@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap";._cookieBanner_1m41u_2{position:fixed;bottom:20px;left:20px;right:20px;z-index:10000;animation:_slideUp_1m41u_1 .5s cubic-bezier(.68,-.55,.265,1.55);pointer-events:none}@keyframes _slideUp_1m41u_1{0%{opacity:0;transform:translateY(100px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}._cookieContainer_1m41u_23{max-width:800px;margin:0 auto;background:#141428bf;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:32px;padding:28px;border:1px solid rgba(255,255,255,.12);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #a855f71a,inset 0 1px #ffffff0d;pointer-events:auto;transition:all .3s 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.2s}._modalBtnSecondary_fn7th_1195:hover{background:#ffffff1a}._modalBtnPrimary_fn7th_1210{padding:10px 24px;background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:8px}._modalBtnPrimary_fn7th_1210:hover{transform:translateY(-1px);box-shadow:0 4px 12px #a855f74d}._modalBtnPrimary_fn7th_1210:disabled{opacity:.6;cursor:not-allowed;transform:none}._modalSpinner_fn7th_1236{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:_spin_fn7th_1 .8s linear infinite}@keyframes _spin_fn7th_1{to{transform:rotate(360deg)}}._addChildOption_fn7th_1250{width:100%;display:flex;align-items:center;gap:12px;padding:10px 14px;background:transparent;border:none;border-radius:10px;color:#a855f7;font-size:13px;cursor:pointer;transition:all .2s}._addChildOption_fn7th_1250:hover{background:#a855f71a}._activeLessonCompact_fn7th_1269{position:relative;background:#ffffff14;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(239,68,68,.3);border-radius:40px;padding:8px 16px;display:flex;align-items:center;gap:8px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0000001a}._activeLessonCompact_fn7th_1269:hover{background:#ef444426;border-color:#ef444499;transform:scale(1.02);box-shadow:0 6px 20px #ef444433}._activeLessonDot_fn7th_1292{width:8px;height:8px;background:#22c55e;border-radius:50%;box-shadow:0 0 8px #22c55e;animation:_pulse_fn7th_1 1.5s infinite}@keyframes _pulse_fn7th_1{0%{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(1.3)}to{opacity:1;transform:scale(1)}}._activeLessonCount_fn7th_1316{background:#ef44444d;border-radius:20px;padding:2px 8px;font-size:12px;font-weight:600;color:#ef4444}._activeLessonTooltip_fn7th_1325{position:absolute;top:100%;right:0;margin-top:8px;background:#0f172af2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:6px 12px;font-size:12px;color:#fff;white-space:nowrap;z-index:100;box-shadow:0 8px 20px #0000004d}._lessonPopup_fn7th_1343{position:fixed;top:70px;right:20px;width:380px;background:#0f172ae6;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:24px;border:1px solid rgba(255,255,255,.1);box-shadow:0 25px 50px -12px #00000080;overflow:hidden;z-index:10000}._lessonPopupContent_fn7th_1358{background:transparent}._lessonPopupHeader_fn7th_1362{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.08);background:#ef44440d}._lessonPopupIcon_fn7th_1371{position:relative;width:40px;height:40px;background:#ef444426;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#ef4444;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._liveDotSmall_fn7th_1384{position:absolute;bottom:-2px;right:-2px;width:10px;height:10px;background:#22c55e;border-radius:50%;border:2px solid rgba(15,23,42,.9);animation:_pulse_fn7th_1 1.5s infinite}._lessonPopupHeader_fn7th_1362 h4{font-size:16px;font-weight:600;color:#fff;margin:0 0 2px}._lessonPopupHeader_fn7th_1362 span{font-size:12px;color:#ffffff80}._lessonPopupClose_fn7th_1408{margin-left:auto;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:6px;cursor:pointer;color:#ffffff80;transition:all .2s}._lessonPopupBody_fn7th_1424{padding:12px;max-height:420px;overflow-y:auto}._lessonPopupBody_fn7th_1424::-webkit-scrollbar-track{background:#ffffff0d;border-radius:4px}._lessonPopupBody_fn7th_1424::-webkit-scrollbar-thumb{background:#ef444480;border-radius:4px}._activeLessonItem_fn7th_1445{display:flex;align-items:center;gap:12px;padding:12px;background:#ffffff0a;border-radius:16px;margin-bottom:8px;transition:all .2s;border:1px solid transparent}._activeLessonItem_fn7th_1445:hover{background:#ffffff14;border-color:#ffffff14;transform:translate(-2px)}._activeLessonChild_fn7th_1463{display:flex;align-items:center;gap:10px;flex:1}._childAvatar_fn7th_308{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:16px;color:#fff;background:linear-gradient(135deg,#8b5cf64d,#8b5cf61a);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._activeLessonInfo_fn7th_1484{display:flex;flex-direction:column;gap:2px}._activeLessonInfo_fn7th_1484 ._childName_fn7th_312{font-size:14px;font-weight:600;color:#fff}._activeLessonInfo_fn7th_1484 ._lessonSubject_fn7th_1496{font-size:11px;color:#fff6}._activeLessonTimer_fn7th_1501{display:flex;align-items:center;gap:4px;color:#fbbf24;font-size:12px;font-family:monospace;background:#0000004d;padding:4px 8px;border-radius:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._joinLessonBtn_fn7th_1514{background:#8b5cf633;border:1px solid rgba(139,92,246,.4);border-radius:10px;padding:6px 12px;font-size:12px;font-weight:500;color:#c4b5fd;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._joinLessonBtn_fn7th_1514:hover{background:#8b5cf659;border-color:#8b5cf6b3;color:#fff;transform:scale(1.02)}._lessonPopupFooter_fn7th_1537{padding:12px 16px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:center}._refreshBtn_fn7th_1544{background:#ffffff0d;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:6px 16px;font-size:12px;color:#fff9;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}@media (max-width: 768px){._lessonPopup_fn7th_1343{width:calc(100vw - 32px);right:16px;left:16px;top:80px}._activeLessonCompact_fn7th_1269{padding:6px 12px}._activeLessonCompact_fn7th_1269 span:not(._activeLessonCount_fn7th_1316){display:none}._activeLessonCompact_fn7th_1269 ._activeLessonCount_fn7th_1316{display:inline-block}}._subscriptionTeacher_fn7th_1584{display:flex;align-items:center;gap:14px;padding:16px;background:#ffffff08;border-radius:var(--radius-lg);margin-top:16px;margin-bottom:24px}._lessonPopupContent_fn7th_1358{background:linear-gradient(180deg,#1e1b4b,#0f172a);border:1px solid rgba(255,255,255,.1);border-radius:16px;box-shadow:0 20px 60px #00000080;overflow:hidden;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}._lessonPopupIcon_fn7th_1371{position:relative;display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:#ef444426;color:#ef4444}._lessonPopupHeader_fn7th_1362 h4{font-size:16px;font-weight:700;color:#fff;margin:0}._lessonPopupHeader_fn7th_1362 span{font-size:12px;color:#94a3b8}._lessonPopupClose_fn7th_1408{margin-left:auto;width:28px;height:28px;border-radius:8px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#94a3b8;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}._lessonPopupBody_fn7th_1424{padding:12px 16px;max-height:400px;overflow-y:auto}._activeLessonItem_fn7th_1445{display:flex;flex-direction:column;gap:8px;padding:12px 14px;margin-bottom:8px;background:#ffffff08;border:1px solid rgba(255,255,255,.05);border-radius:12px;transition:all 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infinite}._lessonStatus_fn7th_1831._ended_fn7th_1845{color:#64748b}._lessonStatus_fn7th_1831._upcoming_fn7th_1849{color:#f59e0b}._activeLessonTimer_fn7th_1501{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:#94a3b8;padding:4px 10px;background:#ffffff0d;border-radius:8px;align-self:flex-start}._joinLessonBtn_fn7th_1514{display:flex;align-items:center;justify-content:center;gap:6px;padding:6px 14px;background:linear-gradient(135deg,#a855f733,#a855f71a);border:1px solid rgba(168,85,247,.3);border-radius:8px;color:#c084fc;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;align-self:flex-end}@media (max-width: 768px){._lessonPopup_fn7th_1343{max-width:calc(100vw - 40px);right:10px!important;top:60px!important}._activeLessonItem_fn7th_1445{padding:10px 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6px;background:#8b5cf633;border-radius:20px;color:#c084fc}._participantRole_19wn0_2959{font-size:11px;color:#64748b;margin-top:2px}._participantControls_19wn0_2966{display:flex;align-items:center;gap:6px}._controlBtn_19wn0_145{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);color:#94a3b8;cursor:pointer;transition:all .2s}._controlBtn_19wn0_145:hover{background:#ffffff1a;color:#fff}._controlBtn_19wn0_145._muted_19wn0_2991{color:#ef4444;background:#ef444426}._controlBtn_19wn0_145._cameraOff_19wn0_2996{color:#f59e0b;background:#f59e0b26}._actionBtn_19wn0_3001{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:#60a5fa26;border:1px solid rgba(96,165,250,.2);color:#60a5fa;cursor:pointer;transition:all .2s}._actionBtn_19wn0_3001:hover{background:#60a5fa40}._actionBtn_19wn0_3001._danger_19wn0_2814{background:#ef444426;border-color:#ef444433;color:#f87171}._actionBtn_19wn0_3001._danger_19wn0_2814:hover{background:#ef444440}._handBadge_19wn0_809{width:22px;height:22px;border-radius:20px;background:linear-gradient(135deg,#fbbf24,#f59e0b);display:flex;align-items:center;justify-content:center;font-size:12px;animation:_bounce_19wn0_1 .5s ease infinite}@keyframes _bounce_19wn0_1{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}._emptyParticipants_19wn0_3046{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center;color:#64748b}._emptyParticipants_19wn0_3046 p{margin-top:12px;font-size:13px}._modalOverlay_19wn0_3063{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1100;display:flex;align-items:center;justify-content:center}._inviteModal_19wn0_3077,._groupModal_19wn0_3078,._kickConfirmModal_19wn0_3079{width:90%;max-width:480px;background:linear-gradient(135deg,#1a1a2e,#16213e);border:1px solid rgba(255,255,255,.1);border-radius:24px;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}._modalHeader_19wn0_3089{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.08)}._modalHeader_19wn0_3089 h3{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:#fff;margin:0}._modalHeader_19wn0_3089 button{background:none;border:none;color:#64748b;cursor:pointer;padding:8px;border-radius:10px;transition:all .2s}._modalHeader_19wn0_3089 button:hover{background:#ffffff0d;color:#fff}._modalBody_19wn0_3122{padding:24px}._inviteLinkSection_19wn0_3126,._inviteEmailSection_19wn0_3127,._groupNameInput_19wn0_3128,._groupMembers_19wn0_3129{margin-bottom:20px}._inviteLinkSection_19wn0_3126 label,._inviteEmailSection_19wn0_3127 label,._groupNameInput_19wn0_3128 label,._groupMembers_19wn0_3129 label{display:block;font-size:13px;font-weight:500;color:#94a3b8;margin-bottom:8px}._inviteLinkBox_19wn0_3144,._inviteEmailBox_19wn0_3145{display:flex;gap:10px}._inviteLinkBox_19wn0_3144 code{flex:1;padding:12px;background:#0000004d;border:1px solid rgba(255,255,255,.08);border-radius:12px;font-size:13px;color:#c084fc;overflow-x:auto;white-space:nowrap}._inviteLinkBox_19wn0_3144 button,._inviteEmailBox_19wn0_3145 button{display:flex;align-items:center;gap:8px;padding:0 16px;background:#a855f726;border:1px solid rgba(168,85,247,.25);border-radius:12px;color:#c084fc;font-size:13px;font-weight:500;cursor:pointer;transition:all 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h4{font-size:20px;font-weight:600;color:#fff;margin:0 0 12px}._kickConfirmModal_19wn0_3079 p{font-size:14px;color:#94a3b8;margin-bottom:24px}@media (max-width: 768px){._participantsStats_19wn0_2678{grid-template-columns:repeat(2,1fr)}._manageButtons_19wn0_2785,._participantCard_19wn0_2866{flex-wrap:wrap}._participantControls_19wn0_2966{margin-left:auto}._inviteLinkBox_19wn0_3144,._inviteEmailBox_19wn0_3145{flex-direction:column}._inviteLinkBox_19wn0_3144 button,._inviteEmailBox_19wn0_3145 button{justify-content:center}}._sidebar_19wn0_182._fullscreen_19wn0_196{position:fixed;top:0;right:0;width:100%!important;height:100vh;z-index:1000;border-left:none;border-radius:0}._sidebar_19wn0_182._fullscreen_19wn0_196 ._sidebarContent_19wn0_265{height:calc(100vh - 60px);overflow-y:auto}._sidebarCloseBtn_19wn0_3398{width:32px;height:32px;border-radius:10px;background:#ef444426;border:1px solid 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button:hover{background:#a855f740}._inviteHint_19wn0_3686{font-size:11px;color:#64748b;margin-top:8px;line-height:1.4}._inviteStudentsSection_19wn0_3694{min-height:300px}._studentsSearch_19wn0_3698{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#0000004d;border:1px solid rgba(255,255,255,.08);border-radius:10px;margin-bottom:16px}._studentsSearch_19wn0_3698 svg{color:#64748b}._studentsSearch_19wn0_3698 input{flex:1;background:transparent;border:none;color:#fff;font-size:13px;outline:none}._studentsSearch_19wn0_3698 input::placeholder{color:#64748b}._studentsLoading_19wn0_3726{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;gap:12px;color:#64748b}._studentsList_19wn0_3736{max-height:300px;overflow-y:auto;margin-bottom:16px}._studentItem_19wn0_3742{display:flex;align-items:center;gap:12px;padding:10px 12px;background:#ffffff08;border-radius:10px;margin-bottom:6px;transition:all 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svg{width:12px;height:12px}._mathEditorContent_1rutq_107{padding:8px;gap:12px}._symbolsSection_1rutq_118,._templatesSection_1rutq_118,._inputSection_1rutq_118,._previewSection_1rutq_118,._historySection_1rutq_118,._examplesSection_1rutq_118{padding:12px}._copyBtn_1rutq_261,._clearBtn_1rutq_297{padding:4px 8px;font-size:10px;min-width:50px}._copyBtn_1rutq_261 svg,._clearBtn_1rutq_297 svg{width:12px;height:12px}._recognizeBtn_1rutq_549,._insertImageBtn_1rutq_576,._recognizeEditBtn_1rutq_603,._clearCanvasBtn_1rutq_529{padding:8px 12px;font-size:12px}}._inputHeader_1rutq_241{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}._inputHeader_1rutq_241>div{display:flex;gap:6px}._inputHeader_1rutq_241 button{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid rgba(255,255,255,.1);border-radius:6px;background:#ffffff0d;color:#94a3b8;cursor:pointer;transition:all .2s}._inputHeader_1rutq_241 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.2s}._chatList_17ywa_168{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:6px}._emptyChatList_17ywa_1637{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 20px;text-align:center}._emptyChatList_17ywa_1637 p{font-size:13px;color:#64748b;margin:0}._startChatBtn_17ywa_1652{display:flex;align-items:center;gap:8px;padding:8px 16px;background:#8b5cf626;border:1px solid rgba(139,92,246,.3);border-radius:20px;color:#a78bfa;font-size:12px;cursor:pointer;transition:all .2s}._startChatBtn_17ywa_1652:hover{background:#8b5cf640}._chatMain_17ywa_295{flex:1;display:flex;flex-direction:column;overflow:hidden;transition:margin-left .3s ease}._chatMain_17ywa_295._withSidebar_17ywa_304{margin-left:280px}._chatHeaderSmall_17ywa_308{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#08081999;border-bottom:1px solid rgba(139,92,246,.1)}._chatHeaderInfo_17ywa_317{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:#cbd5e1}._chatHeaderActions_17ywa_1702{display:flex;align-items:center;gap:8px}._privateIcon_17ywa_326{color:#8b5cf6}._smallUnreadBadge_17ywa_1712{min-width:18px;height:18px;background:#ef4444;border-radius:20px;font-size:10px;font-weight:600;display:flex;align-items:center;justify-content:center;padding:0 4px;color:#fff}._closeChatBtn_17ywa_334{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:8px;cursor:pointer;color:#94a3b8;transition:all .2s}@media (max-width: 768px){._chatMain_17ywa_295._withSidebar_17ywa_304{margin-left:0}._chatSidebar_17ywa_153{position:fixed;left:0;top:0;bottom:0;z-index:200;width:280px}._sidebarToggle_17ywa_44{display:flex!important}}@media (max-width: 480px){._chatSidebar_17ywa_153{width:260px}}._headerRight_17ywa_70{display:flex;align-items:center;gap:8px;flex-shrink:0}._searchBar_17ywa_103{padding:10px 12px;background:#08081999;border-bottom:1px solid rgba(139,92,246,.1);display:flex;align-items:center;gap:8px}._searchInput_17ywa_112{flex:1;min-width:0;padding:8px 14px;background:#ffffff0d;border:1px solid rgba(139,92,246,.2);border-radius:20px;color:#f1f5f9;font-size:13px;outline:none}._searchBar_17ywa_103 button{width:30px;height:30px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:8px;cursor:pointer;color:#94a3b8}._chatSidebarHeader_17ywa_1594 button{width:28px;height:28px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:8px;cursor:pointer;color:#94a3b8}._chatHeader_17ywa_21{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px;gap:8px}._chatHeader_17ywa_21 h4{font-size:13px;font-weight:600;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._chatTime_17ywa_249{font-size:10px;flex-shrink:0;color:#64748b}._chatPreview_17ywa_256{display:flex;justify-content:space-between;align-items:center;gap:8px}._chatPreview_17ywa_256 p{font-size:11px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}._closeChatBtn_17ywa_334{width:28px;height:28px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:8px;cursor:pointer;color:#94a3b8}._senderName_17ywa_443{font-size:11px;font-weight:600;margin-bottom:2px;display:inline-block}._inputArea_17ywa_911{padding:12px;border-top:1px solid rgba(139,92,246,.15);background:#08081999;flex-shrink:0}._inputBtn_17ywa_929{width:36px;height:36px;min-width:36px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:1px solid rgba(139,92,246,.2);border-radius:10px;cursor:pointer;color:#94a3b8}._inputFieldWrap_17ywa_949{flex:1;min-width:0;display:flex;align-items:flex-end;gap:6px;background:#ffffff08;border:1px solid rgba(139,92,246,.2);border-radius:20px;padding:4px 8px 4px 12px}._emojiBtn_17ywa_983{width:32px;height:32px;min-width:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:50%;cursor:pointer;color:#94a3b8}._sendBtn_17ywa_1007{width:40px;height:40px;min-width:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#8b5cf6,#7c3aed);border:none;border-radius:40px;cursor:pointer;color:#fff;box-shadow:0 2px 8px #8b5cf64d}._emojiPicker_17ywa_1172{position:absolute;bottom:100%;right:0;margin-bottom:8px;width:280px;max-width:calc(100vw - 20px);background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(139,92,246,.2);border-radius:16px;overflow:hidden;z-index:100}._emojiPickerGrid_17ywa_1207{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;padding:10px;max-height:240px;overflow-y:auto}._emojiPickerItem_17ywa_1216{width:34px;height:34px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:8px;font-size:18px;cursor:pointer}._quickRepliesPanel_17ywa_1236{position:absolute;bottom:100%;left:0;margin-bottom:8px;width:260px;max-width:calc(100vw - 20px);background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(139,92,246,.2);border-radius:16px;overflow:hidden;z-index:100}._quickRepliesList_17ywa_1272{max-height:260px;overflow-y:auto;padding:6px}._quickReplyItem_17ywa_1278{width:100%;display:flex;align-items:center;gap:10px;padding:8px 10px;background:transparent;border:none;border-radius:10px;cursor:pointer;text-align:left;color:#cbd5e1;font-size:12px;white-space:normal;word-break:break-word}@media (max-width: 640px){._messageWrapper_17ywa_400{max-width:95%}._inputBtn_17ywa_929{width:32px;height:32px;min-width:32px}._sendBtn_17ywa_1007{width:36px;height:36px;min-width:36px}._emojiPicker_17ywa_1172{width:260px}._emojiPickerGrid_17ywa_1207{grid-template-columns:repeat(6,1fr)}._chatSidebar_17ywa_153{width:240px}._headerLeft_17ywa_31 h3{font-size:14px}._sidebarToggle_17ywa_44,._collapseBtn_17ywa_45,._searchBtn_17ywa_46{width:28px;height:28px;min-width:28px}}@media (max-width: 480px){._chatHeader_17ywa_21{padding:8px 12px}._messagesArea_17ywa_354{padding:12px}._inputArea_17ywa_911{padding:8px 12px}._inputBtn_17ywa_929{width:30px;height:30px;min-width:30px}._emojiBtn_17ywa_983{width:28px;height:28px;min-width:28px}._sendBtn_17ywa_1007{width:34px;height:34px;min-width:34px}._inputFieldWrap_17ywa_949{padding:3px 6px 3px 10px}._inputTextarea_17ywa_966,._textMessage_17ywa_524{font-size:12px}._bubble_17ywa_450{padding:6px 10px}}._messagesArea_17ywa_354::-webkit-scrollbar,._chatList_17ywa_168::-webkit-scrollbar,._emojiPickerGrid_17ywa_1207::-webkit-scrollbar,._quickRepliesList_17ywa_1272::-webkit-scrollbar,._newChatMenuItems_17ywa_1404::-webkit-scrollbar{width:4px}._messagesArea_17ywa_354::-webkit-scrollbar-track,._chatList_17ywa_168::-webkit-scrollbar-track,._emojiPickerGrid_17ywa_1207::-webkit-scrollbar-track,._quickRepliesList_17ywa_1272::-webkit-scrollbar-track,._newChatMenuItems_17ywa_1404::-webkit-scrollbar-track{background:transparent}._messagesArea_17ywa_354::-webkit-scrollbar-thumb,._chatList_17ywa_168::-webkit-scrollbar-thumb,._emojiPickerGrid_17ywa_1207::-webkit-scrollbar-thumb,._quickRepliesList_17ywa_1272::-webkit-scrollbar-thumb,._newChatMenuItems_17ywa_1404::-webkit-scrollbar-thumb{background:#8b5cf64d;border-radius:4px}._reactions_17ywa_2521{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}._reaction_17ywa_669{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;background:#ffffff0d;border:none;border-radius:20px;font-size:13px;cursor:pointer;transition:all .2s}._reactionCount_17ywa_695{font-size:11px;color:#94a3b8}._replyPreview_17ywa_2555{display:flex;align-items:center;gap:6px;padding:6px 10px;background:#0003;border-radius:8px;margin-bottom:6px;font-size:11px;color:#a78bfa}._replyPreview_17ywa_2555 p{margin:0;color:#94a3b8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._fileAttachment_17ywa_2586{display:flex;align-items:center;gap:10px;padding:8px;background:#0003;border-radius:8px}._messageReactions_17ywa_662{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}._reactionBadge_17ywa_2602{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;background:#ffffff0d;border:none;border-radius:20px;font-size:12px;cursor:pointer}._reactionBadgeActive_17ywa_2614{background:#8b5cf64d}._reactionPicker_17ywa_2618{position:absolute;bottom:100%;display:flex;gap:4px;padding:6px;background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(139,92,246,.2);border-radius:40px;z-index:100}._reactionPicker_17ywa_2618 button{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:50%;font-size:18px;cursor:pointer;transition:all .2s}._chatContainer_17ywa_2667{display:flex;flex-direction:column;height:100%;background:#0a0a1e99;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-left:1px solid rgba(139,92,246,.2)}._sidebarToggle_17ywa_44,._closeChat_17ywa_334{background:transparent;border:none;color:#94a3b8;cursor:pointer;padding:6px;border-radius:8px;transition:all .2s}._chatSidebar_17ywa_153{width:260px;border-right:1px solid rgba(139,92,246,.1);overflow-y:auto}._sidebarHeader_17ywa_2705{display:flex;justify-content:space-between;align-items:center;padding:12px;font-size:12px;font-weight:600;color:#94a3b8;border-bottom:1px solid rgba(139,92,246,.1)}._newChatBtn_17ywa_47{background:#8b5cf633;border:none;color:#a78bfa;cursor:pointer;padding:4px 8px;border-radius:6px;font-size:12px}._chatList_17ywa_168{display:flex;flex-direction:column}._chatItem_17ywa_2731{display:flex;align-items:center;gap:10px;padding:10px 12px;cursor:pointer;transition:all .2s;position:relative}._chatItem_17ywa_2731:hover{background:#8b5cf61a}._chatItem_17ywa_2731._active_17ywa_2745{background:#8b5cf626;border-left:2px solid #8b5cf6}._chatAvatar_17ywa_207{position:relative;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:#8b5cf633;border-radius:50%}._privateBadge_17ywa_214{position:absolute;bottom:-2px;right:-2px;background:#000000b3;border-radius:50%;padding:2px}._chatInfo_17ywa_228{flex:1;min-width:0}._chatName_17ywa_2775{font-size:13px;font-weight:500;color:#f1f5f9}._chatLastMessage_17ywa_2781{font-size:11px;color:#64748b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._unreadBadge_17ywa_74{background:#8b5cf6;color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:10px}._closeChatBtn_17ywa_334{background:transparent;border:none;color:#64748b;cursor:pointer;padding:4px;border-radius:4px;opacity:0;transition:all .2s}._chatItem_17ywa_2731:hover ._closeChatBtn_17ywa_334{opacity:1}._messageHeader_17ywa_2875{margin-bottom:4px}._messageAuthor_17ywa_2879{font-size:11px;font-weight:600;color:#a78bfa}._messageActions_17ywa_702{position:absolute;top:-20px;display:flex;gap:4px;padding:4px 8px;background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(139,92,246,.2);border-radius:20px;z-index:10}._messageActions_17ywa_702 button{background:transparent;border:none;color:#94a3b8;cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s}._replyBar_17ywa_3009{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;background:#8b5cf61a;border-radius:8px;margin-bottom:8px;font-size:11px}._replyContent_17ywa_499{display:flex;align-items:center;gap:6px;flex:1;overflow:hidden}._replyContent_17ywa_499 p{margin:0;color:#94a3b8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._cancelReply_17ywa_3036{background:transparent;border:none;color:#64748b;cursor:pointer;padding:4px;border-radius:4px}._filePreview_17ywa_1079{display:flex;align-items:center;gap:8px;padding:8px;background:#8b5cf61a;border-radius:8px;margin-bottom:8px}._filePreview_17ywa_1079 img{width:40px;height:40px;object-fit:cover;border-radius:6px}._filePreviewInfo_17ywa_3062{flex:1;display:flex;flex-direction:column;gap:2px;font-size:11px}._inputBtn_17ywa_929{background:#ffffff0d;border:none;color:#94a3b8;cursor:pointer;padding:8px;border-radius:12px;display:flex;align-items:center;justify-content:center;transition:all .2s}._textarea_17ywa_3094{flex:1;background:#ffffff0d;border:1px solid rgba(139,92,246,.2);border-radius:20px;padding:8px 14px;color:#f1f5f9;font-size:13px;resize:none;font-family:inherit;min-height:36px;max-height:100px}._sendBtn_17ywa_1007{background:#8b5cf6;border:none;color:#fff;cursor:pointer;padding:8px;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;transition:all .2s}._emojiPanel_17ywa_3138 button{background:transparent;border:none;font-size:20px;cursor:pointer;padding:6px;border-radius:8px;transition:all .2s}._emojiPanel_17ywa_3138 button:hover{background:#8b5cf633;transform:scale(1.1)}._chatToggle_17ywa_3183{position:fixed;bottom:20px;right:20px;width:48px;height:48px;background:#8b5cf6;border:none;border-radius:50%;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000004d;transition:all .2s;position:relative}._chatContainer_17ywa_2667{display:flex;flex-direction:column;height:100%;background:#0a0a1ecc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-left:1px solid rgba(139,92,246,.2);position:relative;width:380px}._chatHeader_17ywa_21{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid rgba(139,92,246,.1)}._chatHeader_17ywa_21 h3{margin:0;font-size:16px;font-weight:600;color:#f1f5f9}._sidebarToggle_17ywa_44,._closeChat_17ywa_334{background:transparent;border:none;color:#94a3b8;cursor:pointer;padding:6px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s}._sidebarToggle_17ywa_44:hover,._closeChat_17ywa_334:hover{background:#8b5cf61a;color:#a78bfa}._chatSidebar_17ywa_153{width:260px;border-right:1px solid rgba(139,92,246,.1);overflow-y:auto;background:#0003}._chatListItem_17ywa_191{display:flex;align-items:center;gap:10px;padding:10px 12px;cursor:pointer;transition:all .2s;position:relative}._chatListItem_17ywa_191._active_17ywa_2745{background:#8b5cf626;border-left:2px solid #8b5cf6}._chatListAvatar_17ywa_3290{position:relative;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:#8b5cf633;border-radius:50%;flex-shrink:0}._privateBadgeIcon_17ywa_3302{position:absolute;bottom:-2px;right:-2px;background:#000000b3;border-radius:50%;padding:2px}._chatListInfo_17ywa_3311{flex:1;min-width:0}._chatListName_17ywa_3316{font-size:13px;font-weight:500;color:#f1f5f9}._chatListDivider_17ywa_3322{padding:8px 12px;font-size:10px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.5px;border-top:1px solid rgba(139,92,246,.1);margin-top:4px}._unreadBadge_17ywa_74{background:#8b5cf6;color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:10px;min-width:18px;text-align:center}._closePrivateChat_17ywa_3344{background:transparent;border:none;color:#64748b;cursor:pointer;padding:4px;border-radius:4px;opacity:0;transition:all .2s}._chatListItem_17ywa_191:hover ._closePrivateChat_17ywa_3344{opacity:1}._closePrivateChat_17ywa_3344:hover{background:#ef444433;color:#ef4444}._emptyChatList_17ywa_1637{padding:20px;text-align:center;color:#64748b;font-size:12px}._startChatBtn_17ywa_1652{margin-top:10px;background:#8b5cf633;border:none;color:#a78bfa;padding:6px 12px;border-radius:8px;cursor:pointer;font-size:12px}._chatMain_17ywa_295{flex:1;display:flex;flex-direction:column;overflow:hidden}._chatTitle_17ywa_2825{display:flex;align-items:center;gap:8px;padding:10px 16px;font-size:13px;font-weight:500;color:#a78bfa;border-bottom:1px solid rgba(139,92,246,.1)}._messagesList_17ywa_2836{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}._emptyMessages_17ywa_2845{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#64748b;text-align:center;gap:8px}._message_17ywa_354{display:flex;gap:10px;position:relative}._messageOwn_17ywa_407{justify-content:flex-end}._messageOther_17ywa_412{justify-content:flex-start}._messageAvatar_17ywa_431{flex-shrink:0}._messageContent_17ywa_2870{max-width:70%;position:relative}._messageAuthor_17ywa_2879{font-size:11px;font-weight:600;color:#a78bfa;margin-bottom:4px}._messageText_17ywa_2885{padding:8px 12px;background:#ffffff0d;border-radius:16px;font-size:13px;line-height:1.4;color:#f1f5f9;word-wrap:break-word}._messageOwn_17ywa_407 ._messageText_17ywa_2885{background:linear-gradient(135deg,#8b5cf64d,#7c3aed26)}._messageFooter_17ywa_633{display:flex;justify-content:flex-end;gap:4px;margin-top:4px}._messageTime_17ywa_643{font-size:10px;color:#64748b}._editedBadge_17ywa_650{font-size:9px;color:#64748b;margin-left:4px}._messageFile_17ywa_2575{margin-bottom:6px}._messageImage_17ywa_2579{max-width:200px;max-height:150px;border-radius:8px;cursor:pointer}._fileAttachment_17ywa_2586{display:flex;align-items:center;gap:8px;padding:6px 10px;background:#0000004d;border-radius:8px}._fileName_17ywa_583{font-size:12px;color:#94a3b8;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._fileDownload_17ywa_596{background:transparent;border:none;color:#a78bfa;cursor:pointer;padding:4px;border-radius:4px}._reactions_17ywa_2521{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}._reaction_17ywa_669{background:#ffffff0d;border:none;border-radius:20px;padding:2px 8px;font-size:12px;cursor:pointer;display:inline-flex;align-items:center;gap:4px;color:#94a3b8}._reaction_17ywa_669:hover{background:#8b5cf633}._reactionActive_17ywa_686{background:#8b5cf64d;border:1px solid rgba(139,92,246,.5)}._reactionCount_17ywa_695{font-size:10px}._messageActions_17ywa_702{position:absolute;top:-28px;display:flex;gap:4px;padding:4px 8px;background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(139,92,246,.2);border-radius:20px;z-index:10}._messageActions_17ywa_702 button{background:transparent;border:none;color:#94a3b8;cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px}._messageActions_17ywa_702 button:hover{background:#8b5cf633;color:#a78bfa}._editContainer_17ywa_2961{background:#0006;border-radius:12px;padding:8px}._editInput_17ywa_2967{width:100%;background:#ffffff0d;border:1px solid rgba(139,92,246,.3);border-radius:8px;padding:8px;color:#f1f5f9;font-size:13px;resize:vertical}._editActions_17ywa_2978{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}._editActions_17ywa_2978 button{padding:4px 12px;border-radius:6px;font-size:12px;cursor:pointer}._editActions_17ywa_2978 button:first-child{background:transparent;border:1px solid #64748b;color:#94a3b8}._editActions_17ywa_2978 button:last-child{background:#8b5cf6;border:none;color:#fff}._replyPreview_17ywa_2555{display:flex;align-items:center;gap:6px;padding:4px 8px;background:#0003;border-radius:8px;margin-bottom:6px;font-size:11px;color:#a78bfa}._replyPreview_17ywa_2555 span{color:#94a3b8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._reactionPicker_17ywa_2618{position:absolute;bottom:100%;display:flex;gap:4px;padding:6px 8px;background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid 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.2s}._fileName_17ywa_583{font-size:11px;color:#fff9;margin-top:4px;word-break:break-all;max-width:180px}._messageBody_17ywa_437{max-width:80%;min-width:200px}._bubble_17ywa_450{max-width:100%;word-wrap:break-word}._imagePreviewWrapper_17ywa_3931 ._downloadBtn_17ywa_4002:hover{background:#8b5cf6}._fileCard_17ywa_4044 ._downloadBtn_17ywa_4002{background:#ffffff14;width:32px;height:32px;border-radius:8px;color:#94a3b8}._fileCard_17ywa_4044 ._downloadBtn_17ywa_4002:hover{background:#8b5cf64d;color:#a78bfa}@media (max-width: 640px){._downloadBtn_17ywa_4002,._imagePreviewWrapper_17ywa_3931 ._downloadBtn_17ywa_4002,._fileCard_17ywa_4044 ._downloadBtn_17ywa_4002{width:28px;height:28px}}._searchInput_17ywa_112{flex:1;min-width:0;padding:10px 16px;background:#ffffff0d;border:1px solid