@import"https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600&display=swap";:root{--color-primary: #B93337;--color-primary-hover: #9b262a;--color-accent: #FEC46F;--color-accent-hover: #f5b548;--color-brand-cream: #F9DBAC;--cae-red: var(--color-primary);--cae-orange: var(--color-primary);--color-bg-page: #FAF9F6;--color-bg-card: #FFFFFF;--color-bg-sidebar: #F4F1EC;--color-bg-highlight: rgba(185, 51, 55, .06);--color-bg-hover: rgba(0, 0, 0, .03);--color-text-primary: #1E0804;--color-text-secondary:#5C4033;--color-text-muted: #9E7B6F;--color-text-inverse: #FFFFFF;--color-status-pass: #16A34A;--color-status-wait: #D97706;--color-status-fail: #DC2626;--color-status-lock: #94A3B8;--color-border: #E8DDD5;--color-border-focus: var(--color-primary);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--shadow-sm: 0 1px 3px rgba(30,8,4,.08);--shadow-md: 0 4px 16px rgba(30,8,4,.1);--shadow-lg: 0 8px 32px rgba(30,8,4,.12);--font-sans: "Be Vietnam Pro", "Inter", sans-serif;--font-heading:"Be Vietnam Pro", "Playfair Display", serif;--transition-fast: .15s ease;--transition-base: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg-page);color:var(--color-text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.3;color:var(--color-text-primary)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.font-hanzi{font-family:"Noto Serif SC",Songti SC,STSong,"??",serif;letter-spacing:.05em}.font-pinyin{font-family:Be Vietnam Pro,monospace;letter-spacing:.03em}._toggle_10mad_1{display:flex;align-items:center;gap:4px;background:var(--color-bg-sidebar);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:6px 14px;font-size:13px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);color:var(--color-text-secondary)}._toggle_10mad_1:hover{border-color:var(--color-primary)}._active_10mad_18{color:var(--color-primary)}._inactive_10mad_19{color:var(--color-text-muted)}._sep_10mad_20{color:var(--color-border)}._badge_1xze8_1{display:inline-flex;align-items:center;padding:2px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}._pass_1xze8_11{background:#dcfce7;color:var(--color-status-pass)}._wait_1xze8_12{background:#fef3c7;color:var(--color-status-wait)}._fail_1xze8_13{background:#fee2e2;color:var(--color-status-fail)}._active_1xze8_14{background:#b933371a;color:var(--color-primary)}._lock_1xze8_15{background:#f1f5f9;color:var(--color-status-lock)}._sidebar_1r130_1{width:300px;background:var(--color-bg-card);border-right:1px solid var(--color-border);display:flex;flex-direction:column;height:100%;box-shadow:1px 0 10px #00000005;z-index:10}._brand_1r130_12{padding:24px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--color-border);flex-shrink:0}._logo_1r130_21{width:48px;height:48px;object-fit:contain;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:transform var(--transition-base)}._brand_1r130_12:hover ._logo_1r130_21{transform:scale(1.05)}._brandTitle_1r130_34{font-size:1.125rem;font-weight:800;color:var(--color-primary);line-height:1.2;letter-spacing:-.01em}._brandSub_1r130_42{font-size:.875rem;color:var(--color-text-secondary);font-weight:500}._nav_1r130_48{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}._weekBtn_1r130_57{width:100%;display:flex;align-items:center;gap:8px;padding:12px 16px;background:transparent;border:1px solid transparent;border-radius:var(--radius-md);font-weight:600;color:var(--color-text-primary);cursor:pointer;transition:all var(--transition-fast)}._weekBtn_1r130_57:hover{background:var(--color-bg-page)}._weekBtnActive_1r130_76{background:var(--color-bg-highlight);color:var(--color-primary);border-color:#b933371a}._dayList_1r130_82{margin-top:8px;margin-left:16px;padding-left:12px;border-left:2px solid var(--color-border);display:flex;flex-direction:column;gap:6px}._dayBtn_1r130_92{width:100%;text-align:left;padding:8px 12px;background:transparent;border:none;border-radius:var(--radius-sm);font-weight:500;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);position:relative}._dayBtn_1r130_92:hover{background:var(--color-bg-page);color:var(--color-text-primary)}._dayBtnActive_1r130_111{color:var(--color-primary);background:var(--color-bg-highlight);font-weight:600}._dayBtnActive_1r130_111:before{content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);width:4px;height:60%;background:var(--color-primary);border-radius:0 4px 4px 0}._lessonList_1r130_129{margin-top:4px;margin-left:12px;display:flex;flex-direction:column;gap:4px}._lessonBtn_1r130_137{width:100%;display:flex;align-items:center;gap:8px;padding:8px 12px;background:transparent;border:1px solid transparent;border-radius:var(--radius-sm);cursor:pointer;text-align:left;transition:all var(--transition-fast)}._lessonBtn_1r130_137:hover:not(:disabled){background:var(--color-bg-page)}._lessonBtnActive_1r130_155{background:var(--color-bg-card);border-color:#b9333733;box-shadow:var(--shadow-sm);color:var(--color-primary)}._lessonBtnLocked_1r130_162{opacity:.5;cursor:not-allowed}._lessonIcon_1r130_167{color:var(--color-text-muted);display:flex;transition:color var(--transition-fast)}._lessonBtnActive_1r130_155 ._lessonIcon_1r130_167{color:var(--color-primary)}._lessonName_1r130_177{flex:1;font-size:.875rem;color:inherit;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._toolsMenu_1r130_187{padding:16px;border-top:1px solid var(--color-border);background:var(--color-bg-card);flex-shrink:0;display:flex;flex-direction:column;gap:8px}._toolsHeader_1r130_197{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);font-weight:700;margin-bottom:4px;padding-left:12px}._toolBtn_1r130_207{width:100%;display:flex;align-items:center;gap:12px;padding:12px;background:transparent;border:none;border-radius:var(--radius-md);font-weight:600;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}._toolBtn_1r130_207:hover{background:var(--color-bg-page);color:var(--color-text-primary);transform:translate(4px)}._toolBtnActive_1r130_228{background:var(--color-primary);color:var(--color-text-inverse);box-shadow:0 4px 12px #b9333733}._toolBtnActive_1r130_228:hover{background:var(--color-primary-hover);color:var(--color-text-inverse);transform:translateY(-1px)}._primaryActions_1r130_240{padding:0 16px 16px;margin-bottom:8px;border-bottom:1px solid var(--color-border)}._pinyinBtnTop_1r130_246{background:var(--color-bg-highlight);color:var(--color-primary);font-weight:700;border:1px solid rgba(185,51,55,.2);justify-content:center}._pinyinBtnTop_1r130_246:hover{background:#b933371a;transform:translateY(-1px);box-shadow:0 2px 8px #b9333726}._weeklyExtras_1r130_260{padding:8px 16px;margin-top:8px;border-top:1px dashed var(--color-border)}._extraBtn_1r130_266{width:100%;display:flex;align-items:center;gap:12px;color:var(--color-text-secondary);font-size:.9rem;font-weight:500;padding:10px;background:transparent;border:none;cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast)}._extraBtn_1r130_266:hover{background:var(--color-bg-page);color:var(--color-primary)}._extraIcon_1r130_287{color:var(--color-text-muted);transition:color var(--transition-fast)}._extraBtn_1r130_266:hover ._extraIcon_1r130_287{color:var(--color-primary)}._toolsDivider_1r130_297{height:1px;background:var(--color-border);margin:12px 0}._logoutBtn_1r130_303{color:var(--color-danger)}._logoutBtn_1r130_303:hover{background:#ef44441a;color:var(--color-danger)}._disabledBtn_1r130_312{opacity:.5;cursor:not-allowed}._disabledBtn_1r130_312:hover{background:transparent!important}._videoContainer_1pvka_1{position:relative;width:100%;height:100%;background-color:var(--color-background-elevated);border-radius:var(--radius-2xl);overflow:hidden;display:flex;align-items:center;justify-content:center}._videoElement_1pvka_13{width:100%;height:100%;object-fit:contain}._controlsOverlay_1pvka_19{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(transparent 60%,#000000b3);opacity:0;transition:opacity .3s ease;padding:var(--spacing-4);z-index:10}._videoContainer_1pvka_1:hover ._controlsOverlay_1pvka_19,._controlsOverlay_1pvka_19._active_1pvka_33{opacity:1}._centerPlayBtn_1pvka_38{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#00000080;border:none;border-radius:50%;width:64px;height:64px;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;transition:all .