*{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{color:#2b2a28;-webkit-font-smoothing:antialiased;background:#f5f1ea;font-family:-apple-system,PingFang SC,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img{max-width:100%;display:block}:root{--ink:#2b2a28;--paper:#f5f1ea;--paper-2:#ece5d8;--line:#d9cfba;--accent:#b34a3a;--accent-2:#1f4e4a;--muted:#7a7368}.app-shell{flex-direction:column;min-height:100%;display:flex}.site-header{border-bottom:1px solid var(--line);z-index:50;background:#fffaf0;position:sticky;top:0}.header-inner{align-items:center;gap:28px;max-width:1180px;margin:0 auto;padding:14px 24px;display:flex}.brand{align-items:baseline;gap:10px;display:flex}.brand-cn{letter-spacing:4px;color:var(--accent);border-left:4px solid 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