:root{--bg-body: #f5f6fa;--bg-surface: #ffffff;--bg-surface-alt: #f0f1f5;--bg-input: #f8f9fc;--bg-input-focus: #ffffff;--text-primary: #1a1d2e;--text-secondary: #4a4e69;--text-tertiary: #8b8fa3;--text-on-accent: #ffffff;--accent: #4f46e5;--accent-hover: #4338ca;--accent-muted: #818cf8;--accent-subtle: #eef2ff;--edge: #d1d5e0;--edge-light: #e8eaf0;--border-color: var(--edge);--bg-secondary: var(--bg-surface-alt);--bg-raised: var(--bg-surface);--color-correct: #16a34a;--color-correct-bg: #f0fdf4;--color-correct-border: #bbf7d0;--color-incorrect: #dc2626;--color-incorrect-bg: #fef2f2;--color-incorrect-border: #fecaca;--color-partial: #d97706;--color-partial-bg: #fffbeb;--color-partial-border: #fde68a;--color-warning: #f59e0b;--color-warning-bg: #fffbeb;--color-warning-text: #92400e;--color-warning-highlight: #fef3c7;--color-partial-text: #854d0e;--color-incorrect-dark: #991b1b;--color-incorrect-accent: #ef4444;--color-incorrect-bg-strong: #fee2e2;--color-correct-accent: #22c55e;--color-correct-bg-strong: #dcfce7;--color-partial-accent: #eab308;--color-partial-bg-strong: #fefce8;--color-partial-bg-alt: #fef9c3;--color-info: #3b82f6;--color-info-bg: #eff6ff;--color-info-text: #1e40af;--color-info-bg-alt: #dbeafe;--text-muted: #6b7280;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.05);--radius: .6rem;--radius-sm: .4rem;--radius-xs: .3rem;--font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--transition: .15s ease;--text-xs: .75rem;--text-sm: .85rem;--text-base: .9rem;--text-md: 1rem;--text-lg: 1.1rem;--text-xl: 1.35rem;--text-2xl: 1.5rem;--text-3xl: 1.75rem;--text-4xl: 2.5rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-12: 3rem;--accent-blue: #5b6abf;--accent-blue-hover: #4a58b0;--accent-blue-muted: #ededfa;--accent-blue-subtle: #dfe0f4;--border-default: #d5d8e2;--border-subtle: #e8eaef;--border-input: #c8ccd8;--border-input-focus: #5b6abf;--color-correct-text: #15803d;--color-incorrect-text: #b91c1c;--press-shadow: 3px 3px 0 var(--edge);--press-shadow-sm: 2px 2px 0 var(--edge);--press-radius: 16px;--press-radius-sm: 12px;--card-bg: var(--bg-surface);--border: var(--border-default);--matchup-next-bg: var(--accent-blue-muted);--matchup-next-hover: var(--bg-surface-alt)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:20px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-body);background:var(--bg-body);color:var(--text-primary);line-height:1.6;min-height:100vh}h1{font-size:var(--text-3xl);font-weight:700;line-height:1.3}h2{font-size:var(--text-xl);font-weight:600;line-height:1.35}h3{font-size:var(--text-lg);font-weight:600;line-height:1.4}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.ca-page{min-height:100vh;display:flex;flex-direction:column}.ca-main{max-width:1400px;width:100%;margin:0 auto;padding:1.6rem clamp(1rem,4vw,2rem);flex:1}.ca-section{margin-bottom:var(--space-8)}.ca-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5);flex-wrap:wrap;gap:var(--space-3)}.ca-class-group{margin-bottom:var(--space-6)}.ca-class-group-title{font-size:var(--text-md);font-weight:700;color:var(--text-secondary);margin-bottom:var(--space-3);padding-bottom:.35rem;border-bottom:2px solid var(--edge-light)}.ca-nav{background:var(--bg-surface);border-bottom:1px solid var(--edge-light);padding:0 clamp(1rem,4vw,2rem);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.ca-nav-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;height:56px;gap:var(--space-2)}.ca-nav-brand{font-weight:700;font-size:var(--text-lg);color:var(--accent);margin-right:24px;cursor:pointer;white-space:nowrap}.ca-nav-links{display:flex;gap:var(--space-1);flex:1}.ca-nav-link{padding:.5rem .85rem;border-radius:var(--radius-xs);color:var(--text-secondary);font-size:var(--text-base);font-weight:500;cursor:pointer;transition:background var(--transition),color var(--transition);border:none;background:none;font-family:inherit}.ca-nav-link:hover{background:var(--bg-surface-alt);color:var(--text-primary);text-decoration:none}.ca-nav-link.active{background:var(--accent-subtle);color:var(--accent)}.ca-nav-right{display:flex;align-items:center;gap:var(--space-2)}.ca-nav-user{font-size:var(--text-sm);color:var(--text-tertiary);margin-right:8px}.ca-nav-hamburger{display:none;background:none;border:none;font-size:1.4rem;color:var(--text-primary);cursor:pointer;padding:.25rem;margin-left:auto;line-height:1}.ca-nav-dropdown{display:none;flex-direction:column;padding:.5rem 0;border-top:1px solid var(--edge-light)}.ca-nav-dropdown-link{display:block;width:100%;text-align:left;padding:.6rem 1rem;background:none;border:none;font-family:inherit;font-size:var(--text-base);font-weight:500;color:var(--text-secondary);cursor:pointer;transition:background var(--transition)}.ca-nav-dropdown-link:hover{background:var(--bg-surface-alt)}.ca-nav-dropdown-link.active{color:var(--accent);font-weight:600}.ca-nav-dropdown-divider{height:1px;background:var(--edge-light);margin:.25rem 0}@media(max-width:768px){.ca-nav-links,.ca-nav-right{display:none!important}.ca-nav-hamburger{display:block}.ca-nav-dropdown{display:flex}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:.6rem 1.25rem;border-radius:var(--radius-sm);font-family:inherit;font-size:var(--text-base);font-weight:600;border:none;cursor:pointer;transition:all var(--transition);white-space:nowrap}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--text-on-accent);box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){background:var(--accent-hover);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--edge)}.btn-secondary:hover:not(:disabled){background:var(--bg-surface-alt);border-color:var(--text-tertiary)}.btn-danger{background:var(--color-incorrect);color:var(--text-on-accent)}.btn-danger:hover:not(:disabled){background:var(--color-incorrect-text)}.btn-link{background:none;color:var(--accent);padding:var(--space-1) var(--space-2);font-weight:500}.btn-link:hover{text-decoration:underline}.ca-main>.btn-link:first-child{margin-bottom:var(--space-3)}.ca-main>h1{margin-bottom:var(--space-5)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--text-sm)}.btn-xs{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}.btn-lg{padding:.6rem 1.4rem;font-size:1rem}.ca-btn-group{display:flex;gap:var(--space-2);flex-wrap:wrap}.ca-card{position:relative;display:flex;flex-direction:column;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:1.25rem;cursor:pointer;transition:box-shadow var(--transition),border-color var(--transition)}.ca-card:hover{box-shadow:var(--shadow-md);border-color:var(--accent-muted)}.ca-card