:root{--pink:#f6a5c0;--purple:#b48cf0;--ink:#3b3550;--muted:#7a7390;--bg:#fff7f9;--line:#f1dfe6}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.8}
a{color:#8a63d2;text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:860px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:5;background:rgba(255,247,249,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand img{width:32px;height:32px;border-radius:8px}
.nav nav a{margin-left:20px;color:var(--muted);font-size:14px}
.doc{background:#fff;margin:28px auto;padding:36px 40px;border-radius:18px;box-shadow:0 6px 24px rgba(246,165,192,.12)}
.doc h1{font-size:28px;margin-bottom:6px}
.doc .meta{color:var(--muted);font-size:13px;margin-bottom:22px}
.doc h2{font-size:19px;margin:28px 0 10px;padding-left:10px;border-left:4px solid var(--pink)}
.doc h3{font-size:16px;margin:16px 0 6px}
.doc p,.doc li{font-size:15px;color:#4a4360;margin-bottom:8px}
.doc ul{padding-left:22px}
.doc b{color:var(--ink)}
.doc table{width:100%;border-collapse:collapse;margin:10px 0 14px;font-size:14px}
.doc th,.doc td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:var(--bg)}
footer{padding:24px 0 36px;color:var(--muted);font-size:13px;text-align:center}
footer a{color:var(--muted)}
footer p+p{margin-top:4px}
@media (max-width:640px){
  .nav nav a{margin-left:12px;font-size:13px}
  .doc{padding:24px 18px;border-radius:0;margin:0 auto}
  .doc h1{font-size:23px}
  .doc table{display:block;overflow-x:auto}
}