/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Variables CSS */
:root {
    --primary-color: #2d5016;
    --secondary-color: #4a7c59;
    --accent-color: #8bc34a;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --white: #ffffff;
    --light-bg: #f8f9fa;
    --border-color: #e9ecef;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

/* Header et Navigation */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo::before {
    content: "🌱";
    font-size: 2rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

nav a:hover,
nav a.active {
    background-color: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

/* Menu mobile */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Main content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Hero Section */
.hero {
    background:  url('../images/agriculture_africaine_large.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 600px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease 0.3s both;
}

.cta-button {
    display: inline-block;
    background: var(--accent-color);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    animation: fadeInUp 1s ease 0.6s both;
}

.cta-button:hover {
    background: #7cb342;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--accent-color);
    margin: 20px auto;
    border-radius: 2px;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Stats */
.stats {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1.2rem;
    opacity: 0.9;
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--white);
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(139,195,74,0.1);
}

.btn {
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
    text-decoration: none;
}

.btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--accent-color);
}

.btn-secondary:hover {
    background: #7cb342;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.8s ease;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-color);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
    }
    
    nav ul.active {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-item h3 {
        font-size: 2.5rem;
    }
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-green {
    color: var(--accent-color);
}

.bg-light {
    background-color: var(--light-bg);
}

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.hidden {
    display: none;
}

/* style carousselle */
/* Mini Swiper Style */
.mini-swiper {
  width: 100%;
  height: 180px;
  margin: 1rem 0;
  border-radius: 8px;
  overflow: hidden;
}

.mini-swiper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 8px;
}

/* Responsive Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* culture principal */
.mini-swiper {
  width: 100%;
  height: 180px;
  margin: 1rem 0;
  border-radius: 8px;
  overflow: hidden;
}

.mini-swiper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 8px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
 
/* lien video style */

.video-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  margin-top: 2rem;
}

.video-card {
  flex: 1 1 45%;
  max-width: 500px;
}

.video-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  color: var(--primary-color);
}

.video-card p {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  color: #555;
}

.video-responsive {
  position: relative;
  padding-bottom: 56.25%; /* Ratio 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.video-responsive iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 768px) {
  .video-card {
    flex: 1 1 100%;
  }
}

/* description de l'entrepreneur */
.entrepreneur-section {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.entrepreneur-content {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.entrepreneur-text {
  flex: 1 1 300px;
}

.entrepreneur-text h2 {
  margin-bottom: 1rem;
}

.entrepreneur-image {
  flex: 1 1 250px;
  max-width: 350px;
}

.entrepreneur-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Responsive */
@media (max-width: 768px) {
  .entrepreneur-content {
    flex-direction: column-reverse;
    text-align: center;
  }

  .entrepreneur-image {
    max-width: 100%;
  }
}

/* pesponsivite de la page contact */