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._centerPlayBtn_1pvka_38:hover{background:#fff3;transform:translate(-50%,-50%) scale(1.1)}._progressContainer_1pvka_63{width:100%;height:6px;background:#ffffff4d;border-radius:3px;cursor:pointer;position:relative;margin-bottom:var(--spacing-3);transition:height .1s ease}._progressContainer_1pvka_63:hover{height:8px}._progressFilled_1pvka_78{height:100%;background:var(--color-primary);border-radius:3px;position:relative}._progressThumb_1pvka_85{position:absolute;right:-6px;top:50%;transform:translateY(-50%) 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ease}._popoverItem_1pvka_166:hover{background:#ffffff1a}._popoverItem_1pvka_166._active_1pvka_33{background:rgba(var(--color-primary-rgb),.2);color:var(--color-primary);font-weight:600}._settingLabel_1pvka_188{font-size:12px;font-weight:600;margin-left:4px}@keyframes _slideUp_1pvka_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){._controlsOverlay_1pvka_19{padding:var(--spacing-2)}._controlBar_1pvka_103,._controlGroup_1pvka_110{gap:var(--spacing-2)}._settingLabel_1pvka_188{display:none}}._pendingCard_ctsoj_1{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;background:var(--color-bg-sidebar);border:1px dashed var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary)}._pendingIcon_ctsoj_13{color:var(--color-primary);opacity:.7}._pendingText_ctsoj_18{font-size:.95rem;font-weight:500}._card_ctsoj_24{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px;margin-top:16px;display:flex;flex-direction:column;gap:20px;box-shadow:var(--shadow-sm);transition:all var(--transition-base)}._cardSuccess_ctsoj_37{border-color:#10b9814d;background:linear-gradient(to bottom,rgba(16,185,129,.05),var(--color-bg-card))}._cardFail_ctsoj_42{border-color:#ef44444d;background:linear-gradient(to bottom,rgba(239,68,68,.05),var(--color-bg-card))}._header_ctsoj_47{display:flex;align-items:center;gap:24px}._scoreCircle_ctsoj_54{position:relative;width:80px;height:80px;flex-shrink:0}._circularChart_ctsoj_61{display:block;margin:0 auto;max-width:100%;max-height:100%}._circleBg_ctsoj_68{fill:none;stroke:#0000000d;stroke-width:3.8}._cardSuccess_ctsoj_37 ._circle_ctsoj_68{stroke:#10b981}._cardFail_ctsoj_42 ._circle_ctsoj_68{stroke:#ef4444}._circle_ctsoj_68{fill:none;stroke-width:3.8;stroke-linecap:round;animation:_progress_ctsoj_1 1s ease-out forwards}@keyframes 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var(--color-border);padding-top:16px}._toggleBtn_ctsoj_161{display:flex;align-items:center;justify-content:space-between;width:100%;background:transparent;border:none;padding:8px 0;color:var(--color-text-primary);font-weight:600;font-size:1rem;cursor:pointer;transition:opacity var(--transition-fast)}._toggleBtn_ctsoj_161:hover{opacity:.8}._toggleLabel_ctsoj_180{display:flex;align-items:center;gap:8px}._commentContent_ctsoj_186{max-height:0;overflow:hidden;transition:max-height .3s ease-out}._commentContent_ctsoj_186._open_ctsoj_192{max-height:500px;overflow-y:auto}._commentInner_ctsoj_197{margin-top:12px;padding:16px;background:#00000008;border-radius:var(--radius-md);font-size:.95rem;color:var(--color-text-secondary);line-height:1.6;white-space:pre-wrap}@media(max-width:768px){._header_ctsoj_47{flex-direction:column;align-items:center;text-align:center;gap:16px}._statusBadge_ctsoj_133{margin:0 auto}}._expContainer_ctsoj_222{margin-top:1rem;padding-top:1rem;border-top:1px solid 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ease}._syllableContainer_1ugld_23._wrong_1ugld_67{background-color:#fee2e2;animation:_shake_1ugld_1 .3s cubic-bezier(.36,.07,.19,.97) both}._syllableContainer_1ugld_23._wrong_1ugld_67 ._syllableText_1ugld_59{color:#dc2626;font-weight:600}._syllableContainer_1ugld_23._wrong_1ugld_67 ._toneMark_1ugld_43{color:#dc2626}@keyframes _shake_1ugld_1{10%,90%{transform:translate3d(-1px,0,0)}20%,80%{transform:translate3d(1px,0,0)}30%,50%,70%{transform:translate3d(-2px,0,0)}40%,60%{transform:translate3d(2px,0,0)}}._container_qo2hm_1{display:flex;flex-direction:column;flex:1;width:100%}._empty_qo2hm_8{display:flex;align-items:center;justify-content:center;height:100%;color:var(--color-text-muted);font-size:16px}._header_qo2hm_18{display:flex;align-items:flex-start;justify-content:space-between;padding:20px 24px 12px;flex-shrink:0;border-bottom:1px solid var(--color-border)}._lessonTitle_qo2hm_26{font-size:18px;font-weight:800;color:var(--color-text-primary);line-height:1.3}._lessonId_qo2hm_32{font-size:12px;color:var(--color-text-muted);margin-top:2px;font-family:monospace}._videoWrapper_qo2hm_40{position:sticky;top:0;z-index:10;background:#000;flex-shrink:0;height:360px;max-height:45vh;display:flex;align-items:stretch;justify-content:stretch;box-shadow:0 4px 20px #00000080}._video_qo2hm_40{width:100%;height:100%;object-fit:contain;display:block}._videoGlow_qo2hm_59{position:absolute;bottom:-20px;left:50%;transform:translate(-50%);width:70%;height:40px;background:#b9333726;filter:blur(24px);pointer-events:none}._scriptSection_qo2hm_72{flex:1;padding:20px 24px 40px}._scriptTitle_qo2hm_76{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--color-text-muted);margin-bottom:16px}._scriptList_qo2hm_84{display:flex;flex-direction:column;gap:10px}._watchNotice_qo2hm_90{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 16px;background:#b933370d;border:1px dashed rgba(185,51,55,.3);border-radius:var(--radius-lg);text-align:center;color:var(--color-text-secondary);gap:12px}._watchIcon_qo2hm_104{color:var(--color-primary);opacity:.5}._dialogueCard_qo2hm_110{display:flex;flex-direction:column;gap:12px;padding:16px 20px;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-card);cursor:pointer;transition:all var(--transition-base)}._dialogueCard_qo2hm_110:hover{border-color:var(--color-primary);background:var(--color-bg-highlight);transform:translateY(-2px);box-shadow:var(--shadow-md)}._dialogueCardActive_qo2hm_127{border-color:var(--color-primary)!important;background:#b9333712!important;box-shadow:0 0 0 3px #b933371a,var(--shadow-sm)!important}._cardPassed_qo2hm_132{border-color:#10b981}._cardFailed_qo2hm_135{border-color:#ef4444;background:#ef444405}._cardHeader_qo2hm_140{display:flex;justify-content:space-between;align-items:center;width:100%}._actionGroup_qo2hm_147{display:flex;align-items:center;gap:8px}._dialogueMain_qo2hm_153{display:flex;flex-direction:column;gap:12px;width:100%}._dialogueHanzi_qo2hm_160{font-family:"Noto Serif SC",Songti SC,serif;font-size:22px;font-weight:600;letter-spacing:.06em;color:var(--color-text-primary);line-height:1.6}._slowAudioBtn_qo2hm_169{display:flex;align-items:center;gap:4px;background:var(--color-bg-page);border:1px solid var(--color-border);color:var(--color-text-secondary);border-radius:var(--radius-full);padding:2px 8px;font-size:11px;font-weight:600;cursor:pointer;transition:all var(--transition-fast)}._slowAudioBtn_qo2hm_169:hover{background:var(--color-bg-highlight);color:var(--color-primary);border-color:#b9333733}._dialoguePinyin_qo2hm_190{font-size:14px;color:var(--color-primary);font-weight:500;letter-spacing:.03em;line-height:1.5}._dialogueViet_qo2hm_197{font-size:14px;color:var(--color-text-secondary);font-weight:500}._dialogueTime_qo2hm_202{font-size:11px;font-family:monospace;color:var(--color-text-muted);background:var(--color-bg-sidebar);padding:2px 8px;border-radius:var(--radius-full)}._audioBtn_qo2hm_210{padding:7px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-bg-card);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}._audioBtn_qo2hm_210:hover{background:var(--color-primary);color:var(--color-text-inverse);border-color:var(--color-primary)}._seekHint_qo2hm_227{display:none}._vietWrapper_qo2hm_232{width:100%}._hiddenViet_qo2hm_236{padding:8px 12px;background:var(--color-bg-sidebar);border-radius:var(--radius-sm);border:1px dashed var(--color-border);text-align:center}._blurText_qo2hm_244{font-size:13px;color:var(--color-text-muted);font-style:italic}._quizBox_qo2hm_250{padding:12px;background:#b933370d;border-radius:var(--radius-md);border:1px solid rgba(185,51,55,.2);margin-top:8px}._quizPrompt_qo2hm_258{font-size:13px;font-weight:600;color:var(--color-text-primary);margin-bottom:8px}._quizOptions_qo2hm_265{display:flex;flex-direction:column;gap:6px}._quizBtn_qo2hm_271{text-align:left;padding:8px 