:root{--bg:#111318;--nav:#151820;--panel:#1A1E27;--muted:#222733;--orange:#F45132;--hover:#FF684E;--gold:#D7A84B;--white:#F7F8FA;--body:#D5D8DF;--sub:#AEB4C0}*{box-sizing:border-box;max-width:100%}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--body);font-family:system-ui,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}body.drawer-open{overflow:hidden}a{color:#e5e8f1;text-decoration:none;touch-action:manipulation}a:hover{color:var(--hover)}button{font:inherit;cursor:pointer}h1,h2,h3{color:var(--white);line-height:1.3}h1{font-size:clamp(27px,3vw,40px);margin:0 0 18px}h2{font-size:24px;margin:0 0 18px}h3{font-size:19px;margin:0 0 10px}p{margin:0 0 17px}ul{padding-left:22px}.container{width:min(1180px,calc(100% - 36px));margin:auto}.site-header{position:relative;z-index:50;background:var(--nav);border-bottom:1px solid rgba(255,255,255,.09)}.header-inner{width:min(1180px,calc(100% - 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