:root{--cabinet-bg:#f0f4f8;--cabinet-card:#ffffff;--cabinet-elevated:#ffffff;--cabinet-border:#e2e8f0;--cabinet-border-soft:#e8edf2;--cabinet-text:#1a202c;--cabinet-text-secondary:#4a5568;--cabinet-text-muted:#718096;--cabinet-text-faint:#a0aec0;--cabinet-primary:#2e75b6;--cabinet-primary-soft:#ebf4ff;--reader-table-border:#c9d9e6;--reader-table-cell-bg:#fff;--reader-table-header-bg:#296678;--reader-table-header-text:#fff;--cabinet-sidebar-bg:linear-gradient(195deg,#0f2b47 0%,#1b3a5c 40%,#1e4068 100%);--cabinet-topbar-bg:#ffffff}:root[data-theme=dark]{--cabinet-bg:#0d1117;--cabinet-card:#161b22;--cabinet-elevated:#1f2630;--cabinet-border:#30363d;--cabinet-border-soft:#30363d;--cabinet-text:#e6edf3;--cabinet-text-secondary:#b6c2cf;--cabinet-text-muted:#9aa7b4;--cabinet-text-faint:#7d8792;--cabinet-primary:#58a6ff;--cabinet-primary-soft:#0d1a2f;--cabinet-sidebar-bg:linear-gradient(195deg,#010409 0%,#0d1117 40%,#1a2330 100%);--cabinet-topbar-bg:#161b22}.cab-root 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.sep{width:1px;height:20px;background:#fff3}.cab-root .copyright-copy-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:210;display:flex;align-items:center;justify-content:center;padding:18px;background:#0f172a85;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.cab-root .copyright-copy-dialog{width:min(720px,100%);border:1px solid rgba(214,226,234,.95);border-radius:18px;background:#fff;color:#1b3a5c;box-shadow:0 30px 90px #0f23374d,0 2px 8px #0f172a14;padding:0;overflow:hidden}.cab-root .copyright-copy-dialog-brand{position:relative;display:flex;align-items:center;gap:16px;padding:22px 28px;background:linear-gradient(195deg,#0f2b47,#1b3a5c 46%,#1e4068);color:#fff;overflow:hidden}.cab-root .copyright-copy-dialog-brand:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(420px 190px at 88% 18%,rgba(46,117,182,.38),transparent 70%);pointer-events:none}.cab-root .copyright-copy-dialog-logo,.cab-root .copyright-copy-dialog-brand-copy,.cab-root .copyright-copy-dialog-badge{position:relative;z-index:1}.cab-root .copyright-copy-dialog-logo{display:flex;align-items:center;justify-content:center;width:128px;min-width:128px}.cab-root .copyright-copy-dialog-logo img{display:block;width:116px;height:auto}.cab-root .copyright-copy-dialog-brand-copy{display:flex;flex-direction:column;gap:3px;padding-left:16px;border-left:1px solid rgba(255,255,255,.18);min-width:0}.cab-root .copyright-copy-dialog-brand-copy span{font-size:11px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:#ffffff9e;white-space:nowrap}.cab-root .copyright-copy-dialog-brand-copy strong{font-size:15px;font-weight:700;color:#fff;white-space:nowrap}.cab-root .copyright-copy-dialog-badge{margin-left:auto;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:#ffffff1a;box-shadow:inset 0 1px #ffffff1f;padding:8px 12px;font-size:12px;font-weight:800;line-height:1;color:#fff;white-space:nowrap}.cab-root .copyright-copy-dialog-body{display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;padding:30px 32px 24px;background:linear-gradient(180deg,#fff,#f8fbff)}.cab-root .copyright-copy-dialog-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#2e75b6;background:linear-gradient(135deg,#e7f1fb,#cfe2f5);border:1px solid #d7e7f5;box-shadow:0 10px 24px #2e75b624;flex-shrink:0}.cab-root .copyright-copy-dialog-content{min-width:0}.cab-root .copyright-copy-dialog h3{margin:0 0 12px;font-family:Fraunces,DM Sans,serif;font-size:31px;line-height:1.12;color:#1b3a5c;letter-spacing:0;font-weight:700}.cab-root .copyright-copy-dialog p{margin:0;color:#4a5568;font-size:15px;line-height:1.65}.cab-root .copyright-copy-dialog-note{display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:9px 12px;border:1px solid #d9e8f4;border-radius:999px;background:#fff;color:#31516d;font-size:12.5px;font-weight:800;box-shadow:0 8px 20px #0f23370f}.cab-root .copyright-copy-dialog-note span:first-child{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:999px;background:#1b3a5c;color:#fff;font-size:12px;font-weight:900;line-height:1}.cab-root .copyright-copy-dialog-meta{margin-top:14px;padding:10px 12px;border:1px solid #d9e2ec;border-radius:10px;background:#fff;color:#4a5568;font-size:12px;font-weight:800}.cab-root .copyright-copy-dialog-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;padding:0 32px 28px;background:#f8fbff}.cab-root .copyright-copy-primary,.cab-root .copyright-copy-secondary{min-height:46px;border-radius:12px;padding:0 18px;font:inherit;font-size:14px;font-weight:900;cursor:pointer}.cab-root .copyright-copy-primary{border:1px solid #1b3a5c;background:#1b3a5c;color:#fff;box-shadow:0 10px 24px #1b3a5c2e}.cab-root .copyright-copy-secondary{border:1px solid #d9e2ec;background:#fff;color:#1b3a5c}.cab-root .copyright-copy-primary:focus-visible,.cab-root .copyright-copy-secondary:focus-visible{outline:2px solid #2e75b6;outline-offset:2px}.cab-root .reader-print-watermark{display:none}.cab-root .assistant-selection-card{position:fixed;z-index:151;transform:translate(-50%);pointer-events:auto;background:#fff;border:1px solid #dbeafe;border-radius:16px;box-shadow:0 24px 60px #0f172a38;padding:14px;display:flex;flex-direction:column;gap:12px}.cab-root .assistant-selection-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.cab-root .assistant-selection-card-title{font-size:12px;font-weight:800;letter-spacing:.02em;color:#1d4ed8;text-transform:uppercase}.cab-root .assistant-selection-card-close{border:none;background:#eff6ff;color:#1d4ed8;width:26px;height:26px;border-radius:999px;font-size:15px;line-height:1;cursor:pointer}.cab-root .assistant-selection-card-meta{font-size:11px;line-height:1.45;color:#64748b}.cab-root .assistant-selection-card-source{padding:10px 11px;border-radius:10px;background:#f8fafc;border:1px solid #e2e8f0;font-size:12px;line-height:1.5;color:#334155}.cab-root .assistant-selection-card-body{font-size:13px;line-height:1.6;color:#1e293b;max-height:260px;overflow:auto;padding-right:4px}.cab-root .assistant-selection-card-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.cab-root .assistant-selection-card-field{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;color:#475569}.cab-root .assistant-selection-card-field select{border:1px solid #cbd5e1;border-radius:8px;padding:6px 