/* --- OPERA HOMES COMMERCIAL PAGE STYLES --- */
:root {
    --midnight: #14183e;
    --accent-blue: #3b82f6;
    --soft-blue: #64748b;
}

/* Page Header with Premium Background */
.page-header-premium {
    position: relative;
    padding: 180px 0 100px;
    text-align: center;
    background-image: url('../../images/gallery/Multipurpose-Hall-2_11zon-1-1024x682.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #fff;
    overflow: hidden;
}

.page-header-premium::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.page-header-premium .container {
    position: relative;
    z-index: 2;
}

.page-header-premium h1 {
    font-size: 64px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.page-header-premium .breadcrumb { justify-content: center; background: transparent; padding: 0; }
.page-header-premium .breadcrumb-item a { color: #fff; font-weight: 600; text-decoration: none; opacity: 0.8; }
.page-header-premium .breadcrumb-item a:hover { opacity: 1; color: #fff; }
.page-header-premium .breadcrumb-item.active { color: #fff; opacity: 0.6; }
.page-header-premium .breadcrumb-item + .breadcrumb-item::before { 
    content: "/"; 
    color: rgba(255,255,255,0.3); 
    padding: 0 10px;
}

.page-header-premium .section-subtitle {
    display: inline-block;
    color: #fff;
    opacity: 0.9;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 5px;
    font-weight: 700;
    margin-bottom: 15px;
}

/* Tab System */
.projects-tabs-section { padding: 90px 0 120px; background: #fff; }
.tab-buttons-premium {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 70px;
}
.tab-btn {
    padding: 15px 40px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 2px solid var(--midnight);
    background: var(--midnight);
    color: #fff;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.tab-btn.active, .tab-btn:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.2);
}
.tab-content-panel { display: none; }
.tab-content-panel.active { display: block; animation: fadeIn 0.8s ease; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Featured Project Row */
.featured-project-row {
    display: flex;
    align-items: stretch;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.06);
    margin-bottom: 50px;
    border: 1px solid #f1f5f9;
}
.featured-img-box {
    width: 48%;
    min-height: 450px;
}
.featured-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.featured-info-box {
    width: 52%;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.featured-info-box h2 {
    font-size: 48px;
    font-weight: 800;
    color: var(--midnight);
    margin-bottom: 20px;
    line-height: 1.1;
}
.featured-info-box p {
    font-size: 17px;
    line-height: 1.8;
    color: #64748b;
    margin-bottom: 12px;
}

.project-mini-gallery img {
    border-radius: 6px;
    transition: 0.3s;
    cursor: pointer;
}
.project-mini-gallery img:hover { transform: scale(1.1); }

.btn-view-premium {
    display: inline-block;
    padding: 16px 40px;
    background: var(--midnight);
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: 0.3s;
    margin-top: 25px;
    width: fit-content;
    text-decoration: none;
}
.btn-view-premium:hover {
    background: var(--accent-blue);
    color: #fff;
}

@media (max-width: 991px) {
    .page-header-premium h1 { font-size: 44px; }
    .featured-project-row { flex-direction: column; }
    .featured-img-box, .featured-info-box { width: 100%; }
    .featured-img-box { min-height: 320px; }
    .featured-info-box { padding: 40px 30px; }
}