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ease}.more-dropdown-item:hover{background:var(--btn-hover-bg)}.more-dropdown-item.active{background:var(--accent-primary);color:var(--btn-primary-text)}.chat-side-panel{position:fixed;top:0;right:0;width:380px;min-width:320px;height:100vh;background:var(--bg-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border-left:1px solid var(--card-border);box-shadow:var(--shadow-lg);z-index:100;transform:translate(100%);transition:transform .3s ease-out;display:flex;flex-direction:column}.chat-side-panel.open{transform:translate(0)}.chat-resize-handle{position:absolute;top:0;left:-3px;width:6px;height:100%;cursor:col-resize;z-index:101}.chat-resize-handle:hover,.chat-resize-handle:active{background:var(--accent-color, #5E6AD2);opacity:.4}.chat-side-panel-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--card-border)}.chat-side-panel-header h3{margin:0;font-size:1.1rem}.chat-side-panel-body{flex:1;overflow:hidden}.chat-side-panel-backdrop{position:fixed;inset:0;background:#0000004d;z-index:99;animation:fadeIn .2s ease-out}.chat-embedded{height:100%}.chat-embedded .chat-messages{padding:16px 12px 8px}.chat-embedded .chat-input-area{width:calc(100% - 16px);margin:0 auto 8px;padding:8px 10px;gap:4px}.chat-embedded .chat-bubble-row{gap:8px}.chat-history-wrapper{position:relative;display:flex;align-items:center;gap:4px}.chat-history-btn,.chat-new-chat-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:none;border-radius:var(--radius-md);background:transparent;color:var(--text-secondary);cursor:pointer;transition:background .15s,color .15s}.chat-history-btn:hover,.chat-new-chat-btn:hover,.chat-history-btn.active{background:#ffffff14;color:var(--text-primary)}.chat-history-dropdown{position:absolute;top:100%;left:0;z-index:50;min-width:260px;max-height:360px;overflow-y:auto;margin-top:4px;padding:6px;background:var(--card-bg, rgba(30, 41, 59, .95));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--card-border);border-radius:var(--radius-lg);box-shadow:0 8px 24px #0006}.chat-history-empty{padding:12px 8px;text-align:center;color:var(--text-secondary);font-size:.85rem}.chat-history-group-label{padding:6px 8px 2px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.chat-history-item{display:flex;align-items:center;gap:6px;padding:7px 8px;border-radius:var(--radius-md);cursor:pointer;transition:background .12s}.chat-history-item:hover{background:#ffffff0f}.chat-history-item.active{background:rgba(var(--accent-rgb),.15)}.chat-history-item-title{flex:1;font-size:.85rem;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-history-item-delete{display:none;align-items:center;justify-content:center;width:22px;height:22px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);cursor:pointer;flex-shrink:0}.chat-history-item:hover .chat-history-item-delete{display:flex}.chat-history-item-delete:hover{background:#ef444426;color:#ef4444}.chat-fab{position:fixed;bottom:var(--space-6);right:var(--space-6);width:56px;height:56px;border-radius:50%;background:var(--accent-primary);color:var(--btn-primary-text);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow);cursor:pointer;z-index:90;border:none;transition:transform .2s ease}.chat-fab:hover{transform:scale(1.08)}.inline-generated-image{margin:.75rem 0;border-radius:10px;overflow:hidden;background:var(--card-bg);border:1px solid rgba(255,255,255,.06)}.inline-generated-image-container{cursor:pointer}.inline-generated-image-container img{display:block;width:100%;max-height:500px;object-fit:contain;background:#0003}.inline-generated-image-meta{display:flex;gap:.5rem;padding:.4rem .75rem;font-size:.75rem;color:var(--text-secondary)}.inline-generated-image-style{background:#6366f126;color:var(--accent-primary);padding:.1rem .5rem;border-radius:4px;text-transform:capitalize}.inline-generated-image-toolbar{display:flex;gap:.25rem;padding:.4rem .5rem;border-top:1px solid rgba(255,255,255,.06)}.inline-generated-image-toolbar button{display:flex;align-items:center;gap:.35rem;padding:.3rem .6rem;font-size:.75rem;border-radius:6px;border:none;background:#ffffff0d;color:var(--text-secondary);cursor:pointer;transition:background .15s}.inline-generated-image-toolbar button:hover{background:#ffffff1a;color:var(--text-primary)}.inline-generated-image-toolbar