:root{--navy:#0f1b3d;--coral:#ef5350;--teal:#1aa5a5;--bg:#f4f5f7}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:#222;padding-bottom:64px}
a{color:inherit;text-decoration:none}
.badge{background:#ffb300;color:#000;text-align:center;font-weight:700;font-size:12px;padding:3px;letter-spacing:1px}
header{background:var(--navy);color:#fff;padding:10px 12px;position:sticky;top:0;z-index:5}
.top{display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px}
.brand img{height:56px;width:auto;border-radius:8px;background:#fff;padding:3px 8px}
.cartbtn{font-size:22px;position:relative}.cartbtn b{position:absolute;top:-6px;right:-10px;background:var(--teal);font-size:11px;border-radius:10px;padding:1px 6px}
.search{display:flex;margin-top:10px;border:2px solid var(--coral);border-radius:6px;overflow:hidden}
.search input{flex:1;border:0;padding:10px;font-size:15px}.search button{background:var(--coral);color:#fff;border:0;padding:0 14px;font-weight:700}
main{padding:12px}h2{font-size:18px;margin:16px 0 8px;border-left:4px solid var(--teal);padding-left:8px}
.cats{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px}.cat{flex:0 0 84px;text-align:center;font-size:12px}
.cat img{width:72px;height:72px;border-radius:50%;object-fit:cover;background:#fff;border:2px solid var(--teal)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.card{background:#fff;border-radius:8px;padding:8px;box-shadow:0 1px 3px rgba(0,0,0,.08);display:flex;flex-direction:column}
.card img{width:100%;aspect-ratio:1;object-fit:contain;background:#fff}.card .n{font-size:13px;margin:6px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.price{color:var(--teal);font-weight:800}.price del{color:#999;font-weight:400;margin-right:4px}
.btn{background:var(--teal);color:#fff;border:0;border-radius:6px;padding:10px;font-weight:700;width:100%;margin-top:6px;font-size:15px}
.btn.coral{background:var(--coral)}.btn:disabled{background:#aaa}
.det img.main{width:100%;background:#fff;border-radius:8px;aspect-ratio:1;object-fit:contain}.thumbs{display:flex;gap:6px;overflow-x:auto;margin:6px 0}
.thumbs img{width:56px;height:56px;object-fit:cover;border-radius:4px;border:1px solid #ddd}
.stock{font-size:13px;margin:4px 0}.in{color:#2e7d32}.out{color:#c62828}.desc{background:#fff;padding:10px;border-radius:8px;font-size:14px;overflow:hidden}.desc img{max-width:100%}
.line{display:flex;gap:10px;background:#fff;border-radius:8px;padding:8px;margin-bottom:8px;align-items:center}.line img{width:64px;height:64px;object-fit:contain}
.line .i{flex:1;font-size:13px}.qty{display:flex;align-items:center;gap:6px;margin-top:6px}.qty button{width:28px;height:28px;border:1px solid #ccc;background:#fff;border-radius:4px}
.rm{color:var(--coral);background:none;border:0;font-size:12px}.tot{background:#fff;padding:12px;border-radius:8px;font-size:17px;font-weight:700;display:flex;justify-content:space-between}
.note{font-size:12px;color:#555;margin-top:8px}.msg{text-align:center;color:#666;padding:30px}
.tabs{position:fixed;bottom:0;left:0;right:0;background:var(--navy);display:flex}.tabs a{flex:1;color:#fff;text-align:center;padding:14px 0;font-size:14px}
.more{display:block;margin:12px auto}