:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --text-color: #1f2937;
    --light-bg: #f3f4f6;
    --success-color: #059669;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
}

.intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    font-size: 1.1rem;
    color: #4b5563;
}

.products {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.product-card {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    background: white;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.trending-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
    z-index: 1;
}

.product-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-content {
    padding: 24px;
}

.product-content h2 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--text-color);
}

.price-tag {
    color: var(--success-color);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.benefits {
    list-style: none;
    margin-bottom: 24px;
}

.benefits li {
    margin-bottom: 8px;
    color: #4b5563;
}

.cta-button {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
    width: 100%;
    text-align: center;
}

.cta-button:hover {
    background: var(--secondary-color);
}

.urgency {
    background: var(--light-bg);
    padding: 40px 0;
    text-align: center;
    margin-bottom: 40px;
}

.urgency-content {
    max-width: 600px;
    margin: 0 auto;
}

.urgency h3 {
    color: var(--primary-color);
    margin-bottom: 16px;
    font-size: 1.5rem;
}

footer {
    text-align: center;
    padding: 20px 0;
    background: var(--light-bg);
    color: #6b7280;
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .products {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero h1 {
        font-size: 3rem;
    }
}

@media (min-width: 1024px) {
    .products {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 8px;
    }
    .hero {
        padding: 32px 0;
    }
    .hero h1 {
        font-size: 1.5rem;
    }
    .hero .subtitle {
        font-size: 1rem;
    }
    .intro {
        font-size: 1rem;
        margin-bottom: 24px;
    }
    .product-image {
        height: 140px;
    }
    .product-content {
        padding: 14px;
    }
    .product-content h2 {
        font-size: 1.1rem;
    }
    .price-tag {
        font-size: 1rem;
        margin-bottom: 10px;
    }
    .benefits li {
        font-size: 0.95rem;
    }
    .cta-button {
        padding: 12px 0;
        font-size: 1rem;
    }
    .urgency {
        padding: 24px 0;
        margin-bottom: 24px;
    }
    .urgency h3 {
        font-size: 1.1rem;
    }
    footer {
        padding: 12px 0;
        font-size: 0.8rem;
    }
    .trending-tag {
        top: 10px;
        right: 10px;
        padding: 6px 10px;
        font-size: 0.75rem;
    }
    .products {
        gap: 18px;
    }
}