input,
select,
textarea,
.form-control,
.register-input,
.password-input {
    font-size: 16px !important; /* iOS needs at least 16px to prevent zoom */
}

/* Ensure all form controls have proper font size */
.form-control {
    font-size: 16px !important;
}
.btn:disabled,
.btn.disabled,
fieldset:disabled .btn {
    color: #4a5568 !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: rgba(255, 255, 255, 0.03) !important;
    cursor: not-allowed !important;
    opacity: 0.6 !important;
    pointer-events: none !important;
}