/**
 * Input Component Styles
 *
 * Consumes design system tokens from:
 * - Pattern layer: --pattern-text-input-* (base structure)
 * - Component layer: --component-text-input-* (variants & sizes)
 * - Semantic layer: --semantic-typography-body-* (text styles)
 */

/* ==========================================================================
   Base Input
   ========================================================================== */

.ds-input {
  /* Layout — block, not flex: <input> is a replaced element and display:flex
     breaks cursor rendering (cursor masked when field is empty).
     The flex token is consumed by .ds-input-wrapper instead. */
  display: block;
  width: var(--pattern-text-input-properties-width);
  min-width: var(--pattern-text-input-properties-min-width);
  max-width: var(--pattern-text-input-properties-max-width);

  /* Sizing defaults (md) */
  padding: var(--pattern-text-input-base-tokens-padding-y) var(--pattern-text-input-base-tokens-padding-x);
  min-height: var(--pattern-text-input-base-tokens-min-height);

  /* Border */
  border-width: var(--pattern-text-input-base-tokens-border-width);
  border-style: var(--pattern-text-input-properties-border-style);
  border-radius: var(--pattern-text-input-base-tokens-border-radius);

  /* Colors - default state */
  background-color: var(--component-text-input-default-background);
  color: var(--component-text-input-default-text-color);
  border-color: var(--component-text-input-default-border-color);

  /* Typography (md default - from pattern base-tokens) */
  font-family: var(--pattern-text-input-base-tokens-font-family);
  font-size: var(--pattern-text-input-base-tokens-font-size);
  font-weight: var(--pattern-text-input-base-tokens-font-weight);
  line-height: var(--pattern-text-input-base-tokens-line-height);
  letter-spacing: var(--pattern-text-input-base-tokens-letter-spacing);
  text-transform: var(--pattern-text-input-base-tokens-text-transform);

  /* Transition */
  transition:
    background-color var(--semantic-transition-color),
    border-color var(--semantic-transition-color),
    color var(--semantic-transition-color);

  /* Reset */
  outline: var(--pattern-text-input-properties-outline);
  box-sizing: border-box;
}

/* Hide number spinner */
.ds-input[type="number"]::-webkit-inner-spin-button,
.ds-input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.ds-input[type="number"] {
  -moz-appearance: textfield;
}

/* Placeholder */
.ds-input::placeholder {
  color: var(--component-text-input-default-placeholder-color);
}

/* ==========================================================================
   States
   ========================================================================== */

/* Hover */
.ds-input:hover:not(:focus):not(:disabled):not(.ds-input--disabled):not(.ds-input--error) {
  border-color: var(--component-text-input-default-border-color-focus);
}

/* Focus */
.ds-input:focus {
  background-color: var(--component-text-input-default-background-focus);
  color: var(--component-text-input-default-text-color-focus);
  border-color: var(--component-text-input-default-border-color-focus);
}

.ds-input:focus::placeholder {
  color: transparent;
}

/* Focus visible ring */
.ds-input:focus-visible {
  outline: var(--semantic-focus-ringwidth) solid var(--semantic-focus-ringcolor);
  outline-offset: var(--semantic-focus-outlineoffset);
}

/* Error */
.ds-input--error {
  background-color: var(--component-text-input-default-background-error);
  color: var(--component-text-input-default-text-color-error);
  border-color: var(--component-text-input-default-border-color-error);
}

.ds-input--error::placeholder {
  color: var(--component-text-input-default-placeholder-color-error);
}

/* Disabled */
.ds-input:disabled,
.ds-input--disabled {
  background-color: var(--component-text-input-default-background-disabled);
  color: var(--component-text-input-default-text-color-disabled);
  border-color: var(--component-text-input-default-border-color-disabled);
  cursor: not-allowed;
}

.ds-input:disabled::placeholder,
.ds-input--disabled::placeholder {
  color: var(--component-text-input-default-placeholder-color-disabled);
}

/* ==========================================================================
   Sizes
   ========================================================================== */

/* Medium (default - uses base pattern tokens) */
.ds-input--md {
  min-height: var(--component-text-input-md-min-height);
  min-width: var(--component-text-input-md-min-width);
  max-width: var(--component-text-input-md-max-width);
}

