:root{--cream:#F7FAF2;--cream2:#FFFEF8;--deep:#2E4A28;--text:#3A4A34;--muted:#5A6A52;--assist:#7A8A72;--green:#6FA83A;--leaf:#3D7A32;--pale:#C5E08A;--yellow:#F4E8A8;--line:rgba(46,74,40,.14);--shadow:0 14px 34px rgba(46,74,40,.10);--radius:14px;--max:1140px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}.ui-locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:60;box-shadow:0 6px 24px 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