12px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:13px;color:var(--color-text-secondary);cursor:pointer;transition:all .2s ease}._quizBtn_qo2hm_271:hover{border-color:var(--color-primary);background:#b933370d;color:var(--color-primary)}._successIconInline_qo2hm_289{color:#10b981;margin-right:6px;flex-shrink:0}._dialogueViet_qo2hm_197,._vietText_qo2hm_306{display:flex;align-items:center;font-size:14px;color:var(--color-text-primary);padding:8px 12px;background:#10b9811a;border-radius:var(--radius-sm);border:1px solid rgba(16,185,129,.3)}._teacherFeedbackBox_qo2hm_318{margin-top:12px;padding:12px;border-radius:var(--radius-md);display:flex;flex-direction:column;gap:6px;font-size:13px}._feedbackPassed_qo2hm_328{background:#10b9810d;border:1px solid rgba(16,185,129,.2)}._feedbackFailed_qo2hm_333{background:#ef44440d;border:1px solid rgba(239,68,68,.2)}._feedbackHeader_qo2hm_338{display:flex;align-items:center;gap:6px;font-weight:600}._feedbackPassed_qo2hm_328 ._feedbackHeader_qo2hm_338{color:#10b981}._feedbackFailed_qo2hm_333 ._feedbackHeader_qo2hm_338{color:#ef4444}._feedbackTitle_qo2hm_353{text-transform:uppercase;font-size:11px;letter-spacing:.05em}._feedbackNote_qo2hm_359{color:var(--color-text-secondary);line-height:1.5;background:var(--color-bg-body);padding:8px;border-radius:var(--radius-sm);border:1px solid var(--color-border)}._dialogueActionsCol_qo2hm_369{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}._actionRow_qo2hm_377{display:flex;align-items:center;gap:8px}._recordIdle_qo2hm_383{color:var(--color-primary);border-color:#b933374d}._recordIdle_qo2hm_383:hover{background:var(--color-primary);color:#fff}._recordingPulse_qo2hm_392{background:#b933371a;color:var(--color-primary);border-color:var(--color-primary);animation:_pulseRecording_qo2hm_1 1.5s infinite}@keyframes _pulseRecording_qo2hm_1{0%{box-shadow:0 0 #b9333766}70%{box-shadow:0 0 0 6px #b9333700}to{box-shadow:0 0 #b9333700}}._reviewGroup_qo2hm_405{display:flex;align-items:center;gap:4px;background:var(--color-bg-sidebar);padding:4px;border-radius:var(--radius-full)}._reviewPlay_qo2hm_414{background:#10b981;color:#fff;border-color:#10b981}._reviewPlay_qo2hm_414:hover{background:#059669;border-color:#059669}._locked_qo2hm_426{opacity:.5;pointer-events:none;background:transparent;border-color:transparent}._dialogueHanziBlur_qo2hm_433{font-size:1.5rem;color:var(--color-text-secondary);filter:blur(2px);-webkit-user-select:none;user-select:none}._lockIcon_qo2hm_440{display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary)}._actionWrapperFinal_qo2hm_448{padding:16px;background:#ffffff0d;border-top:1px solid rgba(255,255,255,.1)}._finalSubmitNotice_qo2hm_454{font-size:.9rem;color:var(--color-success);margin-bottom:12px;text-align:center;font-weight:500}@media(max-width:768px){._header_qo2hm_18{padding:16px 16px 12px}._videoWrapper_qo2hm_40{height:260px;max-height:40vh}._scriptSection_qo2hm_72{padding:16px 16px 100px}._dialogueCard_qo2hm_110{padding:12px 14px;gap:8px}._dialogueHanzi_qo2hm_160{font-size:20px;line-height:1.4}._dialoguePinyin_qo2hm_190{font-size:13px}._audioBtn_qo2hm_210{padding:6px}._actionRow_qo2hm_377{gap:6px}._quizBtn_qo2hm_271{padding:10px 12px}}._submitSection_qo2hm_504{padding:24px;background:var(--color-bg-page);border-top:1px solid var(--color-border);display:flex;flex-direction:column;align-items:center;gap:12px;position:sticky;bottom:0;z-index:10;box-shadow:0 -4px 24px #0000001a}._submitBtn_qo2hm_518{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;max-width:400px;padding:16px;background:var(--color-primary);color:var(--color-text-inverse);border:none;border-radius:var(--radius-lg);font-size:1rem;font-weight:800;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 16px #b9333733}._submitBtn_qo2hm_518:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #b933374d;background:var(--color-primary-hover)}._submitBtn_qo2hm_518:disabled{opacity:.7;cursor:not-allowed}._spinner_qo2hm_548{animation:_spin_qo2hm_548 1s linear infinite}@keyframes _spin_qo2hm_548{to{transform:rotate(360deg)}}._errorText_qo2hm_556{color:var(--color-status-fail);font-size:.9rem;font-weight:500;text-align:center}._container_1mscc_1{padding:var(--spacing-xl);max-width:800px;margin:0 auto;height:100%;overflow-y:auto;animation:_fadeIn_1mscc_1 .4s ease-out forwards}@keyframes _fadeIn_1mscc_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}._header_1mscc_15{margin-bottom:var(--spacing-2xl);text-align:center}._headerIcon_1mscc_20{color:var(--color-primary);margin-bottom:var(--spacing-md);filter:drop-shadow(0 4px 6px rgba(185,51,55,.2))}._header_1mscc_15 h2{font-size:2.25rem;color:var(--color-text-primary);margin-bottom:var(--spacing-xs);font-weight:800;letter-spacing:-.02em}._header_1mscc_15 p{color:var(--color-error);font-size:.95rem;font-weight:500}._slotGrid_1mscc_40{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-2xl)}._slotCard_1mscc_47{background:var(--color-bg-card);border:2px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}._slotCard_1mscc_47:hover:not(:disabled){border-color:var(--color-border-focus);transform:translateY(-4px);box-shadow:var(--shadow-md)}._slotCard_1mscc_47._selected_1mscc_69{border-color:var(--color-primary);background:var(--color-bg-highlight);box-shadow:0 4px 12px #b9333726}._slotCard_1mscc_47._selected_1mscc_69:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent))}._slotCard_1mscc_47:disabled{background:var(--color-bg-hover);border-color:var(--color-border);cursor:not-allowed;opacity:.6;box-shadow:none;transform:none}._slotDate_1mscc_94{font-size:.85rem;color:var(--color-text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:.05em}._slotTime_1mscc_102{display:flex;align-items:center;gap:var(--spacing-xs);font-size:1.25rem;font-weight:800;color:var(--color-text-primary)}._slotStatus_1mscc_111{font-size:.75rem;color:var(--color-error);margin-top:4px;font-weight:700;background:#dc26261a;padding:2px 8px;border-radius:var(--radius-full)}._footer_1mscc_121{display:flex;justify-content:center}._btnPrimary_1mscc_126{background:var(--color-primary);color:var(--color-text-inverse);border:none;padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--radius-lg);font-weight:700;font-size:1.05rem;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 12px #b9333740}._btnPrimary_1mscc_126:disabled{background:var(--color-border);color:var(--color-text-muted);cursor:not-allowed;box-shadow:none;transform:none}._btnPrimary_1mscc_126:hover:not(:disabled){background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 16px #b9333759}._btnPrimary_1mscc_126:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px #b9333733}._successCard_1mscc_158{background:var(--color-bg-card);text-align:center;padding:var(--spacing-2xl);display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg);border-radius:var(--radius-xl);border:1px solid var(--color-border);box-shadow:var(--shadow-lg)}._successIcon_1mscc_171{color:#10b981;filter:drop-shadow(0 4px 6px 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h2{font-size:2.25rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-xs);letter-spacing:-.02em}._header_1urcs_15 p{color:var(--color-text-secondary);font-size:1.1rem;font-weight:500}._statsGrid_1urcs_40{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}._statCard_1urcs_47{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);text-align:center;box-shadow:var(--shadow-md);transition:all var(--transition-base);position:relative;overflow:hidden}._statCard_1urcs_47:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:0;transition:opacity 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label{font-size:.95rem;font-weight:700;color:var(--color-text-primary)}._inputGroup_1urcs_111 input,._inputGroup_1urcs_111 select,._inputGroup_1urcs_111 textarea{padding:var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:inherit;font-size:1rem;background:var(--color-bg-page);color:var(--color-text-primary);transition:all var(--transition-fast);box-shadow:inset 0 2px 4px #00000005}._inputGroup_1urcs_111 input:focus,._inputGroup_1urcs_111 select:focus,._inputGroup_1urcs_111 textarea:focus{outline:none;background:var(--color-bg-card);border-color:var(--color-border-focus);box-shadow:0 0 0 3px var(--color-bg-highlight)}._previewSection_1urcs_146{margin-bottom:var(--spacing-2xl)}._previewHeader_1urcs_150{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);color:var(--color-text-primary)}._previewHeader_1urcs_150 