:root{--obsidian: #0e0e10;--ink: #16161a;--ink-raised: #1d1d22;--rule: #2c2c33;--gold: #c9a227;--gold-bright: #f2de9b;--gold-deep: #8a6a18;--warm-white: #ede3c8;--warm-grey: #9a958a;--success: #3fa46a;--danger: #c8483f;--warning: #d98c2b;--serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;--sans: "PingFang SC", system-ui, -apple-system, "Helvetica Neue", sans-serif;--radius: 8px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100%;background:var(--obsidian)}body{color:var(--warm-white);font-family:var(--sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}.num{font-variant-numeric:tabular-nums}a{color:var(--gold);text-decoration:none}a:hover{color:var(--gold-bright)}:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.shell-topline{height:1px;background:linear-gradient(90deg,var(--gold-deep),var(--gold),var(--gold-deep))}.shell-header{position:sticky;top:0;z-index:20;background:#0e0e10f5;border-bottom:1px solid var(--rule);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.shell-header-inner{max-width:1180px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:20px}.wordmark{font-family:var(--serif);font-size:20px;letter-spacing:.16em;color:var(--warm-white);white-space:nowrap}.wordmark small{display:block;font-family:var(--sans);font-size:11px;letter-spacing:.05em;color:var(--warm-grey)}.header-search{flex:1;max-width:360px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:16px;font-size:13px;white-space:nowrap}.shell-main{max-width:1180px;margin:0 auto;padding:24px 20px 64px}.shell-footer{border-top:1px solid var(--rule);color:var(--warm-grey);font-size:12px;padding:20px;text-align:left}.shell-footer-inner{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}.hero{border-bottom:1px solid var(--rule);padding-bottom:22px;margin-bottom:22px}.hero h1{font-family:var(--serif);font-weight:500;font-size:28px;line-height:1.25;margin:0 0 8px;letter-spacing:.02em}.hero p{margin:0;color:var(--warm-grey);max-width:62ch}.category-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:var(--radius);overflow:hidden}.product-tile{background:var(--ink);display:flex;flex-direction:column;position:relative;color:inherit;transition:background .12s ease}.product-tile:hover{background:var(--ink-raised)}.tile-figure{position:relative;aspect-ratio:4 / 3;overflow:hidden;background:var(--obsidian);border-bottom:1px solid var(--rule)}.tile-figure img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease}.product-tile:hover .tile-figure img{transform:scale(1.03)}.soldout-stamp{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#0e0e10a8}.soldout-stamp span{font-family:var(--serif);font-size:22px;letter-spacing:.34em;text-indent:.34em;color:var(--gold);border:1px solid var(--gold);border-radius:4px;padding:6px 14px 6px 18px}.tile-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}.tile-name{font-size:15px;line-height:1.35;color:var(--warm-white)}.tile-meta{font-size:12px;color:var(--warm-grey)}.tile-foot{margin-top:auto;padding-top:10px;display:flex;align-items:baseline;justify-content:space-between;gap:12px}.price{font-family:var(--sans);font-variant-numeric:tabular-nums;color:var(--gold);font-size:18px}.price-symbol{font-size:12px;margin-right:2px;color:var(--gold-deep)}.stock-note{font-size:12px;color:var(--warm-grey)}.stock-note.is-out{color:var(--danger)}.detail-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:32px;align-items:start}@media (max-width: 860px){.detail-grid{grid-template-columns:1fr}}.detail-figure{border:1px solid var(--rule);border-radius:var(--radius);overflow:hidden;background:var(--ink)}.detail-figure img{width:100%;display:block}.detail-thumbs{display:flex;gap:8px;margin-top:8px}.detail-thumbs button{width:72px;height:56px;padding:0;border:1px solid var(--rule);border-radius:4px;overflow:hidden;background:var(--ink);cursor:pointer}.detail-thumbs button[aria-current=true]{border-color:var(--gold)}.detail-thumbs img{width:100%;height:100%;object-fit:cover;display:block}.detail-title{font-family:var(--serif);font-size:26px;font-weight:500;margin:0 0 6px;line-height:1.3}.detail-price{font-size:30px;color:var(--gold);font-variant-numeric:tabular-nums;margin:14px 0}.spec-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:13px}.spec-table th,.spec-table td{text-align:left;padding:9px 0;border-bottom:1px solid var(--rule);vertical-align:top}.spec-table th{width:84px;color:var(--warm-grey);font-weight:400}.panel{background:var(--ink);border:1px solid var(--rule);border-radius:var(--radius);padding:20px}.panel+.panel{margin-top:16px}.panel-title{font-family:var(--serif);font-size:16px;margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid var(--rule);font-weight:500}.sum-rows{display:flex;flex-direction:column;gap:10px}.sum-row{display:flex;justify-content:space-between;gap:16px;font-size:13px}.sum-row span:last-child{font-variant-numeric:tabular-nums;text-align:right}.sum-total{border-top:1px solid var(--rule);padding-top:12px;margin-top:4px;font-size:15px}.sum-total span:last-child{color:var(--gold);font-size:22px}.cart-line{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--rule)}.cart-line:last-child{border-bottom:none}.cart-line img{width:72px;height:56px;object-fit:cover;border-radius:4px;border:1px solid var(--rule)}.pay-amount{font-size:34px;color:var(--gold);font-variant-numeric:tabular-nums;font-family:var(--sans)}.status-strip{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;padding:14px 0;border-bottom:1px solid var(--rule);margin-bottom:18px}.muted{color:var(--warm-grey)}.small{font-size:12px}.mono{font-variant-numeric:tabular-nums;letter-spacing:.02em;word-break:break-all}.empty-state{border:1px dashed var(--rule);border-radius:var(--radius);padding:48px 24px;text-align:left;color:var(--warm-grey)}.empty-state h2{font-family:var(--serif);color:var(--warm-white);font-size:18px;font-weight:500;margin:0 0 8px}.fold-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.fold-toggle{flex:1;min-width:0;display:flex;align-items:center;gap:8px;background:none;border:0;padding:0;margin:0;color:inherit;font:inherit;text-align:left;cursor:pointer}.fold-chevron{flex:none;display:inline-block;font-size:11px;line-height:1;color:var(--warm-grey);transform:rotate(-90deg);transition:transform .16s ease}.fold-chevron.is-open{transform:rotate(0)}.fold-label{white-space:nowrap}.fold-summary{min-width:0;font-family:var(--sans);font-size:12px;font-weight:400;color:var(--warm-grey);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fold-extra{flex:none;font-family:var(--sans);font-size:13px;font-weight:400}.fold-toggle:hover .fold-label{color:var(--gold-bright)}.fold.is-closed>.fold-head{border-bottom:none;padding-bottom:0;margin-bottom:0}.fold-body{animation:fold-open .16s ease-out}.fold-body[hidden]{display:none}@keyframes fold-open{0%{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:none}}.fold.variant-strip>.fold-head{border-bottom:none;padding-bottom:0;margin-bottom:12px}.fold.variant-strip>.fold-head .fold-toggle{font-family:var(--sans);font-size:13px}.fold.variant-strip .fold-label{color:var(--warm-grey)}.panel-paid{border-color:var(--success)}.prefill-note{display:flex;align-items:center;gap:8px;margin:0 0 14px;padding:8px 12px;border:1px dashed var(--rule);border-radius:var(--radius);color:var(--warm-grey);font-size:12px}.pay-callout{border:1px solid var(--gold-deep);border-left-width:3px;border-radius:var(--radius);background:var(--ink);padding:18px 20px}@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important}.product-tile:hover .tile-figure img{transform:none}}