/* 首頁與觀察名單頁：一欄、亮暗色跟系統。 */
:root { --bg: #ffffff; --fg: #1d1d1b; --muted: #6b6b66; --up: #c8312b; --dn: #1f8a4c; --panel: #fbfaf7; --line: #e4e1da;
  --sans: "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif; --serif: "Songti TC", "Noto Serif TC", serif; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #161817; --fg: #e8eae8; --muted: #a0a6a2; --up: #ef6b62; --dn: #4cc282; --panel: #1f2220; --line: #343936;
    color-scheme: dark; }
}
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--sans); font-size: 15px; line-height: 1.6; }
main { max-width: 52rem; margin-inline: auto; display: grid; gap: 16px; padding-block: 24px 40px;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
#content, .head { display: grid; gap: 16px; }
.head { gap: 8px; }
p { margin: 0; }
.eyebrow, .sub, .small, .foot { font-size: 13px; color: var(--muted); }
.foot { word-break: break-all; }
h1 { margin: 0; font-family: var(--serif); font-weight: 400; font-size: 1.9rem; line-height: 1.3; text-wrap: balance; }
h2 { margin: 0; font-size: 16px; }
.disc { padding: 8px 12px; border-left: 3px solid var(--up); background: var(--panel); font-size: 13px; }
.status { padding: 16px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; font-size: 13px; }
.ok { color: var(--dn); } .bad { color: var(--up); }
.warn { padding: 10px 14px; border-radius: 8px; background: var(--panel); border: 1px solid var(--up); }
.scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th { font-size: 13px; color: var(--muted); font-weight: 500; text-align: right; padding: 6px 8px; border-bottom: 1px solid var(--line); }
td { text-align: right; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
.name { color: var(--muted); margin-left: 6px; }
.note { padding: 10px 14px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; font-size: 14px; }
.card { display: grid; gap: 6px; padding: 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
.card a { font-weight: 600; }
ul { margin: 0; padding-left: 1.2em; display: grid; gap: 4px; }
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }