:root{--guide-bg:#101016;--guide-panel:#1b1a22;--guide-ink:#f7f2e7;--guide-muted:#cfc5b3;--guide-gold:#ffd56a;--guide-line:#5b513b}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 15% 0,#2d291d,transparent 35%),var(--guide-bg);color:var(--guide-ink);font:17px/1.7 "Microsoft JhengHei","Noto Sans TC",Arial,sans-serif}a{color:var(--guide-gold)}header{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;padding:14px max(22px,calc((100% - 1080px)/2));border-bottom:1px solid var(--guide-line);background:#14131a}.brand{font-weight:900;font-size:22px;text-decoration:none}nav{display:flex;gap:10px;flex-wrap:wrap}nav a{padding:8px 10px;border-radius:8px;text-decoration:none}nav a:hover,nav a:focus{background:#302b20}main{width:min(960px,calc(100% - 36px));margin:0 auto;padding:54px 0}h1{font-size:clamp(34px,6vw,56px);line-height:1.15;margin:0 0 18px}h2{color:var(--guide-gold);font-size:25px}h3{font-size:20px;margin-top:0}p,li{color:var(--guide-muted)}.lead{max-width:780px;font-size:20px;color:var(--guide-ink)}.eyebrow{display:inline-block;padding:5px 10px;border:1px solid var(--guide-line);border-radius:999px;color:var(--guide-gold);font-size:14px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0}.card,section{padding:22px;border:1px solid var(--guide-line);border-radius:14px;background:var(--guide-panel)}.card h2{margin-top:0}.notice{background:#252016}details{margin:10px 0;padding:16px;border:1px solid var(--guide-line);border-radius:10px}summary{cursor:pointer;color:var(--guide-gold);font-weight:700}footer{padding:28px 18px;border-top:1px solid var(--guide-line);text-align:center;color:var(--guide-muted)}.skip{position:absolute;top:-80px;left:12px;padding:10px;background:#fff;color:#111}.skip:focus{top:12px}a:focus-visible,summary:focus-visible{outline:3px solid #a8f3cb;outline-offset:3px}@media(max-width:700px){header{align-items:flex-start;flex-direction:column}.grid{grid-template-columns:1fr}main{padding:36px 0}nav{width:100%}nav a{padding:8px 4px;font-size:14px}}