/*
 * Components.
 *
 * Every control here is built against the `Компоненты` matrices in Figma
 * (DESKTOP + MOBILE, light theme) and uses tokens only. States follow the
 * design's own vocabulary: default / hover / pressed / focus / error /
 * disabled.
 */

/* ---------------------------------------------------------------- icon --- */

.icon {
  display: inline-block;
  width: var(--icon-size, 24px);
  height: var(--icon-size, 24px);
  flex: 0 0 auto;
  color: inherit;
  fill: currentColor;
  vertical-align: middle;
}

.icon-20 {
  --icon-size: 20px;
}

.icon-16 {
  --icon-size: 16px;
}

/* Icons that read as "back" are the forward vector mirrored, never a
   second asset. */
.icon-flip {
  transform: scaleX(-1);
}

/* -------------------------------------------------------------- button --- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: var(--pad-h-btn-m) var(--pad-w-text-m);
  border: 1px solid transparent;
  border-radius: var(--br-btn-m);
  color: var(--text-main-contrast);
  background: var(--bg-button);
  font: var(--control-m);
  text-align: center;
  cursor: pointer;
  transition:
    color var(--motion-fast),
    background-color var(--motion-fast),
    border-color var(--motion-fast);
}

.button:hover {
  background: var(--bg-button-hover);
}

.button:active {
  background: var(--bg-button-pressed);
}

.button:disabled,
.button[aria-disabled="true"] {
  color: var(--text-disable);
  background: var(--bg-control-disable);
  cursor: default;
}

/* Large button — the hero / checkout size. */
.button-l {
  padding: var(--pad-h-btn-l) var(--pad-w-text-l);
  border-radius: var(--br-btn-l);
}

/* An icon sitting next to the label tightens the padding on its side. */
.button:has(> .icon:first-child) {
  padding-left: var(--pad-w-icon-m);
}

.button:has(> .icon:last-child) {
  padding-right: var(--pad-w-icon-m);
}

.button-l:has(> .icon:first-child) {
  padding-left: var(--pad-w-icon-l);
}

.button-l:has(> .icon:last-child) {
  padding-right: var(--pad-w-icon-l);
}

/* Light (secondary) button. */
.button-light {
  color: var(--text-main);
  background: var(--bg-button-light);
}

.button-light:hover {
  background: var(--bg-button-light-hover);
}

.button-light:active {
  background: var(--bg-button-light-pressed);
}

/* Outline button — light fill with a visible edge. */
.button-outline {
  color: var(--text-main);
  border-color: var(--border-control);
  background: var(--bg-main);
}

.button-outline:hover {
  border-color: var(--border-control-hover);
  background: var(--bg-button-light-hover);
}

.button-outline:active {
  border-color: var(--border-control-pressed);
  background: var(--bg-button-light-pressed);
}

/* Square icon-only control (cart, carousel arrows, favourite). */
.icon-button {
  display: inline-grid;
  width: 56px;
  height: 56px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--border-control);
  border-radius: var(--br-btn-m);
  color: var(--text-main);
  background: var(--bg-main);
  cursor: pointer;
  transition:
    border-color var(--motion-fast),
    background-color var(--motion-fast);
}

.icon-button:hover {
  border-color: var(--border-control-hover);
  background: var(--bg-button-light-hover);
}

.icon-button:active {
  border-color: var(--border-control-pressed);
  background: var(--bg-button-light-pressed);
}

.icon-button:disabled {
  border-color: var(--border-control-disable);
  color: var(--text-disable);
  background: var(--bg-main);
  cursor: default;
}

/* ---------------------------------------------------------- text link --- */

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-link);
  font: var(--control-m);
  transition: color var(--motion-fast);
}

.text-link:hover {
  color: var(--text-link-hover);
}

/* -------------------------------------------------- checkbox and radio --- */

/*
 * Measured off the `radio-btn-icon` and `checkbox-icon` components: 20×20 box,
 * 1px edge, 4px radius (`br-checkbox`), an 8px dot and a ~12px tick.
 *
 * The edge stays `border-checkbox` in every state, including checked — only
 * the mark inside turns on. Turning the edge black as well is what made the
 * radio read as a bullseye.
 *
 * Disabled fills with `bg-control-disable`, drops the edge, and dims the mark.
 */
.control-check {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font: var(--control-m);
  cursor: pointer;
}

