body {
    background: #f5f6fa;
    font-family: Arial, sans-serif;
}

.container-payment {
    width: 460px;
    margin: 50px auto;
}

h2 {
    margin-bottom: 20px;
}
form h3 
{
    text-align: center;
}
.card {
    background: white;
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
}

.montant-box input {
    width: 100%;
    text-align: center;
    font-size: 28px;
    border: none;
    background: #f1f2f6;
    padding: 15px;
    border-radius: 10px;
    font-weight: bold;
}

.info {
    text-align: center;
    margin-top: 10px;
    color: gray;
}

.carousel {
    display: flex;
    gap: 15px;
    overflow-x: auto;
    padding: 10px 0;
}

.carousel::-webkit-scrollbar {
    display: none;
}

.payment-card {
    min-width: 140px;
    cursor: pointer;
}

.payment-card input {
    display: none;
}

.card-content {
    padding: 5px;
    border-radius: 12px;
    width: 10vw;
    border: 2px solid transparent;
    text-align: center;
    background: #fff;
    transition: 0.3s;
}

.card-content p {
    font-weight: bold;
    margin-bottom: 5px;
}

.card-content span {
    font-size: 12px;
    color: gray;
}

/* Couleurs */
.mtn {
    border-color: #ffcc00;
}

.orange {
    border-color: orange;
}

.wave {
    border-color: #4ac4ff;
}


/* Champ téléphone */
#phone {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    border-radius: 10px;
    border: 1px solid #ccc;
    font-size: 14px;
}

#phone:disabled {
    background: #eee;
    cursor: not-allowed;
}

/* Message erreur */
.error-message {
    color: red;
    font-size: 13px;
    margin-top: 10px;
    min-height: 18px;
}


/* PHONE UI PREMIUM */
.phone-group {
    position: relative;
    margin-top: 10px;
}

#phone {
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    border: 1px solid #ddd;
    font-size: 16px;
    transition: 0.3s;
}

#phone:focus {
    border-color: black;
    outline: none;
}

#phone:disabled {
    background: #f1f2f6;
}

/* Badge opérateur */
#operator-badge {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    padding: 5px 10px;
    border-radius: 8px;
    font-weight: bold;
    display: none;
}

/* Couleurs opérateurs */
.badge-mtn {
    background: #ffcc00;
}

.badge-orange {
    background: orange;
    color: white;
}

.badge-wave {
    background: #4ac4ff;
    color: white;
}

/* Animation sélection */
.payment-card input:checked + .card-content {
    border: 3px solid black;
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Bouton amélioré */
.btn-payer {
    width: 100%;
    margin-top: 20px;
    padding: 15px;
    border: none;
    background: linear-gradient(45deg, black, #333);
    color: white;
    font-size: 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: 0.3s;
}

.btn-payer:hover {
    transform: translateY(-2px);
}


/* RESPONSIVE */
@media (max-width: 768px) {
    .container-payment {
        width: 90%;
        margin: 20px auto;
    }

    .montant-box input {
        font-size: 22px;
        padding: 12px;
    }

    .btn-payer {
        font-size: 14px;
        padding: 12px;
    }

    .payment-card {
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    .container-payment {
        width: 95%;
    }

    .card {
        padding: 15px;
    }

    .montant-box input {
        font-size: 20px;
    }

     #phone {
        font-size: 14px;
        padding: 12px;
    }
}