/* Executive Project Detail & Gallery Styling */

.project-detail-hero {
    padding: 54px 0 42px !important;
    min-height: 0 !important;
    background: #f8fafc !important;
    border-bottom: 1px solid #e2e8f0 !important;
    color: var(--brand-navy, #11245f) !important;
}

.project-overview-section {
    padding-top: 34px !important;
}

.project-specs-column {
    position: sticky;
    top: 88px;
    align-self: flex-start;
}

.project-specs-name {
    margin: 0 0 18px;
    color: var(--brand-navy, #11245f);
    font-size: 1.35rem;
    line-height: 1.2;
}

.project-main-image-wrapper {
    position: relative;
}

.project-main-image {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 440px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px -5px rgba(17, 36, 95, 0.06);
}

.project-main-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: opacity 0.3s ease, transform 0.4s ease;
}

.project-main-image:hover img {
    transform: scale(1.02);
}

.project-thumbnails-strip {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: thin;
}

.thumb-btn {
    flex: 0 0 80px;
    height: 56px;
    border: 2px solid #cbd5e1;
    border-radius: 6px;
    overflow: hidden;
    padding: 0;
    background: #ffffff;
    cursor: pointer;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.thumb-btn img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.thumb-btn:hover {
    opacity: 1;
    border-color: var(--brand-navy, #11245f);
}

.thumb-btn.active {
    opacity: 1;
    border-color: var(--brand-red, #e31e2f);
    box-shadow: 0 0 0 2px rgba(227, 30, 47, 0.25);
}

.project-detail-panel {
    padding: 30px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 14px rgba(17, 36, 95, 0.04);
}

.project-detail-panel dl {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 14px 16px;
    margin: 18px 0 0;
}

.project-detail-panel dt {
    color: var(--brand-red, #e31e2f);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

.project-detail-panel dd {
    margin: 0;
    color: #475569;
    font-size: 14px;
}

/* Gallery Photo Cards */
.gallery-photo-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.gallery-photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px -6px rgba(17, 36, 95, 0.12);
    border-color: rgba(227, 30, 47, 0.4);
}

.gallery-thumb-box {
    position: relative;
    background: #0f172a;
}

.gallery-thumb-box img {
    transition: transform 0.4s ease, opacity 0.3s ease;
}

.gallery-photo-card:hover .gallery-thumb-box img {
    transform: scale(1.05);
    opacity: 0.9;
}

.gallery-zoom-overlay {
    position: absolute;
    inset: 0;
    background: rgba(9, 14, 26, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, .35);
    border-radius: 50%;
    background: rgba(0, 0, 0, .5);
    color: #ffffff;
    transform: translateY(-50%);
    cursor: pointer;
    transition: background .2s ease, transform .2s ease;
}

.lightbox-nav:hover {
    background: var(--brand-red, #e31e2f);
    transform: translateY(-50%) scale(1.06);
}

.lightbox-prev { left: 18px; }
.lightbox-next { right: 18px; }

.gallery-photo-card:hover .gallery-zoom-overlay {
    opacity: 1;
}

@media(max-width: 991.98px) {
    .project-main-image {
        height: 320px;
    }
}

@media(max-width: 767.98px) {
    .project-detail-hero {
        padding: 60px 0 50px !important;
    }
    .project-main-image {
        height: 250px;
    }
    .project-detail-panel dl {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .project-specs-column {
        position: static;
    }
    .lightbox-nav {
        width: 38px;
        height: 38px;
    }
    .lightbox-prev { left: 8px; }
    .lightbox-next { right: 8px; }
}