rgba(139,92,246,.2);border-radius:24px;color:#f1f5f9;font-size:13px;outline:none;transition:all .2s}._searchInput_17ywa_112:focus{border-color:#8b5cf6;box-shadow:0 0 0 2px #8b5cf633;background:#ffffff14}._searchResults_17ywa_4120{position:absolute;top:100%;left:0;right:0;max-height:300px;overflow-y:auto;background:#080819f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(139,92,246,.2);border-radius:0 0 16px 16px;z-index:50}._searchResultItem_17ywa_4134{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer;transition:all .2s;border-bottom:1px solid rgba(139,92,246,.05)}._searchResultItem_17ywa_4134:hover{background:#8b5cf61a}._searchResultText_17ywa_4148{flex:1;font-size:12px;color:#cbd5e1;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}._searchResultMeta_17ywa_4158{font-size:10px;color:#64748b;white-space:nowrap}._searchHighlight_17ywa_4164{background:#8b5cf64d;color:#a78bfa;border-radius:3px;padding:0 2px}@media (max-width: 640px){._searchBar_17ywa_103{padding:10px 12px;gap:8px}._searchInput_17ywa_112{padding:8px 14px;font-size:12px}._searchBar_17ywa_103 button{width:28px;height:28px}._searchResults_17ywa_4120{max-height:250px}._searchResultItem_17ywa_4134{padding:8px 12px;gap:8px}._searchResultText_17ywa_4148{font-size:11px}}._searchInputWrapper_17ywa_4212{flex:1;position:relative;display:flex;align-items:center;background:#ffffff0d;border:1px solid rgba(139,92,246,.2);border-radius:24px;transition:all .2s}._searchInputWrapper_17ywa_4212:focus-within{border-color:#8b5cf6;box-shadow:0 0 0 2px #8b5cf633;background:#ffffff14}._searchIcon_17ywa_4230{padding-left:12px;color:#64748b;display:flex;align-items:center}._searchInput_17ywa_112{flex:1;min-width:0;padding:10px 12px;background:transparent;border:none;color:#f1f5f9;font-size:13px;outline:none}._searchInput_17ywa_112::placeholder{color:#64748b}._searchClearBtn_17ywa_4254{padding-right:10px;background:transparent;border:none;cursor:pointer;color:#64748b;display:flex;align-items:center;justify-content:center;transition:all .2s}._searchClearBtn_17ywa_4254:hover{color:#ef4444}._searchCloseBtn_17ywa_4271{width:32px;height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:10px;cursor:pointer;color:#94a3b8;transition:all .2s}._searchCloseBtn_17ywa_4271:hover{background:#ef444433;color:#ef4444}._chat_17ywa_4{height:100%;display:flex;flex-direction:column;background:#0a0a1e99;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:24px;overflow:hidden;position:relative;width:100%}._chat_17ywa_4._collapsed_17ywa_15{height:60px;min-height:60px}._chatHeader_17ywa_21{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#080819cc;border-bottom:1px solid rgba(139,92,246,.15);flex-shrink:0;min-height:52px}._headerLeft_17ywa_31{display:flex;align-items:center;gap:8px;flex-wrap:wrap;flex:1;min-width:0}._headerLeft_17ywa_31 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auto;width:100%}._flashcardsProgress_lchhf_1491{margin-bottom:24px}._knownCount_lchhf_1500{color:#22c55e}._unknownCount_lchhf_1504{color:#ef4444}._timeCount_lchhf_1508{color:#3b82f6}._flashcardsContainer_lchhf_1512{display:flex;justify-content:center;align-items:center;margin-bottom:32px;perspective:1000px}._flashcard_lchhf_1485{width:400px;max-width:90vw;height:320px;position:relative;cursor:pointer;transform-style:preserve-3d;transition:transform .4s}._flashcardFront_lchhf_1534,._flashcardBack_lchhf_1534{position:absolute;width:100%;height:100%;backface-visibility:hidden;border-radius:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16162a);border:1px solid rgba(168,85,247,.3);box-shadow:0 20px 35px -10px #0006}._flashcard_lchhf_1485._shaking_lchhf_1553{animation:_shake_lchhf_1 .3s ease-in-out}@keyframes _shake_lchhf_1{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}._cardEmoji_lchhf_322{font-size:56px;margin-bottom:20px}._cardWord_lchhf_1568{font-size:28px;font-weight:700;color:#f1f5f9;margin-bottom:12px}._cardTranslation_lchhf_1575{font-size:28px;font-weight:700;color:#c084fc;margin-bottom:16px}._cardExample_lchhf_1582{display:flex;align-items:center;gap:8px;padding:8px 14px;background:#a855f71a;border-radius:40px;font-size:12px;color:#94a3b8}._cardHint_lchhf_1593{font-size:12px;color:#64748b;margin-top:12px}._cardPronunciation_lchhf_1599{font-size:12px;color:#64748b;margin-top:8px}._speakFlashcardBtn_lchhf_1605{background:#a855f726;border:none;width:36px;height:36px;border-radius:18px;color:#c084fc;cursor:pointer;margin-bottom:16px}._flipHint_lchhf_1616{font-size:10px;color:#64748b}._flashcardsActions_lchhf_1621{display:flex;align-items:center;justify-content:center;gap:24px}._navBtn_lchhf_1628{width:44px;height:44px;border-radius:22px;background:#252540;border:1px solid rgba(168,85,247,.2);color:#c084fc;cursor:pointer;transition:all .2s}._navBtn_lchhf_1628:hover:not(:disabled){background:#a855f7;color:#fff}._navBtn_lchhf_1628:disabled{opacity:.3;cursor:not-allowed}._actionButtons_lchhf_1649{display:flex;gap:12px}._actionBtn_lchhf_1654{display:flex;align-items:center;gap:8px;padding:10px 20px;border-radius:40px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;border:none}._dontKnowBtn_lchhf_1667{background:#ef444426;color:#ef4444}._dontKnowBtn_lchhf_1667:hover{background:#ef4444;color:#fff}._knowBtn_lchhf_1677{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff}._knowBtn_lchhf_1677:hover{transform:translateY(-2px);box-shadow:0 4px 12px #22c55e66}._swipeHint_lchhf_1687{display:flex;justify-content:center;gap:24px;margin-top:24px;font-size:10px;color:#64748b}._resultActions_lchhf_1696{display:flex;gap:12px;justify-content:center;margin-top:20px}._repeatBtn_lchhf_1703{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#a855f726;border:1px solid rgba(168,85,247,.3);border-radius:40px;color:#c084fc;cursor:pointer}._repeatBtn_lchhf_1703:hover{background:#a855f7;color:#fff}@media (max-width: 768px){._optionsGrid_lchhf_932{grid-template-columns:1fr}._flashcard_lchhf_1485{height:280px}._cardWord_lchhf_1568,._cardTranslation_lchhf_1575{font-size:22px}._activityCard_lchhf_287{flex-direction:column;text-align:center}._cardActions_lchhf_379{width:100%;justify-content:center}._panelTabs_lchhf_235{flex-wrap:wrap}._tab_lchhf_244{padding:6px 12px;font-size:11px}._dictationCard_lchhf_1203{padding:20px}._promptWord_lchhf_1246{font-size:24px}}._panelTabs_lchhf_235{display:flex;gap:6px;padding:12px 16px;background:#112;border-bottom:1px solid rgba(168,85,247,.1);overflow-x:auto;flex-shrink:0;scrollbar-width:thin}._panelTabs_lchhf_235::-webkit-scrollbar{height:3px}._panelTabs_lchhf_235::-webkit-scrollbar-track{background:#1a1a2e}._panelTabs_lchhf_235::-webkit-scrollbar-thumb{background:#a855f7;border-radius:3px}._tab_lchhf_244{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:30px;background:#1a1a2e;border:1px solid rgba(168,85,247,.15);color:#94a3b8;cursor:pointer;font-size:12px;font-weight:500;white-space:nowrap;transition:all .2s ease}._tab_lchhf_244:hover{background:#2a2a4a;border-color:#a855f74d;transform:translateY(-1px)}._tab_lchhf_244._active_lchhf_228{background:#a855f733;color:#c084fc;border-color:#a855f766}._tab_lchhf_244 span{font-size:12px}._activityCard_lchhf_287{display:flex;align-items:center;gap:14px;background:#1e1e32;border-radius:20px;padding:14px;transition:all .2s ease;border:1px solid transparent}._activityCard_lchhf_287:hover{border-color:#a855f74d;transform:translateY(-2px);background:#252540;box-shadow:0 4px 12px #0003}._cardImage_lchhf_304{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#a855f726,#f472b61a);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}._cardImg_lchhf_316{width:100%;height:100%;object-fit:cover}._cardEmoji_lchhf_322{font-size:28px}._cardContent_lchhf_326{flex:1;min-width:0}._cardContent_lchhf_326 h4{margin:0 0 4px;font-size:14px;font-weight:600;color:#f1f5f9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._cardDescription_lchhf_338{font-size:11px;color:#94a3b8;margin:0 0 8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._cardMeta_lchhf_345{display:flex;align-items:center;gap:10px;font-size:10px;color:#64748b;flex-wrap:wrap}._difficulty_lchhf_359{font-weight:500}._cardStats_lchhf_363{display:flex;align-items:center;gap:10px;margin-top:6px;font-size:10px}._plays_lchhf_375{color:#64748b}._cardActions_lchhf_379{display:flex;gap:8px;align-items:center;flex-shrink:0}._previewBtn_lchhf_386{width:36px;height:36px;border-radius:12px;background:#a855f71a;border:1px solid rgba(168,85,247,.2);color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._previewBtn_lchhf_386:hover{background:#a855f733;color:#c084fc;transform:scale(1.05)}._startBtn_lchhf_405{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:30px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;color:#fff;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s}._startBtn_lchhf_405:hover{transform:scale(1.02);box-shadow:0 4px 12px #22c55e4d}@media (max-width: 768px){._panelTabs_lchhf_235{padding:10px 12px;gap:4px}._tab_lchhf_244{padding:6px 10px;font-size:10px}._tab_lchhf_244 span{display:none}._tab_lchhf_244{gap:0}._activityCard_lchhf_287{flex-direction:column;text-align:center;padding:16px}._cardImage_lchhf_304{width:48px;height:48px}._cardEmoji_lchhf_322{font-size:24px}._cardActions_lchhf_379{width:100%;justify-content:center;margin-top:8px}._cardMeta_lchhf_345,._cardStats_lchhf_363{justify-content:center}}._panelContent_lchhf_268::-webkit-scrollbar{width:4px}._panelContent_lchhf_268::-webkit-scrollbar-track{background:#1a1a2e;border-radius:4px}._panelContent_lchhf_268::-webkit-scrollbar-thumb{background:#a855f7;border-radius:4px}@keyframes _fadeInUp_lchhf_1{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}._activityCard_lchhf_287{animation:_fadeInUp_lchhf_1 .3s ease forwards}._emptyState_lchhf_449{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;height:100%;padding:40px 20px;gap:16px;color:#64748b;text-align:center}._emptyIcon_lchhf_460{font-size:64px;opacity:.5}._emptyState_lchhf_449 p{margin:0;font-size:14px;color:#94a3b8}._createBtn_lchhf_484{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:40px;color:#fff;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;margin-top:8px}._panelContent_lchhf_268{flex:1;overflow-y:auto;padding:16px;min-height:200px}._panelContent_lchhf_268._grid_lchhf_274{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}._panelContent_lchhf_268._list_lchhf_280{display:flex;flex-direction:column;gap:12px}._panelContent_lchhf_268._grid_lchhf_274 ._emptyState_lchhf_449,._panelContent_lchhf_268._list_lchhf_280 ._emptyState_lchhf_449{grid-column:1 / -1;width:100%}._aiTab_lchhf_2124{background:linear-gradient(135deg,#a855f726,#f472b626)!important;border:1px solid rgba(168,85,247,.3)!important}._aiTab_lchhf_2124._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#f472b6)!important;color:#fff!important}._aiToolsGrid_lchhf_2134{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;padding:8px}._aiToolCard_lchhf_2141{background:#1e1e3299;border-radius:16px;padding:20px;cursor:pointer;transition:all .3s ease;border:1px solid rgba(255,255,255,.05);position:relative;overflow:hidden}._aiToolIcon_lchhf_2159{width:56px;height:56px;border-radius:28px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;transition:transform .3s ease}._aiToolCard_lchhf_2141 h4{margin:0 0 8px;font-size:16px;color:#f1f5f9}._aiToolCard_lchhf_2141 p{margin:0;font-size:12px;color:#94a3b8;line-height:1.4}._subtitlesPanel_lchhf_2212{position:fixed;bottom:100px;left:20px;right:20px;max-width:500px;background:#000000d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:16px;border:1px solid rgba(168,85,247,.3);z-index:1500;overflow:hidden}._subtitlesHeader_lchhf_2226{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#00000080;border-bottom:1px solid rgba(255,255,255,.05)}._subtitlesText_lchhf_2235{padding:20px;font-size:18px;text-align:center;color:#f1f5f9;line-height:1.4}._subtitlesListening_lchhf_2243{display:flex;align-items:center;gap:8px;font-size:11px;color:#22c55e}._listeningDot_lchhf_2251{width:8px;height:8px;background:#22c55e;border-radius:4px;animation:_pulse_lchhf_1 1.5s infinite}@media (max-width: 768px){._aiToolsGrid_lchhf_2134{grid-template-columns:1fr}._aiToolCard_lchhf_2141{padding:16px}._aiToolIcon_lchhf_2159{width:48px;height:48px}._subtitlesPanel_lchhf_2212{left:10px;right:10px;max-width:none}._subtitlesText_lchhf_2235{font-size:14px;padding:16px}}._quickDictationContainer_lchhf_647{width:100%;max-width:550px;margin:0 auto;background:#1e1e3299;border-radius:24px;padding:24px;box-sizing:border-box;position:relative;left:0;right:0}._quickDictationHeader_lchhf_651{display:flex;align-items:center;gap:16px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.05);width:100%;box-sizing:border-box}._quickIcon_lchhf_661{width:48px;height:48px;border-radius:24px;background:linear-gradient(135deg,#f59e0b,#ef4444);display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}._quickDictationHeader_lchhf_651 div{flex:1}._quickDictationHeader_lchhf_651 h4{margin:0;font-size:18px;color:#f1f5f9}._quickDictationHeader_lchhf_651 p{margin:4px 0 0;font-size:12px;color:#94a3b8}._quickDictationForm_lchhf_2341{display:flex;flex-direction:column;gap:20px;width:100%;box-sizing:border-box}._quickTitleInput_lchhf_677{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;box-sizing:border-box}._quickWordsSection_lchhf_693{background:#0003;border-radius:16px;padding:16px;width:100%;box-sizing:border-box}._quickWordsHeader_lchhf_700{margin-bottom:12px;font-size:13px;color:#c084fc}._quickWordsList_lchhf_706{max-height:200px;overflow-y:auto;margin-bottom:16px;display:flex;flex-direction:column;gap:8px;width:100%}._quickWordItem_lchhf_712{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:#ffffff08;border-radius:10px;gap:10px;width:100%;box-sizing:border-box;flex-wrap:wrap}._quickWordInfo_lchhf_722{flex:1;display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-width:0}._quickWordInfo_lchhf_722 strong{color:#f1f5f9;font-size:14px}._quickWordInfo_lchhf_722 span{color:#94a3b8;font-size:13px}._quickWordInfo_lchhf_722 small{color:#fbbf24;font-size:11px}._quickWordActions_lchhf_744{display:flex;gap:8px;flex-shrink:0}._quickWordActions_lchhf_744 button{width:28px;height:28px;border-radius:14px;background:#ffffff0d;border:none;color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center}._addWordForm_lchhf_767{margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.05);width:100%;box-sizing:border-box}._addWordRow_lchhf_773{display:flex;gap:12px;margin-bottom:12px;width:100%}._addWordRow_lchhf_773 input{flex:1;min-width:0}._quickWordInput_lchhf_779{padding:10px 12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:13px;width:100%;box-sizing:border-box}._quickHintInput_lchhf_794{width:100%;padding:10px 12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:13px;margin-bottom:12px;box-sizing:border-box}._addQuickWordBtn_lchhf_805{padding:10px;background:#a855f726;border:1px solid rgba(168,85,247,.3);border-radius:10px;color:#c084fc;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;width:100%}._quickDictationFooter_lchhf_824{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.05);width:100%;box-sizing:border-box}._startQuickBtn_lchhf_828{width:100%;padding:14px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:40px;color:#fff;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px}._startQuickBtn_lchhf_828:disabled{opacity:.5;cursor:not-allowed}._dictationMode_lchhf_1177{max-width:550px;margin:0 auto;width:100%;box-sizing:border-box}._dictationCard_lchhf_1203{background:linear-gradient(135deg,#1a1a2e,#16162a);border-radius:28px;padding:28px;border:1px solid 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#a855f74d}._micBtn_lchhf_1320{width:48px;height:48px;border-radius:24px;background:#252540;border:1px solid rgba(168,85,247,.2);color:#c084fc;cursor:pointer;transition:all .2s;flex-shrink:0}._micBtn_lchhf_1320:hover{background:#a855f7;color:#fff}._micBtn_lchhf_1320._listening_lchhf_1336{background:#ef4444;color:#fff;animation:_pulse_lchhf_1 1s infinite}._hintBtn_lchhf_987{display:flex;align-items:center;gap:6px;background:none;border:none;color:#64748b;cursor:pointer;font-size:11px;margin-bottom:16px}._hintBtn_lchhf_987:hover{color:#c084fc}._hintBox_lchhf_1003{background:#a855f71a;border-left:3px solid #a855f7;padding:10px 14px;border-radius:12px;margin-bottom:20px;font-size:12px;color:#c084fc}._dictationResult_lchhf_1352{display:flex;align-items:center;gap:12px;padding:14px;border-radius:18px;margin:20px 0;width:100%;box-sizing:border-box}._dictationResult_lchhf_1352._correct_lchhf_959{background:#22c55e1a;border:1px solid #22c55e}._dictationResult_lchhf_1352._wrong_lchhf_965{background:#ef44441a;border:1px solid #ef4444}._correctAnswer_lchhf_1371{font-weight:700;color:#22c55e}._dictationActions_lchhf_1376{display:flex;gap:12px;width:100%}._submitBtn_lchhf_1381,._nextBtn_lchhf_1038{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:40px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}._submitBtn_lchhf_1381:hover,._nextBtn_lchhf_1038:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f766}._submitBtn_lchhf_1381:disabled{opacity:.5;cursor:not-allowed}._editDictationBtn_lchhf_2722{width:100%;margin-top:16px;padding:10px;background:#ffffff08;border:1px solid rgba(255,255,255,.05);border-radius:30px;color:#64748b;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px}@media (max-width: 640px){._quickDictationContainer_lchhf_647{padding:16px}._dictationCard_lchhf_1203{padding:20px}._promptWord_lchhf_1246{font-size:24px}._addWordRow_lchhf_773{flex-direction:column}._quickWordItem_lchhf_712{flex-direction:column;align-items:flex-start}._quickWordActions_lchhf_744{align-self:flex-end}._dictationInput_lchhf_1297{flex-wrap:wrap}._micBtn_lchhf_1320{width:100%}}._aiToolsGrid_lchhf_2134{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;width:100%}._panelContent_lchhf_268._list_lchhf_280 ._aiToolsGrid_lchhf_2134{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}._aiToolCard_lchhf_2141{background:#1e1e3299;border-radius:20px;padding:24px 20px;cursor:pointer;transition:all .3s ease;border:1px solid rgba(255,255,255,.05);position:relative;text-align:center;width:100%;box-sizing:border-box}._aiToolCard_lchhf_2141:hover{transform:translateY(-4px);border-color:#a855f766;background:#1e1e32cc;box-shadow:0 8px 24px #a855f733}._aiToolIcon_lchhf_2159{width:64px;height:64px;border-radius:32px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;transition:transform .3s ease}._aiToolCard_lchhf_2141:hover ._aiToolIcon_lchhf_2159{transform:scale(1.05)}._aiToolCard_lchhf_2141 h4{margin:0 0 8px;font-size:16px;color:#f1f5f9;text-align:center}._aiToolCard_lchhf_2141 p{margin:0;font-size:12px;color:#94a3b8;text-align:center;line-height:1.4}._aiToolBadge_lchhf_2187{position:absolute;top:12px;right:12px;padding:4px 8px;background:linear-gradient(135deg,#a855f7,#f472b6);border-radius:20px;font-size:10px;font-weight:600;color:#fff;animation:_badgePulse_lchhf_1 2s infinite}@keyframes _badgePulse_lchhf_1{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}@media (max-width: 768px){._aiToolsGrid_lchhf_2134,._panelContent_lchhf_268._list_lchhf_280 ._aiToolsGrid_lchhf_2134{grid-template-columns:1fr}._aiToolCard_lchhf_2141{padding:20px 16px}._aiToolIcon_lchhf_2159{width:56px;height:56px}}._teacherPanelOverlay_lchhf_81{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:_fadeIn_lchhf_1 .2s ease}._teacherPanel_lchhf_81{background:linear-gradient(135deg,#0f0f23,#1a1a3e);border-radius:28px;width:90%;max-width:1200px;max-height:85vh;overflow:hidden;box-shadow:0 25px 50px -12px #00000080;border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;animation:_slideUp_lchhf_1 .3s ease}@keyframes _fadeIn_lchhf_1{0%{opacity:0}to{opacity:1}}@keyframes _slideUp_lchhf_1{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}._panelHeader_lchhf_109{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.1);background:#0000004d}._headerTitle_lchhf_118{display:flex;align-items:center;gap:12px}._headerIcon_lchhf_124{width:40px;height:40px;background:linear-gradient(135deg,#a855f733,#fbbf2433);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fbbf24}._headerTitle_lchhf_118 p{margin:4px 0 0;font-size:13px;color:#94a3b8}._headerActions_lchhf_2966{display:flex;align-items:center;gap:8px}._refreshBtn_lchhf_2972{background:#ffffff1a;border:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;color:#94a3b8}._refreshBtn_lchhf_2972:hover{background:#fff3;color:#fff}._closeBtn_lchhf_148{background:#ffffff1a;border:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;color:#94a3b8}._closeBtn_lchhf_148:hover{background:#fff3;color:#fff;transform:rotate(90deg)}._searchWrapper_lchhf_176{flex:1;display:flex;align-items:center;gap:8px;background:#ffffff0d;border-radius:40px;padding:8px 16px;border:1px solid rgba(255,255,255,.1)}._searchWrapper_lchhf_176 input::placeholder{color:#64748b}._clearSearch_lchhf_200{background:none;border:none;color:#94a3b8;cursor:pointer;padding:0;display:flex;align-items:center}._filterWrapper_lchhf_3058{display:flex;align-items:center;gap:8px;background:#ffffff0d;border-radius:40px;padding:8px 16px;border:1px solid rgba(255,255,255,.1)}._filterSelect_lchhf_3068{background:transparent;border:none;color:#fff;font-size:13px;outline:none;cursor:pointer}._filterSelect_lchhf_3068 option{background:#1a1a3e}._viewToggle_lchhf_210{display:flex;gap:4px;background:#ffffff0d;border-radius:40px;padding:4px}._viewBtn_lchhf_215{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;color:#94a3b8;transition:all .2s}._viewBtn_lchhf_215._active_lchhf_228{background:linear-gradient(135deg,#fbbf24,#a855f7);color:#fff}._panelStats_lchhf_3108{display:flex;gap:20px;padding:12px 24px;background:#00000026;border-bottom:1px solid rgba(255,255,255,.05)}._statItem_lchhf_3116{display:flex;align-items:center;gap:8px;font-size:13px;color:#94a3b8}._statItem_lchhf_3116 strong{color:#fbbf24;font-weight:600}._panelTabs_lchhf_235{display:flex;gap:4px;padding:16px 20px 0;background:#0003;border-bottom:1px solid rgba(255,255,255,.05);overflow-x:auto}._tab_lchhf_244{display:flex;align-items:center;gap:6px;padding:10px 20px;background:transparent;border:none;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s;border-radius:40px;white-space:nowrap}._tab_lchhf_244._active_lchhf_228{background:linear-gradient(135deg,#a855f733,#fbbf2433);color:#fbbf24}._tab_lchhf_244._aiTab_lchhf_2124{background:linear-gradient(135deg,#a855f726,#fbbf2426);color:#a855f7}._tab_lchhf_244._aiTab_lchhf_2124._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#f472b6);color:#fff}._tabCount_lchhf_3177{background:#ffffff1a;border-radius:20px;padding:2px 8px;font-size:11px}._panelContent_lchhf_268{flex:1;overflow-y:auto;padding:24px;max-height:calc(85vh - 200px)}._activityCard_lchhf_287{background:#ffffff08;border-radius:20px;border:1px solid rgba(255,255,255,.05);overflow:hidden;transition:all .2s;cursor:pointer}._activityCard_lchhf_287:hover{transform:translateY(-4px);background:#ffffff0d;border-color:#ffffff1a}._cardHeader_lchhf_3234{display:flex;align-items:center;justify-content:space-between;padding:16px;background:#0003}._cardIcon_lchhf_3242{width:48px;height:48px;border-radius:16px;display:flex;align-items:center;justify-content:center}._cardType_lchhf_3251{display:flex;gap:6px}._typeBadge_lchhf_3256{font-size:11px;padding:4px 8px;background:#ffffff1a;border-radius:20px;color:#94a3b8}._difficultyBadge_lchhf_3264{font-size:11px;padding:4px 8px;border-radius:20px;color:#fff}._cardContent_lchhf_326 h4{margin:0 0 8px;font-size:16px;font-weight:600}._cardDescription_lchhf_338{font-size:13px;color:#94a3b8;margin-bottom:12px;line-height:1.4}._cardMeta_lchhf_345{display:flex;gap:12px;font-size:11px;color:#64748b;margin-bottom:8px}._cardStats_lchhf_363{display:flex;justify-content:space-between;align-items:center;font-size:11px}._rating_lchhf_371{color:#fbbf24}._usageCount_lchhf_3313{color:#64748b}._previewBtn_lchhf_386,._deleteBtn_lchhf_3325{background:#ffffff1a;border:none;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;color:#94a3b8}._previewBtn_lchhf_386:hover,._deleteBtn_lchhf_3325:hover{background:#fff3;color:#fff}._startBtn_lchhf_405{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;padding:10px;border-radius:10px;font-size:13px;font-weight:600;color:#fff;cursor:pointer;transition:all .2s}._startBtn_lchhf_405:hover{transform:scale(1.02);opacity:.9}._listItem_lchhf_3381{display:flex;align-items:center;gap:16px;padding:14px 16px;background:#ffffff08;border-radius:16px;transition:all .2s}._listItem_lchhf_3381:hover{background:#ffffff0f}._listItemIcon_lchhf_3395{font-size:32px}._listItemTitle_lchhf_3403{font-weight:600;margin-bottom:4px}._listItemDesc_lchhf_3408{font-size:12px;color:#94a3b8}._listPreviewBtn_lchhf_3418{background:#ffffff1a;border:none;width:36px;height:36px;border-radius:10px;cursor:pointer;color:#94a3b8}._listStartBtn_lchhf_3428{background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;padding:8px 16px;border-radius:10px;font-size:13px;font-weight:600;color:#fff;cursor:pointer;display:flex;align-items:center;gap:6px}._aiToolCard_lchhf_2141{background:#ffffff08;border-radius:20px;padding:24px;text-align:center;cursor:pointer;transition:all .2s;border:1px solid rgba(255,255,255,.05);position:relative}._aiToolCard_lchhf_2141:hover{transform:translateY(-4px);background:#ffffff0f;border-color:#ffffff26}._aiToolIcon_lchhf_2159{width:60px;height:60px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}._aiToolCard_lchhf_2141 h4{margin:0 0 8px;font-size:16px}._aiToolCard_lchhf_2141 p{font-size:12px;color:#94a3b8;margin:0}._aiToolBadge_lchhf_2187{position:absolute;top:12px;right:12px;font-size:10px;padding:2px 8px;background:linear-gradient(135deg,#a855f7,#f472b6);border-radius:20px;color:#fff}._quickDictationContainer_lchhf_647{background:#ffffff08;border-radius:20px;padding:24px}._quickDictationHeader_lchhf_651{display:flex;align-items:center;gap:16px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}._quickIcon_lchhf_661{width:50px;height:50px;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px}._quickDictationHeader_lchhf_651 h4{margin:0 0 4px;font-size:18px}._quickDictationHeader_lchhf_651 p{margin:0;font-size:13px;color:#94a3b8}._quickDictationForm_lchhf_2341{display:flex;flex-direction:column;gap:20px}._quickTitleInput_lchhf_677{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 16px;color:#fff;font-size:14px;outline:none}._quickSettings_lchhf_3558{display:flex;gap:12px}._quickSelect_lchhf_3563,._quickTimeInput_lchhf_3563{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 14px;color:#fff;font-size:13px;outline:none;cursor:pointer}._quickWordsSection_lchhf_693{background:#0003;border-radius:16px;padding:16px}._quickWordsHeader_lchhf_700{margin-bottom:12px;font-size:14px;font-weight:600}._quickWordInfo_lchhf_722 strong{font-size:14px}._quickWordInfo_lchhf_722 span{font-size:12px;color:#94a3b8}._wordHint_lchhf_3619{font-size:10px;color:#a855f7}._quickWordActions_lchhf_744 button{background:#ffffff1a;border:none;width:28px;height:28px;border-radius:6px;cursor:pointer;color:#94a3b8}._addWordForm_lchhf_767{display:flex;flex-direction:column;gap:10px}._addWordRow_lchhf_773{display:flex;gap:10px}._quickWordInput_lchhf_779{flex:1;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:10px;color:#fff;font-size:13px;outline:none}._quickHintInput_lchhf_794{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:10px;color:#fff;font-size:13px;outline:none}._addQuickWordBtn_lchhf_805{background:#ffffff1a;border:none;padding:10px;border-radius:8px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}._quickDictationFooter_lchhf_824{display:flex;gap:12px;margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}._saveQuickBtn_lchhf_3692,._startQuickBtn_lchhf_828{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border-radius:12px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}._startQuickBtn_lchhf_828{background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;color:#fff}._previewModal_lchhf_526{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10001}._previewContent_lchhf_540{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:28px;width:90%;max-width:500px;overflow:hidden;border:1px solid rgba(255,255,255,.1)}._previewHeader_lchhf_548{display:flex;align-items:center;gap:12px;padding:20px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.1)}._previewEmoji_lchhf_557{font-size:32px}._previewHeader_lchhf_548 h3{flex:1;margin:0;font-size:18px}._previewClose_lchhf_569{background:none;border:none;color:#94a3b8;cursor:pointer}._previewDescription_lchhf_591{color:#94a3b8;margin-bottom:20px;line-height:1.5}._previewStats_lchhf_598{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:24px}._previewStat_lchhf_598{display:flex;flex-direction:column;gap:4px}._previewStat_lchhf_598 span{font-size:11px;color:#64748b}._previewStat_lchhf_598 strong{font-size:14px}._previewStartBtn_lchhf_624{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;padding:14px;border-radius:12px;font-size:14px;font-weight:600;color:#fff;cursor:pointer}._emptyState_lchhf_449,._loadingState_lchhf_426{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}._emptyState_lchhf_449 p{color:#94a3b8;margin-bottom:20px}._createBtn_lchhf_484{background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;padding:10px 24px;border-radius:40px;color:#fff;cursor:pointer}._panelFooter_lchhf_506{padding:12px 24px;border-top:1px solid rgba(255,255,255,.1);background:#0003}._footerHint_lchhf_513{display:flex;align-items:center;gap:8px;font-size:12px;color:#64748b}._materialsLink_lchhf_466{margin-left:auto;background:none;border:none;color:#fbbf24;cursor:pointer;font-size:12px}@media (max-width: 768px){._teacherPanel_lchhf_81{width:95%;max-height:90vh}._panelTabs_lchhf_235{padding:12px 16px 0}._tab_lchhf_244{padding:8px 14px;font-size:12px}._gridContainer_lchhf_3213{grid-template-columns:1fr}._panelSearch_lchhf_167{flex-wrap:wrap}._searchWrapper_lchhf_176{width:100%}._filterWrapper_lchhf_3058{flex:1}._quickSettings_lchhf_3558,._addWordRow_lchhf_773,._quickDictationFooter_lchhf_824{flex-direction:column}}._quizMode_lchhf_3938{display:flex;flex-direction:column;height:100%;padding:20px;background:linear-gradient(135deg,#0f0f23,#1a1a3e);border-radius:20px}._quizHeader_lchhf_3947{margin-bottom:20px}._progressInfo_lchhf_865{display:flex;justify-content:space-between;margin-bottom:10px;font-size:14px;color:#94a3b8}._score_lchhf_873{display:flex;align-items:center;gap:6px;color:#fbbf24}._progressBar_lchhf_880{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#fbbf24,#a855f7);border-radius:3px;transition:width .3s ease}._timer_lchhf_894{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;background:#0000004d;border-radius:40px;margin-bottom:20px;font-size:18px;font-weight:600;color:#fbbf24}._quizCard_lchhf_4004{flex:1;background:#ffffff0d;border-radius:20px;padding:24px}._quizCard_lchhf_4004 h3{font-size:20px;margin-bottom:24px}._optionsGrid_lchhf_932{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;margin-bottom:20px}._optionBtn_lchhf_939{display:flex;align-items:center;gap:12px;padding:14px 18px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;cursor:pointer;transition:all .2s;text-align:left;color:#fff}._optionBtn_lchhf_939:hover:not(:disabled){background:#ffffff1a;transform:translate(4px)}._optionLetter_lchhf_971{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border-radius:8px;font-weight:700}._checkIcon_lchhf_983,._xIcon_lchhf_983{margin-left:auto}._checkIcon_lchhf_983{color:#22c55e}._xIcon_lchhf_983{color:#ef4444}._hintBtn_lchhf_987{display:flex;align-items:center;gap:8px;background:none;border:none;color:#a855f7;cursor:pointer;margin-bottom:16px;font-size:14px}._hintBox_lchhf_1003{background:#a855f71a;border-left:3px solid #a855f7;padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px}._explanationBox_lchhf_1013{display:flex;gap:12px;background:#0000004d;padding:16px;border-radius:12px;margin-bottom:20px}._explanationIcon_lchhf_1022{font-size:24px}._explanationText_lchhf_1026 strong{display:block;margin-bottom:4px}._explanationText_lchhf_1026 p{margin:0;font-size:13px;color:#94a3b8}._nextBtn_lchhf_1038{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s}._nextBtn_lchhf_1038:hover{transform:scale(1.02)}._videoLessonMode_lchhf_4151{display:flex;flex-direction:column;height:100%;background:#0f0f23;border-radius:20px;overflow:hidden}._videoHeader_lchhf_4160{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:#00000080;border-bottom:1px solid rgba(255,255,255,.1)}._videoHeader_lchhf_4160 h3{margin:0;font-size:18px}._progressBadge_lchhf_4180{display:flex;align-items:center;gap:6px;padding:4px 10px;background:#ffffff1a;border-radius:20px;font-size:12px}._videoProgressBar_lchhf_4190{padding:12px 20px;background:#0000004d}._progressTrack_lchhf_4195{height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden;margin-bottom:8px}._progressText_lchhf_4203{font-size:11px;color:#94a3b8}._videoContainer_lchhf_4208{flex:1;position:relative;background:#000;min-height:300px}._videoHotspot_lchhf_4221{position:absolute;bottom:80px;left:20px;right:20px;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:16px;padding:16px;border-left:4px