/* Styles de base */
body,
html {
    height: 100%;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Conteneur principal */
.container {
    text-align: center;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #333;
    margin-bottom: 2rem;
    font-weight: 300;
}

/* Style des boutons */

.btn {
    text-decoration: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.3s ease;
    display: inline-block;
    min-width: 150px;
}

/* Bouton Poésie */
.btn-poesie {
    background-color: #6c5ce7;
    color: white;
    border: 2px solid #6c5ce7;
}

.btn-poesie:hover {
    background-color: transparent;
    color: #6c5ce7;
    transform: translateY(-3px);
}
p {
  color: #6c5ce7;
}

/* Bouton Diapo */
.btn-diapo {
    background-color: #00b894;
    color: white;
    border: 2px solid #00b894;
}

.btn-diapo:hover {
    background-color: transparent;
    color: #00b894;
    transform: translateY(-3px);
}
.button-group {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* Sur smartphone (moins de 768px) */
@media (max-width: 768px) {
    .button-group {
        flex-direction: column;   /* l’un sous l’autre */
        align-items: center;     /* largeur 100% */
    }

    .button-group a {
        width: 100%;              /* boutons pleine largeur */
        text-align: center;
    }
}