h3{font-size:1.25rem;margin:0;font-weight:800;letter-spacing:-.01em}._previewBox_1urcs_165{background:var(--color-bg-card);border:1px solid var(--color-border);padding:var(--spacing-xl);border-radius:var(--radius-lg);line-height:1.6;color:var(--color-text-secondary);font-size:1.05rem;white-space:pre-wrap;box-shadow:var(--shadow-sm)}._footer_1urcs_177{display:flex;justify-content:flex-end}._btnPrimary_1urcs_182{display:flex;align-items:center;gap:var(--spacing-sm);background:var(--color-primary);color:var(--color-text-inverse);border:none;padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--radius-md);font-weight:700;font-size:1.05rem;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 12px #b9333740}._btnPrimary_1urcs_182:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 16px #b9333759}._btnPrimary_1urcs_182:active{transform:translateY(0);box-shadow:0 2px 8px #b9333733}._btnSuccess_1urcs_209{background:#10b981;box-shadow:0 4px 12px #10b98140}._btnSuccess_1urcs_209:hover{background:#059669;box-shadow:0 6px 16px #10b98159}._container_ule3n_1{width:100%;display:flex;flex-direction:column;align-items:center}._actionCenter_ule3n_8{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);margin-top:var(--spacing-md)}._recordBtnBig_ule3n_16{width:80px;height:80px;border-radius:50%;border:none;background:var(--color-primary);color:var(--color-text-inverse);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 20px #b933374d}._recordBtnBig_ule3n_16:hover{transform:scale(1.05);background:var(--color-primary-hover);box-shadow:0 8px 30px #b9333766}._micIcon_ule3n_37{transition:transform var(--transition-fast)}._recordBtnBig_ule3n_16:active ._micIcon_ule3n_37{transform:scale(.9)}._recordBtnBig_ule3n_16._requesting_ule3n_45{background:var(--color-border);cursor:wait;box-shadow:none}._recordBtnBig_ule3n_16._recording_ule3n_51{background:var(--color-text-inverse);color:var(--color-primary);box-shadow:0 0 0 4px #b9333733,0 0 20px #b9333766;animation:_pulse_ule3n_1 1.5s infinite}._stopIcon_ule3n_58{fill:currentColor}@keyframes _pulse_ule3n_1{0%{box-shadow:0 0 #b9333766}70%{box-shadow:0 0 0 20px #b9333700}to{box-shadow:0 0 #b9333700}}._spinner_ule3n_68{width:24px;height:24px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:var(--color-text-inverse);animation:_spin_ule3n_68 1s ease-in-out infinite}@keyframes _spin_ule3n_68{to{transform:rotate(360deg)}}._hint_ule3n_81{font-size:.9rem;color:var(--color-text-secondary);font-weight:500}._hintGlowing_ule3n_87{font-size:.95rem;color:var(--color-primary);font-weight:700;animation:_glowText_ule3n_1 1.5s infinite alternate}@keyframes _glowText_ule3n_1{0%{opacity:.7}to{opacity:1;text-shadow:0 0 8px rgba(185,51,55,.3)}}._errorText_ule3n_99{color:var(--color-error);font-size:.9rem;font-weight:600;text-align:center;max-width:250px}._reviewCenter_ule3n_108{width:100%;display:flex;flex-direction:column;gap:var(--spacing-lg);align-items:center;margin-top:var(--spacing-md)}._audioPlayer_ule3n_117{width:100%;height:40px;border-radius:var(--radius-full)}._reviewActions_ule3n_123{display:flex;gap:var(--spacing-md);width:100%}._btnPrimary_ule3n_129,._btnSecondary_ule3n_129{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md);border-radius:var(--radius-lg);font-weight:700;font-size:1rem;cursor:pointer;border:none;transition:all var(--transition-base)}._btnPrimary_ule3n_129{background:var(--color-primary);color:var(--color-text-inverse);box-shadow:0 4px 12px #b9333740}._btnPrimary_ule3n_129:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 16px #b9333759}._btnPrimary_ule3n_129:active{transform:translateY(0);box-shadow:0 2px 8px #b9333733}._btnSecondary_ule3n_129{background:var(--color-bg-page);color:var(--color-text-primary);border:1px solid var(--color-border);box-shadow:var(--shadow-sm)}._btnSecondary_ule3n_129:hover{background:var(--color-bg-hover);border-color:var(--color-border-focus)}._uploadingBox_ule3n_174,._successBox_ule3n_174{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-xl);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);width:100%;box-shadow:var(--shadow-md)}._spinnerUpload_ule3n_187{width:32px;height:32px;border:3px solid rgba(185,51,55,.2);border-radius:50%;border-top-color:var(--color-primary);animation:_spin_ule3n_68 1s ease-in-out infinite}._successIcon_ule3n_196{color:#10b981;filter:drop-shadow(0 4px 6px rgba(16,185,129,.2))}._successBox_ule3n_174 h4{color:var(--color-text-primary);font-size:1.15rem;font-weight:800;margin:0}._successBox_ule3n_174 p{color:var(--color-text-secondary);font-size:.95rem;margin:0;text-align:center}._btnOutline_ule3n_215{background:transparent;border:1px solid var(--color-border);color:var(--color-text-primary);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-full);cursor:pointer;font-weight:600;font-size:.95rem;transition:all var(--transition-fast);margin-top:var(--spacing-sm)}._btnOutline_ule3n_215:hover{background:var(--color-bg-hover);border-color:var(--color-border-focus)}._container_10a2v_1{padding:var(--spacing-xl);max-width:900px;margin:0 auto;animation:_slideUp_10a2v_1 .4s ease-out forwards}@keyframes _slideUp_10a2v_1{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}._header_10a2v_13{margin-bottom:var(--spacing-2xl);text-align:center}._title_10a2v_18{font-size:2.5rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em}._subtitle_10a2v_29{font-size:1.1rem;color:var(--color-text-secondary);font-weight:500}._grid_10a2v_35{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl)}._card_10a2v_41{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:var(--shadow-md);transition:all var(--transition-base);position:relative;overflow:hidden}._card_10a2v_41:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:0;transition:opacity var(--transition-base)}._card_10a2v_41:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--color-border-focus)}._card_10a2v_41:hover:before{opacity:1}._cardIcon_10a2v_78{width:64px;height:64px;background:var(--color-bg-highlight);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--color-primary);margin-bottom:var(--spacing-md);transition:transform var(--transition-base)}._card_10a2v_41:hover ._cardIcon_10a2v_78{transform:scale(1.1)}._cardTitle_10a2v_95{font-size:1.5rem;font-weight:800;margin-bottom:var(--spacing-sm);color:var(--color-text-primary);letter-spacing:-.01em}._cardDesc_10a2v_103{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl);font-size:1rem;line-height:1.5}._zoomBtn_10a2v_110{display:inline-flex;align-items:center;gap:var(--spacing-sm);background:var(--color-primary);color:var(--color-text-inverse);border:none;border-radius:var(--radius-full);padding:1rem 2rem;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all var(--transition-base);text-decoration:none;box-shadow:0 4px 15px #b9333740}._zoomBtn_10a2v_110:hover{background:var(--color-primary-hover);transform:scale(1.05);box-shadow:0 6px 20px #b9333759}._zoomBtn_10a2v_110:active{transform:scale(.98);box-shadow:0 2px 10px #b9333733}@media(max-width:768px){._grid_10a2v_35{grid-template-columns:1fr}}._pinyinContent_10a2v_144{background:var(--color-bg-highlight);padding:var(--spacing-md) 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ease}._toneItem_10a2v_221:hover{transform:translateY(-3px);border-color:var(--color-primary)}._toneSymbol_10a2v_238{font-size:2.5rem;font-weight:900;color:var(--color-primary);margin-bottom:var(--spacing-sm);line-height:1}._toneName_10a2v_246{font-size:1rem;font-weight:700;color:var(--color-text-primary);margin-bottom:4px}._tonePitch_10a2v_253{font-size:.85rem;font-family:monospace;color:var(--color-text-muted);margin-bottom:var(--spacing-sm);background:#0003;padding:2px 8px;border-radius:12px}._toneExample_10a2v_263{font-size:1.25rem;font-family:"Noto Serif SC",serif;color:var(--color-text-primary);margin-bottom:var(--spacing-md)}._toneCombos_10a2v_271{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}._comboGrid_10a2v_277{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md);margin-top:var(--spacing-md)}._comboItem_10a2v_284{display:flex;align-items:center;justify-content:space-between;background:var(--color-bg-highlight);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md)}._comboDetails_10a2v_293{display:flex;flex-direction:column}._comboLabel_10a2v_298{font-size:.85rem;color:var(--color-text-muted);font-weight:600}._comboText_10a2v_304{font-size:1.1rem;font-weight:700;color:var(--color-primary)}._container_agunr_1{padding:var(--spacing-xl);max-width:900px;margin:0 