:root {
  --bg: #f7f5f0; --panel: #ffffff; --fg: #23211c; --muted: #6f6a60; --line: #e3ded3;
  --accent: #9a5b13; --accent-bg: #f6ead9; --link: #1d5fa8; --mark: #ffe9a8;
  --chip: #efebe2;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a; --panel: #202024; --fg: #e8e5de; --muted: #9a958b; --line: #34343a;
    --accent: #e0a25a; --accent-bg: #3a2c1b; --link: #7cb3f0; --mark: #5a4a14;
    --chip: #2c2c31;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", "Malgun Gothic", sans-serif; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }

.top { position: sticky; top: 0; z-index: 5; display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; color: var(--accent); white-space: nowrap; }
.search { flex: 1 1 320px; min-width: 0; }
.search input { width: 100%; padding: 8px 12px; font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--line); border-radius: 8px; }
.search input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.nav { display: flex; gap: 14px; }

main { max-width: 1100px; margin: 0 auto; padding: 16px; }
.foot { max-width: 1100px; margin: 24px auto; padding: 0 16px; font-size: 13px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 12px; }
.chip { padding: 3px 10px; border-radius: 999px; background: var(--chip); color: var(--fg); border: 1px solid transparent;
  font: inherit; font-size: 13px; cursor: pointer; }
.chip.on { background: var(--accent-bg); border-color: var(--accent); color: var(--accent); }
.chip .n { color: var(--muted); margin-left: 4px; }

.results { list-style: none; margin: 0; padding: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.results li { border-top: 1px solid var(--line); }
.results li:first-child { border-top: 0; }
.results a { display: flex; gap: 10px; align-items: baseline; padding: 8px 12px; color: var(--fg); flex-wrap: wrap; }
.results a:hover { background: var(--accent-bg); text-decoration: none; }
.tag { font-size: 12px; padding: 0 6px; border-radius: 4px; background: var(--chip); color: var(--muted); white-space: nowrap; }
.results .name { font-weight: 600; }
.results .sub { color: var(--muted); font-size: 13px; }
.results .id { margin-left: auto; color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 14px; }
.card h1 { margin: 0 0 4px; font-size: 24px; }
.card h2 { margin: 0 0 8px; font-size: 16px; color: var(--accent); }
.alt { color: var(--muted); font-size: 14px; }
.fields { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 12px 0 0; }
.fields dt { color: var(--muted); }
.fields dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.desc { margin: 12px 0 0; padding: 10px 12px; background: var(--bg); border-radius: 8px; white-space: pre-wrap; }
.lines { margin: 0; padding-left: 20px; }
.lines li { margin: 2px 0; overflow-wrap: anywhere; }

.home h1 { font-size: 22px; margin: 8px 0 4px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.grid2 a { display: block; padding: 10px 12px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; color: var(--fg); }
.grid2 a:hover { border-color: var(--accent); text-decoration: none; }
.grid2 b { display: block; }
.grid2 span { color: var(--muted); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.doc { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 8px 18px 18px; overflow-x: auto; }
.doc table { border-collapse: collapse; font-size: 13.5px; }
.doc th, .doc td { border: 1px solid var(--line); padding: 4px 8px; vertical-align: top; }
.doc th { background: var(--chip); position: sticky; top: 0; }
.doc code { background: var(--chip); padding: 1px 4px; border-radius: 4px; font-size: 90%; }
.doc pre { background: var(--chip); padding: 10px; border-radius: 8px; overflow-x: auto; }
.doc pre code { background: none; padding: 0; }
.doctools { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.doctools input { flex: 1 1 220px; padding: 6px 10px; font: inherit; color: var(--fg); background: var(--panel);
  border: 1px solid var(--line); border-radius: 8px; }
mark { background: var(--mark); color: inherit; }

.mapbox { position: relative; overflow: auto; max-height: 70vh; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); }
.mapbox canvas { display: block; image-rendering: pixelated; cursor: crosshair; }
.maptip { font-size: 13px; min-height: 1.6em; }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--muted); margin: 6px 0; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 2px; vertical-align: -1px; margin-right: 4px; border: 1px solid var(--line); }
.zoom { font: inherit; font-size: 13px; padding: 2px 10px; border-radius: 6px; border: 1px solid var(--line); background: var(--panel); color: var(--fg); cursor: pointer; }

@media (max-width: 600px) {
  .top { gap: 8px; }
  .search { order: 3; flex-basis: 100%; }
  .fields { grid-template-columns: 1fr; gap: 0; }
  .fields dt { margin-top: 6px; }
  .results .id { margin-left: 0; }
}