body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background);
    color: var(--dark-brown);
    line-height: 1.6;
}

body .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    align-items: center;
}

/* Hero Section */
body .hero {
    background: linear-gradient(rgba(235, 222, 212, 0.8), rgba(235, 222, 212, 0.8)),
        url('/accueil/math-background.jpg') center/cover;
    padding: 100px 0;
    text-align: center;
    color: var(--dark-brown);
}

body .hero h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    margin-bottom: 20px;
}

body .hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
}

body .btn-primary {
    display: inline-block;
    background-color: var(--brown);
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: background-color 0.3s;
}

body .btn-primary:hover {
    background-color: var(--dark-brown);
}

body .section {
    padding: 80px 0;
    text-align: center;
}

body .section h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

body .section h3 span {
    color: var(--brown);
}

/* Bouton secondaire */
body .btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--brown);
    padding: 12px 24px;
    text-decoration: none;
    border: 2px solid var(--brown);
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s;
}

body .btn-secondary:hover {
    background-color: var(--brown);
    color: white;
}

.contact-form{
    align-content: center;
}

.contact-form {
    max-width: 500px;
    margin: 0 auto; /* centre le formulaire */
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contact-form label {
    font-weight: 600;
}

.contact-form input,
.contact-form textarea {
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

@media (max-width: 768px) {
    body .hero h2 {
        font-size: 2.2rem;
    }

    body .section h3 {
        font-size: 2rem;
    }
}