h3{margin-bottom:0}.ca-card-subtitle{display:block;color:var(--text-secondary);font-size:var(--text-sm);margin-bottom:var(--space-2)}.ca-card-meta{display:flex;justify-content:space-between;font-size:var(--text-sm);color:var(--text-tertiary)}.ca-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-3)}.ca-card-due{font-size:var(--text-sm);color:var(--text-tertiary);margin-top:6px}.ca-card-dates{display:flex;gap:var(--space-6, 1.5rem);font-size:var(--text-sm);color:var(--text-tertiary)}.ca-archive-btn{align-self:flex-end;margin-top:10px;opacity:0;transition:opacity .15s ease}.ca-card:hover .ca-archive-btn{opacity:1}.ca-card-assignment,.ca-card-class,.qs-card,.qb-card{padding:1.25rem;gap:.75rem}.ca-card-assignment>*+*,.ca-card-class>*+*,.qs-card>*+*,.qb-card>*+*{margin-top:0}.ca-card-assignment>.ca-badge{align-self:flex-start}.ca-card-flagged{border:2px solid #f59e0b}.al-info-block{display:flex;flex-direction:column;gap:.25rem}.al-badges-row{display:flex;flex-wrap:wrap;gap:.375rem;align-items:center}.al-badge-inline{align-self:flex-start;border-radius:var(--radius-xs, 4px);padding:2px 6px}.al-card-actions{display:flex;align-items:center;gap:6px}.ca-card-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:10px}.al-archive-btn{align-self:flex-end;margin-top:auto;background:#e53e3e14;border:1px solid rgba(229,62,62,.2);cursor:pointer;font-size:var(--text-xs);font-family:inherit;font-weight:500;padding:4px 10px;border-radius:var(--radius-xs);transition:all .15s ease;color:#c53030;line-height:1}.al-archive-btn:hover{color:#fff;background:#c53030;border-color:#c53030}.ca-card-archived{opacity:.75;border-style:dashed}.cd-table-wrap{overflow-x:auto;border:1px solid var(--edge);border-radius:var(--radius-sm);scrollbar-width:thin}.cd-perf-table{border-collapse:collapse;border:none;margin:0;border-radius:0;width:max-content;min-width:100%}.cd-perf-table th,.cd-perf-table td{border:none;border-bottom:1px solid var(--edge);vertical-align:middle}.cd-perf-table tbody tr:last-child th,.cd-perf-table tbody tr:last-child td{border-bottom:none}.cd-col-name{position:sticky;left:0;z-index:2;background:var(--bg-surface-alt);width:200px;min-width:160px;padding:10px 12px;white-space:nowrap;border-right:2px solid var(--edge)!important;text-align:left}.cd-name-inner{display:flex;align-items:center;gap:4px}.cd-student-name{flex:1;overflow:hidden;text-overflow:ellipsis}.cd-name-inner .ca-remove-btn{flex-shrink:0;opacity:0;transition:opacity .15s ease}td.cd-col-name:hover .ca-remove-btn{opacity:1}.cd-col-assign{width:130px;min-width:130px;max-width:130px;text-align:center;padding:6px 8px;border-right:1px solid var(--edge)!important}.cd-col-placeholder{background:var(--bg-surface-alt);opacity:.4}.cd-assign-title{display:block;font-size:var(--text-xs);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;line-height:1.3;cursor:pointer}.cd-assign-title:hover{text-decoration:underline}.cd-assign-meta{display:flex;align-items:center;justify-content:center;gap:4px;margin-top:2px}.cd-assign-badge{font-size:.6rem!important;padding:1px 6px!important}.cd-col-score{width:130px;min-width:130px;max-width:130px;text-align:center;padding:6px 8px;vertical-align:middle;border-right:1px solid var(--edge)!important}.cd-score-pct{display:block;font-weight:700;font-size:var(--text-sm);line-height:1.3}.cd-score-frac{display:block;font-size:var(--text-xs);color:var(--text-muted);font-weight:400;line-height:1.3}.cd-score-empty{color:var(--text-tertiary);font-size:var(--text-sm)}.cd-score-pending{color:var(--text-muted);font-style:italic;font-size:var(--text-xs)}.cd-col-avg{position:sticky;right:0;z-index:2;width:80px;min-width:80px;max-width:80px;text-align:center;padding:10px 8px;font-weight:700;font-size:var(--text-sm);border-left:none!important;box-shadow:inset 3px 0 0 0 var(--text-tertiary);background:var(--bg-surface-alt)}thead .cd-col-name,thead .cd-col-avg{z-index:3}.cd-score-high{color:var(--color-correct-text)}.cd-score-mid{color:var(--color-warning-text)}.cd-score-low{color:var(--color-incorrect-text)}.cd-sort-btn{background:none;border:none;cursor:pointer;font-family:inherit;font-size:inherit;font-weight:inherit;color:inherit;padding:0;display:inline-flex;align-items:center;gap:3px;white-space:nowrap}.cd-sort-btn:hover .cd-sort-icon{opacity:1}.cd-sort-btn-col{font-size:var(--text-xs);color:var(--text-tertiary)}.cd-sort-icon{font-size:.7rem;opacity:.35;transition:opacity .15s ease;line-height:1}.cd-sort-icon.cd-sort-active{opacity:1;color:var(--accent)}.cd-scroll-bar{display:flex;justify-content:flex-end;gap:2px;margin-bottom:6px}.cd-scroll-btn{background:none;border:1px solid var(--edge);border-radius:var(--radius-xs);width:24px;height:18px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:.85rem;color:var(--text-tertiary);transition:all .15s ease;padding:0;line-height:1;font-family:inherit}.cd-scroll-btn:hover:not(:disabled){color:var(--text-primary);border-color:var(--text-tertiary)}.cd-scroll-btn:disabled{opacity:.25;cursor:default}.cd-pin-modal{border-radius:16px;overflow:hidden;overflow-y:hidden}.cd-pin-modal .modal-body{overflow-y:auto;max-height:calc(85vh - 80px)}.cd-pin-row{cursor:pointer;transition:background .15s ease}.cd-pin-row:hover{background:var(--bg-surface-alt)}.modal-header-actions{display:flex;gap:.5rem;margin-left:auto;margin-right:.75rem}.ca-grid{display:grid;gap:var(--space-5)}.ca-grid-classes{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.ca-grid-assignments{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.ca-badge{display:inline-flex;align-items:center;padding:.15rem .5rem;border-radius:999px;font-size:var(--text-xs);font-weight:600;text-transform:capitalize}.ca-badge-homework{background:var(--color-info-bg-alt);color:var(--color-info-text)}.ca-badge-classwork{background:var(--color-warning-highlight);color:var(--color-warning-text)}.ca-badge-status-pending{background:var(--bg-surface-alt);color:var(--text-tertiary)}.ca-badge-status-review{background:var(--color-warning-bg);color:var(--color-warning-text)}.ca-badge-status-completed{background:var(--color-correct-bg);color:var(--color-correct-text)}.ca-badge-status-not_started{background:var(--bg-surface-alt);color:var(--text-tertiary)}.ca-badge-status-in_progress{background:var(--color-info-bg);color:#1d4ed8}.ca-badge-status-submitted{background:#e0e7ff;color:#3730a3}.ca-badge-status-marked{background:var(--color-warning-highlight);color:var(--color-warning-text)}.ca-badge-status-reviewed{background:var(--color-correct-bg);color:var(--color-correct-text)}.ca-badge-status-draft{background:#f3f4f6;color:var(--text-muted);font-style:italic}.ca-badge-ai-marked{background:var(--color-info-bg-alt);color:var(--color-info-text);margin-left:4px;font-size:var(--text-xs)}.ca-badge-automark-only{background:var(--color-partial-bg-alt);color:var(--color-partial-text);margin-left:4px;font-size:var(--text-xs)}.ca-badge-status-completed{background:#d1fae5;color:#065f46}.ca-badge-easy{background:var(--color-correct-bg);color:var(--color-correct-text)}.ca-badge-medium{background:var(--color-warning-bg);color:var(--color-warning-text)}.ca-badge-hard{background:var(--color-incorrect-bg);color:var(--color-incorrect-dark)}.ca-badge-auto{background:var(--color-info-bg-alt);color:var(--color-info-text)}.ca-badge-ai{background:#ede9fe;color:#5b21b6}.ca-badge-manual{background:var(--color-warning-highlight);color:var(--color-warning-text)}.ca-badge-aqa,.ca-badge-board-aqa{background:#3b82f61f;color:#2563eb}.ca-badge-edexcel,.ca-badge-board-edexcel{background:#db27771f;color:#db2777}.ca-badge-board-igcse{background:#10b9811f;color:#047857}[data-theme=dark] .ca-badge-aqa,[data-theme=dark] .ca-badge-board-aqa{background:#3b82f633;color:#93c5fd}[data-theme=dark] .ca-badge-edexcel,[data-theme=dark] .ca-badge-board-edexcel{background:#db277733;color:#f9a8d4}[data-theme=dark] .ca-badge-board-igcse{background:#10b98133;color:#6ee7b7}.ca-table{width:100%;border-collapse:collapse;table-layout:fixed;background:var(--bg-surface);border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--edge-light)}.ca-table th,.ca-table td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--edge-light);font-size:var(--text-sm)}.ca-table th{background:var(--bg-surface-alt);font-weight:500;font-size:var(--text-sm);color:var(--text-tertiary, #94a3b8);text-transform:uppercase;letter-spacing:.02em;cursor:pointer;-webkit-user-select:none;user-select:none}.ca-table th:hover{background:#e4e6ec}.ca-table tbody tr:hover{background:var(--bg-surface-alt)}.ca-table .ca-pin{font-family:Courier 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.ca-form-help{font-size:var(--text-xs);color:var(--text-tertiary);margin-top:4px}.ca-form-row{display:flex;gap:var(--space-4);flex-wrap:wrap}.ca-form-row .ca-form-group{flex:1;min-width:200px}.ca-inline-form{display:flex;gap:var(--space-3);align-items:flex-end;margin-bottom:var(--space-4);flex-wrap:wrap}.ca-inline-form input{max-width:300px}.ca-paste-section{margin-bottom:var(--space-4)}.ca-paste-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);margin-bottom:var(--space-2);flex-wrap:wrap}.ca-paste-header .ca-label{margin-bottom:0}.ca-paste-textarea{resize:vertical;min-height:5rem;font-family:inherit}.ca-checkbox-label{display:flex;align-items:center;gap:.4rem;font-size:.9rem;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.ca-checkbox-label input[type=checkbox]{accent-color:var(--color-primary)}.nc-layout{display:flex;gap:3rem;align-items:flex-start}.nc-layout .nc-left{flex:1;min-width:0;max-width:420px}.nc-layout .nc-right{flex:1;min-width:0;position:relative}.nc-right-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}.nc-right-title{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.ca-student-list-actions{display:flex;gap:var(--space-2)}.nc-roster{width:100%}.nc-roster td:last-child,.nc-roster th:last-child{width:1%;white-space:nowrap}.nc-row-num{width:2rem;text-align:center;color:var(--text-muted, #999);font-size:.8rem}.nc-blank-row td{border-bottom-color:var(--edge-light, #eee)}.nc-fade-half{opacity:.5}.nc-fade-light{opacity:.2}.nc-table-fade{position:absolute;bottom:0;left:0;right:0;height:3.5rem;pointer-events:none;background:linear-gradient(to bottom,transparent,var(--bg-page, #f5f6fa))}.nc-empty-cell{display:block;min-height:1.4em;cursor:pointer}.ca-editable-name{cursor:pointer;padding:.2rem .4rem;border-radius:4px;display:inline-block}.ca-editable-name:hover{background:var(--bg-hover, rgba(0,0,0,.05))}.ca-inline-edit{display:flex}.ca-inline-edit-input{padding:.2rem .4rem;font-size:inherit;width:100%}.ca-th-name{font-weight:600;color:var(--text-primary)}.ca-th-hint{font-weight:400;font-size:.75rem;color:var(--text-muted, #999);margin-left:.4rem;text-transform:lowercase}@media(max-width:768px){.nc-layout{flex-direction:column}.nc-layout .nc-left{max-width:100%}}.ca-form-section{margin-bottom:var(--space-6)}.ca-form-section .ca-field{margin-bottom:var(--space-4)}.ca-field-row{display:flex;gap:var(--space-4);flex-wrap:wrap}.ca-field-row .ca-field{flex:1;min-width:180px;margin-bottom:0}.ca-question-list{display:flex;flex-direction:column;gap:var(--space-2)}.ca-question-item{display:flex;align-items:center;gap:var(--space-2);background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-sm);padding:.625rem .75rem;transition:border-color .15s ease,box-shadow .15s ease;cursor:grab}.ca-question-item:hover{border-color:var(--accent-muted)}.ca-drag-handle{flex-shrink:0;color:var(--text-tertiary);cursor:grab;display:flex;align-items:center;padding:2px}.ca-drag-handle:active{cursor:grabbing}.ca-question-number{font-weight:700;font-size:var(--text-sm);color:var(--text-tertiary);flex-shrink:0;min-width:1.25rem}.ca-question-info{flex:1;min-width:0}.ca-question-info .ca-question-title{font-weight:600;font-size:var(--text-base);display:block}.ca-question-info .ca-question-title.qs-preview-link{cursor:pointer;color:var(--accent)}.ca-question-info .ca-question-title.qs-preview-link:hover{text-decoration:underline}.ca-question-meta{display:flex;gap:var(--space-2);align-items:center;font-size:var(--text-sm);color:var(--text-muted);margin-top:.25rem}.ca-question-meta-text{color:var(--text-quaternary, #999);font-size:var(--text-sm)}.ca-question-meta-sep{color:var(--text-tertiary);font-size:var(--text-xs)}.ca-question-marks{color:var(--text-tertiary);font-size:var(--text-sm)}.ca-question-actions{display:flex;gap:2px;align-items:center;flex-shrink:0;margin-left:auto}.ca-move-btn{background:none;border:none;cursor:pointer;font-size:.6rem;color:var(--text-tertiary);padding:4px 5px;line-height:1;border-radius:var(--radius-xs);transition:color .15s ease;font-family:inherit}.ca-move-btn:hover:not(:disabled){color:var(--text-primary)}.ca-move-btn:disabled{opacity:.25;cursor:default}.ca-remove-btn{background:none;border:none;cursor:pointer;font-size:1.1rem;color:var(--text-tertiary);padding:2px 6px;line-height:1;border-radius:var(--radius-xs);transition:color .15s