.product-subnav{top:var(--nav-height);z-index:18;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#fffffff0;position:sticky}.product-subnav-static{position:static}.product-subnav-inner{align-items:center;gap:0;min-height:54px;display:flex}.product-subnav-home{min-height:54px;color:var(--text-muted);transition:color .18s var(--ease-standard);border-bottom:3px solid #0000;flex-shrink:0;align-items:center;gap:6px;padding:0 14px 0 4px;font-size:.95rem;font-weight:700;display:inline-flex}.product-subnav-home:hover{color:var(--blue-deep)}.product-subnav-divider{background:var(--line);flex-shrink:0;width:1px;height:22px;margin:0 4px}.product-subnav-tabs{scroll-behavior:smooth}.product-subnav-group,.product-subnav-tabs{flex:1;align-items:center;min-width:0;display:flex}.product-subnav-group-label{letter-spacing:.06em;text-transform:uppercase;min-height:54px;color:var(--text-muted);flex-shrink:0;align-items:center;padding:0 10px 0 12px;font-size:.72rem;font-weight:700;display:inline-flex}.product-subnav-group-divider{background:var(--line);flex-shrink:0;width:1px;height:22px;margin:0 6px}.product-subnav-tab{min-width:0;min-height:54px;color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;transition:color .18s var(--ease-standard),border-color .18s var(--ease-standard);border-bottom:3px solid #0000;flex:1 1 0;justify-content:center;align-items:center;gap:.4em;padding:0 8px;font-size:.9rem;font-weight:500;display:inline-flex;overflow:hidden}.product-subnav-tab-icon{flex-shrink:0;width:1em;height:1em}.product-subnav-tab:hover{color:var(--text)}.product-subnav-tab.active{color:var(--blue-deep);border-bottom-color:var(--blue);font-weight:600}@media (width<=820px){.product-subnav-inner{min-height:48px}.product-subnav-home{min-height:48px;padding:0 10px 0 2px;font-size:.9rem}.product-subnav-divider{height:18px;margin:0 2px}.product-subnav-tabs{-webkit-overflow-scrolling:touch;scrollbar-width:none;overflow-x:auto}.product-subnav-tabs::-webkit-scrollbar{display:none}.product-subnav-group{flex:none}.product-subnav-group-label{min-height:48px;padding:0 4px 0 8px;font-size:.68rem}.product-subnav-group-divider{height:18px;margin:0 3px}.product-subnav-tab{flex:none;min-height:48px;padding:0 12px;font-size:.86rem}}.product-subnav-default .product-subnav-tab{flex:1;gap:8px;padding:0 16px;font-size:1rem}.product-subnav-default .product-subnav-tab-icon{width:20px;height:20px}@media (width<=820px){.product-subnav-default .product-subnav-tab{flex:none;padding:0 14px;font-size:.88rem}.product-subnav-default .product-subnav-tab-icon{width:18px;height:18px}}.product-subnav-nested{padding:10px 0}.product-subnav-nested .product-subnav-inner{flex-wrap:wrap;justify-content:center;gap:8px;min-height:0}.product-subnav-nested .product-subnav-home{border:1px solid var(--line);background:var(--bg-soft);min-height:36px;color:var(--text-muted);border-radius:999px;padding:0 18px;font-size:.9rem;font-weight:600}.product-subnav-nested .product-subnav-home:hover{color:var(--blue-deep);border-color:#2563eb47}.product-subnav-nested .product-subnav-divider,.product-subnav-nested .product-subnav-group-divider,.product-subnav-nested .product-subnav-group-label{display:none}.product-subnav-nested .product-subnav-tabs{flex-wrap:wrap;flex:none;justify-content:center;gap:8px}.product-subnav-nested .product-subnav-group{flex:none;gap:8px}.product-subnav-nested .product-subnav-tab{background:var(--bg-soft);min-height:36px;color:var(--text-muted);border:1px solid var(--line);transition:background .18s var(--ease-standard),border-color .18s var(--ease-standard),color .18s var(--ease-standard);border-bottom:none;border-radius:999px;flex:none;padding:0 18px;font-size:.9rem;font-weight:500}.product-subnav-nested .product-subnav-tab:hover{color:var(--text);border-color:#2563eb47}.product-subnav-nested .product-subnav-tab.active{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}.product-subnav-nested .product-subnav-tab-icon{width:1em;height:1em}