@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #6366f1;--primary-light: #818cf8;--primary-dark: #4f46e5;--accent: #22d3ee;--bg-base: #0f1117;--bg-surface: #1a1d27;--bg-elevated: #22263a;--bg-hover: #2a2f47;--border: rgba(255,255,255,.08);--border-strong: rgba(255,255,255,.15);--bg-primary: #0f1117;--bg-secondary: #1a1d27;--border-color: rgba(255,255,255,.08);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #475569;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--info: #3b82f6;--sidebar-w: 260px;--header-h: 64px;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0,0,0,.4);--shadow-lg: 0 8px 48px rgba(0,0,0,.6)}html,body,#root{height:100%;font-family:Inter,sans-serif;background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.auth-layout{min-height:100vh;display:grid;grid-template-columns:1fr 480px}.auth-brand{background:linear-gradient(135deg,#1a1d27,#0f1117,#1a0f3a);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px;position:relative;overflow:hidden}.auth-brand:before{content:"";position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.15) 0%,transparent 70%);top:-100px;left:-100px}.auth-brand:after{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(34,211,238,.1) 0%,transparent 70%);bottom:-50px;right:-50px}.auth-brand-content{position:relative;z-index:1;max-width:480px}.auth-logo{display:flex;align-items:center;gap:12px;margin-bottom:48px}.auth-logo-icon{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:#fff;box-shadow:0 0 30px #6366f166}.auth-logo-text{font-size:20px;font-weight:700;color:var(--text-primary)}.auth-headline{font-size:42px;font-weight:800;line-height:1.1;margin-bottom:20px}.auth-headline span{background:linear-gradient(90deg,var(--primary-light),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.auth-sub{font-size:16px;color:var(--text-secondary);line-height:1.7}.auth-features{margin-top:40px;display:flex;flex-direction:column;gap:14px}.auth-feature{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-secondary)}.auth-feature-icon{width:32px;height:32px;border-radius:8px;background:#6366f126;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.auth-panel{background:var(--bg-surface);display:flex;align-items:center;justify-content:center;padding:40px;border-left:1px solid var(--border)}.auth-form-wrapper{width:100%;max-width:360px}.auth-form-title{font-size:26px;font-weight:700;margin-bottom:6px}.auth-form-sub{font-size:14px;color:var(--text-secondary);margin-bottom:32px}.form-group{margin-bottom:18px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-input{width:100%;padding:12px 14px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color .2s,box-shadow .2s;outline:none}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f126}.form-input::placeholder{color:var(--text-muted)}.form-input.error{border-color:var(--danger)}.form-error{font-size:12px;color:var(--danger);margin-top:5px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;border:none;transition:all .2s;text-decoration:none}.btn-primary{width:100%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 16px #6366f159}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 24px #6366f180}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:8px 14px;font-size:13px}.btn-danger{background:#ef444426;color:var(--danger);border:1px solid rgba(239,68,68,.3)}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}.sidebar-logo{padding:20px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border)}.sidebar-logo-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;color:#fff}.sidebar-logo-name{font-size:14px;font-weight:700}.sidebar-logo-sub{font-size:11px;color:var(--text-muted)}.sidebar-section{padding:12px 10px 4px}.sidebar-section-label{font-size:10px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;padding:0 10px;margin-bottom:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .15s;text-decoration:none;margin-bottom:2px}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:#6366f126;color:var(--primary-light)}.nav-item.active .nav-icon{color:var(--primary-light)}.nav-icon{font-size:16px;width:20px;flex-shrink:0}.nav-badge{margin-left:auto;background:var(--primary);color:#fff;font-size:10px;font-weight:700;padding:2px 7px;border-radius:20px}.sidebar-footer{margin-top:auto;padding:16px;border-top:1px solid var(--border)}.user-card{display:flex;align-items:center;gap:10px;padding:10px;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s}.user-card:hover{background:var(--bg-hover)}.user-avatar{width:34px;height:34px;border-radius:10px;flex-shrink:0;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}.user-info-name{font-size:13px;font-weight:600}.user-info-role{font-size:11px;color:var(--text-muted)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.topbar{height:var(--header-h);background:var(--bg-surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0}.topbar-title{font-size:18px;font-weight:700}.topbar-actions{display:flex;align-items:center;gap:8px}.page-content{flex:1;overflow-y:auto;padding:28px}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-sm{padding:16px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;align-items:flex-start;gap:14px;transition:border-color .2s,transform .2s}.stat-card:hover{border-color:var(--border-strong);transform:translateY(-2px)}.stat-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.stat-icon.purple{background:#6366f126}.stat-icon.cyan{background:#22d3ee26}.stat-icon.green{background:#22c55e26}.stat-icon.amber{background:#f59e0b26}.stat-icon.red{background:#ef444426}.stat-icon.blue{background:#3b82f626}.stat-value{font-size:28px;font-weight:800;line-height:1;margin-bottom:4px}.stat-label{font-size:12px;color:var(--text-secondary);font-weight:500}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;padding:10px 