ease;font-family:inherit;margin-left:2px}.ca-remove-btn:hover:not(:disabled){color:#dc2626}.ca-remove-btn:disabled{opacity:.25;cursor:default}.ca-form-actions{display:flex;gap:var(--space-3);align-items:center;margin-top:1.5rem}.ca-form-error{color:var(--color-incorrect);font-size:var(--text-sm);margin-top:6px}.ca-form-success{color:var(--color-correct);font-size:var(--text-sm);margin-top:6px;padding:10px 16px;background:var(--color-correct-bg);border:1px solid var(--color-correct-border);border-radius:var(--radius-xs)}.ca-auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg-body)}.ca-auth-card{background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:40px;width:100%;max-width:440px;box-shadow:var(--shadow-lg)}.ca-auth-card h1{text-align:center;margin-bottom:var(--space-2)}.ca-auth-subtitle{text-align:center;color:var(--text-secondary);font-size:var(--text-base);margin-bottom:var(--space-6)}.ca-auth-card .btn{width:100%;margin-top:8px}.ca-auth-footer{text-align:center;margin-top:20px;font-size:var(--text-sm);color:var(--text-tertiary)}.ca-auth-footer a,.ca-auth-footer button{color:var(--accent);font-weight:500;background:none;border:none;cursor:pointer;font-size:inherit;font-family:inherit}.ca-empty{text-align:center;color:var(--text-tertiary);padding:40px 20px;font-size:var(--text-base)}.ca-code{font-family:Courier New,monospace;font-weight:700;letter-spacing:.15em;background:var(--bg-surface-alt);padding:2px 8px;border-radius:var(--radius-xs)}.ca-code-large{font-family:Courier New,monospace;font-weight:800;font-size:2rem;letter-spacing:.2em;color:var(--accent);text-align:center;padding:16px;background:var(--accent-subtle);border-radius:var(--radius);margin:16px 0}.ca-stat-badge{padding:6px 14px;border-radius:999px;font-size:var(--text-sm);font-weight:600}.ca-stat-warning{background:var(--color-warning-bg);color:var(--color-warning-text)}.ca-results-header{margin-bottom:var(--space-6)}.ca-results-title-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);flex-wrap:wrap;margin-bottom:var(--space-3)}.ca-results-header-right{display:flex;align-items:center;gap:var(--space-2)}.ca-results-meta{display:flex;gap:var(--space-4);font-size:var(--text-md, 1.05rem);color:var(--text-secondary);flex-wrap:wrap}.ca-results-submitted-count{font-size:var(--text-base);font-weight:600;color:var(--text-secondary)}.ca-results-actions{display:flex;gap:var(--space-3);margin-top:24px;flex-wrap:wrap}.ca-results-actions-bordered{border-top:1px solid var(--edge-light);padding-top:1.25rem}.btn-outline-danger{background:#fef2f2;color:#dc2626;border:1px solid #dc2626;border-radius:var(--radius-sm, 6px);padding:.5rem 1rem;font-weight:600;cursor:pointer;transition:background .15s,color .15s}.btn-outline-danger:hover{background:#dc2626;color:#fff}.btn-outline-danger:disabled{opacity:.5;cursor:not-allowed}.ca-share-info{display:flex;flex-direction:column;gap:var(--space-4)}.ca-share-row{display:flex;flex-direction:column;gap:var(--space-1)}.ca-share-value-row{display:flex;align-items:center;gap:var(--space-3)}.ca-share-code{font-family:monospace;font-size:var(--text-2xl);font-weight:700;letter-spacing:.15em;color:var(--accent)}.ca-share-link{font-size:var(--text-sm);color:var(--text-secondary);word-break:break-all}.ca-stats-bar{display:flex;gap:var(--space-4);margin-bottom:var(--space-6);flex-wrap:wrap}.ca-class-stats-banner{background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:1rem 1.5rem;margin-bottom:var(--space-6)}.ca-class-stats-banner.ca-class-stats-inline{display:flex;align-items:center;justify-content:center;gap:var(--space-6);background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:1rem 1.5rem}.ca-class-stats-inline .ca-class-stats-title{font-weight:600;font-size:var(--text-sm);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.03em;margin-bottom:0;white-space:nowrap}.ca-class-stats-title{font-weight:700;font-size:var(--text-md);color:var(--text-primary);margin-bottom:var(--space-3)}.ca-class-stats-row{display:flex;gap:var(--space-8);align-items:center}.ca-class-stats-divider{width:1px;height:2rem;background:var(--edge-light)}.ca-class-stat{display:flex;flex-direction:column;align-items:center}.ca-class-stat-value{font-size:var(--text-xl);font-weight:700;color:var(--text-primary)}.ca-class-stat-label{font-size:var(--text-sm);color:var(--text-tertiary);font-weight:500}.ca-stat-box{background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-sm);padding:16px 20px;flex:1;min-width:140px;text-align:center}.ca-stat-value{font-size:var(--text-2xl);font-weight:700;color:var(--text-primary)}.ca-stat-label{font-size:var(--text-xs);color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.03em;margin-top:4px}.spinner-fullpage{display:flex;align-items:center;justify-content:center;min-height:100vh}.spinner-container{display:flex;align-items:center;justify-content:center;padding:40px}.spinner{border:3px solid var(--edge-light);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.spinner-small{width:20px;height:20px}.spinner-medium{width:36px;height:36px}.spinner-large{width:48px;height:48px}@keyframes spin{to{transform:rotate(360deg)}}.error-message{display:flex;align-items:center;gap:var(--space-3);padding:14px 18px;background:var(--color-incorrect-bg);border:1px solid var(--color-incorrect-border);border-radius:var(--radius-sm);margin-bottom:var(--space-4)}.error-message-icon{width:28px;height:28px;border-radius:50%;background:var(--color-incorrect);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:var(--text-sm);flex-shrink:0}.error-message-text{flex:1;color:var(--color-incorrect);font-size:var(--text-base)}.error-message-retry{padding:6px 14px;background:var(--color-incorrect);color:#fff;border:none;border-radius:var(--radius-xs);cursor:pointer;font-weight:600;font-size:var(--text-sm);font-family:inherit}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal-content{background:var(--bg-surface);border-radius:var(--radius);box-shadow:var(--shadow-lg);max-width:600px;width:100%;max-height:85vh;overflow-y:auto}.modal-content.modal-lg{max-width:800px}.modal-content.ca-picker-modal{max-width:700px;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--edge-light)}.modal-header h2{font-size:var(--text-lg)}.modal-close{background:none;border:none;font-size:var(--text-2xl);cursor:pointer;color:var(--text-tertiary);padding:4px 8px;border-radius:var(--radius-xs);transition:background var(--transition)}.modal-close:hover{background:var(--bg-surface-alt)}.modal-body{padding:24px}.confirm-modal .modal-body{text-align:center}.confirm-modal .modal-actions{display:flex;gap:var(--space-3);justify-content:center;margin-top:20px}.ca-question-display{margin-bottom:var(--space-6)}.ca-question-title{font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-4);padding-bottom:12px;border-bottom:1px solid var(--edge-light)}.ca-question-part{margin-bottom:var(--space-6);padding:16px;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-sm)}.ca-part-text-row{display:flex;align-items:baseline;gap:var(--space-2);margin-bottom:var(--space-3)}.ca-part-label{font-weight:800;font-size:1rem;color:var(--accent);flex-shrink:0}.ca-part-text{line-height:1.7;white-space:pre-line}.ca-part-marks{text-align:right;font-size:var(--text-sm);color:var(--text-tertiary);font-weight:500;margin-top:12px}.ca-part-diagrams{display:flex;gap:var(--space-3);flex-wrap:wrap;margin-bottom:var(--space-3)}.ca-diagram-figure{margin:0}.ca-diagram{max-width:400px;max-height:300px;border-radius:var(--radius-xs);border:1px solid var(--edge-light)}.ca-diagram-caption{text-align:center;font-size:var(--text-xs);font-weight:600;color:var(--text-muted);margin-top:4px}.ca-part-tables{margin-bottom:var(--space-3)}.ca-part-table-block{border:1px solid var(--edge-light);border-radius:var(--radius-xs);overflow:hidden;margin-bottom:var(--space-3)}.ca-part-table-label{font-size:var(--text-xs);font-weight:700;color:var(--text-muted);padding:6px 12px;border-bottom:1px solid var(--edge-light)}.ca-part-inline-table{width:100%;border-collapse:collapse;font-size:var(--text-base)}.ca-part-inline-table th,.ca-part-inline-table td{padding:8px 12px;border:1px solid var(--edge-light);text-align:left}.ca-part-inline-table th{background:var(--bg-raised);font-weight:700;font-size:var(--text-sm)}.ca-part-inline-table tbody tr:nth-child(2n){background:var(--bg-raised)}.ca-part-unsupported{padding:12px;background:var(--color-warning-bg);color:var(--color-warning-text);border-radius:var(--radius-xs);font-size:var(--text-sm)}.mc-options{display:flex;flex-direction:column;gap:var(--space-3)}.mc-option{display:flex;align-items:center;padding:12px 16px;background:var(--bg-surface);border:1.5px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer;transition:background .15s,border-color .15s;-webkit-user-select:none;user-select:none}.mc-option:hover{background:var(--bg-surface-alt)}.mc-option input[type=radio],.mc-option input[type=checkbox]{margin-right:12px;width:18px;height:18px;accent-color:var(--accent-blue);flex-shrink:0}.mc-option 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0;border-radius:var(--radius-xs);background:var(--bg-surface);padding:4px;border:1px solid var(--border-subtle)}.gf-word-bank{border:2px solid var(--accent-blue-muted);padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:var(--space-4);background:var(--accent-blue-muted);font-size:var(--text-md);color:var(--text-primary);display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2)}.gf-word-bank strong{color:var(--accent-blue);background:var(--bg-surface);padding:5px 16px;border-radius:999px;border:1px solid var(--border-default);font-weight:700;text-align:center}.gf-sentence{margin-top:12px;line-height:2.4}.gf-blank-wrapper{display:inline}.gf-dropdown{display:inline-block;padding:6px 10px;margin:0 4px;border:2px solid var(--accent-blue);border-radius:var(--radius-sm);background:var(--bg-input);font-family:inherit;font-size:inherit;color:var(--text-primary);cursor:pointer;vertical-align:baseline;appearance:auto;transition:border-color .2s,background .2s}.gf-dropdown:focus{outline:none;border-color:var(--accent-blue-hover);background:var(--bg-input-focus);box-shadow:0 0 0 3px var(--accent-blue-muted)}.gf-dropdown:disabled{background:var(--bg-surface-alt);cursor:not-allowed;color:var(--text-tertiary);border-color:var(--border-default)}.gf-dropdown option{background:var(--bg-surface);color:var(--text-primary)}.gf-dropdown.correct{border-color:var(--color-correct);background:var(--color-correct-bg);color:var(--color-correct-text)}.gf-dropdown.incorrect{border-color:var(--color-incorrect);background:var(--color-incorrect-bg);color:var(--color-incorrect-text)}.gf-correct-answer{display:inline-block;margin-left:4px;font-size:var(--text-sm);color:var(--color-correct-text);font-weight:700}.gf-correct-answer:before{content:"✓";color:var(--color-correct)}.sa-wrapper{margin-top:12px}.sa-review-columns{display:grid;grid-template-columns:1fr 1fr;padding:1.25rem 0;gap:var(--space-4)}.sa-review-col{text-align:center;padding:.5rem 1.5rem;font-size:1.5em}.sa-review-col+.sa-review-col{border-left:1px solid var(--border-default)}.sa-input{display:block;width:100%;max-width:360px;padding:8px 12px;border:2px solid var(--accent-blue);border-radius:var(--radius-sm);background:var(--bg-input);font-family:inherit;font-size:inherit;color:var(--text-primary);transition:border-color .2s,background .2s}.sa-input:focus{outline:none;border-color:var(--accent-blue-hover);background:var(--bg-input-focus);box-shadow:0 0 0 3px var(--accent-blue-muted)}.sa-input:disabled{background:var(--bg-surface-alt);cursor:not-allowed;color:var(--text-primary);border-color:var(--border-default)}.sa-input.correct{border-color:var(--color-correct);background:var(--color-correct-bg);color:var(--color-correct-text)}.sa-input.incorrect{border-color:var(--color-incorrect);background:var(--color-incorrect-bg);color:var(--color-incorrect-text)}.sa-misspelt-note,.sa-keyword-note{display:block;margin-top:6px;font-size:var(--text-sm);color:var(--text-tertiary);font-style:italic}.sa-correct-answer{display:block;margin-top:6px;font-size:var(--text-base);color:var(--color-correct-text);font-weight:700}.sa-correct-answer:before{content:"✓";color:var(--color-correct)}.ew-container{display:flex;flex-direction:column}.ew-encouragement{font-size:var(--text-base);color:var(--accent-blue);font-style:italic;margin-bottom:var(--space-3);line-height:1.5;padding:10px 14px;background:var(--accent-blue-muted);border-radius:var(--radius-sm);border-left:3px solid var(--accent-blue)}.ew-textarea{width:100%;min-height:150px;padding:14px 16px;font-family:inherit;font-size:1rem;line-height:1.65;color:var(--text-primary);background:var(--bg-input);border:2px solid var(--border-input);border-radius:var(--radius-sm);resize:vertical;transition:border-color .2s,box-shadow .2s}.ew-textarea:focus{outline:none;border-color:var(--border-input-focus);background:var(--bg-input-focus);box-shadow:0 0 0 3px