:root{--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", monospace;--bg-primary:#0b0f19;--bg-secondary:#111827;--bg-tertiary:#1f2937;--bg-card:#111827bf;--bg-card-hover:#1f2937d9;--bg-glass:#111827a6;--border-subtle:#ffffff14;--border-medium:#ffffff26;--border-glow:#6366f159;--text-main:#f9fafb;--text-muted:#9ca3af;--text-faint:#6b7280;--primary:#6366f1;--primary-hover:#4f46e5;--primary-gradient:linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);--primary-glow:0 0 24px #6366f159;--success:#10b981;--success-bg:#10b9811f;--success-border:#10b98147;--warning:#f59e0b;--warning-bg:#f59e0b1f;--warning-border:#f59e0b47;--danger:#ef4444;--danger-bg:#ef44441f;--danger-border:#ef444447;--info:#0ea5e9;--info-bg:#0ea5e91f;--info-border:#0ea5e947;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0003, 0 4px 6px -2px #0000001a;--shadow-xl:0 20px 25px -5px #0000004d, 0 10px 10px -5px #0003;--shadow-glow:0 8px 32px 0 #0000005e;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-smooth:.35s cubic-bezier(.16, 1, .3, 1)}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#ffffffd9;--bg-card-hover:#fff;--bg-glass:#ffffffbf;--border-subtle:#e2e8f0;--border-medium:#cbd5e1;--border-glow:#6366f140;--text-main:#0f172a;--text-muted:#64748b;--text-faint:#94a3b8;--shadow-sm:0 1px 3px #0000000d;--shadow-md:0 4px 6px -1px #00000012;--shadow-lg:0 10px 15px -3px #00000014;--shadow-xl:0 20px 25px -5px #0000001a;--shadow-glow:0 8px 30px #00000014}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(at 0 0,#6366f114 0,#0000 50%),radial-gradient(at 100% 100%,#d946ef0f 0,#0000 50%);background-attachment:fixed;min-height:100vh;line-height:1.5}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}h1,h2,h3,h4,h5,h6{letter-spacing:-.02em;color:var(--text-main);font-weight:700}p{color:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulseGlow{0%,to{opacity:1;filter:drop-shadow(0 0 12px #6366f199)}50%{opacity:.7;filter:drop-shadow(0 0 4px #6366f133)}}@keyframes urgentBlink{0%,to{background-color:#ef444426;border-color:#ef444480}50%{background-color:#ef444459;border-color:#ef4444e6}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-fade-in{animation:fadeIn var(--transition-normal) ease-out forwards}.animate-scale-in{animation:scaleIn var(--transition-normal) ease-out forwards}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-glow);transition:all var(--transition-normal)}.glass-panel:hover{border-color:var(--border-medium)}.glass-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-normal);padding:1.5rem}.glass-card:hover{background:var(--bg-card-hover);border-color:var(--border-glow);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.btn{font-family:var(--font-sans);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:var(--primary-glow)}.btn-primary:hover{opacity:.92;transform:translateY(-1px);box-shadow:0 0 28px #6366f180}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-main);border-color:var(--border-subtle)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-medium);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-success:hover{opacity:.9;box-shadow:0 0 16px #10b98166}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9;box-shadow:0 0 16px #ef444466}.btn-outline{color:var(--text-main);border-color:var(--border-medium);background:0 0}.btn-outline:hover{background:var(--bg-tertiary);border-color:var(--primary);color:var(--primary)}.btn-sm{padding:.375rem .75rem;font-size:.75rem}.btn-lg{border-radius:var(--radius-lg);padding:.875rem 1.75rem;font-size:1rem}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.badge{border-radius:var(--radius-full);align-items:center;gap:.35rem;padding:.25rem .65rem;font-size:.75rem;font-weight:600;line-height:1;display:inline-flex}.badge-primary{color:#818cf8;background:#6366f126;border:1px solid #6366f14d}.badge-success{background:var(--success-bg);color:var(--success);border:1px solid