.detail-layout{flex-direction:column;gap:40px;display:flex}@media (min-width:768px){.detail-layout{flex-direction:row;align-items:flex-start;gap:80px}}.images-col{flex-direction:column;flex:1.2;gap:20px;min-width:0;display:flex}.main-image-container{background-color:#0000;border-radius:0;width:100%;padding-bottom:100%;position:relative;overflow:hidden}.image-thumbnails{gap:12px;padding-bottom:4px;display:flex;overflow-x:auto}.thumbnail-item{cursor:pointer;background-color:#0000;border:1px solid #0000;border-radius:0;flex-shrink:0;width:80px;height:80px;transition:all .2s;position:relative;overflow:hidden}.thumbnail-item.active{border-color:#000}.thumbnail-item:hover{opacity:.8}.info-col{flex:1;min-width:0;padding-top:20px}.detail-title{margin:0 0 8px}.detail-price{color:var(--color-body);margin-bottom:40px;font-size:1.1rem;font-weight:500}.detail-brand{color:var(--color-muted);text-transform:uppercase;letter-spacing:.1em;margin:0 0 8px;font-size:.8rem}.size-selector-section{margin-bottom:30px}.size-label{color:#000;text-transform:uppercase;letter-spacing:.1em;margin-bottom:12px;font-size:.75rem;font-weight:600}.size-options{flex-wrap:wrap;gap:8px;display:flex}.size-option{border:1px solid var(--color-border);min-width:48px;height:40px;color:var(--color-body);cursor:pointer;background:0 0;justify-content:center;align-items:center;padding:0 12px;font-size:.85rem;font-weight:500;transition:all .2s;display:flex}.size-option:hover{border-color:#000}.size-option.active{color:#fff;background:#000;border-color:#000}.add-cart-btn:disabled{opacity:1;background-color:var(--color-surface);color:var(--color-faint);border-color:var(--color-border)}.add-cart-btn{margin-bottom:40px;padding:18px}.add-cart-btn.added{background-color:var(--color-positive);border-color:var(--color-positive);color:#fff}.detail-description{color:var(--color-body);border-top:1px solid var(--color-border);padding-top:30px;font-size:.95rem;line-height:1.8}.detail-description p{margin:0}.loading,.not-found{text-align:center;padding:100px 20px}.not-found h1{text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px;font-size:1.25rem}.not-found p{color:var(--color-muted);margin-bottom:25px}.back-link{color:#000;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid #0000;font-size:.85rem;transition:border-color .2s}.back-link:hover{border-bottom-color:#000}