:root{color-scheme:light;--ink:#171b31;--muted:#60677f;--line:#e6e8f0;--accent:#6257d8;--accent-soft:#f0efff;--bg:#f7f8fc;--surface:#fff}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans","Apple SD Gothic Neo","Segoe UI",sans-serif}
header{padding:44px 24px 36px;background:#10162f;color:#fff}
.header-inner,main,footer{max-width:800px;margin:0 auto}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit}
.brand img{width:52px;height:52px;border-radius:14px;box-shadow:0 8px 18px #0004}
.brand strong{font-size:19px;letter-spacing:.02em}.brand small{display:block;color:#c7c9d8;font-size:12px;line-height:1.3}
.languages{display:flex;gap:7px;flex-wrap:wrap;margin-top:22px}
.languages a{padding:4px 10px;border:1px solid #ffffff2e;border-radius:999px;color:#d9dbeb;text-decoration:none;font-size:12px;line-height:1.6}
.languages a[aria-current="page"]{background:#766ae6;border-color:#8f85ef;color:#fff}
h1{margin:25px 0 4px;font-size:32px;line-height:1.25;letter-spacing:.01em}.updated{margin:0;color:#c7c9d8;font-size:13px}
main{padding:38px 24px 64px}.lead{margin:0 0 28px;padding:18px 20px;border-left:4px solid var(--accent);background:var(--accent-soft);color:#3d3a68;border-radius:0 10px 10px 0}
section{padding:24px 0;border-bottom:1px solid var(--line)}section:last-of-type{border-bottom:0}
h2{margin:0 0 10px;font-size:20px;line-height:1.4}h3{margin:18px 0 5px;font-size:16px}p{margin:8px 0;color:var(--muted)}ul{margin:8px 0;padding-left:1.4em;color:var(--muted)}li{padding:2px 0}a{color:var(--accent)}
.related{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap}.related a{padding:8px 14px;border:1px solid #d9d7f7;border-radius:8px;text-decoration:none;background:#fff;font-size:14px}
footer{padding:0 24px 46px;color:#8a8fa2;font-size:13px}
@media(max-width:560px){header{padding-top:28px}h1{font-size:28px}main{padding-top:26px}.brand img{width:46px;height:46px}}