@import"https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600;9..40,700;9..40,800&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=JetBrains+Mono:wght@300;400;500;700&display=swap";:root{--iai-ink: #0B0F1A;--iai-deep-navy: #0B0F1A;--iai-electric-blue: #1D5CFF;--iai-bright-cyan: #00C2E0;--iai-neural-purple: #6B2CF5;--iai-accent-orange: #F59E0B;--iai-success-green: #059669;--iai-soft-white: #FAFBFD;--iai-warm-gray: #94A3B8;--ink: #0B0F1A;--ink-90: #1A2035;--ink-70: #2D3555;--paper: #FAFBFD;--ice: #EEF1F6;--slate: #3D4663;--mist: #C8CDD9;--color-bg-base: #FAFBFD;--color-bg-primary: #EEF1F6;--color-bg-card: #FFFFFF;--color-bg-elevated: #EEF1F6;--color-bg-input: #FFFFFF;--color-bg-section: #EEF1F6;--color-border: rgba(29, 92, 255, .12);--color-border-light: rgba(29, 92, 255, .08);--color-border-focus: var(--iai-electric-blue);--border-width: 1px;--color-text-primary: 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var(--iai-electric-blue);outline-offset:2px;border-radius:var(--radius-sm)}::selection{background:var(--iai-electric-blue);color:#fff}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-weight:600;font-family:Plus Jakarta Sans,Noto Sans,sans-serif;border:var(--border-width) solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:var(--shadow-sm)}.btn--sm{padding:6px 14px;font-size:13px;border-radius:var(--radius-md)}.btn--md{padding:10px 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12px;border:none;box-shadow:none}.btn--ghost:hover:not(:disabled){background:var(--color-bg-elevated);color:var(--color-text-primary);transform:none}.btn--outline{background:transparent;color:var(--iai-electric-blue);border-color:var(--iai-electric-blue)}.btn--outline:hover:not(:disabled){background:var(--color-blue-50)}.btn--success{background:var(--iai-success-green);color:#fff;border-color:var(--iai-success-green)}.btn--success:hover:not(:disabled){background:var(--color-green-600)}.btn--warning{background:var(--color-amber-500);color:#fff;border-color:var(--color-amber-500)}.btn--full{width:100%}.btn__spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}.card{background:var(--color-bg-card);border:var(--border-width) solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-sm);transition:all var(--transition-normal)}.card--elevated{box-shadow:var(--shadow-md)}.card--interactive{cursor:pointer}.card--interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.card--flat{box-shadow:none;border-color:var(--color-border-light)}.card--accent-blue{border-left:3px solid var(--iai-electric-blue)}.card--accent-green{border-left:3px solid var(--iai-success-green)}.card--accent-rose{border-left:3px solid var(--color-rose-400)}.card--accent-sky{border-left:3px solid var(--iai-bright-cyan)}.card__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.card__title{font-family:Plus Jakarta Sans,sans-serif;font-size:17px;font-weight:600;color:var(--color-text-primary)}.input-group{display:flex;flex-direction:column;gap:var(--space-2)}.input-label{font-size:13px;font-weight:600;color:var(--color-text-secondary)}.input-label--required:after{content:" *";color:var(--color-red-400)}.input{padding:10px 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var(--transition-fast)}.chip--green{background:var(--color-green-100);color:var(--color-green-700);border-color:#10b98133}.chip--teal{background:var(--color-cyan-100);color:#0e7490;border-color:#00d4ff33}.chip--emerald{background:var(--color-mint-100);color:#065f46;border-color:#10b98133}.chip--amber{background:var(--color-amber-100);color:#92400e;border-color:#f59e0b33}.chip--red{background:var(--color-red-100);color:#991b1b;border-color:#ef444433}.chip--sky{background:var(--color-sky-100);color:#075985;border-color:#38bdf833}.chip--rose{background:var(--color-rose-100);color:#9f1239;border-color:#f43f5e33}.chip--blue{background:var(--color-blue-100);color:var(--color-blue-700);border-color:#2e7cf633}.chip--purple{background:var(--color-purple-100);color:var(--color-purple-600);border-color:#7c3aed33}.chip--muted{background:var(--color-bg-elevated);color:var(--color-text-muted);border-color:var(--color-border)}.chip--indigo{background:var(--color-blue-100);color:var(--color-blue-700);border-color:#2e7cf633}.chip--cyan{background:var(--color-cyan-100);color:#0e7490;border-color:#00d4ff33}.chip--violet{background:var(--color-purple-100);color:var(--color-purple-600);border-color:#7c3aed33}.chip--orange{background:var(--color-orange-100);color:#c2410c;border-color:#ff6b3533}.stat-card{background:var(--color-bg-card);border:var(--border-width) solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-5);text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-card__value{font-family:Plus