body{margin:0;font-family:Arial;background:#f2f2f2}header{background:linear-gradient(90deg,#2ecc71,#27ae60);color:#fff;text-align:center;padding:25px}.container{max-width:1100px;margin:30px auto;display:grid;grid-template-columns:380px 1fr;gap:25px;padding:15px}.left img{width:100%;border-radius:14px;box-shadow:0 4px 15px #0003}.price{background:#f1c40f;padding:20px;margin-top:15px;border-radius:12px;font-weight:bold;text-align:center;font-size:24px}.price span{font-size:42px}.card{background:#fff;padding:25px;border-radius:14px;box-shadow:0 4px 15px #0002}.box{background:#ecfff2;border-left:6px solid #2ecc71;padding:15px}.warn{background:#fff7df;border-left:6px solid orange;padding:15px;margin-top:15px}li{margin:8px 0}@media(max-width:800px){.container{grid-template-columns:1fr}}