auto;animation:_fadeIn_agunr_1 .4s ease-out forwards}@keyframes _fadeIn_agunr_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}._header_agunr_13{margin-bottom:var(--spacing-2xl);text-align:center}._title_agunr_18{font-size:2.2rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-sm);letter-spacing:-.02em}._titleHighlight_agunr_26{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}._subtitle_agunr_32{font-size:1.1rem;color:var(--color-text-secondary);font-weight:500}._videoCard_agunr_38{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-lg);overflow:hidden;margin-bottom:var(--spacing-xl);position:relative}._videoCard_agunr_38:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:.8}._videoPlaceholder_agunr_60{width:100%;aspect-ratio:16 / 9;background:var(--color-bg-page);border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-md);color:var(--color-text-muted);border:1px dashed var(--color-border)}._videoIcon_agunr_74{color:var(--color-border);transition:transform var(--transition-base)}._videoPlaceholder_agunr_60:hover ._videoIcon_agunr_74{transform:scale(1.05);color:var(--color-text-muted)}._feedbackSection_agunr_84{background:var(--color-bg-page);border-radius:var(--radius-lg);padding:var(--spacing-lg);border:1px solid var(--color-border)}._feedbackTitle_agunr_91{display:flex;align-items:center;gap:var(--spacing-sm);font-size:1.2rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-md)}._feedbackTitle_agunr_91 svg{color:var(--color-primary)}._feedbackContent_agunr_105{color:var(--color-text-secondary);line-height:1.6;font-size:1rem}._heatmapWrapper_tvwai_1{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;margin-top:24px}._header_tvwai_13{display:flex;justify-content:space-between;align-items:center}._header_tvwai_13 h3{margin:0;font-size:1.1rem;color:var(--color-text-primary)}._streakBadge_tvwai_25{background:#f59e0b1a;color:#f59e0b;padding:6px 12px;border-radius:20px;font-size:.85rem;font-weight:500;border:1px solid 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4px}._statsCard_1105r_1{background:#0f172a80;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.05);border-radius:24px;padding:2rem;margin-bottom:2rem;box-shadow:0 10px 30px -10px #00000080,inset 0 1px 1px #ffffff14;position:relative;overflow:hidden}._statsCard_1105r_1:after{content:"";position:absolute;top:-50%;left:-50%;right:-50%;bottom:-50%;background:radial-gradient(circle,rgba(56,189,248,.03) 0%,transparent 60%);z-index:-1;pointer-events:none;animation:_slowSpin_1105r_1 20s linear infinite}@keyframes _slowSpin_1105r_1{0%{transform:rotate(0)}to{transform:rotate(360deg)}}._header_1105r_28{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}._titleRow_1105r_35{display:flex;align-items:center;gap:.5rem}._trophyIcon_1105r_41{color:#fbbf24}._header_1105r_28 h2{font-size:1.1rem;font-weight:700;color:#f8fafc;margin:0}._streakBadge_1105r_52{display:flex;align-items:center;gap:.3rem;background:#0f172a99;padding:4px 10px;border-radius:99px;font-size:.85rem;font-weight:600;color:#e2e8f0;border:1px solid rgba(255,255,255,.05)}._fireActive_1105r_65{color:#ef4444;filter:drop-shadow(0 0 8px rgba(239,68,68,.6));animation:_pulseFire_1105r_1 2s infinite}@keyframes _pulseFire_1105r_1{0%{transform:scale(1);filter:drop-shadow(0 0 8px rgba(239,68,68,.6))}50%{transform:scale(1.15);filter:drop-shadow(0 0 12px rgba(239,68,68,.8))}to{transform:scale(1);filter:drop-shadow(0 0 8px rgba(239,68,68,.6))}}._fireDim_1105r_77{color:#475569}._motivationBox_1105r_81{display:flex;align-items:flex-start;gap:.8rem;background:linear-gradient(135deg,#38bdf81a,#2563eb0d);border:1px solid rgba(56,189,248,.2);border-radius:16px;padding:1.25rem;margin-bottom:1.5rem;box-shadow:0 4px 15px #0000001a,inset 0 1px 1px #ffffff0d}._motiIcon_1105r_93{color:#38bdf8;flex-shrink:0;margin-top:2px}._motivationBox_1105r_81 p{margin:0;font-size:.95rem;color:#bae6fd;line-height:1.4}._rankSection_1105r_106{background:#0f172a99;border-radius:16px;padding:1.5rem;border:1px solid rgba(255,255,255,.05);box-shadow:inset 0 2px 10px #0000004d}._rankHeader_1105r_114{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}._rankLabel_1105r_121{font-size:.9rem;color:#94a3b8}._rankName_1105r_126{font-size:1.1rem;font-weight:800;color:#38bdf8;text-transform:uppercase;letter-spacing:.5px}._progressTrack_1105r_134{height:8px;background:#ffffff1a;border-radius:99px;overflow:hidden;margin-bottom:.75rem}._progressFill_1105r_142{height:100%;background:linear-gradient(90deg,#38bdf8,#818cf8);border-radius:99px;transition:width 1s cubic-bezier(.16,1,.3,1);box-shadow:0 0 10px #38bdf880}._pointsRow_1105r_150{display:flex;justify-content:space-between;align-items:center}._kpBadge_1105r_156{display:flex;align-items:center;gap:4px;color:#fbbf24;font-weight:700;font-size:.95rem}._starIcon_1105r_165{fill:#fbbf24}._nextRankHint_1105r_169{font-size:.8rem;color:#64748b}._container_idmsj_1{padding:2rem;max-width:1200px;margin:0 auto;animation:_fadeIn_idmsj_1 .6s cubic-bezier(.16,1,.3,1) forwards}@keyframes _fadeIn_idmsj_1{0%{opacity:0;transform:translateY(20px);filter:blur(10px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}._header_idmsj_13{margin-bottom:2.5rem;position:relative}._title_idmsj_18{font-size:2.5rem;font-weight:800;color:var(--color-text-primary);margin:0 0 .5rem;letter-spacing:-.03em}._subtitle_idmsj_26{color:var(--color-text-secondary);margin:0;font-size:1.1rem;font-weight:500}._statsGrid_idmsj_33{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-bottom:2.5rem}._statCard_idmsj_40{background:var(--color-bg-card);border-radius:20px;padding:1.5rem;display:flex;align-items:center;gap:1.5rem;box-shadow:var(--shadow-sm);border:1px solid var(--color-border);transition:all .4s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}._statCard_idmsj_40:hover{transform:translateY(-4px) scale(1.02);border-color:var(--color-border-focus);box-shadow:var(--shadow-md)}._statIconWrapper_idmsj_60{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;position:relative;background:var(--color-bg-sidebar)}._statInfo_idmsj_71{display:flex;flex-direction:column;z-index:1}._statLabel_idmsj_77{font-size:.9rem;color:var(--color-text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.2rem}._statValue_idmsj_86{font-size:2rem;font-weight:800;color:var(--color-text-primary);line-height:1.1}._grid_idmsj_93{display:grid;grid-template-columns:2fr 1fr;gap:2rem}._panel_idmsj_99{background:var(--color-bg-card);border-radius:24px;padding:2rem;box-shadow:var(--shadow-sm);border:1px solid var(--color-border)}._panelHeader_idmsj_107{display:flex;align-items:center;gap:.75rem;margin-bottom:1.5rem;color:var(--color-text-primary)}._panelHeader_idmsj_107 h2{font-size:1.4rem;font-weight:700;margin:0;letter-spacing:-.02em}._panelHeader_idmsj_107 svg{color:var(--color-primary)}._emptyState_idmsj_126{padding:4rem 2rem;text-align:center;background:var(--color-bg-sidebar);border-radius:16px;border:1px dashed var(--color-border);display:flex;flex-direction:column;align-items:center;gap:1rem}._emptyStateIcon_idmsj_138{color:var(--color-text-muted);width:64px;height:64px;opacity:.5;margin-bottom:.5rem}._emptyState_idmsj_126 h3{color:var(--color-text-primary);font-size:1.2rem;margin:0;font-weight:600}._emptyState_idmsj_126 p{color:var(--color-text-secondary);margin:0;font-size:.95rem;max-width:300px}._classList_idmsj_160{display:flex;flex-direction:column;gap:1rem}._classCard_idmsj_166{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;border-radius:16px;background:var(--color-bg-sidebar);border:1px solid var(--color-border);transition:all .3s cubic-bezier(.16,1,.3,1)}._classCard_idmsj_166:hover{background:var(--color-bg-highlight);border-color:var(--color-primary);transform:translate(4px);box-shadow:var(--shadow-sm)}._classInfo_idmsj_184 h3{margin:0 0 .4rem;font-size:1.15rem;font-weight:700;color:var(--color-text-primary)}._classStatus_idmsj_191{font-size:.8rem;color:var(--color-status-pass);background:#16a34a1a;padding:.3rem .6rem;border-radius:6px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;display:inline-flex;align-items:center;gap:4px}._classStatus_idmsj_191:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}._enterClassBtn_idmsj_213{display:flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;background:var(--color-primary);color:#fff;border:none;border-radius:10px;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #b9333733}._enterClassBtn_idmsj_213:hover{transform:translateY(-2px);box-shadow:0 8px 25px #b933374d;background:var(--color-primary-hover)}._joinDesc_idmsj_234{color:var(--color-text-secondary);font-size:.95rem;margin:0 0 1.5rem;line-height:1.5}._joinForm_idmsj_241{display:flex;flex-direction:column;gap:1rem}._input_idmsj_247{width:100%;padding:1rem 1.2rem;border:1px solid var(--color-border);border-radius:12px;font-size:1rem;background:var(--color-bg-page);color:var(--color-text-primary);transition:all .3s ease;font-family:inherit}._input_idmsj_247::placeholder{color:var(--color-text-muted)}._input_idmsj_247:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #b933371a}._submitBtn_idmsj_269{width:100%;padding:1rem;background:var(--color-accent);color:#1e293b;border:none;border-radius:12px;font-size:1.05rem;font-weight:800;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #fec46f4d;text-transform:uppercase;letter-spacing:.05em}._submitBtn_idmsj_269:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #fec46f80;background:var(--color-accent-hover)}._submitBtn_idmsj_269:disabled{background:var(--color-border);color:var(--color-text-muted);box-shadow:none;cursor:not-allowed}._error_idmsj_298{color:var(--color-status-fail);font-size:.9rem;background:#dc26261a;padding:.75rem 1rem;border-radius:8px;border:1px solid rgba(220,38,38,.2);display:flex;align-items:center;gap:.5rem}._success_idmsj_310{color:var(--color-status-pass);font-size:.9rem;background:#16a34a1a;padding:.75rem 1rem;border-radius:8px;border:1px solid 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var(--color-border);background:#fffc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);flex-shrink:0;z-index:10;box-shadow:var(--shadow-sm)}._topbarRight_wgm6o_31{display:flex;align-items:center;gap:var(--spacing-md)}._contentArea_wgm6o_37{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;position:relative}._sidebarWrapper_wgm6o_46{height:100%;display:flex;flex-shrink:0;z-index:50;transition:transform .3s 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p{color:#bae6fd;font-size:1.1rem;margin:0;line-height:1.5}._panel_97h93_1{display:flex;flex-direction:column;gap:1.5rem}._panelHeader_97h93_7{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}._titleArea_97h93_14{display:flex;align-items:center;gap:12px;color:#f8fafc}._titleArea_97h93_14 h2{font-size:1.5rem;font-weight:700;margin:0;background:linear-gradient(to right,#38bdf8,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent}._createBtn_97h93_30{display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:1px solid rgba(255,255,255,.1);border-radius:99px;padding:10px 24px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);box-shadow:0 4px 15px #2563eb4d,inset 0 1px 1px #fff3}._createBtn_97h93_30:hover{transform:translateY(-2px);box-shadow:0 8px 20px #2563eb66,inset 0 1px 1px 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#38bdf84d}._submitBtnSmart_97h93_500:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}._resultsPanel_97h93_524{background:#0f172acc;border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden}._resultsHeader_97h93_531{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#0003;border-bottom:1px solid rgba(255,255,255,.05)}._resultsHeader_97h93_531 h5{margin:0;color:#f8fafc}._resultsHeader_97h93_531 button{background:transparent;color:#38bdf8;border:1px solid rgba(56,189,248,.3);padding:4px 12px;border-radius:8px;font-size:.85rem;cursor:pointer;transition:all .2s}._resultsHeader_97h93_531 button:hover{background:#38bdf81a}._exportBtn_97h93_560{display:flex;align-items:center;gap:6px;background:#22c55e26!important;color:#22c55e!important;border:1px solid rgba(34,197,94,.4)!important;padding:6px 14px!important;border-radius:8px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all 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.2s}._resetPwBtn_97h93_752:hover:not(:disabled){color:#f59e0b;background:#f59e0b1a}._resetPwBtn_97h93_752:disabled{opacity:.5;cursor:not-allowed}._container_1cs1i_1{display:flex;flex-direction:column;height:100%;background:transparent}._stickyHeader_1cs1i_8{position:sticky;top:0;z-index:20;background:#0f172ad9;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid rgba(255,255,255,.05);padding:1.5rem;display:flex;flex-direction:column;gap:16px;box-shadow:0 10px 30px #00000080}._headerTitleArea_1cs1i_23{padding-right:32px}._title_1cs1i_27{margin:0 0 4px;font-size:1.4rem;font-weight:800;color:#f8fafc}._lessonName_1cs1i_34{margin:0;font-size:.95rem;color:#94a3b8}._closeBtn_1cs1i_40{position:absolute;top:1.5rem;right:1.5rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#94a3b8;cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s}._closeBtn_1cs1i_40:hover{background:#ef444433;color:#ef4444;border-color:#ef444480;transform:scale(1.1)}._globalActions_1cs1i_63{display:flex;gap:16px;align-items:center;flex-wrap:wrap}._scoreControl_1cs1i_70{display:flex;flex-direction:column;gap:8px;min-width:150px}._scoreControl_1cs1i_70 label{font-weight:700;color:#38bdf8;font-size:.95rem}._slider_1cs1i_83{width:100%;accent-color:#38bdf8}._globalFeedbackBox_1cs1i_88{flex:1;min-width:250px}._globalFeedback_1cs1i_88{width:100%;padding:10px 16px;border:1px solid rgba(255,255,255,.1);border-radius:12px;background:#0000004d;font-size:.9rem;resize:vertical;color:#f8fafc;transition:all .2s}._globalFeedback_1cs1i_88:focus{outline:none;border-color:#38bdf8;box-shadow:0 0 0 2px #38bdf833}._btnGroup_1cs1i_111{display:flex;gap:12px}._btn_1cs1i_111{display:flex;align-items:center;gap:8px;padding:10px 20px;border-radius:12px;font-weight:700;font-size:.95rem;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);border:none}._btnPass_1cs1i_129{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 4px 15px #10b9814d,inset 0 1px 1px #fff3}._btnPass_1cs1i_129:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #10b98180,inset 0 1px 1px #fff3;filter:brightness(1.1)}._btnFail_1cs1i_141{background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.3)}._btnFail_1cs1i_141:hover:not(:disabled){background:#ef444433;border-color:#ef444480;box-shadow:0 0 15px #ef44444d;transform:translateY(-2px)}._btn_1cs1i_111:disabled{opacity:.5;cursor:not-allowed;transform:none}._alert_1cs1i_160{margin:1rem 1.5rem 0;padding:12px 16px;border-radius:12px;display:flex;align-items:center;gap:8px;font-weight:600;animation:_slideDown_1cs1i_1 .3s ease}@keyframes _slideDown_1cs1i_1{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}._alertSuccess_1cs1i_176{background:#22c55e1a;color:#22c55e;border:1px solid rgba(34,197,94,.3)}._sentencesList_1cs1i_182{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem}._sentencesList_1cs1i_182::-webkit-scrollbar{width:6px}._sentencesList_1cs1i_182::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}._sentenceCard_1cs1i_194{background:#0003;border:1px solid rgba(255,255,255,.05);border-radius:16px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;box-shadow:inset 0 0 20px #ffffff05}._contextSide_1cs1i_204{padding:1.5rem;border-right:1px solid rgba(255,255,255,.05)}._vnText_1cs1i_209{color:#94a3b8;font-size:1rem;margin-top:12px;font-style:italic}._gradingSide_1cs1i_216{padding:1.5rem;background:#ffffff05;display:flex;flex-direction:column;gap:16px}._audioPlayer_1cs1i_224{width:100%;height:40px;border-radius:8px}._audioPlayer_1cs1i_224::-webkit-media-controls-panel{background:#38bdf81a}._audioPlayer_1cs1i_224::-webkit-media-controls-play-button,._audioPlayer_1cs1i_224::-webkit-media-controls-mute-button{filter:invert(1)}._noAudio_1cs1i_239{color:#ef4444;font-size:.9rem;font-style:italic;padding:8px 12px;background:#ef44441a;border-radius:8px;border:1px dashed rgba(239,68,68,.3)}._gradingActions_1cs1i_249{display:flex;flex-direction:column;gap:12px}._statusToggle_1cs1i_255{display:flex;gap:8px}._toggleBtn_1cs1i_260{flex:1;padding:10px;border:1px solid