/* ===================================
   Expertises Agridurables - Styles
   Palette officielle du logo
   =================================== */

:root {
    /* Couleurs officielles extraites du logo */
    --primary-dark: #2B573D;        /* Vert foncé "Expertises" */
    --primary-light: #8BC34A;       /* Vert clair "Agridurables" */
    --primary-medium: #4CAF50;      /* Vert moyen */
    --primary-very-light: #A3D39C;  /* Vert très clair */
    --accent-blue: #2196F3;         /* Bleu accent (goutte) */
    --accent-teal: #26A69A;         /* Vert sarcelle */
    
    /* Couleurs complémentaires */
    --dark: #2C2C2C;
    --gray-dark: #666666;
    --gray-light: #F8F9FA;
    --white: #FFFFFF;
    
    /* Typographie */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ===================================
   Reset & Base Styles
   =================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ===================================
   Container
   =================================== */

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

/* ===================================
   Header & Navigation
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 70px;
    width: auto;
    transition: var(--transition);
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-list {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--primary-dark);
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-light);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lang-switch {
    background: none;
    border: none;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-dark);
}

.lang-option {
    transition: var(--transition);
}

.lang-option.active {
    color: var(--primary-light);
}

.lang-separator {
    color: var(--gray-dark);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-dark);
    transition: var(--transition);
}

/* ===================================
   Buttons
   =================================== */

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: var(--font-primary);
}

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

.btn-primary:hover {
    background: var(--primary-medium);
    border-color: var(--primary-medium);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(139, 195, 74, 0.3);
}

.btn-hero {
    background: var(--primary-light);
    color: var(--white);
    padding: 15px 40px;
    font-size: 18px;
}

.btn-hero-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 15px 40px;
    font-size: 18px;
}

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

/* ===================================
   Hero Section
   =================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1464226184884-fa280b87c399?w=1920') center/cover no-repeat;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(43, 87, 61, 0.9) 0%, rgba(139, 195, 74, 0.8) 100%);
    z-index: -1;
}

.hero-container {
    margin-top: 80px;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
}

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

/* ===================================
   Sections
   =================================== */

section {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 20px;
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-dark);
    text-align: center;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================
   Mission Section
   =================================== */

.mission-section {
    background: var(--gray-light);
}

.mission-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.mission-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--dark);
}

/* ===================================
   AUTOPILOT Showcase
   =================================== */

.autopilot-showcase {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 100%);
    color: var(--white);
    text-align: center;
}

.autopilot-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.autopilot-showcase .section-title {
    color: var(--white);
}

.autopilot-description {
    font-size: 1.2rem;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.autopilot-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.autopilot-feature {
    text-align: center;
}

.autopilot-feature i {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 15px;
}

.autopilot-feature h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.autopilot-feature p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ===================================
   Stats Section
   =================================== */

.stats-section {
    background: var(--gray-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.stat-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 15px;
}

.stat-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.stat-note {
    font-size: 0.9rem;
    color: var(--primary-light);
    font-style: italic;
}

/* ===================================
   Testimonials Section
   =================================== */

.testimonials-section {
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--gray-light);
    padding: 40px 30px;
    border-radius: 15px;
    position: relative;
}

.testimonial-icon {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
    color: var(--dark);
}

.testimonial-author {
    border-top: 2px solid var(--primary-light);
    padding-top: 20px;
}

.author-name {
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.author-title {
    font-size: 0.9rem;
    color: var(--gray-dark);
}

/* ===================================
   About Section
   =================================== */

.about-section {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    text-align: left;
}

.about-content h3 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    margin-top: 30px;
    margin-bottom: 15px;
}

.about-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.expertise-list {
    margin-top: 20px;
}

.expertise-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.expertise-list i {
    color: var(--primary-light);
    font-size: 1.2rem;
}

.about-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.img-fluid {
    width: 100%;
    height: auto;
}

/* ===================================
   Services Section
   =================================== */

.services-section {
    background: var(--gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
}

.service-card.featured {
    border: 3px solid var(--primary-light);
    background: linear-gradient(135deg, rgba(43, 87, 61, 0.02) 0%, rgba(139, 195, 74, 0.05) 100%);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--primary-light);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.service-title {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
    font-weight: 700;
}

