/* ==================== CSS Variables ==================== */
:root {
    --section-padding: 5rem 0;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --card-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition-speed: 0.3s ease;
}

/* ==================== Global Section Styles ==================== */
.about-section {
    padding: var(--section-padding);
}

.about-section:nth-child(even) {
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    right: 50%;
    transform: translateX(50%);
    width: 60px;
    height: 3px;
    background: var(--secondary-color);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ==================== Hero Section ==================== */
.about-hero {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.9) 0%, rgba(45, 55, 72, 0.9) 100%),
        url('/assets/images/pg1.jpg') center/cover;
    color: white;
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M1200 120L0 16.48 0 0 1200 0 1200 120z" fill="%23ffffff" fill-opacity="0.05"/></svg>');
    background-size: cover;
}

.about-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
}

.about-hero-description {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

/* ==================== Video Section ==================== */
.video-section {
    padding: 3rem 0;
    background: var(--bg-light);
}

.video-container {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
    background: #000;
}

.video-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    /* نسبة 16:9 */
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-caption {
    text-align: center;
    margin-top: 2rem;
    padding: 0 1rem;
}

.video-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.video-description {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== Vision & Mission ==================== */
.vision-mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.vision-card,
.mission-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform var(--transition-speed);
}

.vision-card:hover,
.mission-card:hover {
    transform: translateY(-5px);
}

.vision-icon,
.mission-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.vision-title,
.mission-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.vision-text,
.mission-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== Info Grid ==================== */
.more-info-section {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.more-info-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.info-card {
    padding: 1.5rem;
    border-left: 4px solid var(--secondary-color);
    background: var(--bg-light);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    transition: transform var(--transition-speed);
}

.info-card:hover {
    transform: translateY(-3px);
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== Objectives ==================== */
.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.objective-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: all var(--transition-speed);
    border-left: 4px solid var(--primary-color);
}

.objective-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.objective-number {
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: 700;
    transition: transform var(--transition-speed);
}

.objective-card:hover .objective-number {
    transform: scale(1.1);
}

.objective-text {
    color: var(--text-dark);
    font-weight: 500;
}

/* ==================== Hierarchy Styles ==================== */
.hierarchy-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 3rem;
}

.hierarchy-level {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
    width: 100%;
}

.hierarchy-level-title {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.25rem;
    width: 100%;
}

.hierarchy-card {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition-speed);
    text-align: center;
    width: 280px;
    position: relative;
}

.hierarchy-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.hierarchy-level-1 .hierarchy-card {
    width: 320px;
    border-top: 4px solid var(--accent-color);
}

.hierarchy-level-2 .hierarchy-card {
    border-top: 4px solid var(--secondary-color);
}

.hierarchy-level-3 .hierarchy-card {
    border-top: 4px solid #3498db;
}

.hierarchy-level-4 .hierarchy-card {
    border-top: 4px solid #2ecc71;
}

.hierarchy-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.hierarchy-level-1 .hierarchy-image {
    height: 280px;
}

.hierarchy-image img {
    width: 65%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-speed);
}

.hierarchy-card:hover .hierarchy-image img {
    transform: scale(1.05);
}

.hierarchy-content {
    padding: 1.5rem;
}

.hierarchy-position {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.hierarchy-name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

/* Hierarchy Connectors */
.hierarchy-connectors {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
}

.connector-line {
    height: 40px;
    width: 2px;
    background-color: var(--secondary-color);
    margin: 0 auto;
}

/* Default Image Fallback */
.default-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 4rem;
    position: relative;
}

/* ==================== Activities ==================== */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.activity-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: all var(--transition-speed);
    border-top: 4px solid var(--secondary-color);
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.activity-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    transition: transform var(--transition-speed);
}

.activity-card:hover .activity-icon {
    transform: scale(1.1);
}

.activity-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.activity-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== Archive & Projects ==================== */
.archive-projects-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
}

.archive-projects-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,70 Q50,50 100,70 L100,0 L0,0 Z" fill="rgba(26, 54, 93, 0.03)"/></svg>');
    background-size: cover;
    pointer-events: none;
}

.archive-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.archive-card,
.projects-card {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
    border-top: 5px solid transparent;
}

.archive-card {
    border-top-color: var(--primary-color);
}

.projects-card {
    border-top-color: var(--secondary-color);
}

.archive-card:hover,
.projects-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.archive-card .card-icon {
    background: linear-gradient(135deg, var(--primary-color), #1a365d);
}

.projects-card .card-icon {
    background: linear-gradient(135deg, var(--secondary-color), #2d3748);
}

.card-icon i {
    font-size: 2rem;
    color: white;
    transition: transform var(--transition-speed);
}

.archive-card:hover .card-icon i,
.projects-card:hover .card-icon i {
    transform: scale(1.1);
}

.card-title {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.projects-card .card-title {
    color: var(--secondary-color);
}

.card-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.card-features {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 0;
    color: var(--text-light);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
    width: 24px;
    transition: transform var(--transition-speed);
}

.feature-item:hover i {
    transform: translateX(5px);
}

.projects-card .feature-item i {
    color: var(--secondary-color);
}

.feature-item span {
    font-weight: 500;
}

/* Button Styles */
.btn-block {
    display: block;
    width: 100%;
    padding: 1rem;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #1a365d);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1a365d, var(--primary-color));
    transform: translateX(-5px);
    box-shadow: 0 10px 25px rgba(26, 54, 93, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #2d3748);
    color: white;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #2d3748, var(--secondary-color));
    transform: translateX(-5px);
    box-shadow: 0 10px 25px rgba(45, 55, 72, 0.3);
}

/* Decorative Effects */
.archive-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1) 0%, transparent 100%);
    border-radius: 0 0 0 100%;
    pointer-events: none;
}

.projects-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(45, 55, 72, 0.1) 0%, transparent 100%);
    border-radius: 0 0 100% 0;
    pointer-events: none;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 1200px) {
    .archive-projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .about-hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .vision-mission-grid,
    .info-grid,
    .objectives-grid,
    .activities-grid,
    .archive-projects-grid {
        grid-template-columns: 1fr;
    }

    .hierarchy-level {
        flex-direction: column;
        align-items: center;
    }

    .hierarchy-card {
        width: 100%;
        max-width: 300px;
    }

    .hierarchy-level-1 .hierarchy-card {
        width: 100%;
        max-width: 320px;
    }

    .connector-line {
        height: 20px;
    }

    .more-info-section {
        padding: 2rem;
    }

    .archive-card,
    .projects-card {
        padding: 2rem;
    }
}

@media (max-width: 576px) {
    .about-hero {
        padding: 3rem 0;
    }

    .about-hero-title {
        font-size: 1.75rem;
    }

    .about-hero-description {
        font-size: 1rem;
    }

    .about-section {
        padding: 3rem 0;
    }

    .vision-card,
    .mission-card,
    .activity-card,
    .info-card {
        padding: 1.5rem;
    }

    .video-section {
        padding: 2rem 0;
    }

    .video-container {
        margin: 0 1rem;
        border-radius: var(--border-radius);
    }

    .video-title {
        font-size: 1.5rem;
    }

    .video-description {
        font-size: 1rem;
    }

    .card-title {
        font-size: 1.6rem;
    }

    .card-description {
        font-size: 1rem;
    }
}