/* /ai/（AI 閱讀指南，worker/lib/ai-layer.ts 產的靜態頁）。檔名帶日期：/assets/ 底下是一年的長快取，改樣式就換檔名、同步改 ai-layer.ts。
   色與字對齊 src/styles/tokens.css 與 404 頁（nf-20261014.css）：黑底、暖白字、黃銅金只給連結 hover 與焦點，對比過 WCAG AA。 */
*, *::before, *::after { box-sizing: border-box; }
html { background: #000; color: #f4f4f2; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: 'IBM Plex Sans', 'PingFang TC', 'Noto Sans TC', 'Microsoft JhengHei', sans-serif; line-height: 1.8; -webkit-font-smoothing: antialiased; }
main { width: min(92vw, 820px); margin: 0 auto; padding: clamp(48px, 10vh, 96px) 0 96px; }
nav { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-bottom: 40px; font-size: 15px; }
a { color: #f4f4f2; text-underline-offset: 5px; overflow-wrap: anywhere; }
a:hover { color: #d9c267; }
:focus-visible { outline: 2px solid #d9c267; outline-offset: 3px; }
h1 { margin: 0 0 20px; font-family: 'Noto Serif TC', 'Songti TC', Georgia, serif; font-weight: 500; font-size: clamp(28px, 4vw, 40px); line-height: 1.3; }
h2 { margin: 48px 0 12px; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, 0.18); font-family: 'Noto Serif TC', 'Songti TC', Georgia, serif; font-weight: 500; font-size: 22px; }
p, li { color: #d8d6d0; font-size: 16px; }
li { margin-bottom: 10px; }
ol { padding-left: 24px; }
code { font-family: 'IBM Plex Mono', ui-monospace, Menlo, monospace; font-size: 0.88em; overflow-wrap: anywhere; }