:root{--brand:#0f766e;--brand-d:#115e59;--ink:#0f172a;--mut:#64748b;--bg:#f8fafc;--card:#fff;--line:#e2e8f0;--warn:#b45309;--bad:#b91c1c;--r:12px}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}img{max-width:100%}.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
.top{background:var(--brand);color:#fff;position:sticky;top:0;z-index:5}.bar{display:flex;gap:16px;align-items:center;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
.logo{color:#fff;font-weight:800;font-size:1.3rem;text-decoration:none}.logo span{font-weight:400;opacity:.85;margin-left:4px}
.search{flex:1;display:flex;min-width:200px}.search input{flex:1;min-width:0;padding:10px 12px;border:0;border-radius:8px 0 0 8px;font:inherit}
.search button{border:0;background:var(--brand-d);color:#fff;padding:0 16px;border-radius:0 8px 8px 0;font:inherit;cursor:pointer}
nav{display:flex;gap:14px}nav a{color:#fff;text-decoration:none;font-weight:600}.cartlink b{background:#f59e0b;color:#111;border-radius:99px;padding:1px 8px;font-size:.85rem}
#banner{background:#fef3c7;color:#78350f;text-align:center;padding:8px}main{min-height:60vh;padding:24px 16px;max-width:1200px;margin:0 auto;outline:0}
footer{background:#0f172a;color:#cbd5e1;padding:18px 0;font-size:.9rem}.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.net.on{color:#4ade80}.net.off{color:#fca5a5}
.hero{background:linear-gradient(120deg,var(--brand),#0e7490);color:#fff;border-radius:16px;padding:48px 28px;margin-bottom:24px}.hero h1{margin:0 0 8px;font-size:clamp(1.7rem,4vw,2.6rem)}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}.btn:hover{background:var(--brand-d)}
.btn.light{background:#fff;color:var(--brand)}.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}.btn:disabled{opacity:.5;cursor:not-allowed}
.promo{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:24px 0}.promo div,.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px}
h2{margin:28px 0 12px}.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{background:var(--card);border:1px solid var(--line);border-radius:99px;padding:8px 16px;text-decoration:none;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:0 6px 20px #0f172a1a;transform:translateY(-2px)}
.card .body{padding:12px;display:flex;flex-direction:column;gap:4px;flex:1}.card h3{margin:0;font-size:1rem}.mut{color:var(--mut);font-size:.9rem}.price{font-weight:700;font-size:1.1rem}
.pimg{width:100%;aspect-ratio:1;object-fit:cover;background:#e2e8f0;display:block}.pimg.noimg{opacity:.4}
.badge{display:inline-block;font-size:.8rem;font-weight:600;border-radius:99px;padding:2px 10px;background:#dcfce7;color:#166534}.badge.low_stock{background:#fef3c7;color:var(--warn)}.badge.out_of_stock{background:#fee2e2;color:var(--bad)}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}select,input[type=number]{padding:8px 10px;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;max-width:100%}
.err{background:#fee2e2;color:#7f1d1d;border-radius:var(--r);padding:16px}.note{background:#e0f2fe;color:#075985;border-radius:8px;padding:8px 12px;margin-bottom:12px}.empty{text-align:center;padding:40px;color:var(--mut)}
.pager{display:flex;gap:12px;align-items:center;justify-content:center;margin:24px 0}
.detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}.variants{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.variants button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 14px;font:inherit;cursor:pointer}.variants button[aria-pressed=true]{border-color:var(--brand);background:#ccfbf1}
.row{display:grid;grid-template-columns:72px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.row .pimg{width:72px;border-radius:8px}
.qty{display:flex;align-items:center;gap:6px}.qty button{width:32px;height:32px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;font-size:1.1rem}
.sum{max-width:420px;margin-left:auto;margin-top:16px}.sum div{display:flex;justify-content:space-between;padding:4px 0}.sum .tot{font-weight:800;border-top:1px solid var(--line);margin-top:6px;padding-top:8px}
.demo{background:#fef3c7;border:2px solid #f59e0b;color:#78350f;font-weight:700;border-radius:var(--r);padding:14px;margin-bottom:16px;text-align:center}
.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:10px 18px;border-radius:8px;z-index:9}
@media (max-width:768px){.detail{grid-template-columns:1fr}.row{grid-template-columns:56px 1fr}.row>:last-child{grid-column:1/-1}.hero{padding:32px 20px}.search{order:3;flex-basis:100%}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}