:root{--clr-primary: #2563eb;--clr-primary-hover: #1d4ed8;--clr-primary-dark: #1e3a8a;--clr-primary-light: #eff6ff;--clr-primary-border: #bfdbfe;--clr-primary-mid: #dbeafe;--clr-accent: #60a5fa;--clr-reading: #3b82f6;--clr-numeracy: #10b981;--clr-language: #f59e0b;--clr-writing: #8b5cf6;--clr-mixed: #64748b;--clr-success: #10b981;--clr-success-dark: #065f46;--clr-success-light: #f0fdf4;--clr-success-border: #bbf7d0;--clr-warning: #f59e0b;--clr-warning-dark: #92400e;--clr-warning-light: #fffbeb;--clr-warning-border: #fde68a;--clr-danger: #ef4444;--clr-danger-dark: #991b1b;--clr-danger-light: #fef2f2;--clr-danger-border: #fecaca;--clr-purple: #8b5cf6;--clr-purple-dark: #4c1d95;--clr-purple-light: #f5f3ff;--clr-purple-border: #ddd6fe;--clr-bg: #f1f5f9;--clr-surface: #ffffff;--clr-surface-alt: #f8fafc;--clr-border: #e2e8f0;--clr-border-mid: #cbd5e1;--clr-nav: #1e293b;--clr-nav-border: rgba(255,255,255,.07);--clr-text: #1e293b;--clr-text-strong: #0f172a;--clr-text-secondary: #475569;--clr-text-muted: #64748b;--clr-text-faint: #94a3b8;--clr-text-inverse: #ffffff;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--r-xs: 4px;--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 18px;--r-2xl: 24px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--clr-muted: #64748b;--r-full: 9999px;--sh-xs: 0 1px 2px rgba(0,0,0,.05);--sh-sm: 0 1px 4px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--sh-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);--sh-lg: 0 8px 24px rgba(0,0,0,.1), 0 4px 8px rgba(0,0,0,.04);--sh-xl: 0 20px 60px rgba(0,0,0,.15), 0 8px 20px rgba(0,0,0,.08);--sidebar-w: 220px;--header-h: 56px;--content-max: 1100px;--font-2xs: .7rem;--font-xs: .75rem;--font-sm: .875rem;--font-base: .9375rem;--font-md: 1rem;--font-lg: 1.125rem;--font-xl: 1.25rem;--font-2xl: 1.5rem;--font-3xl: 1.875rem;--t-fast: .12s ease;--t-base: .18s ease;--t-slow: .25s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,sans-serif;background:var(--clr-bg);color:var(--clr-text);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}button{cursor:pointer;border:none;font-family:inherit}a{text-decoration:none}.btn-primary{background:var(--clr-primary);color:#fff;padding:.55rem 1.3rem;border-radius:var(--r-md);font-size:var(--font-base);font-weight:600;transition:background var(--t-fast),transform var(--t-fast),box-shadow var(--t-fast)}.btn-primary:hover{background:var(--clr-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.25)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--clr-surface);color:var(--clr-text-secondary);padding:.55rem 1.2rem;border-radius:var(--r-md);font-size:var(--font-base);font-weight:500;border:1.5px solid var(--clr-border);transition:border-color var(--t-fast),background var(--t-fast),transform var(--t-fast)}.btn-secondary:hover{border-color:var(--clr-border-mid);background:var(--clr-surface-alt)}.btn-secondary:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn-submit{background:#16a34a;color:#fff;padding:.55rem 1.3rem;border-radius:var(--r-md);font-size:var(--font-base);font-weight:600;transition:background var(--t-fast),transform var(--t-fast)}.btn-submit:hover:not(:disabled){background:#15803d;transform:translateY(-1px)}.btn-submit:disabled{opacity:.4;cursor:not-allowed}.btn-danger{background:var(--clr-surface);color:#dc2626;border:1.5px solid #fca5a5;padding:.5rem 1rem;border-radius:var(--r-md);font-size:var(--font-sm);font-weight:600;transition:background var(--t-fast)}.btn-danger:hover{background:var(--clr-danger-light)}.btn-ghost{background:transparent;color:#fff;padding:.38rem .8rem;border-radius:var(--r-sm);font-size:var(--font-base);font-weight:500;opacity:.85;transition:opacity var(--t-fast),background var(--t-fast)}.btn-ghost:hover{opacity:1;background:rgba(255,255,255,.15)}.btn-ghost-dark{background:var(--clr-surface-alt);color:var(--clr-text-secondary);border:1px solid var(--clr-border);padding:.35rem .85rem;border-radius:var(--r-md);font-size:var(--font-sm);font-weight:600;transition:background var(--t-fast),border-color var(--t-fast)}.btn-ghost-dark:hover{background:var(--clr-border);border-color:var(--clr-border-mid)}.link-btn{background:none;border:none;color:var(--clr-primary);font-size:var(--font-sm);font-weight:600;cursor:pointer;padding:0;font-family:inherit}.link-btn:hover{text-decoration:underline}.btn-sm{font-size:var(--font-sm)!important;padding:.38rem .9rem!important}.btn-xs{font-size:var(--font-xs)!important;padding:.28rem .65rem!important}.assigned-task-card>.btn-primary,.content-header>.btn-primary,.quick-diagnostic-banner>.btn-primary{flex-shrink:0}.spinner{width:32px;height:32px;border:3px solid var(--clr-border);border-top-color:var(--clr-primary);border-radius:50%;animation:spin .8s linear infinite}.btn-spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}.band-pill{font-size:var(--font-2xs);font-weight:700;color:#fff;padding:.2rem .55rem;border-radius:var(--r-full)}.answer-type-badge{font-size:var(--font-2xs);font-weight:600;background:var(--clr-surface-alt);color:var(--clr-text-muted);padding:.15rem .45rem;border-radius:var(--r-full);margin-left:.25rem}.skill-tag{background:var(--clr-warning-light);color:var(--clr-warning-dark);border:1px solid var(--clr-warning-border);border-radius:var(--r-full);padding:.2rem .65rem;font-size:var(--font-xs);font-weight:600}.meta-chip{background:var(--clr-surface-alt);color:var(--clr-text-secondary);font-size:var(--font-xs);font-weight:600;padding:.2rem .55rem;border-radius:var(--r-full)}.status-chip{background:#fef9c3;color:#92400e}.error-chip{background:var(--clr-danger-light);color:#dc2626}.dash-nav{background:var(--clr-surface);color:var(--clr-text);padding:0 var(--sp-6);height:var(--header-h);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;border-bottom:1px solid var(--clr-border);box-shadow:var(--sh-xs);flex-shrink:0}.dash-logo{font-size:1.1rem;font-weight:800;letter-spacing:-.02em;color:var(--clr-primary)}.dash-logo span{color:var(--clr-text-secondary);font-weight:500;margin-left:.3rem;font-size:var(--font-sm);letter-spacing:0}.dash-nav-right{display:flex;align-items:center;gap:var(--sp-3)}.dash-avatar{width:32px;height:32px;border-radius:50%;background:var(--clr-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:var(--font-sm);flex-shrink:0}.dash-user-info{display:flex;flex-direction:column;line-height:1.2}.dash-user-name{font-size:var(--font-sm);font-weight:600;color:var(--clr-text)}.dash-user-role{font-size:var(--font-2xs);color:var(--clr-text-muted);text-transform:capitalize}.hamburger-btn{display:none;align-items:center;justify-content:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:#e2e8f0;padding:.4rem;border-radius:var(--r-sm);transition:background var(--t-fast);flex-shrink:0}.hamburger-btn:hover{background:rgba(255,255,255,.18)}.hamburger-btn svg{display:block}.app-layout{display:flex;height:calc(100vh - var(--header-h));overflow:hidden}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--clr-nav);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;padding:var(--sp-4) 0 var(--sp-12);scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:4px}.sidebar-section{padding:0 