:root{--bg:#F7F4EE;--card:#fff;--soft:#F0EAF4;--dark:#30243D;--title:#2C2535;--body:#4A4350;--muted:#716A77;--purple:#704C90;--gold:#D6B36B;--line:#E6DFE9}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font:16px/1.7 system-ui,-apple-system,"Noto Sans SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:var(--purple);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto;object-fit:contain;object-position:center}.wrap{max-width:1180px;margin:0 auto;padding-left:28px;padding-right:28px;min-width:0}.site-header{background:#fff;border-bottom:1px solid 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