Jakarta Sans,sans-serif;font-size:32px;font-weight:800;line-height:1.1;margin-bottom:4px;color:var(--color-text-primary)}.stat-card__label{font-size:12px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.08em;font-weight:600}.tabs{display:flex;gap:var(--space-2);padding-bottom:var(--space-2);margin-bottom:var(--space-6);overflow-x:auto;-webkit-overflow-scrolling:touch}.tabs::-webkit-scrollbar{display:none}.tab{padding:10px 20px;border-radius:var(--radius-full);font-family:Plus Jakarta Sans,sans-serif;font-weight:500;font-size:14px;color:var(--color-text-muted);background:transparent;border:1px solid transparent;transition:all var(--transition-fast);white-space:nowrap;position:relative;cursor:pointer}.tab:hover{color:var(--color-text-primary);background:var(--color-bg-elevated);border-color:var(--color-border)}.tab--active{color:#fff;background:var(--iai-electric-blue);border-color:var(--iai-electric-blue);box-shadow:var(--shadow-blue);font-weight:600}.tab__badge{background:var(--color-red-500);color:#fff;padding:0 6px;border-radius:var(--radius-full);font-size:10px;font-weight:700;margin-left:6px;min-width:18px;text-align:center}.modal-overlay{position:fixed;inset:0;background:#0a162880;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn var(--transition-fast) ease-out}.modal-content{background:var(--color-bg-card);border:var(--border-width) solid var(--color-border);border-radius:var(--radius-2xl);padding:var(--space-6);max-height:85vh;overflow:auto;animation:scaleIn var(--transition-normal) ease-out;box-shadow:var(--shadow-xl)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4)}.modal-close{background:none;border:1px solid var(--color-border);color:var(--color-text-muted);font-size:18px;cursor:pointer;padding:4px 10px;border-radius:var(--radius-md);transition:all var(--transition-fast)}.modal-close:hover{background:var(--color-bg-elevated);color:var(--color-text-primary)}.progress-bar{height:8px;border-radius:var(--radius-full);background:var(--color-bg-elevated);overflow:hidden;position:relative}.progress-bar--lg{height:12px}.progress-fill{height:100%;border-radius:var(--radius-full);transition:width .6s cubic-bezier(.4,0,.2,1)}.progress-fill--indigo{background:var(--iai-electric-blue)}.progress-fill--emerald{background:var(--iai-success-green)}.progress-fill--amber{background:var(--color-amber-500)}.progress-fill--red{background:var(--color-red-500)}.progress-fill--purple{background:var(--iai-neural-purple)}.progress-fill--gradient{background:var(--gradient-main)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12) var(--space-6);text-align:center;animation:fadeIn var(--transition-slow) ease-out}.empty-state__icon{font-size:48px;margin-bottom:var(--space-4);opacity:.7}.empty-state__title{font-family:Plus Jakarta Sans,sans-serif;font-size:18px;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--space-2)}.empty-state__description{font-size:14px;color:var(--color-text-muted);max-width:360px;line-height:1.5;margin-bottom:var(--space-5)}.spinner{width:32px;height:32px;border:3px solid 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var(--color-border);display:flex;flex-direction:column;gap:var(--space-3)}.sidebar__user{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2);overflow:hidden}.sidebar__avatar{width:38px;height:38px;border-radius:var(--radius-full);background:var(--gradient-main);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:#fff;flex-shrink:0;box-shadow:var(--shadow-blue)}.sidebar__user-info{overflow:hidden;white-space:nowrap;transition:opacity var(--transition-fast)}.sidebar--collapsed .sidebar__user-info{opacity:0;width:0}.sidebar__user-name{font-size:13px;font-weight:600;color:var(--color-text-primary)}.sidebar__user-role{font-size:11px;color:var(--color-text-muted)}.sidebar__toggle{position:absolute;right:-12px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:var(--radius-full);background:var(--color-bg-card);border:1px solid var(--color-border);color:var(--color-text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:12px;transition:all var(--transition-fast);z-index:10;box-shadow:var(--shadow-sm)}.sidebar__toggle:hover{background:var(--iai-electric-blue);color:#fff;border-color:var(--iai-electric-blue)}.main-content{margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left