var(--sp-3);margin-bottom:var(--sp-2)}.sidebar-heading{font-size:var(--font-2xs);font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:#64748b;padding:var(--sp-4) var(--sp-2) var(--sp-1)}.sidebar-item{display:flex;align-items:center;gap:.55rem;width:100%;padding:.55rem .65rem;border-radius:var(--r-md);background:none;border:none;color:#94a3b8;font-size:var(--font-sm);font-weight:500;cursor:pointer;font-family:inherit;text-align:left;transition:background var(--t-fast),color var(--t-fast)}.sidebar-item:hover{background:rgba(255,255,255,.07);color:#e2e8f0}.sidebar-item.active{background:rgba(255,255,255,.1);color:#e2e8f0;font-weight:600;box-shadow:inset 3px 0 #60a5fa}.sidebar-icon{font-size:var(--font-md);flex-shrink:0}.sidebar-badge{margin-left:auto;background:rgba(255,255,255,.1);color:#94a3b8;font-size:var(--font-2xs);font-weight:700;padding:.1rem .45rem;border-radius:var(--r-full);flex-shrink:0}.sidebar-item.active .sidebar-badge{background:rgba(37,99,235,.35);color:#93c5fd}.sidebar-badge-warn{background:rgba(245,158,11,.2)!important;color:#fbbf24!important}.sidebar-empty{font-size:var(--font-xs);color:#475569;padding:.3rem .65rem}.sidebar-upload-btn{display:block;width:100%;padding:.6rem .75rem;background:var(--clr-primary);color:#fff;border:none;border-radius:var(--r-md);font-size:var(--font-sm);font-weight:700;cursor:pointer;font-family:inherit;text-align:center;transition:background var(--t-fast),transform var(--t-fast);margin-bottom:var(--sp-2)}.sidebar-upload-btn:hover{background:var(--clr-primary-hover)}.sidebar-upload-btn.active{background:#1e40af;box-shadow:inset 0 2px 6px rgba(0,0,0,.2)}.sidebar-subtabs{margin:.2rem 0 .4rem 1.2rem;display:flex;flex-direction:column;gap:.1rem;border-left:2px solid rgba(255,255,255,.07);padding-left:var(--sp-3)}.sidebar-subtab{display:flex;align-items:center;gap:.4rem;width:100%;padding:.35rem .5rem;border-radius:var(--r-sm);background:none;border:none;color:#64748b;font-size:var(--font-xs);font-weight:500;cursor:pointer;font-family:inherit;text-align:left;transition:background var(--t-fast),color var(--t-fast)}.sidebar-subtab span{margin-left:auto;font-size:var(--font-2xs);background:rgba(255,255,255,.08);color:#64748b;padding:.05rem .35rem;border-radius:var(--r-sm)}.sidebar-subtab:hover{background:rgba(255,255,255,.05);color:#e2e8f0}.sidebar-subtab.active{color:var(--sub-color, #93c5fd);background:rgba(255,255,255,.06);font-weight:700}.sidebar-subtab.active span{color:var(--sub-color, #93c5fd);background:rgba(255,255,255,.12)}.sidebar-backdrop{display:none;position:fixed;top:0;right:0;bottom:0;left:0;top:var(--header-h);background:rgba(0,0,0,.45);z-index:99;animation:fadeInOverlay .2s ease}@keyframes fadeInOverlay{0%{opacity:0}to{opacity:1}}.main-content{flex:1;overflow-y:auto;padding:var(--sp-6) var(--sp-8) var(--sp-12);background:var(--clr-bg);display:flex;flex-direction:column;gap:var(--sp-6);min-width:0}.content-header{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);background:linear-gradient(135deg,#eff6ff,#f0f9ff 55%,#fff);border-radius:var(--r-xl);border:1px solid #dbeafe;padding:1.5rem 1.75rem;box-shadow:0 2px 12px rgba(37,99,235,.08)}.content-header-text{display:flex;flex-direction:column;gap:.3rem}.content-title{font-size:1.4rem;font-weight:800;letter-spacing:-.025em;color:var(--clr-text-strong);margin:0}.content-sub{font-size:var(--font-sm);color:var(--clr-text-muted);margin:0;line-height:1.5}.section-group-header{display:flex;align-items:center;gap:var(--sp-2);padding-bottom:var(--sp-2);border-bottom:2px solid var(--sec-color, var(--clr-border))}.section-group-header h2{font-size:var(--font-md);font-weight:700;color:var(--sec-color, var(--clr-text));margin:0}.section-group-icon{font-size:1.1rem}.section-group-count{font-size:var(--font-xs);color:var(--clr-text-faint);font-weight:500;margin-left:.25rem}.dashboard{min-height:100vh;background:var(--clr-bg)}.dash-section{display:flex;flex-direction:column;gap:var(--sp-3)}.dash-section-header{display:flex;align-items:center;justify-content:space-between}.dash-section-header h2{font-size:var(--font-base);font-weight:700;color:var(--clr-text-strong);margin:0;letter-spacing:-.01em}.dash-section-eyebrow{font-size:var(--font-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--clr-text-muted);margin-bottom:var(--sp-1)}.dash-empty{background:var(--clr-surface);border-radius:var(--r-xl);border:2px dashed var(--clr-border);padding:var(--sp-10) var(--sp-6);text-align:center}.dash-empty-icon{font-size:2.5rem;margin-bottom:var(--sp-3)}.dash-empty-title{font-size:var(--font-md);font-weight:700;color:var(--clr-text);margin:0 0 var(--sp-2)}.dash-empty-sub{font-size:var(--font-sm);color:var(--clr-text-faint);margin:0}.dash-stats-wrap{display:flex;gap:var(--sp-3);align-items:stretch}.dash-stats-wrap .dash-stats{flex:1;min-width:0}.dash-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3)}.stat-card{background:var(--clr-surface);border-radius:var(--r-lg);padding:var(--sp-5) var(--sp-4);text-align:center;box-shadow:var(--sh-sm);border:1px solid var(--clr-border);border-top:3px solid var(--clr-border-mid);transition:box-shadow var(--t-base),transform var(--t-base),border-top-color var(--t-base)}.stat-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-top-color:var(--clr-primary)}.stat-value{font-size:2rem;font-weight:800;color:var(--clr-text-strong);line-height:1;letter-spacing:-.03em;margin-bottom:var(--sp-1)}.stat-label{font-size:var(--font-xs);color:var(--clr-text-muted);font-weight:500;line-height:1.3}.progress-chart-wrap{background:var(--clr-surface);border-radius:var(--r-xl);padding:var(--sp-4) var(--sp-4) var(--sp-3);box-shadow:var(--sh-sm);border:1px solid var(--clr-border);flex:1;min-width:180px;display:flex;flex-direction:column;transition:box-shadow var(--t-base)}.progress-chart-wrap:hover{box-shadow:var(--sh-md)}.progress-chart-label{font-size:var(--font-xs);font-weight:700;color:var(--clr-text-faint);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--sp-2)}.progress-chart-svg{width:100%;height:auto;overflow:visible}.resume-banner{background:linear-gradient(135deg,#fffbeb,#fef3c7);border:1px solid #fde68a;border-left:4px solid #f59e0b;border-radius:var(--r-xl);padding:var(--sp-4) var(--sp-5);display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;box-shadow:0 2px 10px rgba(245,158,11,.1)}.resume-banner-left{display:flex;align-items:center;gap:var(--sp-3)}.resume-banner-icon{font-size:1.1rem;flex-shrink:0}.resume-banner-title{font-size:var(--font-sm);font-weight:700;color:#92400e}.resume-banner-sub{font-size:var(--font-xs);color:#b45309;margin-top:.1rem}.resume-banner-actions{display:flex;align-items:center;gap:var(--sp-3);flex-shrink:0}.resume-banner .btn-primary{background:#f59e0b;color:#fff;font-size:var(--font-xs);padding:.35rem .9rem}.resume-banner .btn-primary:hover{background:#d97706;box-shadow:none}.resume-discard-btn{background:none;border:none;color:#b45309;font-size:var(--font-xs);cursor:pointer;font-family:inherit;padding:.2rem .35rem;transition:color