/* 貓行台中 catrun.ego-intl.com
   配色取自路線圖本身：製圖用的冷灰底、路網的淺線、軌跡的紅。
   紅色只給軌跡與品牌用，分數另用一組冷色階，兩者不搶。 */

:root{
  --ground:#e8ebf0; --surface:#ffffff; --surface-2:#f3f5f9;
  --ink:#0f151d; --ink-2:#56606f; --ink-3:#8a94a3;
  --line:#ccd3de; --line-2:#e2e7ef;
  --route:#d6001c; --route-soft:#fdecee;
  --s-hi:#12786a; --s-mid:#a97a12; --s-lo:#6b7789;
  --shadow:0 1px 2px rgba(15,21,29,.06),0 8px 24px -12px rgba(15,21,29,.18);
  --radius:12px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#0d1117; --surface:#161b24; --surface-2:#1c222d;
    --ink:#e9edf4; --ink-2:#98a2b3; --ink-3:#6d7787;
    --line:#252d3a; --line-2:#1f2632;
    --route:#ff4053; --route-soft:#2a1419;
    --s-hi:#3fb9a3; --s-mid:#d7a63f; --s-lo:#8b95a7;
    --shadow:0 1px 2px rgba(0,0,0,.5),0 10px 30px -14px rgba(0,0,0,.8);
  }
}
:root[data-theme="dark"]{
  --ground:#0d1117; --surface:#161b24; --surface-2:#1c222d;
  --ink:#e9edf4; --ink-2:#98a2b3; --ink-3:#6d7787;
  --line:#252d3a; --line-2:#1f2632;
  --route:#ff4053; --route-soft:#2a1419;
  --s-hi:#3fb9a3; --s-mid:#d7a63f; --s-lo:#8b95a7;
  --shadow:0 1px 2px rgba(0,0,0,.5),0 10px 30px -14px rgba(0,0,0,.8);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--ground); color:var(--ink);
  font-family:"Noto Sans TC","Microsoft JhengHei","PingFang TC",system-ui,sans-serif;
  font-size:16px; line-height:1.7; -webkit-font-smoothing:antialiased;
}
a{color:inherit}
.mono{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  font-variant-numeric:tabular-nums}
.wrap{max-width:1160px;margin:0 auto;padding:0 18px}
.hide{display:none!important}
:focus-visible{outline:2px solid var(--route);outline-offset:2px;border-radius:4px}

/* ── 頁首 ── */
header{background:var(--surface);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:14px;padding:12px 0;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none;margin-right:auto}
.brand b{font-family:"Noto Serif TC",serif;font-weight:900;font-size:23px;
  letter-spacing:.04em}
.brand span{font-size:12px;color:var(--ink-3);font-family:"IBM Plex Mono",monospace;
  letter-spacing:.06em}
.navlink{font-size:14px;color:var(--ink-2);text-decoration:none;padding:6px 2px;
  border-bottom:2px solid transparent}
.navlink:hover{color:var(--ink);border-bottom-color:var(--route)}

/* ── 首屏 ── */
.hero{background:var(--surface);border-bottom:1px solid var(--line)}
.hero .wrap{padding:34px 18px 30px}
.hero h1{font-family:"Noto Serif TC",serif;font-weight:900;
  font-size:clamp(30px,5.4vw,50px);line-height:1.1;margin:0 0 12px;
  letter-spacing:.02em;text-wrap:balance}
.hero p{margin:0;max-width:60ch;color:var(--ink-2);font-size:16.5px}
.stats{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:22px}
.stat b{display:block;font-family:"IBM Plex Mono",monospace;font-size:22px;
  font-weight:500;font-variant-numeric:tabular-nums;line-height:1.2}
.stat span{font-size:12.5px;color:var(--ink-3)}

/* ── 篩選 ── */
.filters{background:var(--surface-2);border-bottom:1px solid var(--line);
  position:sticky;top:57px;z-index:15}
.filters .wrap{padding:12px 18px}
.frow{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:7px}
.frow:last-child{margin-bottom:0}
.flabel{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-3);min-width:52px}
.chip{border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  border-radius:999px;padding:5px 13px;font-size:13.5px;cursor:pointer;
  font-family:inherit;line-height:1.5}
.chip:hover{color:var(--ink);border-color:var(--ink-3)}
.chip[aria-pressed="true"]{background:var(--route);border-color:var(--route);
  color:#fff;font-weight:500}
.count{margin-left:auto;font-family:"IBM Plex Mono",monospace;font-size:12.5px;
  color:var(--ink-3)}

