:root{--bg:#F8F3EB;--deep:#EFE6D8;--panel:#FFFCF7;--soft:#E8F0E5;--text:#29332B;--title:#17251A;--muted:#5E6A60;--red:#D92B3A;--red2:#F04452;--green:#1F4A32;--leaf:#338554;--border:rgba(31,74,50,.16);--shadow:0 14px 34px rgba(23,37,26,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}body.locked{overflow:hidden}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(217,43,58,.35);outline-offset:3px}.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,252,247,.97);border-bottom:2px solid 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