var(--accent-blue-muted)}.ew-textarea:read-only,.ew-textarea:disabled{opacity:.7;cursor:not-allowed;background:var(--bg-surface-alt)}.ew-textarea::placeholder{color:var(--text-tertiary)}.ew-char-counter{text-align:right;font-size:var(--text-sm);color:var(--text-secondary);margin-top:6px}.ew-char-counter.near-limit{color:var(--color-incorrect);font-weight:700}.ew-review-ms-table{width:100%;border-collapse:collapse}.ew-review-ms-point-col{width:75%}.ew-review-ms-verdict-col{width:25%}.ew-ms-point{font-weight:400;color:var(--text-primary);padding:.35rem .75rem .35rem 0;vertical-align:top;font-size:var(--text-base)}.ms-verdict-cell{text-align:right;vertical-align:top;padding:.35rem 0}.ms-checkbox{display:inline-flex;align-items:center;justify-content:center;width:1.6rem;height:1.6rem;border-radius:4px;font-size:.95rem;font-weight:700;line-height:1;flex-shrink:0}.ms-checkbox-awarded{background:var(--color-correct);color:#fff}.ms-checkbox-not-awarded{background:var(--color-incorrect);color:#fff}.ms-checkbox-clickable{cursor:pointer;-webkit-user-select:none;user-select:none;transition:opacity .15s,transform .1s}.ms-checkbox-clickable:hover{opacity:.8;transform:scale(1.1)}.ms-rows-container{display:flex;flex-direction:column;gap:4px}.ms-row-outer{display:flex;align-items:center;gap:6px}.ms-row-card{display:flex;align-items:center;gap:10px;padding:.45rem .6rem;border-radius:8px;border:2px solid transparent;flex:1;min-width:0;transition:background .15s,border-color .15s}.ms-row-card-awarded{background:#f0fdf4;border-color:#bbf7d0}.ms-row-card-not-awarded{background:#fef2f2;border-color:#fecaca}.ms-row-card-review.ms-row-card-awarded{background:#f0fdf4;border-color:#bbf7d0}.ms-row-card-unset{background:#f8fafc;border-color:#e2e8f0}.ms-pick-btns{display:flex;gap:6px;flex-shrink:0}.ms-checkbox-pick{opacity:.5;transition:opacity .15s,transform .1s}.ms-checkbox-pick:hover{opacity:1;transform:scale(1.15)}.ms-row-card-review.ms-row-card-not-awarded{background:#fef2f2;border-color:#fecaca}.ms-row-number{display:inline-flex;align-items:center;justify-content:center;width:1.3rem;height:1.3rem;border-radius:4px;background:var(--color-surface-secondary, #f1f5f9);color:var(--text-secondary, #64748b);font-size:.7rem;font-weight:600;flex-shrink:0;font-variant-numeric:tabular-nums}.ms-row-point{flex:1;font-size:var(--text-base);color:var(--text-primary);line-height:1.5;min-width:0}.ms-needs-review-badge{font-size:.65rem;font-weight:700;letter-spacing:.03em;padding:2px 7px;border-radius:4px;background:#fef3c7;color:#d97706;white-space:nowrap;flex-shrink:0}.ms-review-slot{width:7.5rem;flex-shrink:0}.ms-review-actions{display:flex;flex-direction:column;align-items:stretch;gap:3px}.ms-review-btns{display:flex;gap:4px}.ms-review-btns .ms-agree-btn,.ms-review-btns .ms-disagree-btn{flex:1}.ms-agree-btn,.ms-disagree-btn{font-size:.72rem;font-weight:600;padding:3px 10px;border-radius:5px;border:none;cursor:pointer;transition:opacity .15s,transform 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var(--accent-blue);border-radius:var(--radius-sm);background:var(--bg-input);font-family:inherit;font-size:inherit;color:var(--text-primary);text-align:center;transition:border-color .2s,background .2s}.tf-cell-input:focus{outline:none;border-color:var(--accent-blue-hover);background:var(--bg-input-focus);box-shadow:0 0 0 3px 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clamp(16px,3vw,32px)}.ca-entry-card{background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:40px;max-width:480px;margin:60px auto;box-shadow:var(--shadow-lg);text-align:center}.ca-entry-card h1{margin-bottom:var(--space-2)}.ca-entry-card .ca-subtitle{color:var(--text-secondary);margin-bottom:var(--space-6)}.ca-entry-card .ca-form-group{text-align:left}.ca-question-nav{display:flex;gap:var(--space-2);flex-wrap:wrap;margin-bottom:var(--space-5);padding:12px;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-sm)}.ca-question-nav-btn{width:40px;height:40px;border-radius:50%;border:2px solid var(--edge);background:var(--bg-surface);font-family:inherit;font-weight:600;font-size:var(--text-base);cursor:pointer;transition:all 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0}.ca-submit-warning .ca-warning-text{color:var(--text-secondary);margin-bottom:var(--space-5)}.ca-review-teacher-header{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:var(--space-6);gap:var(--space-3)}.ca-review-teacher-nav{display:flex;align-items:center;gap:var(--space-4);width:100%;justify-content:center}.ca-review-teacher-nav-btn{min-width:110px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:.82rem!important}.ca-review-teacher-nav-btn:disabled{opacity:0;pointer-events:none}.ca-review-teacher-name{flex:1;min-width:0;text-align:center}.ca-review-teacher-name h1{font-size:1.6rem;margin-bottom:2px}.ca-review-teacher-subtitle{font-size:.88rem;color:var(--text-secondary)}.ca-review-score-hero{display:flex;flex-direction:column;align-items:center;gap:var(--space-1);margin-top:4px}.ca-review-score-hero-value{font-size:var(--text-4xl);font-weight:800;line-height:1.1}.ca-review-score-hero .ca-review-score-value{color:var(--accent)}.ca-review-score-hero .ca-review-score-divider{color:var(--text-tertiary);margin:0 4px}.ca-review-score-hero .ca-review-score-max{color:var(--text-secondary)}.ca-review-score-hero .ca-score-full .ca-review-score-value{color:var(--color-correct)}.ca-review-score-hero .ca-score-partial .ca-review-score-value{color:var(--color-partial)}.ca-review-score-hero .ca-score-zero .ca-review-score-value{color:var(--color-incorrect)}.ca-review-score-hero-pct{font-size:1.15rem;color:var(--text-secondary);font-weight:500}.ca-review-teacher-status-row{display:flex;align-items:center;gap:var(--space-3);margin-top:4px}.ca-review-q-card{border-radius:var(--radius);padding:20px 24px;margin-bottom:var(--space-5);border:1px solid var(--edge-light)}.ca-review-q-even{background:var(--bg-surface)}.ca-review-q-odd{background:var(--bg-surface-alt)}.ca-review-q-card-header{display:flex;align-items:baseline;gap:var(--space-3);margin-bottom:var(--space-4);padding-bottom:10px;border-bottom:1px solid var(--edge-light)}.ca-review-q-card-num{font-weight:700;font-size:1rem;color:var(--accent);flex-shrink:0}.ca-review-q-card-title{font-weight:600;font-size:1rem;color:var(--text-primary)}.ca-review-teacher-part{padding:16px 0;border-bottom:1px solid var(--edge-light)}.ca-review-teacher-part:last-child{border-bottom:none;padding-bottom:0}.ca-review-teacher-part.ca-flagged{background:var(--color-warning-bg);border-radius:var(--radius-xs);padding:16px;margin:8px -8px}.ca-ms-ribbon{border-left:4px solid var(--color-partial);background:var(--color-warning-bg);border-radius:0 var(--radius-xs) var(--radius-xs) 0;padding:10px 