:root{color-scheme:dark;--bg:#091015;--surface:#101d26;--ink:#edf5f8;--muted:#abc0cb;--line:#273c49;--accent:#83d2ff;font-family:Inter,"Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;font-size:16px;line-height:1.8}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}a{color:var(--accent);text-underline-offset:5px}a:hover{color:#fff}a:focus-visible{outline:2px solid var(--accent);outline-offset:6px;border-radius:2px}.wrap{width:min(1120px,calc(100% - 48px));margin:auto}header{border-bottom:1px solid var(--line)}nav{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{color:var(--ink);font-size:23px;font-weight:750;letter-spacing:-.04em;text-decoration:none}.nav-links{display:flex;gap:28px;font-size:14px}.nav-links a{text-decoration:none;color:var(--muted)}.nav-links [aria-current=page]{color:var(--accent)}.hero{padding:88px 0 72px;max-width:900px}.eyebrow{color:var(--accent);font-size:14px;letter-spacing:.1em;font-weight:650}.hero h1{font-size:clamp(36px,5.5vw,64px);line-height:1.25;letter-spacing:-.04em;margin:20px 0 24px}.hero p{max-width:710px;font-size:18px;color:var(--muted)}.actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap;margin-top:32px}.button{display:inline-block;border:1px solid var(--accent);background:var(--accent);color:#07151d;padding:12px 22px;border-radius:8px;font-weight:650;text-decoration:none}.button:hover{background:#c8ebff;color:#07151d}.features{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature{padding:32px 28px 36px 0}.feature+.feature{padding-left:28px;border-left:1px solid var(--line)}.number{color:var(--accent);font-size:14px;font-variant-numeric:tabular-nums}.feature h2{font-size:21px;margin:14px 0 10px}.feature p{color:var(--muted);margin:0}.section{padding:64px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 2fr;gap:48px}.section h2{margin:0;font-size:28px;line-height:1.4}.section p:first-child{margin-top:0}.section p{color:var(--muted)}ol{padding-left:22px}li{padding-left:8px;margin-bottom:14px}.note{font-size:14px;color:var(--muted)}footer{padding:28px 0 36px;font-size:14px;color:var(--muted)}footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.policy{max-width:780px;padding:64px 0 80px}.policy h1{font-size:40px;line-height:1.3;margin:12px 0}.policy h2{font-size:23px;margin-top:40px}.policy p,.policy li{color:var(--muted)}.policy ul{padding-left:20px}.policy strong{color:var(--ink)}.policy .meta{font-size:14px}.policy .summary{border-left:3px solid var(--accent);padding:12px 20px;margin-top:28px;background:var(--surface)}
@media(max-width:700px){.wrap{width:calc(100% - 36px)}nav{min-height:76px;gap:16px}.nav-links{gap:16px}.hero{padding:48px 0}.hero p{font-size:16px}.features,.section{grid-template-columns:1fr}.feature,.feature+.feature{padding:24px 0;border-left:0}.feature+.feature{border-top:1px solid var(--line)}.section{padding:40px 0;gap:20px}.section h2{font-size:25px}.policy{padding:40px 0}.policy h1{font-size:32px}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}