var(--t-fast);opacity:.65}.resume-discard-btn:hover{opacity:1}.assigned-tasks-section{display:flex;flex-direction:column;gap:var(--sp-3)}.assigned-tasks-heading{font-size:var(--font-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--clr-text-faint);padding-left:.1rem}.assigned-task-card{background:var(--clr-surface);border:1px solid var(--clr-border);border-left:4px solid var(--clr-primary);border-radius:var(--r-xl);padding:var(--sp-4) var(--sp-5);display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);box-shadow:var(--sh-sm);transition:box-shadow var(--t-base),transform var(--t-base)}.assigned-task-card:hover{box-shadow:var(--sh-md);transform:translateY(-1px)}.assigned-task-card.overdue{border-left-color:var(--clr-danger);background:#fff8f8}.assigned-task-left{display:flex;flex-direction:column;gap:.2rem;flex:1;min-width:0}.assigned-task-label{font-size:var(--font-xs);color:var(--clr-text-muted)}.assigned-task-name{font-size:var(--font-base);font-weight:700;color:var(--clr-text)}.assigned-task-meta{display:flex;gap:var(--sp-3);margin-top:.15rem;flex-wrap:wrap}.assigned-task-meta span{font-size:var(--font-xs);color:var(--clr-text-muted)}.overdue-text{color:var(--clr-danger)!important}.overdue-badge{background:var(--clr-danger-light);color:var(--clr-danger);font-size:var(--font-2xs);font-weight:700;padding:.1rem .4rem;border-radius:var(--r-full)}.year-mismatch-badge{background:#fef9c3;color:#92400e;font-size:var(--font-2xs);font-weight:600;padding:.1rem .5rem;border-radius:var(--r-full);border:1px solid #fde68a;cursor:default}.exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--sp-4)}.exam-tile-card{background:var(--clr-surface);border-radius:var(--r-xl);border:1px solid var(--clr-border);border-top:4px solid var(--accent, var(--clr-mixed));padding:var(--sp-4);display:flex;flex-direction:column;gap:var(--sp-2);transition:box-shadow var(--t-base),transform var(--t-base),border-color var(--t-base);cursor:default}.exam-tile-card:hover{box-shadow:var(--sh-lg);transform:translateY(-3px);border-color:var(--accent, var(--clr-border-mid))}.exam-tile-card.in-progress{border-top-color:var(--clr-warning);background:var(--clr-warning-light);border-color:var(--clr-warning-border)}.exam-tile-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:.1rem}.exam-tile-icon{font-size:1.5rem}.in-progress-dot{width:8px;height:8px;border-radius:50%;background:var(--clr-warning);animation:pulse 1.5s infinite}.exam-tile-title{font-size:var(--font-sm);font-weight:700;color:var(--clr-text);line-height:1.35;flex:1}.exam-tile-meta{font-size:var(--font-xs);color:var(--clr-text-faint);font-weight:500}.exam-tile-footer{display:flex;align-items:center;justify-content:space-between;margin-top:var(--sp-2)}.in-progress-badge{display:inline-block;background:#fef3c7;color:#92400e;font-size:var(--font-2xs);font-weight:700;padding:.1rem .45rem;border-radius:var(--r-full);border:1px solid var(--clr-warning-border)}.exam-tile-start{margin-top:var(--sp-2);background:var(--accent, var(--clr-primary));color:#fff;border:none;border-radius:var(--r-md);padding:.45rem .75rem;font-size:var(--font-xs);font-weight:700;cursor:pointer;font-family:inherit;width:100%;transition:opacity var(--t-fast),transform var(--t-fast)}.exam-tile-card:hover .exam-tile-start{opacity:.9}.results-list{background:var(--clr-surface);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-sm);border:1px solid var(--clr-border)}.result-row{display:flex;align-items:center;gap:var(--sp-3);padding:var(--sp-3) var(--sp-4);border-bottom:1px solid var(--clr-surface-alt);transition:background var(--t-fast)}.result-row:last-child{border-bottom:none}.result-row:hover{background:var(--clr-surface-alt)}.result-row-icon{font-size:1.35rem;flex-shrink:0}.result-row-info{flex:1;min-width:0}.result-row-title{font-size:var(--font-base);font-weight:600;color:var(--clr-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.result-row-meta{display:flex;gap:var(--sp-2);margin-top:.15rem}.result-row-meta span{font-size:var(--font-xs);color:var(--clr-text-faint)}.result-row-score{display:flex;align-items:center;gap:var(--sp-2);flex-shrink:0}.result-pct{font-size:var(--font-base);font-weight:700;color:var(--clr-text);min-width:2.8rem;text-align:right}.review-btn{background:transparent;border:1.5px solid var(--clr-border);color:var(--clr-danger);font-size:var(--font-xs);font-weight:600;padding:.2rem .55rem;border-radius:var(--r-sm);cursor:pointer;transition:background var(--t-fast),border-color var(--t-fast);white-space:nowrap}.review-btn:hover{background:var(--clr-danger-light);border-color:#fca5a5}.wrong-q-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(15,23,42,.55);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--sp-4);animation:fadeInOverlay .15s ease}.wrong-q-modal{background:var(--clr-surface);border-radius:var(--r-xl);width:100%;max-width:680px;max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--sh-xl);overflow:hidden}.wrong-q-modal-header{display:flex;align-items:flex-start;justify-content:space-between;padding:var(--sp-5) var(--sp-6);border-bottom:1.5px solid var(--clr-surface-alt);flex-shrink:0}.wrong-q-modal-title{font-size:var(--font-lg);font-weight:700;color:var(--clr-text)}.wrong-q-modal-meta{margin-top:.25rem;font-size:var(--font-sm);color:var(--clr-text-muted);display:flex;align-items:center;gap:var(--sp-2)}.wrong-q-close{background:var(--clr-surface-alt);border:none;width:32px;height:32px;border-radius:50%;font-size:var(--font-base);color:var(--clr-text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background var(--t-fast),color var(--t-fast)}.wrong-q-close:hover{background:var(--clr-border);color:var(--clr-text)}.wrong-q-list{overflow-y:auto;padding:var(--sp-4) var(--sp-6) var(--sp-6);display:flex;flex-direction:column;gap:var(--sp-3)}.wrong-q-count{font-size:var(--font-xs);font-weight:600;color:var(--clr-danger);text-transform:uppercase;letter-spacing:.04em;margin-bottom:.15rem}.wrong-q-card{border:1.5px solid #fee2e2;border-left:4px solid var(--clr-danger);border-radius:var(--r-md);padding:var(--sp-4);background:var(--clr-surface)}.wrong-q-card-header{display:flex;align-items:center;gap:var(--sp-2);margin-bottom:var(--sp-2)}.wrong-q-num{background:var(--clr-primary);color:#fff;font-size:var(--font-xs);font-weight:700;padding:.15rem .5rem;border-radius:var(--r-full)}.wrong-q-text{font-size:var(--font-base);color:#334155;line-height:1.5;margin-bottom:var(--sp-3)}.wrong-q-answers{display:flex;flex-wrap:wrap;gap:var(--sp-2)}.wrong-q-your{font-size:var(--font-sm);color:var(--clr-danger);background:var(--clr-danger-light);padding:.25rem .6rem;border-radius:var(--r-sm)}.wrong-q-correct{font-size:var(--font-sm);color:#16a34a;background:var(--clr-success-light);padding:.25rem .6rem;border-radius:var(--r-sm)}.wrong-q-page-link{display:inline-block;margin-top:var(--sp-2);font-size:var(--font-xs);color:var(--clr-text-muted);text-decoration:none}.wrong-q-page-link:hover{color:var(--clr-primary);text-decoration:underline}.wrong-q-empty{padding:var(--sp-12) var(--sp-6);text-align:center;color:var(--clr-text-muted);font-size:var(--font-base);display:flex;flex-direction:column;align-items:center;gap:var(--sp-2)}.test-screen{display:flex;flex-direction:column;height:100vh;overflow:hidden}.test-header{background:var(--accent, var(--clr-reading));color:#fff;display:flex;align-items:center;justify-content:space-between;padding:.7rem