: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;display:flex;place-items:center;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}}body{margin:0;font-family:sans-serif;background-color:#f4f4f4}.app-container{min-height:100vh;display:flex;justify-content:center;align-items:center;padding:20px;box-sizing:border-box}.product-card{display:grid;grid-template-columns:1fr;background:#fff;border:1px solid #ddd;border-radius:12px;padding:20px;max-width:400px;box-shadow:0 4px 8px #0000001a}.product-image img{width:80%;height:auto;display:block;margin:0 auto;border-radius:12px;object-fit:cover}.product-info{display:flex;flex-direction:column;gap:10px}.price-section{display:flex;align-items:center;gap:10px}.current-price{color:red;font-weight:700;font-size:1.2em}.old-price{text-decoration:line-through;color:gray}.discount-tag{background:#ff4d4d;color:#fff;padding:4px 8px;border-radius:5px;font-size:.8em}button{background:#007bff;color:#fff;border:none;padding:10px;border-radius:8px;cursor:pointer;transition:background .3s}button:hover{background:#00f}button:disabled{background:gray;cursor:not-allowed}.sold-out{opacity:.6;filter:grayscale(100%)}@media(min-width:600px){.product-card{grid-template-columns:1fr 1fr;align-items:center;gap:20px}}