/**
 * OMU Image & Gallery Styles
 * 
 * Responsive image display and gallery layouts
 */

/* ===================================
   Base Image Styles
   =================================== */

.omu-image {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.omu-image:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Featured Images */
.omu-featured-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    margin-bottom: var(--spacing-4);
}

.omu-featured-image--hero {
    height: 500px;
    object-fit: cover;
}

@media (max-width: 768px) {
    .omu-featured-image--hero {
        height: 300px;
    }
}

/* ===================================
   Image Gallery
   =================================== */

.omu-gallery {
    display: grid;
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.omu-gallery-columns-2 {
    grid-template-columns: repeat(2, 1fr);
}

.omu-gallery-columns-3 {
    grid-template-columns: repeat(3, 1fr);
}

.omu-gallery-columns-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .omu-gallery-columns-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .omu-gallery-columns-3,
    .omu-gallery-columns-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .omu-gallery-columns-2,
    .omu-gallery-columns-3,
    .omu-gallery-columns-4 {
        grid-template-columns: 1fr;
    }
}

/* Gallery Items */
.omu-gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    background-color: var(--gray-100);
}

.omu-gallery-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.omu-gallery-item:hover .omu-gallery-image {
    transform: scale(1.05);
}

.omu-gallery-link {
    display: block;
    position: relative;
}

.omu-gallery-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0);
    transition: background 0.3s ease;
    pointer-events: none;
}

.omu-gallery-link:hover::after {
    background: rgba(30, 58, 138, 0.2);
}

/* Gallery Captions */
.omu-gallery-caption {
    padding: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    text-align: center;
    margin: 0;
}

/* ===================================
   Leadership Photos
   =================================== */

.omu-leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-6);
    margin: var(--spacing-6) 0;
}

.omu-leadership-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-4);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
}

.omu-leadership-card:hover {
    box-shadow: var(--shadow-lg);
}

.omu-leadership-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto var(--spacing-3);
    border: 4px solid var(--primary-color);
}

.omu-leadership-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--spacing-1);
}

.omu-leadership-title {
    font-size: var(--font-size-base);
    color: var(--primary-color);
    margin-bottom: var(--spacing-2);
}

.omu-leadership-bio {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===================================
   Image with Text Sections
   =================================== */

.omu-image-text-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-8);
    align-items: center;
    margin: var(--spacing-8) 0;
}

.omu-image-text-section--reverse {
    direction: ltr;
}

[dir="rtl"] .omu-image-text-section--reverse {
    direction: rtl;
}

.omu-image-text-section img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .omu-image-text-section {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
}

/* ===================================
   Lazy Loading
   =================================== */

img.lazyload {
    opacity: 0;
    transition: opacity 0.3s;
}

img.lazyloaded {
    opacity: 1;
}

/* Blur placeholder effect */
img.lazyload:not(.lazyloaded) {
    filter: blur(10px);
}

/* ===================================
   Lightbox Styles
   =================================== */

.omu-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
}

.omu-lightbox.active {
    display: flex;
}

.omu-lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.omu-lightbox-close {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    background: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: var(--font-size-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.omu-lightbox-close:hover {
    background: var(--gray-200);
}

.omu-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: var(--font-size-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.omu-lightbox-nav:hover {
    background: var(--white);
}

.omu-lightbox-prev {
    left: var(--spacing-4);
}

[dir="rtl"] .omu-lightbox-prev {
    left: auto;
    right: var(--spacing-4);
}

.omu-lightbox-next {
    right: var(--spacing-4);
}

[dir="rtl"] .omu-lightbox-next {
    right: auto;
    left: var(--spacing-4);
}

/* ===================================
   Accreditation Badges
   =================================== */

.omu-badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.omu-badge {
    background: var(--white);
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: transform 0.3s ease;
}

.omu-badge:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.omu-badge img {
    max-width: 100px;
    height: auto;
    margin: 0 auto;
    filter: grayscale(0%);
    transition: filter 0.3s ease;
}

.omu-badge:hover img {
    filter: grayscale(0%) brightness(1.1);
}