:root{--bg:#fff;--text:#141414;--muted:#F7F9FC;--border:#E6E9EE;--chip-bg:#fff;--chip-border:#DFE6EE;--accent:#E74A2E;--elec:#10A2FF;--card:#fff;--shadow:0 10px 40px rgba(0,0,0,.07)}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
.container{max-width:1150px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand img{height:44px;width:auto;object-fit:contain}
.brand-text strong{font-weight:800}
.brand-text .tagline{display:block;font-size:.8rem;opacity:.7;margin-top:-2px}
.search{display:flex;align-items:center;background:var(--muted);border:1px solid var(--border);border-radius:999px;padding:6px 10px;gap:6px}
.search input{background:transparent;border:0;color:var(--text);outline:none;min-width:220px}
.search #clear{background:transparent;border:0;color:#657081;font-size:20px;cursor:pointer;border-radius:8px;line-height:1}
.filters{padding:16px 0 6px}
.items.scroller{display:flex;gap:10px;flex-wrap:wrap;overflow:visible;padding:4px 2px}
@media (max-width:768px){.items.scroller{flex-wrap:nowrap;white-space:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity;padding:2px 6px}.items.scroller::-webkit-scrollbar{display:none}}
.items .item{background:var(--chip-bg);border:1px solid var(--chip-border);padding:10px 12px;border-radius:999px;cursor:pointer;font-size:clamp(.82rem,.9vw,.92rem);min-height:40px;display:inline-flex;align-items:center;user-select:none;transition:transform .08s,border-color .2s,box-shadow .2s,background .2s}
.items .item:hover{transform:translateY(-1px);border-color:var(--elec);box-shadow:0 0 0 3px color-mix(in oklab,var(--elec) 22%,transparent)}
.items .item.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in oklab,var(--accent) 22%,transparent)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;padding:10px 0 40px}
.image{position:relative;border-radius:16px;overflow:hidden;background:var(--card);border:1px solid var(--border);box-shadow:0 2px 10px rgba(0,0,0,.04);outline:none}
.media{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(180deg,#f2f5fb,#e9eef7)}
.media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s ease}
.image:hover .media img{transform:scale(1.02)}
.price-badge{position:absolute;top:8px;right:8px;background:var(--accent);color:#fff;border-radius:999px;padding:clamp(4px,.6vw,8px) clamp(8px,.9vw,12px);font-weight:700;font-size:clamp(.72rem,.85vw,.95rem);line-height:1;white-space:nowrap;box-shadow:0 2px 10px rgba(231,74,46,.25)}
.meta{padding:10px 12px}
.meta .title{font-size:.98rem;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.25}
.preview-box{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.96);max-width:980px;width:96%;background:#fff;border:1px solid var(--border);border-radius:16px;opacity:0;pointer-events:none;transition:transform .2s,opacity .2s;z-index:1001;box-shadow:var(--shadow);max-height:92vh;overflow:auto}
.preview-box.show{opacity:1;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}
.preview-box .details{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#fff;z-index:2}
.preview-box .left{display:flex;flex-direction:column;gap:6px;min-width:0}
.preview-box .line1{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.preview-box .product{font-weight:700;font-size:1.1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:68vw}
.preview-box .price{background:var(--accent);color:#fff;border-radius:999px;padding:6px 12px;font-weight:700;box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 18%,transparent)}
.preview-box .line2{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.preview-box .sku{font-size:.85rem;opacity:.7}
.preview-box .icon{background:transparent;border:1px solid var(--border);width:34px;height:34px;border-radius:8px;font-size:22px;line-height:30px;text-align:center;color:#444;cursor:pointer;transition:all .15s ease}
.preview-box .icon:hover{border-color:var(--elec);color:var(--elec);box-shadow:0 0 0 3px color-mix(in oklab,var(--elec) 22%,transparent)}
.preview-box .image-box{padding:12px}
.preview-box .image-box img{width:100%;height:auto;border-radius:12px}
.preview-box .caption{padding:8px 12px 0 12px}
.preview-box .caption small{opacity:.65}
.preview-box .desc{padding:0 12px 14px 12px}
.preview-box .desc h4{margin:8px 0 6px 0;font-size:1rem}
.preview-box .desc p{color:#2d3642;line-height:1.45}
.shadow{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .2s;z-index:1000}
.shadow.show{opacity:1;pointer-events:auto}