var(--sp-5);flex-shrink:0;gap:var(--sp-4)}.test-title{display:flex;align-items:center;gap:var(--sp-2);font-weight:700;font-size:var(--font-md);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.test-header-right{display:flex;align-items:center;gap:var(--sp-3);flex-shrink:0}.timer{font-size:var(--font-md);font-weight:700;font-variant-numeric:tabular-nums;background:rgba(0,0,0,.18);padding:.3rem .7rem;border-radius:var(--r-sm);letter-spacing:.02em}.word-count{font-size:var(--font-base);font-weight:600;background:rgba(0,0,0,.15);padding:.25rem .6rem;border-radius:var(--r-sm);color:#fff}.pause-btn{background:rgba(255,255,255,.15);border:1.5px solid rgba(255,255,255,.3);color:#fff;border-radius:var(--r-md);padding:.3rem .85rem;font-size:var(--font-xs);font-weight:600;cursor:pointer;font-family:inherit;transition:background var(--t-fast)}.pause-btn:hover{background:rgba(255,255,255,.25)}.pause-btn.paused{background:#fff;color:var(--clr-text);border-color:#fff}.pause-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(15,23,42,.85);z-index:300;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);animation:fadeInOverlay .15s ease}.pause-card{background:var(--clr-surface);border-radius:var(--r-2xl);box-shadow:var(--sh-xl);padding:var(--sp-10) var(--sp-8);width:90%;max-width:400px;display:flex;flex-direction:column;align-items:center;gap:var(--sp-4);text-align:center}.pause-icon{font-size:2.5rem}.pause-title{font-size:var(--font-2xl);font-weight:800;color:var(--clr-text);margin:0}.pause-sub{font-size:var(--font-base);color:var(--clr-text-muted);margin:0}.pause-stats{display:flex;gap:var(--sp-5);background:var(--clr-surface-alt);border-radius:var(--r-lg);padding:var(--sp-3) var(--sp-5);width:100%;justify-content:center}.pause-stat{display:flex;flex-direction:column;align-items:center;gap:.15rem}.pause-stat-value{font-size:1.3rem;font-weight:800;color:var(--clr-text)}.pause-stat-label{font-size:var(--font-2xs);color:var(--clr-text-faint);font-weight:500}.pause-save-btn{background:none;border:1.5px solid var(--clr-border);color:var(--clr-text-muted);border-radius:var(--r-md);padding:.55rem 1.25rem;font-size:var(--font-sm);font-weight:600;cursor:pointer;font-family:inherit;width:100%;transition:border-color var(--t-fast),color var(--t-fast)}.pause-save-btn:hover{border-color:var(--clr-border-mid);color:var(--clr-text)}.pause-save-confirm{background:#fff7ed;border:1px solid var(--clr-warning-border);border-radius:var(--r-lg);padding:var(--sp-3) var(--sp-4);width:100%;font-size:var(--font-sm);color:var(--clr-warning-dark)}.pause-save-confirm p{margin:0 0 var(--sp-3)}.pause-save-confirm-btns{display:flex;gap:var(--sp-2);justify-content:flex-end}.test-progress{display:flex;align-items:center;gap:var(--sp-3);padding:.65rem var(--sp-5);background:var(--clr-surface);border-bottom:1px solid var(--clr-border);flex-shrink:0}.progress-bar{display:flex;gap:.3rem;flex-wrap:wrap;flex:1}.progress-dot{width:26px;height:7px;border-radius:var(--r-xs);background:var(--clr-border);border:none;cursor:pointer;transition:background var(--t-fast),transform var(--t-fast)}.progress-dot:hover{transform:scaleY(1.4)}.progress-dot.done{background:#86efac}.progress-dot.active,.progress-dot.active.done{background:var(--clr-primary)}.progress-dot.flagged:not(.done){background:var(--clr-warning)}.progress-dot.flagged.done{background:var(--clr-warning)}.progress-actions{display:flex;align-items:center;gap:var(--sp-2);flex-shrink:0}.progress-label{font-size:var(--font-sm);color:var(--clr-text-muted);font-weight:600;white-space:nowrap}.progress-grid-btn{background:none;border:1.5px solid var(--clr-border);color:var(--clr-text-muted);border-radius:var(--r-sm);padding:.15rem .45rem;font-size:var(--font-md);cursor:pointer;line-height:1;transition:background var(--t-fast),border-color var(--t-fast)}.progress-grid-btn:hover{background:var(--clr-surface-alt);border-color:var(--clr-border-mid)}.q-grid-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.4);z-index:200;display:flex;align-items:flex-start;justify-content:center;padding-top:80px;animation:fadeInOverlay .15s ease}.q-grid-panel{background:var(--clr-surface);border-radius:var(--r-xl);box-shadow:var(--sh-xl);padding:var(--sp-5);width:90%;max-width:520px;max-height:70vh;overflow-y:auto}.q-grid-header{display:flex;justify-content:space-between;align-items:center;font-size:var(--font-md);font-weight:700;color:var(--clr-text);margin-bottom:var(--sp-3)}.q-grid-close{background:none;border:none;font-size:var(--font-md);cursor:pointer;color:var(--clr-text-muted);padding:.2rem .4rem;border-radius:var(--r-sm)}.q-grid-close:hover{background:var(--clr-surface-alt);color:var(--clr-text)}.q-grid-legend{display:flex;gap:var(--sp-3);margin-bottom:var(--sp-3);flex-wrap:wrap}.q-legend{font-size:var(--font-xs);font-weight:600;display:flex;align-items:center;gap:.3rem}.q-legend:before{content:"";display:inline-block;width:12px;height:12px;border-radius:3px}.q-legend.answered:before{background:var(--clr-success)}.q-legend.flagged:before{background:var(--clr-warning)}.q-legend.unanswered:before{background:var(--clr-border);border:1px solid var(--clr-border-mid)}.q-legend.answered{color:var(--clr-success-dark)}.q-legend.flagged{color:var(--clr-warning-dark)}.q-legend.unanswered{color:var(--clr-text-muted)}.q-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:var(--sp-2)}.q-grid-btn{aspect-ratio:1;border-radius:var(--r-md);border:1.5px solid var(--clr-border);background:var(--clr-surface-alt);font-size:var(--font-xs);font-weight:600;color:var(--clr-text-secondary);cursor:pointer;font-family:inherit;transition:all .1s}.q-grid-btn:hover{border-color:#93c5fd;background:var(--clr-primary-light)}.q-grid-btn.current{border-color:var(--clr-primary);background:var(--clr-primary);color:#fff}.q-grid-btn.answered:not(.current){background:#d1fae5;border-color:#6ee7b7;color:var(--clr-success-dark)}.q-grid-btn.flagged:not(.current){background:#fef3c7;border-color:#fcd34d;color:var(--clr-warning-dark)}.q-grid-flagged-note{margin-top:var(--sp-3);font-size:var(--font-xs);color:var(--clr-warning-dark);background:#fef3c7;border-radius:var(--r-md);padding:var(--sp-2) var(--sp-3);font-weight:600}.question-number-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:0}.flag-btn{background:none;border:1.5px solid var(--clr-border);border-radius:var(--r-full);padding:.25rem .65rem;font-size:var(--font-xs);font-weight:600;color:var(--clr-text-faint);cursor:pointer;font-family:inherit;transition:all var(--t-fast)}.flag-btn:hover{border-color:#fcd34d;color:var(--clr-warning-dark);background:#fef3c7}.flag-btn.flagged{border-color:#fcd34d;background:#fef3c7;color:var(--clr-warning-dark)}.split-body{flex:1;display:flex;min-height:0;overflow:hidden}.split-body--full .split-right{width:100%;max-width:760px;margin:0 auto}.split-left{width:55%;overflow-y:auto;background:var(--clr-surface-alt);border-right:1.5px