solid #fbbf24;display:flex;gap:12px;box-shadow:0 10px 25px #0000004d;z-index:10}._hotspotContent_lchhf_4240 h4{margin:0 0 4px;font-size:14px}._hotspotContent_lchhf_4240 p{margin:0 0 8px;font-size:12px;color:#94a3b8}._hotspotQuestion_lchhf_4255{margin-top:8px;padding-top:8px;border-top:1px solid rgba(255,255,255,.1)}._hotspotOptions_lchhf_4261{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}._hotspotOptions_lchhf_4261 button{padding:6px 12px;background:#ffffff1a;border:none;border-radius:20px;font-size:12px;cursor:pointer}._videoControls_lchhf_4277{display:flex;align-items:center;gap:16px;padding:12px 20px;background:#000c;border-top:1px solid rgba(255,255,255,.1)}._playBtn_lchhf_4286{background:#ffffff1a;border:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}._videoProgress_lchhf_4190{flex:1;display:flex;align-items:center;gap:12px;font-size:12px}._videoProgress_lchhf_4190 input{flex:1;height:4px;border-radius:2px;background:#fff3}._volumeControl_lchhf_4313 input{width:80px;height:4px}._completeButtonContainer_lchhf_4324{position:absolute;bottom:20px;right:20px;z-index:20}._completeButton_lchhf_4324{display:flex;align-items:center;gap:8px;padding:12px 24px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:40px;font-weight:600;cursor:pointer;transition:all .2s;color:#fff}._completeButton_lchhf_4324:hover{transform:scale(1.05)}._worksheetMode_lchhf_4350{display:flex;flex-direction:column;height:100%;background:#0f0f23;border-radius:20px;overflow:hidden}._worksheetHeader_lchhf_4359{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:#00000080;border-bottom:1px solid rgba(255,255,255,.1)}._questionsCount_lchhf_4374{font-size:13px;color:#94a3b8;padding:4px 10px;background:#ffffff1a;border-radius:20px}._worksheetContent_lchhf_4382{flex:1;overflow-y:auto;padding:20px}._worksheetQuestion_lchhf_4388 p{margin:0 0 16px}._worksheetInput_lchhf_4399{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:14px}._worksheetOption_lchhf_4409{display:flex;align-items:center;gap:10px;cursor:pointer}._worksheetOption_lchhf_4409 input{width:18px;height:18px;cursor:pointer}._worksheetTextarea_lchhf_4428{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:14px;resize:vertical;font-family:inherit}._worksheetFeedback_lchhf_4440{margin-top:12px;padding:10px 14px;border-radius:8px;font-size:13px}._worksheetFeedback_lchhf_4440._correct_lchhf_959{background:#22c55e1a;color:#22c55e}._worksheetFeedback_lchhf_4440._wrong_lchhf_965{background:#ef44441a;color:#ef4444}._submitWorksheetBtn_lchhf_4457{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:12px;font-weight:600;cursor:pointer;margin-top:20px}._pdfViewer_lchhf_4472{width:100%;height:100%;border:none;background:#fff}._resultContainer_lchhf_1061{display:flex;align-items:center;justify-content:center;min-height:500px;padding:40px}._resultCard_lchhf_1069{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:28px;padding:32px;text-align:center;max-width:450px;width:100%;border:1px solid rgba(255,255,255,.1)}._resultCard_lchhf_1069 h2{margin:0 0 8px;font-size:24px}._resultSubtitle_lchhf_1089{color:#94a3b8;margin-bottom:24px}._resultStats_lchhf_1095{display:flex;justify-content:space-around;gap:20px;margin-bottom:24px}._statValue_lchhf_1106{display:block;font-size:28px;font-weight:700;color:#fbbf24}._statLabel_lchhf_1113{font-size:12px;color:#94a3b8}._resultDetails_lchhf_1122{text-align:left;margin-bottom:24px}._resultDetails_lchhf_1122 details{cursor:pointer}._resultDetails_lchhf_1122 summary{color:#94a3b8;font-size:13px}._detailItem_lchhf_1145{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:13px}._detailQuestion_lchhf_4569{display:flex;align-items:center;gap:8px}._correctDot_lchhf_4575{width:8px;height:8px;background:#22c55e;border-radius:50%;display:inline-block}._wrongDot_lchhf_4583{width:8px;height:8px;background:#ef4444;border-radius:50%;display:inline-block}._detailExplanation_lchhf_4599{font-size:11px;color:#94a3b8;margin-top:4px;padding-left:20px}._finishBtn_lchhf_1161{width:100%;padding:14px;background:linear-gradient(135deg,#a855f7,#fbbf24);border:none;border-radius:12px;font-weight:600;cursor:pointer}._readOnlyContainer_lchhf_4617{display:flex;align-items:center;justify-content:center;min-height:400px}._readOnlyMessage_lchhf_4624{text-align:center;background:#ffffff0d;padding:48px;border-radius:24px}._readOnlyMessage_lchhf_4624 h3{margin:16px 0 8px}._readOnlyMessage_lchhf_4624 p{color:#94a3b8;margin-bottom:24px}._readOnlyBadgeTop_lchhf_4640{position:absolute;top:12px;left:12px;display:flex;align-items:center;gap:6px;background:#0009;padding:4px 10px;border-radius:20px;font-size:11px;z-index:10}._readOnlyOverlay_lchhf_4654{position:absolute;top:0;left:0;right:0;bottom:0;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:20;pointer-events:none}._loadingOverlay_lchhf_4670{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:60px;color:#94a3b8}._emptyState_lchhf_449{text-align:center;padding:60px 40px}._emptyIcon_lchhf_460{font-size:64px;margin-bottom:16px}._emptyState_lchhf_449 h3{margin:0 0 8px}._emptyState_lchhf_449 p{color:#94a3b8;margin-bottom:24px}._unsupportedMode_lchhf_4708{text-align:center;padding:60px 40px}._unsupportedIcon_lchhf_4713{font-size:48px;margin-bottom:16px}@media (max-width: 768px){._optionsGrid_lchhf_932{grid-template-columns:1fr}._resultStats_lchhf_1095{flex-direction:column;gap:12px}._videoControls_lchhf_4277{flex-wrap:wrap}._volumeControl_lchhf_4313{order:3}._worksheetHeader_lchhf_4359{flex-direction:column;gap:12px}._quizCard_lchhf_4004 h3{font-size:16px}._optionBtn_lchhf_939{padding:12px}}._teacherPanelOverlay_lchhf_81{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10000;display:flex;align-items:center;justify-content:center}._teacherPanel_lchhf_81{width:90%;max-width:1200px;height:85vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:28px;border:1px solid rgba(255,255,255,.1);box-shadow:0 25px 50px -12px #00000080;display:flex;flex-direction:column;overflow:hidden}._panelHeader_lchhf_109{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.08)}._headerIcon_lchhf_124{width:48px;height:48px;background:linear-gradient(135deg,#a855f7,#7c3aed);border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 15px #a855f74d}._headerTitle_lchhf_118 h3{font-size:20px;font-weight:600;color:#fff;margin-bottom:4px}._headerTitle_lchhf_118 p{font-size:13px;color:#ffffff80;margin:0}._headerActions_lchhf_2966{display:flex;gap:10px}._refreshBtn_lchhf_2972{background:#ffffff14;border:none;width:40px;height:40px;border-radius:12px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._refreshBtn_lchhf_2972:hover{background:#a855f733;color:#a855f7}._closeBtn_lchhf_148{background:#ffffff14;border:none;width:40px;height:40px;border-radius:12px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._panelSearch_lchhf_167{display:flex;align-items:center;gap:12px;padding:16px 24px;background:#0003;border-bottom:1px solid rgba(255,255,255,.05)}._searchWrapper_lchhf_176{flex:1;display:flex;align-items:center;gap:10px;background:#ffffff14;border-radius:14px;padding:0 16px;border:1px solid transparent;transition:all .2s}._searchWrapper_lchhf_176:focus-within{border-color:#a855f7;background:#ffffff1f}._searchWrapper_lchhf_176 input{flex:1;background:none;border:none;padding:12px 0;color:#fff;font-size:14px;outline:none}._clearSearch_lchhf_200{background:none;border:none;color:#fff6;cursor:pointer}._filterWrapper_lchhf_3058{display:flex;align-items:center;gap:8px;background:#ffffff14;border-radius:14px;padding:0 12px}._filterWrapper_lchhf_3058 svg{color:#ffffff80}._filterSelect_lchhf_3068{background:none;border:none;padding:12px 8px;color:#fff;font-size:13px;cursor:pointer;outline:none}._filterSelect_lchhf_3068 option{background:#1a1a2e}._viewToggle_lchhf_210{display:flex;gap:6px;background:#ffffff14;border-radius:14px;padding:4px}._viewBtn_lchhf_215{background:none;border:none;padding:8px;border-radius:10px;color:#fff9;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._viewBtn_lchhf_215._active_lchhf_228{background:#a855f733;color:#a855f7}._panelStats_lchhf_3108{display:flex;gap:24px;padding:12px 24px;background:#a855f714;border-bottom:1px solid rgba(168,85,247,.1)}._statItem_lchhf_3116{display:flex;align-items:baseline;gap:8px;font-size:13px;color:#ffffffb3}._statItem_lchhf_3116 strong{font-size:18px;font-weight:700;color:#fff}._panelTabs_lchhf_235{display:flex;gap:4px;padding:16px 24px 0;overflow-x:auto;scrollbar-width:thin}._tab_lchhf_244{display:flex;align-items:center;gap:8px;padding:10px 18px;background:#ffffff0d;border:none;border-radius:12px;color:#fff9;cursor:pointer;transition:all .2s;white-space:nowrap;font-size:13px;font-weight:500}._tab_lchhf_244:hover{background:#ffffff1a;color:#ffffffe6}._tab_lchhf_244._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff;box-shadow:0 4px 12px #a855f74d}._specialTab_lchhf_5028{background:#a855f726;color:#a855f7}._specialTab_lchhf_5028._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff}._tabCount_lchhf_3177{background:#fff3;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600}._panelContent_lchhf_268{flex:1;overflow-y:auto;padding:20px 24px}._panelContent_lchhf_268::-webkit-scrollbar{width:6px}._panelContent_lchhf_268::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}._panelContent_lchhf_268::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}._gridContainer_lchhf_3213{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}._listContainer_lchhf_3375{display:flex;flex-direction:column;gap:10px}._listItem_lchhf_3381{display:flex;align-items:center;gap:16px;background:#ffffff0d;border-radius:14px;padding:14px 20px;transition:all .2s}._listItem_lchhf_3381:hover{background:#ffffff14}._listItemIcon_lchhf_3395{width:48px;height:48px;background:#a855f726;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#a855f7}._listItemTitle_lchhf_3403{font-size:16px;font-weight:500;color:#fff;margin-bottom:4px}._listPreviewBtn_lchhf_3418,._listStartBtn_lchhf_3428{background:#ffffff14;border:none;padding:8px 14px;border-radius:10px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:13px;transition:all .2s}._listPreviewBtn_lchhf_3418:hover{background:#3b82f633;color:#3b82f6}._listStartBtn_lchhf_3428:hover{background:#22c55e33;color:#22c55e}._activityCard_lchhf_287{background:#ffffff0d;border-radius:20px;border:1px solid rgba(255,255,255,.08);overflow:hidden;transition:all .3s ease}._activityCard_lchhf_287:hover{transform:translateY(-4px);border-color:#a855f74d;box-shadow:0 10px 30px #0000004d}._cardHeader_lchhf_3234{display:flex;align-items:center;gap:12px;padding:16px;border-bottom:1px solid rgba(255,255,255,.05)}._cardType_lchhf_3251{flex:1;display:flex;flex-direction:column;gap:6px}._typeBadge_lchhf_3256{font-size:12px;color:#ffffff80}._difficultyBadge_lchhf_3264{display:inline-block;padding:4px 10px;border-radius:20px;font-size:10px;font-weight:600;width:fit-content;color:#fff}._cardContent_lchhf_326 h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:8px}._cardDescription_lchhf_338{font-size:13px;color:#fff9;line-height:1.4;margin-bottom:12px}._cardMeta_lchhf_345{display:flex;gap:12px;margin-bottom:12px;font-size:11px;color:#fff6}._cardStats_lchhf_363{display:flex;justify-content:space-between;align-items:center;padding-top:8px;border-top:1px solid rgba(255,255,255,.05)}._rating_lchhf_371{display:flex;gap:2px;color:#fbbf24}._usageCount_lchhf_3313{display:flex;align-items:center;gap:4px;font-size:11px;color:#fff6}._cardActions_lchhf_379{display:flex;gap:8px;padding:12px 16px;border-top:1px solid rgba(255,255,255,.05);background:#0003}._previewBtn_lchhf_386,._deleteBtn_lchhf_3325,._startBtn_lchhf_405{background:#ffffff14;border:none;padding:8px 12px;border-radius:10px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:12px;font-weight:500;transition:all .2s}._previewBtn_lchhf_386:hover{background:#3b82f633;color:#3b82f6}._deleteBtn_lchhf_3325:hover{background:#ef444433;color:#ef4444}._startBtn_lchhf_405{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff;flex:1;justify-content:center}._startBtn_lchhf_405:hover{transform:scale(1.02);box-shadow:0 4px 12px #a855f74d}._aiToolsGrid_lchhf_2134{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}._aiToolCard_lchhf_2141{background:#ffffff0d;border-radius:20px;padding:24px;text-align:center;cursor:pointer;transition:all .3s ease;border:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden}._aiToolCard_lchhf_2141:hover{transform:translateY(-5px);border-color:#a855f766;background:#a855f70d}._aiToolIcon_lchhf_2159{width:64px;height:64px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:#fff}._aiToolCard_lchhf_2141 h4{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}._aiToolCard_lchhf_2141 p{font-size:13px;color:#ffffff80;margin-bottom:12px;line-height:1.4}._aiToolBadge_lchhf_2187{display:inline-block;padding:4px 12px;background:#a855f733;border-radius:20px;font-size:11px;font-weight:600;color:#a855f7}._quickDictationContainer_lchhf_647{max-width:600px;margin:0 auto}._quickDictationHeader_lchhf_651{display:flex;align-items:center;gap:16px;margin-bottom:24px;padding:20px;background:#a855f71a;border-radius:20px}._quickIcon_lchhf_661{width:56px;height:56px;background:linear-gradient(135deg,#a855f7,#7c3aed);border-radius:18px;display:flex;align-items:center;justify-content:center;color:#fff}._quickDictationHeader_lchhf_651 h4{font-size:18px;font-weight:600;color:#fff;margin-bottom:4px}._quickDictationHeader_lchhf_651 p{font-size:13px;color:#ffffff80;margin:0}._quickDictationForm_lchhf_2341{background:#ffffff0d;border-radius:20px;padding:20px;margin-bottom:20px}._quickTitleInput_lchhf_677{width:100%;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 16px;color:#fff;font-size:14px;margin-bottom:16px}._quickTitleInput_lchhf_677:focus{outline:none;border-color:#a855f7}._quickSettings_lchhf_3558{display:flex;gap:12px;margin-bottom:20px}._quickSelect_lchhf_3563,._quickTimeInput_lchhf_3563{flex:1;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 12px;color:#fff;font-size:13px}._quickWordsSection_lchhf_693{background:#0003;border-radius:14px;padding:16px;margin-bottom:20px}._quickWordsHeader_lchhf_700{font-size:13px;color:#fff9;margin-bottom:12px}._quickWordsList_lchhf_706{max-height:200px;overflow-y:auto;margin-bottom:16px}._quickWordItem_lchhf_712{display:flex;justify-content:space-between;align-items:center;background:#ffffff0d;padding:10px 12px;border-radius:10px;margin-bottom:8px}._quickWordInfo_lchhf_722{display:flex;flex-direction:column;gap:4px}._quickWordInfo_lchhf_722 span{font-size:12px;color:#ffffff80}._wordHint_lchhf_3619{font-size:11px;color:#fbbf24}._quickWordActions_lchhf_744 button{background:#ffffff14;border:none;padding:6px;border-radius:8px;color:#fff9;cursor:pointer;transition:all .2s}._quickWordActions_lchhf_744 button:hover{background:#ef444433;color:#ef4444}._addWordRow_lchhf_773{display:flex;gap:10px;margin-bottom:10px}._quickWordInput_lchhf_779{flex:1;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 12px;color:#fff;font-size:13px}._quickHintInput_lchhf_794{width:100%;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 12px;color:#fff;font-size:13px;margin-bottom:10px}._addQuickWordBtn_lchhf_805{width:100%;background:#a855f733;border:1px dashed rgba(168,85,247,.3);padding:10px;border-radius:10px;color:#a855f7;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;transition:all .2s}._addQuickWordBtn_lchhf_805:hover{background:#a855f74d}._quickDictationFooter_lchhf_824{display:flex;gap:12px}._saveQuickBtn_lchhf_3692,._startQuickBtn_lchhf_828{flex:1;padding:12px;border-radius:12px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}._saveQuickBtn_lchhf_3692{background:#ffffff14;border:1px solid rgba(255,255,255,.1);color:#ffffffb3}._saveQuickBtn_lchhf_3692:hover{background:#ffffff26}._startQuickBtn_lchhf_828{background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;color:#fff}._startQuickBtn_lchhf_828:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._loadingState_lchhf_426{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px;text-align:center;color:#ffffff80}._emptyState_lchhf_449{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px;text-align:center;color:#ffffff80}._emptyIcon_lchhf_460 svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}._createBtn_lchhf_484{background:#a855f733;border:none;padding:10px 20px;border-radius:12px;color:#a855f7;cursor:pointer;display:flex;align-items:center;gap:8px;margin-top:16px;transition:all .2s}._createBtn_lchhf_484:hover{background:#a855f74d}._previewModal_lchhf_526{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10001;display:flex;align-items:center;justify-content:center}._previewContent_lchhf_540{width:90%;max-width:500px;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;border:1px solid rgba(255,255,255,.1);overflow:hidden}._previewHeader_lchhf_548{display:flex;align-items:center;gap:12px;padding:18px 20px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.08)}._previewIcon_lchhf_5703{width:40px;height:40px;background:#a855f733;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#a855f7}._previewHeader_lchhf_548 h3{flex:1;font-size:18px;font-weight:600;color:#fff;margin:0}._previewClose_lchhf_569{background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer}._previewBody_lchhf_587{padding:20px}._previewDescription_lchhf_591{font-size:14px;color:#ffffffb3;margin-bottom:20px;line-height:1.5}._previewStat_lchhf_598{background:#ffffff0d;border-radius:12px;padding:12px;text-align:center}._previewStat_lchhf_598 span{display:flex;align-items:center;justify-content:center;gap:4px;font-size:11px;color:#ffffff80;margin-bottom:6px}._previewStat_lchhf_598 strong{font-size:16px;font-weight:600;color:#fff}._previewStartBtn_lchhf_624{width:100%;background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;padding:12px;border-radius:12px;color:#fff;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}._previewStartBtn_lchhf_624:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._panelFooter_lchhf_506{padding:12px 24px;border-top:1px solid rgba(255,255,255,.05);background:#0003}._footerHint_lchhf_513{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:#fff6}._materialsLink_lchhf_466{background:none;border:none;color:#a855f7;cursor:pointer;font-size:12px;transition:all .2s}@media (max-width: 768px){._teacherPanel_lchhf_81{width:95%;height:90vh}._panelHeader_lchhf_109{padding:16px}._headerIcon_lchhf_124{width:40px;height:40px}._headerTitle_lchhf_118 h3{font-size:18px}._panelSearch_lchhf_167{flex-wrap:wrap;padding:12px 16px}._searchWrapper_lchhf_176{width:100%}._panelTabs_lchhf_235{padding:12px 16px 0}._tab_lchhf_244{padding:6px 12px;font-size:12px}._panelContent_lchhf_268{padding:16px}._gridContainer_lchhf_3213,._aiToolsGrid_lchhf_2134{grid-template-columns:1fr}._quickDictationContainer_lchhf_647{padding:0}._quickSettings_lchhf_3558,._quickDictationFooter_lchhf_824{flex-direction:column}._previewStats_lchhf_598{grid-template-columns:1fr}}._learningToolsOverlay_lchhf_5891{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10000;display:flex;align-items:center;justify-content:center}._learningToolsContainer_lchhf_5905{width:90%;max-width:1400px;height:90vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:28px;border:1px solid rgba(255,255,255,.1);box-shadow:0 25px 50px -12px #00000080;overflow:hidden;position:relative}._loadingOverlay_lchhf_4670{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10001;display:flex;align-items:center;justify-content:center}._loadingContent_lchhf_5932{text-align:center;color:#fff}._loadingContent_lchhf_5932 h3{font-size:20px;margin-top:20px;margin-bottom:8px}._loadingContent_lchhf_5932 p{font-size:14px;color:#ffffff80}._errorOverlay_lchhf_5949{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10001;display:flex;align-items:center;justify-content:center}._errorContent_lchhf_5963{text-align:center;color:#fff;background:#ef44441a;padding:40px;border-radius:24px;border:1px solid rgba(239,68,68,.3);max-width:400px}._errorContent_lchhf_5963 h3{font-size:20px;margin-bottom:8px}._errorContent_lchhf_5963 p{font-size:14px;color:#ffffffb3;margin-bottom:24px}._retryBtn_lchhf_5995,._closeErrorBtn_lchhf_5995{padding:10px 20px;border-radius:12px;font-size:14px;font-weight:500;cursor:pointer;border:none}._retryBtn_lchhf_5995{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff}._closeErrorBtn_lchhf_5995{background:#ffffff1a;color:#fffc}._unsupportedMode_lchhf_4708{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;color:#fff;padding:40px}._unsupportedIcon_lchhf_4713{font-size:64px;margin-bottom:20px}._unsupportedMode_lchhf_4708 h3{font-size:24px;margin-bottom:12px}._unsupportedMode_lchhf_4708 p{color:#fff9;margin-bottom:24px}._unsupportedHint_lchhf_6041{font-size:13px;color:#fff6}._closeBtn_lchhf_148{background:#ffffff14;border:none;width:36px;height:36px;border-radius:10px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._progressBar_lchhf_880{background:#ffffff1a;border-radius:4px;height:4px;overflow:hidden}._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#a855f7,#f472b6);border-radius:4px;transition:width .3s ease}._timer_lchhf_894{display:flex;align-items:center;gap:8px;background:#00000080;padding:8px 16px;border-radius:40px;font-size:18px;font-weight:600;color:#fff;position:absolute;top:20px;right:20px;z-index:10}._timer_lchhf_894._warning_lchhf_907{color:#ef4444;animation:_pulse_lchhf_1 1s infinite}._resultContainer_lchhf_1061{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10002;display:flex;align-items:center;justify-content:center}._resultCard_lchhf_1069{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:28px;border:1px solid rgba(255,255,255,.1);padding:32px 40px;max-width:500px;width:90%;text-align:center;box-shadow:0 25px 50px -12px #00000080}._resultIcon_lchhf_1078{font-size:64px;margin-bottom:16px}._resultCard_lchhf_1069 h2{font-size:28px;font-weight:700;color:#fff;margin-bottom:8px}._resultSubtitle_lchhf_1089{font-size:14px;color:#ffffff80;margin-bottom:24px}._resultStats_lchhf_1095{display:flex;justify-content:center;gap:32px;margin-bottom:24px}._statValue_lchhf_1106{display:block;font-size:32px;font-weight:700;color:#fff}._statLabel_lchhf_1113{font-size:12px;color:#ffffff80}._passingLine_lchhf_6196{position:relative;top:-4px;width:2px;height:12px;background:#fbbf24}._resultDetails_lchhf_1122{margin:24px 0;text-align:left}._resultDetails_lchhf_1122 details{background:#ffffff0d;border-radius:12px;padding:12px}._resultDetails_lchhf_1122 summary{cursor:pointer;color:#fffc;font-size:14px}._detailsList_lchhf_1139{margin-top:12px;max-height:200px;overflow-y:auto}._detailItem_lchhf_1145{padding:8px;border-bottom:1px solid rgba(255,255,255,.05);font-size:12px}._correctDot_lchhf_4575{display:inline-block;width:8px;height:8px;background:#22c55e;border-radius:50%;margin-right:8px}._wrongDot_lchhf_4583{display:inline-block;width:8px;height:8px;background:#ef4444;border-radius:50%;margin-right:8px}._finishBtn_lchhf_1161,._closeResultBtn_lchhf_6260{background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;padding:12px 24px;border-radius:40px;color:#fff;font-weight:600;cursor:pointer;transition:all .2s;width:100%}._finishBtn_lchhf_1161:hover,._closeResultBtn_lchhf_6260:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._exportResultBtn_lchhf_6277{background:#3b82f626;border:1px solid rgba(59,130,246,.3);padding:10px 20px;border-radius:40px;color:#3b82f6;cursor:pointer;display:inline-flex;align-items:center;gap:8px;margin-bottom:16px}._readOnlyContainer_lchhf_4617{display:flex;align-items:center;justify-content:center;height:100%;text-align:center}._readOnlyMessage_lchhf_4624{background:#ffffff0d;padding:40px;border-radius:24px}._readOnlyMessage_lchhf_4624 h3{font-size:20px;margin:16px 0 8px}._readOnlyMessage_lchhf_4624 p{color:#ffffff80;margin-bottom:24px}._readOnlyBadgeTop_lchhf_4640{position:absolute;top:16px;left:16px;background:#3b82f633;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:6px 12px;border-radius:20px;display:flex;align-items:center;gap:8px;font-size:12px;color:#3b82f6;z-index:10}._testMode_lchhf_855{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._testCloseBtn_lchhf_6340{position:absolute;top:16px;right:16px;background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer;z-index:10;transition:all .2s}._testCloseBtn_lchhf_6340:hover{background:#ef444433;color:#ef4444}._testHeader_lchhf_6360{margin-bottom:20px}._progressInfo_lchhf_865{display:flex;justify-content:space-between;margin-bottom:8px;font-size:14px;color:#fff9}._score_lchhf_873{display:flex;align-items:center;gap:4px;color:#fbbf24}._questionCard_lchhf_918{flex:1;background:#ffffff0d;border-radius:24px;padding:30px;overflow-y:auto}._questionCard_lchhf_918 h3{font-size:20px;margin-bottom:24px;line-height:1.4}._optionsGrid_lchhf_932{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}._optionBtn_lchhf_939{display:flex;align-items:center;gap:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:14px 18px;color:#ffffffe6;cursor:pointer;transition:all .2s;text-align:left}._optionBtn_lchhf_939:hover:not(:disabled){background:#ffffff1a;border-color:#a855f74d}._optionBtn_lchhf_939._correct_lchhf_959{background:#22c55e33;border-color:#22c55e}._optionBtn_lchhf_939._wrong_lchhf_965{background:#ef444433;border-color:#ef4444}._optionLetter_lchhf_971{width:32px;height:32px;background:#ffffff1a;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:600}._optionText_lchhf_4063{flex:1}._checkIcon_lchhf_983,._xIcon_lchhf_983{flex-shrink:0}._hintBtn_lchhf_987{background:none;border:none;color:#fbbf24;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:13px;margin-bottom:16px}._hintBox_lchhf_1003{background:#fbbf241a;border:1px solid rgba(251,191,36,.3);border-radius:12px;padding:12px 16px;margin-bottom:16px;font-size:13px;color:#fbbf24}._explanationBox_lchhf_1013{display:flex;gap:12px;background:#ffffff0d;border-radius:16px;padding:16px;margin-bottom:24px}._explanationBox_lchhf_1013._correctExp_lchhf_6479{background:#22c55e1a;border-left:3px solid #22c55e}._explanationBox_lchhf_1013._wrongExp_lchhf_6484{background:#ef44441a;border-left:3px solid #ef4444}._explanationText_lchhf_1026 strong{display:block;margin-bottom:6px}._explanationText_lchhf_1026 p{font-size:13px;color:#ffffffb3}._pointsEarned_lchhf_4124{display:inline-block;margin-top:8px;font-size:12px;color:#fbbf24}._nextBtn_lchhf_1038{width:100%;background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;padding:14px;border-radius:16px;color:#fff;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}._nextBtn_lchhf_1038:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._dictationMode_lchhf_1177{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._dictationCloseBtn_lchhf_6536{position:absolute;top:16px;right:16px;background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer;z-index:10}._dictationHeader_lchhf_1183{margin-bottom:20px}._dictationCard_lchhf_1203{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#ffffff0d;border-radius:24px;padding:40px}._dictationTimer_lchhf_1210{display:flex;align-items:center;gap:8px;background:#00000080;padding:8px 20px;border-radius:40px;font-size:24px;font-weight:600;color:#fff;margin-bottom:30px}._dictationTimer_lchhf_1210._warning_lchhf_907{color:#ef4444;animation:_pulse_lchhf_1 1s infinite}._dictationPrompt_lchhf_1229{text-align:center;margin-bottom:30px}._promptIcon_lchhf_1234{font-size:48px;margin-bottom:16px}._dictationPrompt_lchhf_1229 h3{font-size:18px;font-weight:500;color:#ffffffb3;margin-bottom:16px}._promptWord_lchhf_1246{font-size:32px;font-weight:700;color:#a855f7;margin-bottom:16px}._dictationInput_lchhf_1297{display:flex;gap:12px;width:100%;max-width:500px;margin-bottom:20px}._dictationInputField_lchhf_1303{flex:1;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:14px 18px;color:#fff;font-size:16px}._dictationInputField_lchhf_1303:focus{outline:none;border-color:#a855f7}._micBtn_lchhf_1320{background:#a855f733;border:none;width:52px;border-radius:14px;color:#a855f7;cursor:pointer;display:flex;align-items:center;justify-content:center}._micBtn_lchhf_1320._listening_lchhf_1336{background:#ef444433;color:#ef4444;animation:_pulse_lchhf_1 1s infinite}._dictationResult_lchhf_1352{display:flex;align-items:center;gap:12px;padding:16px 24px;border-radius:16px;margin-bottom:24px}._dictationResult_lchhf_1352._correct_lchhf_959{background:#22c55e26;border:1px solid rgba(34,197,94,.3)}._dictationResult_lchhf_1352._wrong_lchhf_965{background:#ef444426;border:1px solid rgba(239,68,68,.3)}._correctAnswer_lchhf_1371{color:#22c55e;font-weight:600}._dictationActions_lchhf_1376{width:100%;max-width:500px}._submitBtn_lchhf_1381,._nextBtn_lchhf_1038{width:100%;background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;padding:14px;border-radius:16px;color:#fff;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}._editDictationBtn_lchhf_2722{position:absolute;bottom:20px;left:20px;background:#ffffff14;border:none;padding:8px 16px;border-radius:20px;color:#fff9;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:13px}._flashcardsMode_lchhf_1485{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._flashcardsCloseBtn_lchhf_6717{position:absolute;top:16px;right:16px;background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer;z-index:10}._flashcardsProgress_lchhf_1491{margin-bottom:20px}._flashcardsContainer_lchhf_1512{flex:1;display:flex;align-items:center;justify-content:center;perspective:1000px;cursor:pointer}._flashcard_lchhf_1485{width:400px;height:300px;position:relative;transform-style:preserve-3d;transition:transform .4s}._flashcard_lchhf_1485._flipped_lchhf_1530{transform:rotateY(180deg)}._flashcardFront_lchhf_1534,._flashcardBack_lchhf_1534{position:absolute;width:100%;height:100%;backface-visibility:hidden;background:linear-gradient(135deg,#2d2d3d,#1a1a2e);border-radius:24px;border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;text-align:center;box-shadow:0 10px 30px #0000004d}._flashcardBack_lchhf_1534{transform:rotateY(180deg)}._cardEmoji_lchhf_322{font-size:48px;margin-bottom:20px}._cardWord_lchhf_1568{font-size:28px;font-weight:700;color:#fff;margin-bottom:16px}._cardTranslation_lchhf_1575{font-size:24px;font-weight:600;color:#a855f7}._flipHint_lchhf_1616{position:absolute;bottom:16px;font-size:12px;color:#fff6}._flashcardsActions_lchhf_1621{display:flex;align-items:center;justify-content:space-between;margin-top:30px}._navBtn_lchhf_1628{background:#ffffff14;border:none;width:48px;height:48px;border-radius:24px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center}._actionButtons_lchhf_1649{display:flex;gap:16px}._actionBtn_lchhf_1654{padding:12px 24px;border-radius:40px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;border:none}._dontKnowBtn_lchhf_1667{background:#ef444426;color:#ef4444;border:1px solid rgba(239,68,68,.3)}._knowBtn_lchhf_1677{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff}._gameMode_lchhf_6850{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._gameCloseBtn_lchhf_6858{position:absolute;top:16px;right:16px;background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer;z-index:10}._gameHeader_lchhf_6872{margin-bottom:20px}._gameStats_lchhf_6876{display:flex;gap:20px;margin-bottom:8px;font-size:14px}._gameStat_lchhf_6876{display:flex;align-items:center;gap:6px;color:#ffffffb3}._combo_lchhf_6890{background:#fbbf2433;padding:4px 10px;border-radius:20px;color:#fbbf24;font-weight:600}._hotCombo_lchhf_6898{background:#ef444433;color:#ef4444;animation:_pulse_lchhf_1 .5s infinite}._gameCard_lchhf_6904{flex:1;background:#ffffff0d;border-radius:24px;padding:30px}._gameCard_lchhf_6904 h3{font-size:20px;margin-bottom:24px}._gameOptions_lchhf_6916{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}._gameOption_lchhf_6916{display:flex;align-items:center;gap:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:14px 18px;color:#ffffffe6;cursor:pointer}._gameOption_lchhf_6916._correct_lchhf_959{background:#22c55e33;border-color:#22c55e}._gameOption_lchhf_6916._wrong_lchhf_965{background:#ef444433;border-color:#ef4444}._correctEffect_lchhf_6945,._wrongEffect_lchhf_6945{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:20;text-align:center;font-weight:700;pointer-events:none}._comboIndicator_lchhf_6956{position:absolute;bottom:20px;left:50%;transform:translate(-50%);background:#fbbf2433;padding:8px 16px;border-radius:40px;font-size:13px;color:#fbbf24;display:flex;align-items:center;gap:8px}._gameTimer_lchhf_6971{position:absolute;top:20px;right:20px;display:flex;align-items:center;gap:8px;background:#00000080;padding:8px 