:root{font-family:Arial,"Microsoft JhengHei",sans-serif;color:#50432b;background:#fffaf0}*{box-sizing:border-box}body{margin:0}header,footer{max-width:1040px;margin:auto;padding:28px 24px;display:flex;justify-content:space-between;border-bottom:1px solid #ead9b4}a{color:#856422;text-underline-offset:5px}main{max-width:820px;margin:auto;padding:48px 24px 72px}h1{font-size:clamp(28px,5vw,42px);line-height:1.4;margin:24px 0}h2{font-size:24px;line-height:1.5;margin:0 0 16px}p{font-size:18px;line-height:1.95}section{padding:30px 0;border-bottom:1px solid #ead9b4}aside{background:#f5e9cb;padding:28px;border-radius:18px;margin:40px 0}.cta{display:inline-block;padding:14px 20px;border-radius:10px;background:#856422;color:white;text-decoration:none}footer{font-size:14px}