solid var(--clr-border);padding:var(--sp-4);display:flex;flex-direction:column;align-items:center}.split-right{width:45%;overflow-y:auto;padding:var(--sp-5);display:flex;flex-direction:column}.page-image{width:100%;border-radius:var(--r-md);box-shadow:var(--sh-md)}.page-image-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--clr-text-faint);font-size:var(--font-sm);gap:var(--sp-2);text-align:center;padding:var(--sp-8)}.page-image-placeholder p:first-child{font-size:2.5rem}.mc-image-hint{margin-top:var(--sp-4);display:flex;flex-direction:column;gap:var(--sp-3)}.mc-image-label{font-size:var(--font-sm);color:var(--clr-text-muted);font-style:italic}.mc-image-buttons{display:flex;gap:var(--sp-3);flex-wrap:wrap}.mc-image-btn{width:54px;height:54px;border-radius:var(--r-lg);border:2px solid var(--clr-border);background:var(--clr-surface);font-size:1.1rem;font-weight:700;color:var(--clr-text-secondary);cursor:pointer;transition:border-color var(--t-fast),background var(--t-fast),color var(--t-fast)}.mc-image-btn:hover{border-color:#93c5fd;background:var(--clr-primary-light)}.mc-image-btn.selected{border-color:var(--clr-primary);background:var(--clr-primary);color:#fff}.written-input-wrap{margin-top:var(--sp-4);display:flex;flex-direction:column;gap:var(--sp-2)}.written-label{font-size:var(--font-sm);font-weight:600;color:var(--clr-text-secondary)}.written-input{border:2px solid var(--clr-border);border-radius:var(--r-md);padding:.6rem .9rem;font-size:1.1rem;font-family:inherit;color:var(--clr-text-strong);max-width:200px;outline:none;transition:border-color var(--t-fast)}.written-input:focus{border-color:var(--clr-primary)}.essay-input{border:2px solid var(--clr-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);font-size:var(--font-md);font-family:inherit;color:var(--clr-text-strong);width:100%;resize:vertical;line-height:1.7;outline:none;transition:border-color var(--t-fast)}.essay-input:focus{border-color:var(--clr-purple)}.passage{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--r-lg);padding:var(--sp-5) var(--sp-6);line-height:1.8;width:100%}.passage h3{font-weight:700;margin-bottom:var(--sp-3);color:var(--clr-text-strong)}.passage p{margin-bottom:var(--sp-3);color:#334155}.question-card{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--r-lg);padding:var(--sp-5) var(--sp-5)}.question-number{font-size:var(--font-xs);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--clr-text-faint);margin-bottom:var(--sp-2)}.question-text{font-size:var(--font-lg);font-weight:600;color:var(--clr-text-strong);margin-bottom:var(--sp-5);line-height:1.5;white-space:pre-line}.options{display:flex;flex-direction:column;gap:var(--sp-2)}.option{display:flex;align-items:center;gap:var(--sp-3);padding:.8rem var(--sp-4);border:2px solid var(--clr-border);border-radius:var(--r-md);background:var(--clr-surface);font-size:var(--font-md);color:#334155;text-align:left;transition:border-color var(--t-fast),background var(--t-fast),transform var(--t-fast)}.option:hover{border-color:#93c5fd;background:var(--clr-primary-light);transform:translate(2px)}.option.selected{border-color:var(--clr-primary);background:var(--clr-primary-light);color:#1e40af;font-weight:600}.option-dot{width:18px;height:18px;border-radius:50%;border:2px solid var(--clr-border-mid);flex-shrink:0;transition:border-color var(--t-fast),background var(--t-fast)}.option.selected .option-dot{border-color:var(--clr-primary);background:var(--clr-primary)}.unanswered-hint{font-size:var(--font-xs);color:var(--clr-warning);font-weight:600}.submit-confirm{display:flex;flex-direction:column;align-items:center;gap:var(--sp-2);background:#fff7ed;border:1px solid var(--clr-warning-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);font-size:var(--font-sm);color:var(--clr-warning-dark);font-weight:600}.test-footer{display:flex;justify-content:space-between;align-items:center;padding:var(--sp-4) var(--sp-5);background:var(--clr-surface);border-top:1px solid var(--clr-border);flex-shrink:0;gap:var(--sp-3)}.results-screen{display:flex;flex-direction:column;min-height:100vh}.results-header{background:var(--accent, var(--clr-reading));color:#fff;padding:var(--sp-4) var(--sp-6)}.results-header h2{font-size:var(--font-xl);font-weight:700}.score-card{display:flex;flex-direction:column;align-items:center;padding:var(--sp-8) var(--sp-8) var(--sp-5);gap:var(--sp-3);background:var(--clr-surface);border-bottom:1px solid var(--clr-border)}.score-circle{width:120px;height:120px;border-radius:50%;background:conic-gradient(var(--color) calc(var(--pct) * 1%),var(--clr-border) 0);display:flex;align-items:center;justify-content:center}.score-inner{width:92px;height:92px;border-radius:50%;background:var(--clr-surface);display:flex;flex-direction:column;align-items:center;justify-content:center}.score-num{font-size:1.5rem;font-weight:800;color:var(--clr-text-strong)}.score-label{font-size:var(--font-xs);color:var(--clr-text-faint);font-weight:600}.score-pct{font-size:var(--font-md);color:var(--clr-text-muted);font-weight:600}.band-badge{color:#fff;padding:.3rem 1.2rem;border-radius:var(--r-full);font-size:var(--font-base);font-weight:700}.review-section{flex:1;padding:var(--sp-5) var(--sp-5);max-width:700px;margin:0 auto;width:100%}.review-section h3{font-size:var(--font-md);font-weight:700;margin-bottom:var(--sp-4);color:var(--clr-text-strong)}.review-card{background:var(--clr-surface);border-radius:var(--r-md);padding:var(--sp-4);margin-bottom:var(--sp-3);border-left:4px solid;box-shadow:var(--sh-xs)}.review-card.correct{border-color:#22c55e}.review-card.incorrect{border-color:var(--clr-danger)}.review-card.neutral{border-color:var(--clr-border)}.review-q-header{display:flex;align-items:center;gap:var(--sp-2);margin-bottom:var(--sp-2)}.review-status{font-size:var(--font-md)}.review-card.correct .review-status{color:#22c55e}.review-card.incorrect .review-status{color:var(--clr-danger)}.review-card.neutral .review-status{color:var(--clr-text-faint)}.review-q-num{font-size:var(--font-xs);font-weight:700;color:var(--clr-text-faint);text-transform:uppercase}.review-question{font-size:var(--font-base);color:#334155;margin-bottom:var(--sp-2);white-space:pre-line}.review-answers{display:flex;flex-direction:column;gap:.25rem}.your-answer{font-size:var(--font-sm);color:var(--clr-danger)}.correct-answer{font-size:var(--font-sm);color:#16a34a}.review-page-link{font-size:var(--font-xs);color:var(--clr-primary);text-decoration:none;display:inline-block;margin-bottom:var(--sp-2)}.review-page-link:hover{text-decoration:underline}.results-footer{display:flex;justify-content:space-between;align-items:center;padding:var(--sp-4) var(--sp-5);background:var(--clr-surface);border-top:1px solid var(--clr-border);position:sticky;bottom:0}.ai-panel{background:var(--clr-surface);border-radius:var(--r-lg);box-shadow:var(--sh-md);padding:var(--sp-5) var(--sp-6);margin-top:var(--sp-3);border:1px solid var(--clr-border)}.ai-panel-header{display:flex;align-items:center;gap:var(--sp-2);font-size:var(--font-md);font-weight:700;color:var(--clr-text);margin-bottom:var(--sp-4)}.ai-loading-badge{margin-left:auto;font-size:var(--font-xs);font-weight:600;background:var(--clr-primary-light);color:var(--clr-primary);padding:.15rem .55rem;border-radius:var(--r-full);animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.ai-summary{font-size:var(--font-base);color:#334155;line-height:1.6;margin:0 0 var(--sp-4)}.ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3);margin-bottom:var(--sp-4)}.ai-col{border-radius:var(--r-md);padding:var(--sp-3)}.ai-strengths{background:var(--clr-success-light);border:1px solid var(--clr-success-border)}.ai-weaknesses{background:#fff7ed;border:1px solid var(--clr-warning-border)}.ai-recommendations{background:var(--clr-primary-light);border:1px solid var(--clr-primary-border)}.ai-col-title{font-size:var(--font-xs);font-weight:700;margin-bottom:var(--sp-2);color:var(--clr-text)}.ai-item{font-size:var(--font-xs);color:#334155;line-height:1.4;padding:.25rem 0;border-bottom:1px solid rgba(0,0,0,.05)}.ai-item:last-child{border-bottom:none}.ai-encouragement{background:var(--clr-purple-light);border-left:3px solid var(--clr-purple);border-radius:0 var(--r-md) var(--r-md) 0;padding:var(--sp-3) var(--sp-4);font-size:var(--font-sm);color:var(--clr-purple-dark);font-style:italic;line-height:1.5}.ai-feedback-loading{display:flex;flex-direction:column;align-items:center;gap:var(--sp-3);padding:var(--sp-6) var(--sp-4);text-align:center}.ai-feedback-loading-icon{font-size:2rem;animation:ai-bounce 1.4s ease-in-out infinite}@keyframes ai-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.ai-feedback-loading-label{font-size:var(--font-md);font-weight:700;color:var(--clr-text);min-height:1.4em}.ai-feedback-progress-track{width:100%;max-width:340px;height:7px;background:var(--clr-border);border-radius:var(--r-full);overflow:hidden}.ai-feedback-progress-bar{height:100%;background:linear-gradient(90deg,var(--clr-primary),#60a5fa);border-radius:var(--r-full);transition:width .4s ease}.ai-feedback-loading-sub{font-size:var(--font-xs);color:var(--clr-text-muted);max-width:300px;line-height:1.5}.ai-skeleton{display:flex;flex-direction:column;gap:var(--sp-3)}.skeleton-line{height:12px;background:linear-gradient(90deg,var(--clr-border) 25%,var(--clr-surface-alt) 50%,var(--clr-border) 75%);background-size:200% 100%;border-radius:var(--r-sm);animation:shimmer 1.5s infinite}.skeleton-line.w-full{width:100%}.skeleton-line.w-3\/4{width:75%}.skeleton-line.w-1\/2{width:50%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3);margin-top:var(--sp-2)}.skeleton-card{background:var(--clr-surface-alt);border-radius:var(--r-md);padding:var(--sp-3);display:flex;flex-direction:column;gap:var(--sp-2)}.improvement-card{background:var(--clr-surface);border-radius:var(--r-lg);box-shadow:var(--sh-md);padding:var(--sp-5) var(--sp-6);margin-top:var(--sp-3);border:1px solid var(--clr-border);border-left:4px solid var(--clr-success)}.improvement-card-header{display:flex;align-items:center;gap:var(--sp-2);font-size:var(--font-md);font-weight:700;color:var(--clr-text);margin-bottom:var(--sp-4)}.improvement-narrative{font-size:var(--font-base);color:#334155;line-height:1.6;margin:0 0 var(--sp-3)}.improvement-label{font-size:var(--font-xs);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--clr-text-muted);margin-bottom:var(--sp-2)}.improvement-weak-areas{margin-bottom:var(--sp-3)}.improvement-tags{display:flex;flex-wrap:wrap;gap:var(--sp-2)}.improvement-projection{background:var(--clr-success-light);border:1px solid var(--clr-success-border);border-radius:var(--r-md);padding:var(--sp-2) var(--sp-3);font-size:var(--font-sm);color:#166534;font-weight:500;margin-bottom:var(--sp-3)}.improvement-tip{font-size:var(--font-sm);color:#334155;line-height:1.5;padding:.2rem 0}.practice-panel{background:var(--clr-surface);border-radius:var(--r-lg);box-shadow:var(--sh-md);padding:var(--sp-5) var(--sp-6);margin-top:var(--sp-3);border:1px solid var(--clr-border);border-left:4px solid var(--clr-primary)}.practice-panel-header{display:flex;align-items:center;gap:var(--sp-2);font-size:var(--font-md);font-weight:700;color:var(--clr-text);margin-bottom:var(--sp-3)}.practice-progress{margin-left:auto;font-size:var(--font-xs);font-weight:600;background:var(--clr-primary-light);color:var(--clr-primary);padding:.15rem .55rem;border-radius:var(--r-full)}.practice-panel-sub{font-size:var(--font-sm);color:var(--clr-text-muted);margin:0 0 var(--sp-4)}.practice-skill-tag{display:inline-block;background:var(--clr-primary-light);color:#1d4ed8;border-radius:var(--r-full);padding:.15rem .6rem;font-size:var(--font-xs);font-weight:600;margin-bottom:var(--sp-3)}.practice-question{font-size:var(--font-base);color:var(--clr-text);line-height:1.6;margin:0 0 var(--sp-3);font-weight:500}.practice-option{width:100%;text-align:left;padding:var(--sp-3) var(--sp-4);border:2px solid var(--clr-border);border-radius:var(--r-md);background:var(--clr-surface-alt);color:#334155;font-size:var(--font-base);cursor:pointer;transition:border-color var(--t-fast),background var(--t-fast),transform var(--t-fast)}.practice-option:hover:not(:disabled){border-color:var(--clr-primary);background:var(--clr-primary-light);transform:translate(2px)}.practice-option.selected{border-color:var(--clr-primary);background:var(--clr-primary-light);color:#1d4ed8;font-weight:600}.practice-option.correct{border-color:var(--clr-success);background:var(--clr-success-light);color:#166534;font-weight:600}.practice-option.wrong{border-color:var(--clr-danger);background:var(--clr-danger-light);color:var(--clr-danger-dark)}.practice-feedback{margin-top:var(--sp-3);padding:var(--sp-3);border-radius:var(--r-md)}.practice-feedback.correct{background:var(--clr-success-light);border:1px solid var(--clr-success-border)}.practice-feedback.wrong{background:var(--clr-danger-light);border:1px solid var(--clr-danger-border)}.practice-feedback-result{font-weight:700;font-size:var(--font-base);margin-bottom:var(--sp-2)}.practice-feedback.correct .practice-feedback-result{color:#166534}.practice-feedback.wrong .practice-feedback-result{color:var(--clr-danger-dark)}.practice-feedback-result-bar{margin-top:var(--sp-3);padding:var(--sp-3) var(--sp-4);border-radius:var(--r-md);font-weight:700;font-size:var(--font-base)}.practice-feedback-result-bar.correct{background:var(--clr-success-light);border:1px solid var(--clr-success-border);color:#166534}.practice-feedback-result-bar.incorrect{background:var(--clr-danger-light);border:1px solid var(--clr-danger-border);color:var(--clr-danger-dark)}.practice-ai-explanation{margin-top:var(--sp-3);border:1.5px solid #bae6fd;border-radius:var(--r-md);background:#f0f9ff;overflow:hidden}.practice-ai-explanation-header{display:flex;align-items:center;gap:var(--sp-2);padding:var(--sp-2) var(--sp-4);background:#e0f2fe;border-bottom:1px solid #bae6fd;font-weight:700;font-size:var(--font-sm);color:#0369a1}.practice-ai-explanation-loading{display:flex;align-items:center;gap:var(--sp-3);padding:var(--sp-4) var(--sp-4);font-size:var(--font-sm);color:#0369a1}.practice-ai-spinner{width:18px;height:18px;border:2.5px