.phone-validation-message {
    display: block;
    min-height: 18px;
    margin-top: 6px;
    color: #64748b;
    font-size: 12px;
    line-height: 1.4;
}

.phone-validation-message.is-error {
    color: #b91c1c;
}

.phone-validation-message.is-valid {
    color: #047857;
}

input.phone-input-invalid {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

input.phone-input-valid {
    border-color: #10b981 !important;
}