/* Variables de couleur */
:root {
    --color-primary: #0a1f3d;      /* Bleu marine du logo */
    --color-secondary: #e8eef5;    /* Gris-bleu clair */
    --color-accent: #ffffff;        /* Blanc */
    --color-text: #2c3e50;          /* Gris foncé */
    --color-light-gray: #f5f5f5;    /* Gris très clair */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-accent);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #0f2a52;
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--color-primary);
    padding: 30px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.logo-section {
    display: flex;
    justify-content: center;
}

.logo {
    max-width: 250px;
    height: auto;
    width: 100%;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 40px 0;
}

/* Hero Section */
.hero {
    text-align: center;
    margin: 40px 0 60px;
    padding: 0 20px;
}

.hero h1 {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 15px;
    font-weight: 700;
}

.hero .subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 20px;
}

/* Contact Section */
.contact-section {
    margin: 50px 0;
}

.contact-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0f2a52 100%);
    color: var(--color-accent);
    padding: 40px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(10, 31, 61, 0.15);
}

.contact-card h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 20px;
}

.info-block h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.info-block p {
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-card a {
    color: var(--color-accent);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.contact-card a:hover {
    border-bottom-color: var(--color-accent);
    opacity: 0.9;
}

/* Website Info */
.website-info {
    text-align: center;
    padding: 20px;
    background-color: var(--color-light-gray);
    border-radius: 8px;
    font-size: 1.1rem;
    color: var(--color-text);
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--color-secondary);
    border-radius: 10px;
    margin: 50px 0;
}

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

.cta-section p {
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    padding: 15px 50px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(10, 31, 61, 0.2);
}

.cta-button:hover {
    background-color: #0f2a52;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 31, 61, 0.3);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-accent);
    text-align: center;
    padding: 30px 0;
    margin-top: 60px;
}

.footer p {
    margin: 0;
}

/* Responsive Design - Tablette */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero .subtitle {
        font-size: 1rem;
    }

    .contact-card {
        padding: 30px 20px;
    }

    .contact-card h2 {
        font-size: 1.5rem;
    }

    .contact-info {
        gap: 20px;
    }

    .cta-section h2 {
        font-size: 1.5rem;
    }

    .cta-button {
        padding: 12px 40px;
        font-size: 1rem;
    }

    .logo {
        max-width: 200px;
    }
}

/* Responsive Design - Mobile */
@media (max-width: 480px) {
    .header {
        padding: 20px 0;
    }

    .logo {
        max-width: 150px;
    }

    .main-content {
        padding: 30px 0;
    }

    .hero {
        margin: 30px 0 40px;
    }

    .hero h1 {
        font-size: 1.5rem;
        margin-bottom: 10px;
    }

    .hero .subtitle {
        font-size: 0.95rem;
    }

    .contact-card {
        padding: 25px 15px;
        border-radius: 8px;
    }

    .contact-card h2 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .info-block h3 {
        font-size: 0.9rem;
        margin-bottom: 8px;
    }

    .info-block p {
        font-size: 1rem;
    }

    .website-info {
        font-size: 1rem;
        padding: 15px;
    }

    .cta-section {
        padding: 40px 20px;
        margin: 40px 0;
    }

    .cta-section h2 {
        font-size: 1.3rem;
        margin-bottom: 12px;
    }

    .cta-section p {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .cta-button {
        padding: 12px 35px;
        font-size: 0.95rem;
    }

    .footer {
        padding: 20px 0;
        font-size: 0.9rem;
    }
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero {
    animation: fadeInDown 0.6s ease-out;
}

.contact-card {
    animation: fadeInDown 0.8s ease-out;
}