:root{--bg:#F3EEEA;--deep:#E7E1DC;--paper:#FFFBFA;--soft:#EFE6E4;--ink:#3D3336;--text:#4F4548;--muted:#8A7A7E;--aux:#A39A96;--pink:#D9A0AE;--rose:#C47B8A;--mist:#E8C9D0;--gray:#9B938E;--clay:#D4B8A8;--sage:#9BB0A5;--line:rgba(196,123,138,.22);--line2:rgba(196,123,138,.40);--shadow:0 16px 36px rgba(61,51,54,.08);--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.shell{width:min(var(--max),calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto 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