body {
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
}

.title {
    font-size: 32px;
    margin-bottom: 20px;
    text-align: center;
}

.button-container {
    display: flex;
    flex-direction: column; /* bouton 1 au-dessus du 2 */
    align-items: center;
    gap: 20px; /* espace ENTRE les boutons */
}

/* 🎯 Boutons (taille par défaut = mobile / petit écran) */
.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    padding: 20px 40px;
    border: none;
    border-radius: 12px;
    font-size: 20px;
    cursor: pointer;

    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: 280px;
}

/* 🌟 Animation hover */
.btn:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* Icônes */
.icon {
    font-size: 32px;
}

/* Bouton 1 */
.btn-primary {
    background-color: #4CAF50;
    color: white;
}


.btn-primary:hover {
    background-color: #3e8e41;
}

/* Bouton 2 */
.btn-secondary {
    background-color: #008CBA;
    color: white;
}

.btn-secondary:hover {
    background-color: #0072a0;
}

/* 📱 Mobile */
@media (max-width: 600px) {
    .title {
        font-size: 24px;
    }

    .button-container {
        flex-direction: column;
    }

    .btn {
        width: 200px;
    }
}

/* 💻 GRAND ÉCRAN (ordinateur) */
@media (min-width: 1024px) {
    .btn {
        padding: 20px 40px;   /* beaucoup plus gros */
        font-size: 22px;      /* texte plus visible */
        border-radius: 14px;
    }

    .button-container {
        gap: 25px;
    }

    .title {
        font-size: 42px;
    }
}

.header {
    text-align: center;
    margin-bottom: 30px;
}

/* Logo */
.logo {
    width: 120px;
    height: auto;
    margin-bottom: 10px;
    animation: fadeIn 0.8s ease;
}

/* Gros titre */
.main-title {
    font-size: 36px;
    margin: 10px 0;
}

/* Sous-titre */
.subtitle {
    font-size: 24px;
    font-weight: normal;
    color: #555;
    margin-bottom: 20px;
}

/* Animation simple */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}