/* Small */
.ds-input--sm {
  padding: var(--component-text-input-sm-padding-y) var(--component-text-input-sm-padding-x);
  min-height: var(--component-text-input-sm-min-height);
  min-width: var(--component-text-input-sm-min-width);
  max-width: var(--component-text-input-sm-max-width);
  border-radius: var(--component-text-input-sm-border-radius);

  /* Typography: from component size tokens */
  font-family: var(--component-text-input-sm-font-family);
  font-size: var(--component-text-input-sm-font-size);
  font-weight: var(--component-text-input-sm-font-weight);
  line-height: var(--component-text-input-sm-line-height);
  letter-spacing: var(--component-text-input-sm-letter-spacing);
  text-transform: var(--component-text-input-sm-text-transform);
}

/* ==========================================================================
   Textarea (Multi-line)
   ========================================================================== */

.ds-input--textarea {
  resize: var(--component-text-input-multi-line-resize);
  min-height: auto;
  padding-top: calc(var(--pattern-text-input-base-tokens-padding-y) + 4px);
}

/* ==========================================================================
   Input Wrapper (for icon layouts)
   ========================================================================== */

.ds-input-wrapper {
  display: flex;
  align-items: var(--pattern-text-input-properties-align-items);
  gap: var(--pattern-text-input-base-tokens-gap);
  position: relative;
  width: var(--pattern-text-input-properties-width);
  max-width: var(--pattern-text-input-properties-max-width);

  /* Inherit input styling for wrapper */
  padding: var(--pattern-text-input-base-tokens-padding-y) var(--pattern-text-input-base-tokens-padding-x);
  min-height: var(--pattern-text-input-base-tokens-min-height);

  /* Border */
  border-width: var(--pattern-text-input-base-tokens-border-width);
  border-style: var(--pattern-text-input-properties-border-style);
  border-radius: var(--pattern-text-input-base-tokens-border-radius);

  /* Colors - default state */
  background-color: var(--component-text-input-default-background);
  border-color: var(--component-text-input-default-border-color);
  color: var(--component-text-input-default-text-color);

  /* Transition */
  transition:
    background-color var(--semantic-transition-color),
    border-color var(--semantic-transition-color),
    color var(--semantic-transition-color);

  box-sizing: border-box;
}

/* When input is empty, match placeholder color */
.ds-input-wrapper:has(.ds-input:placeholder-shown) {
  color: var(--component-text-input-default-placeholder-color);
}

/* Wrapper hover state */
.ds-input-wrapper:hover:not(:focus-within):not(.ds-input-wrapper--disabled):not(.ds-input-wrapper--error) {
  border-color: var(--component-text-input-default-border-color-focus);
}

/* Wrapper focus-within state */
.ds-input-wrapper:focus-within {
  background-color: var(--component-text-input-default-background-focus);
  border-color: var(--component-text-input-default-border-color-focus);
  color: var(--component-text-input-default-text-color-focus);
  outline: var(--semantic-focus-ringwidth) solid var(--semantic-focus-ringcolor);
  outline-offset: var(--semantic-focus-outlineoffset);
}

.ds-input-wrapper:focus-within:has(.ds-input:placeholder-shown) {
  color: var(--component-text-input-default-placeholder-color-focus);
}

/* Wrapper error state */
.ds-input-wrapper--error {
  background-color: var(--component-text-input-default-background-error);
  border-color: var(--component-text-input-default-border-color-error);
  color: var(--component-text-input-default-text-color-error);
}

.ds-input-wrapper--error:has(.ds-input:placeholder-shown) {
  color: var(--component-text-input-default-placeholder-color-error);
}

/* Wrapper disabled state */
.ds-input-wrapper--disabled {
  background-color: var(--component-text-input-default-background-disabled);
  border-color: var(--component-text-input-default-border-color-disabled);
  color: var(--component-text-input-default-text-color-disabled);
  cursor: not-allowed;
}

.ds-input-wrapper--disabled:has(.ds-input:placeholder-shown) {
  color: var(--component-text-input-default-placeholder-color-disabled);
}