8px;background:#fff;color:#334155;font-size:12px}.cab-root .assistant-selection-card-status{font-size:11px;font-weight:700;color:#64748b}.cab-root .assistant-selection-card-error{padding:8px 9px;border-radius:10px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-size:12px}.cab-root .assistant-panel-toggle{position:fixed;right:16px;bottom:16px;z-index:40;border:none;border-radius:999px;background:#2e75b6;color:#fff;padding:10px 16px;font-size:13px;font-weight:700;box-shadow:0 16px 36px #0f172a3d}.cab-root .assistant-panel{position:sticky;top:0;align-self:flex-start;width:clamp(360px,34vw,460px);flex-shrink:0;border:1px solid #e8edf2;background:#fff;border-radius:14px;display:flex;flex-direction:column;max-height:calc(100vh - 160px);overflow:hidden}.cab-root .assistant-thread-context{flex:0 0 auto;max-height:210px;overflow:auto;padding:12px;background:#f8fafc;border-bottom:1px solid #edf2f7;color:#334155;font-size:12px;line-height:1.45}.cab-root .assistant-thread-context-label{margin-top:12px;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#718096;font-weight:700}.cab-root .assistant-thread-context-label:first-child{margin-top:0}.cab-root .assistant-thread-breadcrumb{margin-top:6px;font-size:12px;color:#334155;font-weight:600}.cab-root .assistant-thread-selected{margin-top:10px;padding-left:8px;border-left:3px solid #9cc2f2;color:#475569;font-style:italic}.cab-root .assistant-thread-empty{margin-top:4px;color:#94a3b8}.cab-root .assistant-thread-history{display:flex;flex-direction:column;gap:4px;margin-top:6px;list-style:none;padding:0}.cab-root .assistant-thread-history-item{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#475569}.cab-root .assistant-thread-history-mode{display:inline-flex;align-items:center;border-radius:6px;background:#e2e8f0;color:#475569;font-size:10px;font-weight:700;padding:1px 5px;margin-right:6px;text-transform:uppercase}.cab-root .assistant-thread-history-time{margin-left:6px;color:#94a3b8}.cab-root .assistant-chat-column{display:flex;flex-direction:column;min-height:0;flex:1}.cab-root .assistant-panel-head{display:flex;align-items:center;gap:8px;padding:10px;border-bottom:1px solid #edf2f7}.cab-root .assistant-tab{border:none;background:#f8fafc;color:#718096;padding:7px 10px;border-radius:8px;font-size:12px;font-weight:700;cursor:pointer}.cab-root .assistant-tab.active.ai{background:#ebf8ff;color:#2e75b6}.cab-root .assistant-tab.active.mentor{background:#f3e8ff;color:#6b46c1}.cab-root .assistant-tab.active.history{background:#fffbeb;color:#b7791f}.cab-root .assistant-close{margin-left:auto;border:none;background:transparent;color:#94a3b8;font-size:16px;cursor:pointer}.cab-root .assistant-context{padding:9px 12px;font-size:11px;color:#718096;background:#f8fafc;border-bottom:1px solid #edf2f7}.cab-root .assistant-language-pref{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 10px;border-bottom:1px solid #edf2f7;background:#eff6ff;font-size:11px;font-weight:700;color:#1d4ed8}.cab-root .assistant-language-pref button{border:none;background:#dbeafe;color:#1d4ed8;border-radius:999px;padding:4px 8px;font-size:11px;font-weight:700;cursor:pointer}.cab-root .assistant-panel-body{display:flex;flex-direction:column;gap:10px;min-height:0;flex:1;overflow:auto;padding:10px}.cab-root .assistant-msg-list{flex:1;overflow:auto;padding:10px;display:flex;flex-direction:column;gap:10px}.cab-root .assistant-empty{text-align:center;color:#94a3b8;font-size:13px;padding:28px 14px}.cab-root .assistant-msg{max-width:94%;padding:10px 12px;border-radius:12px;font-size:13px;line-height:1.45}.cab-root .assistant-msg.user{align-self:flex-end;background:#2e75b6;color:#fff}.cab-root .assistant-msg.ai{align-self:flex-start;background:#f1f5f9;color:#334155}.cab-root .assistant-msg.pending{opacity:.95}.cab-root .assistant-msg.system{align-self:flex-start;background:#f8fafc;color:#4a5568;border:1px dashed #dbe2eb}.cab-root .assistant-msg p{margin-bottom:8px}.cab-root .assistant-msg p:last-child{margin-bottom:0}.cab-root 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.assistant-translate-btn:disabled{opacity:.6;cursor:not-allowed}.cab-root .assistant-translate-panel{margin-top:8px;padding:9px;border-radius:10px;background:#ffffffb3;border:1px solid rgba(148,163,184,.25)}.cab-root .assistant-translate-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.cab-root .assistant-translate-field{display:flex;flex-direction:column;gap:4px;font-size:11px;color:#475569}.cab-root .assistant-translate-field select{border:1px solid #cbd5e1;border-radius:8px;padding:6px 8px;background:#fff;color:#334155;font-size:12px}.cab-root .assistant-translate-row{display:flex;align-items:center;gap:6px;margin-top:8px}.cab-root .assistant-translation{margin-top:8px;padding:9px 10px;border-radius:10px;background:#fff;border:1px solid #dbeafe;color:#1e293b}.cab-root .assistant-translation-meta{font-size:11px;font-weight:700;color:#1d4ed8;margin-bottom:6px}.cab-root .assistant-translation-error{margin-top:8px;padding:8px 9px;border-radius:10px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-size:12px}.cab-root .assistant-msg-time{margin-top:6px;font-size:11px;opacity:.75}.cab-root .assistant-msg-fragment{margin-bottom:7px;padding-bottom:7px;border-bottom:1px solid rgba(255,255,255,.2);font-size:11px;opacity:.9}.cab-root .assistant-msg-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.cab-root .assistant-msg-chip{border:1px solid #c7d2fe;background:#eef2ff;color:#3730a3;font-size:12px;font-weight:600;padding:6px 10px;border-radius:999px;cursor:pointer;transition:background .15s,border-color .15s}.cab-root .assistant-msg-chip:hover{background:#e0e7ff;border-color:#a5b4fc}.cab-root .assistant-msg-chip:disabled{opacity:.5;cursor:not-allowed}.cab-root .assistant-escalate{margin-top:8px;border:none;background:#ede9fe;color:#6b46c1;font-size:11px;font-weight:700;padding:5px 8px;border-radius:8px;cursor:pointer}.cab-root .assistant-escalation-note{border-radius:10px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-size:12px;padding:8px 9px}.cab-root .assistant-input-wrap{padding:10px;border-top:1px solid #edf2f7}.cab-root .assistant-selected{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:8px;background:#fffbeb;color:#b7791f;font-size:11px;margin-bottom:8px}.cab-root .assistant-selected