:root{--navy:#082b61;--blue:#0867dc;--ice:#eaf4ff;--ice-strong:#d8ebff;--text:#112b4c;--muted:#6c7f98;--line:#dce6f1;--green:#00a99d;--danger:#d94c4c;--white:#fff;--shadow:0 14px 40px #13365f1f}*{box-sizing:border-box}html{background:#f4f8fd}body{min-width:320px;min-height:100vh;color:var(--text);-webkit-font-smoothing:antialiased;background:#f4f8fd;margin:0;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif}button,input{font:inherit}button{color:inherit}button:focus-visible,input:focus-visible,a:focus-visible{outline-offset:2px;outline:3px solid #0867dc47}.app-shell{background:var(--white);max-width:1180px;min-height:100vh;margin:0 auto}.topbar{border-bottom:1px solid var(--line);z-index:30;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff2;grid-template-columns:1fr auto 1fr;align-items:center;height:80px;padding:0 24px;display:grid;position:sticky;top:0}.topbar-title{text-align:center;flex-direction:column;gap:2px;display:flex}.topbar-title strong{letter-spacing:.03em;font-size:22px}.topbar-title span{color:var(--muted);font-size:12px}.date-picker{color:var(--muted);justify-content:center;align-items:center;gap:6px;font-size:12px;font-weight:800;display:flex}.date-picker input{border:1px solid var(--line);height:28px;color:var(--navy);background:#fff;border-radius:8px;padding:0 6px;font-size:12px;font-weight:900}.topbar-actions{justify-self:end;align-items:center;gap:8px;display:flex}.icon-button{cursor:pointer;background:0 0;border:0;border-radius:14px;place-items:center;width:44px;height:44px;display:inline-grid}.icon-button:hover{background:var(--ice)}.live-pill{color:#008d99;cursor:pointer;background:#eafcfc;border:0;border-radius:999px;align-items:center;gap:5px;padding:8px 12px;font-size:13px;font-weight:700;display:inline-flex}.category-tabs{z-index:25;border-bottom:1px solid 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var(--line);content-visibility:auto;contain-intrinsic-size:260px 350px;background:#fff;border-radius:16px;min-width:0;transition:border-color .18s,box-shadow .18s,transform .18s;overflow:hidden}.product-card.selected{border-color:var(--blue);box-shadow:0 0 0 2px #0867dc1c}.product-card.sold-out{opacity:.58}.product-image-button{aspect-ratio:1/1.18;cursor:pointer;background:#fff;border:0;width:100%;padding:0;display:block;position:relative;overflow:hidden}.product-image-button:disabled{cursor:not-allowed}.product-image-button img{object-fit:contain;background:#fff;width:100%;height:100%;transition:transform .25s;display:block}.product-image-button:hover img{transform:scale(1.018)}.selected-mark{color:var(--blue);filter:drop-shadow(0 2px 4px #00000024);position:absolute;top:12px;right:12px}.quantity-mark{color:#fff;background:#ff3b30;border:4px solid #fff;border-radius:999px;justify-content:center;align-items:center;min-width:52px;height:52px;padding:0 10px;font-size:23px;font-weight:1000;display:inline-flex;position:absolute;bottom:10px;right:10px;box-shadow:0 8px 18px #ff3b3047}.stock-badge{color:var(--text);background:#ffffffeb;border:1px solid #0c2f5814;border-radius:9px;padding:6px 9px;font-size:13px;font-weight:800;position:absolute;bottom:10px;right:10px}.product-card.selected .stock-badge{inset:10px auto auto 10px}.catalog-sku-badge{color:#fff;background:#082b61eb;border-radius:9px;padding:6px 9px;font-size:12px;font-weight:900;position:absolute;bottom:10px;left:10px}.stock-badge.low{color:#bd5b14;background:#fff7e9}.size-row{border-top:1px solid var(--line);align-items:center;gap:9px;padding:10px;display:flex}.sku-label{color:var(--navy);min-width:32px;font-size:13px;font-weight:900}.size-options{flex:1;gap:5px;min-width:0;display:flex;overflow-x:auto}.size-options 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1fr}.selection-thumb{width:72px;height:86px}.selection-controls{grid-column:2;width:132px}.sort-sheet{max-height:94vh;padding-left:14px;padding-right:14px}.sort-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.sort-card{border-radius:12px}.sort-drag-handle{width:32px;height:32px;top:6px;left:6px}.sort-index{min-width:28px;height:28px;top:6px;left:42px}.sort-label{font-size:11px;bottom:38px}.sort-quantity{min-width:34px;height:34px;font-size:15px;bottom:38px;right:6px}.sort-nudge button{min-height:34px;font-size:11px}.bottom-bar-spacer{height:104px}.login-panel{border-radius:22px;padding:30px 22px}}@media (max-width:520px){.catalog-head{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}