:root {
  --bg: #f6f7f9; --card: #fff; --text: #1f2937; --muted: #6b7280; --line: #d1d5db;
  --primary: #2563eb; --green: #16a34a; --orange: #d97706; --gray: #6b7280; --red: #dc2626;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111827; --card: #1f2937; --text: #e5e7eb; --muted: #9ca3af; --line: #374151; --red: #f87171; color-scheme: dark; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", sans-serif; font-size: 16px; }
main { max-width: 760px; margin: 0 auto; padding: 20px 16px; }
h1 { font-size: 1.5rem; margin: 0 0 16px; }
.search label { display: block; margin-bottom: 6px; color: var(--muted); }
.bar { display: flex; gap: 8px; }
.bar input { flex: 1; min-width: 0; font-size: 1.2rem; padding: 10px 12px; }
input, button { font: inherit; color: inherit; border: 1px solid var(--line); border-radius: 8px; background: var(--card); }
button { padding: 8px 14px; cursor: pointer; }
button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.status { margin: 14px 0 8px; color: var(--muted); }
.status.err { color: var(--red); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin-bottom: 10px; }
.card dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0; }
.card dt { color: var(--muted); }
.card dd { margin: 0; word-break: break-word; }
.tag { display: inline-block; padding: 0 8px; border-radius: 999px; color: #fff; font-size: .9em; }
.tag.green { background: var(--green); } .tag.orange { background: var(--orange); } .tag.gray { background: var(--gray); } .tag.red { background: var(--red); }
.data { margin-top: 28px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 16px; }
.data summary { cursor: pointer; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.file { display: inline-block; padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
.file input { display: none; }
.hint { color: var(--muted); font-size: .9em; }
footer { text-align: center; color: var(--muted); padding: 20px; }
mark { background: #fde68a; color: inherit; }