// Fluid PinCodeInput. No upstream Carbon component; matches fluid TextInput
// layout while keeping the multi-segment fieldset.

@import "carbon-components/scss/globals/scss/vars";
@import "carbon-components/scss/globals/scss/helper-mixins";
@import "carbon-components/scss/globals/scss/typography";
@import "carbon-components/scss/globals/scss/vendor/@carbon/elements/scss/import-once/import-once";

/// Fluid pin code input variant
/// @access private
/// @group components
@mixin fluid-pin-code-input {
  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__fieldset {
    position: relative;
  }

  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__fieldset > legend.#{$prefix}--label {
    position: absolute;
    z-index: 1;
    display: flex;
    align-items: center;
    margin: 0;
    block-size: to-rem(16px);
    inline-size: calc(100% - 2rem);
    inset-block-start: to-rem(13px);
    inset-inline-start: $spacing-05;
    overflow-x: scroll;
    -ms-overflow-style: none;
    scrollbar-width: none;
    white-space: nowrap;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fieldset
    > legend.#{$prefix}--label::-webkit-scrollbar {
    display: none;
  }

  // Labels with slotted content (e.g., a tooltip icon) must not clip
  // overflow, or the tooltip popover would be cut off.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fieldset
    > legend.#{$prefix}--label.#{$prefix}--label--slotted {
    gap: $spacing-03;
    overflow: visible;
  }

  // The fields wrapper is the fluid container: it holds the segment row,
  // divider, status icon, and message — matching TextInput/NumberInput.
  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__fields {
    display: block;
    position: relative;
    background: $field-01;
    transition:
      background-color $duration--fast-01 motion(standard, productive),
      outline $duration--fast-01 motion(standard, productive);
  }

  // Minimum 64px field row. Segments cluster left; the row underline sits on
  // __segments in the default state and on the full-width divider when invalid.
  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__segments {
    display: flex;
    align-items: flex-end;
    gap: 0;
    box-sizing: border-box;
    inline-size: fit-content;
    max-inline-size: 100%;
    min-block-size: to-rem(64px);
    padding-block-start: to-rem(32px);
    padding-inline: $spacing-05;
    padding-block-end: to-rem(13px);
    border-block-end: 1px solid $ui-04;
  }

  // One row border (or full-width divider when invalid/warn), not per-segment underlines.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__field.#{$prefix}--text-input {
    block-size: to-rem(40px);
    inline-size: to-rem(40px);
    min-inline-size: to-rem(40px);
    padding: 0;
    border: none;
    border-block-end: none;
    border-radius: 0;
    background-color: transparent;
    box-shadow: none;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__field
    + .#{$prefix}--pin-code-input__field {
    margin-inline-start: 0;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__field.#{$prefix}--text-input--xs {
    block-size: to-rem(24px);
    inline-size: to-rem(24px);
    min-inline-size: to-rem(24px);
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__field.#{$prefix}--text-input--sm {
    block-size: to-rem(32px);
    inline-size: to-rem(32px);
    min-inline-size: to-rem(32px);
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__field.#{$prefix}--text-input--xl {
    block-size: to-rem(48px);
    inline-size: to-rem(48px);
    min-inline-size: to-rem(48px);
  }

  // v10 applies invalid outlines on unfocused inputs. Suppress those in the
  // fluid variant; the fields wrapper carries the invalid ring when unfocused.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]
    .#{$prefix}--pin-code-input__field:not(:focus),
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning
    .#{$prefix}--pin-code-input__field:not(:focus) {
    outline: none;
    box-shadow: none;
  }

  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__field:focus {
    @include focus-outline("outline");
  }

  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__divider {
    display: none;
    border: none;
    margin: 0 $spacing-05;
    block-size: to-rem(1px);
    border-block-end: 1px solid $ui-03;
    transition: border-color $duration--fast-01 motion(standard, productive);
  }

  // Hide the segment-row border for invalid/warn; the in-flow divider below
  // the segment row spans the full field width instead.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]
    .#{$prefix}--pin-code-input__segments,
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning
    .#{$prefix}--pin-code-input__segments {
    border-block-end-color: transparent;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]
    .#{$prefix}--pin-code-input__divider,
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning
    .#{$prefix}--pin-code-input__divider {
    display: block;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning {
    border-block-end: 1px solid $ui-04;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning:focus-within {
    border-block-end: 1px solid transparent;
  }

  .#{$prefix}--pin-code-input--fluid .#{$prefix}--pin-code-input__message {
    position: relative;
  }

  // The error/warn message is rendered inside the fields wrapper in the
  // fluid variant. The base pin-code-input styles only reveal a message
  // that is a sibling of the wrapper.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]
    .#{$prefix}--form-requirement,
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields--warning
    .#{$prefix}--form-requirement {
    display: block;
    overflow: visible;
    max-block-size: 100%;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]
    .#{$prefix}--form-requirement {
    color: $text-error;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields
    .#{$prefix}--form-requirement {
    padding: $spacing-03 to-rem(40px) $spacing-03 $spacing-05;
    margin: 0;
  }

  // Anchor the status icon to the message row so it stays aligned with the
  // first line of text regardless of field height above.
  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__message
    .#{$prefix}--pin-code-input__icon {
    position: absolute;
    margin: 0;
    inset-block-start: $spacing-03;
    inset-inline-end: $spacing-05;
    pointer-events: none;
  }

  .#{$prefix}--pin-code-input--fluid
    .#{$prefix}--pin-code-input__fields[data-invalid]:not(:focus-within) {
    @include focus-outline("invalid");
  }
}

@include exports("fluid-pin-code-input") {
  @include fluid-pin-code-input;
}