button{margin-left:auto;border:none;background:transparent;color:#b7791f;cursor:pointer}.cab-root .assistant-input-row{display:flex;gap:8px}.cab-root .assistant-input-row input,.cab-root .assistant-input-row textarea{flex:1;border:1px solid #dbe2eb;border-radius:9px;padding:8px 10px;font-size:13px;font-family:inherit;color:#334155;resize:vertical;min-height:36px}.cab-root .assistant-input-row button{border:none;background:#2e75b6;color:#fff;border-radius:9px;padding:8px 12px;font-size:12px;font-weight:700;cursor:pointer}.cab-root .assistant-input-row button.mentor{background:#6b46c1}.cab-root .assistant-input-row button:disabled{background:#cbd5e0;cursor:not-allowed}.cab-root .assistant-annotations{position:absolute;right:-34px;top:26px;display:flex;flex-direction:column;gap:7px}.cab-root .assistant-annotation-dot{width:24px;height:24px;border-radius:50%;border:1px solid #f6ad55;background:#fff7ed;color:#b45309;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;cursor:pointer}.cab-root .assistant-history-list{display:flex;flex-direction:column;gap:8px}.cab-root .assistant-history-item{border:1px solid #edf2f7;border-radius:10px;padding:9px 10px;background:#fff}.cab-root .assistant-history-meta{display:flex;align-items:center;gap:8px;font-size:11px;color:#94a3b8;margin-bottom:5px}.cab-root .assistant-history-tag{padding:2px 7px;border-radius:999px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.02em}.cab-root .assistant-history-tag.ai{background:#ebf8ff;color:#2e75b6}.cab-root .assistant-history-tag.mentor{background:#f3e8ff;color:#6b46c1}.cab-root .assistant-history-answer{font-size:12px;color:#64748b;margin-top:4px}.cab-root .assistant-history-section-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;margin:6px 0 4px}.cab-root .assistant-history-item--course{background:#f8fafc;border-color:#e2e8f0}.cab-root .assistant-thread-history-link{background:none;border:0;padding:0;margin-top:4px;font-size:12px;color:#2e75b6;cursor:pointer;text-decoration:underline;display:inline}.cab-root .assistant-thread-history-link:hover{color:#1b3a5c}.cab-root .assistants-page{max-width:980px}.cab-root .assistants-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:16px}.cab-root .assistants-card{background:#fff;border:1px solid #e8edf2;border-radius:14px;padding:18px}.cab-root .assistants-card 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scale(.98)}to{opacity:1;transform:translateY(-50%) scale(1)}}@keyframes quizCoachSheetEnterMobile{0%{opacity:0;transform:translate(-50%,12px) scale(.98)}to{opacity:1;transform:translate(-50%) scale(1)}}.cab-root .quiz-coach-backdrop{backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}.cab-root .quiz-coach-sheet{position:fixed;right:24px;top:50%;z-index:901;width:min(540px,calc(100vw - 32px));max-height:min(80vh,720px);transform:translateY(-50%);overflow:auto;border:1px solid rgba(15,23,42,.06);border-radius:20px;background:#fff;box-shadow:0 32px 64px #0f172a38,0 2px 8px #0f172a0f;padding:0;display:flex;flex-direction:column;animation:quizCoachSheetEnter .24s cubic-bezier(.2,.8,.2,1)}@media(max-width:900px){.cab-root .quiz-coach-sheet{right:auto;left:50%;top:auto;bottom:24px;transform:translate(-50%);max-height:min(75vh,640px);animation:quizCoachSheetEnterMobile .24s cubic-bezier(.2,.8,.2,1)}}.cab-root 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p{font-size:14px;line-height:1.6;color:#1e293b;margin:0;white-space:pre-wrap}.cab-root .quiz-coach-sections ul{font-size:14px;line-height:1.6;color:#1e293b}.cab-root .quiz-coach-style-picker{padding:14px 24px 4px;gap:8px!important}.cab-root .quiz-coach-style-picker>span{font-size:13px!important;font-weight:600!important;color:#334155!important;margin-bottom:4px}.cab-root .quiz-coach-feedback{padding:14px 24px 22px;border-top:1px solid #eef2f7;background:linear-gradient(0deg,#f8fafc,#f8fafc00);margin-top:8px;gap:12px!important}.cab-root .quiz-coach-feedback>span{font-size:13px!important;color:#334155!important;font-weight:500}.cab-root .quiz-coach-feedback button{width:38px;height:38px;padding:0!important;border-radius:999px!important;font-size:18px;line-height:1;display:inline-flex;align-items:center;justify-content:center}.cab-root .quiz-coach-next-actions{padding-top:4px}.cab-root .quiz-coach-next-actions,.cab-root .quiz-coach-style-picker,.cab-root .quiz-coach-feedback{align-items:center}.cab-root .quiz-coach-sheet .btn:focus{outline:none}.cab-root .quiz-coach-sheet .btn:focus-visible{outline:2px solid rgba(11,109,143,.48);outline-offset:3px;box-shadow:0 0 0 4px #0b6d8f1f}.cab-root .quiz-coach-error{margin:20px 24px;padding:14px 16px;border-radius:14px;border:1px solid #fed7aa;background:#fff7ed;color:#9a3412;font-size:14px;font-weight:600;line-height:1.55}.cab-root .quiz-result{padding:14px 18px;border-radius:10px;color:#475569;font-weight:600;font-size:14px}.cab-root .quiz-result-correct{background:#f0fff4;border:1px solid #c6f6d5}.cab-root .quiz-result-wrong{background:#fff5f5;border:1px solid #fecaca}.cab-root .hw-block{background:#fff;border-radius:14px;padding:32px;border:1px solid #e8edf2}.cab-root .hw-title{font-size:18px;font-weight:600;margin:0 0 8px;color:#1b3a5c}.cab-root .hw-task{font-size:14px;color:#718096;margin-bottom:20px;line-height:1.7}.cab-root .hw-dropzone{position:relative;display:block;border:2px dashed #cbd5e0;border-radius:12px;padding:40px;text-align:center;margin-bottom:16px;background:#f7fafc;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s}.cab-root .hw-dropzone:hover,.cab-root .hw-dropzone:focus-within{border-color:#2e75b6}.cab-root .hw-dropzone.drag{border-color:#2e75b6;background:#ebf8ff;box-shadow:0 0 0 3px #2e75b61f}.cab-root .hw-dropzone-copy{margin-top:10px;font-size:14px;color:#718096}.cab-root .hw-dropzone-help{font-size:12px;color:#a0aec0;margin-top:4px}.cab-root .hw-file-name{font-size:12px;color:#2e75b6;margin-top:8px;font-weight:700;overflow-wrap:anywhere}.cab-root .hw-file-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0}.cab-root .hw-url-row{display:flex;align-items:center;gap:12px;margin-bottom:20px}.cab-root .hw-url-row input{flex:1;padding:9px 14px;border:1.5px solid #e2e8f0;border-radius:8px;font-size:13px;font-family:inherit}.cab-root .hw-actions{display:flex;justify-content:space-between;align-items:center}.cab-root .hw-pending{padding:24px;border-radius:12px;background:#fffbeb;border:1px solid #fef3c7;text-align:center}.cab-root .hw-approved{padding:24px;border-radius:12px;background:#f0fff4;border:1px solid #c6f6d5;text-align:center}.cab-root .hw-rejected{padding:24px;border-radius:12px;background:#fff5f5;border:1px solid #fecaca;text-align:center}.cab-root .hw-no-attempts{padding:24px;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0;text-align:center}.cab-root .hw-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.02em;margin-bottom:12px}.cab-root .hw-badge.pending{background:#fef3c7;color:#92400e}.cab-root .hw-badge.approved{background:#dcfce7;color:#166534}.cab-root .hw-badge.rejected{background:#fee2e2;color:#991b1b}.cab-root .hw-badge.locked{background:#e2e8f0;color:#475569}.cab-root .discussion{background:var(--cabinet-card);color:var(--cabinet-text);border-radius:14px;padding:32px;border:1px solid var(--cabinet-border-soft);margin-top:20px;--discussion-control-bg:var(--cabinet-elevated);--discussion-control-text:var(--cabinet-text);--discussion-control-placeholder:var(--cabinet-text-muted)}.cab-root .disc-comment{display:flex;gap:14px;margin-bottom:20px}.cab-root .disc-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:700;flex-shrink:0}.cab-root .disc-comment-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:4px}.cab-root .disc-author{font-size:14px;font-weight:600;color:var(--cabinet-text)}.cab-root .disc-time{font-size:12px;color:var(--cabinet-text-faint)}.cab-root .disc-text{font-size:14px;color:var(--cabinet-text-secondary);line-height:1.5;margin:0 0 8px;overflow-wrap:anywhere;white-space:pre-wrap}.cab-root .disc-like{display:flex;align-items:center;gap:5px;background:none;border:none;color:var(--cabinet-text-faint);font-size:13px}.cab-root .disc-like.liked{color:#e74c3c}.cab-root .disc-input-row{display:flex;gap:12px;margin-top:8px;border-top:1px solid var(--cabinet-border-soft);padding-top:16px}.cab-root .disc-input-row textarea{flex:1;min-height:92px;resize:vertical;padding:10px 16px;border:1.5px solid var(--cabinet-border);border-radius:10px;background:var(--discussion-control-bg);color:var(--discussion-control-text);font-size:14px;font-family:inherit;line-height:1.45}.cab-root .disc-input-row textarea::placeholder{color:var(--discussion-control-placeholder);opacity:1}.cab-root .disc-children{margin-left:50px;margin-top:8px}.cab-root .disc-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.cab-root .disc-chevron{display:inline-block;font-size:11px;color:var(--cabinet-text-muted);transition:transform .15s ease}.cab-root .disc-title{font-size:16px;font-weight:600;color:var(--cabinet-text);margin:0}.cab-root .disc-sort{padding:7px 10px;border:1px solid var(--cabinet-border);border-radius:8px;background:var(--discussion-control-bg);color:var(--discussion-control-text);font-size:12px}.cab-root .disc-replying{font-size:12px;color:var(--cabinet-text-muted);margin-bottom:8px}.cab-root .disc-reply-btn{background:none;border:none;color:#2e75b6;font-size:12px;padding:0}.cab-root .disc-error{margin-top:8px;color:#c53030;font-size:13px}.cab-root .profile-card{background:#fff;border-radius:16px;padding:36px;border:1px solid #e8edf2;margin-bottom:24px;max-width:640px}.cab-root .profile-header{display:flex;align-items:center;gap:24px;margin-bottom:32px}.cab-root .profile-avatar-lg{width:96px;height:96px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:32px;font-weight:700;position:relative;overflow:hidden}.cab-root .profile-avatar-img{width:100%;height:100%;object-fit:cover;border-radius:50%}.cab-root .avatar-uploader{position:relative;z-index:1;display:inline-flex;align-items:flex-start}.cab-root .avatar-uploader-target{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;padding:0;cursor:pointer;background:linear-gradient(135deg,#1b3a5c,#2e6a8f);box-shadow:0 6px 18px #0f2b472e;transition:transform .15s ease,box-shadow .15s ease}.cab-root .avatar-uploader-target:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 22px #0f2b473d}.cab-root .avatar-uploader-target:disabled{cursor:wait;opacity:.7}.cab-root .avatar-uploader-target:focus-visible{outline:3px solid #2e75b6;outline-offset:3px}.cab-root .avatar-hover-overlay{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:#0f2b478c;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;opacity:0;transition:opacity .15s ease;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;pointer-events:none}.cab-root .avatar-uploader-target:hover .avatar-hover-overlay,.cab-root .avatar-uploader-target:focus-visible .avatar-hover-overlay{opacity:1}.cab-root .avatar-hover-overlay-text{padding:0 6px;text-align:center}.cab-root .avatar-progress-ring{position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:50%;border:3px solid #2e75b6;border-right-color:transparent;border-bottom-color:transparent;animation:avatar-progress-spin 1s linear infinite;pointer-events:none}@keyframes avatar-progress-spin{to{transform:rotate(360deg)}}.cab-root .avatar-remove-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid #d5e2ee;background:#fff;color:#4a5568;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;margin-left:-12px;margin-top:-4px;box-shadow:0 2px 6px #0f2b471f;transition:background .15s ease,color .15s ease,border-color .15s ease}.cab-root .avatar-remove-btn:hover{background:#fff5f5;color:#e74c3c;border-color:#fcd0c8}.cab-root .avatar-remove-btn:focus-visible{outline:3px solid #2e75b6;outline-offset:2px}.cab-root .avatar-status{font-size:13px;color:#4a5568;margin-top:8px}.cab-root .avatar-error{font-size:13px;color:#e74c3c;margin-top:8px}.cab-root .avatar-crop-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f2b478c;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.cab-root .avatar-crop-modal{background:#fff;border-radius:16px;padding:20px;width:min(440px,calc(100vw - 32px));box-shadow:0 24px 60px #0f2b4752;display:flex;flex-direction:column;gap:14px}.cab-root .avatar-crop-title{font-family:Fraunces,serif;font-size:18px;font-weight:700;color:#14324c;margin:0}.cab-root .avatar-crop-stage{position:relative;width:100%;height:320px;border-radius:12px;overflow:hidden;background:#0f1f31}.cab-root .avatar-crop-zoom{display:flex;align-items:center;gap:10px;font-size:13px;color:#4a5568}.cab-root .avatar-crop-zoom input[type=range]{flex:1;accent-color:#2e75b6}.cab-root .avatar-crop-actions{display:flex;justify-content:flex-end;gap:10px}.cab-root .profile-fields{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px}.cab-root .field-label{display:block;font-size:13px;font-weight:600;color:#4a5568;margin-bottom:6px}.cab-root .field-input{width:100%;padding:10px 14px;border:1.5px solid #e2e8f0;border-radius:9px;font-size:14px;font-family:inherit;background:#fff;color:#2d3748}.cab-root .field-input[readonly]{background:#f7fafc;color:#718096}.cab-root .pw-section{background:#fff;border-radius:16px;padding:36px;border:1px solid #e8edf2;max-width:640px}.cab-root .pw-header{display:flex;align-items:center;gap:12px}.cab-root .pw-fields{display:flex;flex-direction:column;gap:16px;margin-top:24px;animation:fadeUp .25s ease}.cab-root .pw-field-wrap{position:relative}.cab-root .pw-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:#a0aec0;display:flex}.cab-root .pw-error{font-size:13px;color:#e74c3c}.cab-root .cert-intro{max-width:720px;font-size:15px;line-height:1.65;color:#4a5568;margin:0 0 14px}.cab-root .cert-intro-verify{display:inline-block;font-size:14px;color:#1b3a5c;text-decoration:none;border-bottom:1px solid rgba(27,58,92,.25);padding-bottom:1px;margin:0 0 28px;transition:color .15s ease,border-color .15s ease}.cab-root .cert-intro-verify:hover,.cab-root .cert-intro-verify:focus-visible{color:#2e75b6;border-bottom-color:#2e75b6;outline:none}.cab-root .has-tooltip{position:relative}.cab-root .has-tooltip:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 10px);left:50%;transform:translate(-50%) translateY(2px);background:#1b3a5c;color:#fff;font-size:12px;font-weight:400;line-height:1.45;letter-spacing:.01em;padding:8px 12px;border-radius:6px;width:max-content;max-width:280px;white-space:normal;text-align:center;pointer-events:none;opacity:0;transition:opacity 90ms ease,transform 90ms ease;z-index:20;box-shadow:0 6px 16px #0f172a2e}.cab-root .has-tooltip:before{content:"";position:absolute;bottom:calc(100% + 4px);left:50%;transform:translate(-50%) translateY(2px);border:6px solid transparent;border-top-color:#1b3a5c;pointer-events:none;opacity:0;transition:opacity 90ms ease,transform 90ms ease;z-index:20}.cab-root .has-tooltip:hover:after,.cab-root .has-tooltip:hover:before,.cab-root .has-tooltip:focus-visible:after,.cab-root .has-tooltip:focus-visible:before{opacity:1;transform:translate(-50%) translateY(0)}.cab-root .has-tooltip[disabled]:after,.cab-root .has-tooltip[disabled]:before{display:none}.cab-root .cert-card{background:#fff;border-radius:16px;padding:32px;border:1px solid #e8edf2;margin-bottom:20px;display:flex;align-items:flex-start;gap:18px}.cab-root .cert-icon{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#f6d365,#fda085);display:flex;align-items:center;justify-content:center;font-size:28px;flex-shrink:0}.cab-root .cert-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.cab-root .cert-share-menu-root{position:relative;display:inline-flex}.cab-root .cert-share-trigger[aria-expanded=true]{border-color:#2e75b6;color:#1b3a5c;background:#f0f7ff}.cab-root .cert-share-menu{position:absolute;left:0;top:calc(100% + 8px);z-index:40;min-width:224px;border:1px solid #d9e2ec;border-radius:8px;background:#fff;box-shadow:0 18px 42px #0f23372e;padding:6px}.cab-root .cert-share-menu-item{width:100%;display:flex;align-items:center;justify-content:flex-start;border:0;border-radius:6px;background:transparent;color:#1b3a5c;font:inherit;font-size:13px;font-weight:700;line-height:1.35;text-align:left;padding:9px 10px;cursor:pointer}.cab-root .cert-share-menu-item:hover,.cab-root .cert-share-menu-item:focus-visible{background:#edf6ff;color:#0d3068;outline:none}.cab-root .cert-share-menu-item:disabled{cursor:not-allowed;color:#a0aec0;background:transparent}.cab-root .cert-empty{text-align:center;padding:80px}.cab-root .notif-list-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.cab-root .notif-list-counts{display:flex;flex-direction:column;gap:4px;font-size:14px;color:#718096}.cab-root .notif-list-range{font-size:12px;color:#9aa7b7}.cab-root .notif-card{width:100%;border-radius:12px;padding:18px 22px;border:1px solid #e8edf2;margin-bottom:12px;display:flex;align-items:flex-start;gap:16px;cursor:pointer;transition:background .16s ease,border-color .16s ease,box-shadow .16s ease,transform .16s ease;background:#fff;text-align:left;font:inherit;color:inherit}.cab-root .notif-card:hover,.cab-root .notif-card:focus-visible{box-shadow:0 8px 24px #23364a14;outline:none}.cab-root .notif-card:active{transform:translateY(1px)}.cab-root .notif-card.unread{background:#f0f7ff;border-color:#c3dafe}.cab-root .notif-card.expanded{border-color:#9cc9f2;box-shadow:0 10px 28px #2e75b61f}.cab-root .notif-card-icon{width:28px;min-width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;font-size:22px;margin-top:4px}.cab-root .notif-card-main{min-width:0;flex:1;display:flex;flex-direction:column;gap:8px}.cab-root .notif-card-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;min-height:22px}.cab-root .notif-type-pill,.cab-root .notif-status-pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:3px 8px;font-size:11px;font-weight:700;line-height:1.25}.cab-root .notif-type-pill{background:#eef2f7;color:#4a6077}.cab-root .notif-status-pill.unread{background:#dbeafe;color:#1d5f9f}.cab-root .notif-status-pill.read{background:#f6f8fb;color:#8290a1}.cab-root .notif-unread-dot{width:7px;height:7px;border-radius:50%;background:#2e75b6;flex-shrink:0}.cab-root .notif-card-time{font-size:12px;color:#9aa7b7;margin-left:auto}.cab-root .notif-card-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.cab-root .notif-card-title{font-size:16px;font-weight:650;color:#1a202c;line-height:1.35;overflow-wrap:anywhere}.cab-root .notif-card:not(.unread) .notif-card-title{font-weight:550}.cab-root .notif-card-chevron{width:22px;height:22px;border-radius:999px;background:#eef6fd;color:#2e75b6;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:12px;line-height:1}.cab-root .notif-card-preview{font-size:13px;color:#6f7f93;line-height:1.45;overflow-wrap:anywhere}.cab-root .notif-card-detail{display:block;border-top:1px solid #e2ebf5;padding-top:12px;font-size:14px;color:#4a5568;line-height:1.6;overflow-wrap:anywhere}.cab-root .notif-list-more{display:flex;justify-content:center;margin:18px 