/* Commercial Doors Premium Enhancement Styles */

/* 1. Innovative Industrial Banner (Full View) */
.industrial-banner {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    padding: 100px 0;
    min-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0;
}

.industrial-banner-content {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 35px 50px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-block;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.industrial-banner h1 {
    color: #ffffff;
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 15px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.premium-breadcrumb {
    font-size: 16px;
    color: #e0e0e0;
    font-weight: 500;
}

/* 2. Premium Detail Container */
.premium-detail-container {
    background: #ffffff;
    padding: 80px 0;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.detail-thumb img {
    width: 100%;
    border-radius: 25px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    transition: transform 0.4s ease;
}

.detail-thumb img:hover {
    transform: scale(1.02);
}

.detail-content h2 {
    font-size: 38px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.detail-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: #2b7c61;
    border-radius: 2px;
}

.detail-content p {
    font-size: 17px;
    line-height: 1.8;
    color: #555;
}

/* 3. Feature List */
.feature-list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 16px;
    color: #444;
}

.feature-list li i {
    color: #2b7c61;
    font-size: 20px;
    margin-top: 4px;
}

/* 4. Technical Elevation Grid */
.elevation-section {
    background: #f8f9fa;
    padding: 80px 0;
}

.technical-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.technical-item {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid #eee;
    text-align: center;
    padding: 20px;
}

.technical-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.technical-item img {
    width: 100%;
    max-width: 320px; /* Increased from small default */
    height: auto;
    margin: 0 auto 15px;
    display: block;
    border-radius: 10px;
}

.technical-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

/* 5. Accessories/Relevant Products Grid */
.accessories-section {
    padding: 80px 0;
}

.accessories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.accessory-card {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    text-align: center;
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

.accessory-card:hover {
    border-color: #2b7c61;
    transform: translateY(-5px);
}

.accessory-card img {
    width: 100%;
    max-width: 200px;
    margin-bottom: 20px;
}

/* Responsiveness */
@media (max-width: 991px) {
    .detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .technical-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .industrial-banner h1 {
        font-size: 32px;
    }
    .technical-grid {
        grid-template-columns: 1fr;
    }
    .industrial-banner {
        min-height: 350px;
    }
}