.control-check input[type="checkbox"],
.control-check input[type="radio"],
input[type="checkbox"],
input[type="radio"] {
  position: relative;
  width: 20px;
  height: 20px;
  margin: 0;
  flex: 0 0 20px;
  border: 1px solid var(--border-checkbox);
  /* The mark is drawn in currentColor, so pin it here instead of inheriting
     whatever colour the surrounding label happens to use. */
  color: var(--text-main);
  background: var(--bg-main);
  cursor: pointer;
  appearance: none;
  transition:
    border-color var(--motion-fast),
    background-color var(--motion-fast);
}

input[type="checkbox"] {
  border-radius: var(--br-checkbox);
}

input[type="radio"] {
  border-radius: 50%;
}

input[type="checkbox"]:hover,
input[type="radio"]:hover {
  border-color: var(--border-checkbox-hover);
}

/* The tick is the Phosphor `check-bold` vector, drawn as a mask so the mark
   inherits `currentColor` and stays a vector at every zoom level. */
input[type="checkbox"]:checked::after {
  position: absolute;
  inset: 0;
  background: currentColor;
  content: "";
  -webkit-mask: var(--icon-check) center / 12px 12px no-repeat;
  mask: var(--icon-check) center / 12px 12px no-repeat;
}

input[type="radio"]:checked::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%);
}

input[type="checkbox"]:disabled,
input[type="radio"]:disabled {
  border-color: transparent;
  color: var(--text-disable);
  background: var(--bg-control-disable);
  cursor: default;
}

input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
  outline: 2px solid var(--border-input-focus);
  outline-offset: 2px;
}

.control-check:has(input:disabled) {
  color: var(--text-disable);
  cursor: default;
}

/* ---------------------------------------------------------- text field --- */

/*
 * Figma text field: 72px tall on desktop / 64px on mobile, 16px radius,
 * the label sits inside the field above the value.
 */
.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-control {
  position: relative;
  display: flex;
  min-height: var(--h-input-l);
  padding: 12px 20px;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  border: 1px solid var(--border-input);
  border-radius: var(--br-control-l);
  background: var(--bg-main);
  transition: border-color var(--motion-fast);
}

.field-control:hover {
  border-color: var(--border-input-hover);
}

.field-control:focus-within {
  border-color: var(--border-input-focus);
  box-shadow: inset 0 0 0 1px var(--border-input-focus);
}

.field-label {
  width: 100%;
  color: var(--text-caption);
  font: var(--caption);
}

.field-control input,
.field-control textarea,
.field-input {
  width: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  color: var(--text-main);
  background: transparent;
  font: var(--control-m);
}

.field-control input::placeholder,
.field-control textarea::placeholder {
  color: var(--text-caption);
}

.field-control textarea {
  min-height: calc(var(--h-text-area-l) - 48px);
  resize: vertical;
}

.field-error-text,
.field-error {
  color: var(--text-negative);
  font: var(--caption);
}

/* The slot only takes space once it carries a message. */
.field-error:empty {
  display: none;
}

.field.is-error .field-control {
  border-color: var(--border-input-error);
  box-shadow: inset 0 0 0 1px var(--border-input-error);
}

.field.is-disabled .field-control,
.field-control:has(input:disabled),
.field-control:has(textarea:disabled) {
  border-color: transparent;
  background: var(--bg-control-disable);
}

.field.is-disabled .field-label,
.field-control:has(input:disabled) .field-label,
.field-control:has(input:disabled) input {
  color: var(--text-disable);
}

/* Compact single-line input used inside filters and the cart. */
.input-compact {
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid var(--border-input);
  border-radius: var(--br-control-m);
  outline: 0;
  color: var(--text-main);
  background: var(--bg-main);
  font: var(--control-m);
  transition: border-color var(--motion-fast);
}

