@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-dark:#0f172a;--bg-darker:#090d16;--bg-card:#1e293bb3;--bg-card-hover:#1e293be6;--bg-card-solid:#1e293b;--bg-glass:#0f172abf;--border-color:#ffffff1a;--border-highlight:#6366f166;--accent-primary:#6366f1;--accent-primary-hover:#4f46e5;--accent-secondary:#10b981;--accent-secondary-hover:#059669;--accent-warning:#f59e0b;--accent-danger:#ef4444;--accent-info:#06b6d4;--accent-purple:#8b5cf6;--text-main:#f8fafc;--text-muted:#94a3b8;--text-sub:#cbd5e1;--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--radius-full:9999px;--shadow-sm:0 2px 4px #0003;--shadow-md:0 10px 25px -5px #0000004d, 0 8px 10px -6px #0000004d;--shadow-glow:0 0 20px #6366f140;--shadow-glow-emerald:0 0 20px #10b98140}.light-theme{--bg-dark:#f1f5f9;--bg-darker:#e2e8f0;--bg-card:#ffffffd9;--bg-card-hover:#fffffffa;--bg-card-solid:#fff;--bg-glass:#ffffffd9;--border-color:#00000014;--border-highlight:#6366f180;--text-main:#0f172a;--text-muted:#64748b;--text-sub:#334155;--shadow-md:0 10px 25px -5px #00000014, 0 4px 6px -2px #0000000a}*{box-sizing:border-box;margin:0;padding:0;font-family:Plus Jakarta Sans,Inter,-apple-system,BlinkMacSystemFont,sans-serif}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(at 0 0,#6366f11f 0,#0000 50%),radial-gradient(at 100% 100%,#8b5cf61a 0,#0000 50%),radial-gradient(#10b9810d 0,#0000 50%);background-attachment:fixed;min-height:100vh;transition:background-color .3s,color .3s;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#0f172a80}::-webkit-scrollbar-thumb{background:#94a3b84d;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}.app-container{min-height:100vh;display:flex}.main-content{flex-direction:column;flex:1;min-width:0;margin-left:260px;transition:margin-left .3s cubic-bezier(.4,0,.2,1);display:flex}@media (width<=992px){.main-content{margin-left:0}}.page-wrapper{flex:1;padding:1.75rem 2rem 3rem;animation:.35s ease-in-out fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:all .25s cubic-bezier(.4,0,.2,1)}.glass-card:hover{border-color:var(--border-highlight);box-shadow:var(--shadow-glow)}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:var(--radius-md)}.top-header{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);z-index:40;justify-content:space-between;align-items:center;height:70px;padding:0 2rem;display:flex;position:sticky;top:0}.sidebar{background:var(--bg-darker);border-right:1px solid var(--border-color);z-index:50;flex-direction:column;width:260px;transition:transform .3s;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-header{border-bottom:1px solid var(--border-color);align-items:center;gap:.75rem;padding:1.5rem;display:flex}.brand-logo{border-radius:var(--radius-md);background:linear-gradient(135deg, var(--accent-primary), var(--accent-purple));color:#fff;width:38px;height:38px;box-shadow:var(--shadow-glow);justify-content:center;align-items:center;font-size:1.25rem;font-weight:800;display:flex}.brand-title{background:linear-gradient(135deg, #fff 30%, var(--accent-primary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.15rem;font-weight:800}.sidebar-nav{flex-direction:column;flex:1;gap:.35rem;padding:1rem .75rem;display:flex;overflow-y:auto}.nav-link{color:var(--text-muted);border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;align-items:center;gap:.85rem;padding:.75rem 1rem;font-size:.92rem;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-link:hover{color:var(--text-main);background:#ffffff0d}.nav-link.active{color:#fff;background:linear-gradient(135deg, var(--accent-primary), var(--accent-purple));box-shadow:var(--shadow-glow);font-weight:600}.badge{border-radius:var(--radius-full);letter-spacing:.02em;align-items:center;gap:.35rem;padding:.25rem .65rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-success{color:#34d399;background:#10b98126;border:1px solid #10b9814d}.badge-warning{color:#fbbf24;background:#f59e0b26;border:1px solid #f59e0b4d}.badge-danger{color:#f87171;background:#ef444426;border:1px solid #ef44444d}.badge-info{color:#38bdf8;background:#06b6d426;border:1px solid #06b6d44d}.badge-purple{color:#c084fc;background:#8b5cf626;border:1px solid #8b5cf64d}.btn{border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;outline:none;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1.2rem;font-size:.88rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--accent-primary), var(--accent-purple));color:#fff;box-shadow:var(--shadow-glow)}.btn-primary:hover{opacity:.92;transform:translateY(-1px)}.btn-secondary{color:var(--text-main);border:1px solid var(--border-color);background:#ffffff0f}.btn-secondary:hover{background:#ffffff1f;border-color:#fff3}.btn-success{color:#fff;box-shadow:var(--shadow-glow-emerald);background:linear-gradient(135deg,#10b981,#059669)}.btn-danger{color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626)}.btn-sm{padding:.4rem .8rem;font-size:.8rem}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.25rem;display:flex}.form-label{color:var(--text-sub);font-size:.85rem;font-weight:600}.form-input,.form-select,.form-textarea{border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;color:var(--text-main);background:#0f172a99;outline:none;padding:.65rem .9rem;font-size:.9rem;transition:border-color .2s,box-shadow .2s}.light-theme .form-input,.light-theme .form-select,.light-theme .form-textarea{background:#fff}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.table-container{width:100%;overflow-x:auto}.custom-table{border-collapse:collapse;text-align:left;width:100%;font-size:.88rem}.custom-table th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-color);background:#0003;padding:.9rem 1.2rem;font-size:.75rem;font-weight:600}.custom-table td{border-bottom:1px solid var(--border-color);color:var(--text-main);vertical-align:middle;padding:1rem 1.2rem}.custom-table tbody tr{transition:background-color .15s}.custom-table tbody tr:hover{background:#ffffff08}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.25rem;margin-bottom:2rem;display:grid}.stat-card{justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.stat-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:48px;height:48px;font-size:1.4rem;display:flex}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;background:#000000b3;justify-content:center;align-items:center;padding:1rem;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-card-solid);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:600px;max-height:90vh;animation:.25s cubic-bezier(.16,1,.3,1) modalSlide;overflow-y:auto;box-shadow:0 20px 50px #00000080}@keyframes modalSlide{0%{opacity:0;transform:scale(.95)translateY(15px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.modal-body{padding:1.5rem}.modal-footer{border-top:1px solid var(--border-color);justify-content:flex-end;gap:.75rem;padding:1rem 1.5rem;display:flex}.command-palette{max-width:680px}@media print{body{color:#000!important;background:#fff!important}.sidebar,.top-header,.btn,.no-print,.edubot-widget{display:none!important}.main-content{margin-left:0!important}.page-wrapper{padding:0!important}.printable-document{color:#000!important;box-shadow:none!important;background:#fff!important;border:2px solid #000!important;border-radius:0!important;margin:0 auto!important;padding:2.5rem!important}.printable-document *{color:#000!important}}