/* Variables CSS */
:root {
    --primary: #0056b3;
    --primary-dark: #003d82;
    --secondary: #2a9d8f;
    --dark: #333;
    --light: #f8f9fa;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 8px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.8rem;
}

h2 {
    font-size: 2.4rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-dark);
}

h3 {
    font-size: 1.5rem;
    color: var(--primary);
}

p {
    margin-bottom: 1.5rem;
    color: var(--gray);
}

a {
    text-decoration: none;
    color: inherit;
}

.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

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

.btn-secondary:hover {
    background-color: #21867a;
}

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--primary);
}

.logo img {
    height: 70px;
    width: auto;
}

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

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

.nav-menu a {
    font-weight: 600;
    position: relative;
    padding: 5px 0;
}

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

.nav-menu a:hover:after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 84, 179, 0.85), rgba(0, 61, 130, 0.9)), url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2069&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 180px 0 100px;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Services */
.services {
    background-color: var(--light);
}

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

.service-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    background-color: var(--primary);
    color: white;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.service-content {
    padding: 25px;
}

.modal-link {
    color: var(--primary);
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
    font-size: 0.9rem;
}

/* À propos */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
}

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Valeurs */
.values {
    background-color: var(--light);
}

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

.value-item {
    text-align: center;
    padding: 30px 20px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    cursor: pointer;
}

.value-item:hover {
    transform: translateY(-5px);
}

.value-item i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    margin-bottom: 2rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-details p {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
}

.contact-details i {
    margin-right: 10px;
    color: var(--primary);
    width: 20px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
}

.footer-contact i {
    margin-right: 10px;
    color: var(--secondary);
    width: 20px;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Styles pour les fenêtres modales */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 20px;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: white;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transform: translateY(-30px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    background-color: var(--primary);
    color: white;
    padding: 20px 30px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: white;
    margin: 0;
    font-size: 1.8rem;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    padding: 30px;
}

.modal-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
    text-align: center;
}

.modal-details {
    margin-top: 20px;
}

.modal-details h4 {
    color: var(--primary-dark);
    margin-top: 25px;
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.modal-details ul {
    padding-left: 20px;
    margin-bottom: 20px;
}

.modal-details li {
    margin-bottom: 8px;
    color: var(--gray);
}

.modal-contact-btn {
    margin-top: 30px;
    text-align: center;
}

/* Section partenaires dans les modales */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 25px;
    margin-bottom: 30px;
}

.partner-item {
    background-color: var(--light);
    border-radius: var(--border-radius);
    padding: 15px;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
}

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

.partner-logo-container {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.partner-logo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.partner-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .about-content,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .modal {
        width: 95%;
        max-height: 90vh;
    }
    
    .partners-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 10px 25px;
    }
    
    .modal-header {
        padding: 15px 20px;
    }
    
    .modal-header h3 {
        font-size: 1.5rem;
    }
    
    .modal-content {
        padding: 20px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .partner-logo-container {
        height: 60px;
    }
}