:root{--bg:#fbfaf7;--ink:#2a2622;--muted:#6b645c;--line:#e3ded6;--accent:#3b6d5a;--accent-ink:#fff}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 "Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);background:var(--bg)}
.test-banner{background:#fff3cd;color:#5c4400;font-size:13px;text-align:center;padding:6px 12px;border-bottom:1px solid #e8d9a0}
header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--line);background:#fff}
header .brand{font-size:20px;font-weight:700;text-decoration:none;color:var(--ink)}
nav a{margin-left:18px;color:var(--muted);text-decoration:none}nav a:hover{color:var(--ink)}
.cart{border:1px solid var(--line);padding:6px 12px;border-radius:4px;background:#fff}
main{max-width:960px;margin:0 auto;padding:32px 24px}
.hero{padding:40px 0 24px;border-bottom:1px solid var(--line)}
.hero h1{font-size:30px;margin:0 0 8px}.hero p{color:var(--muted);margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px;margin-top:28px}
.item{background:#fff;border:1px solid var(--line);padding:16px}
.item .img{height:120px;background:#eee9e0;margin-bottom:12px}
.item h3{font-size:16px;margin:0 0 4px}.item .price{font-weight:700}.item .sku{font-size:12px;color:var(--muted)}
.item button{margin-top:10px;width:100%;padding:8px;border:0;background:var(--accent);color:var(--accent-ink);cursor:pointer}
section{margin-top:36px}h2{font-size:20px;margin:0 0 12px}
footer{margin-top:48px;border-top:1px solid var(--line);padding:20px 24px;font-size:13px;color:var(--muted)}
table{border-collapse:collapse;width:100%}td,th{border:1px solid var(--line);padding:8px;text-align:left}