:root {
  --bg: #f7f5f0;
  --card: #ffffff;
  --ink: #1d2733;
  --muted: #4d5a68;
  --accent: #8a5a00;
  --accent-strong: #6e4700;
  --accent-ink: #ffffff;
  --border: #c9d1d9;
  --badge: #fdf3d7;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--border);
}
.app-header h1 { font-size: 1.15rem; margin: 0; }
button {
  font: inherit; min-height: 44px; padding: 8px 14px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--card); color: var(--ink); cursor: pointer;
}
button:focus-visible, input:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
button.primary { background: var(--accent-strong); color: var(--accent-ink); border-color: var(--accent-strong); font-weight: 600; }
button.chip { border-radius: 999px; min-height: 40px; }
button.tab-btn[aria-selected="true"] { background: var(--accent-strong); color: var(--accent-ink); border-color: var(--accent-strong); font-weight: 600; }
input[type="text"], input[type="number"], input[type="date"] {
  font: inherit; min-height: 44px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--card); color: var(--ink);
}
input[type="text"] { flex: 1 1 220px; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
.calc-panel input, .price-form input { width: 100%; }
.helper { color: var(--muted); font-size: .9rem; margin: 6px 0; }
.status-msg { color: var(--muted); font-size: .95rem; margin: 8px 0; }
.data-line {
  background: var(--badge); border: 1px solid #d9b64a; border-radius: 8px;
  padding: 8px 10px; font-size: .93rem;
}
.context-line { font-size: .95rem; margin: 8px 0; }
.layout { display: block; padding: 12px 16px 24px; max-width: 1180px; margin: 0 auto; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px 18px; margin: 0 0 16px;
}
@media (min-width: 960px) {
  .layout { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
  .card { margin: 0; }
}
#map { height: 340px; border: 1px solid var(--border); border-radius: 10px; background: #e8e4da; margin: 10px 0; }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; align-items: center; }
.station-list { list-style: none; margin: 0; padding: 0; }
.station-row { border-top: 1px solid var(--border); padding: 12px 0; }
.station-row:first-child { border-top: none; }
.station-head { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.station-name { font-weight: 700; }
.station-dist { font-variant-numeric: tabular-nums; color: var(--accent-strong); font-weight: 600; white-space: nowrap; }
.station-addr { margin: 3px 0; }
.station-meta { color: var(--muted); font-size: .9rem; margin: 3px 0; }
.badge {
  background: var(--badge); color: #4a3a05; font-size: .78rem; font-weight: 700;
  padding: 3px 8px; border-radius: 999px; letter-spacing: .03em;
}
.price-log-line { font-weight: 600; margin: 6px 0; }
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 4px; }
.calc-result {
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; margin: 12px 0; font-variant-numeric: tabular-nums;
}
.calc-result p { margin: 6px 0; word-break: break-word; }
.version-footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 14px 16px 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }