.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form {
  position: relative;
}

.form__label {
  color: var(--color-on-surface-variant);
}

.form__input,
.form__textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: var(--border-thin);
  padding: var(--space-3) 0;
  color: var(--color-on-background);
  outline: none;
  transition: border-color var(--t-base);
}

.form__input:focus,
.form__textarea:focus {
  border-bottom-color: var(--color-brass);
}

.form__input--error,
.form__textarea--error {
  border-bottom-color: var(--color-danger);
}

.form__error {
  font-size: 0.75rem;
  color: var(--color-danger);
}

.form__stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.form-success.is-visible {
  display: flex;
}

.form-success__icon {
  width: 3rem;
  height: 3rem;
  color: var(--color-brass);
}

.form-success__title {
  font-family: var(--font-display);
  font-size: var(--text-headline-sm);
  color: var(--color-on-background);
}

.form-success__text {
  color: var(--color-on-surface-variant);
  max-width: 28ch;
}

.form.is-hidden {
  display: none;
}

.contact-form-card {
  background: var(--color-surface-container-low);
  padding: var(--space-8);
  border: 1px solid rgba(204, 198, 178, 0.3);
}

@media (min-width: 768px) {
  .contact-form-card {
    padding: var(--space-12);
  }
}

.contact-form-card__title {
  margin-bottom: var(--space-8);
}