:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "PingFang TC", "Microsoft YaHei", sans-serif; color: #28343c; background: #faf9f6; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 860px; margin: 0 auto; padding: 36px 24px 28px; }
h1 { font-size: 28px; line-height: 1.45; margin: 0 0 20px; }
h2 { font-size: 22px; line-height: 1.5; margin: 36px 0 16px; }
h3 { font-size: 18px; line-height: 1.5; margin: 18px 0 10px; }
p { font-size: 16px; line-height: 1.85; margin: 12px 0; overflow-wrap: anywhere; }
ul { padding-left: 24px; font-size: 16px; line-height: 1.85; }
li { margin: 8px 0; overflow-wrap: anywhere; }
a { color: #226557; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:hover { color: #163f36; }
a:focus-visible { outline: 2px solid #226557; outline-offset: 4px; border-radius: 2px; }
.summary { padding: 16px 20px; background: #eee9dc; border-left: 4px solid #857451; border-radius: 0 8px 8px 0; }
.meta { color: #5c6870; font-size: 14px; line-height: 1.8; }
.identifier { word-break: break-all; }
.language { margin: 22px 0 8px; }
.language a { display: inline-block; padding: 10px 0; min-height: 44px; }
nav { display: flex; flex-wrap: wrap; gap: 4px 20px; padding: 14px 0; border-top: 1px solid #d9dfdb; border-bottom: 1px solid #d9dfdb; }
nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: 15px; }
section { scroll-margin-top: 16px; }
.sdk { padding: 8px 20px 14px; margin: 16px 0; background: #fff; border: 1px solid #d9dfdb; border-radius: 10px; }
footer { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid #d9dfdb; padding-top: 20px; margin-top: 36px; font-size: 14px; color: #5c6870; }
@media (max-width: 420px) { main { padding: 26px 18px; } h1 { font-size: 25px; } h2 { font-size: 21px; } .sdk { padding: 6px 16px 12px; } }
@media print { :root { background: #fff; } main { max-width: none; padding: 0; } nav, .language, footer { display: none; } .sdk { break-inside: avoid; } a { color: inherit; } }