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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 160px 0;
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #a8c8ff;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
    color: #e9ecef;
}

.hero-image {
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #1e3c72;
    position: relative;
}

.section-title::after {
    content: '';
    width: 60px;
    height: 4px;
    background: #2a5298;
    display: block;
    margin: 1rem auto;
}

/* Product Overview Section */
.product-overview {
    padding: 80px 0;
    background: #f8f9fa;
}

.overview-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.overview-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #1e3c72;
}

.overview-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #555;
}

.key-benefits {
    display: grid;
    gap: 1.5rem;
}

.benefit-item h4 {
    font-size: 1.3rem;
    color: #1e3c72;
    margin-bottom: 0.5rem;
}

.benefit-item p {
    color: #666;
    margin-bottom: 0;
}

.overview-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-top: 4px solid #2a5298;
}

.stat-card h3 {
    font-size: 2.5rem;
    color: #1e3c72;
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: #666;
    font-size: 0.9rem;
}

/* Specifications Section */
.specifications {
    padding: 80px 0;
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.spec-category {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #2a5298;
}

.spec-category h3 {
    font-size: 1.5rem;
    color: #1e3c72;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

.spec-table {
    display: grid;
    gap: 0.8rem;
}

.spec-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid #f1f3f4;
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 600;
    color: #555;
}

.spec-value {
    color: #1e3c72;
    font-weight: 500;
}

/* Gallery Section */
.gallery {
    padding: 80px 0;
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.gallery-item {
  
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    background: white;
}

.gallery-item:hover {
    transform: translateY(-5px);
}

.gallery-item.main-image {
    grid-column: span 2;
}

.gallery-item p {
    padding: 1.5rem;
    margin: 0;
    font-size: 1rem;
    color: #555;
    line-height: 1.6;
    position: relative;
}

.gallery-item p::before {
    content: attr(data-mode);
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e3c72;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #2a5298;
}

.gallery-item img {
    width: 100%;
    
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.02);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem 1rem 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay span {
    font-weight: 600;
    font-size: 1.1rem;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0);
  z-index: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .overview-stats {
        grid-template-columns: 1fr;
    }
    
    .spec-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-item.main-image {
        grid-column: span 1;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .spec-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .spec-label {
        font-weight: 700;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .product-overview,
    .specifications,
    .gallery {
        padding: 40px 0;
    }
}