button:disabled{opacity:.5;cursor:default}.notebook-master-view{padding:0 var(--space-4) var(--space-4)}.process-new-modal{max-width:640px;max-height:80vh;overflow-y:auto;width:95%}.subject-dashboard{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-4)}.dashboard-pending-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3);border-left:4px solid var(--accent-warning)}.dashboard-pending-item.verified{border-left-color:var(--accent-success)}.dashboard-pending-item+.dashboard-pending-item{border-top:1px solid var(--border-color)}.dashboard-pending-left{display:flex;align-items:center;gap:var(--space-3)}.dashboard-all-clear{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3);color:var(--text-secondary)}.dashboard-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-3)}.dashboard-stat-card{cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:space-between}.dashboard-stat-card:hover{background:var(--btn-hover-bg);border-color:var(--card-hover-border);box-shadow:var(--shadow-md);transform:translateY(-1px)}.dashboard-stat-label{font-size:.85rem;color:var(--text-secondary);margin-bottom:var(--space-1)}.dashboard-stat-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.dashboard-stat-icon{width:40px;height:40px;border-radius:50%;background:rgba(var(--accent-rgb),.1);display:flex;align-items:center;justify-content:center;color:var(--accent-primary)}.dashboard-coverage-header{display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-secondary);margin-bottom:var(--space-1)}.dashboard-coverage-bar{height:6px;width:100%;background:var(--btn-bg);border-radius:var(--radius-pill);overflow:hidden}.dashboard-coverage-fill{height:100%;background:var(--accent-primary);border-radius:var(--radius-pill);transition:width .5s ease-out}.quick-launch-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-3)}.quick-launch-tile{padding:var(--space-4);display:flex;align-items:flex-start;gap:var(--space-3);cursor:pointer;transition:all .2s ease}.quick-launch-tile:hover{background:var(--btn-hover-bg);border-color:var(--card-hover-border);box-shadow:var(--shadow-md);transform:translateY(-1px)}.quick-launch-icon{color:var(--accent-primary);flex-shrink:0}.quick-launch-title{margin:0 0 var(--space-1) 0;font-size:1.05rem;font-weight:600}.quick-launch-subtitle{margin:0;font-size:.85rem;color:var(--text-secondary)}.study-dashboard section{margin-top:var(--space-4)}.study-section-title{font-size:1rem;font-weight:600;margin-bottom:var(--space-2);color:var(--text-secondary)}.study-list{padding:0;overflow:hidden}.study-list-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);cursor:pointer;transition:background .15s ease}.study-list-item:not(:last-child){border-bottom:1px solid var(--card-border)}.study-list-item:hover{background:var(--btn-hover-bg)}.study-list-info{display:flex;flex-direction:column;gap:2px}.study-list-name{font-weight:500;color:var(--text-primary)}.study-list-meta{font-size:.8rem;color:var(--text-muted);display:flex;align-items:center;gap:4px}.study-due-badge{color:var(--accent-warning, #F59E0B);font-weight:600;margin-left:6px}.study-back-btn{margin-bottom:var(--space-3)}.recent-activity-title-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}.recent-activity-title{font-size:1rem;font-weight:600;margin:0;color:var(--text-secondary)}.recent-activity-type-icon{color:var(--text-muted);flex-shrink:0;display:flex;align-items:center}.recent-activity-list{display:flex;flex-direction:column;gap:var(--space-2)}.recent-activity-item{display:flex;align-items:center;gap:var(--space-3);font-size:.9rem}.recent-activity-date{color:var(--text-muted);flex-shrink:0}.recent-activity-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-primary);flex-shrink:0}.recent-activity-text{color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dashboard-wrapper{display:flex;flex-direction:column;gap:24px;animation:fadeIn .4s ease-out}.dashboard-title{font-size:32px;margin-bottom:4px}.dash-widgets-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.dash-widget{display:flex;flex-direction:column;gap:12px;padding:20px;min-height:160px}.dash-widget-header{display:flex;align-items:center;gap:10px}.dash-widget-icon{font-size:20px}.dash-widget h3{font-size:16px;font-weight:600;margin:0}.dash-widget-count{font-size:24px;font-weight:700;color:var(--text-primary)}.dash-widget-items{display:flex;flex-direction:column;gap:4px;flex:1}.dash-widget-item{display:flex;align-items:center;gap:8px;padding:5px 