0 4px}@media(max-width:640px){.cab-root .notif-list-header{align-items:flex-start;flex-direction:column}.cab-root .notif-card{padding:16px}.cab-root .notif-card-time{margin-left:0}.cab-root .notif-card-title-row{gap:10px}.cab-root .notif-card-title{font-size:15px}}.cab-root .sidebar-gamification{padding:16px 24px;border-top:1px solid rgba(255,255,255,.08)}.cab-root .xp-bar-wrap{margin-bottom:10px}.cab-root .xp-bar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.cab-root .xp-bar-header span{font-size:12px;color:#ffffff8c}.cab-root .xp-bar-header strong{font-size:12px;color:#f6ad55}.cab-root .xp-bar{height:6px;background:#ffffff24;border-radius:3px;overflow:hidden}.cab-root .xp-bar-fill{height:100%;background:linear-gradient(90deg,#f6ad55,#ed8936);border-radius:3px;transition:width .35s ease}.cab-root .streak-display{display:flex;align-items:center;gap:7px;color:#ffffffad;font-size:13px}.cab-root .cmd-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;z-index:120;display:none;align-items:flex-start;justify-content:center;padding-top:16vh;animation:fadeIn .15s ease}.cab-root .cmd-overlay.open{display:flex}.cab-root .cmd-box{width:min(560px,92vw);background:var(--cabinet-card);border-radius:16px;box-shadow:0 18px 60px #00000047;overflow:hidden;border:1px solid var(--cabinet-border)}.cab-root .cmd-input-wrap{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--cabinet-border)}.cab-root .cmd-input-wrap svg{color:var(--cabinet-text-faint)}.cab-root .cmd-input{flex:1;border:none;background:transparent;color:var(--cabinet-text);font-size:16px;font-family:inherit}.cab-root .cmd-input::placeholder{color:var(--cabinet-text-faint)}.cab-root .cmd-results{max-height:320px;overflow:auto;padding:8px}.cab-root .cmd-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:pointer;transition:background .12s;width:100%;border:none;background:transparent;text-align:left;font:inherit;color:inherit;box-shadow:none}.cab-root .cmd-item:hover,.cab-root .cmd-item.active{background:var(--cabinet-primary-soft)}.cab-root .cmd-item-icon{width:32px;height:32px;border-radius:8px;background:#eef2f7;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}.cab-root .cmd-item-text{flex:1}.cab-root .cmd-item-label{font-size:14px;font-weight:600;color:var(--cabinet-text)}.cab-root .cmd-item-sub{font-size:12px;color:var(--cabinet-text-muted)}.cab-root .cmd-item-kbd{font-size:11px;font-family:monospace;color:var(--cabinet-text-faint);border:1px solid var(--cabinet-border);border-radius:4px;padding:1px 6px;background:transparent}.cab-root .cmd-footer{padding:9px 14px;border-top:1px solid var(--cabinet-border);display:flex;gap:12px;font-size:12px;color:var(--cabinet-text-faint)}.cab-root .cmd-footer kbd{font-family:monospace;border:1px solid var(--cabinet-border);border-radius:4px;padding:1px 5px}.cab-root .cmd-section-header{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 6px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--cabinet-text-faint)}.cab-root .cmd-section-spinner{width:12px;height:12px;border-radius:50%;border:2px solid var(--cabinet-border);border-top-color:var(--cabinet-primary);animation:cmd-spin .8s linear infinite}@keyframes cmd-spin{to{transform:rotate(360deg)}}.cab-root .cmd-item.locked{opacity:.55}.cab-root .cmd-item.locked .cmd-item-icon{background:#fef3c7}.cab-root .cmd-item-badge{font-size:11px;font-weight:500;color:var(--cabinet-text-faint);margin-left:4px}.cab-root .cmd-item-snippet{font-size:12px;color:var(--cabinet-text-faint);margin-top:3px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cab-root .shortcuts-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;z-index:120;display:none;align-items:center;justify-content:center;animation:fadeIn .15s ease}.cab-root .shortcuts-overlay.open{display:flex}.cab-root .shortcuts-box{width:min(560px,92vw);max-height:84vh;overflow:auto;background:var(--cabinet-card);border-radius:16px;border:1px solid var(--cabinet-border);padding:24px}.cab-root .shortcuts-title{font-family:Fraunces,serif;font-size:20px;color:var(--cabinet-text);font-weight:600;display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.cab-root .shortcut-group{margin-bottom:14px}.cab-root .shortcut-group h4{font-size:12px;color:var(--cabinet-text-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}.cab-root .shortcut-row{display:flex;align-items:center;justify-content:space-between;padding:5px 0;color:var(--cabinet-text-secondary);font-size:14px}.cab-root .shortcut-keys{display:flex;gap:4px}.cab-root .shortcut-keys kbd{font-family:monospace;font-size:11px;border:1px solid var(--cabinet-border);border-radius:4px;padding:2px 6px}.cab-root .tour-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:none;z-index:130}.cab-root .tour-overlay.open{display:block}.cab-root .tour-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000094}.cab-root .tour-tooltip{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:min(360px,92vw);background:var(--cabinet-card);border:1px solid var(--cabinet-border);border-radius:16px;padding:20px;box-shadow:0 14px 40px #0000003d;animation:fadeUp .2s ease}.cab-root .tour-tooltip h3{font-size:17px;color:var(--cabinet-text);margin-bottom:8px}.cab-root .tour-tooltip p{font-size:14px;color:var(--cabinet-text-secondary);line-height:1.45;margin-bottom:14px}.cab-root .tour-dots{display:flex;gap:6px;margin-bottom:14px}.cab-root .tour-dot{width:8px;height:8px;border-radius:50%;background:#dbe3ec}.cab-root .tour-dot.active{width:18px;border-radius:5px;background:var(--cabinet-primary)}.cab-root .tour-actions{display:flex;justify-content:space-between;gap:10px}.cab-root .spotlight-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:220;pointer-events:auto}.cab-root .spotlight-mask{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:auto}.cab-root .spotlight-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(120% 90% at 50% 40%,#0812209e,#081220c7);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);pointer-events:auto}.cab-root .spotlight-overlay[data-variant=welcome] .spotlight-tooltip{animation:spotlight-pop-in .26s cubic-bezier(.16,1,.3,1)}.cab-root .spotlight-tooltip{position:absolute;width:min(400px,calc(100vw - 24px));background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:18px;padding:0;overflow:hidden;box-shadow:0 