.container{max-width:1100px;margin:0 auto;padding:16px}.page-title{font-size:48px;margin:16px 0 24px}.categories{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}.categories button{padding:10px 12px;border-radius:8px;border:1px solid #eee;background:#f3f3f3;cursor:pointer;font-weight:600}.categories button.active{background:#111;color:#fff}.products{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.product-card{display:block;border:1px solid #eee;border-radius:12px;padding:16px;background:#fff;text-decoration:none;color:inherit;cursor:pointer}.product-card img{width:100%;height:320px;object-fit:contain;display:block;margin-bottom:12px}.product-card h3{margin:0 0 8px;font-size:18px}.product-card p{margin:0;font-weight:700}.status{margin:16px 0}.status.error{color:#c00}.product-detail{display:grid;grid-template-columns:300px 1fr;gap:32px;margin-top:32px}.product-detail img{width:100%;height:300px;object-fit:contain}.product-detail-info h1{margin-top:0}.product-detail-price{font-size:24px;font-weight:700;margin:16px 0}.product-detail-category{margin-top:8px;font-style:italic}.back-button{margin-top:16px;padding:8px 16px;border-radius:6px;border:1px solid #ccc;background:#f5f5f5;cursor:pointer}@media(max-width:900px){.categories{grid-template-columns:repeat(2,1fr)}.products,.product-detail{grid-template-columns:1fr}}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}