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.ic-header{border-bottom-color:rgba(var(--accent-rgb),.08)}.ic-num{flex-shrink:0;margin-top:1px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;padding:3px 8px;border-radius:5px;color:var(--text-secondary);background:#ffffff0f;border:1px solid var(--glass-border);white-space:nowrap}html[data-theme=light] .ic-num{background:rgba(var(--accent-rgb),.07)}.ic-question{font-size:14px;font-weight:600;color:var(--text-primary);line-height:1.5}.ic-body{padding:16px 18px;display:flex;flex-direction:column;gap:12px}.answer-row{display:flex;gap:10px}.answer-box{flex:1;padding:12px 14px;border-radius:9px;border:1px solid;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.answer-box--wrong{background:#f871710f;border-color:#f8717140}.answer-box--right{background:#34d3990f;border-color:#34d39940}.answer-lbl{display:flex;align-items:center;gap:5px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;margin-bottom:5px}.answer-box--wrong 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ease}.sw-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);margin-bottom:12px}.action-btn{display:flex;align-items:center;gap:8px;width:100%;padding:11px 14px;margin-bottom:8px;background:#ffffff12;border:1px solid rgba(255,255,255,.15);border-radius:10px;color:var(--text-primary);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;text-align:left}.action-btn:hover{background:#ffffff1f;border-color:#ffffff40;transform:translate(3px)}.action-btn--primary{background:linear-gradient(135deg,rgba(var(--accent-rgb),.25),rgba(var(--accent-dark-rgb),.3));border-color:rgba(var(--accent-rgb),.5);color:var(--accent-light);font-weight:600}.action-btn--primary:hover{background:linear-gradient(135deg,rgba(var(--accent-rgb),.35),rgba(var(--accent-dark-rgb),.4));border-color:rgba(var(--accent-rgb),.7);box-shadow:0 4px 14px 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10px;border-radius:20px}.cat-chevron{display:flex;color:var(--text-secondary);transition:transform .2s ease;flex-shrink:0}.cat-chevron.open{transform:rotate(90deg)}.cat-chevron--sm{color:var(--text-secondary);opacity:.6}.subcat-list{background:#00000026;border-top:1px solid rgba(255,255,255,.05)}.subcat-row{display:flex;align-items:center;gap:10px;padding:11px 24px 11px 48px;cursor:pointer;transition:background .15s ease;border-bottom:1px solid rgba(255,255,255,.04)}.subcat-row:last-child{border-bottom:none}.subcat-row:hover{background:#ffffff0a}.subcat-dot{width:6px;height:6px;border-radius:50%;background:rgba(var(--accent-rgb),.5);flex-shrink:0}.subcat-name{flex:1;font-size:.88rem;color:var(--text-secondary)}.subcat-count{font-size:.78rem;color:var(--text-secondary);background:#ffffff0f;padding:2px 8px;border-radius:10px;margin-right:4px}.q-cards{display:flex;flex-direction:column;gap:0;background:#0000001a;border-top:1px solid rgba(255,255,255,.04)}.q-card{padding:14px 24px 14px 60px;cursor:pointer;transition:background .15s ease;border-bottom:1px solid rgba(255,255,255,.04)}.q-card:last-child{border-bottom:none}.q-card:hover{background:rgba(var(--accent-rgb),.05)}.q-card-text{font-size:.88rem;color:var(--text-primary);line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.q-card-footer{display:flex;align-items:center;justify-content:space-between}.q-date{font-size:.78rem;color:var(--text-secondary)}.q-answer{font-size:.78rem;font-weight:600;color:var(--success)}.q-delete-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;background:#ef44441a;border:1px solid rgba(239,68,68,.25);border-radius:5px;color:var(--danger);cursor:pointer;transition:all .2s