@font-face { font-family: "OB Wordmark"; font-weight: 700; font-display: block; src: url(assets/ZenMaruGothic-700-latin.woff2) format("woff2"); }
:root {
  --canvas: #F3F6FA; --surface: #FFFFFF; --ink: #0B2238; --ink-soft: #4A6076;
  --accent: #B8391C; --hair: rgba(11, 34, 56, .12); --navy: #08182B;
  --font: "Noto Sans TC", "PingFang TC", "PingFang HK", system-ui, sans-serif;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: var(--font); font-size: 1.0625rem; line-height: 1.8; letter-spacing: .01em; -webkit-font-smoothing: antialiased; }
::selection { background: rgba(255, 107, 74, .28); }
a { color: var(--accent); text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.top { background: var(--navy); color: #F2F6FB; }
.top__in { max-width: 46rem; margin: 0 auto; padding: 14px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.wordmark { font-family: "OB Wordmark", ui-rounded, var(--font); font-weight: 700; letter-spacing: -0.035em; font-size: 1.1rem; }
.top nav { display: flex; gap: 18px; font-size: .92rem; }
.top nav a { color: #A9C0D8; text-decoration: none; }
.top nav a[aria-current="page"] { color: #fff; }
main { max-width: 46rem; margin: 0 auto; padding: 48px 20px 80px; }
h1 { font-size: clamp(1.9rem, 1.4rem + 2vw, 2.6rem); line-height: 1.2; margin: 0 0 8px; font-weight: 900; letter-spacing: .01em; }
.meta { color: var(--ink-soft); margin: 0 0 28px; font-size: .95rem; }
.langs { display: flex; gap: 8px; margin: 0 0 36px; }
.langs a { padding: 4px 12px; border: 1px solid var(--hair); border-radius: 8px; text-decoration: none; color: var(--ink); font-size: .9rem; background: var(--surface); }
h2 { font-size: 1.3rem; line-height: 1.35; margin: 44px 0 10px; font-weight: 700; }
h3 { font-size: 1.05rem; margin: 26px 0 6px; }
p, li { max-width: 62ch; }
ul { padding-left: 1.2em; }
li + li { margin-top: 6px; }
.lede { font-size: 1.15rem; color: var(--ink); background: var(--surface); border-radius: 14px; padding: 18px 22px; box-shadow: 0 1px 2px rgba(11, 34, 56, .06), 0 8px 24px -12px rgba(11, 34, 56, .18); }
.fill { background: #FFE7A3; color: #5A3B00; padding: 0 4px; border-radius: 4px; }
hr { border: 0; border-top: 1px solid var(--hair); margin: 64px 0 8px; }
.en { font-family: -apple-system, "SF Pro Text", "Helvetica Neue", var(--font); }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-top: 1px solid var(--hair); }
th { font-weight: 700; white-space: nowrap; }
dl { margin: 0; }
dt { font-weight: 700; margin-top: 22px; }
dd { margin: 4px 0 0; color: var(--ink); }
.credits li span { color: var(--ink-soft); }
footer { max-width: 46rem; margin: 0 auto; padding: 24px 20px 48px; color: var(--ink-soft); font-size: .9rem; border-top: 1px solid var(--hair); display: flex; flex-wrap: wrap; gap: 18px; }
footer a { color: var(--ink-soft); }