16px;border-radius:40px;font-size:16px;font-weight:600;color:#fff;z-index:10}._videoLessonMode_lchhf_4151{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._videoLessonMode_lchhf_4151._fullscreen_lchhf_6996{position:fixed;top:0;left:0;right:0;bottom:0;padding:0;background:#000;z-index:10001}._fullscreenCloseBtn_lchhf_7007{position:fixed;top:20px;right:20px;background:#fff3;border:none;padding:8px 16px;border-radius:20px;color:#fff;cursor:pointer;z-index:10002;display:flex;align-items:center;gap:8px}._videoHeader_lchhf_4160{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}._headerLeft_lchhf_4169{display:flex;align-items:center;gap:16px;flex-wrap:wrap}._headerLeft_lchhf_4169 h3{font-size:18px;font-weight:600;color:#fff}._progressBadge_lchhf_4180{display:flex;align-items:center;gap:6px;background:#ffffff1a;padding:4px 10px;border-radius:20px;font-size:12px;color:#ffffffb3}._videoProgressBar_lchhf_4190{margin-bottom:16px}._progressTrack_lchhf_4195{background:#ffffff1a;border-radius:4px;height:4px;margin-bottom:8px}._progressText_lchhf_4203{font-size:12px;color:#ffffff80}._videoContainer_lchhf_4208{flex:1;position:relative;background:#000;border-radius:16px;overflow:hidden;margin-bottom:16px}._videoPlayer_lchhf_4215{width:100%;height:100%;object-fit:contain}._videoHotspot_lchhf_4221{position:absolute;bottom:80px;left:20px;right:20px;background:#000000e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:16px;padding:16px;display:flex;gap:12px;border-left:3px solid #a855f7}._hotspotIcon_lchhf_4236{font-size:24px}._hotspotContent_lchhf_4240{flex:1}._hotspotContent_lchhf_4240 h4{font-size:16px;margin-bottom:4px}._hotspotContent_lchhf_4240 p{font-size:13px;color:#ffffffb3}._hotspotClose_lchhf_7117{position:absolute;top:12px;right:12px;background:none;border:none;color:#ffffff80;cursor:pointer}._videoControls_lchhf_4277{display:flex;align-items:center;gap:16px;background:#00000080;padding:12px 20px;border-radius:60px}._controlsLeft_lchhf_7136,._controlsRight_lchhf_7136{display:flex;align-items:center;gap:12px}._controlBtn_lchhf_7142{background:none;border:none;color:#fff;cursor:pointer;width:36px;height:36px;border-radius:18px;display:flex;align-items:center;justify-content:center;transition:all .2s}._controlBtn_lchhf_7142:hover{background:#ffffff1a}._playBtn_lchhf_4286{background:#a855f733;border:none;width:44px;height:44px;border-radius:22px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}._videoProgress_lchhf_4190{flex:1;display:flex;align-items:center;gap:12px}._videoProgress_lchhf_4190 span{font-size:12px;color:#ffffffb3}._seekSlider_lchhf_7185{flex:1;height:4px;-webkit-appearance:none;background:#fff3;border-radius:2px}._seekSlider_lchhf_7185::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;background:#a855f7;border-radius:50%;cursor:pointer}._volumeControl_lchhf_4313{display:flex;align-items:center;gap:8px}._volumeSlider_lchhf_7208{width:80px;height:4px;-webkit-appearance:none;background:#fff3;border-radius:2px}._volumeSlider_lchhf_7208::-webkit-slider-thumb{-webkit-appearance:none;width:10px;height:10px;background:#fff;border-radius:50%;cursor:pointer}._videoHint_lchhf_7225{margin-top:12px;display:flex;justify-content:center;gap:20px;font-size:11px;color:#fff6}._videoLoading_lchhf_7234{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;z-index:5}._completeButtonContainer_lchhf_4324{position:absolute;bottom:30px;right:30px;z-index:10}._completeButton_lchhf_4324{background:linear-gradient(135deg,#22c55e,#16a34a);border:none;padding:12px 24px;border-radius:40px;color:#fff;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;box-shadow:0 4px 12px #22c55e4d;transition:all .2s}._completeButton_lchhf_4324:hover{transform:translateY(-2px)}._worksheetMode_lchhf_4350{height:100%;display:flex;flex-direction:column;padding:20px;position:relative}._worksheetCloseBtn_lchhf_7279{position:absolute;top:16px;right:16px;background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#fff9;cursor:pointer;z-index:10}._worksheetHeader_lchhf_4359{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}._worksheetHeader_lchhf_4359 h3{font-size:18px;font-weight:600;color:#fff}._worksheetControls_lchhf_4368{display:flex;align-items:center;gap:12px}._worksheetControls_lchhf_4368 button{background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center}._questionsCount_lchhf_4374{font-size:13px;color:#ffffff80;padding:0 8px}._worksheetContent_lchhf_4382{flex:1;overflow-y:auto;padding-right:8px}._worksheetQuestion_lchhf_4388{background:#ffffff0d;border-radius:16px;padding:20px;margin-bottom:16px}._questionHeader_lchhf_7344{display:flex;align-items:center;gap:12px;margin-bottom:16px}._questionNumber_lchhf_7351{width:32px;height:32px;background:#a855f733;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:600;color:#a855f7}._questionText_lchhf_7363{flex:1}._questionPoints_lchhf_7367{font-size:11px;color:#fbbf24;margin-left:8px}._worksheetInput_lchhf_4399,._worksheetTextarea_lchhf_4428{width:100%;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 16px;color:#fff;font-size:14px}._worksheetTextarea_lchhf_4428{resize:vertical;font-family:inherit}._worksheetOptions_lchhf_4409{display:flex;flex-direction:column;gap:10px}._worksheetOption_lchhf_4409{display:flex;align-items:center;gap:12px;padding:10px 14px;background:#ffffff0d;border-radius:12px;cursor:pointer;transition:all .2s}._worksheetOption_lchhf_4409._selected_lchhf_1455{background:#a855f726;border:1px solid rgba(168,85,247,.3)}._submitWorksheetBtn_lchhf_4457{width:100%;background:linear-gradient(135deg,#a855f7,#7c3aed);border:none;padding:14px;border-radius:16px;color:#fff;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:20px}._mindMapMode_lchhf_7427{height:100%;display:flex;flex-direction:column;position:relative}._mindMapContent_lchhf_7434{flex:1;display:flex;flex-direction:column}._mindMapHeader_lchhf_7440{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.08)}._mindMapControls_lchhf_7448{display:flex;align-items:center;gap:12px}._mindMapControls_lchhf_7448 button{background:#ffffff14;border:none;width:32px;height:32px;border-radius:8px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._mindMapContainer_lchhf_7468{flex:1;overflow:hidden;position:relative;background:#0003}._mindMapCanvas_lchhf_7475{width:100%;height:100%;cursor:grab}._mindMapCanvas_lchhf_7475:active{cursor:grabbing}._readOnlyOverlay_lchhf_4654{position:absolute;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:5}._nodeInfoPanel_lchhf_7499{position:absolute;right:0;top:0;bottom:0;width:300px;background:#1e1e2efa;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-left:1px solid rgba(255,255,255,.1);padding:20px;z-index:10;overflow-y:auto}._nodeInfoHeader_lchhf_7513{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}._nodeInfoHeader_lchhf_7513 h4{font-size:16px;font-weight:600;color:#fff;margin:0}._nodeInfoActions_lchhf_7527{display:flex;gap:8px}._nodeInfoActions_lchhf_7527 button{background:#ffffff14;border:none;width:28px;height:28px;border-radius:6px;color:#fff9;cursor:pointer}._nodeEditInput_lchhf_7542{width:100%;background:#ffffff14;border:1px solid rgba(168,85,247,.3);border-radius:8px;padding:6px 10px;color:#fff;font-size:14px}._mindMapHint_lchhf_7552{position:absolute;bottom:16px;left:16px;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:8px 16px;border-radius:20px;font-size:12px;color:#fff9;display:flex;gap:16px;z-index:5}._pauseIndicator_lchhf_7568{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:12px 24px;border-radius:40px;font-size:14px;color:#fff;z-index:20;white-space:nowrap}@media (max-width: 768px){._learningToolsContainer_lchhf_5905{width:95%;height:95vh}._questionCard_lchhf_918,._dictationCard_lchhf_1203,._gameCard_lchhf_6904{padding:20px}._flashcard_lchhf_1485{width:300px;height:250px}._cardWord_lchhf_1568{font-size:22px}._cardTranslation_lchhf_1575{font-size:18px}._resultStats_lchhf_1095{gap:16px}._statValue_lchhf_1106{font-size:24px}._videoControls_lchhf_4277{flex-wrap:wrap;padding:10px}._videoProgress_lchhf_4190{order:3;width:100%}._nodeInfoPanel_lchhf_7499{width:280px}._mindMapHint_lchhf_7552{flex-direction:column;gap:4px;bottom:10px;left:10px}._completeButtonContainer_lchhf_4324{bottom:20px;right:20px}._completeButton_lchhf_4324{padding:10px 18px;font-size:13px}}@media (max-width: 480px){._resultCard_lchhf_1069{padding:24px}._resultStats_lchhf_1095{flex-wrap:wrap}._optionBtn_lchhf_939{padding:10px 14px}._optionLetter_lchhf_971{width:28px;height:28px}._flashcard_lchhf_1485{width:260px;height:220px}._actionButtons_lchhf_1649{flex-direction:column}._worksheetHeader_lchhf_4359{flex-direction:column;gap:12px;align-items:flex-start}._nodeInfoPanel_lchhf_7499{width:100%;height:auto;top:auto;bottom:0;border-left:none;border-top:1px solid rgba(255,255,255,.1)}}._teacherPanelOverlay_lchhf_81{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;display:flex;align-items:center;justify-content:center}._teacherPanel_lchhf_81{width:90vw;max-width:1400px;height:85vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 25px 50px -12px #00000080;border:1px solid rgba(255,255,255,.1)}._panelHeader_lchhf_109{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.1)}._headerTitle_lchhf_118{display:flex;align-items:center;gap:16px}._headerIcon_lchhf_124{width:48px;height:48px;background:linear-gradient(135deg,#a855f7,#f472b6);border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff}._headerTitle_lchhf_118 h3{margin:0;font-size:20px;font-weight:600;color:#fff}._headerTitle_lchhf_118 p{margin:4px 0 0;font-size:14px;color:#fff9}._headerActions_lchhf_2966{display:flex;gap:12px}._refreshBtn_lchhf_2972,._closeBtn_lchhf_148{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border:none;color:#fff;cursor:pointer;transition:all .2s}._refreshBtn_lchhf_2972:hover,._closeBtn_lchhf_148:hover{background:#fff3;transform:scale(1.05)}._panelTabs_lchhf_235{display:flex;gap:8px;padding:16px 24px 0;border-bottom:1px solid rgba(255,255,255,.1);background:#0003}._tab_lchhf_244{display:flex;align-items:center;gap:8px;padding:12px 20px;background:transparent;border:none;border-radius:12px 12px 0 0;color:#fff9;cursor:pointer;transition:all .2s;font-size:14px;font-weight:500}._tab_lchhf_244:hover{color:#fff;background:#ffffff0d}._tab_lchhf_244._active_lchhf_228{color:#fff;background:#ffffff1a;border-bottom:2px solid #a855f7}._specialTab_lchhf_5028{background:linear-gradient(135deg,#a855f733,#f472b633);color:#f472b6}._specialTab_lchhf_5028._active_lchhf_228{background:linear-gradient(135deg,#a855f74d,#f472b64d);border-bottom-color:#f472b6}._tabCount_lchhf_3177{background:#fff3;padding:2px 8px;border-radius:20px;font-size:12px;margin-left:4px}._typeTabs_lchhf_7842{display:flex;gap:6px;padding:12px 24px;background:#0003;overflow-x:auto;scrollbar-width:thin}._typeTab_lchhf_7842{display:flex;align-items:center;gap:6px;padding:8px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:20px;color:#ffffffb3;cursor:pointer;transition:all .2s;font-size:13px;white-space:nowrap}._typeTab_lchhf_7842:hover{background:#ffffff1a;color:#fff}._typeTab_lchhf_7842._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#f472b6);border-color:transparent;color:#fff}._typeTabCount_lchhf_7877{background:#0000004d;padding:0 6px;border-radius:12px;font-size:11px}._panelSearch_lchhf_167{display:flex;gap:16px;padding:16px 24px;background:#0003;border-bottom:1px solid rgba(255,255,255,.05)}._searchWrapper_lchhf_176{flex:1;display:flex;align-items:center;gap:12px;background:#ffffff1a;border-radius:12px;padding:10px 16px;border:1px solid rgba(255,255,255,.1)}._searchWrapper_lchhf_176 svg{color:#ffffff80}._searchWrapper_lchhf_176 input{flex:1;background:transparent;border:none;color:#fff;font-size:14px;outline:none}._searchWrapper_lchhf_176 input::placeholder{color:#fff6}._clearSearch_lchhf_200{background:transparent;border:none;color:#ffffff80;cursor:pointer;padding:4px;border-radius:6px;display:flex;align-items:center}._clearSearch_lchhf_200:hover{background:#ffffff1a;color:#fff}._filterWrapper_lchhf_3058{display:flex;align-items:center;gap:10px;background:#ffffff1a;border-radius:12px;padding:10px 16px;border:1px solid rgba(255,255,255,.1)}._filterSelect_lchhf_3068{background:transparent;border:none;color:#fff;font-size:14px;outline:none;cursor:pointer}._filterSelect_lchhf_3068 option{background:#1a1a2e;color:#fff}._viewToggle_lchhf_210{display:flex;gap:8px;background:#ffffff1a;border-radius:12px;padding:4px}._viewBtn_lchhf_215{background:transparent;border:none;padding:8px 12px;border-radius:8px;color:#fff9;cursor:pointer;transition:all .2s}._viewBtn_lchhf_215._active_lchhf_228{background:#fff3;color:#fff}._viewBtn_lchhf_215:hover:not(._active_lchhf_228){background:#ffffff1a;color:#fff}._typeFilters_lchhf_7992{display:flex;gap:8px;padding:12px 24px;background:#00000026;flex-wrap:wrap;border-bottom:1px solid rgba(255,255,255,.05)}._typeFilterBtn_lchhf_8001{display:flex;align-items:center;gap:6px;padding:6px 14px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:20px;color:#ffffffb3;cursor:pointer;transition:all .2s;font-size:13px}._typeFilterBtn_lchhf_8001:hover{background:#ffffff1a;color:#fff}._typeFilterBtn_lchhf_8001._active_lchhf_228{background:linear-gradient(135deg,#a855f7,#f472b6);border-color:transparent;color:#fff}._panelStats_lchhf_3108{display:flex;gap:16px;padding:16px 24px;background:#0003;border-bottom:1px solid rgba(255,255,255,.05)}._statItem_lchhf_3116{display:flex;align-items:center;gap:8px;background:#ffffff0d;padding:8px 16px;border-radius:12px}._statItem_lchhf_3116 span{font-size:13px;color:#fff9}._statItem_lchhf_3116 strong{font-size:16px;color:#fff}._statsSection_lchhf_8055{display:flex;gap:12px;padding:16px 24px;background:#00000026;flex-wrap:wrap;border-bottom:1px solid rgba(255,255,255,.05)}._statsCard_lchhf_8064{display:flex;align-items:center;gap:12px;background:#ffffff0d;padding:10px 16px;border-radius:14px;border:1px solid rgba(255,255,255,.1)}._statsIcon_lchhf_8074{width:36px;height:36px;background:#ffffff1a;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#a855f7}._statsInfo_lchhf_8085{display:flex;flex-direction:column}._statsValue_lchhf_8090{font-size:20px;font-weight:700;color:#fff}._statsLabel_lchhf_8096{font-size:11px;color:#ffffff80}._recentSection_lchhf_8103{padding:16px 24px;background:#00000026;border-bottom:1px solid rgba(255,255,255,.05)}._recentHeader_lchhf_8109{display:flex;align-items:center;gap:8px;color:#fff9;font-size:13px;margin-bottom:12px}._recentList_lchhf_8118{display:flex;gap:12px;overflow-x:auto;padding-bottom:4px}._recentItem_lchhf_8125{display:flex;align-items:center;gap:12px;background:#ffffff0d;padding:10px 16px;border-radius:14px;cursor:pointer;transition:all .2s;min-width:200px;border:1px solid rgba(255,255,255,.1)}._recentItem_lchhf_8125:hover{background:#ffffff1a;transform:translateY(-2px)}._recentIcon_lchhf_8143{width:32px;height:32px;background:#a855f733;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#a855f7}._recentInfo_lchhf_8154{flex:1;display:flex;flex-direction:column}._recentTitle_lchhf_8160{font-size:13px;font-weight:500;color:#fff}._recentType_lchhf_8166{font-size:11px;color:#ffffff80}._recentPlay_lchhf_8171{color:#ffffff80;transition:all .2s}._recentItem_lchhf_8125:hover ._recentPlay_lchhf_8171{color:#a855f7}._panelContent_lchhf_268{flex:1;overflow-y:auto;padding:24px}._panelContent_lchhf_268._grid_lchhf_274{padding:24px}._panelContent_lchhf_268._list_lchhf_280{padding:16px 24px}._gridContainer_lchhf_3213{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}._activityCard_lchhf_287{background:#ffffff0d;border-radius:20px;border:1px solid rgba(255,255,255,.1);overflow:hidden;transition:all .3s}._activityCard_lchhf_287:hover{border-color:#a855f780;box-shadow:0 10px 25px -5px #0000004d}._cardHeader_lchhf_3234{padding:16px;display:flex;justify-content:space-between;align-items:flex-start;background:#0003}._cardIcon_lchhf_3242{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff}._cardType_lchhf_3251{display:flex;gap:8px}._typeBadge_lchhf_3256{background:#ffffff1a;padding:4px 10px;border-radius:20px;font-size:11px;color:#fffc}._difficultyBadge_lchhf_3264{padding:4px 10px;border-radius:20px;font-size:11px;color:#fff;font-weight:500}._cardContent_lchhf_326{padding:16px}._cardContent_lchhf_326 h4{margin:0 0 8px;font-size:16px;font-weight:600;color:#fff}._cardDescription_lchhf_338{font-size:13px;color:#fff9;margin-bottom:12px;line-height:1.4}._cardMeta_lchhf_345{display:flex;gap:16px;margin-bottom:12px;font-size:12px;color:#ffffff80}._cardMeta_lchhf_345 span{display:flex;align-items:center;gap:4px}._cardStats_lchhf_363{display:flex;justify-content:space-between;align-items:center}._rating_lchhf_371{display:flex;gap:2px}._usageCount_lchhf_3313{display:flex;align-items:center;gap:4px;font-size:12px;color:#ffffff80}._cardActions_lchhf_379{display:flex;gap:8px;padding:12px 16px;background:#0003;border-top:1px solid rgba(255,255,255,.05)}._previewBtn_lchhf_386,._deleteBtn_lchhf_3325,._startBtn_lchhf_405{padding:8px 12px;border-radius:10px;display:flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;transition:all .2s}._previewBtn_lchhf_386{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff}._previewBtn_lchhf_386:hover{background:#fff3}._deleteBtn_lchhf_3325{background:#ef444426;border:1px solid rgba(239,68,68,.3);color:#ef4444}._deleteBtn_lchhf_3325:hover{background:#ef444440}._startBtn_lchhf_405{flex:1;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;color:#fff;justify-content:center}._startBtn_lchhf_405:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #a855f74d}._startBtn_lchhf_405:disabled{opacity:.5;cursor:not-allowed}._listContainer_lchhf_3375{display:flex;flex-direction:column;gap:8px}._listItem_lchhf_3381{display:flex;align-items:center;gap:16px;padding:12px 16px;background:#ffffff0d;border-radius:14px;border:1px solid rgba(255,255,255,.1);transition:all .2s}._listItem_lchhf_3381:hover{background:#ffffff14;border-color:#a855f74d}._listItemIcon_lchhf_3395{width:40px;height:40px;background:#a855f733;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#a855f7}._listItemInfo_lchhf_3399{flex:1}._listItemTitle_lchhf_3403{font-size:14px;font-weight:500;color:#fff;margin-bottom:4px}._listItemDesc_lchhf_3408{font-size:12px;color:#ffffff80}._listItemActions_lchhf_3413{display:flex;gap:8px}._listPreviewBtn_lchhf_3418{padding:8px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;color:#fff;cursor:pointer;transition:all .2s}._listStartBtn_lchhf_3428{padding:8px 16px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:10px;color:#fff;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}._listStartBtn_lchhf_3428:hover{transform:translateY(-1px)}._emptyState_lchhf_449{text-align:center;padding:60px 20px;background:#ffffff05;border-radius:20px;border:2px dashed rgba(255,255,255,.1)}._emptyIcon_lchhf_460{width:80px;height:80px;margin:0 auto 20px;background:#ffffff0d;border-radius:20px;display:flex;align-items:center;justify-content:center;color:#ffffff4d}._emptyState_lchhf_449 p{color:#ffffff80;margin-bottom:20px}._createBtn_lchhf_484{padding:10px 20px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:12px;color:#fff;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:all .2s}._createBtn_lchhf_484:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._loadingState_lchhf_426{text-align:center;padding:60px 20px;color:#ffffff80}._panelFooter_lchhf_506{padding:16px 24px;background:#0000004d;border-top:1px solid rgba(255,255,255,.05)}._footerHint_lchhf_513{display:flex;align-items:center;gap:12px;font-size:12px;color:#ffffff80}._materialsLink_lchhf_466{background:transparent;border:none;color:#a855f7;cursor:pointer;font-size:12px;margin-left:auto}._materialsLink_lchhf_466:hover{text-decoration:underline}._previewModal_lchhf_526{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1100;display:flex;align-items:center;justify-content:center}._previewContent_lchhf_540{width:500px;max-width:90vw;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;border:1px solid rgba(255,255,255,.1);overflow:hidden}._previewHeader_lchhf_548{display:flex;align-items:center;gap:16px;padding:20px 24px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.1)}._previewIcon_lchhf_5703{width:48px;height:48px;background:#a855f733;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#a855f7}._previewHeader_lchhf_548 h3{flex:1;margin:0;font-size:18px;color:#fff}._previewClose_lchhf_569{width:32px;height:32px;background:#ffffff1a;border:none;border-radius:8px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}._previewBody_lchhf_587{padding:24px}._previewDescription_lchhf_591{color:#ffffffb3;margin-bottom:20px;line-height:1.5}._previewStats_lchhf_598{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px}._previewStat_lchhf_598{background:#ffffff0d;padding:12px;border-radius:12px;display:flex;justify-content:space-between;align-items:center}._previewStat_lchhf_598 span{display:flex;align-items:center;gap:6px;font-size:12px;color:#ffffff80}._previewStat_lchhf_598 strong{font-size:14px;color:#fff}._previewStartBtn_lchhf_624{width:100%;padding:12px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:12px;color:#fff;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:all .2s}._previewStartBtn_lchhf_624:hover{transform:translateY(-1px)}._quickToolsGrid_lchhf_8666{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}._quickToolCard_lchhf_8672{display:flex;align-items:center;gap:16px;padding:20px;background:#ffffff0d;border-radius:20px;border:1px solid rgba(255,255,255,.1);cursor:pointer;transition:all .2s}._quickToolCard_lchhf_8672:hover{background:#ffffff14;transform:translateY(-2px);border-color:#a855f74d}._quickToolIcon_lchhf_8690{width:56px;height:56px;background:#a855f733;border-radius:16px;display:flex;align-items:center;justify-content:center}._quickToolInfo_lchhf_8700{flex:1}._quickToolInfo_lchhf_8700 h4{margin:0 0 4px;font-size:16px;color:#fff}._quickToolInfo_lchhf_8700 p{margin:0;font-size:12px;color:#ffffff80}._quickToolArrow_lchhf_8716{color:#ffffff4d}._aiToolsGrid_lchhf_2134{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}._aiToolCard_lchhf_2141{text-align:center;padding:24px;background:#ffffff0d;border-radius:20px;border:1px solid rgba(255,255,255,.1);cursor:pointer;transition:all .2s;position:relative}._aiToolCard_lchhf_2141:hover{transform:translateY(-4px);background:#ffffff14;border-color:#a855f74d}._aiToolIcon_lchhf_2159{width:64px;height:64px;margin:0 auto 16px;border-radius:20px;display:flex;align-items:center;justify-content:center;color:#fff}._aiToolCard_lchhf_2141 h4{margin:0 0 8px;font-size:16px;color:#fff}._aiToolCard_lchhf_2141 p{margin:0 0 12px;font-size:12px;color:#ffffff80}._aiToolBadge_lchhf_2187{display:inline-block;padding:4px 10px;background:#a855f733;border-radius:20px;font-size:11px;color:#a855f7}._quickDictationContainer_lchhf_647{background:#ffffff08;border-radius:20px;border:1px solid rgba(255,255,255,.1);overflow:hidden}._quickDictationHeader_lchhf_651{display:flex;align-items:center;gap:16px;padding:20px 24px;background:#a855f71a;border-bottom:1px solid rgba(255,255,255,.05)}._quickIcon_lchhf_661{width:48px;height:48px;background:linear-gradient(135deg,#a855f7,#f472b6);border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff}._quickDictationHeader_lchhf_651 h4{margin:0 0 4px;font-size:18px;color:#fff}._quickDictationHeader_lchhf_651 p{margin:0;font-size:13px;color:#fff9}._quickDictationForm_lchhf_2341{padding:24px}._quickTitleInput_lchhf_677{width:100%;padding:12px 16px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;margin-bottom:16px}._quickTitleInput_lchhf_677::placeholder{color:#fff6}._quickSettings_lchhf_3558{display:flex;gap:12px;margin-bottom:24px}._quickSelect_lchhf_3563,._quickTimeInput_lchhf_3563{padding:10px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:14px}._quickSelect_lchhf_3563{flex:1}._quickTimeInput_lchhf_3563{width:100px}._quickWordsSection_lchhf_693{background:#0000004d;border-radius:16px;padding:16px;margin-bottom:20px}._quickWordsHeader_lchhf_700{font-size:14px;color:#ffffffb3;margin-bottom:12px}._quickWordsList_lchhf_706{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;max-height:200px;overflow-y:auto}._quickWordItem_lchhf_712{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:#ffffff0d;border-radius:10px}._quickWordInfo_lchhf_722{display:flex;flex-wrap:wrap;align-items:center;gap:8px}._quickWordInfo_lchhf_722 strong{color:#fff;font-size:14px}._quickWordInfo_lchhf_722 span{color:#fff9;font-size:13px}._wordHint_lchhf_3619{color:#f59e0b;font-size:11px}._quickWordActions_lchhf_744{display:flex;gap:8px}._quickWordActions_lchhf_744 button{background:#ffffff1a;border:none;padding:6px;border-radius:6px;color:#fff;cursor:pointer}._addWordForm_lchhf_767{margin-top:16px}._addWordRow_lchhf_773{display:flex;gap:12px;margin-bottom:12px}._quickWordInput_lchhf_779{flex:1;padding:10px 12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:13px}._quickHintInput_lchhf_794{width:100%;padding:10px 12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:13px;margin-bottom:12px}._addQuickWordBtn_lchhf_805{width:100%;padding:10px;background:#a855f733;border:1px solid rgba(168,85,247,.3);border-radius:10px;color:#a855f7;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}._quickDictationFooter_lchhf_824{display:flex;gap:12px;padding:20px 24px;background:#0003;border-top:1px solid rgba(255,255,255,.05)}._saveQuickBtn_lchhf_3692,._startQuickBtn_lchhf_828{flex:1;padding:12px;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-size:14px;transition:all .2s}._saveQuickBtn_lchhf_3692{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff}._startQuickBtn_lchhf_828{background:linear-gradient(135deg,#a855f7,#f472b6);border:none;color:#fff}._saveQuickBtn_lchhf_3692:hover:not(:disabled),._startQuickBtn_lchhf_828:hover:not(:disabled){transform:translateY(-1px)}._saveQuickBtn_lchhf_3692:disabled,._startQuickBtn_lchhf_828:disabled{opacity:.5;cursor:not-allowed}._gapfillModal_lchhf_9030,._translationModal_lchhf_9030,._gameModal_lchhf_9030{width:600px;max-width:90vw;max-height:85vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;overflow:hidden}._modalHeader_lchhf_9042 h3{margin:0;font-size:18px;color:#fff}._modalFooter_lchhf_9080{display:flex;gap:12px;padding:16px 24px;background:#0003;border-top:1px solid rgba(255,255,255,.05)}._cancelBtn_lchhf_9088{flex:1;padding:10px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;color:#fff;cursor:pointer}._createBtn_lchhf_484{flex:1;padding:10px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:10px;color:#fff;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}._gapfillSettings_lchhf_9114,._translationSettings_lchhf_9114{display:flex;gap:12px;margin-bottom:20px}._titleInput_lchhf_9120{flex:1;padding:10px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff}._difficultySelect_lchhf_9129{padding:10px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;cursor:pointer}._sentenceTextarea_lchhf_9149{width:100%;padding:12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;resize:vertical;font-family:inherit}._answerInput_lchhf_9160,._hintInput_lchhf_9160{padding:10px 12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;width:100%}._answerInput_lchhf_9160{margin-bottom:8px}._addSentenceBtn_lchhf_9173{width:100%;padding:10px;background:#a855f733;border:1px solid rgba(168,85,247,.3);border-radius:10px;color:#a855f7;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}._formatHint_lchhf_9187{display:flex;align-items:center;gap:8px;padding:10px 12px;background:#f59e0b1a;border-radius:10px;margin-bottom:20px;font-size:12px;color:#f59e0b}._sentencesHeader_lchhf_9205{padding:12px 16px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffb3;font-size:14px}._sentenceItem_lchhf_9218{display:flex;justify-content:space-between;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.05)}._sentenceText_lchhf_9149{color:#fff;font-size:13px;margin-bottom:6px}._sentenceAnswer_lchhf_9235{font-size:12px;color:#22c55e}._sentenceHint_lchhf_9240{display:flex;align-items:center;gap:4px;font-size:11px;color:#f59e0b;margin-top:4px}._sentenceActions_lchhf_9249{display:flex;gap:8px;align-items:center}._sentenceActions_lchhf_9249 button{background:#ffffff1a;border:none;padding:6px;border-radius:6px;color:#fff;cursor:pointer}._emptySentences_lchhf_9264{text-align:center;padding:40px;color:#fff6}._languageSelector_lchhf_9272{display:flex;align-items:center;gap:16px;margin-bottom:24px}._langSelect_lchhf_9279{flex:1}._langSelect_lchhf_9279 label{display:block;font-size:12px;color:#ffffff80;margin-bottom:6px}._langSelect_lchhf_9279 select{width:100%;padding:10px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;cursor:pointer}._swapLangBtn_lchhf_9300{width:36px;height:36px;background:#ffffff1a;border:none;border-radius:10px;color:#fff;cursor:pointer;margin-top:20px}._addWordForm_lchhf_767{background:#0000004d;border-radius:16px;padding:16px;margin-bottom:16px}._arrowIcon_lchhf_9318{color:#ffffff80;font-size:18px}._wordInput_lchhf_9323{flex:1;padding:10px 12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff}._addWordBtn_lchhf_9332{width:100%;padding:10px;background:#a855f733;border:1px solid rgba(168,85,247,.3);border-radius:10px;color:#a855f7;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}._copyExampleBtn_lchhf_9346{background:#ffffff1a;border:none;padding:4px 8px;border-radius:6px;color:#fff;cursor:pointer}._wordsList_lchhf_9355{background:#0000004d;border-radius:16px;overflow:hidden}._wordsHeader_lchhf_9361{padding:12px 16px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffb3;font-size:14px}._wordsItems_lchhf_9369{max-height:250px;overflow-y:auto}._wordItem_lchhf_9374{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.05)}._wordContent_lchhf_9382{display:flex;align-items:center;gap:12px;flex-wrap:wrap}._wordOriginal_lchhf_9389{color:#fff;font-size:14px;font-weight:500}._wordArrow_lchhf_9395{color:#ffffff4d}._wordTranslated_lchhf_9399{color:#22c55e;font-size:14px}._wordActions_lchhf_9404{display:flex;gap:8px}._wordActions_lchhf_9404 button{background:#ffffff1a;border:none;padding:6px;border-radius:6px;color:#fff;cursor:pointer}._emptyWords_lchhf_9418{text-align:center;padding:40px;color:#fff6}._gameTypesGrid_lchhf_9426{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}._gameTypeCard_lchhf_9433{display:flex;align-items:center;gap:16px;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:14px;cursor:pointer;transition:all .2s}._gameTypeCard_lchhf_9433:hover{background:#ffffff14}._gameTypeCard_lchhf_9433._active_lchhf_228{background:#a855f71a;border-color:#a855f7}._gameTypeIcon_lchhf_9454{width:48px;height:48px;display:flex;align-items:center;justify-content:center}._gameTypeInfo_lchhf_9462{flex:1}._gameTypeName_lchhf_9466{display:block;font-size:14px;font-weight:500;color:#fff;margin-bottom:4px}._gameTypeDesc_lchhf_9474{font-size:12px;color:#ffffff80}._gameSettings_lchhf_9479{background:#0000004d;border-radius:16px;padding:16px;margin-bottom:16px}._settingsRow_lchhf_9486{display:flex;gap:12px;margin-top:16px}._settingGroup_lchhf_9492{flex:1}._settingGroup_lchhf_9492 label{display:block;font-size:12px;color:#ffffff80;margin-bottom:6px}._settingGroup_lchhf_9492 select,._settingGroup_lchhf_9492 input{width:100%;padding:8px 10px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#fff}._gameInfo_lchhf_9512{display:flex;gap:16px;padding:12px;background:#0000004d;border-radius:12px;flex-wrap:wrap}._infoItem_lchhf_9521{display:flex;align-items:center;gap:6px;font-size:12px;color:#ffffff80}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}._gapfillModal_lchhf_9030,._translationModal_lchhf_9030,._gameModal_lchhf_9030{width:550px;max-width:90vw;max-height:80vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;overflow:hidden;position:relative;margin:auto}._modalHeader_lchhf_9042{padding:16px 20px}._modalFooter_lchhf_9080{padding:12px 20px}._gameForm_lchhf_9595{margin-top:16px}._formSection_lchhf_9599{background:#0000004d;border-radius:16px;padding:16px;margin-bottom:16px}._formGroup_lchhf_9606{margin-bottom:12px}._formGroup_lchhf_9606 label{display:block;font-size:12px;color:#fff9;margin-bottom:6px}._gameInput_lchhf_9617,._gameSelect_lchhf_9617,._gameTextarea_lchhf_9617{width:100%;padding:10px 12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:13px}._gameTextarea_lchhf_9617{resize:vertical;font-family:inherit}._gameSelect_lchhf_9617{cursor:pointer}._formRow_lchhf_9145{display:flex;gap:12px}._formRow_lchhf_9145 ._formGroup_lchhf_9606{flex:1}._addItemBtn_lchhf_9645{width:100%;padding:10px;background:#a855f733;border:1px solid rgba(168,85,247,.3);border-radius:10px;color:#a855f7;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;margin-top:8px}._itemsList_lchhf_9660{background:#0000004d;border-radius:16px;overflow:hidden;max-height:250px;overflow-y:auto}._itemsHeader_lchhf_9668{padding:10px 12px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffb3;font-size:12px;font-weight:500}._listItem_lchhf_3381{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.05)}._itemContent_lchhf_9689{flex:1}._itemContent_lchhf_9689 