ease;flex-shrink:0}.q-delete-btn:hover{background:#ef444440;border-color:var(--danger);transform:scale(1.1)}html[data-theme=light] .sw-title{color:var(--text-secondary)}html[data-theme=light] .action-btn{background:#0000000a;border-color:#0000001a;color:var(--text-primary)}html[data-theme=light] .action-btn:hover{background:#00000012}html[data-theme=light] .subcat-list{background:#00000008}html[data-theme=light] .q-cards{background:#00000005}html[data-theme=light] .panel-header{border-bottom-color:#00000014}html[data-theme=light] .cat-group{border-bottom-color:#0000000f}@media(max-width:1024px){.stats-grid{grid-template-columns:repeat(2,1fr)}.dashboard-container{grid-template-columns:1fr}.dashboard-sidebar{position:static}.modal-content{max-width:95%}}@media(max-width:600px){.stats-grid{grid-template-columns:1fr}}.course-page{position:fixed;inset:0;width:100vw;height:100vh;overflow:hidden;background:#0a1628}.course-iframe{width:100%;height:100%;border:none;display:block}.course-theme-bar{position:absolute;top:14px;right:18px;z-index:100;filter:drop-shadow(0 2px 8px rgba(0,0,0,.4))}.settings-page{max-width:1200px;margin:0 auto;padding:8px 0 28px}.settings-hero h1{margin:0;font-size:clamp(1.8rem,4vw,2.4rem)}.settings-hero p{margin-top:10px;color:var(--text-secondary)}.settings-upgrade-note{margin-top:16px;border-radius:12px;padding:12px 14px;background:#4a90ff1f;border:1px solid rgba(104,161,255,.34);color:var(--text-primary)}.settings-grid{margin-top:18px;display:grid;gap:16px;grid-template-columns:360px 1fr}.settings-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm)}.settings-card h2{margin:0;font-size:1.15rem}.settings-muted{color:var(--text-secondary);margin:8px 0 16px}.plan-row{display:flex;justify-content:space-between;gap:16px;margin-top:12px;color:var(--text-secondary)}.plan-row strong{color:var(--text-primary)}.plan-row-warning strong{color:#e8a43a}.plan-status{text-transform:capitalize}.settings-actions{margin-top:18px}.settings-btn{width:100%;border-radius:10px;padding:11px 14px;font-weight:700;border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-primary);cursor:pointer}.settings-btn-link{display:inline-block;text-align:center;text-decoration:none;box-sizing:border-box}.settings-btn-secondary:hover{filter:brightness(1.05)}.settings-card-wide{min-height:420px}.settings-pricing{margin-top:10px}.settings-billing-disabled{margin-top:12px;border:1px dashed var(--border-color);border-radius:12px;padding:14px;color:var(--text-secondary)}.settings-billing-disabled p{margin:0 0 8px}.settings-billing-disabled a{color:var(--accent-light);text-decoration:none}.settings-billing-disabled a:hover{text-decoration:underline}@media(max-width:1000px){.settings-grid{grid-template-columns:1fr}}.upgrade-page{max-width:980px;margin:0 auto;padding:8px 0 28px}.upgrade-page h1{margin:0;font-size:clamp(1.7rem,4vw,2.2rem)}.upgrade-subtitle{margin:10px 0 0;color:var(--text-secondary)}.upgrade-notice{margin:10px 0 0;color:var(--text-primary);background:#4a90ff1f;border:1px solid rgba(104,161,255,.34);border-radius:10px;padding:10px 12px}.upgrade-actions{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}.upgrade-link{border:1px solid var(--border-color);border-radius:10px;padding:8px 12px;text-decoration:none;color:var(--text-primary);background:var(--bg-secondary)}.upgrade-link:hover{filter:brightness(1.06)}.upgrade-pricing{margin-top:16px;border:1px solid var(--border-color);border-radius:14px;padding:14px;background:var(--bg-card)}.upgrade-billing-disabled{color:var(--text-secondary)}.upgrade-billing-disabled p{margin:0 0 8px}.upgrade-billing-disabled a{color:var(--accent-light);text-decoration:none}.upgrade-billing-disabled a:hover{text-decoration:underline}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1400px;width:100%;margin:0 auto;padding:0 20px 20px}.container{max-width:1200px;margin:0 auto;padding:20px}.quiz-layout{display:grid;grid-template-columns:1fr 300px;gap:24px;margin-top:20px}.dashboard-layout{display:grid;grid-template-columns:280px 1fr;gap:24px;margin-top:20px}@media(max-width:1024px){.quiz-layout,.dashboard-layout{grid-template-columns:1fr}}