/* ── 卡片格 ── */
main{padding:24px 0 60px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(276px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;text-decoration:none;display:flex;
  flex-direction:column;transition:transform .15s ease,box-shadow .15s ease}
.card:hover{transform:translateY(-2px);
  box-shadow:0 2px 4px rgba(15,21,29,.08),0 16px 34px -16px rgba(15,21,29,.3)}
.card figure{margin:0;background:var(--surface-2);aspect-ratio:16/11;overflow:hidden}
.card img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.card .body{padding:13px 15px 15px;display:flex;flex-direction:column;gap:7px;flex:1}
.card h3{margin:0;font-size:16px;font-weight:700;line-height:1.4}
.card .sub{font-size:12.5px;color:var(--ink-3);margin:-3px 0 0}
.card .foot{display:flex;align-items:baseline;gap:10px;margin-top:auto;padding-top:4px}
.card .km{font-family:"IBM Plex Mono",monospace;font-size:15px;
  font-variant-numeric:tabular-nums;color:var(--ink-2)}
.card .sc{font-family:"IBM Plex Mono",monospace;font-size:21px;font-weight:500;
  margin-left:auto;font-variant-numeric:tabular-nums}
.card .sc s{text-decoration:none;font-size:11px;color:var(--ink-3)}
.lvl{font-size:11.5px;border:1px solid var(--line);border-radius:999px;padding:1px 9px;
  color:var(--ink-2);background:var(--surface-2)}
.empty{text-align:center;color:var(--ink-2);padding:60px 20px}

/* ── 明細 ── */
.back{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--ink-2);
  text-decoration:none;margin-bottom:16px}
.back:hover{color:var(--route)}
.detail-head{display:flex;flex-wrap:wrap;gap:12px 22px;align-items:flex-end;
  margin-bottom:18px}
.detail-head h2{font-family:"Noto Serif TC",serif;font-weight:700;
  font-size:clamp(23px,3.6vw,31px);margin:0;flex:1 1 260px;letter-spacing:.02em}
.big-score{font-family:"IBM Plex Mono",monospace;font-size:44px;font-weight:500;
  line-height:1;font-variant-numeric:tabular-nums}
.big-score s{text-decoration:none;font-size:13px;color:var(--ink-3);margin-left:4px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}
.panel > h3{margin:0;padding:14px 18px;border-bottom:1px solid var(--line-2);
  font-size:15px;font-weight:700;background:var(--surface-2)}
.panel .inner{padding:16px 18px}
.mapbox img{display:block;width:100%;height:auto;background:var(--surface-2)}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px 18px}
.kv div span{display:block;font-size:12px;color:var(--ink-3)}
.kv div b{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:16px;
  font-variant-numeric:tabular-nums}
.dims{display:flex;flex-direction:column;gap:11px}
.dim{display:grid;grid-template-columns:1fr auto;gap:3px 10px;align-items:baseline}
.dim .nm{font-size:13.5px;color:var(--ink-2)}
.dim .nm em{font-style:normal;font-family:"IBM Plex Mono",monospace;font-size:11px;
  color:var(--ink-3);margin-left:5px}
.dim .vl{font-family:"IBM Plex Mono",monospace;font-size:14px;
  font-variant-numeric:tabular-nums}
.trk{grid-column:1/-1;height:6px;border-radius:3px;background:var(--line-2);
  overflow:hidden}
.trk i{display:block;height:100%;border-radius:3px}
.metrics{display:flex;flex-wrap:wrap;gap:5px}
.metric{font-size:12px;background:var(--surface-2);border:1px solid var(--line-2);
  border-radius:6px;padding:3px 9px;color:var(--ink-2)}
.metric b{font-family:"IBM Plex Mono",monospace;font-weight:500;color:var(--ink)}
.dl{display:flex;flex-wrap:wrap;gap:9px}
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);
  background:var(--surface-2);color:var(--ink);border-radius:9px;padding:10px 16px;
  font-size:14px;text-decoration:none;font-weight:500}
.btn:hover{border-color:var(--route);color:var(--route)}
.btn.primary{background:var(--route);border-color:var(--route);color:#fff}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{text-align:left;padding:7px 12px 7px 0;border-bottom:1px solid var(--line-2);
  vertical-align:top}
tr:last-child td{border-bottom:0}
th{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink-3);font-weight:400;white-space:nowrap}
td.n{font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;
  white-space:nowrap;color:var(--ink-2)}
.note-type{color:var(--route);white-space:nowrap}

/* ── 靜態頁（圖形庫／關於） ── */
.gallery{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.shape{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow)}
.shape svg{display:block;width:100%;height:auto}
.shape h4{margin:10px 0 4px;font-size:15px}
.shape p{margin:0;font-size:12.5px;color:var(--ink-2);line-height:1.6}
.prose{max-width:70ch}
.prose h3{font-size:17px;margin:26px 0 6px}
.prose p{color:var(--ink-2);margin:0 0 10px}
.prose b{color:var(--ink)}
.callout{background:var(--route-soft);border:1px solid var(--route);border-radius:10px;
  padding:14px 16px;margin:18px 0}
.callout b{display:block;margin-bottom:4px;color:var(--ink)}
.callout p{margin:0;font-size:14px;color:var(--ink-2)}

footer{border-top:1px solid var(--line);background:var(--surface);
  padding:22px 0 44px;font-size:12.5px;color:var(--ink-3)}
footer .wrap{display:flex;flex-wrap:wrap;gap:8px 24px}
footer a{color:var(--ink-2)}

@media (max-width:640px){
  .filters{top:53px}
  .frow{gap:6px}
  .flabel{min-width:100%;margin-bottom:-2px}
  .hero .wrap{padding:26px 18px 24px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}