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var(--transition-fast)}.topic-item.clickable{cursor:pointer}.topic-item.clickable:hover{background:var(--bg-inset)}.topic-item.active{background:var(--accent-primary-soft);border-color:var(--border-active)}.topic-row{display:flex;align-items:center;gap:10px}.topic-num{width:22px;height:22px;flex-shrink:0;border-radius:50%;display:grid;place-items:center;font-size:.72rem;font-weight:700;background:var(--bg-inset-strong);color:var(--text-secondary)}.topic-item.active .topic-num{background:var(--accent-primary);color:var(--on-accent)}.topic-item.completed .topic-num{background:var(--accent-success);color:var(--on-accent)}.topic-name{flex:1;min-width:0;font-size:.85rem;font-weight:600;color:var(--text-secondary);line-height:1.3}.topic-item.active .topic-name{color:var(--text-primary)}.topic-item.completed .topic-name{color:var(--text-muted);font-weight:500}.topic-cta{flex-shrink:0;color:var(--text-muted);display:grid;place-items:center;opacity:0;transition:opacity var(--transition-fast)}.topic-item.clickable:hover .topic-cta{opacity:1}.topic-grammar{display:inline-flex;align-items:center;gap:6px;margin-left:32px;font-size:.72rem;color:var(--accent-primary);font-weight:500}.topic-desc{margin-left:32px;font-size:.75rem;color:var(--text-muted);line-height:1.45}.topic-actions{display:flex;gap:8px;margin-top:2px}.btn-sm{padding:8px 14px;font-size:.82rem;border-radius:9px}.btn-accent{background:var(--accent-primary-soft);border:1px solid var(--accent-primary);color:var(--accent-primary);font-weight:600}.btn-accent:hover{background:var(--accent-primary-soft);border-color:var(--accent-primary);filter:brightness(1.08)}@media (max-width: 980px){.sidebar-nav{display:none}.shell-content{padding-bottom:78px}.page{padding:18px 16px 32px}.topbar{padding:12px 16px}.mobile-bottom-nav{display:flex;justify-content:space-around;align-items:center;position:fixed;bottom:0;left:0;right:0;z-index:100;padding:8px max(8px,env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom));background:var(--bg-surface);border-top:1px solid var(--border-light);box-shadow:0 -8px 24px -16px #0006}.nav-btn{display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--text-muted);font-size:.6rem;font-weight:600;padding:6px 2px;border-radius:var(--radius-sm);transition:all var(--transition-fast);flex:1;min-width:0}.nav-btn span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-btn.active{color:var(--accent-primary)}.dashboard-container{display:flex;flex-direction:column;padding:0 0 78px;gap:0}.panel-left,.panel-center,.panel-right{display:none!important;border-radius:0!important;border:none!important;background:transparent!important;box-shadow:none!important;width:100%!important;height:100%!important}.active-tab{display:flex!important}.appshell-main{display:flex!important;flex:1;height:100%;width:100%}.appshell-main .panel-center{display:flex!important}.panel-left.mobile-open{display:flex!important;position:fixed;top:0;bottom:0;left:0;width:86%!important;max-width:340px;height:100%!important;z-index:200;background:var(--bg-surface)!important;box-shadow:0 0 40px -8px #0009!important;overflow-y:auto;padding-bottom:90px}.mobile-plan-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:150;background:#00000080}.desktop-only{display:none!important}.panel-center{padding:12px 12px 0!important;gap:12px}.chat-head{padding-bottom:12px!important}.chat-title{font-size:1.05rem!important}.actions-pill-label{display:none}.exercise-modal-overlay{padding:0}.exercise-modal{max-width:100%;max-height:100%;height:100%;border-radius:0}.vocab-page{padding:16px!important}.vocab-title-h{font-size:1.15rem!important}}.grammar-report-content{color:var(--text-primary);line-height:1.8;font-size:1.05rem}.grammar-report-content h1,.grammar-report-content h2,.grammar-report-content h3,.grammar-report-content h4{font-family:var(--font-display);color:var(--accent-primary);margin-top:1.4em;margin-bottom:.5em;letter-spacing:-.01em;line-height:1.25}.grammar-report-content p{margin-bottom:1em}.grammar-report-content ul,.grammar-report-content ol{margin-bottom:1em;padding-left:22px}.grammar-report-content li{margin-bottom:.5em}.grammar-report-content strong,.grammar-report-content em{color:var(--text-primary);background:var(--accent-secondary-soft);padding:0 5px;border-radius:5px;font-style:normal}.grammar-report-content .highlight{color:var(--accent-secondary);font-weight:700}.grammar-report-content .grammar-table{width:100%;border-collapse:collapse;margin:1.5em 0;background:var(--bg-inset);border-radius:var(--radius-sm);overflow:hidden}.grammar-report-content .grammar-table th,.grammar-report-content .grammar-table td{padding:12px 16px;border:1px solid var(--border-light);text-align:left}.grammar-report-content .grammar-table th{background:var(--accent-primary-soft);color:var(--accent-primary);font-weight:700}.grammar-report-content .example-box{background:var(--accent-success-soft);border-left:4px solid var(--accent-success);padding:16px;margin:1.5em 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.grammar-report-content .alert-box{background:var(--accent-danger-soft);border-left:4px solid var(--accent-danger);padding:16px;margin:1.5em 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}@media (max-width: 600px){.flashcard-container{height:370px}.flashcard-front,.flashcard-back{padding:50px 16px 38px;gap:4px}.flashcard-inner h2{font-size:1.85rem!important;line-height:1.15;overflow-wrap:anywhere;max-width:100%}.flashcard-inner h3{font-size:1.1rem!important;margin-bottom:10px!important;overflow-wrap:anywhere;max-width:100%}.flashcard-front>span,.flashcard-back>span{top:12px!important;font-size:.66rem!important;padding:3px 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