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var(--border-color);background-color:var(--bg-primary);border-radius:20px;font-size:13px;font-weight:500;color:var(--text-secondary);transition:var(--transition)}.category-btn:hover{border-color:var(--primary-color);color:var(--primary-color)}.category-btn.active{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}.product-card{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.product-image{position:relative;width:100%;height:200px;background-color:var(--bg-tertiary);overflow:hidden}.product-image 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