0;border-bottom:1px solid rgba(255,255,255,.04);font-size:13px}.dash-widget-item:last-child{border-bottom:none}.dash-item-badge{background:rgba(var(--accent-rgb),.15);color:var(--accent-primary);border-radius:4px;padding:1px 6px;font-size:11px;font-weight:700;flex-shrink:0}.dash-item-label{flex:1;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dash-item-meta{color:var(--text-muted);font-size:12px;flex-shrink:0}.dash-widget-link{margin-top:auto;align-self:flex-start;font-size:13px}.dash-loading,.dash-empty{color:var(--text-muted);font-size:14px;flex:1}.dash-subjects-section{display:flex;flex-direction:column;gap:12px}.dash-section-title{font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin:0}.dash-subject-chips{display:flex;flex-wrap:wrap;gap:8px}.dash-subject-chip{background:rgba(var(--accent-rgb),.1);border:1px solid rgba(var(--accent-rgb),.2);color:var(--text-primary);border-radius:20px;padding:6px 18px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:inherit}.dash-subject-chip:hover{background:rgba(var(--accent-rgb),.2);border-color:rgba(var(--accent-rgb),.4);transform:translateY(-1px)}.dash-assistant-cta{display:flex;align-items:center;gap:0;padding:6px 6px 6px 24px;background:#ffffff0a;border:1px solid var(--border-color);border-radius:16px;width:100%;transition:border-color .2s,background .2s}.dash-assistant-cta:focus-within{border-color:rgba(var(--accent-rgb),.5);background:#ffffff0f}.dash-prompt-input{flex:1;background:none;border:none;outline:none;color:var(--text-color);font-size:16px;font-family:inherit;padding:14px 0;min-width:0}.dash-prompt-input::placeholder{color:var(--text-secondary);opacity:.5}.dash-prompt-send{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:none;background:linear-gradient(135deg,var(--accent-color),var(--accent-secondary));color:#fff;cursor:pointer;flex-shrink:0;transition:opacity .2s,transform .15s}.dash-prompt-send:hover{opacity:.9;transform:scale(1.04)}.dash-prompt-send:active{transform:scale(.96)}.dash-stats-bar{display:flex;gap:12px;flex-wrap:wrap}.dash-stat-pill{display:flex;align-items:center;gap:6px;padding:8px 16px;background:#ffffff08;border:1px solid var(--border-color);border-radius:20px;font-size:13px}.dash-stat-value{font-weight:700;color:var(--text-primary)}.dash-stat-label{color:var(--text-muted);font-size:11px}.dash-progress-report{padding:16px 20px}.progress-report-grid{display:flex;gap:20px;flex-wrap:wrap;margin-top:12px}.progress-report-stat{display:flex;align-items:center;gap:6px;color:var(--text-secondary);font-size:.82rem}.progress-stat-value{font-weight:700;color:var(--text-primary);font-size:1.1rem}.progress-stat-label{color:var(--text-muted);font-size:.78rem}.progress-mastery-section{margin-top:12px;padding-top:12px;border-top:1px solid var(--border-color);display:flex;flex-direction:column;gap:6px}.progress-mastery-row{display:flex;align-items:center;gap:6px;font-size:.8rem}.progress-mastery-label{font-weight:600;font-size:.75rem;flex-shrink:0}.progress-mastery-topics{color:var(--text-secondary);font-size:.78rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dash-progress-bar{width:100%;height:4px;background:#ffffff0f;border-radius:2px;overflow:hidden}.dash-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary, #7C85E0));border-radius:2px;transition:width .3s ease}.dash-activity-chart{padding:20px}.dash-chart-bars{display:flex;gap:8px;height:120px}.dash-chart-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%}.dash-chart-bar-area{flex:1;width:100%;display:flex;align-items:flex-end;justify-content:center}.dash-chart-bar{width:60%;max-width:40px;border-radius:4px 4px 0 0;overflow:hidden;display:flex;flex-direction:column;min-height:2px}.dash-chart-segment-quiz{background:var(--accent-primary)}.dash-chart-segment-fc{background:#10b981}.dash-chart-label{font-size:11px;color:var(--text-muted)}.dash-chart-legend{display:flex;gap:16px;margin-top:12px;font-size:12px;color:var(--text-secondary)}.dash-legend-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}.main-content{flex:1;overflow-y:auto;padding:32px;display:flex;flex-direction:column}.main-content:has(.subject-workspace){padding:0;overflow:hidden}.subject-workspace{display:flex;flex-direction:column;flex:1;min-height:0}.subject-content{flex:1;overflow-y:auto}.picker-modal{display:flex;flex-direction:column;max-height:80vh}.picker-title{margin-top:0;margin-bottom:16px;font-size:1.5rem}.picker-scroll-area{flex:1;overflow-y:auto;margin-top:16px;margin-bottom:16px;padding-right:8px}.selector-grid{display:flex;flex-direction:column;gap:12px}.selector-event-card{background:#ffffff08;border:1px