.input-compact:hover {
  border-color: var(--border-input-hover);
}

.input-compact:focus {
  border-color: var(--border-input-focus);
}

/* --------------------------------------------------------------- select --- */

.custom-select {
  position: relative;
}

.custom-select-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0;
  border: 0;
  color: var(--text-main);
  background: transparent;
  font: var(--control-m);
  cursor: pointer;
  transition: color var(--motion-fast);
}

.custom-select-trigger .icon {
  --icon-size: 20px;

  transition: transform var(--motion-fast);
}

.custom-select.is-open .custom-select-trigger .icon {
  transform: rotate(180deg);
}

.custom-select-menu {
  position: absolute;
  z-index: 20;
  top: calc(100% + 8px);
  right: 0;
  min-width: 100%;
  padding: 8px 0;
  border: 1px solid var(--border-main);
  border-radius: var(--br-control-m);
  background: var(--bg-select-unit);
  box-shadow: var(--shadow-m);
}

.custom-select-option {
  display: block;
  width: 100%;
  padding: 10px 16px;
  border: 0;
  color: var(--text-main);
  background: transparent;
  font: var(--control-m);
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--motion-fast);
}

.custom-select-option:hover {
  background: var(--bg-select-unit-hover);
}

.custom-select-option[aria-selected="true"] {
  background: var(--bg-select-unit-selected);
}

/* ----------------------------------------------------- quantity control --- */

.quantity-control {
  display: grid;
  min-height: 52px;
  grid-template-columns: 40px minmax(0, 1fr) 40px;
  align-items: center;
  border-radius: var(--br-control-m);
  background: var(--bg-secondary);
}

.quantity-control button {
  display: grid;
  height: 100%;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: inherit;
  color: var(--text-main);
  background: transparent;
  cursor: pointer;
  transition: background-color var(--motion-fast);
}

.quantity-control button .icon {
  --icon-size: 20px;
}

.quantity-control button:hover {
  background: var(--bg-button-light-hover);
}

.quantity-control button:active {
  background: var(--bg-button-light-pressed);
}

.quantity-control button:disabled {
  color: var(--text-disable);
  cursor: default;
}

.quantity-control button:disabled:hover,
.quantity-control button:disabled:active {
  background: transparent;
}

.quantity-control button:focus-visible {
  z-index: 1;
  outline: 2px solid var(--border-input-focus);
  outline-offset: -2px;
}

.quantity-control input {
  width: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  font: var(--control-m);
  text-align: center;
  appearance: textfield;
}

.quantity-control input::-webkit-outer-spin-button,
.quantity-control input::-webkit-inner-spin-button {
  margin: 0;
  appearance: none;
}

/* ------------------------------------------------------------- pill/tag --- */

.badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: var(--br-checkbox);
  color: var(--text-main-contrast);
  background: var(--bg-main-contrast);
  font: var(--upper-s);
  letter-spacing: var(--ls-upper);
  text-transform: uppercase;
}

/* ----------------------------------------------------------- focus ring --- */

.button:focus-visible,
.icon-button:focus-visible,
.text-link:focus-visible,
.custom-select-trigger:focus-visible,
.custom-select-option:focus-visible {
  outline: 2px solid var(--border-input-focus);
  outline-offset: 2px;
}

/* ------------------------------------------------------------ carousel --- */

/*
 * Applied by script once a carousel is wired up. Without JS the container
 * stays the grid it was authored as, showing every item.
 */
.is-carousel {
  overflow: hidden;
}

.carousel-track {
  --carousel-gap: 24px;

  display: flex;
  flex-wrap: nowrap;
  gap: var(--carousel-gap);
  will-change: transform;
  transition: transform var(--motion-slow-duration) var(--motion-slow);
}

.carousel-track > * {
  flex: 0 0
    calc(
      (100% - (var(--carousel-per-view) - 1) * var(--carousel-gap)) /
        var(--carousel-per-view)
    );
  min-width: 0;
}

/* While the track is being re-ordered behind the scenes. */
.carousel-track.is-settling {
  transition: none;
}