/* Decant legal pages — plain, readable, mobile-first. No brand system on purpose: these are legal documents for App Review, not marketing. */ :root { --bg: #ffffff; --text: #171717; --muted: #737373; --rule: #e5e5e5; --link: #171717; --toggle-on-bg: #171717; --toggle-on-text: #ffffff; } @media (prefers-color-scheme: dark) { :root { --bg: #111111; --text: #ececec; --muted: #9a9a9a; --rule: #2a2a2a; --link: #ececec; --toggle-on-bg: #ececec; --toggle-on-text: #111111; } } * { box-sizing: border-box; } html { -webkit-text-size-adjust: 100%; } body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Helvetica Neue", "Segoe UI", Roboto, "Noto Sans TC", sans-serif; font-size: 16px; line-height: 1.75; } /* Language switching: `?lang=en` adds .lang-en to (see inline script in ). Default (no class) shows Chinese — so the page is complete even without JavaScript. */ html.lang-en [data-lang="zh"] { display: none; } html:not(.lang-en) [data-lang="en"] { display: none; } .nav { border-bottom: 1px solid var(--rule); padding: 1rem 1.25rem; } .nav-inner { max-width: 720px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; } .brand { font-weight: 600; letter-spacing: -0.01em; } .lang-toggle { display: flex; gap: 0.25rem; } .lang-toggle a { color: var(--muted); text-decoration: none; font-size: 0.875rem; padding: 0.25rem 0.625rem; border-radius: 6px; } .lang-toggle a[aria-current="page"] { background: var(--toggle-on-bg); color: var(--toggle-on-text); } main { max-width: 720px; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; } @media (min-width: 640px) { main { padding-top: 3.5rem; } } h1 { font-size: 1.625rem; line-height: 1.3; letter-spacing: -0.01em; margin: 0 0 0.5rem; } @media (min-width: 640px) { h1 { font-size: 1.875rem; } } .meta { color: var(--muted); font-size: 0.875rem; margin: 0 0 2rem; } .intro { margin: 0 0 2.5rem; } section + section { margin-top: 2.5rem; } h2 { font-size: 1.125rem; line-height: 1.4; margin: 0 0 0.75rem; } p { margin: 0 0 0.75rem; } ul { margin: 0 0 0.75rem; padding-left: 1.25rem; } li { margin: 0 0 0.5rem; } a { color: var(--link); }