24px 60px #08122052,0 4px 12px #0812201a;color:#1b3a5c;z-index:221;animation:spotlight-pop-in .18s cubic-bezier(.16,1,.3,1)}.cab-root .spotlight-tooltip[data-variant=welcome]{width:min(580px,calc(100vw - 32px));border-radius:22px;box-shadow:0 32px 80px #08122066,0 6px 18px #08122024}.cab-root .spotlight-header{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:linear-gradient(195deg,#0f2b47,#1b3a5c 45%,#1e4068);color:#fff;overflow:hidden;border-bottom:1px solid rgba(201,162,90,.45)}.cab-root .spotlight-header:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(260px 110px at 88% 28%,rgba(46,117,182,.4),transparent 70%);pointer-events:none}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-header{padding:18px 28px;border-bottom-width:2px}.cab-root .spotlight-header-logo{display:block;height:20px;width:auto;position:relative;z-index:1;opacity:.96}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-header-logo{height:26px}.cab-root .spotlight-step-counter{position:relative;z-index:1;font-size:10.5px;text-transform:uppercase;letter-spacing:1.4px;font-weight:600;color:#ffffffd1}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-step-counter{font-size:11.5px;color:#c9a25a;letter-spacing:1.8px}.cab-root .spotlight-crest{display:flex;align-items:center;justify-content:center;gap:14px;padding:18px 28px 0;color:#8b6a32}.cab-root .spotlight-crest-rule{flex:1;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(201,162,90,.55) 50%,transparent 100%)}.cab-root .spotlight-crest-mark{font-family:Fraunces,DM Sans,serif;font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:#b8954e}.cab-root .spotlight-body{padding:18px 20px 16px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-body{padding:18px 32px 26px;text-align:center}.cab-root .spotlight-tooltip h3{font-size:18px;color:#1b3a5c;margin:0 0 10px;font-weight:700;letter-spacing:-.2px;line-height:1.25;font-family:Fraunces,DM Sans,serif}.cab-root .spotlight-tooltip[data-variant=welcome] h3{font-size:30px;line-height:1.18;margin:6px 0 14px;letter-spacing:-.4px}.cab-root .spotlight-tooltip .spotlight-hook{font-size:14px;color:#4a5568;line-height:1.5;margin:0 0 12px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-hook{font-size:16px;line-height:1.6;max-width:420px;margin:0 auto 18px;color:#516275}.cab-root .spotlight-bullets{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:14px;line-height:1.55;color:#4a5568;margin:0 0 12px;padding:0}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-bullets{margin:4px auto 18px;max-width:460px;gap:11px;font-size:14.5px;line-height:1.55;color:#516275;text-align:left}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-bullets li{position:relative;padding-left:24px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-bullets li:before{content:"";position:absolute;left:4px;top:8px;width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#c9a25a,#b8954e);box-shadow:0 0 0 3px #c9a25a26}.cab-root .spotlight-legend{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:13.5px;line-height:1.4;color:#1b3a5c;margin:0 0 14px;padding:12px 14px;background:linear-gradient(180deg,#2e75b60f,#0f2b470a);border:1px solid rgba(46,117,182,.12);border-radius:12px}.cab-root .spotlight-legend li{display:flex;align-items:center;gap:10px}.cab-root .spotlight-legend-dot{display:inline-block;width:11px;height:11px;border-radius:50%;flex:0 0 auto;box-shadow:0 0 0 2px #fffffff2,0 0 0 3px #0f172a14}.cab-root .spotlight-cta{margin-top:12px}.cab-root .spotlight-arrow{position:absolute;width:12px;height:12px;background:#fff;border:1px solid rgba(15,23,42,.06);transform:rotate(45deg);pointer-events:none}.cab-root .spotlight-progress{display:flex;gap:3px;margin:16px 0 14px;align-items:center;width:100%}.cab-root .spotlight-progress-segment{flex:1;height:4px;border:none;padding:0;border-radius:2px;background:#2e75b624;cursor:pointer;transition:background .16s ease,height .16s ease,transform .16s ease}.cab-root .spotlight-progress-segment:hover{background:#2e75b647}.cab-root .spotlight-progress-segment[data-state=done]{background:linear-gradient(180deg,#3784c5,#2e75b6)}.cab-root .spotlight-progress-segment[data-state=active]{background:linear-gradient(180deg,#3784c5,#1e5a8f);height:6px;box-shadow:0 0 0 2px #2e75b62e}.cab-root .spotlight-progress-segment:focus-visible{outline:2px solid #2e75b6;outline-offset:2px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-progress{margin:24px auto 18px;max-width:340px}.cab-root .spotlight-tooltip .tour-actions{display:flex;align-items:center;gap:8px;justify-content:flex-end}.cab-root .spotlight-tooltip[data-variant=welcome] .tour-actions{justify-content:center;gap:14px}.cab-root .spotlight-tooltip .tour-actions [data-testid=tour-skip]{margin-right:auto}.cab-root .spotlight-tooltip[data-variant=welcome] .tour-actions [data-testid=tour-skip]{margin-right:0;order:-1}.cab-root .spotlight-tooltip .btn-ghost{background:transparent;color:#4a5568;border:none;padding:8px 12px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;transition:background .12s ease,color .12s ease}.cab-root .spotlight-tooltip .btn-ghost:hover{background:#2e75b614;color:#1b3a5c}.cab-root .spotlight-tooltip[data-variant=welcome] .btn-ghost{padding:10px 18px;font-size:14px}.cab-root .spotlight-tooltip .btn-primary{background:linear-gradient(180deg,#3784c5,#2e75b6);color:#fff;border:none;padding:9px 18px;border-radius:10px;font-size:13.5px;font-weight:600;cursor:pointer;font-family:inherit;box-shadow:0 4px 12px #2e75b64d;transition:transform .12s ease,box-shadow .12s ease}.cab-root .spotlight-tooltip .btn-primary:hover{box-shadow:0 6px 16px #2e75b661;transform:translateY(-1px)}.cab-root .spotlight-tooltip[data-variant=welcome] .btn-primary{padding:13px 30px;font-size:15px;border-radius:12px;letter-spacing:.2px;box-shadow:0 8px 20px #2e75b65c}.cab-root .spotlight-tooltip[data-variant=welcome] .btn-primary:hover{box-shadow:0 12px 26px #2e75b670}.cab-root .spotlight-tooltip .btn:focus-visible{outline:2px solid #2e75b6;outline-offset:2px}@keyframes spotlight-fade-in{0%{opacity:0}to{opacity:1}}@keyframes spotlight-pop-in{0%{opacity:0;transform:translate(-50%,-50%) scale(.96)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}.cab-root .spotlight-tooltip[data-placement]:not([data-placement=center]){animation:spotlight-fade-in .16s ease}@media(prefers-reduced-motion:reduce){.cab-root .spotlight-tooltip,.cab-root .spotlight-overlay[data-variant=welcome] .spotlight-tooltip{animation:none}}@media(max-width:767px){.cab-root .spotlight-tooltip[data-variant=welcome]{width:auto;max-width:none}.cab-root .spotlight-tooltip[data-variant=welcome] h3{font-size:24px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-body{padding:16px 22px 22px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-header{padding:14px 22px}.cab-root .spotlight-tooltip[data-variant=welcome] .spotlight-crest{padding:14px 22px 0}.cab-root .spotlight--bottom-sheet .spotlight-tooltip{position:fixed;left:max(12px,env(safe-area-inset-left));right:max(12px,env(safe-area-inset-right));bottom:calc(12px + env(safe-area-inset-bottom));top:auto;transform:none;max-width:none;width:auto;max-height:calc(100vh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));display:flex;flex-direction:column;overflow:hidden}@supports (height: 100dvh){.cab-root .spotlight--bottom-sheet .spotlight-tooltip{max-height:calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}}.cab-root .spotlight--bottom-sheet .spotlight-arrow{display:none}.cab-root .spotlight--bottom-sheet 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10px}.cab-root .spotlight--bottom-sheet .tour-actions{position:sticky;bottom:-1px;z-index:2;padding:10px 0 0;margin-top:8px;background:linear-gradient(180deg,#ffffffe0,#fff 34%)}.cab-root .spotlight--bottom-sheet .tour-actions .btn{min-height:44px}.cab-root .spotlight--bottom-sheet .tour-actions .btn-primary{min-width:112px}}.cab-root .confetti-container{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:140;overflow:hidden}.cab-root .confetti-piece{position:absolute;width:8px;height:8px;border-radius:2px;animation:confetti-fall 2.6s ease-out forwards}.cab-root .xp-popup{position:fixed;z-index:145;pointer-events:none;font-size:18px;font-weight:700;color:#f6ad55;animation:xp-pop 1.2s ease forwards;text-shadow:0 2px 4px rgba(0,0,0,.25)}@keyframes confetti-fall{0%{transform:translateY(-110vh) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(740deg);opacity:0}}@keyframes xp-pop{0%{transform:scale(.2) translateY(0);opacity:0}45%{transform:scale(1.1) translateY(-18px);opacity:1}to{transform:scale(1) translateY(-38px);opacity:0}}:root[data-theme=dark] .cab-root .topbar,:root[data-theme=dark] .cab-root .reader-outline,:root[data-theme=dark] .cab-root .text-block,:root[data-theme=dark] .cab-root .quiz-block,:root[data-theme=dark] .cab-root .discussion,:root[data-theme=dark] .cab-root .hw-block,:root[data-theme=dark] .cab-root .profile-card,:root[data-theme=dark] .cab-root .pw-section,:root[data-theme=dark] .cab-root .cert-card,:root[data-theme=dark] .cab-root .notif-card,:root[data-theme=dark] .cab-root .kpi-card,:root[data-theme=dark] .cab-root .course-card,:root[data-theme=dark] .cab-root .outline-sheet,:root[data-theme=dark] .cab-root .carousel-block,:root[data-theme=dark] .cab-root .video-controls,:root[data-theme=dark] .cab-root .assistant-panel,:root[data-theme=dark] .cab-root .assistants-card,:root[data-theme=dark] .cab-root .assistant-history-item,:root[data-theme=dark] .cab-root 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.cab-root .outline-node:hover{background:#1f2630!important}:root[data-theme=dark] .cab-root .outline-node.active{background:#1b222c!important;color:var(--cabinet-primary)!important}:root[data-theme=dark] .cab-root .outline-children-module,:root[data-theme=dark] .cab-root .outline-children-theme{border-color:var(--cabinet-border)!important}:root[data-theme=dark] .cab-root .search-input,:root[data-theme=dark] .cab-root .field-input,:root[data-theme=dark] .cab-root .disc-input-row input,:root[data-theme=dark] .cab-root .disc-input-row textarea,:root[data-theme=dark] .cab-root .hw-url-row input,:root[data-theme=dark] .cab-root .disc-sort,:root[data-theme=dark] .cab-root .video-controls select{background:#0d1117!important;border-color:var(--cabinet-border)!important}:root[data-theme=dark] .cab-root .btn-default{background:#1f2630!important;color:var(--cabinet-text-secondary)!important}:root[data-theme=dark] .cab-root 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.hw-dropzone-copy{color:var(--cabinet-text-secondary)!important}:root[data-theme=dark] .cab-root .hw-dropzone{background:#111923!important;border-color:var(--cabinet-border)!important}:root[data-theme=dark] .cab-root .hw-dropzone:hover,:root[data-theme=dark] .cab-root .hw-dropzone:focus-within,:root[data-theme=dark] .cab-root .hw-dropzone.drag{border-color:var(--cabinet-primary)!important}:root[data-theme=dark] .cab-root .hw-dropzone.drag{background:#162235!important;box-shadow:0 0 0 3px #2e75b638!important}:root[data-theme=dark] .cab-root .hw-dropzone-help{color:var(--cabinet-text-faint)!important}:root[data-theme=dark] .cab-root .hw-file-name{color:#9fc5ff!important}:root[data-theme=dark] .cab-root .course-program-badge{background:#1f2630!important;border-color:var(--cabinet-border)!important;color:#fff!important}:root[data-theme=dark] .cab-root .course-program-meta{color:var(--cabinet-text-secondary)!important}:root[data-theme=dark] .cab-root 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.cab-root[data-preview-shell=v3]{--cabinet-bg:#0d1117;--cabinet-card:#161b22;--cabinet-elevated:#1f2630;--cabinet-border:#30363d;--cabinet-border-soft:#30363d;--cabinet-text:#e6edf3;--cabinet-text-secondary:#b6c2cf;--cabinet-text-muted:#9aa7b4;--cabinet-text-faint:#7d8792;--cabinet-primary:#58a6ff;--cabinet-primary-soft:#0d1a2f;--cabinet-accent-warm:#f0b06b;--cabinet-accent-warm-strong:#f7c98f;--cabinet-accent-warm-soft:#2b2118;--cabinet-accent-warm-border:#6a4a2f;--cabinet-accent-warm-glow:rgba(240,176,107,.26);--cabinet-sidebar-bg:linear-gradient(195deg,#010409 0%,#0d1117 44%,#1a2330 100%);--cabinet-topbar-bg:#161b22;background:radial-gradient(circle at top left,rgba(88,166,255,.1),transparent 28%),linear-gradient(180deg,#0d1117,#111923 45%,#0d1117)}:root[data-theme=dark] .cab-root .assistant-inline-eyebrow{color:var(--cabinet-primary)!important}:root[data-theme=dark] .cab-root .assistant-inline-banner strong{color:var(--cabinet-text)!important}:root[data-theme=dark] .cab-root 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