solid #bae6fd;border-top-color:#0369a1;border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.practice-ai-explanation-text{padding:var(--sp-4);margin:0;font-size:var(--font-sm);color:#0c4a6e;line-height:1.65}.practice-explanation{font-size:var(--font-sm);color:#334155;line-height:1.5;margin:0 0 var(--sp-2)}.practice-panel-done{text-align:center;padding:var(--sp-8) var(--sp-6)}.practice-done-icon{font-size:2.5rem;margin-bottom:var(--sp-2)}.practice-done-score{font-size:2rem;font-weight:800;color:var(--clr-text)}.practice-done-label{font-size:var(--font-base);color:var(--clr-text-muted);margin-bottom:var(--sp-4)}.auth-screen{display:flex;min-height:100vh;background:var(--clr-bg)}.auth-left{flex:1;background:linear-gradient(135deg,#1e3a8a,#1d4ed8,#2563eb);color:#fff;padding:var(--sp-12) var(--sp-12);display:flex;flex-direction:column;justify-content:center;gap:var(--sp-10)}.auth-logo{font-size:2rem;font-weight:900;letter-spacing:.08em;color:#fff}.auth-tagline{font-size:2.25rem;font-weight:700;line-height:1.2;margin:0;color:#fff}.auth-sub{font-size:var(--font-md);color:rgba(255,255,255,.75);margin:0}.auth-features{display:flex;flex-direction:column;gap:var(--sp-3)}.auth-feature{display:flex;align-items:center;gap:var(--sp-3);font-size:var(--font-base);color:rgba(255,255,255,.9)}.auth-feature span:first-child{font-size:1.1rem}.auth-right{flex:1;display:flex;align-items:center;justify-content:center;padding:var(--sp-8)}.auth-card{background:var(--clr-surface);border-radius:var(--r-xl);box-shadow:var(--sh-lg);padding:var(--sp-8);width:100%;max-width:420px}.auth-tabs{display:flex;gap:0;border-bottom:2px solid var(--clr-border);margin-bottom:var(--sp-6)}.auth-tab{flex:1;background:none;border:none;padding:.6rem 0;font-size:var(--font-base);font-weight:600;color:var(--clr-text-faint);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color var(--t-fast),border-color var(--t-fast);font-family:inherit}.auth-tab.active{color:var(--clr-primary);border-bottom-color:var(--clr-primary)}.auth-tab:hover:not(.active){color:var(--clr-text-secondary)}.auth-form{display:flex;flex-direction:column;gap:var(--sp-4)}.auth-field{display:flex;flex-direction:column;gap:.3rem}.auth-field label{font-size:var(--font-xs);font-weight:600;color:var(--clr-text-secondary);text-transform:uppercase;letter-spacing:.04em}.auth-field input{width:100%;padding:.65rem .85rem;border:1.5px solid var(--clr-border);border-radius:var(--r-md);font-size:var(--font-base);font-family:inherit;background:var(--clr-surface-alt);color:var(--clr-text-strong);transition:border-color var(--t-fast),background var(--t-fast);box-sizing:border-box}.auth-field input:focus{outline:none;border-color:var(--clr-primary);background:var(--clr-surface)}.auth-pw-wrap{position:relative}.auth-pw-wrap input{padding-right:2.5rem}.auth-pw-toggle{position:absolute;right:.6rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:var(--font-md);padding:0;line-height:1}.auth-role-group{display:flex;gap:var(--sp-2)}.auth-role-btn{flex:1;background:var(--clr-surface-alt);border:1.5px solid var(--clr-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-2);cursor:pointer;text-align:center;transition:border-color var(--t-fast),background var(--t-fast);font-family:inherit;display:flex;flex-direction:column;align-items:center;gap:var(--sp-1)}.auth-role-btn:hover{border-color:#93c5fd;background:var(--clr-primary-light)}.auth-role-btn.active{border-color:var(--clr-primary);background:var(--clr-primary-light)}.role-label{font-size:var(--font-xs);font-weight:700;color:var(--clr-text)}.role-desc{font-size:var(--font-2xs);color:var(--clr-text-muted)}.auth-error{background:var(--clr-danger-light);border:1px solid #fca5a5;color:#dc2626;padding:var(--sp-3);border-radius:var(--r-md);font-size:var(--font-sm)}.auth-submit{background:var(--clr-primary);color:#fff;border:none;border-radius:var(--r-md);padding:.75rem;font-size:var(--font-md);font-weight:700;cursor:pointer;font-family:inherit;transition:background var(--t-fast),transform var(--t-fast);display:flex;align-items:center;justify-content:center;gap:var(--sp-2)}.auth-submit:hover:not(:disabled){background:var(--clr-primary-hover);transform:translateY(-1px)}.auth-submit:disabled{opacity:.65;cursor:not-allowed;transform:none}.auth-back{display:inline-flex;align-items:center;background:none;border:none;color:var(--clr-text-muted);font-size:var(--font-sm);font-weight:500;cursor:pointer;padding:0;font-family:inherit;margin-bottom:var(--sp-5);transition:color var(--t-fast)}.auth-back:hover{color:var(--clr-text)}.auth-footer-note{text-align:center;font-size:var(--font-sm);color:var(--clr-text-muted);margin-top:var(--sp-4)}.auth-link{background:none;border:none;color:var(--clr-primary);cursor:pointer;font-size:inherit;font-weight:600;padding:0;font-family:inherit}.auth-link:hover{text-decoration:underline}.drop-zone{border:2.5px dashed var(--clr-border-mid);border-radius:var(--r-lg);padding:var(--sp-10);text-align:center;cursor:pointer;transition:border-color var(--t-base),background var(--t-base);background:var(--clr-surface)}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--clr-primary);background:var(--clr-primary-light)}.drop-zone.uploading{cursor:wait}.drop-icon{font-size:2.5rem;margin-bottom:var(--sp-2)}.drop-main{font-weight:600;color:#334155;margin-bottom:.25rem}.drop-sub{font-size:var(--font-xs);color:var(--clr-text-faint)}.upload-spinner-wrap{display:flex;flex-direction:column;align-items:center;gap:var(--sp-3)}.upload-spinner-wrap p{font-size:var(--font-sm);color:var(--clr-text-muted)}.error-banner{background:var(--clr-danger-light);border:1px solid var(--clr-danger-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);color:#dc2626;font-size:var(--font-sm);margin-top:var(--sp-3)}.admin-exam-list{display:flex;flex-direction:column;gap:var(--sp-2)}.admin-exam-card{display:flex;align-items:flex-start;gap:var(--sp-3);background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);transition:border-color var(--t-fast),box-shadow var(--t-fast)}.admin-exam-card:hover{box-shadow:var(--sh-sm)}.admin-exam-card.error{border-color:#fca5a5;background:#fff5f5}.admin-exam-card.processing{border-color:#93c5fd}.admin-exam-card-left{display:flex;gap:var(--sp-3);flex:1;min-width:0;align-items:flex-start}.admin-exam-card-status{padding-top:.35rem;flex-shrink:0}.admin-exam-card-info{flex:1;min-width:0}.exam-row-meta{display:flex;flex-wrap:wrap;gap:var(--sp-2);align-items:center;margin-top:var(--sp-2)}.exam-row-actions{display:flex;gap:var(--sp-2);flex-shrink:0;align-items:flex-start;padding-top:.25rem}.exam-error-msg{font-size:var(--font-xs);color:#dc2626;margin-top:var(--sp-2)}.status-dot{width:8px;height:8px;border-radius:50%;display:block}.status-dot.ready{background:var(--clr-success)}.status-dot.processing{background:var(--clr-reading);animation:pulse 1s infinite}.status-dot.error{background:var(--clr-danger)}.exam-title-input{font-size:var(--font-base);font-weight:700;color:var(--clr-text-strong);border:1.5px solid transparent;border-radius:var(--r-sm);padding:.2rem .4rem;background:transparent;width:100%;font-family:inherit;transition:border-color