*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f4f6f9;color:#222}.layout{display:flex;min-height:100vh}.sidebar{width:240px;background:#17324d;color:#fff;padding:20px}.sidebar h2{margin-top:0}.sidebar a{display:block;color:#fff;text-decoration:none;padding:10px 12px;border-radius:8px;margin-bottom:6px}.sidebar a:hover{background:#264b70}.content{flex:1;padding:20px}.card{background:#fff;border-radius:14px;padding:18px;box-shadow:0 4px 14px rgba(0,0,0,.08);margin-bottom:20px}.grid{display:grid;gap:15px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.form-group{display:flex;flex-direction:column;margin-bottom:12px}label{font-weight:bold;margin-bottom:6px}input,select,textarea,button{padding:10px;border:1px solid #cfd7df;border-radius:10px;font-size:14px}button,.btn{background:#17324d;color:#fff;border:none;cursor:pointer;text-decoration:none;display:inline-block;padding:10px 14px}.btn-secondary{background:#6c757d}.btn-success{background:#198754}.btn-warning{background:#ffc107;color:#222}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:10px;border-bottom:1px solid #e5e8eb;text-align:left;white-space:nowrap}th{background:#eef3f8}.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:bold}.bg-success{background:#d1e7dd;color:#0f5132}.bg-danger{background:#f8d7da;color:#842029}.bg-warning{background:#fff3cd;color:#664d03}.alert{padding:12px;border-radius:10px;margin-bottom:15px}.alert-success{background:#d1e7dd;color:#0f5132}.alert-error{background:#f8d7da;color:#842029}.stat{background:#fff;padding:18px;border-radius:14px;box-shadow:0 4px 14px rgba(0,0,0,.08)}.stat h3{margin:0;font-size:14px;color:#555}.stat p{margin:8px 0 0;font-size:28px;font-weight:bold}.hidden{display:none}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.toolbar input{min-width:280px}.pagination{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.buscador-lista input{margin-bottom:8px}.buscador-lista select{min-height:190px}.muted{color:#666;font-size:13px}