:root{--bg:#0D121A;--bg-1:#111827;--bg-2:#151D2B;--bg-3:#182334;--bg-4:#202B3D;--gold:#E8CF92;--gold-2:#C8A96A;--mist:#A9C4E4;--cyan:#79B7C9;--sage:#8FB8A8;--text:#EDF2F7;--text-2:#B8C2D2;--text-3:#8E9AAF;--footer:#080C12;--radius:24px;--shadow:0 18px 44px rgba(0,0,0,.30)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:9999;background:rgba(13,18,26,.92);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(0,0,0,.22)}.site-header:after{content:"";display:block;height:1px;background:linear-gradient(90deg,transparent,rgba(232,207,146,.25),rgba(121,183,201,.16),transparent)}.nav-wrap{height:74px;max-width:1240px;margin:auto;padding:0 22px;display:grid;grid-template-columns:auto 1fr 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