:root{--primary-color:#2563eb;--primary-hover:#1d4ed8;--secondary-color:#64748b;--secondary-hover:#475569;--success-color:#22c55e;--danger-color:#ef4444;--warning-color:#f59e0b;--background-color:#f8fafc;--surface-color:#fff;--text-primary:#1e293b;--text-secondary:#64748b;--border-color:#e2e8f0;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;--radius:.5rem}@media (prefers-color-scheme:dark){:root{--background-color:#0f172a;--surface-color:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155}}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background-color);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:2rem}h1,h2,h3,h4,h5,h6{margin-bottom:.5em;font-weight:600;line-height:1.2}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.btn{border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.7;cursor:not-allowed}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-secondary{background-color:var(--surface-color);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background-color:var(--background-color);border-color:var(--secondary-color)}.btn-success{background-color:var(--success-color);color:#fff}.btn-danger{background-color:var(--danger-color);color:#fff}.card{background-color:var(--surface-color);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:1.5rem}.table{border-collapse:collapse;width:100%;margin-top:1rem}.table th,.table td{text-align:left;border-bottom:1px solid var(--border-color);padding:.75rem}.table th{color:var(--text-secondary);background-color:var(--background-color);font-weight:600}.table tr:last-child td{border-bottom:none}.form-group{margin-bottom:1rem}.form-label{color:var(--text-secondary);margin-bottom:.5rem;font-weight:500;display:block}.form-input,.form-select{border-radius:var(--radius);border:1px solid var(--border-color);background-color:var(--surface-color);width:100%;color:var(--text-primary);padding:.5rem;font-size:1rem}.form-input:focus,.form-select:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 2px #2563eb1a}.grid-dashboard{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;display:grid}.text-right{text-align:right}.text-center{text-align:center}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}