.product-detail__header[data-astro-cid-o422f4lv]{padding:calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);background:var(--accent);color:#fff;position:relative;overflow:hidden}.product-detail__back[data-astro-cid-o422f4lv]{display:inline-block;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin-bottom:var(--space-xl);opacity:.7;transition:opacity .3s}.product-detail__back[data-astro-cid-o422f4lv]:hover{opacity:1}.product-detail__header-grid[data-astro-cid-o422f4lv]{display:grid;grid-template-columns:1.5fr 1fr;align-items:center;gap:var(--space-xl)}.product-detail__number[data-astro-cid-o422f4lv]{font-family:var(--font-heading);font-size:5rem;opacity:.15;display:block;line-height:1}.product-detail__title[data-astro-cid-o422f4lv]{font-size:clamp(2rem,5vw,3.5rem);text-transform:uppercase;margin-top:var(--space-sm)}.product-detail__price[data-astro-cid-o422f4lv]{font-family:var(--font-heading);font-size:1.3rem;margin-top:var(--space-md);opacity:.8}.product-detail__header-visual[data-astro-cid-o422f4lv]{display:flex;align-items:center;justify-content:center}.product-detail__shape[data-astro-cid-o422f4lv]{width:150px;height:150px;border:5px solid rgba(255,255,255,.4)}.product-detail__shape--circle[data-astro-cid-o422f4lv]{border-radius:50%}.product-detail__shape--triangle[data-astro-cid-o422f4lv]{width:0;height:0;border:none;border-left:75px solid transparent;border-right:75px solid transparent;border-bottom:150px solid rgba(255,255,255,.4)}.product-detail__shape--diamond[data-astro-cid-o422f4lv]{width:110px;height:110px;transform:rotate(45deg)}.product-detail__grid[data-astro-cid-o422f4lv]{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-3xl)}.product-detail__main[data-astro-cid-o422f4lv] h2[data-astro-cid-o422f4lv]{text-transform:uppercase;margin-bottom:0}.product-detail__main[data-astro-cid-o422f4lv] h3[data-astro-cid-o422f4lv]{text-transform:uppercase;margin-top:var(--space-xl);margin-bottom:var(--space-lg)}.product-detail__description[data-astro-cid-o422f4lv]{font-size:1.05rem;line-height:2}.product-detail__features[data-astro-cid-o422f4lv]{display:flex;flex-direction:column;gap:var(--space-md)}.product-detail__feature[data-astro-cid-o422f4lv]{display:flex;align-items:center;gap:var(--space-md);font-family:var(--font-jp);font-size:.95rem;padding:var(--space-md);border:2px solid var(--light-gray)}.product-detail__feature-marker[data-astro-cid-o422f4lv]{width:12px;height:12px;border-radius:50%;flex-shrink:0}.product-detail__sidebar-card[data-astro-cid-o422f4lv]{padding:var(--space-xl);border:3px solid var(--charcoal);text-align:center}.product-detail__sidebar-card[data-astro-cid-o422f4lv] h4[data-astro-cid-o422f4lv]{text-transform:uppercase;letter-spacing:.15em;font-size:.85rem;opacity:.5;margin-bottom:var(--space-md)}.product-detail__sidebar-price[data-astro-cid-o422f4lv]{font-family:var(--font-heading);font-size:1.5rem;margin-bottom:var(--space-xl)}.product-detail__sidebar-deco[data-astro-cid-o422f4lv]{margin-top:var(--space-xl)}.product-detail__sidebar-svg[data-astro-cid-o422f4lv]{width:100%}.product-detail__others[data-astro-cid-o422f4lv]{margin-top:var(--space-3xl);padding-top:var(--space-xl);border-top:3px solid var(--charcoal)}.product-detail__others[data-astro-cid-o422f4lv] h3[data-astro-cid-o422f4lv]{text-transform:uppercase;margin-bottom:var(--space-xl)}.product-detail__others-grid[data-astro-cid-o422f4lv]{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-md)}.product-detail__other-card[data-astro-cid-o422f4lv]{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);border:2px solid var(--light-gray);text-decoration:none;color:var(--charcoal);font-weight:700;text-transform:uppercase;font-size:.9rem;transition:all .3s ease}.product-detail__other-card[data-astro-cid-o422f4lv]:hover{border-color:var(--charcoal);background:var(--charcoal);color:var(--cream-white)}@media (max-width: 768px){.product-detail__header-grid[data-astro-cid-o422f4lv]{grid-template-columns:1fr}.product-detail__header-visual[data-astro-cid-o422f4lv]{display:none}.product-detail__grid[data-astro-cid-o422f4lv],.product-detail__others-grid[data-astro-cid-o422f4lv]{grid-template-columns:1fr}}