14px;margin-top:12px;margin-bottom:var(--space-6);font-size:var(--text-sm);line-height:1.55}.ca-ms-ribbon-title{font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--color-warning-text);margin-bottom:var(--space-1)}.ca-ms-ribbon-list{list-style:none;padding:0;margin:0}.ca-ms-ribbon-list li{margin-bottom:3px}.ca-ms-ribbon-marks{font-weight:700;color:var(--color-partial-text);margin-right:6px}.ca-mark-result{margin-top:12px;padding:14px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-secondary)}.ca-mark-result.ca-score-full{border-color:var(--color-correct-border);background:var(--color-correct-bg)}.ca-mark-result.ca-score-partial{border-color:var(--color-partial-border);background:var(--color-partial-bg)}.ca-mark-result.ca-score-zero{border-color:var(--color-incorrect-border);background:var(--color-incorrect-bg)}.ca-mark-result-top{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.ca-mark-result-score{display:flex;align-items:baseline;gap:2px}.ca-mark-result-score-value{font-size:1.7rem;font-weight:800;line-height:1}.ca-score-full .ca-mark-result-score-value{color:var(--color-correct)}.ca-score-partial .ca-mark-result-score-value{color:var(--color-partial)}.ca-score-zero .ca-mark-result-score-value{color:var(--color-incorrect)}.ca-mark-result-score-divider{font-size:1.2rem;font-weight:400;color:var(--text-tertiary);margin:0 1px}.ca-mark-result-score-max{font-size:var(--text-lg);font-weight:600;color:var(--text-secondary)}.ca-mark-result-badges{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.ca-mark-confidence{margin-top:10px}.ca-mark-confidence-compact{margin-top:8px}.ca-mark-confidence-label{font-size:var(--text-sm);color:var(--text-secondary);margin-bottom:var(--space-1)}.ca-mark-confidence-label strong{color:var(--text-primary)}.ca-mark-confidence-track{height:6px;border-radius:3px;background:#00000014;overflow:hidden}.ca-mark-confidence-fill{height:100%;border-radius:3px;background:#6366f1;transition:width .4s ease}.ca-mark-confidence-high .ca-mark-confidence-fill{background:var(--color-correct)}.ca-mark-confidence-low .ca-mark-confidence-fill{background:var(--color-incorrect-accent)}.ca-mark-confidence-low .ca-mark-confidence-label{color:var(--color-incorrect-dark)}.ca-mark-confidence-low .ca-mark-confidence-label strong{color:var(--color-incorrect)}.ca-badge-override{background:var(--color-warning-bg);color:var(--color-warning-text);font-size:var(--text-xs);padding:2px 8px;border-radius:999px;font-weight:600}.ca-badge-flagged{background:#ede9fe;color:#5b21b6;font-size:var(--text-xs);padding:2px 8px;border-radius:999px;font-weight:600}.ca-badge-marking-method{color:var(--text-on-accent);font-size:var(--text-xs);padding:2px 8px;border-radius:999px;font-weight:600}.ca-review-ai-feedback{background:#f5f3ff;border:1px solid #ddd6fe;border-radius:var(--radius-xs);padding:12px;margin-top:10px;font-size:var(--text-sm)}.ca-review-ai-feedback-title{color:#5b21b6;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin-bottom:var(--space-1)}.ca-review-ai-feedback p{color:var(--text-secondary);line-height:1.5;margin:0}.ca-override-panel{margin-top:10px;padding:10px 12px;background:var(--bg-surface-alt);border-radius:var(--radius-xs);border:1px solid var(--edge-light)}.ca-override-panel.ca-override-active{border-color:var(--color-warning);background:var(--color-warning-bg)}.ca-override-toggle{font-size:var(--text-sm);color:var(--accent);cursor:pointer;background:none;border:none;font-weight:500;font-family:inherit}.ca-override-form{display:flex;flex-direction:column;gap:var(--space-3);margin-top:8px}.ca-override-form input[type=number]{max-width:100px}.ca-override-form textarea{min-height:60px}.csv-dropzone{border:2px dashed var(--edge);border-radius:var(--radius);padding:40px 24px;text-align:center;cursor:pointer;transition:all var(--transition);color:var(--text-tertiary)}.csv-dropzone:hover,.csv-dropzone-active{border-color:var(--accent);background:var(--accent-subtle);color:var(--accent)}.csv-preview{margin-top:16px}.csv-preview h4{margin-bottom:var(--space-2)}.csv-preview ul{list-style:none;padding:0;max-height:200px;overflow-y:auto}.csv-preview li{padding:4px 0;font-size:var(--text-sm);border-bottom:1px solid var(--edge-light)}.csv-error{color:var(--color-incorrect);font-size:var(--text-sm);margin-top:8px}.ca-csv-section{margin-bottom:var(--space-4);padding:16px;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-sm)}.csv-preview-actions{display:flex;gap:var(--space-2);margin-top:12px}.bulk-preview{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-4);margin-bottom:var(--space-3)}.bulk-preview-class h4{font-size:var(--text-md);font-weight:600;margin-bottom:var(--space-2)}.bulk-preview-count{font-weight:400;color:var(--text-tertiary);font-size:var(--text-sm)}.ca-assignment-questions{margin-top:16px}.ca-assignment-question-item{display:flex;align-items:center;gap:var(--space-3);padding:12px 16px;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius-xs);margin-bottom:var(--space-2)}.ca-assignment-question-item .ca-q-number{font-weight:700;color:var(--accent);width:28px;text-align:center}.ca-assignment-question-item .ca-q-info{flex:1}.ca-assignment-question-item .ca-q-title{font-weight:600}.ca-assignment-question-item .ca-q-meta{font-size:var(--text-sm);color:var(--text-tertiary)}.ca-assignment-question-item .ca-q-actions{display:flex;gap:var(--space-1)}.ca-success-card{background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);padding:32px;text-align:center;margin-top:24px;max-width:420px;margin-left:auto;margin-right:auto}.ca-success-card h2{color:var(--color-correct);margin-bottom:var(--space-2)}.ca-subtitle{color:var(--text-secondary);font-size:var(--text-base)}.ca-class-actions{display:flex;gap:var(--space-2)}.ca-flag-indicator{display:inline-flex;align-items:center;gap:var(--space-1);padding:2px 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var(--edge);border-radius:var(--radius-sm);background:var(--bg-surface);font-family:inherit;font-weight:600;font-size:var(--text-sm);color:var(--text-secondary);text-transform:capitalize}.ca-picker-source{display:flex;gap:0;border:1px solid var(--edge);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:var(--space-4)}.ca-type-toggle-btn{flex:1;padding:10px 20px;border:none;background:var(--bg-surface);cursor:pointer;font-family:inherit;font-weight:600;font-size:var(--text-sm);transition:all 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var(--edge);border-radius:var(--radius-sm);font-family:inherit;font-size:var(--text-sm);background:var(--bg-input);color:var(--text-primary)}.ca-picker-modal{height:80vh;display:flex;flex-direction:column}.ca-picker-modal .modal-body{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}.ca-picker-modal .modal-body>.ca-empty,.ca-picker-modal .modal-body>.spinner-wrap{flex:1;display:flex;align-items:center;justify-content:center}.ca-picker-list{flex:1;overflow-y:auto;border:1px solid var(--edge-light);border-radius:var(--radius-sm);min-height:0}.ca-picker-item{display:flex;align-items:center;gap:var(--space-3);padding:10px 14px;cursor:pointer;border-bottom:1px solid var(--edge-light);transition:background var(--transition)}.ca-picker-item:last-child{border-bottom:none}.ca-picker-item:hover{background:var(--bg-surface-alt)}.ca-picker-item-selected{background:var(--accent-subtle)}.ca-picker-item-added{opacity:.5}.ca-picker-item-info{flex:1;min-width:0}.ca-picker-item-title{display:block;font-weight:500;font-size:var(--text-base);margin-bottom:2px}.ca-picker-item-title-clickable{cursor:pointer;color:var(--accent)}.ca-picker-item-title-clickable:hover{text-decoration:underline}.ca-picker-preview-modal{max-width:700px;max-height:85vh;display:flex;flex-direction:column}.ca-picker-preview-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border-color);position:sticky;top:0;background:var(--card-bg);z-index:1}.ca-picker-preview-title{font-size:var(--text-lg);font-weight:600;margin:0}.ca-picker-preview-body{padding:1rem 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var(--space-6);color:var(--text-primary);font-size:var(--text-base);line-height:1.7;text-align:left}.ca-confirm-list li{margin-bottom:var(--space-1)}.ca-feedback-part{padding:16px;margin-bottom:var(--space-3);border-radius:var(--radius-sm)}.ca-feedback-part.full-marks{background:var(--color-correct-bg);border:1px solid var(--color-correct-border)}.ca-feedback-part.partial-marks{background:var(--color-partial-bg);border:1px solid var(--color-partial-border)}.ca-feedback-part.zero-marks{background:var(--color-incorrect-bg);border:1px solid var(--color-incorrect-border)}.ca-review-page{padding-bottom:40px}.ca-review-container{max-width:900px;margin:0 auto;padding:24px clamp(16px,3vw,32px)}.ca-review-container-fixed{padding-top:16px}.ca-review-meta{color:var(--text-secondary);font-size:var(--text-base);margin-top:4px}.ca-review-score-summary{text-align:center;padding:24px;background:var(--bg-surface);border:1px solid var(--edge-light);border-radius:var(--radius);margin:20px 0 28px}.ca-review-fixed-centre{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0;margin:0 auto}.ca-review-fixed-score{display:flex;align-items:baseline;gap:2px;font-weight:700;font-size:var(--text-xl);flex-shrink:0;padding:3px 12px;border-radius:var(--radius);background:var(--bg-surface-alt)}.ca-review-fixed-score.ca-score-full{background:var(--color-correct-bg-strong);color:var(--color-correct-text)}.ca-review-fixed-score.ca-score-partial{background:var(--color-partial-bg-alt);color:var(--color-partial-text)}.ca-review-fixed-score.ca-score-zero{background:var(--color-incorrect-bg-strong);color:var(--color-incorrect-dark)}.ca-review-fixed-score-value{font-size:var(--text-xl)}.ca-review-fixed-score-divider{font-size:1rem;color:var(--text-tertiary);margin:0 1px}.ca-review-fixed-score-max{font-size:1rem;color:var(--text-secondary)}.ca-review-fixed-score-pct{font-size:.82rem;font-weight:600;color:var(--text-secondary);margin-left:4px}.ca-feedback-btn-sm{flex-shrink:0;padding:6px 14px;font-size:var(--text-xs);font-weight:600;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;transition:background .15s}.ca-feedback-btn-sm:hover{background:var(--bg-surface-alt)}.ca-modal-overlay{position:fixed;inset:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.ca-modal-content{background:var(--bg-surface);border-radius:12px;padding:1.5rem;max-width:480px;width:100%;position:relative;box-shadow:0 8px 32px #0003}.ca-modal-close{position:absolute;top:.5rem;right:.75rem;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);line-height:1;padding:4px}.ca-modal-close:hover{color:var(--text-primary)}.ca-feedback-modal .ca-feedback-form{border:none;padding:0;border-radius:0}.ca-review-page .ca-work-nav-complete{background:var(--color-correct-bg-strong);border-color:var(--color-correct-accent);color:var(--color-correct-text)}.ca-review-page .ca-work-nav-partial{background:var(--color-partial-bg-strong);border-color:var(--color-partial-accent);color:var(--color-partial-text)}.ca-review-page .ca-work-nav-unanswered{background:var(--color-incorrect-bg);border-color:var(--color-incorrect-accent);color:var(--color-incorrect-dark)}.ca-review-nav-btn{width:64px;height:64px;border-radius:50%;border:2.5px solid var(--edge);background:var(--bg-surface);font-family:inherit;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transition:all .15s;padding:0}.ca-review-nav-btn:hover{border-color:var(--accent)}.ca-review-nav-num{font-size:1.05rem;font-weight:800;line-height:1.15;color:var(--text-primary)}.ca-review-nav-score{font-size:.72rem;font-weight:600;color:var(--text-tertiary);line-height:1.15}.ca-review-pill-full{border-color:var(--color-correct-accent);background:var(--color-correct-bg)}.ca-review-pill-full .ca-review-nav-score{color:var(--color-correct-text)}.ca-review-pill-partial{border-color:var(--color-partial-accent);background:var(--color-partial-bg-strong)}.ca-review-pill-partial .ca-review-nav-score{color:var(--color-partial-text)}.ca-review-pill-zero{border-color:var(--color-incorrect-accent);background:var(--color-incorrect-bg)}.ca-review-pill-zero 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var(--color-primary)}.qf-sidebar-title{font-size:var(--text-sm);font-weight:600;color:var(--text-primary);line-height:1.3}.qf-sidebar-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.qf-sidebar-id{font-size:.7rem;color:var(--text-tertiary);font-family:monospace}.qf-sidebar-flags{font-size:.75rem;color:#b91c1c;font-weight:600}[data-theme=dark] .qf-sidebar-flags{color:#fca5a5}.qf-content{min-width:0}.qf-flags{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-4)}.qf-flag-card{border:1px solid var(--edge-light);border-radius:var(--radius-md);padding:12px 16px;background:#fef2f2;display:flex;flex-direction:column;gap:6px}[data-theme=dark] .qf-flag-card{background:#451a1a;border-color:#6b2020}.qf-flag-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.qf-flag-category{font-size:var(--text-sm);font-weight:600;color:#b91c1c}[data-theme=dark] 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