:root{--bg: #f4f6fb;--panel: #ffffff;--sidebar: #0f172a;--sidebar-hover: #1e293b;--sidebar-active: #2563eb;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--success: #16a34a;--warning: #d97706;--shadow: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--sidebar);color:#cbd5e1;display:flex;flex-direction:column}.sidebar .brand{padding:20px;font-size:18px;font-weight:700;color:#fff;border-bottom:1px solid #1e293b;letter-spacing:.4px}.sidebar .brand small{color:#93c5fd;font-size:11px;font-weight:500;display:block}.sidebar nav{flex:1;padding:12px 0}.sidebar a{display:block;padding:10px 20px;color:#cbd5e1;font-size:14px}.sidebar a:hover{background:var(--sidebar-hover);text-decoration:none;color:#fff}.sidebar a.active{background:var(--sidebar-active);color:#fff}.sidebar .footer{padding:14px 20px;font-size:12px;color:#64748b;border-top:1px solid #1e293b}.sidebar .footer button{background:transparent;border:1px solid #334155;color:#cbd5e1;padding:6px 10px;border-radius:4px;cursor:pointer;margin-top:8px;width:100%}.content{flex:1;padding:24px 32px;overflow-x:auto}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.topbar h1{margin:0;font-size:22px;font-weight:600}.topbar .actions{display:flex;gap:10px}.card{background:var(--panel);border-radius:8px;box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.card h2{margin:0 0 12px;font-size:16px;font-weight:600;color:var(--text)}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:20px}.kpi{background:var(--panel);border-radius:8px;box-shadow:var(--shadow);padding:16px}.kpi .label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px}.kpi .value{font-size:28px;font-weight:700;margin-top:4px}.kpi .sub{font-size:12px;color:var(--text-muted);margin-top:4px}table{width:100%;border-collapse:collapse}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}th{background:#f8fafc;color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}tr:hover{background:#f8fafc}.btn{background:var(--primary);color:#fff;border:0;padding:8px 14px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer}.btn:hover{background:var(--primary-hover)}.btn.secondary{background:#fff;color:var(--text);border:1px solid var(--border)}.btn.secondary:hover{background:#f1f5f9}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit;background:#fff}.input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);outline-offset:-1px;border-color:var(--primary)}label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:4px;font-weight:500}.field{margin-bottom:12px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.badge.pending{background:#fef3c7;color:#92400e}.badge.approved{background:#d1fae5;color:#065f46}.badge.towed{background:#dbeafe;color:#1e40af}.badge.released{background:#e0e7ff;color:#3730a3}.badge.rejected,.badge.expired{background:#fee2e2;color:#991b1b}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e3a8a)}.login-card{background:#fff;border-radius:12px;padding:36px;width:380px;box-shadow:0 25px 50px -12px #00000040}.login-card h1{margin:0 0 6px;font-size:24px}.login-card p{color:var(--text-muted);margin:0 0 24px;font-size:14px}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}.gallery img{width:100%;height:120px;object-fit:cover;border-radius:6px;border:1px solid var(--border)}.photo-stamp{font-size:11px;color:var(--text-muted);margin-top:4px}.sig-canvas{width:100%;height:180px;border:2px dashed #94a3b8;border-radius:8px;background:#fff;touch-action:none}.sig-actions{display:flex;gap:10px;margin-top:10px}.banner{padding:12px 16px;border-radius:6px;font-size:14px;margin-bottom:14px}.banner.error{background:#fee2e2;color:#991b1b}.banner.success{background:#d1fae5;color:#065f46}.muted{color:var(--text-muted);font-size:12px}.flex{display:flex;gap:10px;align-items:center}.between{justify-content:space-between}@media (max-width: 768px){.sidebar{width:56px}.sidebar .brand small,.sidebar a span{display:none}.row{grid-template-columns:1fr}}