.product-detail{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:5vw}
.detail-pattern{height:min(80vh,950px);min-height:540px;aspect-ratio:auto;background:#e8e5dd}
.detail-pattern>img{object-fit:cover;width:100%;height:100%}
.zoom-open{left:auto;right:20px;bottom:20px;padding:15px 22px;display:flex;gap:28px;align-items:center;font-size:14px;box-shadow:0 2px 15px #0001}
.detail-pattern-note{display:flex;justify-content:space-between;gap:24px;font-size:12px;line-height:1.8}
.pattern-viewer{position:fixed;inset:0;width:100vw;max-width:none;height:100dvh;max-height:none;margin:0;padding:0;border:0;background:#eeeae2;color:#222820;overflow:hidden}
.pattern-viewer[open]{display:grid;grid-template-rows:auto minmax(0,1fr) auto}
.pattern-viewer::backdrop{background:#222820}
.pv-header{display:flex;justify-content:space-between;align-items:center;padding:22px 32px;border-bottom:1px solid #22282025;background:#f4f1e9;gap:24px}
.pv-header .eyebrow{font-size:12px;color:#61655d;margin-bottom:6px}
.pv-header h2{font-weight:500;font-size:25px;letter-spacing:-.035em}
.pv-close{display:flex;align-items:center;gap:20px;min-height:48px;font-size:14px}.pv-close span{font-size:30px;font-weight:300}
.pv-stage{position:relative;overflow:hidden;min-height:0;touch-action:none;user-select:none;outline-offset:-5px}
.pv-stage img{position:absolute;top:50%;left:50%;max-width:none;object-fit:contain;transform-origin:center center;pointer-events:none;will-change:transform}
.pv-stage.is-zoomed{cursor:grab}.pv-stage.is-dragging{cursor:grabbing}
.pv-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;font-size:15px}
.pv-footer{display:grid;grid-template-columns:1fr auto 1fr;gap:6px 20px;padding:14px 32px 17px;border-top:1px solid #22282025;background:#f4f1e9}
.pv-controls{display:flex;align-items:center;gap:6px;grid-column:1;grid-row:1}
.pv-controls button,.pv-variants button{min-width:44px;min-height:44px;padding:8px 13px;font-size:14px;white-space:nowrap}
.pv-controls button[aria-pressed=true],.pv-variants button[aria-pressed=true]{background:#242922;color:#f4f1e9}
.pv-controls button:disabled{opacity:.3}.pv-controls output{min-width:50px;text-align:center;font-size:14px;font-variant-numeric:tabular-nums}
.pv-controls button[data-zoom-in],.pv-controls button[data-zoom-out]{font-size:24px;padding:2px}
.pv-divider{height:20px;width:1px;background:#22282030;margin:0 10px}
.pv-variants{grid-column:2;grid-row:1;align-self:center;display:flex;gap:4px}
.pv-download{justify-self:end;align-self:center;grid-column:3;grid-row:1;font-size:14px;padding:12px 0;border-bottom:1px solid #222820}
.pv-hint{grid-column:1/3;font-size:12px;color:#61655d}.pv-resolution{grid-column:3;font-size:12px;color:#61655d;text-align:right;font-variant-numeric:tabular-nums}
.collection-jump{display:flex;gap:26px;margin-top:30px;flex-wrap:wrap;font-size:14px}.collection-jump a{min-height:44px;display:inline-flex;align-items:center;border-bottom:1px solid currentColor}
#materials-grid,#material-guide{scroll-margin-top:30px}
.material-guide{padding-top:78px;padding-bottom:90px;border-top:1px solid var(--line);display:grid;grid-template-columns:.72fr 1.28fr;gap:7vw}
.guide-heading h2{font-size:clamp(34px,4.4vw,62px);font-weight:500;line-height:1.2;letter-spacing:-.065em;margin:24px 0}
.guide-heading>p:last-child{font-size:16px}.guide-roles{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:48px}
.guide-roles article{border-top:1px solid var(--line);padding-top:18px}.guide-roles span{font-size:12px}.guide-roles h3{font-size:22px;font-weight:500;letter-spacing:-.04em;margin:24px 0 14px}.guide-roles p{font-size:15px}.guide-roles a{display:inline-flex;align-items:center;min-height:44px;margin-top:20px;font-size:14px;border-bottom:1px solid currentColor}
.material-guide .faq summary{font-size:16px}.material-guide .faq p{font-size:15px}
@media(max-width:1000px){.pv-footer{grid-template-columns:1fr auto}.pv-variants{grid-column:1;grid-row:2;justify-self:start}.pv-download{grid-column:2}.pv-hint{grid-row:3;grid-column:1}.pv-resolution{grid-row:3;grid-column:2}.material-guide{grid-template-columns:1fr;gap:45px}}
@media(max-width:800px){.product-detail{grid-template-columns:1fr}.detail-pattern{height:66svh;min-height:380px;max-height:680px}.pv-header{padding:15px 20px}.pv-header h2{font-size:21px}.pv-footer{padding:10px 16px 14px}.pv-hint{font-size:11px}.pv-resolution{font-size:11px}.pv-controls{gap:2px}.pv-controls button{padding:6px 10px}.pv-divider{margin:0 4px}.pv-download{font-size:12px}.guide-roles{gap:24px}}
@media(max-width:480px){.pv-footer{grid-template-columns:1fr auto;gap:4px 12px}.pv-controls{grid-column:1/-1;justify-content:center}.pv-download{grid-column:2;grid-row:2}.pv-hint{grid-column:1/-1;grid-row:3;text-align:center}.pv-resolution{grid-column:1/-1;grid-row:4;text-align:center}.pv-variants{grid-row:2}.pv-header{padding:14px 16px}.pv-header .eyebrow{font-size:11px}.guide-roles{grid-template-columns:1fr}.material-guide{padding-top:55px;padding-bottom:55px}.detail-pattern-note{display:block}.zoom-open{bottom:16px;right:16px}}