/**
 * Regentropfen University College - About Page Styles
 * Modern, professional design with visual interest
 */

/* About Hero Section */
.about-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-bottom: var(--spacing-3xl);
}

.about-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    background-color: var(--primary-color);
}

.about-hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    opacity: 0.3;
}

.about-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 173, 239, 0.85) 0%, rgba(0, 152, 212, 0.85) 100%);
    z-index: 2;
}

.about-hero-content {
    position: relative;
    z-index: 3;
    color: var(--white);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-3xl) 0;
}

.about-hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.about-hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    opacity: 0.95;
    max-width: 800px;
    margin: 0 auto;
}

/* Intro Badge */
.about-intro-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

/* Split Layout */
.about-split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-split-content {
    padding-right: var(--spacing-xl);
}

.about-section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-900);
    line-height: 1.2;
}

.about-text-content {
    line-height: 1.8;
    color: var(--gray-700);
}

.about-lead-text {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--gray-800);
    margin-bottom: var(--spacing-lg);
}

.about-split-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: rotate(-2deg);
    transition: transform var(--transition-base);
}

.about-image-wrapper:hover {
    transform: rotate(0deg) scale(1.02);
}

.about-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    background: linear-gradient(135deg, var(--gray-200), var(--gray-300));
}

.about-image:not([src]),
.about-image[src=""] {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image:not([src])::after,
.about-image[src=""]::after {
    content: 'Campus Image';
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 600;
}

.about-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 173, 239, 0.1) 0%, rgba(0, 152, 212, 0.1) 100%);
    pointer-events: none;
}

/* Features Grid */
.about-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.about-feature-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.about-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.about-feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.about-feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.about-feature-item p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Timeline */
.about-timeline {
    position: relative;
    max-width: 900px;
    margin: var(--spacing-3xl) auto 0;
    padding-left: var(--spacing-2xl);
}

.about-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
}

.about-timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
}

.about-timeline-marker {
    position: absolute;
    left: calc(-2rem - 8px);
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--white);
    border: 4px solid var(--primary-color);
    border-radius: var(--radius-full);
    box-shadow: 0 0 0 4px var(--white);
}

.about-timeline-content {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-left: var(--spacing-lg);
}

.about-timeline-year {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.about-timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.about-timeline-content p {
    color: var(--gray-700);
    line-height: 1.7;
}

/* Vision Mission Cards */
.about-vision-mission {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.about-vision-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all var(--transition-base);
    border-top: 4px solid var(--primary-color);
}

.about-vision-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.about-vision-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.about-vision-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.about-vision-card p {
    color: var(--gray-700);
    line-height: 1.8;
}

/* Leadership Grid */
.about-leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.about-leader-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    text-align: center;
}

.about-leader-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.about-leader-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-leader-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 173, 239, 0.1), rgba(0, 152, 212, 0.1));
}

.about-leader-placeholder {
    color: var(--gray-400);
    z-index: 1;
}

.about-leader-info {
    padding: var(--spacing-xl);
}

.about-leader-info h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.about-leader-role {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9375rem;
    margin: 0;
}

.about-leadership-others {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-3xl);
    border-top: 2px solid var(--gray-200);
}

.about-leadership-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}

.about-leadership-tag {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.about-leadership-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Values Grid */
.about-values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.about-value-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.about-value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
}

.about-value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.about-value-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-display);
}

.about-value-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.about-value-card p {
    color: var(--gray-700);
    line-height: 1.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .about-hero-title {
        font-size: 2.5rem;
    }
    
    .about-hero-subtitle {
        font-size: 1.125rem;
    }
    
    .about-split-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-split-content {
        padding-right: 0;
    }
    
    .about-section-title {
        font-size: 2rem;
    }
    
    .about-image-wrapper {
        transform: none;
    }
    
    .about-timeline {
        padding-left: var(--spacing-lg);
    }
    
    .about-timeline-marker {
        left: calc(-1.5rem - 8px);
    }
    
    .about-timeline-content {
        margin-left: var(--spacing-md);
    }
    
    .about-vision-mission {
        grid-template-columns: 1fr;
    }
    
    .about-leadership-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values-grid {
        grid-template-columns: 1fr;
    }
}