rgba(255,255,255,.1);background:#0000004d;color:#94a3b8;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s}._toggleBtn_1cs1i_260:hover{background:#ffffff0d;color:#f8fafc}._togglePassActive_1cs1i_277{background:#22c55e1a;color:#22c55e;border-color:#22c55e80;box-shadow:0 0 15px #22c55e33}._toggleFailActive_1cs1i_284{background:#ef44441a;color:#ef4444;border-color:#ef444480;box-shadow:0 0 15px #ef444433}._noteInput_1cs1i_291{width:100%;padding:10px 12px;border:1px solid rgba(255,255,255,.1);border-radius:8px;font-size:.9rem;background:#0000004d;color:#f8fafc;resize:vertical;transition:all .2s}._noteInput_1cs1i_291:focus{outline:none;border-color:#38bdf8;background:#0f172a80}._pinyinContainer_1cs1i_310{margin-bottom:.5rem}@media(max-width:900px){._sentenceCard_1cs1i_194{grid-template-columns:1fr}._contextSide_1cs1i_204{border-right:none;border-bottom:1px solid rgba(255,255,255,.05)}}._container_121x5_1{display:flex;height:100vh;background-color:#0f172a;background-image:radial-gradient(circle at 100% 0%,rgba(56,189,248,.1) 0px,transparent 50%),radial-gradient(circle at 0% 100%,rgba(37,99,235,.1) 0px,transparent 50%);color:#f8fafc;overflow:hidden}._studentsSidebar_121x5_13{width:260px;background:#0f172ab3;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-right:1px solid rgba(255,255,255,.05);display:flex;flex-direction:column;z-index:10}._sidebarHeader_121x5_23{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.05)}._sidebarHeader_121x5_23 h2{font-size:1.1rem;font-weight:700;color:#f8fafc;margin:0 0 4px}._sidebarHeader_121x5_23 p{font-size:.85rem;color:#94a3b8;margin:0}._studentList_121x5_41{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:8px}._studentList_121x5_41::-webkit-scrollbar{width:4px}._studentList_121x5_41::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}._studentBtn_121x5_53{display:flex;align-items:center;gap:12px;width:100%;padding:12px;background:transparent;border:1px solid transparent;border-radius:12px;cursor:pointer;transition:all .2s;text-align:left}._studentBtn_121x5_53:hover{background:#ffffff05}._studentBtnActive_121x5_71{background:#38bdf81a;border:1px solid rgba(56,189,248,.3);box-shadow:0 4px 12px #38bdf81a}._studentAvatar_121x5_77{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#38bdf8,#818cf8);display:flex;align-items:center;justify-content:center;color:#fff;overflow:hidden}._studentAvatar_121x5_77 img{width:100%;height:100%;object-fit:cover}._studentInfo_121x5_95{flex:1;display:flex;flex-direction:column;gap:4px}._studentName_121x5_102{font-size:.95rem;font-weight:600;color:#f8fafc}._pendingBadge_121x5_108{font-size:.75rem;font-weight:600;color:#fb923c;background:#fb923c1a;padding:2px 6px;border-radius:4px;display:inline-block;width:fit-content}._noPendingBadge_121x5_119{font-size:.75rem;color:#22c55e;background:#22c55e1a;padding:2px 6px;border-radius:4px;display:inline-block;width:fit-content}._emptyText_121x5_129{text-align:center;color:#64748b;font-size:.9rem;margin-top:2rem;font-style:italic}._syllabusSidebar_121x5_138{width:280px;background:#0f172a66;border-right:1px solid rgba(255,255,255,.05);display:flex;flex-direction:column}._nav_121x5_146{flex:1;overflow-y:auto;padding:1rem}._nav_121x5_146::-webkit-scrollbar{width:4px}._nav_121x5_146::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}._weekBlock_121x5_155{margin-bottom:8px}._weekBtn_121x5_159{display:flex;align-items:center;gap:8px;width:100%;padding:12px;background:#ffffff05;border:1px solid rgba(255,255,255,.05);border-radius:8px;color:#f8fafc;font-weight:600;cursor:pointer;transition:all .2s}._weekBtn_121x5_159:hover{background:#ffffff0d}._weekBtnActive_121x5_178{background:#38bdf80d;border-color:#38bdf833;color:#38bdf8}._dayList_121x5_184{padding:8px 0 8px 16px;display:flex;flex-direction:column;gap:4px}._dayBtn_121x5_191{width:100%;text-align:left;padding:8px 12px;background:transparent;border:none;color:#cbd5e1;font-size:.9rem;font-weight:500;cursor:pointer;border-radius:6px;transition:all .2s}._dayBtn_121x5_191:hover{background:#ffffff05;color:#f8fafc}._dayBtnActive_121x5_210{color:#38bdf8;font-weight:600}._lessonList_121x5_215{padding:4px 0 4px 12px;display:flex;flex-direction:column;gap:4px;border-left:1px solid rgba(255,255,255,.1);margin-left:12px}._lessonBtn_121x5_224{display:flex;align-items:center;gap:8px;width:100%;padding:8px;background:transparent;border:none;border-radius:6px;cursor:pointer;transition:all .2s;text-align:left}._lessonBtn_121x5_224:hover{background:#ffffff0d}._lessonBtnActive_121x5_242{background:#ffffff1a}._lessonName_121x5_246{font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._statusPassed_121x5_253{color:#22c55e}._statusPassed_121x5_253 ._lessonIcon_121x5_254{filter:drop-shadow(0 0 4px rgba(34,197,94,.5))}._statusPending_121x5_256{color:#fb923c;font-weight:600}._statusPending_121x5_256 ._lessonIcon_121x5_254{filter:drop-shadow(0 0 4px rgba(251,146,60,.5))}._statusRetake_121x5_259{color:#ef4444}._statusRetake_121x5_259 ._lessonIcon_121x5_254{filter:drop-shadow(0 0 4px rgba(239,68,68,.5))}._statusNeutral_121x5_262{color:#64748b}._mainContent_121x5_265{flex:1;position:relative;background:transparent;display:flex;flex-direction:column}._gradingColumn_121x5_273{flex:1;display:flex;flex-direction:column;height:100%;padding:1.5rem}._reviewSection_121x5_281{flex:1;background:#0f172a99;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.05);border-radius:24px;box-shadow:0 10px 40px #00000080,inset 0 1px 1px #ffffff0d;overflow:hidden;display:flex;flex-direction:column}._emptyState_121x5_293{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#64748b;text-align:center;padding:2rem}._emptyState_121x5_293 h3{font-size:1.5rem;color:#f8fafc;margin:0 0 12px}._emptySubmission_121x5_310{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#94a3b8;gap:16px}._container_pkz6k_1{padding:var(--spacing-xl);max-width:1200px;margin:0 auto}._header_pkz6k_7{margin-bottom:var(--spacing-2xl)}._title_pkz6k_11{font-size:2.25rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-sm);letter-spacing:-.02em}._subtitle_pkz6k_19{color:var(--color-text-secondary);font-size:1.1rem;font-weight:500}._grid_pkz6k_25{display:grid;grid-template-columns:1fr;gap:var(--spacing-xl)}@media(min-width:1024px){._grid_pkz6k_25{grid-template-columns:1fr 1fr}}._panel_pkz6k_37{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);box-shadow:var(--shadow-md);position:relative;overflow:hidden}._panel_pkz6k_37:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:.8}._panelHeader_pkz6k_58{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);color:var(--color-primary);font-size:1.25rem;font-weight:800;letter-spacing:-.01em}._formGroup_pkz6k_69{margin-bottom:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-sm)}._label_pkz6k_76{font-size:.95rem;font-weight:700;color:var(--color-text-primary)}._input_pkz6k_82{width:100%;padding:var(--spacing-md);border-radius:var(--radius-md);background:var(--color-bg-page);border:1px solid var(--color-border);color:var(--color-text-primary);font-family:inherit;font-size:.95rem;transition:all var(--transition-fast);box-shadow:inset 0 2px 4px #00000005}._input_pkz6k_82:focus{outline:none;background:var(--color-bg-card);border-color:var(--color-border-focus);box-shadow:0 0 0 3px var(--color-bg-highlight)}._submitBtn_pkz6k_102{width:100%;padding:var(--spacing-md);border-radius:var(--radius-md);background:var(--color-primary);color:var(--color-text-inverse);font-weight:700;font-size:1.05rem;border:none;cursor:pointer;transition:all var(--transition-base);margin-top:var(--spacing-md);box-shadow:0 4px 12px #b9333740}._submitBtn_pkz6k_102:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 16px #b9333759}._submitBtn_pkz6k_102:active{transform:translateY(0);box-shadow:0 2px 8px #b9333733}._submitBtn_pkz6k_102:disabled{background:var(--color-border);color:var(--color-text-muted);cursor:not-allowed;transform:none;box-shadow:none}._historyList_pkz6k_136{display:flex;flex-direction:column;gap:var(--spacing-md)}._historyCard_pkz6k_142{background:var(--color-bg-page);border-radius:var(--radius-lg);padding:var(--spacing-md) var(--spacing-lg);border:1px solid var(--color-border);display:flex;flex-direction:column;gap:var(--spacing-xs);transition:all