var(--success-border)}.badge-warning{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning-border)}.badge-danger{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger-border)}.badge-info{background:var(--info-bg);color:var(--info);border:1px solid var(--info-border)}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.25rem;display:flex}.form-label{color:var(--text-main);font-size:.8125rem;font-weight:600}.form-control{font-family:var(--font-sans);color:var(--text-main);background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-fast);outline:none;width:100%;padding:.625rem .875rem;font-size:.9375rem}.form-control:focus{border-color:var(--primary);background:var(--bg-secondary);box-shadow:0 0 0 3px #6366f140}.form-control::placeholder{color:var(--text-faint)}textarea.form-control{resize:vertical;min-height:100px}.table-container{border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-card);overflow-x:auto}table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}th{background:var(--bg-tertiary);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-subtle);padding:.75rem 1rem;font-size:.75rem;font-weight:600}td{border-bottom:1px solid var(--border-subtle);color:var(--text-main);padding:.875rem 1rem}tr:last-child td{border-bottom:none}tr:hover td{background:var(--bg-card-hover)}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:9999;animation:fadeIn var(--transition-fast) ease-out;background:#000000b3;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);width:100%;max-width:600px;max-height:90vh;animation:scaleIn var(--transition-fast) ease-out;padding:1.75rem;overflow-y:auto}.modal-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding-bottom:.75rem;display:flex}.modal-title{font-size:1.25rem;font-weight:700}.modal-close{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;justify-content:center;align-items:center;padding:.25rem;display:flex}.modal-close:hover{color:var(--text-main);background:var(--bg-tertiary)}.question-nav-grid{grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:.5rem;display:grid}.nav-btn{border-radius:var(--radius-md);border:1px solid var(--border-medium);background:var(--bg-tertiary);width:42px;height:42px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);flex-direction:column;justify-content:center;align-items:center;font-size:.875rem;font-weight:700;display:flex;position:relative}.nav-btn:hover{border-color:var(--primary);color:var(--text-main);transform:translateY(-2px)}.nav-btn.active{border:2px solid var(--primary);box-shadow:0 0 12px #6366f166}.nav-btn.answered{color:#fff;background:#059669;border-color:#10b981}.nav-btn.flagged{color:#fff;background:#d97706;border-color:#f59e0b}.nav-btn.unanswered{background:var(--bg-tertiary);border-color:var(--border-subtle);color:var(--text-muted)}.autosave-pill{border-radius:var(--radius-full);transition:all var(--transition-normal);align-items:center;gap:.4rem;padding:.35rem .75rem;font-size:.75rem;font-weight:600;display:inline-flex}.autosave-saving{color:#818cf8;background:#6366f126;border:1px solid #6366f14d}.autosave-saved{background:var(--success-bg);color:var(--success);border:1px solid var(--success-border)}.autosave-offline{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger-border);animation:1.5s infinite urgentBlink}.timer-box{background:var(--bg-secondary);border:1px solid var(--border-medium);border-radius:var(--radius-lg);font-family:var(--font-mono);color:var(--text-main);box-shadow:var(--shadow-sm);align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:1.125rem;font-weight:700;display:flex}.timer-box.urgent{color:#f87171;border-color:#ef4444;animation:1.5s infinite urgentBlink}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 1.5rem}.admin-layout{min-height:100vh;display:flex}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border-subtle);flex-direction:column;flex-shrink:0;width:260px;padding:1.5rem 1rem;display:flex}.main-content{background-color:var(--bg-primary);flex:1;padding:2rem;overflow-y:auto}.nav-link{border-radius:var(--radius-md);color:var(--text-muted);transition:all