var(--t-fast)}.exam-title-input:hover{border-color:var(--clr-border)}.exam-title-input:focus{outline:none;border-color:var(--clr-primary);background:var(--clr-surface)}.meta-select{font-size:var(--font-xs);font-weight:600;padding:.2rem .5rem;border-radius:var(--r-full);border:1.5px solid var(--clr-border);background:var(--clr-surface-alt);color:var(--clr-text-secondary);cursor:pointer;font-family:inherit}.meta-select:focus{outline:none;border-color:var(--clr-primary)}.section-select{border:none}.admin-search{width:100%;max-width:380px;padding:var(--sp-2) var(--sp-4);border:1.5px solid var(--clr-border);border-radius:var(--r-md);font-size:var(--font-base);background:var(--clr-surface);color:var(--clr-text);font-family:inherit;transition:border-color var(--t-fast)}.admin-search:focus{outline:none;border-color:var(--clr-primary)}.admin-table-wrap{overflow-x:auto;border-radius:var(--r-lg);box-shadow:var(--sh-sm);border:1px solid var(--clr-border)}.admin-table{width:100%;border-collapse:collapse;background:var(--clr-surface);font-size:var(--font-sm)}.admin-table th{padding:var(--sp-3) var(--sp-4);text-align:left;font-size:var(--font-xs);font-weight:700;color:var(--clr-text-muted);text-transform:uppercase;letter-spacing:.05em;background:var(--clr-surface-alt);border-bottom:1px solid var(--clr-border);white-space:nowrap}.admin-table td{padding:var(--sp-3) var(--sp-4);border-bottom:1px solid var(--clr-surface-alt);vertical-align:middle}.admin-table tr:last-child td{border-bottom:none}.admin-table tbody tr:hover td{background:var(--clr-surface-alt)}.cell-muted{color:var(--clr-text-muted)}.cell-center{text-align:center}.user-cell{display:flex;align-items:center;gap:var(--sp-2)}.user-avatar-sm{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:var(--font-xs);color:#fff;flex-shrink:0}.user-name-cell{font-weight:600;color:var(--clr-text);font-size:var(--font-sm)}.role-pill{font-size:var(--font-xs);font-weight:700;color:#fff;padding:.15rem .55rem;border-radius:var(--r-full)}.sidebar-processing{display:flex;align-items:center;gap:var(--sp-2);padding:var(--sp-2) var(--sp-5);font-size:var(--font-xs);color:#60a5fa;margin-top:auto}.writing-screen{display:flex;flex-direction:column;min-height:100vh}.writing-body{flex:1;display:flex;flex-direction:column;gap:var(--sp-4);padding:var(--sp-5);max-width:800px;margin:0 auto;width:100%}.prompt-panel{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--r-lg);padding:var(--sp-5)}.prompt-type-badge{display:inline-block;background:var(--clr-purple-light);color:var(--clr-purple);font-size:var(--font-xs);font-weight:700;padding:.2rem .6rem;border-radius:var(--r-sm);margin-bottom:var(--sp-3)}.prompt-text{font-size:var(--font-md);color:var(--clr-text-strong);line-height:1.6;margin-bottom:var(--sp-3)}.prompt-switch{display:flex;gap:var(--sp-2)}.prompt-tab{padding:.35rem .85rem;border-radius:var(--r-full);font-size:var(--font-xs);font-weight:600;background:var(--clr-surface-alt);color:var(--clr-text-muted);border:none;cursor:pointer;transition:background var(--t-fast),color var(--t-fast)}.prompt-tab.active{background:var(--clr-purple);color:#fff}.writing-area-wrapper{display:flex;flex-direction:column}.writing-area{width:100%;border:1.5px solid var(--clr-border);border-radius:var(--r-lg);padding:var(--sp-4);font-size:var(--font-md);font-family:inherit;color:var(--clr-text-strong);resize:vertical;line-height:1.8;background:var(--clr-surface);outline:none;transition:border-color var(--t-fast)}.writing-area:focus{border-color:var(--clr-purple)}.checklist-panel{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--r-lg);padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-2)}.checklist-panel h3{font-size:var(--font-base);font-weight:700;color:var(--clr-text-strong)}.checklist-sub{font-size:var(--font-xs);color:var(--clr-text-faint);margin-bottom:var(--sp-1)}.checklist-item{display:flex;align-items:flex-start;gap:var(--sp-2);font-size:var(--font-sm);color:var(--clr-text-secondary);cursor:pointer;padding:var(--sp-2);border-radius:var(--r-sm);transition:background var(--t-fast)}.checklist-item:hover{background:var(--clr-surface-alt)}.checklist-item.checked{color:#15803d}.checklist-item input[type=checkbox]{margin-top:1px;width:15px;height:15px;flex-shrink:0;accent-color:var(--clr-purple)}.checklist-progress{margin-top:var(--sp-2);font-size:var(--font-xs);font-weight:600;color:var(--clr-purple)}.writing-complete{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--sp-4);padding:var(--sp-8);text-align:center}.complete-icon{font-size:3.5rem}.writing-complete h2{font-size:var(--font-2xl);font-weight:800}.writing-complete p{color:var(--clr-text-secondary);font-size:var(--font-md)}.improve-tip{background:#fef9c3;border:1px solid var(--clr-warning-border);border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);font-size:var(--font-sm);color:var(--clr-warning-dark);max-width:400px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes slideInLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes 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var(--clr-border);background:var(--clr-surface);color:var(--clr-text);font-size:var(--font-sm);font-weight:500;cursor:pointer;transition:border-color var(--t-fast),background var(--t-fast);font-family:inherit}.practice-option:hover:not(:disabled):not(.correct):not(.wrong):not(.dimmed){border-color:var(--clr-primary);background:#eff6ff}.practice-option.correct{border-color:#16a34a;background:#f0fdf4;color:#15803d;font-weight:700}.practice-option.wrong{border-color:#dc2626;background:#fef2f2;color:#dc2626}.practice-option.dimmed{opacity:.45}.practice-option:disabled{cursor:default}.practice-feedback{border-radius:var(--radius-md);padding:var(--sp-4);border:1.5px solid}.practice-feedback.correct{background:#f0fdf4;border-color:#bbf7d0}.practice-feedback.incorrect{background:#fef2f2;border-color:#fecaca}.practice-feedback-header{font-weight:700;font-size:var(--font-sm);margin-bottom:var(--sp-2)}.practice-feedback.correct .practice-feedback-header{color:#15803d}.practice-feedback.incorrect 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#bbf7d0;border-radius:var(--radius-md);color:#15803d;font-size:var(--font-sm);font-weight:600}.practice-results-card{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--radius-lg);padding:var(--sp-8);text-align:center}.practice-results-score{font-size:3.5rem;font-weight:800;line-height:1;margin-bottom:var(--sp-2)}.practice-results-label{font-size:1.1rem;color:var(--clr-text-muted);font-weight:600;margin-bottom:var(--sp-2)}.practice-results-msg{font-size:1rem;color:var(--clr-text)}.practice-review{display:flex;flex-direction:column;gap:var(--sp-4)}.practice-review-heading{font-size:1rem;font-weight:700;color:var(--clr-text)}.practice-review-card{background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--radius-lg);padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-3)}.practice-review-card.correct{border-left:4px solid #16a34a}.practice-review-card.incorrect{border-left:4px solid 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