.dob-input-host {
  display: grid;
  gap: 0.35rem;
}

.dob-input-host > .dob-input-legend,
.dob-input-fieldset > legend {
  font-size: var(--font-label-sm-size);
  font-weight: var(--font-label-sm-weight);
  letter-spacing: var(--font-label-sm-spacing);
  text-transform: uppercase;
  color: var(--muted);
  padding: 0;
}

.dob-input-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.dob-input-hint {
  margin: 0 0 0.35rem;
  font-size: 0.8125rem;
  font-weight: 400;
  line-height: 1.4;
  color: var(--muted);
  text-transform: none;
  letter-spacing: normal;
}

.dob-input-fields {
  display: grid;
  grid-template-columns: 3.25rem 3.25rem 5rem;
  gap: 0.5rem;
  align-items: end;
  width: fit-content;
  max-width: 100%;
}

.dob-input-part {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
}

.dob-input-part-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: var(--font-label-sm-spacing);
  text-transform: uppercase;
  color: var(--muted);
}

.dob-input-part-field {
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
  min-height: 2.75rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--input-text);
  font-size: 1rem;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
  text-transform: none;
  letter-spacing: normal;
  -webkit-appearance: none;
  appearance: none;
}

@media (max-width: 640px) {
  .dob-input-fields {
    width: 100%;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.6fr);
    gap: 0.65rem;
  }

  .dob-input-part-field {
    min-height: 3rem;
    font-size: 1.0625rem;
  }

  .dob-input-hint {
    font-size: 0.875rem;
  }
}

.dob-input-part-field:focus {
  outline: 2px solid var(--btn-primary);
  outline-offset: 0;
  border-color: var(--btn-primary);
}

.dob-input-part-field[aria-invalid="true"]:focus {
  border-color: var(--error);
  outline-color: var(--error);
}

:root[data-theme="dark"] .dob-input-part-field:focus {
  outline-color: var(--accent);
  border-color: var(--accent);
}

:root[data-theme="dark"] .dob-input-part-field[aria-invalid="true"]:focus {
  border-color: var(--error);
  outline-color: var(--error);
}

.budget-form .dob-input-host > .dob-input-legend {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.form-grid .dob-input-fieldset {
  grid-column: span 1;
}