.product-page-wrapper { padding-top: 90px; }
.product-section { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 0; align-items: start; border-bottom: 1px solid var(--border); position: relative; }
.product-gallery { background: var(--offblack); border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 0; position: sticky; top: 90px; height: calc(100vh - 90px); overflow: hidden; }
.gallery-main { background: #0d0d0d; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: center; padding: 3rem; flex: 1; }
.gallery-main img { max-width: 100%; max-height: 100%; object-fit: contain; transition: opacity 0.25s linear; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(3, 1fr); }
.thumb { background: var(--dark); border-right: 1px solid var(--border); padding: 1.25rem; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; position: relative; }
.thumb:last-child { border-right: none; }
.thumb img { height: 65px; width: 100%; object-fit: cover; opacity: 0.35; }
.thumb-label { font-family: var(--font-cond); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); }
.thumb:hover img { opacity: 0.7; }
.thumb.active img { opacity: 1; }
.thumb.active .thumb-label { color: var(--gold); }
.thumb.active::after { content: ''; position: absolute; inset: 0; border: 1px solid var(--gold); pointer-events: none; }

.product-info { padding: 5rem 4rem; display: flex; flex-direction: column; gap: 1.75rem; }
.product-tag { font-family: var(--font-cond); font-size: 11px; letter-spacing: 0.25em; text-transform: uppercase; color: var(--gold); }
.product-name { font-family: var(--font-display); font-size: clamp(2.5rem, 4.5vw, 4.2rem); line-height: 0.95; color: var(--white); letter-spacing: 0.02em; }
.product-price { font-family: var(--font-cond); font-size: 2.2rem; font-weight: 700; color: var(--white); }
.product-desc { font-size: 1rem; color: var(--light); line-height: 1.8; border-left: 2px solid var(--gold); padding-left: 1.25rem; }

.product-details { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.product-details li { font-size: 0.95rem; color: var(--muted); font-family: var(--font-cond); letter-spacing: 0.05em; padding-left: 1.25rem; position: relative; }
.product-details li::before { content: '—'; position: absolute; left: 0; color: var(--gold-dim); }

/* LABELS */
.labels-section { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 1.5rem 0; }
.labels-heading { font-family: var(--font-cond); font-size: 10px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.labels-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; max-width: 280px; }
.label-card { display: flex; flex-direction: column; background: var(--dark); border: 1px solid var(--border); overflow: hidden; }
.label-card:hover { border-color: var(--gold); transform: translateY(-3px); }
.label-img-wrap { overflow: hidden; background: #000; display: flex; align-items: center; justify-content: center; height: 95px; }
.label-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1); }
.label-card:hover .label-img-wrap img { transform: scale(1.08); }
.label-caption { font-family: var(--font-cond); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); text-align: center; padding: 0.5rem; border-top: 1px solid var(--border); }

/* SIZES */
.size-section { display: flex; flex-direction: column; gap: 0.85rem; }
.size-label-row { display: flex; justify-content: space-between; align-items: center; }
.size-label-row span { font-family: var(--font-cond); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--light); }
.size-guide-link { font-family: var(--font-cond); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); text-decoration: underline; text-underline-offset: 4px; }
.size-guide-link:hover { color: var(--white); }
.size-options { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.size-btn { width: 50px; height: 50px; border: 1px solid var(--border); color: var(--light); font-family: var(--font-cond); font-weight: 600; font-size: 13px; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.size-btn:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,0.03); }
.size-btn.selected { background: var(--gold); border-color: var(--gold); color: var(--black); font-weight: 700;}

.size-guide-table { background: var(--dark); border: 1px solid var(--border); padding: 1.25rem; max-height: 0; opacity: 0; overflow: hidden; transition: max-height 0.4s var(--ease-premium), opacity 0.4s var(--ease-premium); }
.size-guide-table table { width: 100%; border-collapse: collapse; font-size: 12px; }
.size-guide-table th { font-family: var(--font-cond); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); text-align: left; padding: 0.5rem; border-bottom: 1px solid var(--border); }
.size-guide-table td { padding: 0.5rem; color: var(--light); border-bottom: 1px solid rgba(255,255,255,0.03); }
.size-note { font-size: 11px; color: var(--muted); margin-top: 0.85rem; font-style: italic; }

.btn-add-cart { padding: 1.1rem; background: var(--white); color: var(--black); font-family: var(--font-cond); font-weight: 700; font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase; margin-top: 0.5rem; }
.btn-add-cart:hover { background: var(--gold); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(201,151,58,0.2); }
.size-error { color: #ff4a4a; font-family: var(--font-cond); font-size: 12px; text-transform: uppercase; margin-top: -0.25rem; }
.shipping-note { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-cond); font-size: 11px; letter-spacing: 0.08em; color: var(--muted); text-transform: uppercase; margin-top: 0.5rem; }

@media (max-width: 900px) {
  .product-page-wrapper { padding-top: 75px; }
  .product-section { grid-template-columns: 1fr; }
  .product-gallery { border-right: none; border-bottom: 1px solid var(--border); position: relative; top: 0; height: auto; }
  .gallery-main { height: 55vh; padding: 1.5rem; flex: none; }
  .product-info { padding: 3.5rem 1.5rem; }
}