:root{--bg:#fff;--panel:#f9f9f9;--muted:#666;--text:#111;--brand:#2d8cff;--brand-2:#ff5d6c;--line:#e5e5e5;--shadow:0 4px 14px rgba(0,0,0,.08);--radius:12px}body{background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,Noto Sans,Helvetica Neue,sans-serif;margin:0}.product{display:grid;gap:28px;grid-template-columns:1.05fr .95fr}@media (max-width:960px){.product{grid-template-columns:1fr}}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px 12px;list-style:none;margin:8px 0 20px;padding:0}.breadcrumb a{color:var(--muted);text-decoration:none}.breadcrumb a:hover{color:var(--brand)}.breadcrumb span{color:var(--text)}.gallery{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.gallery__stage{position:relative}.gallery__hero{border-radius:10px;box-shadow:var(--shadow);width:100%}.badge{background:var(--brand);border-radius:999px;color:#fff;font-size:12px;font-weight:700;left:14px;padding:6px 10px;position:absolute;top:14px}.gallery__thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto}.thumb{background:#fff;border:1px solid var(--line);border-radius:8px;cursor:pointer}.thumb img{border-radius:8px;display:block;height:70px;object-fit:cover;width:70px}.thumb:hover{border-color:var(--brand)}.details{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.band{color:var(--brand-2);font-size:14px;letter-spacing:.3px;margin:0 0 4px;text-transform:uppercase}.product-title{font-size:26px;font-weight:600;margin:0 0 14px}.price-row{align-items:center;display:flex;gap:14px;margin:10px 0}.price{color:var(--brand);font-size:24px;font-weight:800}.installment{border:1px dashed var(--line);border-radius:999px;color:var(--muted);font-size:12px;padding:4px 8px}.note{color:var(--muted);margin:6px 0 16px}.option{margin:18px 0}.option__label{font-weight:700;margin-bottom:8px}.size-grid{display:flex;flex-wrap:wrap;gap:10px}.pill{align-items:center;background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--text);cursor:pointer;display:inline-flex;height:40px;justify-content:center;padding:0 16px;transition:all .2s ease}.pill:hover{border-color:var(--brand)}input[type=radio]:checked+.pill{border-color:var(--brand);box-shadow:0 0 0 2px rgba(45,140,255,.2)}.is-disabled{cursor:not-allowed;opacity:.4}.size-guide{color:var(--brand);display:inline-block;margin-top:10px;text-decoration:none}.size-guide:hover{text-decoration:underline}.cta{display:flex;flex-direction:column;gap:12px;margin:18px 0}.btn{appearance:none;border:0;border-radius:10px;cursor:pointer;font-weight:700;padding:14px 18px;transition:background .15s ease,transform .06s ease}.btn:active{transform:translateY(1px)}.btn-primary{background:#000;color:#fff}.btn-primary:hover{background:#1f6fd1}.btn-ghost{align-items:center;background:#fff;border:1px solid var(--line);color:var(--text);display:inline-flex;gap:8px;text-decoration:none}.btn-ghost:hover{border-color:var(--brand)}.btn-disabled{background:#ddd;color:#777;cursor:not-allowed}.ico{height:18px;width:18px}.btn-success{align-items:center;background-color:#25d366;border-radius:4px;color:#fff;display:flex;font-size:14px;font-weight:400;gap:8px;padding:8px 16px;text-decoration:none}.btn-success:hover{background-color:#128c7e}.btn-success i{font-size:20px}.marketplaces{display:flex;flex-wrap:wrap;gap:8px}.trust{color:var(--muted);display:flex;font-size:14px;gap:18px;list-style:none;margin:8px 0;padding:0}.trust li{gap:6px}.seller,.trust li{align-items:center;display:flex}.seller{background:#fff;border:1px solid var(--line);border-radius:10px;gap:12px;margin-top:14px;padding:12px}.seller__avatar{border-radius:50%;height:44px;object-fit:cover;width:44px}.seller__name{font-weight:700}.seller__link{color:var(--brand);font-size:14px;text-decoration:none}.seller__link:hover{text-decoration:underline}.desc{margin-top:18px}.desc h3{margin:0 0 8px}.related{margin-top:34px}.related h3{margin:0 0 12px}.grid{display:grid;gap:14px;grid-template-columns:repeat(4,1fr)}@media (max-width:960px){.grid{grid-template-columns:repeat(2,1fr)}}.card{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);color:inherit;display:block;overflow:hidden;text-decoration:none}.card img{height:180px;object-fit:cover;width:100%}.card__meta{padding:12px}.card__title{font-size:14px;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card__price{color:var(--brand);font-weight:800}.sticky-bar{align-items:center;background:#fff;border-top:1px solid var(--line);bottom:0;box-shadow:0 -2px 10px rgba(0,0,0,.05);display:flex;justify-content:space-between;left:0;padding:12px 14px;position:fixed;right:0;z-index:50}.sticky-bar__price{color:var(--brand);font-size:18px;font-weight:800}@media (min-width:961px){.sticky-bar{display:none}}