:root{--bg:#0F141D;--panel:#151B27;--panel2:#1C2433;--gold:#EED59A;--gold2:#C9A96A;--text:#EEF2F7;--muted:#BAC3D4;--dim:#8D97AA;--footer:#090D14}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:var(--gold);text-decoration:none}img{display:block;max-width:100%}.container{width:min(1160px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(15,20,29,.96);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(0,0,0,.22)}.nav-wrap{height:72px;width:min(1220px,calc(100% - 28px));margin:auto;display:flex;align-items:center;gap:28px;white-space:nowrap}.brand-logo img{width:132px;max-height:48px;object-fit:contain}.nav-core{display:flex;gap:25px;align-items:center;margin-left:auto}.nav-core a{color:var(--gold);position:relative;font-weight:600}.nav-core 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