:root{--ink: #15171a;--muted: #6b7280;--line: #e7e9ee;--bg: #ffffff;--soft: #f6f7f9;--accent: #16a34a;--cta: #15171a}*{box-sizing:border-box}html,body{overscroll-behavior-x:none}html{-webkit-text-size-adjust:100%;overflow-x:clip}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}main{max-width:1480px;margin:0 auto;padding:0 18px 60px}.site-header{position:sticky;top:0;z-index:20;background:#ffffffeb;backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}.nav-wrap{max-width:1480px;margin:0 auto;padding:9px 18px;display:flex;align-items:center;gap:8px 16px;flex-wrap:wrap}.brand{display:inline-flex;align-items:center;flex:0 0 auto}.brand img{width:45px;height:48px;object-fit:contain}.nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-left:auto}.nav a{font-size:14px;color:#374151;font-weight:500}.nav 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