:root{--bg:#FBF8F3;--ink:#2B2A28;--sub:#6F6A62;--sun:#F59E0B;--line:#ECE5DA}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN",system-ui,sans-serif;line-height:1.75}
main{max-width:720px;margin:0 auto;padding:40px 16px 64px}h1{font-size:28px;margin:0 0 8px}h2{font-size:19px;margin:32px 0 8px;border-left:4px solid var(--sun);padding-left:10px}
p,li{font-size:15px}.lead{color:var(--sub)}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;margin:16px 0}
a{color:#B45309}nav{display:flex;gap:16px;font-size:14px;margin-bottom:24px}footer{margin-top:48px;font-size:12px;color:var(--sub)}