var(--transition-fast);cursor:pointer;align-items:center;gap:.75rem;margin-bottom:.25rem;padding:.65rem .85rem;font-size:.875rem;font-weight:500;text-decoration:none;display:flex}.nav-link:hover{background:var(--bg-tertiary);color:var(--text-main)}.nav-link.active{background:var(--primary-gradient);color:#fff;box-shadow:var(--primary-glow);font-weight:600}.option-item{border:1px solid var(--border-subtle);background:var(--bg-tertiary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);align-items:flex-start;gap:.85rem;margin-bottom:.75rem;padding:.875rem 1.15rem;display:flex}.option-item:hover{background:var(--bg-card-hover);border-color:var(--border-glow);transform:translate(4px)}.option-item.selected{border-color:var(--primary);background:#6366f126;box-shadow:0 0 16px #6366f140}.option-badge{background:var(--bg-secondary);border:1px solid var(--border-medium);width:28px;height:28px;color:var(--text-main);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.8125rem;font-weight:700;display:flex}.option-item.selected .option-badge{background:var(--primary);color:#fff;border-color:var(--primary)}.matching-pair-row{grid-template-columns:1fr 40px 1fr;align-items:center;gap:.75rem;margin-bottom:.75rem;display:grid}:root{--school-ink:#1d2d3e;--school-muted:#62758a;--school-faint:#8b99a9;--school-border:#e1e7ed;--school-border-strong:#cdd7e1;--school-paper:#fff;--school-canvas:#f4f7fa;--school-soft:#f7f9fb;--school-navy:#193d5b;--school-navy-hover:#244e70;--school-gold:#d8b667;--school-gold-deep:#a47b2a;--school-green:#237d61;--school-red:#b74747;--school-shadow:0 8px 22px #182f440e}.admin-layout .main-content{background:var(--school-canvas)!important;padding:clamp(1rem,2.1vw,2rem)!important}.main-content>.animate-fade-in:not(.school-dashboard){--bg-primary:var(--school-canvas);--bg-secondary:var(--school-paper);--bg-tertiary:#f0f4f7;--bg-card:var(--school-paper);--bg-card-hover:#f8fafc;--bg-glass:#fffffff5;--border-subtle:var(--school-border);--border-medium:var(--school-border-strong);--border-glow:#d8b66773;--text-main:var(--school-ink);--text-muted:var(--school-muted);--text-faint:var(--school-faint);--primary:var(--school-gold-deep);--primary-hover:#8f6924;--primary-gradient:linear-gradient(135deg, #1b405e, #2b5878);--primary-glow:0 3px 9px #193d5b1f;--success:var(--school-green);--success-bg:#edf8f3;--success-border:#cce9dc;--warning:#956d1e;--warning-bg:#fff8e8;--warning-border:#eedcb0;--danger:var(--school-red);--danger-bg:#fff1f1;--danger-border:#f1d1d1;--info:#376c92;--info-bg:#edf6fc;--info-border:#d0e5f3;color:var(--school-ink);width:100%;max-width:1600px;margin-inline:auto}.main-content>.animate-fade-in:not(.school-dashboard)>div:first-child{border-bottom:1px solid var(--school-border);margin-bottom:1.35rem!important;padding-bottom:1.15rem!important}.main-content>.animate-fade-in:not(.school-dashboard) h1{letter-spacing:-.04em;font-weight:760;line-height:1.25;color:var(--school-ink)!important;font-size:clamp(1.45rem,2vw,1.85rem)!important}.main-content>.animate-fade-in:not(.school-dashboard) h2,.main-content>.animate-fade-in:not(.school-dashboard) h3,.main-content>.animate-fade-in:not(.school-dashboard) h4{letter-spacing:-.025em;color:var(--school-ink)!important}.main-content>.animate-fade-in:not(.school-dashboard) p{color:var(--school-muted);line-height:1.6}.main-content>.animate-fade-in:not(.school-dashboard) .form-control,.main-content>.animate-fade-in:not(.school-dashboard) input,.main-content>.animate-fade-in:not(.school-dashboard) textarea,.main-content>.animate-fade-in:not(.school-dashboard) select{box-shadow:none;color:var(--school-ink)!important;border-color:var(--school-border-strong)!important;background:#fff!important;border-radius:8px!important}.main-content>.animate-fade-in:not(.school-dashboard) .form-control:focus,.main-content>.animate-fade-in:not(.school-dashboard) input:focus,.main-content>.animate-fade-in:not(.school-dashboard) textarea:focus,.main-content>.animate-fade-in:not(.school-dashboard) select:focus{border-color:#b99b55!important;box-shadow:0 