:root{--bg:#F6F0E6;--deep:#EFE6D6;--paper:#FFF9F0;--soft:#E8DCC8;--ink:#2C2118;--text:#4A3828;--muted:#6E5744;--aux:#8A7360;--clay:#C47A3A;--sand:#C4A574;--olive:#6B7F4A;--brown:#5C3A21;--border:rgba(92,58,33,.16);--shadow:0 16px 42px rgba(44,33,24,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.locked{overflow:hidden}.skip-link{position:fixed;left:12px;top:-60px;z-index:9999;background:var(--ink);color:#fff;padding:8px 14px}.skip-link:focus{top:8px}.site-header{position:fixed;left:0;right:0;top:0;z-index:1000;box-shadow:0 4px 16px rgba(44,33,24,.06)}.earthline{height:20px;background:var(--ink);color:var(--deep);font-size:12px}.top-inner,.bar-inner,.tabs-inner,.footer-inner{max-width:1240px;margin:auto;padding:0 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