.service-subtitle {
    font-size: 0.95rem;
    color: var(--gray-dark);
    margin-bottom: 15px;
    font-style: italic;
}

.service-description {
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    margin-top: 20px;
}

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.service-features i {
    color: var(--primary-light);
    margin-top: 3px;
    flex-shrink: 0;
}

/* ===================================
   Investors Section
   =================================== */

.investors-section {
    background: var(--white);
}

.investors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.investor-card {
    background: var(--gray-light);
    padding: 40px 30px;
    border-radius: 15px;
    transition: var(--transition);
    position: relative;
}

.investor-card.featured {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 100%);
    color: var(--white);
}

.investor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.investor-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--primary-light);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.investor-icon {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.investor-card.featured .investor-icon {
    color: var(--primary-very-light);
}

.investor-title {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 700;
}

.investor-card.featured .investor-title {
    color: var(--white);
}

.investor-description {
    margin-bottom: 20px;
    line-height: 1.7;
}

.investor-features {
    margin-top: 20px;
}

.investor-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.investor-features i {
    color: var(--primary-light);
    margin-top: 3px;
    flex-shrink: 0;
}

.investor-card.featured .investor-features i {
    color: var(--primary-very-light);
}

.investor-cta {
    text-align: center;
    padding: 40px 0;
}

.investor-cta p {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--gray-dark);
}

/* ===================================
   Map Section
   =================================== */

.map-section {
    background: var(--gray-light);
}

.map-container {
    height: 500px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.map-legend {
    text-align: center;
}

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    margin-bottom: 10px;
}

.legend-item i {
    font-size: 1.5rem;
}

.legend-note {
    font-size: 0.9rem;
    color: var(--gray-dark);
    font-style: italic;
}

/* ===================================
   Contact Section
   =================================== */

.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
}

.contact-forms {
    display: grid;
    gap: 40px;
}

.form-container {
    background: var(--gray-light);
    padding: 40px;
    border-radius: 15px;
}

.form-title {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 25px;
    font-weight: 700;
}

.contact-form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
}

.form-group textarea {
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-card {
    background: var(--gray-light);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
}

.info-icon {
    font-size: 2.5rem;
    color: var(--primary-light);
    margin-bottom: 15px;
}

.info-card h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

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

.info-card a {
    color: var(--accent-blue);
    font-weight: 600;
}

.info-card a:hover {
    color: var(--primary-light);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--primary-dark);
    color: var(--primary-very-light);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    margin-bottom: 15px;
}

.footer-tagline {
    font-size: 0.9rem;
    margin-bottom: 10px;
    font-style: italic;
}

.footer-description {
    font-size: 0.95rem;
}

.footer-title {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--primary-very-light);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-contact i {
    color: var(--primary-light);
    margin-top: 3px;
}

.footer-contact a {
    color: var(--primary-very-light);
}

.footer-contact a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
}

/* ===================================
   WhatsApp Floating Button
   =================================== */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

/* ===================================
   Form Alerts
   =================================== */

.form-alert {
    padding: 16px 20px;
    margin-bottom: 20px;
    border-radius: 6px;
    font-size: 15px;
    text-align: center;
    animation: fadeIn 0.4s ease;
}

.form-alert.success {
    background: #e8f9f1;
    color: #1e7e34;
    border-left: 5px solid #1e7e34;
}

.form-alert.error {
    background: #fdecea;
    color: #b02a37;
    border-left: 5px solid #b02a37;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 100px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 100px);
        background: var(--white);
        flex-direction: column;
        padding: 30px 20px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        overflow-y: auto;
        z-index: 999;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }
    
    .nav-list li {
        width: 100%;
        border-bottom: 1px solid var(--gray-light);
    }
    
    .nav-link {
        display: block;
        padding: 15px 10px;
        width: 100%;
    }
    
    .nav-actions {
        flex-direction: column;
        width: 100%;
        gap: 15px;
        margin-top: 20px;
    }
    
    .nav-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .logo-img {
        height: 50px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .investors-grid {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .btn-hero {
        padding: 12px 25px;
        font-size: 16px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .form-container {
        padding: 25px;
    }
}