solid var(--border-color);border-radius:12px;padding:16px;cursor:pointer;transition:all .2s ease}.selector-event-card:hover{background:rgba(var(--accent-rgb),.05);border-color:rgba(var(--accent-rgb),.3);transform:translateY(-2px)}.selector-event-card.selected{background:rgba(var(--accent-rgb),.15);border-color:var(--accent-primary);box-shadow:0 0 15px rgba(var(--accent-rgb),.2)}.selector-event-header{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.9rem}.selector-event-date{font-weight:600;color:var(--accent-primary)}.selector-event-hour{color:var(--text-secondary)}.selector-event-theme{font-size:1.05rem;font-weight:500;margin-bottom:12px;color:var(--text-primary)}.selector-no-theme{color:var(--text-muted);font-style:italic}.picker-search-wrap input{width:100%;padding:12px 16px;border-radius:10px;border:1px solid var(--border-color);background:#0003;color:var(--text-primary);font-size:.95rem}.picker-search-wrap input:focus{outline:none;border-color:var(--accent-primary)}.execution-dashboard{max-width:960px}.exec-summary-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}.exec-summary-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:16px;text-align:center;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.exec-summary-value{font-size:1.5rem;font-weight:700;color:var(--text-primary);line-height:1.2}.exec-summary-label{font-size:11px;color:#64748b;text-transform:uppercase;margin-top:4px;font-weight:600}.exec-status-badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}.exec-status-badge[data-status=success]{background:#4ade8026;color:#4ade80}.exec-status-badge[data-status=error]{background:#f8717126;color:#f87171}.exec-status-badge[data-status=running]{background:rgba(var(--accent-rgb),.15);color:var(--accent-primary-light)}.exec-status-badge[data-status=warn]{background:#facc1526;color:#facc15}.exec-error-item{padding:10px 12px;border-bottom:1px solid rgba(148,163,184,.1);cursor:pointer}.exec-error-item:last-child{border-bottom:none}.exec-error-header{display:flex;align-items:center;gap:10px}.exec-error-message{margin:8px 0 0;padding:8px 12px;background:#f8717114;border-radius:6px;font-size:12px;color:#fca5a5;white-space:pre-wrap;word-break:break-word}@media(max-width:640px){.exec-summary-row{grid-template-columns:repeat(2,1fr)}}.homework-container{display:flex;flex-direction:column;gap:20px;max-width:1200px;margin:0 auto;padding:0 24px 24px;width:100%}.homework-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--border-color);margin-bottom:8px}.homework-header h2{margin:0;font-size:24px;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.homework-sync-buttons{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.homework-filter-row{display:flex;gap:12px;margin-bottom:4px}.homework-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(450px,1fr));gap:24px}.homework-card{display:flex;padding:24px;transition:transform .2s cubic-bezier(.4,0,.2,1)}.homework-checkbox-col{margin-right:16px;padding-top:2px}.homework-checkbox{width:22px;height:22px;accent-color:var(--accent-primary);cursor:pointer;border-radius:6px;transition:all .2s}.homework-body{flex:1;min-width:0}.homework-title-row{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;gap:16px}.homework-title{margin:0;font-size:1.15rem;line-height:1.4;word-break:break-word}.homework-title-done{text-decoration:line-through;opacity:.6}.homework-meta-col{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}.homework-source-badge{font-size:.75rem;font-weight:700;display:flex;align-items:center;gap:6px;padding:4px 12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:20px;text-transform:uppercase;letter-spacing:.05em;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.homework-due{font-size:.85rem;color:var(--text-muted);display:flex;align-items:center;gap:6px;padding:4px 12px;background:#0003;border-radius:20px}.homework-due-overdue{color:var(--accent-danger);background:#ef44441a;border:1px solid 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