0 0 3px #d8b66729!important}.main-content>.animate-fade-in:not(.school-dashboard) .form-control::placeholder,.main-content>.animate-fade-in:not(.school-dashboard) input::placeholder,.main-content>.animate-fade-in:not(.school-dashboard) textarea::placeholder{color:#8795a5!important}.main-content>.animate-fade-in:not(.school-dashboard) .form-label,.main-content>.animate-fade-in:not(.school-dashboard) label{color:var(--school-ink)}.main-content>.animate-fade-in:not(.school-dashboard) .btn{min-height:36px;box-shadow:none;border-radius:7px;font-weight:680;transition:background .16s,border-color .16s,transform .16s}.main-content>.animate-fade-in:not(.school-dashboard) .btn-primary{background:var(--school-gold)!important;border-color:var(--school-gold)!important;color:#1b2b3b!important;box-shadow:0 3px 8px #a87e251f!important}.main-content>.animate-fade-in:not(.school-dashboard) .btn-primary:hover{transform:translateY(-1px);background:#e4c77e!important;border-color:#e4c77e!important}.main-content>.animate-fade-in:not(.school-dashboard) .btn-secondary,.main-content>.animate-fade-in:not(.school-dashboard) .btn-outline{border-color:var(--school-border-strong)!important;color:#294962!important;background:#fff!important}.main-content>.animate-fade-in:not(.school-dashboard) .btn-secondary:hover,.main-content>.animate-fade-in:not(.school-dashboard) .btn-outline:hover{background:#f3f7fa!important;border-color:#a9bac9!important}.main-content>.animate-fade-in:not(.school-dashboard) .table-container{overflow-x:auto;box-shadow:0 2px 8px #182f4406;border:1px solid var(--school-border)!important;background:#fff!important;border-radius:10px!important}.main-content>.animate-fade-in:not(.school-dashboard) table{min-width:680px;color:var(--school-ink);background:#fff;font-size:.83rem}.main-content>.animate-fade-in:not(.school-dashboard) th{letter-spacing:.045em;padding:.85rem .95rem;font-weight:750;color:#64768a!important;border-bottom:1px solid var(--school-border)!important;background:#f0f4f7!important}.main-content>.animate-fade-in:not(.school-dashboard) td{background:#fff;padding:.85rem .95rem;color:var(--school-ink)!important;border-bottom:1px solid #e9eef2!important}.main-content>.animate-fade-in:not(.school-dashboard) tr:hover td{background:#f8fafc!important}.main-content>.animate-fade-in:not(.school-dashboard) .glass-card,.main-content>.animate-fade-in:not(.school-dashboard) .glass-panel{color:var(--school-ink)!important;border:1px solid var(--school-border)!important;box-shadow:var(--school-shadow)!important;-webkit-backdrop-filter:none!important;background:#fff!important;border-radius:10px!important}.main-content>.animate-fade-in:not(.school-dashboard) .glass-card:hover,.main-content>.animate-fade-in:not(.school-dashboard) .glass-panel:hover{transform:none;border-color:#d4dce4!important}.main-content>.animate-fade-in:not(.school-dashboard) .badge{border-radius:5px;font-weight:680}.main-content>.animate-fade-in:not(.school-dashboard) .badge-primary{color:#315d7e!important;background:#edf3f8!important;border-color:#d5e1eb!important}.main-content>.animate-fade-in:not(.school-dashboard) .badge-info{color:#2f6d93!important;background:#edf6fc!important;border-color:#d0e5f3!important}.main-content>.animate-fade-in:not(.school-dashboard) .badge-success{color:#237d61!important;background:#edf8f3!important;border-color:#cce9dc!important}.main-content>.animate-fade-in:not(.school-dashboard) .badge-warning{color:#956d1e!important;background:#fff8e8!important;border-color:#eedcb0!important}.main-content>.animate-fade-in:not(.school-dashboard) .modal-content{color:var(--school-ink)!important;background:#fff!important;border:1px solid #dfe6ec!important;border-radius:12px!important;box-shadow:0 22px 70px #0c1f303d!important}.main-content>.animate-fade-in:not(.school-dashboard) .modal-header{border-bottom-color:var(--school-border)!important}.main-content>.animate-fade-in:not(.school-dashboard) .modal-title{color:var(--school-ink)!important}.container.animate-fade-in{--bg-primary:var(--school-canvas);--bg-secondary:#fff;--bg-tertiary:#f0f4f7;--bg-card:#fff;--bg-card-hover:#f8fafc;--border-subtle:var(--school-border);--border-medium:var(--school-border-strong);--border-glow:#d8b66766;--text-main:var(--school-ink);--text-muted:var(--school-muted);--text-faint:var(--school-faint);--primary:var(--school-gold-deep);--primary-hover:#8f6924;--primary-gradient:linear-gradient(135deg, #1b405e, #2b5878);--primary-glow:0 3px 9px #193d5b1f;--success:var(--school-green);--success-bg:#edf8f3;--success-border:#cce9dc;--warning:#956d1e;--warning-bg:#fff8e8;--warning-border:#eedcb0;--danger:var(--school-red);--danger-bg:#fff1f1;--danger-border:#f1d1d1;color:var(--school-ink);max-width:1320px;padding:1.8rem clamp(.85rem,2.7vw,2.25rem)!important}.container.animate-fade-in .glass-card,.container.animate-fade-in .glass-panel{color:var(--school-ink)!important;border:1px solid var(--school-border)!important;box-shadow:var(--school-shadow)!important;-webkit-backdrop-filter:none!important;background:#fff!important;border-radius:10px!important}.container.animate-fade-in>.glass-panel:first-child{color:#fff!important;background:linear-gradient(115deg,#173954 0%,#214c68 100%)!important;border-color:#244d69!important;box-shadow:0 12px 28px #15364f21!important}.container.animate-fade-in>.glass-panel:first-child h1,.container.animate-fade-in>.glass-panel:first-child h2,.container.animate-fade-in>.glass-panel:first-child h3,.container.animate-fade-in>.glass-panel:first-child strong{color:#fff!important}.container.animate-fade-in>.glass-panel:first-child p,.container.animate-fade-in>.glass-panel:first-child span{color:#d8e3ed}.container.animate-fade-in>.glass-panel:first-child>div>div:last-child{background:#ffffff1a!important;border-color:#ffffff2b!important}.container.animate-fade-in .btn-primary{background:var(--school-gold)!important;border-color:var(--school-gold)!important;color:#1b2b3b!important;box-shadow:0 3px 8px #a87e251f!important}.container.animate-fade-in .btn-secondary,.container.animate-fade-in .btn-outline{color:#294962!important;border-color:var(--school-border-strong)!important;background:#fff!important}.container.animate-fade-in .modal-content{color:var(--school-ink)!important;border-color:var(--school-border)!important;background:#fff!important}#root>div:has(.question-nav-grid){--bg-primary:var(--school-canvas);--bg-secondary:#fff;--bg-tertiary:#f0f4f7;--bg-card:#fff;--bg-card-hover:#f8fafc;--border-subtle:var(--school-border);--border-medium:var(--school-border-strong);--border-glow:#d8b66766;--text-main:var(--school-ink);--text-muted:var(--school-muted);--text-faint:var(--school-faint);--primary:var(--school-gold-deep);--primary-hover:#8f6924;--primary-gradient:linear-gradient(135deg, #1b405e, #2b5878);--primary-glow:none;--success:var(--school-green);--success-bg:#edf8f3;--success-border:#cce9dc;--warning:#956d1e;--warning-bg:#fff8e8;--warning-border:#eedcb0;--danger:var(--school-red);--danger-bg:#fff1f1;--danger-border:#f1d1d1;color:var(--school-ink);background:var(--school-canvas)!important}#root>div>main>div:has(.question-nav-grid){background:var(--school-canvas)!important;color:var(--school-ink)!important}#root>div>main>div:has(.question-nav-grid)>header{min-height:68px;display:flex;box-shadow:0 2px 6px #182f4409;border-bottom:1px solid var(--school-border)!important;background:#fff!important;gap:1rem!important;padding:.7rem clamp(.75rem,2vw,1.65rem)!important}#root>div>main>div:has(.question-nav-grid)>header>div:first-child>div:first-child{color:var(--school-ink)!important;font-size:.96rem!important;font-weight:760!important}#root>div>main>div:has(.question-nav-grid)>header 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