var(--transition-normal);padding:var(--space-6);background:var(--color-bg-base)}.main-content--expanded{margin-left:var(--sidebar-collapsed)}.data-table{width:100%;border-collapse:collapse;border:var(--border-width) solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.data-table th{padding:var(--space-3) var(--space-4);text-align:left;color:var(--color-text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.06em;font-weight:600;background:var(--color-bg-elevated);border-bottom:var(--border-width) solid var(--color-border)}.data-table td{padding:var(--space-3) var(--space-4);background:var(--color-bg-card);font-size:14px;border-bottom:1px solid var(--color-border-light)}.data-table tr{transition:all var(--transition-fast)}.data-table tbody tr:hover td{background:var(--color-blue-50)}.data-table tbody tr:last-child td{border-bottom:none}.data-table th[data-sortable]{cursor:pointer;-webkit-user-select:none;user-select:none}.data-table th[data-sortable]:hover{color:var(--color-text-primary)}.page-header{font-size:28px;font-family:Plus Jakarta Sans,sans-serif;font-weight:800;background:var(--gradient-main);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin:0}.page-subtitle{color:var(--color-text-dim);font-size:14px;margin:4px 0 0}.page-grid-2{display:grid;grid-template-columns:1fr 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var(--transition-fast)}.data-table tbody tr:hover{background:var(--color-blue-50)!important;transform:scale(1.002)}.sort-header{cursor:pointer;-webkit-user-select:none;user-select:none;display:inline-flex;align-items:center;gap:4px}.sort-header:hover{color:var(--iai-electric-blue)}.sort-header__icon{font-size:10px;opacity:.6}.sort-header__icon--active{opacity:1;color:var(--iai-electric-blue)}.rank-medal{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;font-weight:800;font-size:13px;border:1px solid}.rank-medal--1{background:#fef3c7;color:#92400e;border-color:#f59e0b4d}.rank-medal--2{background:#f1f5f9;color:#475569;border-color:#94a3b84d}.rank-medal--3{background:#fed7aa;color:#9a3412;border-color:#f973164d}.rank-medal--default{background:var(--color-bg-elevated);color:var(--color-text-muted);border-color:var(--color-border)}.dimension-card{position:relative;overflow:hidden}.dimension-card:before{content:"";position:absolute;top:0;left:0;width:3px;height:100%;border-radius:var(--radius-xl) 0 0 var(--radius-xl)}.dimension-card__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-2)}.dimension-card__label{font-size:13px;font-weight:600}.dimension-card__score{font-family:Plus Jakarta Sans,sans-serif;font-size:28px;font-weight:800;line-height:1.1;margin:var(--space-2) 0}.dimension-card__meta{font-size:11px;color:var(--color-text-dim);display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-2)}.score-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:middle}.student-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast);border:1px solid transparent}.student-row:hover{background:var(--color-blue-50);transform:translate(4px);border-color:#2e7cf61a}.student-row__rank{width:28px;text-align:center;font-weight:800;font-size:14px}.student-row__name{flex:1;font-weight:600;font-size:14px;color:var(--color-text-primary)}.student-row__score{font-family:Plus Jakarta Sans,sans-serif;font-weight:700;font-size:16px}@media(max-width:1024px){.page-grid-4{grid-template-columns:repeat(2,1fr)}.page-grid-5{grid-template-columns:repeat(3,1fr)}.page-grid-3{grid-template-columns:repeat(2,1fr)}.sidebar{width:200px}.sidebar__link-label{font-size:13px}.main-content{margin-left:200px}}@media(max-width:768px){.page-grid-2,.page-grid-3,.page-grid-4,.page-grid-5{grid-template-columns:1fr}.sidebar{position:fixed;transform:translate(-100%);z-index:100;box-shadow:var(--shadow-xl);width:var(--sidebar-width)}.sidebar--mobile-open{transform:translate(0)}.main-content{margin-left:0;padding:var(--space-4)}.tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch}.tab{white-space:nowrap;flex-shrink:0}.modal-content{width:95%!important;max-width:95%!important;max-height:90vh}.data-table{font-size:12px}.data-table th,.data-table td{padding:var(--space-2) var(--space-3)}.toast-container{right:10px;left:10px}.toast{min-width:auto;max-width:none}.dashboard-hero{flex-direction:column;text-align:center;padding:var(--space-5)}.dashboard-hero__meta{justify-content:center}}