:root{
  --bg:#0b1d2a; --surface:#fff; --ink:#0b1d2a; --muted:#5b6b78;
  --line:#e3e8ee; --brand:#0a6cb1; --brand-2:#0b97c4; --accent:#f59e0b;
  --ok:#10b981; --err:#ef4444; --radius:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:#f4f7fa}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:24px}
h1{margin:0 0 16px;font-size:26px}
h2{margin:24px 0 12px;font-size:20px}
.topbar{background:linear-gradient(120deg,#0a6cb1,#0b97c4);color:#fff;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 1px 4px rgba(0,0,0,.1)}
.topbar h1{color:#fff;font-size:20px;margin:0;letter-spacing:.3px}
.topbar nav a{color:#fff;margin-left:18px;opacity:.9;font-size:14px}
.topbar nav a:hover{opacity:1;text-decoration:none;border-bottom:2px solid #fff}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 1px 3px rgba(13,30,50,.04);margin-bottom:20px}
.grid{display:grid;gap:16px}
.grid.cols-2{grid-template-columns:1fr 1fr}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:760px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}
label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(10,108,177,.15)}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:10px 18px;border-radius:8px;border:0;cursor:pointer;font-weight:600;font-size:14px}
.btn:hover{background:#08568c;text-decoration:none;color:#fff}
.btn-secondary{background:#e6eef5;color:var(--brand)}
.btn-secondary:hover{background:#d2e0ec;color:var(--brand)}
.btn-danger{background:var(--err)}
.btn-danger:hover{background:#c53030}
.kpi{padding:18px;border-radius:var(--radius);background:linear-gradient(135deg,#0a6cb1,#0b97c4);color:#fff}
.kpi .num{font-size:32px;font-weight:700;line-height:1}
.kpi .lbl{font-size:13px;opacity:.85;margin-top:6px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
th{background:#f4f7fa;font-weight:600;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}
.alert{padding:12px 14px;border-radius:8px;margin-bottom:14px;font-size:14px}
.alert-ok{background:#dcfce7;color:#065f46;border:1px solid #86efac}
.alert-err{background:#fee2e2;color:#7f1d1d;border:1px solid #fca5a5}
.log{background:#0b1d2a;color:#9ecbff;font-family:monospace;font-size:13px;padding:14px;border-radius:8px;list-style:none}
.log li{padding:3px 0}
#map{height:520px;border-radius:var(--radius);border:1px solid var(--line)}
.result{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}
.result .stat{background:#f4f7fa;border-radius:8px;padding:14px;text-align:center}
.result .stat .v{font-size:22px;font-weight:700;color:var(--brand)}
.result .stat .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-top:4px}
.route-list{margin-top:14px;font-size:13px;color:var(--muted);line-height:1.7}
.route-list b{color:var(--ink)}
.badge{display:inline-block;background:var(--accent);color:#fff;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600}