/* Wrapper sizes */
.ds-input-wrapper--sm {
  padding: var(--component-text-input-sm-padding-y) var(--component-text-input-sm-padding-x);
  min-height: var(--component-text-input-sm-min-height);
  max-width: var(--component-text-input-sm-max-width);
  border-radius: var(--component-text-input-sm-border-radius);
}

.ds-input-wrapper--md {
  min-height: var(--component-text-input-md-min-height);
  max-width: var(--component-text-input-md-max-width);
}

/* ==========================================================================
   Input within Wrapper (reset styles)
   ========================================================================== */

.ds-input-wrapper .ds-input {
  /* Reset border and background - wrapper handles these */
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 0;
  min-height: auto;
  outline: none;
  flex: 1;
  min-width: 0;
}

.ds-input-wrapper .ds-input:focus {
  background: transparent;
  border-color: transparent;
}

.ds-input-wrapper .ds-input:focus-visible {
  outline: none;
}

/* ==========================================================================
   Icon Styles
   ========================================================================== */

.ds-input__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--pattern-text-input-base-tokens-icon-size);
  height: var(--pattern-text-input-base-tokens-icon-size);
  color: currentColor;
}

.ds-input__icon svg {
  width: 100%;
  height: 100%;
  stroke-width: var(--pattern-text-input-base-tokens-icon-stroke);
}

/* Clickable icon (e.g., clear button) */
.ds-input__icon--clickable {
  cursor: pointer;
  transition: color var(--primitive-duration-fast) var(--primitive-easing-standard);
}

.ds-input__icon--clickable:hover {
  color: var(--semantic-color-text-neutral-bold);
}

.ds-input__icon--clickable:focus-visible {
  outline: var(--primitive-border-width-medium) solid var(--semantic-focus-ringcolor);
  outline-offset: var(--primitive-border-width-medium);
  border-radius: var(--primitive-radius-xs);
}

/* Editable: hover-reveal icon */
.ds-input-wrapper--editable .ds-input__icon {
  opacity: 0;
  transition: opacity var(--primitive-duration-fast) var(--primitive-easing-standard);
}

.ds-input-wrapper--editable:hover:not(:focus-within) .ds-input__icon {
  opacity: 1;
}

/* Disabled state icon */
.ds-input-wrapper--disabled .ds-input__icon {
  color: var(--semantic-color-text-disabled);
  cursor: not-allowed;
}

.ds-input-wrapper--disabled .ds-input__icon--clickable {
  pointer-events: none;
}

/* ==========================================================================
   Layout Modes
   ========================================================================== */

/* Icon left layout */
.ds-input-wrapper--icon-left {
  justify-content: var(--pattern-text-input-layout-mode-definitions-icon-left-justify-content);
  padding-left: var(--semantic-spacing-inset-sm);
}

/* Icon right layout */
.ds-input-wrapper--icon-right {
  justify-content: var(--pattern-text-input-layout-mode-definitions-icon-right-justify-content);
  padding-right: var(--semantic-spacing-inset-sm);
}

/* ==========================================================================
   Container (for label layouts)
   ========================================================================== */

.ds-input-container {
  display: inline-flex;
  width: 100%;
  max-width: var(--ds-input-max-width, 442px);
}

/* With label variant (top position) */
.ds-input-container--with-label {
  flex-direction: column;
  gap: var(--semantic-spacing-stack-sm);
}

/* With label variant (left position) */
.ds-input-container--label-left {
  flex-direction: row;
  align-items: center;
  gap: var(--semantic-spacing-inline-md);
}

.ds-input-container--label-left .ds-input__label {
  padding-left: 0;
  width: 120px;
  flex-shrink: 0;
}

/* ==========================================================================
   Label
   ========================================================================== */

.ds-input__label {
  /* Typography: body-xs (matches Select labels) */
  font-family: var(--semantic-typography-body-xs-font-family);
  font-size: var(--semantic-typography-body-xs-font-size);
  font-weight: var(--semantic-typography-body-xs-font-weight);
  line-height: var(--semantic-typography-body-xs-line-height);
  letter-spacing: var(--semantic-typography-body-xs-letter-spacing);
  text-transform: var(--semantic-typography-body-xs-text-transform);

  /* Color */
  color: var(--semantic-color-text-neutral-bold);

  /* Inset */
  padding-left: var(--semantic-spacing-inset-xs);
}