* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header styles */
header {
    background-color: #2E7D32;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #B2DFDB;
}

/* Hero Banner styles */
.hero-banner {
    height: 400px;
    background-size: cover;
    background-position: center 30%;
    background-repeat: no-repeat;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-overlay h1 {
    color: white;
    font-size: 3.5rem;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-weight: bold;
    letter-spacing: 2px;
}

/* Main content styles */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    flex: 1;
}

/* Hero content styles */
.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background: rgba(46, 125, 50, 0.1);
    border-radius: 10px;
}

.hero-content p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Organigramme styles */
.org-chart {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
    padding: 2rem 0;
}

.project-lead {
    position: relative;
}

.project-lead::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2rem;
    background-color: #2E7D32;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
}

.poles-container {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
}

.poles-container::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 2px;
    background-color: #2E7D32;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
}

.pole {
    background: #f5f5f5;
    border-radius: 10px;
    padding: 1.5rem;
    min-width: 300px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.pole h2 {
    color: #2E7D32;
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.pole-members {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.team-member {
    background: white;
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-photo {
    width: 100px;
    height: 100px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #2E7D32;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    color: #2E7D32;
    margin-bottom: 0.5rem;
}

.team-member p {
    color: #666;
    font-size: 0.9rem;
}

/* Contact form styles */
.contact-section {
    max-width: 800px;
    margin: 0 auto;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-info {
    background: #f5f5f5;
    padding: 2rem;
    border-radius: 10px;
}

.contact-info h2 {
    color: #2E7D32;
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 1rem;
}

.contact-info i {
    color: #2E7D32;
    margin-right: 0.5rem;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.submit-btn {
    background-color: #2E7D32;
    color: white;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #1B5E20;
}

/* Footer styles */
footer {
    background-color: #f5f5f5;
    padding: 2rem;
    text-align: center;
    margin-top: auto;
}

.social-links {
    margin-bottom: 1rem;
}

.social-links a {
    color: #333;
    font-size: 1.5rem;
    margin: 0 1rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #2E7D32;
}

.social-links-large a {
    display: block;
    margin: 1rem 0;
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links-large a i {
    margin-right: 0.5rem;
}

.social-links-large a:hover {
    color: #2E7D32;
}

/* Progress Timeline styles */
.progress-section {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

.progress-section h1 {
    text-align: center;
    color: #2E7D32;
    margin-bottom: 3rem;
}

.progress-timeline {
    position: relative;
    padding: 2rem 0;
}

.progress-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: #2E7D32;
    top: 0;
}

.timeline-item {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin-bottom: 6rem;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-date {
    background-color: #2E7D32;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: bold;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    width: 80%;
    max-width: 500px;
    margin-top: 3rem;
    position: relative;
}

.timeline-content h3 {
    color: #2E7D32;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: #666;
    line-height: 1.6;
}

.timeline-image {
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease-out;
}

.timeline-image.fade-in-left {
    transform: translateX(-50px);
}

.timeline-image.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.image-caption {
    text-align: center;
    font-style: italic;
    color: #666;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: auto;
}

@media (max-width: 768px) {
    .progress-timeline::before {
        left: 30px;
    }

    .timeline-date {
        left: 30px;
        transform: translateX(-50%);
    }

    .timeline-content {
        width: calc(100% - 80px);
        margin-left: 80px !important;
    }

    .timeline-image.fade-in-left,
    .timeline-image.fade-in-right {
        transform: translateY(30px);
    }

    .timeline-image.visible {
        transform: translateY(0);
    }
}

/* Responsive design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        margin-top: 1rem;
        flex-direction: column;
    }

    .nav-links li {
        margin: 0.5rem 0;
    }

    .hero-overlay h1 {
        font-size: 2.5rem;
        padding: 0 1rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .poles-container {
        flex-direction: column;
        align-items: center;
    }

    .pole {
        width: 100%;
        max-width: 400px;
    }
}