:root{--bg:#011022;--bg2:#071a32;--panel:#0b203d;--panel2:#102a4e;--text:#f7faff;--muted:#a9bad1;--primary:#2071ff;--primary2:#55a1ff;--gold:#fea019;--line:rgba(255,255,255,.12);--shadow:0 24px 60px rgba(0,0,0,.28);font-family:Poppins,"Noto Sans SC",system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(1,16,34,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav{height:74px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;margin-right:auto}.brand .logo{width:116px}.brand .anniversary{height:31px;width:auto}.navlinks{display:flex;align-items:center;gap:24px;font-size:14px}.navlinks 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