/* Timeline-specific variables - using a class prefix to avoid conflicts */
.timeline-section {
    --timeline-primary-color: #004d40;
    --timeline-secondary-color: #ffd700;
    --timeline-text-color: #333;
    --timeline-light-text: #666;
    --timeline-bg-light: #f8f9fa;
    --timeline-white: #ffffff;
    --timeline-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --timeline-transition: all 0.3s ease;
    --timeline-border-radius: 12px;
    
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Page Header */
.timeline-page-header {
    text-align: center;
    padding: 60px 0;
}

.timeline-page-header h1 {
    color: var(--timeline-primary-color);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.timeline-page-header p {
    color: var(--timeline-light-text);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Timeline */
.timeline {
    margin: 40px 0;
}

.timeline-item {
    display: flex;
    margin-bottom: 100px;
    position: relative;
}

.timeline-item.reverse {
    flex-direction: row-reverse;
}

.timeline-image {
    flex: 1;
    position: relative;
    overflow: hidden;
    border-radius: var(--timeline-border-radius);
    box-shadow: var(--timeline-box-shadow);
    margin: 0 20px;
}

.timeline-image img {
    width: 100%;
    object-fit: contain;
    min-height: 300px;
    display: block;
    transition: transform 0.5s ease;
    background-color: #f8f8f8;
}

.timeline-item:hover .timeline-image img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--timeline-secondary-color);
    color: var(--timeline-primary-color);
    font-weight: 600;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.timeline-content {
    flex: 1;
    padding: 30px;
    background-color: var(--timeline-white);
    border-radius: var(--timeline-border-radius);
    box-shadow: var(--timeline-box-shadow);
    margin: 0 20px;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.timeline-content h2 {
    color: var(--timeline-primary-color);
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.timeline-content p {
    color: var(--timeline-light-text);
    margin-bottom: 20px;
}

.timeline-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.timeline-details li {
    color: var(--timeline-light-text);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.timeline-details li i {
    color: var(--timeline-secondary-color);
    margin-right: 8px;
}

.timeline-learn-more {
    color: var(--timeline-primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    margin-top: auto;
    transition: var(--timeline-transition);
}

.timeline-learn-more i {
    margin-left: 8px;
    font-size: 0.8rem;
}

.timeline-learn-more:hover {
    color: var(--timeline-secondary-color);
}

/* Connect timeline items with a line */
.timeline-item::after {
    content: '';
    position: absolute;
    width: 3px;
    background-color: #ddd;
    top: 100%;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

.timeline-item:last-child::after {
    display: none;
}

/* CTA Section */
.timeline-cta-section {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--timeline-white);
    border-radius: var(--timeline-border-radius);
    box-shadow: var(--timeline-box-shadow);
    margin: 40px 0;
}

.timeline-cta-content h2 {
    color: var(--timeline-primary-color);
    font-size: 2rem;
    margin-bottom: 15px;
}

.timeline-cta-content p {
    color: var(--timeline-light-text);
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
}

.timeline-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.timeline-btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--timeline-transition);
}

.timeline-primary-btn {
    background-color: var(--timeline-primary-color);
    color: var(--timeline-white);
}

.timeline-primary-btn:hover {
    background-color: var(--timeline-secondary-color);
    color: var(--timeline-primary-color);
}

.timeline-secondary-btn {
    background-color: transparent;
    color: var(--timeline-primary-color);
    border: 2px solid var(--timeline-primary-color);
}

.timeline-secondary-btn:hover {
    background-color: var(--timeline-primary-color);
    color: var(--timeline-white);
}

/* Animation for elements on scroll */
@keyframes timelineFadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-item {
    animation: timelineFadeInUp 0.8s ease forwards;
    opacity: 0;
}

.timeline-item:nth-child(1) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.4s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.6s;
}

.timeline-cta-section {
    animation: timelineFadeInUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

/* Responsive Design */
@media (max-width: 992px) {
    .timeline-item, .timeline-item.reverse {
        flex-direction: column;
    }

    .timeline-image {
        margin-bottom: 20px;
    }

    .timeline-image img {
        max-height: 400px;
    }

    .timeline-item::after {
        left: 20px;
    }
}

@media (max-width: 768px) {
    .timeline-page-header h1 {
        font-size: 2rem;
    }

    .timeline-details {
        grid-template-columns: 1fr;
    }

    .timeline-cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .timeline-btn {
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
    
    .timeline-image img {
        min-height: 250px;
    }
}

@media (max-width: 576px) {
    .timeline-page-header {
        padding: 40px 0;
    }

    .timeline-content h2 {
        font-size: 1.5rem;
    }
    
    .timeline-content {
        padding: 20px;
    }

    .timeline-image, .timeline-content {
        margin: 0 0 20px;
    }
    
    .timeline-image img {
        min-height: 200px;
    }
}