body {
    font-family: Arial, sans-serif;
    background: #ffffff;
    margin: 0;
}

/* Container principal */
.container {
    max-width: 1100px;
    margin: 40px auto;
    padding: 20px;
}

/* Titre */
.title {
    font-size: 28px;
    margin-bottom: 10px;
}

.subtitle {
    color: #666;
    margin-bottom: 30px;
}

/* Layout desktop */
.grid {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 20px;
}

/* Menu gauche */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.card {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    border: 1px solid #eee;
    transition: 0.2s;
}

.card:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}



.card.active {
    border: 2px solid #e87684;
}

.card i {
    font-size: 30px;
    margin-bottom: 10px;
    color: #e87684;
}

/* Partie droite */
.content {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #eee;
}

/* Bloc info */
.info-box {
    background: #f1f8fb;
    border-left: 4px solid #009ee0;
    padding: 20px;
    border-radius: 10px;
    margin-top: 15px;
}

.info-box h3 {
    margin-top: 0;
}

.telegram-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    font-weight: bold;
    color: #009ee0;
    text-decoration: none;
}

.telegram-link i {
    font-size: 20px;
}

/* ========================= */
/* 📱 TABLETTE + MOBILE */
/* ========================= */
@media (max-width: 900px) {

    .grid {
        grid-template-columns: 1fr;
    }

    /* Sidebar devient verticale (comme sur ton image) */
    .sidebar {
        flex-direction: column;
    }

    .card {
        width: 100%;
    }

    .content {
        margin-top: 10px;
    }
}

/* ========================= */
/* 📱 MOBILE (<= 600px) */
/* ========================= */
@media (max-width: 600px) {

    .container {
        margin: 0px;
        padding: 0px;
    }

    .title {
        font-size: 22px;
        line-height: 1.3;
    }

    .subtitle {
        font-size: 14px;
    }

    .card {
        padding: 18px;
        font-size: 14px;
    }

    .card i {
        font-size: 28px;
    }

    .content {
        padding: 18px;
    }

    .info-box {
        padding: 15px;
        font-size: 14px;
    }

    .telegram-link {
        font-size: 14px;
    }
}