*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body,html{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#333;line-height:1.6;background:#f7f8fa}#__next{min-height:100%}.layout-root{min-height:100vh;display:flex;flex-direction:column}.layout-main{flex:1 1}a{color:#0070f3;text-decoration:none;transition:color .2s}a:hover{color:#0051cc}.container{max-width:1200px;margin:0 auto;padding:0 20px}.navbar{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.1);position:-webkit-sticky;position:sticky;top:0;z-index:100}.navbar-content{display:flex;justify-content:space-between;align-items:center;padding:1rem 20px;max-width:1200px;margin:0 auto}.logo{font-size:1.5rem;font-weight:700;color:#0070f3}.nav-links{display:flex;list-style:none;gap:2rem}.nav-links a{color:#333;font-weight:500}.nav-links a:hover{color:#0070f3}.lang-toggle{margin-left:1.5rem;padding:.35rem .9rem;border-radius:999px;border:1px solid #e5e7eb;background:#fff;font-size:.9rem;cursor:pointer;color:#4b5563;transition:background .15s,color .15s,border-color .15s}.lang-toggle:hover{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}.footer{background:#333;color:#fff;padding:2rem 0;margin-top:4rem}.footer-content{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center}.btn{display:inline-block;padding:.75rem 1.5rem;background:#0070f3;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1rem;transition:background .2s}.btn:hover{background:#0051cc}.btn-secondary{background:#666}.btn-secondary:hover{background:#555}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:2rem;gap:2rem;margin:2rem 0}.product-card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;transition:transform .2s,box-shadow .2s}.product-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px rgba(0,0,0,.1)}.product-card-image{width:100%;height:200px;object-fit:cover;background:#f0f0f0}.product-card-content{padding:1.5rem}.product-card-title{font-size:1.25rem;margin-bottom:.5rem;color:#333}.product-card-description{color:#666;margin-bottom:1rem;font-size:.9rem}.product-card-price{font-size:1.1rem;font-weight:700;color:#0070f3;margin-bottom:1rem}.product-detail{max-width:900px;margin:2rem auto;padding:0 20px}.product-detail-header{margin-bottom:2rem}.product-detail-title{font-size:2rem;margin-bottom:1rem}.product-detail-image{width:100%;max-width:600px;height:auto;border-radius:8px;margin:2rem 0}.product-detail-content{line-height:1.8}.product-specs{background:#f5f5f5;padding:1.5rem;border-radius:8px;margin:2rem 0}.product-specs h3{margin-bottom:1rem}.product-specs ul{list-style:none;padding-left:0}.product-specs li{padding:.5rem 0;border-bottom:1px solid #e0e0e0}.product-specs li:last-child{border-bottom:none}@media (max-width:768px){body{font-size:15px}.nav-links{flex-direction:column;gap:1rem;margin-top:1rem}.product-grid{grid-template-columns:1fr}.navbar-content{flex-direction:column;align-items:flex-start}}@media (max-width:480px){.navbar-content{padding:.75rem 16px}.logo{font-size:1.25rem}.btn{width:100%;text-align:center}.product-card{border-radius:6px}}