:root{color-scheme:light;--bg:#f5efe4;--paper:#fffaf0;--ink:#29261f;--text:#524d44;--muted:#837b70;--line:#e4dac9;--olive:#858164}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.6}
main{max-width:980px;min-height:100vh;margin:0 auto;padding:48px 28px 72px;background:linear-gradient(135deg,rgba(255,250,240,.75),rgba(245,239,228,.66))}
h1,h2,h3,h4{color:var(--ink);letter-spacing:-.02em;margin:0 0 24px}h1{font-size:40px;line-height:1.2;font-weight:700}h2{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);font-size:32px;line-height:1.25;font-weight:600}h3{margin-top:30px;font-size:22px;line-height:1.3}h4{margin-top:26px;font-size:20px}
p{margin:0 0 24px}ul,ol{margin:0 0 24px;padding-left:1.35em}li{margin:8px 0}
table{width:100%;border-collapse:collapse;margin:0 0 28px;background:var(--paper);border:1px solid var(--line)}th,td{padding:12px 14px;border:1px solid var(--line);vertical-align:top;text-align:left}th{background:#eee6d6;color:var(--ink);font-weight:600}
pre{overflow:auto;margin:0 0 28px;padding:18px;border:1px solid var(--line);border-radius:8px;background:#eee5d6;color:#3c382f}code{font-family:"SFMono-Regular",Consolas,monospace;font-size:.92em}
a{color:var(--olive-dark,#676447);text-underline-offset:3px}
@media(max-width:768px){main{padding:34px 18px 56px}h1{font-size:32px}h2{font-size:26px}h3{font-size:21px}table{display:block;overflow:auto}}