strong{display:block;color:#fff;font-size:13px;margin-bottom:4px}._itemOptions_lchhf_9700{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}._itemOptions_lchhf_9700 span{font-size:11px;padding:2px 8px;background:#ffffff0d;border-radius:12px;color:#fff9}._correctOption_lchhf_9715{background:#22c55e33!important;color:#22c55e!important}._itemSubtext_lchhf_9720{display:block;font-size:11px;color:#ffffff80;margin-top:4px}._matchLeft_lchhf_9727,._matchRight_lchhf_9727{font-size:13px;color:#fff}._matchArrow_lchhf_9732{margin:0 8px;color:#a855f7;font-size:12px}._itemActions_lchhf_9738 button{background:#ffffff1a;border:none;padding:6px;border-radius:6px;color:#fff;cursor:pointer}._gameTitleInput_lchhf_9752{width:100%;padding:10px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;margin-bottom:16px}._footerInfo_lchhf_9762{display:flex;gap:16px;flex:1;font-size:12px;color:#ffffff80}._gapfillModal_lchhf_9030,._translationModal_lchhf_9030,._gameModal_lchhf_9030{width:550px;max-width:90vw;max-height:85vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;overflow:hidden}._modalOverlay_lchhf_9016{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1200;display:flex;align-items:center;justify-content:center}._modalHeader_lchhf_9042{display:flex;align-items:center;gap:12px;padding:16px 20px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.1)}._modalIcon_lchhf_9051{width:40px;height:40px;background:#a855f733;border-radius:12px;display:flex;align-items:center;justify-content:center}._modalHeader_lchhf_9042 h3{margin:0;font-size:16px;color:#fff}._modalHeader_lchhf_9042 p{margin:2px 0 0;font-size:12px;color:#ffffff80}._modalBody_lchhf_9074{flex:1;padding:20px;overflow-y:auto}._modalFooter_lchhf_9080{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:#0003;border-top:1px solid rgba(255,255,255,.05)}._closeBtn_lchhf_148{width:32px;height:32px;background:#ffffff1a;border:none;border-radius:8px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}._cancelBtn_lchhf_9088{padding:8px 20px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;cursor:pointer}._createBtn_lchhf_484{padding:8px 20px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:8px;color:#fff;display:flex;align-items:center;gap:8px;cursor:pointer}._modalOverlay_lchhf_9016{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:1000000!important;display:flex;align-items:center;justify-content:center}._gapfillModal_lchhf_9030{width:650px;max-width:90vw;max-height:85vh;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:24px;border:1px solid rgba(255,255,255,.15);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}._modalHeader_lchhf_9042{display:flex;align-items:center;gap:16px;padding:20px 24px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.1)}._modalIcon_lchhf_9051{width:48px;height:48px;background:#a855f733;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#a855f7}._modalHeader_lchhf_9042 h3{margin:0;font-size:18px;font-weight:600;color:#fff}._modalHeader_lchhf_9042 p{margin:4px 0 0;font-size:13px;color:#ffffff80}._closeBtn_lchhf_148{width:36px;height:36px;border-radius:10px;background:#ffffff1a;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#ffffffb3;transition:all .2s;margin-left:auto}._closeBtn_lchhf_148:hover{background:#ef444433;color:#ef4444}._modalBody_lchhf_9074{flex:1;padding:24px;overflow-y:auto}._modalFooter_lchhf_9080{display:flex;gap:12px;padding:16px 24px;background:#0003;border-top:1px solid rgba(255,255,255,.1)}._cancelBtn_lchhf_9088{flex:1;padding:12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:12px;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._cancelBtn_lchhf_9088:hover{background:#ffffff26}._createBtn_lchhf_484{flex:1;padding:12px;background:linear-gradient(135deg,#a855f7,#f472b6);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}._createBtn_lchhf_484:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #a855f74d}._gapfillSettings_lchhf_9114{display:flex;gap:12px;margin-bottom:20px}._titleInput_lchhf_9120{flex:1;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 16px;color:#fff;font-size:14px;outline:none}._titleInput_lchhf_9120:focus{border-color:#a855f7}._difficultySelect_lchhf_9129{padding:12px 16px;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;cursor:pointer;outline:none}._addSentenceForm_lchhf_9138{background:#0000004d;border-radius:16px;padding:16px;margin-bottom:16px}._formRow_lchhf_9145{margin-bottom:12px}._formRow_lchhf_9145:last-child{margin-bottom:0}._sentenceTextarea_lchhf_9149{width:100%;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:12px;color:#fff;font-size:14px;resize:vertical;font-family:inherit;outline:none}._sentenceTextarea_lchhf_9149:focus{border-color:#a855f7}._answerInput_lchhf_9160,._hintInput_lchhf_9160{width:100%;background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 12px;color:#fff;font-size:14px;outline:none}._answerInput_lchhf_9160:focus,._hintInput_lchhf_9160:focus{border-color:#a855f7}._addSentenceBtn_lchhf_9173{width:100%;background:#a855f733;border:1px dashed rgba(168,85,247,.4);border-radius:10px;padding:10px;color:#a855f7;font-size:13px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s;margin-top:12px}._addSentenceBtn_lchhf_9173:hover{background:#a855f74d}._formatHint_lchhf_9187{display:flex;align-items:center;gap:8px;background:#f59e0b1a;border-left:3px solid #f59e0b;padding:10px 14px;border-radius:10px;margin-bottom:20px;font-size:12px;color:#fbbf24}._sentencesList_lchhf_9199{background:#0000004d;border-radius:16px;overflow:hidden}._sentencesHeader_lchhf_9205{padding:12px 16px;background:#0000004d;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffb3;font-size:13px;font-weight:500}._sentencesItems_lchhf_9213{max-height:250px;overflow-y:auto}._sentenceItem_lchhf_9218{display:flex;justify-content:space-between;align-items:flex-start;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.05);gap:12px}._sentenceItem_lchhf_9218:last-child{border-bottom:none}._sentenceContent_lchhf_9225{flex:1}._sentenceText_lchhf_9149{color:#fff;font-size:13px;margin-bottom:6px;line-height:1.4}._sentenceAnswer_lchhf_9235{font-size:12px;color:#22c55e;margin-bottom:4px}._sentenceHint_lchhf_9240{display:flex;align-items:center;gap:4px;font-size:11px;color:#fbbf24}._sentenceActions_lchhf_9249{display:flex;gap:8px;flex-shrink:0}._sentenceActions_lchhf_9249 button{background:#ffffff1a;border:none;padding:6px 8px;border-radius:6px;color:#ffffffb3;cursor:pointer;transition:all .2s}._sentenceActions_lchhf_9249 button:hover{background:#fff3;color:#fff}._emptySentences_lchhf_9264{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:40px 20px;text-align:center;color:#fff6}._emptySentences_lchhf_9264 p{margin:0;font-size:14px}._emptySentences_lchhf_9264 span{font-size:12px}._difficultySelect_lchhf_9129 option,._languageSelect_lchhf_9272 select option,._langSelect_lchhf_9279 select option{background:#1a1a2e!important;color:#fff!important}._modalBody_lchhf_9074 select{background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 16px;color:#fff;font-size:14px;cursor:pointer;outline:none}._modalBody_lchhf_9074 select option{background:#1a1a2e;color:#fff}._languageSelector_lchhf_9272 select{background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px 14px;color:#fff;font-size:14px;cursor:pointer}._languageSelector_lchhf_9272 select option{background:#1a1a2e;color:#fff}._langSelect_lchhf_9279 select{background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px 14px;color:#fff;font-size:14px;width:100%;cursor:pointer}._langSelect_lchhf_9279 select option{background:#1a1a2e;color:#fff}._modalBody_lchhf_9074 select,._translationSettings_lchhf_9114 select,._languageSelector_lchhf_9272 select,._langSelect_lchhf_9279 select,._difficultySelect_lchhf_9129{background:#1e1e2ee6!important;background-color:#1e1e2e!important;border:1px solid rgba(168,85,247,.3)!important;border-radius:12px!important;padding:12px 16px!important;color:#fff!important;font-size:14px!important;cursor:pointer!important;outline:none!important}._modalBody_lchhf_9074 select option,._translationSettings_lchhf_9114 select option,._languageSelector_lchhf_9272 select option,._langSelect_lchhf_9279 select option,._difficultySelect_lchhf_9129 option{background-color:#1e1e2e!important;background:#1e1e2e!important;color:#fff!important;padding:10px!important}select{background-color:#1e1e2e!important;color:#fff!important}select option{background-color:#1a1a2e!important;color:#fff!important}._translationModal_lchhf_9030 select{background:#1e1e2e!important;color:#fff!important;border:1px solid rgba(168,85,247,.3)!important}._translationModal_lchhf_9030 select option{background:#1a1a2e!important;color:#fff!important}._langSelect_lchhf_9279 select{background:#1e1e2e!important;color:#fff!important;width:100%}._langSelect_lchhf_9279 select option{background:#1a1a2e!important;color:#fff!important}._testMode_lchhf_855{position:relative;width:100%;max-width:800px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(99,102,241,.15);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #6366f11a inset;overflow:hidden;min-height:500px}._testHeader_lchhf_6360{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._testTitle_lchhf_10390{color:#f1f5f9;font-size:17px;font-weight:600;margin:0}._testMeta_lchhf_10397{display:flex;align-items:center;gap:16px}._progressContainer_lchhf_10405{padding:0 24px;margin-bottom:20px}._progressBar_lchhf_880{height:6px;background:#ffffff14;border-radius:3px;overflow:hidden;position:relative}._timerContainer_lchhf_10437{display:flex;align-items:center;gap:8px;padding:6px 14px;background:#ffffff0a;border-radius:20px;border:1px solid rgba(255,255,255,.08);font-size:14px;font-weight:500;transition:all .3s}._timerNormal_lchhf_10450{color:#94a3b8}._timerWarning_lchhf_10454{color:#ef4444;background:#ef44441a;border-color:#ef44444d;animation:_pulse_lchhf_1 1s infinite}._timerIcon_lchhf_10461{width:16px;height:16px}@keyframes _pulse_lchhf_1{0%,to{opacity:1}50%{opacity:.6}}._questionCard_lchhf_918{padding:0 24px 24px}._questionTypeBadge_lchhf_10477{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;background:#6366f11f;border:1px solid rgba(99,102,241,.2);border-radius:20px;color:#818cf8;font-size:12px;font-weight:500;margin-bottom:14px}._questionText_lchhf_7363{color:#f1f5f9;font-size:18px;font-weight:500;line-height:1.6;margin:0 0 20px}._optionsGrid_lchhf_932{display:flex;flex-direction:column;gap:10px}._optionBtn_lchhf_939{display:flex;align-items:center;gap:14px;width:100%;padding:14px 18px;background:#ffffff06;border:1.5px solid rgba(255,255,255,.08);border-radius:14px;color:#e2e8f0;font-size:15px;text-align:left;cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden}._optionBtn_lchhf_939:hover:not(:disabled) ._optionLetter_lchhf_971{border-color:#6366f180}._checkboxOption_lchhf_10606{display:flex;align-items:center;gap:12px;width:100%;padding:14px 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#6366f11a}._textInput_lchhf_10650:disabled{opacity:.5;cursor:default}._answerFeedback_lchhf_10675{margin-top:16px;padding:14px 18px;border-radius:12px;font-size:14px;line-height:1.5}._answerFeedback_lchhf_10675._correct_lchhf_959{background:#22c55e14;border:1px solid rgba(34,197,94,.2);color:#86efac}._answerFeedback_lchhf_10675._wrong_lchhf_965{background:#ef444414;border:1px solid rgba(239,68,68,.2);color:#fca5a5}._answerFeedbackHeader_lchhf_10695{display:flex;align-items:center;gap:8px;font-weight:600;margin-bottom:6px;font-size:15px}._pointsEarned_lchhf_4124{display:inline-block;margin-left:12px;padding:2px 10px;background:#22c55e26;border-radius:12px;color:#22c55e;font-size:13px;font-weight:600}._explanationBox_lchhf_1013{margin-top:12px;padding:14px;background:#ffffff08;border-radius:10px;border:1px solid rgba(255,255,255,.06);color:#cbd5e1;font-size:13px;line-height:1.5}._explanationBox_lchhf_1013 strong{display:block;margin-bottom:4px;color:#f1f5f9}._hintBox_lchhf_1003{margin-top:10px;padding:12px 16px;background:#f59e0b14;border:1px solid rgba(245,158,11,.2);border-radius:10px;color:#fbbf24;font-size:13px;line-height:1.5}._navigation_lchhf_10770{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;margin-top:20px;border-top:1px solid rgba(255,255,255,.06);background:#ffffff04}._navBtn_lchhf_1628{display:flex;align-items:center;gap:6px;padding:10px 18px;border-radius:12px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._navBtnBack_lchhf_10797{background:transparent;border:1px solid rgba(255,255,255,.12);color:#94a3b8}._navBtnBack_lchhf_10797:hover:not(:disabled){background:#ffffff0a;border-color:#fff3;color:#e2e8f0}._navBtnNext_lchhf_10809{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;color:#fff;box-shadow:0 4px 15px #6366f14d}._navBtnNext_lchhf_10809:hover:not(:disabled){box-shadow:0 6px 20px #6366f166;transform:translateY(-1px)}._questionDots_lchhf_10822{display:flex;gap:8px}._questionDot_lchhf_10822{width:8px;height:8px;border-radius:50%;background:#ffffff1f;transition:all .2s}._questionDot_lchhf_10822._current_lchhf_10835{background:#6366f1;box-shadow:0 0 6px #6366f180;transform:scale(1.3)}._questionDot_lchhf_10822._answered_lchhf_10841{background:#22c55e}._questionDot_lchhf_10822._wrong_lchhf_965{background:#ef4444}._resultScreen_lchhf_10851{text-align:center;padding:40px 24px}._resultTitle_lchhf_10868{color:#f1f5f9;font-size:24px;font-weight:700;margin:0 0 6px}._statItem_lchhf_3116{text-align:center}._statPassed_lchhf_10912{color:#22c55e}._statFailed_lchhf_10916{color:#ef4444}._resultProgressBar_lchhf_10921{height:10px;background:#ffffff14;border-radius:5px;overflow:hidden;margin-bottom:8px;position:relative}._resultProgressFill_lchhf_10930{height:100%;border-radius:5px;transition:width .8s cubic-bezier(.4,0,.2,1)}._passingLabel_lchhf_10946{font-size:11px;color:#64748b;margin-bottom:20px}._resultActions_lchhf_1696{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}._resultBtn_lchhf_10961{display:flex;align-items:center;gap:8px;padding:10px 20px;border-radius:12px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._resultBtnSecondary_lchhf_10973{background:#ffffff0d;border:1px solid rgba(255,255,255,.15);color:#e2e8f0}._resultBtnSecondary_lchhf_10973:hover{background:#ffffff14;border-color:#ffffff40}._resultBtnPrimary_lchhf_10984{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;color:#fff;box-shadow:0 4px 15px #6366f14d}._resultBtnPrimary_lchhf_10984:hover{box-shadow:0 6px 20px #6366f166;transform:translateY(-1px)}._resultBtnPrimary_lchhf_10984:disabled{opacity:.5;cursor:default;transform:none}._resultDetails_lchhf_1122{text-align:left;margin-top:20px;padding:16px;background:#ffffff05;border-radius:12px;border:1px solid rgba(255,255,255,.06);max-height:300px;overflow-y:auto}._resultDetails_lchhf_1122 summary{color:#94a3b8;font-size:14px;cursor:pointer;padding:4px 0}._detailItem_lchhf_1145{padding:10px 14px;margin-top:6px;background:#ffffff05;border-radius:8px;border:1px solid rgba(255,255,255,.04)}._detailDot_lchhf_11043{width:8px;height:8px;border-radius:50%;flex-shrink:0}._detailDot_lchhf_11043._correct_lchhf_959{background:#22c55e}._detailDot_lchhf_11043._wrong_lchhf_965{background:#ef4444}._pauseOverlay_lchhf_11074{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10;border-radius:20px}._pauseIcon_lchhf_11087{font-size:48px;margin-bottom:16px;animation:_float_lchhf_1 2s ease-in-out infinite}@keyframes _float_lchhf_1{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}._pauseTitle_lchhf_11098{color:#f1f5f9;font-size:20px;font-weight:600;margin:0 0 8px}._pauseText_lchhf_11105{color:#94a3b8;font-size:14px}._emptyState_lchhf_449 h3{color:#f1f5f9;margin:16px 0 8px;font-size:20px}._matchingPairs_lchhf_11152{display:flex;flex-direction:column;gap:10px}._matchingPair_lchhf_11152{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#ffffff08;border-radius:12px;border:1px solid rgba(255,255,255,.06)}._matchingLeft_lchhf_11168{flex:1;color:#e2e8f0;font-size:14px;font-weight:500}._matchingArrow_lchhf_11175{color:#64748b;flex-shrink:0}._matchingInput_lchhf_11180{flex:1;padding:8px 14px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#f1f5f9;font-size:14px;outline:none}._matchingInput_lchhf_11180:focus{border-color:#6366f166}._orderingList_lchhf_11197{display:flex;flex-direction:column;gap:8px}._orderingItem_lchhf_11203{display:flex;align-items:center;gap:10px;padding:12px 16px;background:#ffffff08;border-radius:12px;border:1px solid rgba(255,255,255,.06);transition:all .2s}._orderingItem_lchhf_11203:hover{background:#ffffff0d}._orderingNumber_lchhf_11218{width:28px;height:28px;border-radius:50%;background:#6366f1;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:700;flex-shrink:0}._orderingText_lchhf_11232{flex:1;color:#e2e8f0;font-size:14px}._orderingControls_lchhf_11238{display:flex;flex-direction:column;gap:2px}._orderingBtn_lchhf_11244{background:none;border:none;color:#64748b;cursor:pointer;padding:2px;transition:color 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768px){._testMode_lchhf_855{max-width:100%;border-radius:0;min-height:100vh}._testHeader_lchhf_6360{padding:12px 16px}._questionCard_lchhf_918{padding:0 16px 16px}._navigation_lchhf_10770{padding:16px}._resultStats_lchhf_1095{grid-template-columns:repeat(2,1fr)}._questionText_lchhf_7363{font-size:16px}._optionBtn_lchhf_939{padding:12px 14px}}@media (max-width: 480px){._resultStats_lchhf_1095{grid-template-columns:1fr;gap:8px}._resultActions_lchhf_1696{flex-direction:column}._navBtn_lchhf_1628{padding:8px 14px;font-size:13px}}._gameMode_lchhf_6850{position:relative;width:100%;max-width:800px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(139,92,246,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #8b5cf61a inset,0 0 60px #8b5cf61a;overflow:hidden;min-height:500px}._gameCloseBtn_lchhf_6858{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._gameCloseBtn_lchhf_6858:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._gameHeader_lchhf_6872{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._gameStats_lchhf_6876{display:flex;align-items:center;gap:20px;margin-bottom:12px}._gameStat_lchhf_6876{display:flex;align-items:center;gap:6px;color:#e2e8f0;font-size:14px;font-weight:600}._gameStat_lchhf_6876 ._statIcon_lchhf_11429{font-size:16px}._gameStat_lchhf_6876 ._danger_lchhf_11433{color:#ef4444;animation:_pulse_lchhf_1 1s infinite}._combo_lchhf_6890{display:flex;align-items:center;gap:4px;padding:4px 12px;background:#f59e0b26;border:1px solid rgba(245,158,11,.3);border-radius:20px;color:#f59e0b;font-size:13px;font-weight:700;animation:_comboPopIn_lchhf_1 .3s ease}._hotCombo_lchhf_6898{background:#ef444433;border-color:#ef444466;color:#ef4444;animation:_comboPulse_lchhf_1 .5s infinite}@keyframes _comboPopIn_lchhf_1{0%{transform:scale(0)}60%{transform:scale(1.2)}to{transform:scale(1)}}@keyframes _comboPulse_lchhf_1{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes _pulse_lchhf_1{0%,to{opacity:1}50%{opacity:.5}}._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#6366f1,#8b5cf6,#a855f7);border-radius:3px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 12px #6366f166}._gameTimer_lchhf_6971{display:flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;margin:16px 24px;background:#ffffff0a;border-radius:20px;border:1px solid rgba(255,255,255,.08);color:#94a3b8;font-size:16px;font-weight:500;transition:all .3s}._gameTimer_lchhf_6971._warning_lchhf_907{color:#ef4444;background:#ef44441a;border-color:#ef44444d;animation:_pulse_lchhf_1 .5s infinite}._speakBtn_lchhf_1267{background:none;border:none;color:#64748b;cursor:pointer;padding:4px;border-radius:6px;transition:all .2s}._speakBtn_lchhf_1267:hover{color:#94a3b8;background:#ffffff0d}._gameCard_lchhf_6904{padding:0 24px}._gameCard_lchhf_6904 h3{color:#f1f5f9;font-size:20px;font-weight:600;line-height:1.5;margin:0 0 24px}._gameOptions_lchhf_6916{display:flex;flex-direction:column;gap:10px}._gameOption_lchhf_6916{display:flex;align-items:center;gap:14px;width:100%;padding:14px 18px;background:#ffffff06;border:1.5px solid rgba(255,255,255,.08);border-radius:14px;color:#e2e8f0;font-size:15px;text-align:left;cursor:pointer;transition:all .2s ease;position:relative}._gameOption_lchhf_6916:hover:not(:disabled){background:#6366f114;border-color:#6366f14d;transform:translate(4px)}._gameOption_lchhf_6916:disabled{cursor:default}._gameOption_lchhf_6916._correct_lchhf_959{background:#22c55e1a;border-color:#22c55e66}._gameOption_lchhf_6916._wrong_lchhf_965{background:#ef44441a;border-color:#ef444466}._gameOption_lchhf_6916:hover:not(:disabled) ._optionLetter_lchhf_971{border-color:#6366f180}._gameOption_lchhf_6916._correct_lchhf_959 ._optionLetter_lchhf_971{background:#22c55e;border-color:#22c55e;color:#fff}._gameOption_lchhf_6916._wrong_lchhf_965 ._optionLetter_lchhf_971{background:#ef4444;border-color:#ef4444;color:#fff}._checkMark_lchhf_11626{color:#22c55e;font-size:18px;font-weight:700}._xMark_lchhf_11632{color:#ef4444;font-size:18px;font-weight:700}._correctEffect_lchhf_6945,._wrongEffect_lchhf_6945{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10;pointer-events:none;display:flex;align-items:center;gap:8px;font-size:24px;font-weight:700}._correctEffect_lchhf_6945 span{color:#22c55e}._wrongEffect_lchhf_6945 span{color:#ef4444}._comboIndicator_lchhf_6956{display:flex;align-items:center;gap:8px;padding:10px 16px;margin:16px 24px;background:#f59e0b14;border:1px solid rgba(245,158,11,.2);border-radius:12px;color:#fbbf24;font-size:13px;font-weight:600}._pauseIndicator_lchhf_7568{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:50;border-radius:20px;color:#fff;font-size:24px;font-weight:600}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(99,102,241,.1) 0%,transparent 70%);pointer-events:none}._resultProgress_lchhf_1118 ._progressBar_lchhf_880{height:10px;background:#ffffff14;border-radius:5px;overflow:hidden;position:relative}._resultActions_lchhf_1696{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}._closeResultBtn_lchhf_6260:hover{box-shadow:0 6px 20px #6366f166;transform:translateY(-1px)}._emptyGameState_lchhf_11908{text-align:center;padding:60px 40px;color:#64748b}._emptyGameState_lchhf_11908 ._emptyIcon_lchhf_460{font-size:48px;margin-bottom:16px}._emptyGameState_lchhf_11908 h3{color:#f1f5f9;font-size:18px;margin:0 0 8px}._emptyGameState_lchhf_11908 p{font-size:14px;margin-bottom:20px}._memoryPlayGrid_lchhf_11953{display:grid;gap:12px;justify-content:center;padding:20px}._memoryCard_lchhf_11960{width:100%;aspect-ratio:1;border-radius:12px;cursor:pointer;perspective:1000px}._memoryCard_lchhf_11960._matched_lchhf_11968{opacity:.6;pointer-events:none}._cardInner_lchhf_11973{position:relative;width:100%;height:100%;transition:transform .4s ease;transform-style:preserve-3d}._memoryCard_lchhf_11960._flipped_lchhf_1530 ._cardInner_lchhf_11973{transform:rotateY(180deg)}._cardFront_lchhf_11985,._cardBack_lchhf_11986{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:12px;backface-visibility:hidden;display:flex;align-items:center;justify-content:center}._cardFront_lchhf_11985{background:#1e293b;border:2px solid #334155;padding:8px;transform:rotateY(180deg);overflow:hidden}._cardFront_lchhf_11985 img{width:100%;height:100%;object-fit:contain}._cardBack_lchhf_11986{background:linear-gradient(135deg,#6366f1,#8b5cf6)}._memoryCard_lchhf_11960._matched_lchhf_11968 ._cardFront_lchhf_11985{border-color:#22c55e;background:#22c55e1a}._memoryComplete_lchhf_12019{text-align:center;padding:20px}._memoryComplete_lchhf_12019 h3{color:#22c55e;margin:12px 0 8px}._memoryComplete_lchhf_12019 p{color:#94a3b8;font-size:14px}._matchingPlayGrid_lchhf_12036{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:20px}._matchingColumn_lchhf_12043 h4{text-align:center;font-size:13px;margin-bottom:12px}._matchingItemsList_lchhf_12049{display:flex;flex-direction:column;gap:8px}._matchingItem_lchhf_12049{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;cursor:grab;font-size:14px;transition:all .2s}._matchingItem_lchhf_12049:hover{background:#6366f11a;border-color:#6366f14d}._matchingItem_lchhf_12049._matched_lchhf_11968{opacity:.4;pointer-events:none;background:#22c55e1a;border-color:#22c55e}._matchingImage_lchhf_12081{width:32px;height:32px;object-fit:contain;border-radius:4px}._dragHandle_lchhf_12088{opacity:.3;margin-left:auto;cursor:grab}._matchingTarget_lchhf_12094{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#ffffff08;border:2px dashed rgba(255,255,255,.08);border-radius:10px;color:#fff;font-size:14px;min-height:48px;transition:all .2s}._matchingTarget_lchhf_12094._dragOver_lchhf_12108{border-color:#6366f1;background:#6366f11a}._matchingTarget_lchhf_12094._matchedTarget_lchhf_12113{border-color:#22c55e;background:#22c55e1a}._completedMessage_lchhf_12118{text-align:center;padding:20px;color:#22c55e}._completedMessage_lchhf_12118 p{margin-top:8px;font-size:14px}._matchingScore_lchhf_12129{text-align:center;padding:12px;color:#94a3b8;font-size:13px;font-weight:500}._wordsearchPlayMode_lchhf_12139{padding:0}._wordsearchPlayGrid_lchhf_12143{display:flex;justify-content:center;padding:20px}._wordsearchGrid_lchhf_12149{display:grid;gap:2px;background:#ffffff08;border-radius:12px;padding:8px}._wordsearchCell_lchhf_12157{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:#94a3b8;border-radius:6px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .1s}._wordsearchCell_lchhf_12157:hover{background:#6366f11a}._wordsearchCell_lchhf_12157._selected_lchhf_1455{background:#6366f140;color:#818cf8}._wordsearchWordList_lchhf_12181{padding:0 20px 20px;max-width:500px;margin:0 auto}._wordsearchWordList_lchhf_12181 h4{color:#94a3b8;font-size:13px;margin-bottom:12px}._wordList_lchhf_12193{display:flex;flex-wrap:wrap;gap:8px}._wordListItem_lchhf_12199{display:flex;align-items:center;gap:6px;padding:6px 14px;border-radius:20px;font-size:13px;background:#ffffff0d;color:#94a3b8;border:1px solid rgba(255,255,255,.08);transition:all .2s}._wordListItem_lchhf_12199._found_lchhf_12212{background:#22c55e1a;border-color:#22c55e4d;color:#22c55e;text-decoration:line-through}._wordBullet_lchhf_12219{color:#64748b}._progress_lchhf_865{text-align:center;margin-top:12px;color:#22c55e;font-size:13px;font-weight:500}._crosswordPlayMode_lchhf_12233{padding:0}._crosswordPlayGridWrapper_lchhf_12237{display:flex;justify-content:center;padding:20px}._crosswordPlayGrid_lchhf_12237{display:grid;gap:2px;background:#ffffff08;border-radius:12px;padding:8px}._crosswordPlayBlack_lchhf_12251{width:100%;aspect-ratio:1;background:#1e293b;border-radius:4px}._crosswordPlayCell_lchhf_12258{position:relative;width:100%;aspect-ratio:1}._cellNumber_lchhf_12264{position:absolute;top:1px;left:2px;font-size:8px;color:#64748b;z-index:1;pointer-events:none}._crosswordPlayInput_lchhf_12274{width:100%;height:100%;text-align:center;font-size:16px;font-weight:700;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:4px;color:#fff;outline:none;transition:all .2s}._crosswordPlayInput_lchhf_12274:focus{border-color:#6366f180;background:#6366f11a}._crosswordPlayInput_lchhf_12274._correct_lchhf_959{background:#22c55e33;border-color:#22c55e;color:#22c55e}._crosswordPlayInput_lchhf_12274._wrong_lchhf_965{background:#ef444433;border-color:#ef4444;color:#ef4444}._crosswordClues_lchhf_12305{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:0 20px 20px;max-width:600px;margin:0 auto}._cluesColumn_lchhf_12314 h4{color:#94a3b8;font-size:13px;margin-bottom:8px}._clueItem_lchhf_12320{color:#94a3b8;font-size:12px;margin-bottom:4px;line-height:1.4}._clueNumber_lchhf_12327{font-weight:700;color:#6366f1;margin-right:4px}._clueLength_lchhf_12333{color:#64748b;font-size:11px;margin-left:4px}._puzzlePlayMode_lchhf_12341{padding:0}._puzzlePlayContainer_lchhf_12345{display:flex;flex-direction:column;align-items:center;gap:20px;padding:20px}._puzzleBoard_lchhf_12353{width:100%;max-width:500px}._puzzleBoardGrid_lchhf_12358{display:grid;gap:4px;background:#ffffff0d;border-radius:12px;padding:12px}._boardSlot_lchhf_12366{position:relative;width:100%;aspect-ratio:1;background:#ffffff0d;border:2px dashed rgba(255,255,255,.15);border-radius:8px;transition:all .2s}._boardSlot_lchhf_12366._dragOver_lchhf_12108{border-color:#6366f1;background:#6366f126}._pieceOverlay_lchhf_12381{position:absolute;bottom:4px;right:4px}._pieceNumber_lchhf_12387{background:#0009;color:#fff;font-size:10px;padding:2px 6px;border-radius:10px}._piecesPalette_lchhf_12395{width:100%;max-width:500px}._piecesPalette_lchhf_12395 h4{color:#94a3b8;font-size:13px;margin-bottom:12px;text-align:center}._piecesGrid_lchhf_12407{display:grid;gap:12px;justify-content:center}._draggablePiece_lchhf_12413{position:relative;width:100%;aspect-ratio:1;cursor:grab;border:2px solid #8b5cf6;box-shadow:0 4px 12px #0000004d;transition:transform .2s}._draggablePiece_lchhf_12413:hover{transform:scale(1.05);box-shadow:0 6px 16px #8b5cf64d}._draggablePiece_lchhf_12413:active{cursor:grabbing}._pieceNumberBadge_lchhf_12432{position:absolute;bottom:4px;right:4px;background:#000000b3;color:#fff;font-size:10px;padding:2px 6px;border-radius:10px;pointer-events:none}._puzzleCompleteMessage_lchhf_12444{text-align:center;padding:20px}._puzzleCompleteMessage_lchhf_12444 h3{color:#22c55e;margin:12px 0 8px}._playHeader_lchhf_12456{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.06)}._playHeader_lchhf_12456 h3{color:#fff;font-size:16px;margin:0}._playActions_lchhf_12470{display:flex;align-items:center;gap:8px}._gameMode_lchhf_6850::-webkit-scrollbar,._detailsList_lchhf_1139::-webkit-scrollbar{width:6px}._gameMode_lchhf_6850::-webkit-scrollbar-track,._detailsList_lchhf_1139::-webkit-scrollbar-track{background:transparent}._gameMode_lchhf_6850::-webkit-scrollbar-thumb,._detailsList_lchhf_1139::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}._gameMode_lchhf_6850::-webkit-scrollbar-thumb:hover,._detailsList_lchhf_1139::-webkit-scrollbar-thumb:hover{background:#fff3}@media (max-width: 768px){._gameMode_lchhf_6850{max-width:100%;border-radius:0;min-height:100vh}._gameHeader_lchhf_6872{padding:12px 16px}._gameCard_lchhf_6904{padding:0 16px}._gameStats_lchhf_6876{gap:12px;flex-wrap:wrap}._resultStats_lchhf_1095{grid-template-columns:repeat(2,1fr)}._matchingPlayGrid_lchhf_12036{grid-template-columns:1fr;gap:16px}._crosswordClues_lchhf_12305{grid-template-columns:1fr}._piecesGrid_lchhf_12407{grid-template-columns:repeat(3,1fr)!important}}@media (max-width: 480px){._resultStats_lchhf_1095{grid-template-columns:1fr}._playHeader_lchhf_12456{flex-direction:column;gap:8px}._gameOption_lchhf_6916{padding:10px 14px;font-size:14px}._wordsearchCell_lchhf_12157{width:32px;height:32px;font-size:13px}}._flashcardsMode_lchhf_1485{position:relative;width:100%;max-width:800px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(139,92,246,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #8b5cf61a inset;overflow:hidden;min-height:500px}._flashcardsCloseBtn_lchhf_6717{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._flashcardsCloseBtn_lchhf_6717:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._flashcardsProgress_lchhf_1491{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._progressInfo_lchhf_865{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;color:#94a3b8;font-size:13px}._progressInfo_lchhf_865 span{display:flex;align-items:center;gap:6px}._stats_lchhf_1495{display:flex;gap:12px}._knownCount_lchhf_1500{color:#22c55e;font-weight:600}._unknownCount_lchhf_1504{color:#ef4444;font-weight:600}._timeCount_lchhf_1508{color:#94a3b8}._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#a855f7,#8b5cf6,#6366f1);border-radius:3px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 12px #8b5cf666}._flashcardsContainer_lchhf_1512{display:flex;justify-content:center;align-items:center;padding:30px 24px;perspective:1200px}._flashcard_lchhf_1485{width:100%;max-width:380px;aspect-ratio:1.3;position:relative;cursor:pointer;transform-style:preserve-3d}._flashcard_lchhf_1485._shaking_lchhf_1553{animation:_cardShake_lchhf_1 .4s ease}@keyframes _cardShake_lchhf_1{0%,to{transform:rotateY(var(--flip-angle, 0deg)) translate(0)}20%{transform:rotateY(var(--flip-angle, 0deg)) translate(-8px)}40%{transform:rotateY(var(--flip-angle, 0deg)) translate(8px)}60%{transform:rotateY(var(--flip-angle, 0deg)) translate(-4px)}80%{transform:rotateY(var(--flip-angle, 0deg)) translate(4px)}}._flashcardFront_lchhf_1534,._flashcardBack_lchhf_1534{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;backface-visibility:hidden;box-shadow:0 20px 40px #0000004d;overflow:hidden}._flashcardFront_lchhf_1534{background:linear-gradient(135deg,#1e293b,#334155);border:1px solid rgba(168,85,247,.15)}._flashcardBack_lchhf_1534{background:linear-gradient(135deg,#1e293b,#334155);border:1px solid rgba(34,197,94,.15);transform:rotateY(180deg)}._cardEmoji_lchhf_322{font-size:48px;margin-bottom:12px;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}._cardWord_lchhf_1568{color:#f1f5f9;font-size:24px;font-weight:600;text-align:center;margin-bottom:12px;line-height:1.4;word-break:break-word}._cardTranslation_lchhf_1575{color:#4ade80;font-size:24px;font-weight:600;text-align:center;margin-bottom:12px;line-height:1.4;word-break:break-word}._cardActions_lchhf_379{display:flex;gap:8px;margin-bottom:12px}._speakFlashcardBtn_lchhf_1605{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#ffffff0d;color:#e2e8f0;font-size:13px;cursor:pointer;transition:all .2s}._speakFlashcardBtn_lchhf_1605:hover{background:#ffffff1a;border-color:#fff3;transform:translateY(-1px)}._cardHint_lchhf_1593{display:flex;align-items:center;gap:6px;padding:6px 12px;background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);border-radius:8px;color:#fbbf24;font-size:12px;margin-bottom:12px}._cardExample_lchhf_1582{display:flex;align-items:flex-start;gap:8px;padding:10px 14px;background:#6366f114;border:1px solid rgba(99,102,241,.15);border-radius:10px;color:#a5b4fc;font-size:13px;font-style:italic;margin-bottom:8px;text-align:center;max-width:90%}._cardPronunciation_lchhf_1599{display:flex;align-items:center;gap:6px;padding:6px 12px;background:#06b6d414;border:1px solid rgba(6,182,212,.15);border-radius:8px;color:#67e8f9;font-size:13px;margin-bottom:12px}._flipHint_lchhf_1616{position:absolute;bottom:10px;left:0;right:0;text-align:center;color:#475569;font-size:11px;pointer-events:none}._flashcardsActions_lchhf_1621{display:flex;justify-content:center;align-items:center;gap:12px;padding:0 24px 24px}._navBtn_lchhf_1628{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;color:#e2e8f0;cursor:pointer;transition:all .2s}._navBtn_lchhf_1628:hover:not(:disabled){background:#ffffff14;border-color:#fff3;transform:scale(1.05)}._actionButtons_lchhf_1649{display:flex;gap:10px}._actionBtn_lchhf_1654{display:flex;align-items:center;gap:8px;padding:12px 20px;border-radius:14px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;border:1px solid transparent}._actionBtn_lchhf_1654:disabled{opacity:.5;cursor:default}._knowBtn_lchhf_1677{background:#22c55e1f;border-color:#22c55e4d;color:#4ade80}._knowBtn_lchhf_1677:hover:not(:disabled){background:#22c55e33;border-color:#22c55e80;transform:translateY(-2px);box-shadow:0 4px 12px #22c55e33}._dontKnowBtn_lchhf_1667{background:#ef44441f;border-color:#ef44444d;color:#f87171}._dontKnowBtn_lchhf_1667:hover:not(:disabled){background:#ef444433;border-color:#ef444480;transform:translateY(-2px);box-shadow:0 4px 12px #ef444433}._swipeHint_lchhf_1687{display:flex;justify-content:center;gap:24px;padding:8px 24px 16px;color:#475569;font-size:12px;border-top:1px solid rgba(255,255,255,.04)}._clozeContainer_lchhf_12972{padding:20px;text-align:center}._clozeBadge_lchhf_12977{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:20px;color:#f87171;font-size:13px;font-weight:500;margin-bottom:20px}._clozeText_lchhf_12991{color:#e2e8f0;font-size:18px;line-height:2;padding:20px;background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:14px;margin-bottom:20px;text-align:left}._clozeInput_lchhf_13003{display:inline-block;width:130px;padding:6px 12px;margin:0 8px;background:#6366f11a;border:2px solid rgba(99,102,241,.4);border-radius:8px;color:#f1f5f9;font-size:16px;text-align:center;outline:none;vertical-align:middle;transition:all .2s}._clozeInput_lchhf_13003:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f126}._clozeInput_lchhf_13003:disabled{opacity:.7}._clozeInput_lchhf_13003._correct_lchhf_959{border-color:#22c55e;background:#22c55e1a;color:#4ade80}._clozeInput_lchhf_13003._wrong_lchhf_965{border-color:#ef4444;background:#ef44441a;color:#f87171}._clozeCheckBtn_lchhf_13040{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s}._clozeCheckBtn_lchhf_13040:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #6366f166}._clozeCheckBtn_lchhf_13040:disabled{opacity:.4;cursor:default;transform:none}._clozeResult_lchhf_13066{margin-top:16px;padding:12px 16px;border-radius:10px;font-size:14px;font-weight:500}._clozeResult_lchhf_13066._correct_lchhf_959{background:#22c55e1a;border:1px solid rgba(34,197,94,.2);color:#4ade80}._clozeResult_lchhf_13066._wrong_lchhf_965{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:#f87171}._multipleContainer_lchhf_13088{padding:20px;text-align:center}._multipleBadge_lchhf_13093{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:#10b9811a;border:1px solid rgba(16,185,129,.2);border-radius:20px;color:#34d399;font-size:13px;font-weight:500;margin-bottom:20px}._multipleImage_lchhf_13107{border-radius:14px;overflow:hidden;margin-bottom:16px;max-height:200px}._multipleImage_lchhf_13107 img{width:100%;height:100%;object-fit:contain}._multipleQuestion_lchhf_13120{color:#f1f5f9;font-size:18px;font-weight:600;margin-bottom:20px;line-height:1.4}._multipleOptions_lchhf_13128{display:flex;flex-direction:column;gap:10px;max-width:420px;margin:0 auto}._multipleOption_lchhf_13128{display:flex;align-items:center;gap:14px;width:100%;padding:14px 18px;background:#ffffff08;border:1.5px solid rgba(255,255,255,.1);border-radius:14px;color:#e2e8f0;font-size:15px;text-align:left;cursor:pointer;transition:all .2s}._multipleOption_lchhf_13128:hover:not(:disabled){background:#6366f114;border-color:#6366f14d;transform:translate(4px)}._multipleOption_lchhf_13128:disabled{cursor:default}._multipleOption_lchhf_13128._selected_lchhf_1455{border-color:#6366f180;background:#6366f11f}._multipleOption_lchhf_13128._correct_lchhf_959{border-color:#22c55e80;background:#22c55e1f;color:#4ade80}._multipleOption_lchhf_13128._wrong_lchhf_965{border-color:#ef444480;background:#ef44441f;color:#f87171}._multipleOption_lchhf_13128._selected_lchhf_1455 ._optionLetter_lchhf_971{background:#6366f1;border-color:#6366f1;color:#fff}._multipleOption_lchhf_13128._correct_lchhf_959 ._optionLetter_lchhf_971{background:#22c55e;border-color:#22c55e;color:#fff}._multipleOption_lchhf_13128._wrong_lchhf_965 ._optionLetter_lchhf_971{background:#ef4444;border-color:#ef4444;color:#fff}._audioPlayBtn_lchhf_1283{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;border:2px solid rgba(6,182,212,.3);background:#06b6d41a;color:#67e8f9;cursor:pointer;transition:all .3s;margin-bottom:16px}._audioPlayBtn_lchhf_1283:hover{background:#06b6d433;border-color:#06b6d480;transform:scale(1.1);box-shadow:0 0 20px #06b6d44d}._audioPlayBtn_lchhf_1283._playing_lchhf_13240{animation:_audioPulse_lchhf_1 1.5s infinite}@keyframes _audioPulse_lchhf_1{0%,to{box-shadow:0 0 #06b6d466}50%{box-shadow:0 0 0 20px #06b6d400}}._cardImageOverlay_lchhf_13251{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:20px;overflow:hidden;opacity:.2}._cardImageOverlay_lchhf_13251 img{width:100%;height:100%;object-fit:cover}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(139,92,246,.08) 0%,transparent 70%);pointer-events:none}._repeatBtn_lchhf_1703{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:12px;border:1px solid rgba(139,92,246,.3);background:#8b5cf61a;color:#a78bfa;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._repeatBtn_lchhf_1703:hover:not(:disabled){background:#8b5cf633;border-color:#8b5cf680}._finishBtn_lchhf_1161,._closeResultBtn_lchhf_6260{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #6366f14d}._finishBtn_lchhf_1161:hover:not(:disabled),._closeResultBtn_lchhf_6260:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #6366f166}._finishBtn_lchhf_1161:disabled,._closeResultBtn_lchhf_6260:disabled{opacity:.5;cursor:default;transform:none}._hardWordsList_lchhf_13406{margin-bottom:16px;text-align:left}._hardWordsList_lchhf_13406 summary{color:#94a3b8;font-size:14px;cursor:pointer;padding:8px 0;transition:color .2s}._hardWordsList_lchhf_13406 summary:hover{color:#e2e8f0}._hardWordsGrid_lchhf_13423{display:flex;flex-direction:column;gap:6px;max-height:180px;overflow-y:auto;padding-right:8px}._hardWord_lchhf_13406{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:#ffffff05;border-radius:8px;border:1px solid rgba(255,255,255,.04);color:#e2e8f0;font-size:13px}._hardTranslation_lchhf_13444{color:#94a3b8;font-size:12px}._emptyFlashcard_lchhf_13451{text-align:center;padding:60px 40px;color:#64748b}._emptyFlashcard_lchhf_13451 ._emptyIcon_lchhf_460{font-size:48px;margin-bottom:16px}._emptyFlashcard_lchhf_13451 h3{color:#f1f5f9;font-size:18px;margin:0 0 8px}._emptyFlashcard_lchhf_13451 p{font-size:14px;margin-bottom:20px}._flashcardsMode_lchhf_1485::-webkit-scrollbar,._hardWordsGrid_lchhf_13423::-webkit-scrollbar{width:5px}._flashcardsMode_lchhf_1485::-webkit-scrollbar-track,._hardWordsGrid_lchhf_13423::-webkit-scrollbar-track{background:transparent}._flashcardsMode_lchhf_1485::-webkit-scrollbar-thumb,._hardWordsGrid_lchhf_13423::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._flashcardsMode_lchhf_1485{max-width:100%;border-radius:0;min-height:100vh}._flashcardsContainer_lchhf_1512{padding:20px 16px}._flashcard_lchhf_1485{max-width:340px}._cardWord_lchhf_1568,._cardTranslation_lchhf_1575{font-size:20px}._flashcardsActions_lchhf_1621{padding:0 16px 20px;gap:8px}._actionBtn_lchhf_1654{padding:10px 16px;font-size:13px}._swipeHint_lchhf_1687{flex-direction:column;align-items:center;gap:4px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}}@media (max-width: 480px){._flashcard_lchhf_1485{max-width:300px;aspect-ratio:1.2}._cardWord_lchhf_1568,._cardTranslation_lchhf_1575{font-size:18px}._actionButtons_lchhf_1649{flex-direction:column;gap:6px}._navBtn_lchhf_1628{width:38px;height:38px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr)}}._matchingGameContainer_lchhf_13578{padding:20px}._matchingHint_lchhf_13582{color:#94a3b8;font-size:13px;text-align:center;margin-bottom:16px}._matchingGrid_lchhf_13589{display:grid;grid-template-columns:1fr 1fr;gap:20px}._matchingColumn_lchhf_12043 h4{color:#94a3b8;font-size:13px;text-align:center;margin-bottom:12px}._matchingItem_lchhf_12049{display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;margin-bottom:8px;border-radius:12px;border:2px solid rgba(255,255,255,.1);background:#ffffff08;color:#fff;cursor:pointer;font-size:14px;text-align:left;transition:all .2s ease}._matchingItem_lchhf_12049:hover:not(:disabled){background:#6366f114;border-color:#6366f14d;transform:translate(4px)}._matchingItem_lchhf_12049:disabled{cursor:default}._matchingItem_lchhf_12049._selected_lchhf_1455{border-color:#6366f1;background:#6366f11f}._matchingItem_lchhf_12049._matched_lchhf_11968{border-color:#22c55e;background:#22c55e1a;opacity:.6;cursor:default}._matchingItem_lchhf_12049._error_lchhf_5949{border-color:#ef4444;background:#ef44441a;animation:_errorShake_lchhf_1 .4s ease}@keyframes _errorShake_lchhf_1{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}._matchingItemImage_lchhf_13655{width:36px;height:36px;object-fit:contain;border-radius:6px}._matchingItemText_lchhf_13662{flex:1;line-height:1.4}._matchingProgress_lchhf_13667{text-align:center;margin-top:16px;color:#94a3b8;font-size:13px;font-weight:500}._sequenceGameContainer_lchhf_13676{padding:20px}._sequenceHint_lchhf_13680{color:#94a3b8;font-size:13px;text-align:center;margin-bottom:16px}._sequenceList_lchhf_13687{display:flex;flex-direction:column;gap:10px;max-width:500px;margin:0 auto}._sequenceItem_lchhf_13695{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:14px;border:2px solid rgba(255,255,255,.1);background:#ffffff08;cursor:grab;transition:all .2s ease;-webkit-user-select:none;user-select:none}._sequenceItem_lchhf_13695:hover{background:#ffffff0d;border-color:#fff3}._sequenceItem_lchhf_13695:active{cursor:grabbing;background:#6366f11a;border-color:#6366f1}._sequenceItem_lchhf_13695._correct_lchhf_959{border-color:#22c55e;background:#22c55e1a}._sequenceItem_lchhf_13695._wrong_lchhf_965{border-color:#ef4444;background:#ef44441a}._sequenceDragHandle_lchhf_13729{color:#64748b;flex-shrink:0}._sequenceNumber_lchhf_13734{width:32px;height:32px;border-radius:50%;background:#6366f1;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700;flex-shrink:0}._sequenceItem_lchhf_13695._correct_lchhf_959 ._sequenceNumber_lchhf_13734{background:#22c55e}._sequenceItem_lchhf_13695._wrong_lchhf_965 ._sequenceNumber_lchhf_13734{background:#ef4444}._sequenceItemImage_lchhf_13756{width:40px;height:40px;object-fit:contain;border-radius:6px}._sequenceItemText_lchhf_13763{color:#fff;font-size:14px;flex:1;line-height:1.4}._sequenceMoveIcon_lchhf_13770{color:#374151;opacity:.3}._sequenceCheckBtn_lchhf_13775{display:block;margin:20px auto 0;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;cursor:pointer;font-size:15px;font-weight:600;transition:all .2s}._sequenceCheckBtn_lchhf_13775:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #6366f166}._sequenceCheckBtn_lchhf_13775:disabled{cursor:default}._sequenceCheckBtn_lchhf_13775._correct_lchhf_959{background:#22c55e}._sequenceCheckBtn_lchhf_13775._wrong_lchhf_965{background:#ef4444}._sequenceRetryBtn_lchhf_13806{display:block;margin:12px auto 0;padding:8px 20px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:#fff;cursor:pointer;font-size:13px;transition:all .2s}._sequenceRetryBtn_lchhf_13806:hover{background:#ffffff14;border-color:#ffffff40}._puzzleGameContainer_lchhf_13825{padding:20px}._puzzleHeader_lchhf_13829{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}._puzzleHeader_lchhf_13829 h4{color:#fff;margin:0;font-size:16px}._puzzleResetBtn_lchhf_13842{padding:6px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:#fff;cursor:pointer;font-size:13px;transition:all .2s}._puzzleResetBtn_lchhf_13842:hover{background:#ffffff14}._puzzlePreview_lchhf_13857{margin-bottom:16px;border-radius:12px;overflow:hidden;max-height:120px;opacity:.5}._puzzlePreview_lchhf_13857 img{width:100%;object-fit:contain}._puzzleBoard_lchhf_12353{display:grid;gap:4px;margin:0 auto 20px;background:#ffffff08;border-radius:12px;padding:12px;width:fit-content}._puzzleSlot_lchhf_13880{width:80px;height:80px;border-radius:8px;transition:all .2s}._puzzleSlot_lchhf_13880._empty_lchhf_449{background:#ffffff0d;border:2px dashed rgba(255,255,255,.15)}._puzzleSlot_lchhf_13880._filled_lchhf_13892{border:none}._puzzleSlot_lchhf_13880._dragOver_lchhf_12108{border-color:#6366f1;background:#6366f126}._puzzlePieces_lchhf_13901{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}._puzzlePiece_lchhf_13901{width:70px;height:70px;border-radius:8px;border:2px solid #8b5cf6;cursor:grab;box-shadow:0 2px 8px #0000004d;transition:transform .2s}._puzzlePiece_lchhf_13901:hover{transform:scale(1.05);box-shadow:0 4px 12px #8b5cf64d}._puzzlePiece_lchhf_13901:active{cursor:grabbing}._puzzleComplete_lchhf_12444{text-align:center;margin-top:20px;animation:_bounceIn_lchhf_1 .6s ease}._puzzleComplete_lchhf_12444 h3{color:#22c55e;margin:8px 0 0}._categorizationGameContainer_lchhf_13939{padding:20px}._categorizationHint_lchhf_13943{color:#94a3b8;font-size:13px;text-align:center;margin-bottom:16px}._categoriesGrid_lchhf_13950{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-bottom:20px}._categoryBox_lchhf_13957{min-height:150px;padding:16px;border-radius:16px;border:2px dashed rgba(255,255,255,.15);background:#ffffff05;transition:all .2s ease}._categoryBox_lchhf_13957:hover{border-color:#ffffff40}._categoryBox_lchhf_13957._dragOver_lchhf_12108{border-color:#6366f1;background:#6366f114}._categoryName_lchhf_13975{color:#6366f1;margin:0 0 12px;text-align:center;font-size:15px;font-weight:600}._categoryItems_lchhf_13983{display:flex;flex-direction:column;gap:8px}._categorizedItem_lchhf_13989{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;font-size:13px;color:#fff;animation:_itemDropIn_lchhf_1 .3s ease}@keyframes _itemDropIn_lchhf_1{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}._categorizedItem_lchhf_13989._correct_lchhf_959{background:#22c55e26;border:1px solid rgba(34,197,94,.3)}._categorizedItem_lchhf_13989._wrong_lchhf_965{background:#ef444426;border:1px solid rgba(239,68,68,.3)}._categorizedItemImage_lchhf_14015{width:24px;height:24px;object-fit:contain;border-radius:4px}._categorizedItemText_lchhf_14022{flex:1}._categorizedItemIcon_lchhf_14026{flex-shrink:0}._itemsPool_lchhf_14030{padding:16px;border-radius:14px;background:#ffffff05;border:1px solid rgba(255,255,255,.06)}._itemsPoolTitle_lchhf_14037{color:#94a3b8;margin:0 0 12px;font-size:13px;font-weight:500}._itemsPoolList_lchhf_14044{display:flex;flex-wrap:wrap;gap:8px}._draggableItem_lchhf_14050{display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff;cursor:grab;font-size:13px;transition:all .2s ease;-webkit-user-select:none;user-select:none}._draggableItem_lchhf_14050:hover{background:#ffffff14;border-color:#fff3;transform:translateY(-2px)}._draggableItem_lchhf_14050:active{cursor:grabbing;opacity:.7}._draggableItemImage_lchhf_14076{width:28px;height:28px;object-fit:contain;border-radius:4px}._draggableItemDragIcon_lchhf_14083{opacity:.3}._interactiveCloseBtn_lchhf_14088{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._interactiveCloseBtn_lchhf_14088:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._interactiveHeader_lchhf_14113{padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._interactiveTitle_lchhf_14119{color:#fff;font-size:16px;margin:0}._interactiveMeta_lchhf_14125{display:flex;gap:12px;margin-top:4px}._interactiveTypeBadge_lchhf_14131{padding:2px 10px;border-radius:10px;font-size:11px;font-weight:500}._interactiveTimer_lchhf_14138{color:#64748b;font-size:12px;display:flex;align-items:center;gap:4px}._emptyInteractive_lchhf_14147{text-align:center;padding:60px 40px;color:#64748b}._emptyInteractive_lchhf_14147 h3{color:#f1f5f9;margin:16px 0 8px}._emptyInteractive_lchhf_14147 p{font-size:14px;margin-bottom:20px}._interactiveResult_lchhf_14164{text-align:center;padding:40px 20px}._interactiveResultIcon_lchhf_14169{font-size:64px;margin-bottom:16px;animation:_bounceIn_lchhf_1 .6s ease}@keyframes _bounceIn_lchhf_1{0%{transform:scale(0)}60%{transform:scale(1.15)}to{transform:scale(1)}}._interactiveResultTitle_lchhf_14181{color:#f1f5f9;font-size:24px;font-weight:700;margin:0 0 8px}._interactiveResultSubtitle_lchhf_14188{color:#94a3b8;font-size:14px;margin:0 0 24px}@media (max-width: 768px){._matchingGrid_lchhf_13589{grid-template-columns:1fr;gap:16px}._categoriesGrid_lchhf_13950{grid-template-columns:1fr}._puzzleSlot_lchhf_13880{width:60px;height:60px}._puzzlePiece_lchhf_13901{width:55px;height:55px}._sequenceItem_lchhf_13695{padding:10px 12px}}@media (max-width: 480px){._interactiveHeader_lchhf_14113{padding:12px 16px}._matchingItem_lchhf_12049{padding:10px 12px;font-size:13px}._puzzleSlot_lchhf_13880{width:50px;height:50px}._puzzlePiece_lchhf_13901{width:45px;height:45px}}._dictationMode_lchhf_1177{position:relative;width:100%;max-width:800px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(245,158,11,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #f59e0b1a inset;overflow:hidden;min-height:500px}._dictationCloseBtn_lchhf_6536{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._dictationCloseBtn_lchhf_6536:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._dictationHeader_lchhf_1183{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._headerStats_lchhf_1187{display:flex;gap:14px;align-items:center}._streak_lchhf_1193{display:flex;align-items:center;gap:4px;padding:2px 10px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:12px;color:#f87171;font-size:12px;font-weight:700;animation:_streakPopIn_lchhf_1 .3s ease}@keyframes _streakPopIn_lchhf_1{0%{transform:scale(.8);opacity:0}60%{transform:scale(1.15)}to{transform:scale(1);opacity:1}}._dictationTimer_lchhf_1210{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;margin:16px auto;width:fit-content;background:#ffffff0a;border-radius:24px;border:1px solid rgba(255,255,255,.08);color:#94a3b8;font-size:18px;font-weight:500;font-variant-numeric:tabular-nums;transition:all .3s ease}._dictationTimer_lchhf_1210._warning_lchhf_907{color:#ef4444;background:#ef44441a;border-color:#ef44444d;animation:_timerPulse_lchhf_1 .5s infinite}._dictationPrompt_lchhf_1229{text-align:center;padding:10px 24px;animation:_fadeSlideIn_lchhf_1 .3s ease}._promptIcon_lchhf_1234{font-size:40px;margin-bottom:8px}._dictationPrompt_lchhf_1229 h3{color:#94a3b8;font-size:14px;font-weight:400;margin:0 0 12px}._promptWord_lchhf_1246{display:inline-block;padding:16px 32px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:16px;color:#f1f5f9;font-size:26px;font-weight:700;letter-spacing:.5px;margin-bottom:8px;word-break:break-word}._promptSentence_lchhf_1253{display:inline-block;padding:16px 24px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:16px;color:#e2e8f0;font-size:18px;line-height:1.6;margin-bottom:8px;word-break:break-word}._promptSentence_lchhf_1253 span{display:inline-block;padding:2px 8px;margin:0 4px;background:#6366f133;border:1px dashed rgba(99,102,241,.4);border-radius:6px;color:#a5b4fc;font-weight:600}._pronunciationHint_lchhf_1261{color:#64748b;font-size:13px;font-style:italic;margin-bottom:8px}._sentenceHint_lchhf_9240{color:#fbbf24;font-size:13px;margin-top:8px}._speakBtn_lchhf_1267{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);border-radius:10px;color:#fbbf24;cursor:pointer;font-size:13px;transition:all .2s;margin-top:8px}._speakBtn_lchhf_1267:hover{background:#f59e0b33;border-color:#f59e0b4d;transform:translateY(-1px)}._audioPlayBtn_lchhf_1283{display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px 32px;background:#f59e0b1a;border:2px solid rgba(245,158,11,.25);border-radius:16px;color:#fbbf24;cursor:pointer;font-size:16px;font-weight:500;transition:all .2s;margin:0 auto}._audioPlayBtn_lchhf_1283:hover{background:#f59e0b26;border-color:#f59e0b59;transform:scale(1.05);box-shadow:0 0 24px #f59e0b33}._dictationInput_lchhf_1297{display:flex;gap:10px;padding:0 24px}._dictationInputField_lchhf_1303{flex:1;padding:14px 20px;background:#ffffff0a;border:1.5px solid rgba(255,255,255,.12);border-radius:14px;color:#f1f5f9;font-size:16px;outline:none;transition:all .2s ease}._dictationInputField_lchhf_1303:focus{border-color:#f59e0b66;background:#f59e0b0f;box-shadow:0 0 0 3px #f59e0b1a}._dictationInputField_lchhf_1303:disabled{opacity:.6;cursor:default}._dictationInputField_lchhf_1303._correct_lchhf_959{border-color:#22c55e4d;background:#22c55e0d}._dictationInputField_lchhf_1303._wrong_lchhf_965{border-color:#ef44444d;background:#ef44440d}._micBtn_lchhf_1320{display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:#ffffff0a;border:1.5px solid rgba(255,255,255,.12);border-radius:14px;color:#94a3b8;cursor:pointer;transition:all .2s;flex-shrink:0}._micBtn_lchhf_1320:hover:not(:disabled){background:#ffffff14;border-color:#fff3;color:#e2e8f0}._micBtn_lchhf_1320:disabled{opacity:.4;cursor:default}._micBtn_lchhf_1320._listening_lchhf_1336{background:#ef444426;border-color:#ef444466;color:#ef4444;animation:_micPulse_lchhf_1 1.5s infinite}@keyframes _micPulse_lchhf_1{0%,to{box-shadow:0 0 #ef444466}50%{box-shadow:0 0 0 12px #ef444400}}._hintBtn_lchhf_987{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;margin:12px auto 0;background:transparent;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s}._hintBox_lchhf_1003{display:flex;align-items:center;gap:10px;padding:12px 16px;margin:8px 24px;background:#f59e0b14;border:1px solid rgba(245,158,11,.15);border-radius:12px;color:#fbbf24;font-size:13px;line-height:1.5}._hintBox_lchhf_1003 p{margin:0;flex:1}._firstLetterHint_lchhf_1342{display:inline-block;padding:4px 10px;margin-left:8px;background:#6366f126;border:1px solid rgba(99,102,241,.25);border-radius:8px;color:#a5b4fc;font-size:12px;cursor:pointer;white-space:nowrap;transition:all .2s}._firstLetterHint_lchhf_1342:hover{background:#6366f140}._dictationResult_lchhf_1352{display:flex;align-items:center;gap:12px;padding:14px 20px;margin:16px 24px 0;border-radius:14px;font-size:14px;animation:_resultSlideIn_lchhf_1 .3s ease}@keyframes _resultSlideIn_lchhf_1{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}._dictationResult_lchhf_1352._correct_lchhf_959{background:#22c55e14;border:1px solid rgba(34,197,94,.2);color:#4ade80}._dictationResult_lchhf_1352._wrong_lchhf_965{background:#ef444414;border:1px solid rgba(239,68,68,.2);color:#f87171}._resultIcon_lchhf_1078{flex-shrink:0;display:flex;align-items:center}._resultText_lchhf_14682 strong{display:block;font-size:15px;margin-bottom:2px}._resultText_lchhf_14682 p{margin:0;font-size:13px;opacity:.9}._correctAnswer_lchhf_1371{font-weight:600;color:#4ade80;margin-left:4px}._dictationActions_lchhf_1376{display:flex;justify-content:center;gap:10px;padding:20px 24px}._skipBtn_lchhf_1408{display:flex;align-items:center;gap:6px;padding:12px 20px;background:#ffffff08;border:1px solid rgba(255,255,255,.12);border-radius:12px;color:#94a3b8;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._skipBtn_lchhf_1408:hover{background:#ffffff0f;border-color:#fff3;color:#e2e8f0}._submitBtn_lchhf_1381{display:flex;align-items:center;gap:8px;padding:12px 28px;background:linear-gradient(135deg,#f59e0b,#d97706);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #f59e0b4d}._submitBtn_lchhf_1381:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #f59e0b66}._submitBtn_lchhf_1381:disabled{opacity:.4;cursor:default;transform:none;box-shadow:none}._nextBtn_lchhf_1038{display:flex;align-items:center;gap:8px;padding:12px 28px;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #6366f14d}._nextBtn_lchhf_1038:hover{transform:translateY(-1px);box-shadow:0 6px 20px #6366f166}._multipleChoicePrompt_lchhf_1424{text-align:center;padding:10px 24px}._optionsGrid_lchhf_932{display:flex;flex-direction:column;gap:10px;margin-top:16px;max-width:400px;margin-left:auto;margin-right:auto}._optionBtn_lchhf_939{display:flex;align-items:center;gap:12px;width:100%;padding:14px 18px;background:#ffffff08;border:1.5px solid rgba(255,255,255,.1);border-radius:14px;color:#e2e8f0;font-size:15px;text-align:left;cursor:pointer;transition:all .2s}._optionBtn_lchhf_939:hover:not(:disabled){background:#6366f114;border-color:#6366f14d;transform:translate(4px)}._optionBtn_lchhf_939._selected_lchhf_1455{background:#6366f11f;border-color:#6366f166}._optionLetter_lchhf_971{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;border:2px solid rgba(255,255,255,.2);font-size:14px;font-weight:600;flex-shrink:0}._optionBtn_lchhf_939._selected_lchhf_1455 ._optionLetter_lchhf_971{background:#6366f1;border-color:#6366f1;color:#fff}._emptyDictation_lchhf_1462{text-align:center;padding:60px 40px;color:#64748b}._emptyDictation_lchhf_1462 ._emptyIcon_lchhf_460{font-size:48px;margin-bottom:16px}._emptyDictation_lchhf_1462 h3{color:#f1f5f9;font-size:18px;margin:0 0 8px}._emptyDictation_lchhf_1462 p{font-size:14px;margin-bottom:20px}._dictationMode_lchhf_1177::-webkit-scrollbar,._detailsList_lchhf_1139::-webkit-scrollbar{width:5px}._dictationMode_lchhf_1177::-webkit-scrollbar-track,._detailsList_lchhf_1139::-webkit-scrollbar-track{background:transparent}._dictationMode_lchhf_1177::-webkit-scrollbar-thumb,._detailsList_lchhf_1139::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._dictationMode_lchhf_1177{max-width:100%;border-radius:0;min-height:100vh}._dictationHeader_lchhf_1183{padding:12px 16px}._dictationPrompt_lchhf_1229{padding:8px 16px}._promptWord_lchhf_1246{font-size:22px;padding:12px 24px}._promptSentence_lchhf_1253{font-size:16px;padding:12px 20px}._dictationInput_lchhf_1297{padding:0 16px}._dictationInputField_lchhf_1303{font-size:15px;padding:12px 16px}._dictationActions_lchhf_1376{padding:16px;flex-wrap:wrap}._submitBtn_lchhf_1381,._nextBtn_lchhf_1038,._skipBtn_lchhf_1408{padding:10px 20px;font-size:13px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._dictationResult_lchhf_1352{margin:12px 16px 0;padding:10px 14px}}@media (max-width: 480px){._promptWord_lchhf_1246{font-size:20px;padding:10px 20px}._promptSentence_lchhf_1253{font-size:15px}._dictationInputField_lchhf_1303{font-size:14px}._micBtn_lchhf_1320{width:42px;height:42px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr)}._statValue_lchhf_1106{font-size:18px}}._mindMapMode_lchhf_7427{position:relative;width:100%;max-width:100%;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(139,92,246,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #8b5cf61a inset;overflow:hidden;min-height:500px;display:flex;flex-direction:column}._mindMapHeader_lchhf_7440{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05;flex-shrink:0}._mindMapHeader_lchhf_7440 h3{color:#f1f5f9;font-size:16px;font-weight:600;margin:0}._mindMapMeta_lchhf_15267{color:#64748b;font-size:12px;margin-top:2px}._mindMapControls_lchhf_7448{display:flex;align-items:center;gap:6px}._mindMapControls_lchhf_7448 button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border-radius:8px;border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:#94a3b8;cursor:pointer;transition:all .2s ease;flex-shrink:0}._mindMapControls_lchhf_7448 button:hover:not(:disabled){background:#ffffff1a;border-color:#fff3;color:#e2e8f0;transform:scale(1.05)}._mindMapControls_lchhf_7448 button:disabled{opacity:.4;cursor:default}._zoomValue_lchhf_15309{color:#94a3b8;font-size:12px;min-width:40px;text-align:center;font-variant-numeric:tabular-nums}._mindMapDivider_lchhf_15317{width:1px;height:20px;background:#ffffff1a;margin:0 4px}._readOnlyControls_lchhf_15326 span{white-space:nowrap}._mindMapContainer_lchhf_7468{flex:1;position:relative;overflow:hidden;background:radial-gradient(circle at center,rgba(139,92,246,.04) 0%,transparent 60%),radial-gradient(circle at 30% 20%,rgba(99,102,241,.02) 0%,transparent 40%),radial-gradient(circle at 70% 80%,rgba(168,85,247,.02) 0%,transparent 40%);cursor:grab;min-height:400px}._mindMapContainer_lchhf_7468:active{cursor:grabbing}._mindMapCanvas_lchhf_7475{display:block;width:100%;height:100%}._readOnlyMessage_lchhf_4624{display:flex;align-items:center;gap:8px;padding:10px 18px;background:#000c;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:24px;color:#94a3b8;font-size:13px;white-space:nowrap}._nodeShape_lchhf_15393{transition:all .2s ease;filter:drop-shadow(0 4px 8px rgba(0,0,0,.2))}._nodeShape_lchhf_15393:hover{filter:drop-shadow(0 6px 16px rgba(139,92,246,.4));cursor:pointer}._emptyState_lchhf_449 ._emptyIcon_lchhf_460{font-size:48px;margin-bottom:16px;opacity:.4}._resultContainer_lchhf_1061{text-align:center;padding:40px 20px}._completeBtn_lchhf_15531,._finishBtn_lchhf_1161{display:inline-flex;align-items:center;gap:8px;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#8b5cf6,#6366f1);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #8b5cf64d}._completeBtn_lchhf_15531:hover,._finishBtn_lchhf_1161:hover{transform:translateY(-1px);box-shadow:0 6px 20px #8b5cf666}._completeBtn_lchhf_15531:disabled,._finishBtn_lchhf_1161:disabled{opacity:.5;cursor:default;transform:none;box-shadow:none}._mindMapHint_lchhf_7552{display:flex;justify-content:center;gap:20px;padding:8px 20px;border-top:1px solid rgba(255,255,255,.04);color:#475569;font-size:12px;flex-shrink:0;background:#0003}@media (max-width: 768px){._mindMapMode_lchhf_7427{max-width:100%;border-radius:0;min-height:100vh}._mindMapHeader_lchhf_7440{padding:10px 14px;flex-wrap:wrap;gap:8px}._mindMapControls_lchhf_7448{gap:4px}._mindMapControls_lchhf_7448 button{width:28px;height:28px}._zoomValue_lchhf_15309{font-size:11px;min-width:32px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._mindMapHint_lchhf_7552{flex-direction:column;align-items:center;gap:4px;font-size:11px}}@media (max-width: 480px){._mindMapControls_lchhf_7448 button{width:26px;height:26px}._mindMapControls_lchhf_7448 button svg{width:14px;height:14px}._readOnlyMessage_lchhf_4624{font-size:11px;padding:8px 14px}._statValue_lchhf_1106{font-size:18px}}._quizMode_lchhf_3938{position:relative;width:100%;max-width:800px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(245,158,11,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #f59e0b1a inset;overflow:hidden;min-height:500px}._quizCloseBtn_lchhf_15672{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._quizCloseBtn_lchhf_15672:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._quizHeader_lchhf_3947{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05}._progressInfo_lchhf_865{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;color:#94a3b8;font-size:13px}._score_lchhf_873{display:flex;align-items:center;gap:4px;color:#fbbf24;font-weight:600;font-size:14px}._progressBar_lchhf_880{height:6px;background:#ffffff14;border-radius:3px;overflow:hidden}._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#f59e0b,#fbbf24,#fcd34d);border-radius:3px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 12px #f59e0b66}._timer_lchhf_894{display:flex;align-items:center;justify-content:center;gap:8px;padding:8px 20px;margin:16px auto;width:fit-content;background:#ffffff0a;border-radius:24px;border:1px solid rgba(255,255,255,.08);color:#94a3b8;font-size:18px;font-weight:500;font-variant-numeric:tabular-nums;transition:all .3s ease}._timer_lchhf_894._warning_lchhf_907{color:#ef4444;background:#ef44441a;border-color:#ef44444d;animation:_timerPulse_lchhf_1 .5s infinite}@keyframes _timerPulse_lchhf_1{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}._quizCard_lchhf_4004{padding:0 24px 