:root{--ht-navy:#1e3a8a;--ht-navy-2:#172554;--ht-gold:#d4a017;--ht-green:#15803d;--ht-green-bg:#e8f5ee;--ht-line:#e3e8ef;--ht-text:#111827;--ht-muted:#6b7280;--ht-bg:#f4f7fb;--ht-code:#0f172a}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ht-text);background:var(--ht-bg);font-size:14px;line-height:1.7}
a{color:var(--ht-navy);text-decoration:none}a:hover{text-decoration:underline}
.ht-top{position:fixed;top:0;left:0;right:0;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:linear-gradient(90deg,var(--ht-navy-2),var(--ht-navy) 60%,#1d4ed8);color:#fff;z-index:20;box-shadow:0 2px 12px rgba(23,37,84,.25)}
.ht-brand{display:flex;align-items:center;gap:12px;color:#fff}.ht-brand:hover{text-decoration:none}
.ht-brand img{width:38px;height:38px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}
.ht-brand b{display:block;font-size:17px;letter-spacing:1px;line-height:1.2}.ht-brand small{display:block;font-size:11px;opacity:.75;letter-spacing:.5px}
.ht-top-links{display:flex;align-items:center;gap:22px}.ht-top-links a{color:rgba(255,255,255,.88);font-size:13px}.ht-top-links a:hover{color:#fff;text-decoration:none}
.ht-top-links .ht-tag{padding:3px 10px;border:1px solid rgba(212,160,23,.7);color:var(--ht-gold);border-radius:999px;font-weight:600;font-size:12px;letter-spacing:.5px}
.ht-menu{display:none;background:none;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:6px;font-size:18px;padding:2px 10px}
.ht-wrap{display:flex;padding-top:60px;min-height:100vh}
.ht-side{width:240px;flex:0 0 240px;background:#fff;border-right:1px solid var(--ht-line);padding:18px 14px 30px;position:fixed;top:60px;bottom:0;overflow:auto}
.ht-grp{margin-bottom:16px}.ht-grp h4{margin:0 0 6px;padding:0 10px;font-size:11px;letter-spacing:1.5px;color:var(--ht-muted);text-transform:uppercase;font-weight:600}
.ht-grp a{display:block;padding:7px 12px;border-radius:8px;color:#374151;font-size:13.5px;margin-bottom:2px}
.ht-grp a:hover{background:var(--ht-bg);text-decoration:none}
.ht-grp a.on{background:var(--ht-green-bg);color:var(--ht-green);font-weight:600;box-shadow:inset 3px 0 0 var(--ht-green)}
.ht-side-foot{margin-top:24px;padding:0 12px;font-size:11px;color:#9ca3af}
.ht-main{flex:1;margin-left:240px;padding:26px 40px 60px;max-width:1120px}
.ht-crumb{font-size:12px;color:var(--ht-muted);margin-bottom:12px}
.ht-doc{background:#fff;border:1px solid var(--ht-line);border-radius:16px;padding:32px 40px 40px;box-shadow:0 8px 30px rgba(17,24,39,.05)}
.ht-doc h1{font-size:26px;margin:0 0 6px;color:var(--ht-navy-2);letter-spacing:.5px}.ht-doc h1 a{color:inherit}
.ht-h1-line{width:56px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--ht-gold),var(--ht-green));margin:0 0 22px}
.ht-doc h2{font-size:19px;margin:30px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--ht-line);color:var(--ht-navy-2)}.ht-doc h2 a{color:inherit}
.ht-doc h3{font-size:16px;margin:24px 0 10px;color:var(--ht-navy-2)}.ht-doc h3 a{color:inherit}
.ht-doc h4{font-size:14px;margin:22px 0 8px;color:var(--ht-green);font-weight:700}.ht-doc h4 a{color:inherit}
.ht-doc h1 a:hover,.ht-doc h2 a:hover,.ht-doc h3 a:hover,.ht-doc h4 a:hover{text-decoration:none}
.ht-doc p{margin:8px 0}
.ht-doc blockquote{margin:14px 0;padding:12px 16px;background:#fffbeb;border-left:4px solid var(--ht-gold);border-radius:0 10px 10px 0;color:#78350f}
.ht-doc blockquote p{margin:0}
.ht-doc code{font-family:Menlo,Consolas,"SFMono-Regular",monospace;font-size:12.5px;background:#f1f5f9;color:#be123c;padding:2px 6px;border-radius:5px;word-break:break-all}
.ht-doc code.ht-ep{display:inline-flex;align-items:center;gap:10px;background:var(--ht-code);color:#e2e8f0;padding:9px 14px;border-radius:9px;font-size:13.5px;max-width:100%}
.ht-doc code.ht-ep span{white-space:nowrap;background:var(--ht-green);color:#fff;font-size:11px;font-weight:700;padding:2px 7px;border-radius:4px;letter-spacing:.5px}
.ht-doc .ht-legacy{font-size:12.5px;color:var(--ht-muted);margin-top:-2px}.ht-doc .ht-legacy code{color:#475569;background:#f1f5f9}
.ht-doc pre{background:var(--ht-code);color:#e2e8f0;padding:16px 18px;border-radius:12px;overflow:auto;margin:12px 0;border:1px solid #1e293b;position:relative}
.ht-doc pre code{background:none;color:inherit;padding:0;font-size:12.5px;line-height:1.65;word-break:normal}
.ht-doc table{width:100%;border-collapse:separate;border-spacing:0;margin:12px 0 18px;font-size:13px;border:1px solid var(--ht-line);border-radius:12px;overflow:hidden}
.ht-doc th{background:#f8fafc;color:#374151;font-weight:600;text-align:left;padding:10px 12px;border-bottom:1px solid var(--ht-line)}
.ht-doc td{padding:9px 12px;border-bottom:1px solid #f1f5f9;vertical-align:top}.ht-doc tr:last-child td{border-bottom:0}
.ht-doc tbody tr:hover td{background:#fbfdfc}
.ht-doc td:nth-child(2) ,.ht-doc th:nth-child(2){font-family:Menlo,Consolas,monospace;font-size:12.5px}
.ht-doc ul,.ht-doc ol{padding-left:22px}.ht-doc li{margin:4px 0}
.ht-doc img{max-width:100%}
.ht-foot-nav{display:flex;justify-content:space-between;margin-top:18px}.ht-foot-nav a{padding:8px 16px;background:#fff;border:1px solid var(--ht-line);border-radius:10px;font-size:13px}
.ht-foot-nav a:hover{border-color:var(--ht-green);color:var(--ht-green);text-decoration:none}
.ht-mask{display:none}
@media (max-width:900px){
 .ht-menu{display:block}.ht-top-links{display:none}.ht-top{padding:0 14px}
 .ht-side{transform:translateX(-100%);transition:.2s;z-index:30}body.nav-open .ht-side{transform:none}
 body.nav-open .ht-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:25}
 .ht-main{margin-left:0;padding:16px 12px 40px}.ht-doc{padding:20px 16px;border-radius:12px}.ht-doc h1{font-size:22px}
 .ht-doc td:nth-child(2),.ht-doc th:nth-child(2){font-size:12px}
 .ht-doc table{display:block;overflow-x:auto;white-space:nowrap}.ht-doc td{white-space:normal;min-width:72px}.ht-doc th{white-space:nowrap}
 .ht-doc code.ht-ep{flex-wrap:wrap;font-size:12.5px}
}