:root{--paper:#F4EDE0;--deep:#E4D6C0;--card:#FBF6EC;--sub:#EDE3D0;--ink:#1C160C;--text:#2A2214;--muted:#5A4A30;--aux:#7A6848;--gold:#8A6A28;--copper:#C49A3C;--border:rgba(28,22,12,.12);--focus:rgba(138,106,40,.50);--shadow:0 12px 28px rgba(28,22,12,.08);--max:960px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(var(--max),calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:50}.gold-edge{height:20px;background:var(--ink);color:var(--copper);font-size:12px}.edge-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-action{border:0;background:transparent;color:var(--copper);padding:0 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