14px;border-bottom:1px solid var(--border)}td{padding:12px 14px;font-size:13.5px;border-bottom:1px solid var(--border);color:var(--text-secondary)}tr:last-child td{border-bottom:none}tbody tr:hover td{background:var(--bg-hover);color:var(--text-primary)}td:first-child,th:first-child{border-radius:var(--radius-sm) 0 0 var(--radius-sm)}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600}.badge-green{background:#22c55e26;color:var(--success)}.badge-red{background:#ef444426;color:var(--danger)}.badge-amber{background:#f59e0b26;color:var(--warning)}.badge-blue{background:#3b82f626;color:var(--info)}.badge-purple{background:#6366f126;color:var(--primary-light)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-header-title{font-size:22px;font-weight:700}.page-header-sub{font-size:13px;color:var(--text-secondary);margin-top:2px}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;display:flex;align-items:center;gap:8px}.alert-danger{background:#ef44441a;border:1px solid rgba(239,68,68,.25);color:#fca5a5}.flex{display:flex}.items-center{align-items:center}.gap-2{gap:8px}.gap-3{gap:12px}.ml-auto{margin-left:auto}.mt-1{margin-top:4px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.text-sm{font-size:13px}.text-xs{font-size:11px}.text-muted{color:var(--text-secondary)}.font-semibold{font-weight:600}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.full-width{width:100%}.input{width:100%;padding:10px 13px;background:var(--bg-elevated, #22263a);border:1px solid var(--border-color, rgba(255,255,255,.1));border-radius:8px;color:var(--text-primary);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s;box-sizing:border-box}.input:focus{border-color:#f59e0b;box-shadow:0 0 0 3px #f59e0b1f}.input::placeholder{color:var(--text-muted)}.input-sm{padding:7px 11px;font-size:13px;background:var(--bg-elevated, #22263a);border:1px solid var(--border-color, rgba(255,255,255,.1));border-radius:8px;color:var(--text-primary);font-family:inherit;outline:none;box-sizing:border-box}.label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:5px}.btn-icon{background:transparent;border:1px solid transparent;border-radius:6px;padding:4px 7px;cursor:pointer;font-size:15px;color:var(--text-secondary);transition:background .15s,border-color .15s;display:inline-flex;align-items:center;justify-content:center}.btn-icon:hover{background:var(--bg-hover);border-color:var(--border-color)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#000000b8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:24px}.modal{background:var(--bg-primary, #0f1117);border:1px solid var(--border-color, rgba(255,255,255,.1));border-radius:16px;box-shadow:0 24px 60px #0009;display:flex;flex-direction:column;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--border-color, rgba(255,255,255,.08));background:var(--bg-secondary, #1a1d27);flex-shrink:0}.modal-header h3{font-size:17px;font-weight:700;color:var(--text-primary);margin:0}.modal-close{background:transparent;border:none;color:var(--text-muted);font-size:20px;cursor:pointer;padding:2px 6px;border-radius:6px;line-height:1;transition:color .15s,background .15s}.modal-close:hover{color:var(--text-primary);background:var(--bg-hover)}.modal-body{padding:24px;overflow-y:auto;flex:1}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:14px 24px;border-top:1px solid var(--border-color, rgba(255,255,255,.08));background:var(--bg-secondary, #1a1d27);flex-shrink:0}.school-theme{--bg-base: #f0f4f8;--bg-surface: #ffffff;--bg-elevated: #ffffff;--bg-hover: #f8fafc;--border: #e2e8f0;--border-strong: #cbd5e1;--bg-primary: #f0f4f8;--bg-secondary: #ffffff;--border-color: #e2e8f0;--text-primary: #1e3a5f;--text-secondary: #475569;--text-muted: #64748b;color:var(--text-primary);background:var(--bg-primary)}.school-theme .topbar{background:#fff;border-bottom:1px solid #e2e8f0}.school-theme .topbar-title{color:#1e3a5f}.school-theme .card{background:#fff;border:1px solid #e2e8f0;box-shadow:0 1px 3px #0000000d}.school-theme .input,.school-theme .input-sm{background:#fff;border:1px solid #cbd5e1;color:#1e3a5f}.school-theme .input:focus,.school-theme .input-sm:focus{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.school-theme th{color:#475569!important;background:#f8fafc!important;border-bottom:1px solid #e2e8f0!important}.school-theme td{color:#1e3a5f}.school-theme .btn-primary{background:#2563eb;color:#fff;width:auto}.school-theme .btn-primary:hover{background:#1d4ed8}@media (max-width: 768px){.mobile-only{display:flex!important}.desktop-only{display:none!important}.sidebar{position:fixed!important;top:50px!important;left:0!important;bottom:0!important;z-index:40!important;transform:translate(-100%)}.sidebar.open{transform:translate(0);box-shadow:4px 0 24px #00000080}.layout-content-wrapper{margin-top:50px!important;height:calc(100vh - 50px)!important}.desktop-header{display:none!important}.stats-grid,div[style*="grid-template-columns: repeat(4, 1fr)"],div[style*="grid-template-columns: repeat(4,1fr)"],div[style*="grid-template-columns: 1fr 1fr"]{grid-template-columns:1fr!important}.modal{width:95vw!important;margin:10px;max-height:90vh}.modal-body{grid-template-columns:1fr!important}.page-content,.card{padding:16px}.topbar{padding:0 16px}}