24px;animation:_fadeSlideIn_lchhf_1 .3s ease}@keyframes _fadeSlideIn_lchhf_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}._quizCard_lchhf_4004 h3{color:#f1f5f9;font-size:20px;font-weight:600;line-height:1.5;margin:0 0 24px;text-align:center}._optionsGrid_lchhf_932{display:flex;flex-direction:column;gap:10px;max-width:500px;margin:0 auto}._optionBtn_lchhf_939{display:flex;align-items:center;gap:14px;width:100%;padding:14px 18px;background:#ffffff06;border:1.5px solid rgba(255,255,255,.08);border-radius:14px;color:#e2e8f0;font-size:15px;text-align:left;cursor:pointer;transition:all .2s ease;position:relative}._optionBtn_lchhf_939:hover:not(:disabled){background:#f59e0b14;border-color:#f59e0b4d;transform:translate(4px)}._optionBtn_lchhf_939:disabled{cursor:default}._optionBtn_lchhf_939._correct_lchhf_959{background:#22c55e1a;border-color:#22c55e66}._optionBtn_lchhf_939._wrong_lchhf_965{background:#ef44441a;border-color:#ef444466}._optionLetter_lchhf_971{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;border:2px solid rgba(255,255,255,.2);font-size:14px;font-weight:600;flex-shrink:0;transition:all .2s}._optionBtn_lchhf_939:hover:not(:disabled) ._optionLetter_lchhf_971{border-color:#f59e0b80}._optionBtn_lchhf_939._correct_lchhf_959 ._optionLetter_lchhf_971{background:#22c55e;border-color:#22c55e;color:#fff}._optionBtn_lchhf_939._wrong_lchhf_965 ._optionLetter_lchhf_971{background:#ef4444;border-color:#ef4444;color:#fff}._optionText_lchhf_4063{flex:1;line-height:1.4}._checkIcon_lchhf_983{color:#22c55e;flex-shrink:0}._xIcon_lchhf_983{color:#ef4444;flex-shrink:0}._hintBtn_lchhf_987{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;margin-top:12px;background:transparent;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s}._hintBtn_lchhf_987:hover{background:#ffffff0a;border-color:#fff3;color:#e2e8f0}._hintBox_lchhf_1003{display:flex;align-items:center;gap:8px;padding:12px 16px;margin-top:8px;background:#f59e0b14;border:1px solid rgba(245,158,11,.15);border-radius:12px;color:#fbbf24;font-size:13px;line-height:1.5}._hintBox_lchhf_1003 p{margin:0}._explanationBox_lchhf_1013{display:flex;align-items:flex-start;gap:12px;padding:14px 18px;margin-top:16px;border-radius:14px;font-size:14px;line-height:1.5;animation:_explanationSlideIn_lchhf_1 .3s ease;max-width:500px;margin-left:auto;margin-right:auto}@keyframes _explanationSlideIn_lchhf_1{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}._explanationBox_lchhf_1013._correctExp_lchhf_6479{background:#22c55e14;border:1px solid rgba(34,197,94,.2);color:#86efac}._explanationBox_lchhf_1013._wrongExp_lchhf_6484{background:#ef444414;border:1px solid rgba(239,68,68,.2);color:#fca5a5}._explanationIcon_lchhf_1022{flex-shrink:0;font-size:20px}._explanationText_lchhf_1026 strong{display:block;font-size:15px;margin-bottom:4px;color:#f1f5f9}._explanationText_lchhf_1026 p{margin:0;font-size:13px}._pointsEarned_lchhf_4124{display:inline-block;margin-top:4px;padding:2px 10px;background:#22c55e26;border-radius:12px;color:#4ade80;font-size:13px;font-weight:600}._nextBtn_lchhf_1038{display:flex;align-items:center;gap:8px;padding:12px 28px;margin:20px auto 0;background:linear-gradient(135deg,#f59e0b,#d97706);border:none;border-radius:12px;color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #f59e0b4d}._nextBtn_lchhf_1038:hover{transform:translateY(-1px);box-shadow:0 6px 20px #f59e0b66}._pauseIndicator_lchhf_7568{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10;border-radius:20px;color:#fff;font-size:20px;font-weight:600}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(245,158,11,.06) 0%,transparent 70%);pointer-events:none}._resultStats_lchhf_1095{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px;padding:20px;background:#ffffff08;border-radius:16px;border:1px solid rgba(255,255,255,.06)}._resultProgress_lchhf_1118{margin-bottom:24px}._resultActions_lchhf_1696{display:flex;flex-direction:column;gap:10px}._exportResultBtn_lchhf_6277{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:12px;border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:#e2e8f0;font-size:14px;cursor:pointer;transition:all .2s}._closeResultBtn_lchhf_6260{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #6366f14d}._resultDetails_lchhf_1122{text-align:left;margin-top:20px}._detailPoints_lchhf_11898{color:#22c55e;font-size:12px;font-weight:600;padding-left:16px;margin-top:2px}._detailExplanation_lchhf_4599{color:#64748b;font-size:11px;padding-left:16px;margin-top:4px;font-style:italic}._quizMode_lchhf_3938::-webkit-scrollbar,._detailsList_lchhf_1139::-webkit-scrollbar{width:5px}._quizMode_lchhf_3938::-webkit-scrollbar-track,._detailsList_lchhf_1139::-webkit-scrollbar-track{background:transparent}._quizMode_lchhf_3938::-webkit-scrollbar-thumb,._detailsList_lchhf_1139::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._quizMode_lchhf_3938{max-width:100%;border-radius:0;min-height:100vh}._quizHeader_lchhf_3947{padding:12px 16px}._quizCard_lchhf_4004{padding:0 16px 16px}._quizCard_lchhf_4004 h3{font-size:18px}._optionBtn_lchhf_939{padding:12px 14px;font-size:14px}._resultStats_lchhf_1095{grid-template-columns:repeat(2,1fr)}._timer_lchhf_894{font-size:16px;padding:6px 16px}._nextBtn_lchhf_1038{padding:10px 24px;font-size:14px}}@media (max-width: 480px){._resultStats_lchhf_1095{grid-template-columns:1fr 1fr;gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._optionBtn_lchhf_939{padding:10px 12px;font-size:13px}._optionLetter_lchhf_971{width:28px;height:28px;font-size:12px}._quizCard_lchhf_4004 h3{font-size:16px}}._videoLessonMode_lchhf_4151{position:relative;width:100%;max-width:900px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(99,102,241,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #6366f11a inset;overflow:hidden;min-height:500px;display:flex;flex-direction:column}._videoLessonMode_lchhf_4151._fullscreen_lchhf_6996{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;max-width:100%;border-radius:0;border:none}._videoHeader_lchhf_4160{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05;flex-shrink:0}._headerLeft_lchhf_4169 h3{color:#f1f5f9;font-size:16px;font-weight:600;margin:0}._progressBadge_lchhf_4180{display:flex;align-items:center;gap:6px;padding:4px 12px;background:#6366f11a;border:1px solid rgba(99,102,241,.2);border-radius:20px;color:#a5b4fc;font-size:12px}._headerActions_lchhf_2966{display:flex;gap:8px}._headerActions_lchhf_2966 button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#94a3b8;cursor:pointer;transition:all .2s}._headerActions_lchhf_2966 button:hover{background:#ffffff1a;color:#e2e8f0}._videoProgressBar_lchhf_4190{padding:8px 20px;background:#0003;flex-shrink:0}._progressTrack_lchhf_4195{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden;margin-bottom:4px}._progressFill_lchhf_887{height:100%;border-radius:3px;transition:width .4s ease;background:linear-gradient(90deg,#6366f1,#8b5cf6);box-shadow:0 0 10px #6366f14d}._progressText_lchhf_4203{font-size:11px;color:#64748b}._videoContainer_lchhf_4208{position:relative;background:#000;flex:1;display:flex;align-items:center;justify-content:center;min-height:300px}._videoPlayer_lchhf_4215{width:100%;max-height:450px;background:#000;cursor:pointer;outline:none}._videoPlayer_lchhf_4215._hidden_lchhf_16582{opacity:0}._videoLoading_lchhf_7234{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000000d9;z-index:5;color:#94a3b8}._videoLoading_lchhf_7234 p{margin-top:12px;font-size:14px}._videoHotspot_lchhf_4221,._interactionOverlay_lchhf_16606{position:absolute;bottom:0;left:0;right:0;background:#0f172af5;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid rgba(99,102,241,.3);padding:20px 24px;z-index:10;max-height:60%;overflow-y:auto}._hotspotContent_lchhf_4240{position:relative}._hotspotClose_lchhf_7117{position:absolute;top:0;right:0;background:#ffffff1a;border:none;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}._hotspotIcon_lchhf_4236{font-size:24px;margin-bottom:8px}._hotspotContent_lchhf_4240 h4,._interactionOverlay_lchhf_16606 h4{color:#f1f5f9;font-size:17px;font-weight:600;margin:0 0 8px;padding-right:32px}._hotspotContent_lchhf_4240 p{color:#94a3b8;font-size:13px;margin:0 0 16px;line-height:1.5}._hotspotQuestionText_lchhf_16663,._interactionQuestion_lchhf_16664{color:#f1f5f9;font-size:16px;font-weight:500;margin:0 0 16px}._hotspotOptions_lchhf_4261,._interactionOptions_lchhf_16672{display:flex;flex-direction:column;gap:8px}._hotspotOption_lchhf_4261,._interactionOption_lchhf_16672{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:#ffffff0a;border:1.5px solid rgba(255,255,255,.1);border-radius:12px;color:#e2e8f0;font-size:14px;text-align:left;cursor:pointer;transition:all .2s ease}._hotspotOption_lchhf_4261:hover,._interactionOption_lchhf_16672:hover{background:#6366f114;border-color:#6366f14d;transform:translate(4px)}._hotspotOption_lchhf_4261._selected_lchhf_1455,._interactionOption_lchhf_16672._selected_lchhf_1455{background:#6366f11f;border-color:#6366f166}._interactionResult_lchhf_16710{text-align:center;padding:10px 0}._interactionResult_lchhf_16710._correct_lchhf_959{color:#4ade80}._interactionResult_lchhf_16710._incorrect_lchhf_16719{color:#f87171}._interactionExplanation_lchhf_16723{color:#94a3b8;font-size:13px;margin-top:8px;line-height:1.5}._continueBtn_lchhf_16730,._continueButton_lchhf_16731{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:10px 24px;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px #6366f14d}._continueBtn_lchhf_16730:hover{transform:translateY(-1px);box-shadow:0 6px 18px #6366f166}._videoControls_lchhf_4277{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#0006;flex-shrink:0}._controlsLeft_lchhf_7136{display:flex;align-items:center;gap:8px}._controlBtn_lchhf_7142{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#e2e8f0;cursor:pointer;transition:all .2s}._controlBtn_lchhf_7142:hover{background:#ffffff1a;border-color:#fff3;transform:scale(1.05)}._playBtn_lchhf_4286{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:#6366f133;border:1px solid rgba(99,102,241,.3);border-radius:50%;color:#fff;cursor:pointer;transition:all .2s}._playBtn_lchhf_4286:hover{background:#6366f14d;transform:scale(1.08);box-shadow:0 0 16px #6366f14d}._videoProgress_lchhf_4190{display:flex;align-items:center;gap:10px;flex:1;margin:0 16px}._timeCurrent_lchhf_16820,._timeTotal_lchhf_16821{color:#94a3b8;font-size:12px;font-variant-numeric:tabular-nums;min-width:40px}._seekSlider_lchhf_7185{flex:1;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#ffffff26;border-radius:2px;outline:none;cursor:pointer}._seekSlider_lchhf_7185::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;background:#818cf8;border-radius:50%;cursor:pointer;box-shadow:0 0 8px #818cf880;transition:all .2s}._seekSlider_lchhf_7185::-webkit-slider-thumb:hover{transform:scale(1.2);background:#a5b4fc}._controlsRight_lchhf_7136{display:flex;align-items:center;gap:8px}._volumeControl_lchhf_4313{display:flex;align-items:center;gap:6px}._volumeSlider_lchhf_7208{width:60px;height:3px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#ffffff26;border-radius:2px;outline:none;cursor:pointer}._volumeSlider_lchhf_7208::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;background:#94a3b8;border-radius:50%;cursor:pointer}._completeButtonContainer_lchhf_4324{text-align:center;padding:16px 20px;flex-shrink:0}._completeButton_lchhf_4324{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:14px;color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #22c55e4d;animation:_completePulse_lchhf_1 2s infinite}._videoHint_lchhf_7225{display:flex;justify-content:center;gap:20px;padding:8px 20px;border-top:1px solid rgba(255,255,255,.04);color:#475569;font-size:12px;flex-shrink:0;background:#0003}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(99,102,241,.06) 0%,transparent 70%);pointer-events:none}._requiredLine_lchhf_17039{position:absolute;top:-6px;width:2px;height:22px;background:#fff;border-radius:1px;box-shadow:0 0 6px #ffffff80}._closeResultBtn_lchhf_6260{display:flex;align-items:center;gap:8px;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #6366f14d}._closeResultBtn_lchhf_6260:hover{transform:translateY(-1px);box-shadow:0 6px 20px #6366f166}._videoLessonMode_lchhf_4151::-webkit-scrollbar,._hotspotContent_lchhf_4240::-webkit-scrollbar{width:5px}._videoLessonMode_lchhf_4151::-webkit-scrollbar-track,._hotspotContent_lchhf_4240::-webkit-scrollbar-track{background:transparent}._videoLessonMode_lchhf_4151::-webkit-scrollbar-thumb,._hotspotContent_lchhf_4240::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._videoLessonMode_lchhf_4151{max-width:100%;border-radius:0;min-height:100vh}._videoHeader_lchhf_4160{padding:10px 14px}._headerLeft_lchhf_4169 h3{font-size:14px}._videoControls_lchhf_4277{padding:10px 14px;flex-wrap:wrap;gap:8px}._videoProgress_lchhf_4190{order:3;width:100%;margin:0}._volumeControl_lchhf_4313{display:none}._videoPlayer_lchhf_4215{max-height:250px}._hotspotContent_lchhf_4240,._interactionOverlay_lchhf_16606{padding:16px;max-height:70%}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._completeButton_lchhf_4324{padding:12px 24px;font-size:14px}}@media (max-width: 480px){._controlsLeft_lchhf_7136{gap:4px}._controlBtn_lchhf_7142{width:28px;height:28px}._playBtn_lchhf_4286{width:34px;height:34px}._videoPlayer_lchhf_4215{max-height:200px}._videoHint_lchhf_7225{flex-direction:column;align-items:center;gap:4px;font-size:11px}._statValue_lchhf_1106{font-size:18px}}._worksheetMode_lchhf_4350{position:relative;width:100%;max-width:900px;margin:0 auto;background:linear-gradient(180deg,#0f172afa,#0f172af2);border-radius:20px;border:1px solid rgba(59,130,246,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #3b82f61a inset;overflow:hidden;min-height:500px;display:flex;flex-direction:column}._worksheetCloseBtn_lchhf_7279{position:absolute;top:12px;right:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff9;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:20;font-size:18px;transition:all .2s}._worksheetCloseBtn_lchhf_7279:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}._worksheetHeader_lchhf_4359{display:flex;justify-content:space-between;align-items:flex-start;padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff05;flex-shrink:0}._headerLeft_lchhf_4169{flex:1}._headerLeft_lchhf_4169 h3{color:#f1f5f9;font-size:18px;font-weight:600;margin:0 0 6px}._progressInfo_lchhf_865{display:flex;gap:16px;flex-wrap:wrap}._questionsCount_lchhf_4374,._filledCount_lchhf_17344,._timeSpent_lchhf_17345{color:#94a3b8;font-size:12px;display:flex;align-items:center;gap:4px}._worksheetControls_lchhf_4368{display:flex;align-items:center;gap:6px}._worksheetControls_lchhf_4368 button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border-radius:8px;border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:#94a3b8;cursor:pointer;transition:all .2s}._worksheetControls_lchhf_4368 button:hover{background:#ffffff1a;border-color:#fff3;color:#e2e8f0}._saveAnswersBtn_lchhf_17380{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:#94a3b8;font-size:12px;cursor:pointer;transition:all .2s}._saveAnswersBtn_lchhf_17380:hover{background:#ffffff1a;color:#e2e8f0}._worksheetProgress_lchhf_17401{padding:8px 24px;background:#0003;flex-shrink:0}._worksheetProgress_lchhf_17401 ._progressBar_lchhf_880{height:6px;background:#ffffff14;border-radius:3px;overflow:hidden}._worksheetProgress_lchhf_17401 ._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#3b82f6,#6366f1);border-radius:3px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 10px #3b82f64d}._worksheetContent_lchhf_4382{padding:20px 24px;flex:1;overflow-y:auto}._worksheetContent_lchhf_4382 h1{color:#f1f5f9;font-size:24px;font-weight:700;margin:20px 0 12px;padding-bottom:8px;border-bottom:2px solid rgba(59,130,246,.3)}._worksheetContent_lchhf_4382 h2{color:#f1f5f9;font-size:20px;font-weight:600;margin:16px 0 10px;padding-bottom:6px;border-bottom:1px solid rgba(255,255,255,.08)}._worksheetContent_lchhf_4382 h3{color:#e2e8f0;font-size:17px;font-weight:600;margin:14px 0 8px}._worksheetContent_lchhf_4382 p{color:#cbd5e1;font-size:14px;line-height:1.7;margin:8px 0}._worksheetContent_lchhf_4382 hr{border:none;border-top:1px solid rgba(255,255,255,.06);margin:20px 0}._worksheetQuestion_lchhf_4388{margin-bottom:20px;padding:16px;background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:14px;transition:all .2s}._worksheetQuestion_lchhf_4388:hover{border-color:#3b82f626;background:#3b82f605}._questionHeader_lchhf_7344{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px}._questionNumber_lchhf_7351{display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:#3b82f6;border-radius:50%;color:#fff;font-size:13px;font-weight:700;flex-shrink:0}._questionText_lchhf_7363{flex:1;color:#f1f5f9;font-size:15px;line-height:1.5}._questionText_lchhf_7363 strong{font-weight:500}._questionPoints_lchhf_7367{display:inline-block;margin-left:8px;padding:2px 8px;background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);border-radius:8px;color:#fbbf24;font-size:11px;font-weight:600;white-space:nowrap}._worksheetInput_lchhf_4399{width:100%;padding:10px 14px;background:#ffffff0a;border:1.5px solid rgba(255,255,255,.1);border-radius:10px;color:#f1f5f9;font-size:14px;outline:none;transition:all .2s}._worksheetInput_lchhf_4399:focus{border-color:#3b82f666;background:#3b82f60d;box-shadow:0 0 0 3px #3b82f614}._worksheetInput_lchhf_4399:disabled{opacity:.5;cursor:default}._worksheetTextarea_lchhf_4428{width:100%;padding:10px 14px;background:#ffffff0a;border:1.5px solid rgba(255,255,255,.1);border-radius:10px;color:#f1f5f9;font-size:14px;outline:none;resize:vertical;min-height:60px;font-family:inherit;line-height:1.6;transition:all .2s}._worksheetTextarea_lchhf_4428:focus{border-color:#3b82f666;background:#3b82f60d;box-shadow:0 0 0 3px #3b82f614}._worksheetTextarea_lchhf_4428:disabled{opacity:.5;cursor:default}._worksheetOptions_lchhf_4409{display:flex;flex-direction:column;gap:8px}._worksheetOption_lchhf_4409{display:flex;align-items:center;gap:10px;padding:10px 14px;background:#ffffff05;border:1.5px solid rgba(255,255,255,.06);border-radius:10px;cursor:pointer;transition:all .2s}._worksheetOption_lchhf_4409:hover:not(:has(input:disabled)){background:#3b82f60d;border-color:#3b82f633}._worksheetOption_lchhf_4409._selected_lchhf_1455{background:#3b82f614;border-color:#3b82f64d}._worksheetOption_lchhf_4409 input[type=radio],._worksheetOption_lchhf_4409 input[type=checkbox]{width:18px;height:18px;accent-color:#3b82f6;cursor:pointer;flex-shrink:0}._worksheetOption_lchhf_4409 input:disabled{cursor:default}._optionLetter_lchhf_971{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;border:2px solid rgba(255,255,255,.15);color:#94a3b8;font-size:12px;font-weight:600;flex-shrink:0}._worksheetOption_lchhf_4409._selected_lchhf_1455 ._optionLetter_lchhf_971{background:#3b82f6;border-color:#3b82f6;color:#fff}._optionText_lchhf_4063{color:#e2e8f0;font-size:14px;line-height:1.4}._fillBlankInput_lchhf_17660{display:inline-block;width:130px;padding:4px 10px;margin:0 6px;background:#3b82f614;border:2px solid rgba(59,130,246,.25);border-radius:6px;color:#f1f5f9;font-size:14px;text-align:center;outline:none;vertical-align:middle;transition:all .2s}._fillBlankInput_lchhf_17660:focus{border-color:#3b82f680;box-shadow:0 0 0 3px #3b82f61a}._fillBlankInput_lchhf_17660:disabled{opacity:.5;cursor:default}._fillBlankCorrect_lchhf_17686{color:#4ade80;font-size:13px;margin-left:6px}._worksheetActions_lchhf_17694{display:flex;justify-content:center;padding:20px 0 10px}._submitWorksheetBtn_lchhf_4457{display:flex;align-items:center;gap:8px;padding:14px 36px;background:linear-gradient(135deg,#3b82f6,#6366f1);border:none;border-radius:14px;color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #3b82f64d}._submitWorksheetBtn_lchhf_4457:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}._submitWorksheetBtn_lchhf_4457:disabled{opacity:.4;cursor:default;transform:none;box-shadow:none}._completeWorksheetBtn_lchhf_17730{display:flex;align-items:center;gap:8px;padding:12px 28px;margin:16px auto;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:12px;color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px #22c55e4d}._completeWorksheetBtn_lchhf_17730:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 18px #22c55e66}._completeWorksheetBtn_lchhf_17730:disabled{opacity:.5;cursor:default}._pdfViewer_lchhf_4472{width:100%;flex:1;border:none;min-height:500px;background:#fff}._readOnlyBadgeTop_lchhf_4640{display:flex;align-items:center;justify-content:center;gap:6px;padding:6px 16px;background:#64748b26;border-bottom:1px solid rgba(100,116,139,.2);color:#94a3b8;font-size:12px;font-weight:500}._readOnlyOverlay_lchhf_4654{position:absolute;bottom:16px;left:50%;transform:translate(-50%);z-index:10;pointer-events:none}._readOnlyControls_lchhf_15326{display:flex;align-items:center;gap:8px;padding:6px 12px;background:#ffffff08;border-radius:10px;border:1px solid rgba(255,255,255,.06);color:#64748b;font-size:13px}._zoomValue_lchhf_15309{color:#94a3b8;font-size:12px;min-width:40px;text-align:center}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(59,130,246,.06) 0%,transparent 70%);pointer-events:none}._passedText_lchhf_6188{color:#22c55e}._failedText_lchhf_6192{color:#ef4444}._resultProgress_lchhf_1118{margin-bottom:24px;position:relative}._resultProgress_lchhf_1118 ._progressBar_lchhf_880{height:10px;background:#ffffff14;border-radius:5px;overflow:hidden}._resultProgress_lchhf_1118 ._progressFill_lchhf_887{height:100%;border-radius:5px;transition:width .8s cubic-bezier(.4,0,.2,1)}._passingLine_lchhf_6196{position:absolute;top:-4px;width:3px;height:18px;background:#fff;border-radius:2px;box-shadow:0 0 8px #ffffff80}._exportResultBtn_lchhf_6277{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;margin-bottom:12px;border-radius:12px;border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:#e2e8f0;font-size:14px;cursor:pointer;transition:all .2s;width:100%}._exportResultBtn_lchhf_6277:hover{background:#ffffff14;border-color:#ffffff40}._resultDetails_lchhf_1122{text-align:left;margin-top:16px}._resultDetails_lchhf_1122 summary{color:#94a3b8;font-size:14px;cursor:pointer;padding:8px 0;transition:color .2s}._resultDetails_lchhf_1122 summary:hover{color:#e2e8f0}._detailsList_lchhf_1139{max-height:250px;overflow-y:auto;padding-right:8px}._detailItem_lchhf_1145{padding:10px 14px;margin-bottom:6px;background:#ffffff05;border-radius:8px;border:1px solid rgba(255,255,255,.04)}._detailQuestion_lchhf_4569{display:flex;align-items:center;gap:8px;color:#e2e8f0;font-size:13px;font-weight:500;margin-bottom:4px}._correctDot_lchhf_4575{width:8px;height:8px;border-radius:50%;background:#22c55e;flex-shrink:0}._wrongDot_lchhf_4583{width:8px;height:8px;border-radius:50%;background:#ef4444;flex-shrink:0}._detailAnswer_lchhf_11058{color:#94a3b8;font-size:12px;padding-left:16px}._correctText_lchhf_1153{color:#22c55e}._wrongText_lchhf_1157{color:#ef4444}._closeResultBtn_lchhf_6260{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #3b82f64d;width:100%}._closeResultBtn_lchhf_6260:hover{transform:translateY(-1px);box-shadow:0 6px 20px #3b82f666}._worksheetMode_lchhf_4350::-webkit-scrollbar,._worksheetContent_lchhf_4382::-webkit-scrollbar,._detailsList_lchhf_1139::-webkit-scrollbar{width:5px}._worksheetMode_lchhf_4350::-webkit-scrollbar-track,._worksheetContent_lchhf_4382::-webkit-scrollbar-track,._detailsList_lchhf_1139::-webkit-scrollbar-track{background:transparent}._worksheetMode_lchhf_4350::-webkit-scrollbar-thumb,._worksheetContent_lchhf_4382::-webkit-scrollbar-thumb,._detailsList_lchhf_1139::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._worksheetMode_lchhf_4350{max-width:100%;border-radius:0;min-height:100vh}._worksheetHeader_lchhf_4359{padding:12px 16px;flex-direction:column;gap:8px}._worksheetContent_lchhf_4382{padding:16px}._worksheetQuestion_lchhf_4388{padding:12px;margin-bottom:14px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._worksheetOption_lchhf_4409{padding:8px 12px}._optionLetter_lchhf_971{width:24px;height:24px;font-size:11px}._submitWorksheetBtn_lchhf_4457{padding:12px 28px;font-size:15px}}@media (max-width: 480px){._worksheetHeader_lchhf_4359{padding:10px 14px}._headerLeft_lchhf_4169 h3{font-size:16px}._worksheetContent_lchhf_4382{padding:12px}._worksheetQuestion_lchhf_4388{padding:10px}._questionText_lchhf_7363{font-size:14px}._worksheetInput_lchhf_4399,._worksheetTextarea_lchhf_4428{font-size:13px;padding:8px 12px}._statValue_lchhf_1106{font-size:18px}._worksheetOption_lchhf_4409{padding:6px 10px;font-size:13px}}._presentationMode_lchhf_18236{position:relative;width:100%;max-width:1000px;margin:0 auto;background:#0f0f23;border-radius:20px;border:1px solid rgba(139,92,246,.2);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #8b5cf61a inset;overflow:hidden;min-height:500px;display:flex;flex-direction:column;aspect-ratio:16 / 9}._presentationMode_lchhf_18236._fullscreen_lchhf_6996{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;max-width:100%;border-radius:0;border:none;aspect-ratio:auto}._fullscreenCloseBtn_lchhf_7007{position:fixed;top:16px;right:16px;z-index:10000;display:flex;align-items:center;gap:8px;padding:10px 20px;background:#ef4444e6;border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 4px 15px #ef44444d;transition:all .2s}._fullscreenCloseBtn_lchhf_7007:hover{background:#ef4444;transform:scale(1.05)}._presentationHeader_lchhf_18293{display:flex;justify-content:space-between;align-items:center;padding:10px 20px;background:#0006;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.06);flex-shrink:0;z-index:10}._headerLeft_lchhf_4169{display:flex;align-items:center;gap:12px}._headerLeft_lchhf_4169 h3{color:#f1f5f9;font-size:15px;font-weight:600;margin:0;max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._timerBadge_lchhf_18322,._progressBadge_lchhf_4180{display:flex;align-items:center;gap:4px;padding:3px 10px;background:#ffffff0f;border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#94a3b8;font-size:11px;font-weight:500}._presentationControls_lchhf_18336{display:flex;align-items:center;gap:4px}._presentationControls_lchhf_18336 button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border-radius:8px;border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:#94a3b8;cursor:pointer;transition:all .2s}._presentationControls_lchhf_18336 button:hover{background:#ffffff1a;border-color:#fff3;color:#e2e8f0}._presentationControls_lchhf_18336 button:disabled{opacity:.4;cursor:default}._presentationMode_lchhf_18236 ._progressBar_lchhf_880{height:3px;background:#ffffff14;flex-shrink:0}._presentationMode_lchhf_18236 ._progressFill_lchhf_887{height:100%;background:linear-gradient(90deg,#8b5cf6,#a855f7);transition:width .4s ease;box-shadow:0 0 8px #8b5cf666}._thumbnailsPanel_lchhf_18385{background:#0009;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.06);overflow:hidden}._thumbnailsList_lchhf_18392{display:flex;gap:8px;padding:10px 20px;overflow-x:auto}._thumbnail_lchhf_18385{display:flex;align-items:center;gap:6px;padding:6px 12px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:8px;cursor:pointer;white-space:nowrap;transition:all .2s;flex-shrink:0}._thumbnail_lchhf_18385:hover{background:#ffffff14;border-color:#ffffff26}._thumbnail_lchhf_18385._active_lchhf_228{background:#8b5cf626;border-color:#8b5cf64d}._thumbnailNumber_lchhf_18423{display:flex;align-items:center;justify-content:center;width:22px;height:22px;background:#8b5cf633;border-radius:50%;color:#a78bfa;font-size:11px;font-weight:600}._thumbnailTitle_lchhf_18436{color:#94a3b8;font-size:12px;max-width:150px;overflow:hidden;text-overflow:ellipsis}._slideContainer_lchhf_18446{flex:1;position:relative;overflow:hidden}._slide_lchhf_18446{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 60px;overflow-y:auto}._slideImage_lchhf_18463{max-width:100%;max-height:300px;object-fit:contain;border-radius:12px;margin-bottom:16px;box-shadow:0 10px 30px #0000004d}._slide_lchhf_18446 h2{color:#f1f5f9;font-size:28px;font-weight:700;margin:0 0 16px;text-align:center}._slideContent_lchhf_18480{color:#cbd5e1;font-size:16px;line-height:1.7;text-align:center;max-width:700px}._slideContent_lchhf_18480 p{margin:0;white-space:pre-wrap}._slideNotes_lchhf_18493{position:absolute;bottom:12px;left:16px;right:16px;padding:6px 12px;background:#00000080;border:1px solid rgba(255,255,255,.06);border-radius:8px;color:#64748b;font-size:11px;line-height:1.5}._slideTitleLayout_lchhf_18510{text-align:center}._slideTitleLayout_lchhf_18510 h1{font-size:48px;font-weight:800;margin:0 0 16px;line-height:1.2}._slideTitleLayout_lchhf_18510 p{font-size:22px;opacity:.7;margin:0}._slideBullets_lchhf_18528{max-width:700px;width:100%}._slideBullets_lchhf_18528 h2{text-align:left;margin-bottom:24px}._slideBullets_lchhf_18528 ul,._slideBullets_lchhf_18528 ol{color:#e2e8f0;font-size:18px;line-height:2;margin:0;padding-left:24px}._slideBullets_lchhf_18528 li{padding-left:8px}._slideTwoColumn_lchhf_18552{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;width:100%;max-width:900px}._slideTwoColumn_lchhf_18552 h2{text-align:left;font-size:26px}._slideTwoColumn_lchhf_18552 p{text-align:left}._slideTwoColumn_lchhf_18552 img{width:100%;border-radius:12px;box-shadow:0 10px 30px #0006}._slideVideo_lchhf_18577{max-width:800px;width:100%}._slideVideo_lchhf_18577 video{width:100%;max-height:400px;border-radius:12px;box-shadow:0 10px 30px #0006}._slideVideo_lchhf_18577 iframe{width:100%;aspect-ratio:16 / 9;border-radius:12px;box-shadow:0 10px 30px #0006}._slideQuote_lchhf_18597{max-width:600px;text-align:center}._slideQuote_lchhf_18597 blockquote{font-size:28px;font-style:italic;line-height:1.6;margin:0 0 16px;position:relative;padding-top:20px}._slideQuote_lchhf_18597 blockquote:before{content:'"';font-size:80px;opacity:.2;position:absolute;top:-30px;left:50%;transform:translate(-50%)}._slideQuote_lchhf_18597 cite{font-size:16px;opacity:.6;font-style:normal}._slideCode_lchhf_18628{max-width:800px;width:100%}._slideCode_lchhf_18628 ._codeHeader_lchhf_18633{padding:8px 16px;background:#0006;border-radius:10px 10px 0 0;font-size:13px;color:#94a3b8;font-weight:500}._slideCode_lchhf_18628 pre{background:#0009;padding:20px 24px;border-radius:0 0 10px 10px;overflow:auto;font-size:14px;line-height:1.6;margin:0;max-height:400px}._slideCode_lchhf_18628 code{color:#e2e8f0;font-family:Fira Code,Cascadia Code,Consolas,monospace}._presentationNav_lchhf_18660{display:flex;justify-content:center;align-items:center;gap:16px;padding:12px 20px;background:#0006;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid rgba(255,255,255,.06);flex-shrink:0}._navBtn_lchhf_1628{display:flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;border-radius:12px;border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:#e2e8f0;cursor:pointer;transition:all .2s}._navBtn_lchhf_1628:hover:not(:disabled){background:#ffffff1a;border-color:#fff3;transform:scale(1.05)}._navBtn_lchhf_1628:disabled{opacity:.3;cursor:default}._presentationProgress_lchhf_18698{display:flex;gap:6px;align-items:center}._progressDot_lchhf_18704{width:8px;height:8px;border-radius:50%;background:#ffffff26;cursor:pointer;transition:all .3s ease}._progressDot_lchhf_18704:hover{background:#ffffff4d;transform:scale(1.2)}._progressDot_lchhf_18704._active_lchhf_228{width:20px;border-radius:4px;background:#8b5cf6;box-shadow:0 0 8px #8b5cf680}._progressDot_lchhf_18704._completed_lchhf_12118{background:#fff6}._completeButtonContainer_lchhf_4324{text-align:center;padding:12px 20px;background:#0000004d;flex-shrink:0}._completeButton_lchhf_4324{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #22c55e4d;animation:_completePulse_lchhf_1 2s infinite}._completeButton_lchhf_4324:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #22c55e66}._completeButton_lchhf_4324:disabled{opacity:.5;cursor:default;animation:none}@keyframes _completePulse_lchhf_1{0%,to{box-shadow:0 4px 15px #22c55e4d}50%{box-shadow:0 4px 25px #22c55e80}}._presentationHint_lchhf_18773{display:flex;justify-content:center;gap:20px;padding:8px 20px;background:#0000004d;border-top:1px solid rgba(255,255,255,.04);color:#475569;font-size:12px;flex-shrink:0}._presentationLoading_lchhf_18787{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000c;z-index:5;color:#94a3b8}._presentationLoading_lchhf_18787 p{margin-top:12px;font-size:14px}._resultContainer_lchhf_1061{position:relative;padding:40px 24px;text-align:center}._resultOverlay_lchhf_11704{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(139,92,246,.06) 0%,transparent 70%);pointer-events:none}._resultCard_lchhf_1069{position:relative;z-index:1;max-width:500px;margin:0 auto}._resultIcon_lchhf_1078{font-size:64px;margin-bottom:16px;animation:_bounceIn_lchhf_1 .6s cubic-bezier(.68,-.55,.265,1.55)}@keyframes _bounceIn_lchhf_1{0%{transform:scale(0);opacity:0}60%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}._resultCard_lchhf_1069 