var(--transition-base)}._historyCard_pkz6k_142:hover{background:var(--color-bg-card);box-shadow:var(--shadow-sm);border-color:var(--color-border-focus);transform:translateY(-2px)}._historyHeader_pkz6k_160{display:flex;justify-content:space-between;align-items:center}._studentName_pkz6k_166{font-weight:700;color:var(--color-text-primary);font-size:1.05rem}._time_pkz6k_172{font-size:.85rem;color:var(--color-text-muted);font-weight:500}._weekTag_pkz6k_178{align-self:flex-start;background:var(--color-bg-highlight);color:var(--color-primary);padding:4px 10px;border-radius:var(--radius-full);font-size:.75rem;font-weight:700;margin-top:4px}._videoLink_pkz6k_189{color:#3b82f6;font-size:.9rem;text-decoration:none;margin-top:8px;word-break:break-all;font-weight:500}._videoLink_pkz6k_189:hover{text-decoration:underline;color:#2563eb}._emptyState_pkz6k_203{text-align:center;padding:var(--spacing-2xl) 0;color:var(--color-text-muted);font-weight:500}._container_12c5j_1{min-height:100vh;background:var(--color-bg-page);padding:var(--spacing-xl)}._header_12c5j_7{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--color-border)}._headerLeft_12c5j_16{display:flex;align-items:center;gap:var(--spacing-md)}._logoWrapper_12c5j_22{position:relative;width:48px;height:48px}._logoImage_12c5j_28{width:100%;height:100%;object-fit:contain;position:relative;z-index:1}._title_12c5j_36{font-size:1.5rem;font-weight:800;color:var(--color-text-primary);margin:0}._subtitle_12c5j_43{font-size:.9rem;color:var(--color-text-secondary);margin:0}._logoutBtn_12c5j_49{display:flex;align-items:center;gap:var(--spacing-sm);padding:8px 16px;background:rgba(2ef,68,68,.1);color:#ef4444;border:1px solid rgba(2ef,68,68,.2);border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:all var(--transition-fast)}._logoutBtn_12c5j_49:hover{background:rgba(2ef,68,68,.2)}._statsGrid_12c5j_67{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}._statCard_12c5j_74{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-lg)}._statIcon_12c5j_84{width:56px;height:56px;border-radius:50%;background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary);display:flex;align-items:center;justify-content:center}._statInfo_12c5j_95 h3{font-size:.9rem;color:var(--color-text-secondary);margin:0 0 var(--spacing-xs) 0}._statValue_12c5j_101{font-size:2rem;font-weight:800;color:var(--color-text-primary);margin:0}._section_12c5j_108 h2{font-size:1.25rem;color:var(--color-text-primary);margin-bottom:var(--spacing-lg)}._tableCard_12c5j_114{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}._table_12c5j_114{width:100%;border-collapse:collapse}._table_12c5j_114 th,._table_12c5j_114 td{padding:var(--spacing-md) var(--spacing-lg);text-align:left;border-bottom:1px solid var(--color-border)}._table_12c5j_114 th{background:#00000005;font-weight:600;color:var(--color-text-secondary);font-size:.9rem}._table_12c5j_114 td{color:var(--color-text-primary)}._warning_12c5j_143{color:#f59e0b!important;font-weight:700}._good_12c5j_148{color:#10b981!important;font-weight:700}._container_sctds_1{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#0f172a;position:relative;overflow:hidden;font-family:Inter,sans-serif}._ambientLight1_sctds_12{position:absolute;top:-20%;left:-10%;width:60%;height:60%;background:radial-gradient(circle,#38bdf826,#0f172a00 70%);filter:blur(80px);z-index:1}._ambientLight2_sctds_23{position:absolute;bottom:-20%;right:-10%;width:60%;height:60%;background:radial-gradient(circle,#a855f726,#0f172a00 70%);filter:blur(80px);z-index:1}._glassCard_sctds_34{position:relative;z-index:10;width:100%;max-width:460px;background:#1e293b99;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.08);border-radius:32px;padding:3rem 2.5rem;box-shadow:0 25px 50px -12px #00000080,inset 0 1px 1px #ffffff1a;display:flex;flex-direction:column;align-items:center}._logoWrapper_sctds_51{position:relative;margin-bottom:1.5rem}._logoGlow_sctds_56{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:120%;height:120%;background:#38bdf866;filter:blur(30px);border-radius:50%;z-index:1}._logoImage_sctds_69{position:relative;z-index:2;width:72px;height:72px;border-radius:20px;box-shadow:0 10px 25px #0003;border:1px solid rgba(255,255,255,.1)}._headerText_sctds_79{text-align:center;margin-bottom:2rem}._title_sctds_84{color:#f8fafc;font-size:2rem;font-weight:800;letter-spacing:-.03em;margin:0 0 .5rem;background:linear-gradient(135deg,#fff,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}._subtitle_sctds_95{color:#94a3b8;font-size:1rem;font-weight:500;margin:0}._formSection_sctds_102{width:100%}._roleToggle_sctds_106{display:flex;background:#0f172a80;border-radius:9999px;padding:6px;margin-bottom:1.5rem;border:1px solid rgba(255,255,255,.05)}._roleBtn_sctds_115{flex:1;background:transparent;border:none;color:#94a3b8;padding:.75rem 1rem;border-radius:9999px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:.95rem}._activeRole_sctds_128{background:#38bdf8;color:#0f172a;box-shadow:0 4px 12px #38bdf840}._errorMessage_sctds_134{background:#ef44441a;color:#fca5a5;padding:.75rem 1rem;border-radius:12px;border:1px solid rgba(239,68,68,.2);margin-bottom:1.5rem;font-size:.9rem;text-align:center}._authForm_sctds_145{display:flex;flex-direction:column;gap:1.25rem}._inputGroup_sctds_151{display:flex;flex-direction:column;gap:.5rem}._inputGroup_sctds_151 label{color:#e2e8f0;font-size:.9rem;font-weight:500;display:flex;align-items:center;gap:.4rem}._inputGroup_sctds_151 input{background:#0f172a66;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:1rem 1.25rem;color:#f8fafc;font-size:1rem;transition:all .3s ease;outline:none}._inputGroup_sctds_151 input:focus{background:#0f172a99;border-color:#38bdf8;box-shadow:0 0 0 3px #38bdf81a}._inputGroup_sctds_151 input::placeholder{color:#64748b}._submitBtn_sctds_187{margin-top:.5rem;background:linear-gradient(135deg,#38bdf8,#0284c7);color:#fff;border:none;border-radius:12px;padding:1.1rem;font-size:1.05rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 10px 20px -5px #0284c766;display:flex;align-items:center;justify-content:center;gap:.5rem}._submitBtn_sctds_187:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 15px 25px -5px #0284c780;background:linear-gradient(135deg,#7dd3fc,#0369a1)}._submitBtn_sctds_187:disabled{opacity:.7;cursor:not-allowed}._spinner_sctds_216{animation:_spin_sctds_216 1s linear infinite}@keyframes _spin_sctds_216{to{transform:rotate(360deg)}}._switchMode_sctds_224{margin-top:1.5rem;text-align:center}._switchBtn_sctds_229{background:transparent;border:none;color:#94a3b8;font-size:.9rem;font-weight:500;cursor:pointer;transition:color .3s ease;text-decoration:underline;text-decoration-color:#94a3b84d;text-underline-offset:4px}._switchBtn_sctds_229:hover{color:#e2e8f0;text-decoration-color:#e2e8f0}@media(max-width:640px){._glassCard_sctds_34{padding:2.5rem 1.5rem;margin:1rem;border-radius:24px}}._teacherHeader_sctds_255{text-align:center;margin-bottom:1.5rem}._teacherTitle_sctds_256{font-size:1.25rem;font-weight:700;color:#38bdf8}._container_4xy8w_1{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-bg-page);padding:var(--spacing-lg)}._card_4xy8w_10{background:var(--color-bg-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);padding:var(--spacing-2xl);max-width:600px;width:100%;box-shadow:0 10px 30px #0000000d}._title_4xy8w_20{font-size:1.5rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--spacing-lg);text-align:center}._content_4xy8w_28{font-size:1rem;color:var(--color-text-secondary);line-height:1.6;margin-bottom:var(--spacing-xl)}._content_4xy8w_28 ul{margin-top:var(--spacing-md);padding-left:var(--spacing-lg)}._content_4xy8w_28 li{margin-bottom:var(--spacing-sm)}._content_4xy8w_28 strong{color:var(--color-text-primary)}._actionArea_4xy8w_48{display:flex;flex-direction:column;gap:var(--spacing-lg)}._checkboxLabel_4xy8w_54{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer}._checkbox_4xy8w_54{width:20px;height:20px;accent-color:var(--color-primary);cursor:pointer}._checkboxText_4xy8w_68{font-weight:600;color:var(--color-text-primary)}._btn_4xy8w_73{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:14px 24px;border-radius:var(--radius-md);border:none;font-size:1.1rem;font-weight:700;cursor:not-allowed;background:var(--color-bg-page);color:var(--color-text-tertiary);transition:all var(--transition-fast)}._btnActive_4xy8w_89{background:var(--color-primary);color:#fff;cursor:pointer}._btnActive_4xy8w_89:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #b933374d}