/* Code slot: promo code and voucher, which combine. Quiet toggles over one
   shared slot, the applied codes beneath. Both fields sit in the same cell,
   so switching between them only crossfades; opening and closing glides the
   slot's height (0fr to 1fr). The checkout-codes controller sets data-open. */
.code-slot {
  border-block-start: var(--border-width) solid var(--color-subtle);
  padding-block-start: var(--space-xs);
}

.code-slot__toggles {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3xs) var(--space-m);
}

.code-slot__toggle {
  align-items: center;
  background: none;
  border: 0;
  border-radius: var(--radius-xs);
  color: var(--color-muted);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-size: var(--step--1);
  font-weight: var(--weight-medium);
  gap: var(--space-2xs);
  padding-block: var(--space-3xs);
  transition: color var(--duration-fast) var(--ease-out);

  &[hidden] {
    display: none;
  }

  &:hover,
  &[aria-expanded="true"] {
    color: var(--color-text);
  }
}

.code-slot__slot {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-base) var(--ease-out);
}

[data-open] > .code-slot__slot {
  grid-template-rows: 1fr;
}

.code-slot__clip {
  min-block-size: 0;
  overflow: hidden;
}

/* Room for the focus ring inside the clip */
.code-slot__cells {
  display: grid;
  margin-inline: calc(-1 * var(--focus-ring-width));
  padding: var(--space-xs) var(--focus-ring-width) var(--focus-ring-width);
}

/* The cells stack, so only a form takes clicks; the empty voucher cell on top
   would otherwise swallow the promo code's button */
.code-slot__cell {
  grid-area: 1 / 1;
  min-inline-size: 0;
  pointer-events: none;
}

.code-slot__form {
  margin: 0;
  opacity: 0;
  pointer-events: auto;
  transition: opacity var(--duration-fast) var(--ease-out), visibility 0s linear var(--duration-fast);
  visibility: hidden;
}

[data-open="promo"] [data-code-kind="promo"],
[data-open="voucher"] [data-code-kind="voucher"] {
  opacity: 1;
  transition: opacity var(--duration-fast) var(--ease-out) calc(var(--duration-fast) / 2), visibility 0s;
  visibility: visible;
}

/* The field with its button inside, the way Luma asks for a coupon */
.code-slot__input {
  align-items: center;
  background: var(--color-surface-2);
  border: var(--border-width) solid var(--color-surface-3);
  border-radius: var(--radius-s);
  display: flex;
  gap: var(--space-3xs);
  padding: var(--space-3xs);
  transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);

  &:focus-within {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 var(--focus-ring-width) var(--focus-ring-color);
  }

  input {
    background: transparent;
    border: 0;
    color: var(--color-text);
    flex: 1;
    font: inherit;
    font-size: var(--step-0);
    min-inline-size: 0;
    outline: 0;
    padding: var(--space-3xs) var(--space-2xs);

    &::placeholder {
      color: var(--color-muted);
    }
  }
}

.code-slot__applied:has(> *) {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  padding-block-start: var(--space-xs);
}

/* An applied code: what it is, and a quiet way to take it off */
.code-slot__code {
  align-items: center;
  background: var(--color-surface-2);
  border-radius: var(--radius-s);
  display: flex;
  font-size: var(--step--1);
  gap: var(--space-xs);
  padding: var(--space-3xs) var(--space-3xs) var(--space-3xs) var(--space-xs);

  .icon {
    --icon-color: var(--color-green);
  }

  form {
    margin: 0;
  }
}