@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap";:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#ffffffd9;--bg-glass:#ffffffbf;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-primary:#3b82f6;--accent-primary-hover:#2563eb;--accent-secondary:#10b981;--accent-gold:#f59e0b;--accent-purple:#8b5cf6;--accent-danger:#ef4444;--border-color:#e2e8f0;--border-focus:#93c5fd;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000000d;--shadow-glow:0 0 20px #3b82f626;--radius-sm:.375rem;--radius-md:.75rem;--radius-lg:1.25rem;--radius-full:9999px;--font-main:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-display:"Outfit", sans-serif}[data-theme=dark]{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-tertiary:#334155;--bg-card:#1e293bd9;--bg-glass:#1e293bbf;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#64748b;--accent-primary:#60a5fa;--accent-primary-hover:#3b82f6;--accent-secondary:#34d399;--accent-gold:#fbbf24;--accent-purple:#a78bfa;--accent-danger:#f87171;--border-color:#334155;--border-focus:#60a5fa;--shadow-sm:0 1px 2px 0 #0000004d;--shadow-md:0 4px 6px -1px #0000004d;--shadow-lg:0 10px 15px -3px #0006;--shadow-glow:0 0 25px #60a5fa33}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5;transition:background-color .3s,color .3s}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--text-primary);letter-spacing:-.02em;font-weight:700}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:transform .2s,box-shadow .2s,border-color .2s}.glass-card:hover{box-shadow:var(--shadow-lg)}.btn{font-family:var(--font-main);border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:600;text-decoration:none;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--accent-primary), var(--accent-primary-hover));color:#fff;box-shadow:0 4px 12px #3b82f64d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #3b82f666}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{color:var(--accent-danger);background-color:#ef44441a;border:1px solid #ef444433}.btn-danger:hover{background-color:var(--accent-danger);color:#fff}.btn-sm{border-radius:var(--radius-sm);padding:.375rem .75rem;font-size:.8125rem}.custom-checkbox{appearance:none;border:2px solid var(--border-color);background-color:var(--bg-secondary);cursor:pointer;border-radius:.375rem;place-content:center;width:1.35rem;height:1.35rem;transition:all .2s;display:inline-grid;position:relative}.custom-checkbox:hover{border-color:var(--accent-primary)}.custom-checkbox:checked{background-color:var(--accent-primary);border-color:var(--accent-primary)}.custom-checkbox:checked:before{content:"✓";color:#fff;font-size:.85rem;font-weight:800}.custom-checkbox.green:checked{background-color:var(--accent-secondary);border-color:var(--accent-secondary)}.custom-checkbox.gold:checked{background-color:var(--accent-gold);border-color:var(--accent-gold)}.custom-checkbox.purple:checked{background-color:var(--accent-purple);border-color:var(--accent-purple)}.app-container{max-width:1400px;margin:0 auto;padding:1.5rem}.badge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em;align-items:center;padding:.25rem .625rem;font-size:.75rem;font-weight:700;display:inline-flex}.badge-admin{color:var(--accent-purple);background-color:#8b5cf626;border:1px solid #8b5cf64d}.badge-teacher{color:var(--accent-primary);background-color:#3b82f626;border:1px solid #3b82f64d}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}