.product-page{padding:32px 0 72px}
.crumb{color:var(--muted);font-size:14px;margin-bottom:20px}

.product{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start;margin-bottom:56px}

.gallery{display:grid;grid-template-columns:88px 1fr;gap:16px}
.gallery__thumbs{display:flex;flex-direction:column;gap:10px;max-height:560px;overflow-y:auto}
.gallery__thumbs button{padding:0;width:80px;height:80px;border-radius:12px;overflow:hidden;background:var(--card);border:2px solid transparent;flex:none}
.gallery__thumbs button.is-active{border-color:var(--text)}
.gallery__thumbs img{width:100%;height:100%;object-fit:cover}

.gallery__main{position:relative;background:var(--card);border-radius:var(--r);display:flex;align-items:center;justify-content:center;min-height:420px;padding:24px}
.gallery__main img{max-width:100%;max-height:520px;object-fit:contain}

.product__title{font-size:clamp(28px,4vw,40px);font-weight:600;letter-spacing:-.03em;line-height:1.15;margin-bottom:24px}
.product__side{padding-top:4px}
.product__short{font-size:16px;line-height:1.55;margin-bottom:16px}
.product__keys{list-style:none;display:flex;flex-direction:column;gap:8px;margin-bottom:24px;color:var(--muted);font-size:14px;line-height:1.45}
.product__keys li{display:flex;gap:10px}
.product__keys li::before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:var(--text);margin-top:8px}
.product__hint{color:var(--muted);font-size:13px;margin-top:14px}
.product__acts{display:flex;gap:10px;flex-wrap:wrap}
.product__acts .btn{font-size:15px}

.tabs{background:var(--card);border-radius:var(--r);overflow:hidden}
.tabs__bar{display:flex;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;border-bottom:1px solid var(--line)}
.tabs__bar::-webkit-scrollbar{display:none}
.tabs__tab{flex:none;padding:18px 28px;font-size:16px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap;transition:color .15s,background .15s}
.tabs__tab:hover{color:var(--text)}
.tabs__tab.is-active{color:var(--text);background:var(--bg);border-bottom-color:var(--text)}
.tabs__panel{padding:28px 32px 36px}
.tabs__panel[hidden]{display:none}
.tabs__panel p{font-size:16px;line-height:1.7;margin-bottom:14px;max-width:80ch}
.tabs__panel h3{font-size:19px;font-weight:600;letter-spacing:-.01em;margin:26px 0 10px}
.tabs__panel h3:first-child{margin-top:0}
.bullets{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 32px}
.bullets li{display:flex;gap:10px;font-size:15px;line-height:1.5}
.bullets li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--text);margin-top:9px}

.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table th,.spec-table td{text-align:left;vertical-align:top;padding:11px 14px;border-bottom:1px solid var(--line);line-height:1.45}
.spec-table tr:not(.spec-table__group) th{width:34%;font-weight:500;color:var(--muted)}
.spec-table td{font-weight:500}
.spec-table__group th{padding-top:26px;font-size:17px;font-weight:600;color:var(--text);border-bottom:2px solid var(--text)}
.spec-table tr:first-child.spec-table__group th{padding-top:6px}

@media(max-width:900px){
  .product{grid-template-columns:1fr}
  .gallery{grid-template-columns:64px 1fr}
  .gallery__thumbs button{width:56px;height:56px}
  .bullets{grid-template-columns:1fr}
  .tabs__panel{padding:22px 18px 28px}
  .tabs__tab{padding:15px 18px;font-size:15px}
  .spec-table tr:not(.spec-table__group) th{width:42%}
}