h2{color:#f1f5f9;font-size:28px;font-weight:700;margin:0 0 8px}._resultSubtitle_lchhf_1089{color:#94a3b8;font-size:14px;margin:0 0 24px}._resultStats_lchhf_1095{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px;padding:20px;background:#ffffff08;border-radius:16px;border:1px solid rgba(255,255,255,.06)}._stat_lchhf_1102{text-align:center}._statValue_lchhf_1106{display:block;font-size:24px;font-weight:700;color:#f1f5f9;margin-bottom:4px}._statLabel_lchhf_1113{font-size:11px;color:#64748b;text-transform:uppercase;letter-spacing:.5px}._resultActions_lchhf_1696{display:flex;justify-content:center}._closeResultBtn_lchhf_6260{display:flex;align-items:center;gap:8px;padding:12px 32px;border-radius:12px;border:none;background:linear-gradient(135deg,#8b5cf6,#6366f1);color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #8b5cf64d}._closeResultBtn_lchhf_6260:hover{transform:translateY(-1px);box-shadow:0 6px 20px #8b5cf666}._closeResultBtn_lchhf_6260:disabled{opacity:.5;cursor:default;transform:none}._emptyState_lchhf_449{text-align:center;padding:60px 40px;color:#64748b}._emptyState_lchhf_449 ._emptyIcon_lchhf_460{font-size:48px;margin-bottom:16px}._emptyState_lchhf_449 h3{color:#f1f5f9;font-size:18px;margin:0 0 8px}._emptyState_lchhf_449 p{font-size:14px;margin-bottom:20px}._closeBtn_lchhf_148{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#e2e8f0;font-size:14px;cursor:pointer;transition:all .2s}._closeBtn_lchhf_148:hover{background:#ffffff14;border-color:#fff3}._readOnlyContainer_lchhf_4617{display:flex;align-items:center;justify-content:center;min-height:400px;padding:40px}._readOnlyMessage_lchhf_4624{text-align:center;color:#94a3b8}._readOnlyMessage_lchhf_4624 h3{color:#f1f5f9;margin:16px 0 8px}._readOnlyMessage_lchhf_4624 p{font-size:14px;margin-bottom:20px}._presentationMode_lchhf_18236::-webkit-scrollbar,._slide_lchhf_18446::-webkit-scrollbar,._thumbnailsList_lchhf_18392::-webkit-scrollbar{width:5px;height:5px}._presentationMode_lchhf_18236::-webkit-scrollbar-track,._slide_lchhf_18446::-webkit-scrollbar-track,._thumbnailsList_lchhf_18392::-webkit-scrollbar-track{background:transparent}._presentationMode_lchhf_18236::-webkit-scrollbar-thumb,._slide_lchhf_18446::-webkit-scrollbar-thumb,._thumbnailsList_lchhf_18392::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}@media (max-width: 768px){._presentationMode_lchhf_18236{max-width:100%;border-radius:0;min-height:100vh;aspect-ratio:auto}._presentationHeader_lchhf_18293{padding:8px 14px}._headerLeft_lchhf_4169 h3{font-size:14px;max-width:150px}._slide_lchhf_18446{padding:20px}._slide_lchhf_18446 h2{font-size:22px}._slideTitleLayout_lchhf_18510 h1{font-size:32px}._slideTwoColumn_lchhf_18552{grid-template-columns:1fr;gap:20px}._slideQuote_lchhf_18597 blockquote{font-size:20px}._slideCode_lchhf_18628 pre{font-size:12px;padding:14px}._presentationNav_lchhf_18660{padding:10px 14px;gap:8px}._navBtn_lchhf_1628{width:34px;height:34px}._resultStats_lchhf_1095{grid-template-columns:repeat(3,1fr);gap:8px;padding:14px}._statValue_lchhf_1106{font-size:20px}._thumbnailsList_lchhf_18392{padding:8px 14px;gap:6px}}@media (max-width: 480px){._slide_lchhf_18446{padding:16px}._slide_lchhf_18446 h2{font-size:18px}._slideTitleLayout_lchhf_18510 h1{font-size:26px}._slideContent_lchhf_18480{font-size:14px}._slideBullets_lchhf_18528 ul,._slideBullets_lchhf_18528 ol{font-size:15px;line-height:1.8}._presentationHint_lchhf_18773{flex-direction:column;align-items:center;gap:4px;font-size:11px}._statValue_lchhf_1106{font-size:18px}._thumbnail_lchhf_18385{padding:4px 8px}._thumbnailTitle_lchhf_18436{max-width:80px}}._testMode_lchhf_855{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f0f23;z-index:9999;display:flex;flex-direction:column}._modeHeader_lchhf_19144{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:#0f172af2;border-bottom:1px solid rgba(255,255,255,.1);flex-shrink:0;z-index:10}._slideArea_lchhf_19156{flex:1;position:relative;overflow:hidden;background:#0f0f23}._navigationBar_lchhf_19164{display:flex;justify-content:center;align-items:center;gap:12px;padding:12px 20px;background:#0f172af2;border-top:1px solid rgba(255,255,255,.1);flex-shrink:0}._spin_lchhf_436{animation:_spin_lchhf_436 1s linear infinite}._loadingState_lchhf_426,._emptyState_lchhf_449{text-align:center;padding:40px;color:#fff}._gameModal_lchhf_9030{background:#1e293b;border-radius:24px;width:90%;max-width:700px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(255,255,255,.1);box-shadow:0 25px 50px -12px #00000080}._modalHeader_lchhf_9042{display:flex;align-items:center;gap:16px;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.1);background:#0000004d}._modalIcon_lchhf_9051{width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center}._modalHeader_lchhf_9042 h3{color:#fff;font-size:18px;font-weight:600;margin:0 0 4px}._modalHeader_lchhf_9042 p{color:#94a3b8;font-size:13px;margin:0}._closeBtn_lchhf_148{margin-left:auto;padding:8px;border-radius:10px;background:#ffffff0d;border:none;color:#94a3b8;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}._closeBtn_lchhf_148:hover{background:#ffffff1a;color:#fff}._modalBody_lchhf_9074{flex:1;overflow-y:auto;padding:24px}._formGroup_lchhf_9606{margin-bottom:20px}._formGroup_lchhf_9606 label{display:block;color:#94a3b8;font-size:12px;font-weight:500;margin-bottom:8px}._gameInput_lchhf_9617{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;outline:none;transition:all .2s}._gameInput_lchhf_9617:focus{border-color:#8b5cf6;background:#8b5cf61a}._gameInput_lchhf_9617::placeholder{color:#64748b}._gameSelect_lchhf_9617{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;outline:none;cursor:pointer}._gameSelect_lchhf_9617 option{background:#1e293b}._gameTextarea_lchhf_9617{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:14px;outline:none;resize:vertical;font-family:inherit}._gameTextarea_lchhf_9617:focus{border-color:#8b5cf6;background:#8b5cf61a}._formRow_lchhf_9145{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}._formSection_lchhf_9599{margin-bottom:24px}._formSection_lchhf_9599>label{display:block;color:#94a3b8;font-size:12px;font-weight:500;margin-bottom:12px}._itemsList_lchhf_9660{border:1px solid rgba(255,255,255,.08);border-radius:12px;overflow:hidden;margin-bottom:16px;max-height:250px;overflow-y:auto}._itemsHeader_lchhf_9668{padding:10px 12px;background:#ffffff0d;border-bottom:1px solid rgba(255,255,255,.08);color:#94a3b8;font-size:12px;font-weight:500;display:flex;justify-content:space-between;align-items:center}._itemsHeader_lchhf_9668 span:first-child{color:#94a3b8}._itemsHeader_lchhf_9668 span:last-child{color:#f59e0b}._listItem_lchhf_3381{display:flex;justify-content:space-between;align-items:center;padding:12px;border-bottom:1px solid rgba(255,255,255,.05);transition:background .2s}._listItem_lchhf_3381:hover{background:#ffffff08}._listItem_lchhf_3381:last-child{border-bottom:none}._itemContent_lchhf_9689{flex:1;display:flex;align-items:center;gap:12px;flex-wrap:wrap}._itemContent_lchhf_9689 strong{color:#fff;font-size:14px}._itemContent_lchhf_9689 span{color:#94a3b8;font-size:13px}._itemActions_lchhf_9738{display:flex;gap:6px}._itemActions_lchhf_9738 button{padding:6px;border-radius:6px;background:#ffffff0d;border:none;color:#94a3b8;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}._itemActions_lchhf_9738 button:hover{background:#ffffff1a;color:#fff}._itemActions_lchhf_9738 button:first-child:hover{color:#8b5cf6}._itemActions_lchhf_9738 button:last-child:hover{color:#ef4444}._hintBadge_lchhf_19453{padding:2px 8px;background:#f59e0b26;border-radius:12px;font-size:11px;color:#f59e0b}._addItemBtn_lchhf_9645{width:100%;padding:10px;border-radius:10px;border:1px dashed rgba(139,92,246,.3);background:#8b5cf60d;color:#8b5cf6;font-size:13px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}._addItemBtn_lchhf_9645:hover{background:#8b5cf61a;border-color:#8b5cf6;transform:translateY(-1px)}._modalFooter_lchhf_9080{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-top:1px solid rgba(255,255,255,.1);background:#0003}._footerInfo_lchhf_9762{display:flex;gap:16px;color:#64748b;font-size:12px}._footerInfo_lchhf_9762 span{display:flex;align-items:center;gap:4px}._footerButtons_lchhf_9770{display:flex;gap:12px}._cancelBtn_lchhf_9088{padding:8px 20px;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;cursor:pointer;font-size:13px;transition:all .2s}._cancelBtn_lchhf_9088:hover{background:#ffffff0d;border-color:#ffffff4d}._saveBtn_lchhf_19530{padding:8px 20px;border-radius:10px;border:none;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;cursor:pointer;font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px;transition:all .2s}._saveBtn_lchhf_19530:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #22c55e4d}._saveBtn_lchhf_19530:disabled{opacity:.5;cursor:not-allowed}._createBtn_lchhf_484{padding:8px 20px;border-radius:10px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;cursor:pointer;font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px;transition:all .2s}._createBtn_lchhf_484:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf64d}._createBtn_lchhf_484:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 640px){._gameModal_lchhf_9030{width:95%;max-height:95vh}._modalHeader_lchhf_9042{padding:16px}._modalHeader_lchhf_9042 h3{font-size:16px}._modalHeader_lchhf_9042 p{font-size:11px}._modalBody_lchhf_9074{padding:16px}._formRow_lchhf_9145{grid-template-columns:1fr;gap:12px}._modalFooter_lchhf_9080{flex-direction:column;gap:12px}._footerInfo_lchhf_9762{justify-content:center}._footerButtons_lchhf_9770{width:100%;justify-content:center}._itemContent_lchhf_9689{flex-direction:column;align-items:flex-start;gap:6px}}._modalBody_lchhf_9074::-webkit-scrollbar,._itemsList_lchhf_9660::-webkit-scrollbar{width:6px}._modalBody_lchhf_9074::-webkit-scrollbar-track,._itemsList_lchhf_9660::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}._modalBody_lchhf_9074::-webkit-scrollbar-thumb,._itemsList_lchhf_9660::-webkit-scrollbar-thumb{background:#8b5cf64d;border-radius:3px}._modalBody_lchhf_9074::-webkit-scrollbar-thumb:hover,._itemsList_lchhf_9660::-webkit-scrollbar-thumb:hover{background:#8b5cf680}._learningToolsOverlay_lchhf_5891{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10000;display:flex;align-items:center;justify-content:center}._learningToolsContainer_lchhf_5905{width:100%;height:100%;background:#0f0f23;position:relative;overflow:hidden}._loadingOverlay_lchhf_4670{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f0f23;z-index:10000;display:flex;align-items:center;justify-content:center}._loadingContent_lchhf_5932{text-align:center;padding:40px}._loadingContent_lchhf_5932 h3{color:#fff;font-size:18px;font-weight:600;margin:16px 0 8px}._loadingContent_lchhf_5932 p{color:#94a3b8;font-size:14px;margin:0}._errorOverlay_lchhf_5949{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f0f23;z-index:10000;display:flex;align-items:center;justify-content:center}._errorContent_lchhf_5963{text-align:center;padding:40px;max-width:400px}._errorIcon_lchhf_5973{color:#ef4444;margin-bottom:16px}._errorContent_lchhf_5963 h3{color:#fff;font-size:18px;font-weight:600;margin-bottom:8px}._errorContent_lchhf_5963 p{color:#94a3b8;font-size:14px;margin-bottom:24px}._errorActions_lchhf_5989{display:flex;gap:12px;justify-content:center}._retryBtn_lchhf_5995{display:flex;align-items:center;gap:8px;padding:10px 20px;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._retryBtn_lchhf_5995:hover{transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf64d}._closeErrorBtn_lchhf_5995{padding:10px 20px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:14px;cursor:pointer;transition:all .2s}._closeErrorBtn_lchhf_5995:hover{background:#ffffff1a}._unsupportedMode_lchhf_4708{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f0f23;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10001}._unsupportedIcon_lchhf_4713{font-size:64px;margin-bottom:16px}._unsupportedMode_lchhf_4708 h3{color:#fff;font-size:18px;font-weight:600;margin-bottom:20px}._closeBtn_lchhf_148{padding:10px 24px;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}._closeBtn_lchhf_148:hover{transform:translateY(-1px)}._teacherInterface_lchhf_19845{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f0f23;display:flex;flex-direction:column;z-index:10001}._teacherToolbar_lchhf_19857{padding:12px 20px;background:#0f172af2;border-bottom:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;flex-shrink:0}._teacherToolbarLeft_lchhf_19869{display:flex;align-items:center;gap:12px}._activityBadge_lchhf_19875{display:flex;align-items:center;gap:8px;padding:6px 12px;background:#8b5cf626;border-radius:20px;color:#a855f7;font-size:13px;font-weight:500}._teacherViewTabs_lchhf_19887{display:flex;gap:4px;background:#ffffff0d;border-radius:12px;padding:4px}._viewTab_lchhf_19895{display:flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;border:none;border-radius:10px;color:#94a3b8;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}._viewTab_lchhf_19895:hover{color:#fff;background:#ffffff0d}._viewTab_lchhf_19895._active_lchhf_228{background:#8b5cf6;color:#fff}._teacherToolbarRight_lchhf_19920{display:flex;align-items:center;gap:12px}._closeTeacherBtn_lchhf_19926{display:flex;align-items:center;gap:6px;padding:8px 16px;background:#ef444426;border:1px solid rgba(239,68,68,.3);border-radius:10px;color:#ef4444;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}._closeTeacherBtn_lchhf_19926:hover{background:#ef444440}._teacherContent_lchhf_19947{flex:1;overflow:hidden;position:relative}._resultsPanel_lchhf_19953{height:100%;overflow:auto;padding:20px}._participantsPanel_lchhf_19959{height:100%;padding:20px}._participantsHeader_lchhf_19964{margin-bottom:20px}._participantsHeader_lchhf_19964 h4{display:flex;align-items:center;gap:8px;color:#fff;font-size:16px;font-weight:600;margin:0}._participantsList_lchhf_19978{display:flex;flex-direction:column;gap:12px}._participantItem_lchhf_19984{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#ffffff08;border-radius:12px;border:1px solid rgba(255,255,255,.06)}._participantAvatar_lchhf_19994{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#8b5cf6);display:flex;align-items:center;justify-content:center;font-size:20px}._participantInfo_lchhf_20005{flex:1}._participantName_lchhf_20009{display:block;color:#fff;font-size:14px;font-weight:500;margin-bottom:4px}._participantRole_lchhf_20017{font-size:11px;color:#64748b}@media (max-width: 768px){._teacherToolbar_lchhf_19857{flex-direction:column;align-items:stretch}._teacherViewTabs_lchhf_19887,._teacherToolbarRight_lchhf_19920{justify-content:center}._viewTab_lchhf_19895 span{display:none}._viewTab_lchhf_19895{padding:8px 12px}}._overlay_lchhf_20045{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;z-index:10000;display:flex;align-items:center;justify-content:center}._container_lchhf_20058{width:100%;height:100%;background:#0f0f23;overflow:hidden;display:flex;flex-direction:column}._teacherView_lchhf_19887{display:flex;flex-direction:column;height:100%}._viewTabs_lchhf_20074{display:flex;gap:8px;padding:12px 20px;background:#1a1a2e;border-bottom:1px solid rgba(255,255,255,.1);flex-shrink:0}._tabBtn_lchhf_20083{display:flex;align-items:center;gap:8px;padding:8px 16px;background:transparent;border:none;border-radius:10px;color:#94a3b8;cursor:pointer;font-size:14px;transition:all .2s}._tabBtn_lchhf_20083:hover{background:#ffffff0d;color:#fff}._tabBtn_lchhf_20083._active_lchhf_228{background:#8b5cf6;color:#fff}._closeBtn_lchhf_148{margin-left:auto;background:#ef444426;color:#ef4444}._badge_lchhf_20117{margin-left:6px;padding:2px 6px;background:#ef4444;border-radius:10px;font-size:10px;color:#fff}._viewContent_lchhf_20126{flex:1;overflow:auto;position:relative}._resultsTabContent_lchhf_20133{padding:20px;height:100%;overflow-y:auto}._statsGrid_lchhf_20139{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}._statBox_lchhf_20146{display:flex;align-items:center;gap:12px;padding:16px;background:#ffffff08;border-radius:16px;border:1px solid rgba(255,255,255,.06)}._statIcon_lchhf_11429{width:40px;height:40px;border-radius:12px;background:#8b5cf626;color:#8b5cf6;display:flex;align-items:center;justify-content:center}._statValue_lchhf_1106{font-size:20px;font-weight:700;color:#fff}._statLabel_lchhf_1113{font-size:11px;color:#64748b}._resultsTable_lchhf_20178{background:#ffffff05;border-radius:16px;overflow:hidden;margin-bottom:16px}._tableHeader_lchhf_20185{display:grid;grid-template-columns:1fr 120px 100px 120px;gap:16px;padding:12px 16px;background:#ffffff0d;color:#94a3b8;font-size:12px;font-weight:600}._tableBody_lchhf_20196{max-height:400px;overflow-y:auto}._tableRow_lchhf_20201{display:grid;grid-template-columns:1fr 120px 100px 120px;gap:16px;padding:10px 16px;border-bottom:1px solid 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_spin_jud4y_1376{0%{transform:rotate(0)}to{transform:rotate(360deg)}}._errorBanner_jud4y_1386{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#ef444426;border:1px solid rgba(239,68,68,.3);border-radius:12px;color:#f87171;margin-bottom:16px}._errorBanner_jud4y_1386 button{margin-left:auto;background:none;border:none;color:#f87171;cursor:pointer;font-size:16px}._viewerModal_jud4y_1408{background:linear-gradient(135deg,#1a1a2e,#0f0f1a);border-radius:24px;width:90vw;height:85vh;max-width:1400px;display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(168,85,247,.3);box-shadow:0 25px 50px -12px #00000080}._viewerHeader_jud4y_1421{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#0000004d;border-bottom:1px solid 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._headerRight_jud4y_52{align-self:flex-end;margin-top:-40px}._container_jud4y_4._fullscreen_jud4y_21 ._actions_jud4y_275{flex-wrap:wrap;gap:8px;margin-top:8px}._container_jud4y_4._fullscreen_jud4y_21 ._actionBtn_jud4y_284{padding:6px 12px;font-size:11px}._container_jud4y_4._fullscreen_jud4y_21 ._actionBtn_jud4y_284 span{display:none}._container_jud4y_4._fullscreen_jud4y_21 ._actionBtn_jud4y_284 svg{width:16px;height:16px;margin:0}._container_jud4y_4._fullscreen_jud4y_21 ._timerBlock_jud4y_176{flex-direction:column;align-items:stretch;padding:12px}._container_jud4y_4._fullscreen_jud4y_21 ._timerDisplay_jud4y_189{justify-content:center}._container_jud4y_4._fullscreen_jud4y_21 ._timerControls_jud4y_218{justify-content:center;flex-wrap:wrap}._container_jud4y_4._fullscreen_jud4y_21 ._timerDivider_jud4y_242{display:none}._container_jud4y_4._fullscreen_jud4y_21 ._tabs_jud4y_314{overflow-x:auto;flex-wrap:nowrap;justify-content:flex-start}._container_jud4y_4._fullscreen_jud4y_21 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p{color:#94a3b8;font-size:14px;margin-bottom:8px}._emptyHint_uyi64_1223{color:#64748b;font-size:12px;margin-bottom:24px}._emptyActions_uyi64_2052{display:flex;gap:12px;justify-content:center}._createBtn_uyi64_1229,._importFromHubBtn_uyi64_2058{padding:10px 20px;border-radius:10px;font-size:13px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all .2s}._createBtn_uyi64_1229{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;color:#fff}._createBtn_uyi64_1229:hover{transform:translateY(-1px)}._importFromHubBtn_uyi64_2058{background:transparent;border:1px solid rgba(139,92,246,.3);color:#8b5cf6}._importFromHubBtn_uyi64_2058:hover{background:#8b5cf61a}._panelFooter_uyi64_1029{padding:12px 24px;border-top:1px solid rgba(255,255,255,.06);background:#0f172af2;flex-shrink:0}@keyframes _fadeIn_uyi64_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes 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h4{color:#f1f5f9;margin-bottom:16px;font-size:16px}._studentsDetailedGrid_uyi64_4453{display:flex;flex-direction:column;gap:16px}._studentDetailedCard_uyi64_4459{background:#1e293b;border-radius:16px;padding:16px;border:1px solid #334155}._studentCardHeader_uyi64_3495{display:flex;align-items:center;gap:12px;margin-bottom:12px}._studentCardAvatar_uyi64_3502{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px}._studentCardInfo_uyi64_3515{flex:1}._studentCardName_uyi64_3519{display:block;color:#f1f5f9;font-weight:600;font-size:16px}._studentCardStats_uyi64_3526{display:block;color:#94a3b8;font-size:12px}._avgScoreValue_uyi64_4507{font-size:24px;font-weight:700;color:#f59e0b}._studentResultsList_uyi64_4513{display:flex;flex-direction:column;gap:8px;margin-top:12px}._studentResultItem_uyi64_4520{display:flex;align-items:center;gap:12px;padding:8px 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#334155}._activityStatHeader_uyi64_4605{display:flex;align-items:center;gap:10px;margin-bottom:12px}._activityStatIcon_uyi64_4612{width:36px;height:36px;border-radius:8px;background:#0f172a;display:flex;align-items:center;justify-content:center}._activityStatInfo_uyi64_4622{flex:1}._activityStatTitle_uyi64_4626{color:#f1f5f9;font-weight:500;font-size:14px}._activityStatMeta_uyi64_4632{color:#94a3b8;font-size:11px;display:flex;gap:8px}._passStats_uyi64_4647{display:flex;justify-content:space-between;font-size:11px;margin-bottom:6px}._activityPassFill_uyi64_4669{height:100%;background:#22c55e;border-radius:3px;transition:width .3s}._detailsModal_uyi64_3682{background:#1e293b;border-radius:20px;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}._detailsHeader_uyi64_3693{display:flex;align-items:center;gap:16px;padding:20px 24px;background:#0f172a;border-bottom:1px solid 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#64748b}._answerCard_uyi64_4771._correctAnswer_uyi64_4778{border-left-color:#22c55e;background:#22c55e0d}._answerCard_uyi64_4771._wrongAnswer_uyi64_4783{border-left-color:#ef4444;background:#ef44440d}._answerCard_uyi64_4771._neutralAnswer_uyi64_4788{border-left-color:#f59e0b}._answerHeader_uyi64_4792{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}._questionNumber_uyi64_4799{font-size:13px;font-weight:600;color:#94a3b8}._correctBadge_uyi64_4805{font-size:11px;padding:2px 8px;border-radius:12px;background:#22c55e33;color:#22c55e}._wrongBadge_uyi64_4813{font-size:11px;padding:2px 8px;border-radius:12px;background:#ef444433;color:#ef4444}._neutralBadge_uyi64_4821{font-size:11px;padding:2px 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16px;max-height:300px}._roomsColumns_bakio_1075{grid-template-columns:1fr 1fr}._headerTitle_bakio_94 h3{font-size:16px}._timerDisplay_bakio_134{font-size:12px;padding:4px 10px}._helpBtn_bakio_680{bottom:16px;right:16px;padding:10px 18px;font-size:13px}._minimizedBar_bakio_718{bottom:16px;padding:8px 16px 8px 12px;font-size:12px}}@media (max-width: 480px){._breakoutModal_bakio_6{max-height:98vh;border-radius:12px}._roomsColumns_bakio_1075{grid-template-columns:1fr}._modalBody_bakio_857{padding:12px}._manualView_bakio_813{padding:10px 12px;max-height:250px}._roomCard_bakio_437{padding:12px}._modal_bakio_28 ._modalHeader_bakio_85{padding:14px 16px}._modal_bakio_28 ._modalHeader_bakio_85 h3{font-size:15px}._modalFooter_bakio_872{padding:12px 16px;flex-wrap:wrap}._modalFooter_bakio_872 ._createBtn_bakio_288,._modalFooter_bakio_872 ._cancelBtn_bakio_1010{flex:1;justify-content:center}._headerIcon_bakio_100{width:32px;height:32px}._headerIcon_bakio_100 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infinite}._orbIcon_1252w_184{position:relative;z-index:2;color:#a855f7;display:flex;align-items:center;justify-content:center;animation:_iconFloat_1252w_1 3s ease-in-out infinite}@keyframes _ringPulse_1252w_1{0%,to{transform:scale(1);opacity:.5;border-color:#8b5cf64d}50%{transform:scale(1.15);opacity:.8;border-color:#8b5cf699}}@keyframes 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input::placeholder{color:#64748b}._clearSearch_1ukgp_94{background:transparent;border:none;color:#94a3b8;cursor:pointer;padding:2px;display:flex;align-items:center}._clearSearch_1ukgp_94:hover{color:#f1f5f9}._manageButtons_1ukgp_109{display:flex;gap:6px;flex-wrap:wrap}._manageBtn_1ukgp_115{display:flex;align-items:center;gap:4px;padding:4px 10px;background:#a855f726;border:1px solid rgba(168,85,247,.25);border-radius:16px;color:#c084fc;font-size:11px;font-weight:500;cursor:pointer;transition:all .2s}._manageBtn_1ukgp_115:hover{background:#a855f740}._manageBtn_1ukgp_115._danger_1ukgp_134{background:#ef444426;border-color:#ef444440;color:#f87171}._manageBtn_1ukgp_115._danger_1ukgp_134:hover{background:#ef444440}._handsSection_1ukgp_145{position:relative}._handsTrigger_1ukgp_149{display:flex;align-items:center;gap:6px;padding:6px 10px;background:#f59e0b26;border:1px solid rgba(245,158,11,.3);border-radius:16px;color:#fbbf24;font-size:11px;font-weight:500;cursor:pointer;width:100%}._handsTrigger_1ukgp_149:hover{background:#f59e0b40}._handsCount_1ukgp_168{padding:1px 5px;background:#f59e0b33;border-radius:12px;font-size:10px}._handsDropdown_1ukgp_175{position:absolute;top:100%;left:0;right:0;margin-top:6px;background:#1a1a2efa;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(168,85,247,.3);border-radius:10px;overflow:hidden;z-index:100;box-shadow:0 10px 25px #0000004d}._handsHeader_1ukgp_190{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-bottom:1px solid rgba(168,85,247,.15);font-size:11px;font-weight:600;color:#f472b6}._lowerAllBtn_1ukgp_201{padding:3px 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0;font-size:10px;font-weight:600;color:#94a3b8;text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid rgba(168,85,247,.15)}._sectionHeader_1ukgp_267 svg{color:#a855f7}._sectionCount_1ukgp_284{padding:1px 5px;background:#a855f726;border-radius:10px;font-size:9px;margin-left:auto;color:#c084fc}._participantCard_1ukgp_294{display:flex;align-items:center;gap:8px;padding:6px 8px;background:#1e1e3299;border:1px solid rgba(168,85,247,.08);border-radius:8px;transition:all .2s}._participantCard_1ukgp_294:hover{background:#a855f714}._currentUserCard_1ukgp_309{background:#a855f71a;border-color:#a855f733;margin-bottom:4px}._participantAvatar_1ukgp_315{position:relative;flex-shrink:0}._statusDot_1ukgp_320{position:absolute;bottom:0;right:0;width:7px;height:7px;border-radius:50%;border:1.5px solid #1a1a2e}._statusDot_1ukgp_320._online_1ukgp_330{background:#22c55e}._statusDot_1ukgp_320._offline_1ukgp_334{background:#64748b}._participantInfo_1ukgp_338{flex:1;min-width:0}._participantName_1ukgp_343{font-size:12px;font-weight:600;color:#f1f5f9;display:flex;align-items:center;gap:4px;flex-wrap:wrap}._youBadge_1ukgp_353{font-size:8px;padding:1px 4px;background:#a855f733;border-radius:8px;color:#c084fc}._participantRole_1ukgp_361{font-size:9px;color:#94a3b8;margin-top:1px}._handBadge_1ukgp_367{font-size:12px;animation:_handWave_1ukgp_1 .5s ease}@keyframes _handWave_1ukgp_1{0%,to{transform:rotate(0)}25%{transform:rotate(15deg)}50%{transform:rotate(-10deg)}75%{transform:rotate(5deg)}}._participantControls_1ukgp_380{display:flex;gap:3px}._controlBtn_1ukgp_385,._actionBtn_1ukgp_385{width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:5px;color:#94a3b8;cursor:pointer;transition:all .2s}._controlBtn_1ukgp_385:hover,._actionBtn_1ukgp_385:hover{background:#a855f733;color:#c084fc}._actionBtn_1ukgp_385._danger_1ukgp_134{color:#f87171}._actionBtn_1ukgp_385._danger_1ukgp_134:hover{background:#ef444433}._selectCheckbox_1ukgp_412{width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:5px;cursor:pointer}._selectCheckbox_1ukgp_412:hover{background:#a855f726}._checkboxEmpty_1ukgp_428{width:10px;height:10px;border:1.5px solid #94a3b8;border-radius:2px}._emptyState_1ukgp_435{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:30px 20px;color:#64748b;text-align:center}._emptyState_1ukgp_435 p{font-size:12px}._fullscreenContainer_1ukgp_451{position:fixed;top:60px;left:0;right:0;bottom:0;z-index:2000;background:linear-gradient(135deg,#1a1a2e,#0f0f1a);overflow-y:auto}._fullscreenHeader_1ukgp_463{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#1a1a2ef2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(168,85,247,.15);z-index:10}._fullscreenTitle_1ukgp_476{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:#f1f5f9}._fullscreenTitle_1ukgp_476 svg{color:#a855f7}._fullscreenCount_1ukgp_489{padding:2px 8px;background:#a855f733;border-radius:20px;font-size:13px;color:#c084fc}._closeFullscreenBtn_1ukgp_497{width:32px;height:32px;border-radius:8px;background:#1e1e32cc;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(168,85,247,.3);color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}._closeFullscreenBtn_1ukgp_497:hover{background:#ef444433;color:#ef4444;border-color:#ef4444}._fullscreenContent_1ukgp_519{padding:24px;max-width:1200px;margin:0 auto;width:100%}._fullscreenContent_1ukgp_519 ._statsGrid_1ukgp_12{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:28px}._fullscreenContent_1ukgp_519 ._statCard_1ukgp_18{padding:20px;gap:16px;background:#1e1e3299;border-radius:20px;border:1px solid rgba(168,85,247,.15)}._fullscreenContent_1ukgp_519 ._statIcon_1ukgp_28{width:56px;height:56px;border-radius:28px}._fullscreenContent_1ukgp_519 ._statIcon_1ukgp_28 svg{width:28px;height:28px}._fullscreenContent_1ukgp_519 ._statValue_1ukgp_50{font-size:28px}._fullscreenContent_1ukgp_519 ._statLabel_1ukgp_56{font-size:13px}._fullscreenContent_1ukgp_519 ._searchBox_1ukgp_63{padding:14px 18px;margin-bottom:24px;border-radius:14px}._fullscreenContent_1ukgp_519 ._searchBox_1ukgp_63 input{font-size:15px}._fullscreenContent_1ukgp_519 ._manageButtons_1ukgp_109{gap:16px;margin-bottom:24px}._fullscreenContent_1ukgp_519 ._manageBtn_1ukgp_115{padding:10px 20px;font-size:14px}._fullscreenContent_1ukgp_519 ._manageBtn_1ukgp_115 svg{width:16px;height:16px}._fullscreenContent_1ukgp_519 ._section_1ukgp_261{margin-bottom:28px}._fullscreenContent_1ukgp_519 ._sectionHeader_1ukgp_267{font-size:14px;margin-bottom:16px;padding-bottom:8px}._fullscreenContent_1ukgp_519 ._sectionHeader_1ukgp_267 svg{width:16px;height:16px}._fullscreenContent_1ukgp_519 ._participantCard_1ukgp_294{padding:14px 18px;margin-bottom:10px;border-radius:14px}._fullscreenContent_1ukgp_519 ._participantName_1ukgp_343{font-size:16px}._fullscreenContent_1ukgp_519 ._participantRole_1ukgp_361{font-size:13px}._fullscreenContent_1ukgp_519 ._participantControls_1ukgp_380{gap:8px}._fullscreenContent_1ukgp_519 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._statsGrid_1ukgp_12{grid-template-columns:repeat(2,1fr);gap:12px}._fullscreenContent_1ukgp_519 ._statCard_1ukgp_18{padding:14px}._fullscreenContent_1ukgp_519 ._statIcon_1ukgp_28{width:44px;height:44px}._fullscreenContent_1ukgp_519 ._statIcon_1ukgp_28 svg{width:22px;height:22px}._fullscreenContent_1ukgp_519 ._statValue_1ukgp_50{font-size:22px}._statsGrid_1ukgp_12{gap:3px}._statCard_1ukgp_18{padding:3px 4px}._statIcon_1ukgp_28{width:20px;height:20px}._statIcon_1ukgp_28 svg{width:10px;height:10px}._statValue_1ukgp_50{font-size:10px}._statLabel_1ukgp_56{font-size:6px}._manageBtn_1ukgp_115 span{display:none}._manageBtn_1ukgp_115{padding:4px 8px}}._participantsList_1ukgp_253{display:flex;flex-direction:column;gap:12px;padding:12px 0 24px;max-height:calc(100vh - 200px);overflow-y:auto}._fullscreenContent_1ukgp_519 ._participantsList_1ukgp_253{max-height:calc(100vh - 120px);padding-bottom:32px}._participantsPanel_1ukgp_4 ._participantsList_1ukgp_253{max-height:calc(100vh - 250px);padding-bottom:20px}._moreActions_1ukgp_758{position:relative;display:inline-flex}._moreBtn_1ukgp_763{width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:none;border-radius:5px;color:#94a3b8;cursor:pointer;transition:all .2s}._moreBtn_1ukgp_763:hover{background:#a855f733;color:#c084fc}._contextMenu_1ukgp_782{position:absolute;top:100%;right:0;margin-top:4px;min-width:180px;background:#1a1a2efa;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(168,85,247,.3);border-radius:8px;overflow:hidden;z-index:200;box-shadow:0 10px 25px #0000004d}._contextMenu_1ukgp_782 button{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;background:transparent;border:none;color:#e2e8f0;font-size:12px;cursor:pointer;transition:all .2s;text-align:left}._contextMenu_1ukgp_782 button:hover{background:#a855f71a;color:#c084fc}._contextMenu_1ukgp_782 hr{margin:4px 0;border:none;border-top:1px solid rgba(168,85,247,.15)}._contextMenu_1ukgp_782 button._danger_1ukgp_134{color:#f87171}._contextMenu_1ukgp_782 button._danger_1ukgp_134:hover{background:#ef44441a;color:#ef4444}._fullscreenContent_1ukgp_519 ._moreBtn_1ukgp_763{width:32px;height:32px}._fullscreenContent_1ukgp_519 ._moreBtn_1ukgp_763 svg{width:16px;height:16px}._fullscreenContent_1ukgp_519 ._contextMenu_1ukgp_782{min-width:200px}._fullscreenContent_1ukgp_519 ._contextMenu_1ukgp_782 button{padding:12px 16px;font-size:14px;gap:10px}._fullscreenContent_1ukgp_519 ._contextMenu_1ukgp_782 button svg{width:14px;height:14px}._modalOverlay_1ukgp_859{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:9999;animation:_modalFadeIn_1ukgp_1 .2s ease}._modalContent_1ukgp_874{background:var(--bg-secondary, #1a1a2e);border:1px solid var(--border-color, 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