/* WhatsApp Modal Styles */
.whatsapp-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.whatsapp-modal-content {
    background-color: #fefefe;
    margin: 8% auto;
    padding: 30px;
    border: 1px solid #888;
    width: 90%;
    max-width: 400px;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.3);
}

/* Adjust position on mobile */
@media (max-width: 768px) {
    .whatsapp-modal-content {
        margin: 10% auto;
        padding: 25px;
        width: 95%;
        max-width: none;
    }

    .whatsapp-modal h3 {
        font-size: 20px;
    }

    .whatsapp-modal select,
    .whatsapp-modal input {
        font-size: 14px;
        padding: 10px;
    }

    .whatsapp-modal button {
        font-size: 16px;
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .whatsapp-modal-content {
        margin: 15% auto;
        padding: 20px;
        width: 96%;
    }

    .whatsapp-modal h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .whatsapp-modal-close {
        font-size: 24px;
    }
}

.whatsapp-modal-close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 20px;
}

.whatsapp-modal-close:hover,
.whatsapp-modal-close:focus {
    color: #000;
}

.whatsapp-modal h3 {
    color: #25d366;
    margin-bottom: 20px;
    font-size: 24px;
    text-align: center;
}

.whatsapp-modal select,
.whatsapp-modal input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
}

.whatsapp-modal button {
    width: 100%;
    padding: 14px;
    background: #25d366;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    transition: background 0.3s;
}

.whatsapp-modal button:hover {
    background: #1fa855;
}

.whatsapp-modal button:disabled {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.7;
}

.whatsapp-modal input:focus,
.whatsapp-modal select:focus {
    border-color: #25d366;
    outline: none;
}