:root { --ink: #1d2433; --muted: #5b6475; --line: #dde2ea; --accent: #e53935; --bg: #ffffff; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; color: var(--ink); background: var(--bg); }
header { display: flex; gap: 24px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); }
header nav { display: flex; gap: 16px; }
header a { color: var(--ink); text-decoration: none; }
.brand { font-weight: 700; }
main { max-width: 1100px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.6rem; margin: 8px 0; }
.lead { color: var(--muted); margin-top: 0; }
.search { display: flex; gap: 8px; margin: 12px 0; }
.search input { flex: 1; min-width: 0; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.search button, .offer button { padding: 10px 16px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; font: inherit; cursor: pointer; }
.offer button[disabled] { background: #9aa3b2; cursor: default; }
.result { padding: 12px; border: 1px solid var(--line); border-radius: 6px; margin-bottom: 12px; }
.map { height: 65vh; min-height: 360px; border-radius: 6px; }
.legend { display: flex; gap: 16px; list-style: none; padding: 0; color: var(--muted); }
.legend i { display: inline-block; width: 14px; height: 14px; margin-right: 6px; vertical-align: -2px; opacity: 0.7; }
.s1 { background: #fdd835; } .s15 { background: #fb8c00; } .s2 { background: #e53935; } .s25 { background: #8e24aa; }
.offer { margin-top: 24px; padding: 16px; border: 1px solid var(--line); border-radius: 6px; }
footer { max-width: 1100px; margin: 24px auto; padding: 0 16px; color: var(--muted); font-size: 0.85rem; }
@media (max-width: 600px) { .search { flex-direction: column; } header { flex-wrap: wrap; gap: 8px; } }