* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Helvetica Neue', Arial, sans-serif; }
body { background-color: #f4f4f4; color: #333; display: flex; flex-direction: column; min-height: 100vh; }
header { background-color: #ffffff; padding: 20px 50px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #e0e0e0; }
.logo h1 { font-size: 26px; letter-spacing: 1px; color: #111; }
nav ul { list-style: none; display: flex; gap: 25px; }
nav ul li a { text-decoration: none; color: #555; font-weight: 600; font-size: 15px; transition: color 0.3s; }
nav ul li a:hover, nav ul li a.active { color: #000; }
.hero { background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('assets/hero-bg.jpg') no-repeat center center/cover; background-color: #333; color: white; text-align: center; padding: 120px 20px; flex-grow: 1; }
.hero h2 { font-size: 48px; margin-bottom: 15px; }
.hero p { font-size: 20px; margin-bottom: 30px; font-weight: 300; }
.cta-button { background-color: #fff; color: #111; padding: 12px 30px; text-decoration: none; font-size: 16px; font-weight: bold; border: none; border-radius: 3px; cursor: pointer; transition: background 0.3s, color 0.3s; display: inline-block; }
.cta-button:hover { background-color: #111; color: #fff; }
.products-section { padding: 60px 20px; text-align: center; max-width: 1200px; margin: 0 auto; flex-grow: 1; }
.section-subtitle { color: #666; margin-bottom: 40px; }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; }
.product-card { background: #fff; padding: 20px; border-radius: 5px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); text-align: left; }
.product-card img { width: 100%; height: 250px; object-fit: cover; border-radius: 3px; margin-bottom: 20px; border: 1px solid #eee;}
.product-card h3 { font-size: 20px; margin-bottom: 10px; }
.product-card p { color: #555; margin-bottom: 15px; font-size: 15px; line-height: 1.5; }
.product-card .price { font-size: 18px; font-weight: bold; color: #111; margin-bottom: 15px; }
.add-to-cart { background-color: #111; color: #fff; border: none; padding: 12px; width: 100%; font-size: 16px; cursor: pointer; border-radius: 3px; transition: 0.3s; }
.add-to-cart:hover { background-color: #444; }
.cart-section, .checkout-section { padding: 60px 20px; max-width: 800px; margin: 0 auto; text-align: center; flex-grow: 1; width: 100%; }
.checkout-form { background: #fff; padding: 30px; border-radius: 5px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); text-align: left; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: bold; }
.form-group input, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #ccc; border-radius: 3px; font-size: 16px; }
.form-group textarea { height: 100px; resize: vertical; }
footer { background-color: #111; color: #fff; text-align: center; padding: 20px; margin-top: auto; }