:root {
  --kc-bg: #FAF7F2;
  --kc-ink: #1A1A1A;
  --kc-muted: #6B6B68;
  --kc-line: #E8E4DC;
  --kc-crimson: #8B1E2D;
  --kc-paper: #F2EEE5;

  --kc-font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --kc-font-ui: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --kc-topbar-height: 64px;
  --kc-tools-width: 320px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

.kc-body {
  background: var(--kc-bg);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

.kc-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--kc-ink);
  color: var(--kc-bg);
  padding: 8px 12px;
  font-family: var(--kc-font-ui);
  font-size: 13px;
  text-decoration: none;
}

.kc-skip:focus {
  left: 12px;
  top: 12px;
  z-index: 100;
}

.kc-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--kc-topbar-height);
  padding: 0 24px;
  background: var(--kc-bg);
  border-bottom: 1px solid var(--kc-line);
}

.kc-topbar__leading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.kc-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid transparent;
  color: var(--kc-ink);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-icon-btn:hover,
.kc-icon-btn:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-line);
  outline: none;
}

.kc-icon-btn svg {
  display: block;
}

.kc-brand {
  font-family: var(--kc-font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--kc-ink);
  text-decoration: none;
}

.kc-brand:hover,
.kc-brand:focus {
  color: var(--kc-crimson);
}

.kc-brand-logo {
  display: inline-flex;
  align-items: center;
}

.kc-brand-logo img,
.kc-brand-logo .custom-logo {
  display: block;
  max-height: 32px;
  width: auto;
}

.kc-model-label {
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--kc-muted);
}

/* Model selector trigger — a clickable control showing the current model. */
.kc-model-trigger {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-model-trigger:hover,
.kc-model-trigger:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-model-trigger__name {
  font-family: var(--kc-font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--kc-ink);
  line-height: 1.1;
}

.kc-model-trigger__caret {
  color: var(--kc-muted);
  flex: 0 0 auto;
}

/* Soft "we detected your phone" hint — subtle, dismissible, non-blocking.
   Injected by the detection module after a guess-driven redirect. */
.kc-detect-hint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px 5px 12px;
  background: var(--kc-paper);
  border: 1px solid var(--kc-line);
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-muted);
}

.kc-detect-hint__change {
  padding: 3px 8px;
  background: transparent;
  border: 1px solid var(--kc-line);
  color: var(--kc-crimson);
  font-family: var(--kc-font-ui);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 120ms ease, background-color 120ms ease;
}

.kc-detect-hint__change:hover,
.kc-detect-hint__change:focus-visible {
  border-color: var(--kc-crimson);
  background: var(--kc-bg);
  outline: none;
}

.kc-detect-hint__dismiss {
  padding: 0 4px;
  background: transparent;
  border: none;
  color: var(--kc-muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}

.kc-detect-hint__dismiss:hover,
.kc-detect-hint__dismiss:focus-visible {
  color: var(--kc-ink);
  outline: none;
}

@media (max-width: 640px) {
  /* Keep the topbar uncluttered on small screens — the picker is one tap away. */
  .kc-detect-hint {
    display: none;
  }
}

.kc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: 1px solid var(--kc-ink);
  background: var(--kc-bg);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease;
}

.kc-btn:hover:not([disabled]) {
  background: var(--kc-ink);
  color: var(--kc-bg);
}

.kc-btn--primary {
  background: var(--kc-ink);
  color: var(--kc-bg);
  border-color: var(--kc-ink);
}

.kc-btn--primary:hover:not([disabled]) {
  background: var(--kc-crimson);
  border-color: var(--kc-crimson);
  color: var(--kc-bg);
}

.kc-btn[disabled],
.kc-btn[aria-disabled="true"] {
  opacity: 0.4;
  cursor: not-allowed;
}

.kc-btn__sep {
  opacity: 0.6;
}

.kc-btn__price {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.kc-btn--busy {
  position: relative;
  cursor: progress;
  opacity: 0.7;
}

.kc-bag-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.kc-bag-hint {
  margin: 0;
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  color: var(--kc-muted);
  letter-spacing: 0.04em;
  max-width: 220px;
  text-align: right;
}

.kc-bag-hint[hidden] {
  display: none;
}

.kc-bag-hint--error {
  color: var(--kc-crimson);
}

.kc-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 16px);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 13px;
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 50;
  max-width: calc(100vw - 32px);
}

.kc-toast[hidden] {
  display: none;
}

.kc-toast--visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.kc-toast__message {
  font-weight: 500;
  letter-spacing: 0.02em;
}

.kc-toast__actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.kc-toast__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-toast__btn:hover,
.kc-toast__btn:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-toast__btn--primary {
  background: var(--kc-ink);
  border-color: var(--kc-ink);
  color: var(--kc-bg);
}

.kc-toast__btn--primary:hover,
.kc-toast__btn--primary:focus-visible {
  background: var(--kc-crimson);
  border-color: var(--kc-crimson);
  color: var(--kc-bg);
}

.kc-main {
  display: grid;
  grid-template-columns: 1fr var(--kc-tools-width);
  height: calc(100vh - var(--kc-topbar-height));
  min-height: 0;
}

.kc-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
  padding: 16px 16px 12px;
  background: var(--kc-paper);
  overflow: hidden;
  min-height: 0;
}

.kc-stage__canvas-host {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  width: 100%;
  height: 100%;
}

.kc-canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.kc-canvas:active {
  cursor: grabbing;
}

.kc-zoom-controls {
  position: absolute;
  bottom: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 2;
}

.kc-zoom-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  min-height: 40px;
  padding: 0 10px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-zoom-btn:hover,
.kc-zoom-btn:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-zoom-btn--reset {
  width: auto;
  min-width: 56px;
  padding: 0 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.kc-stage__caption {
  margin: 14px 0 0;
  text-align: center;
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-muted);
  letter-spacing: 0.08em;
}

.kc-tools {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 24px 24px 32px;
  background: var(--kc-bg);
  border-left: 1px solid var(--kc-line);
  overflow-y: auto;
}

.kc-tools__group {
  padding: 16px 0;
  border-bottom: 1px solid var(--kc-line);
}

.kc-tools__group:first-child {
  padding-top: 0;
}

.kc-tools__heading {
  margin: 0 0 6px;
  font-family: var(--kc-font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--kc-ink);
}

.kc-tools__hint {
  margin: 0;
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-muted);
}

.kc-casetype-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.kc-casetype-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: var(--kc-bg);
  /* Reserve 2px of space so the active state's thicker crimson border
     doesn't shift the card. */
  border: 1px solid var(--kc-line);
  outline: 1px solid transparent;
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  text-align: left;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, outline-color 120ms ease;
}

.kc-casetype-card:hover,
.kc-casetype-card:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-casetype-card--active {
  border-color: var(--kc-crimson);
  outline: 1px solid var(--kc-crimson);
  outline-offset: -2px;
}

.kc-casetype-card--active:hover,
.kc-casetype-card--active:focus-visible {
  border-color: var(--kc-crimson);
  background: var(--kc-bg);
}

.kc-casetype-card__name {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.kc-casetype-card__price {
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--kc-ink);
}

/* Static single-type label — rendered when caseTypes.length === 1.
   No border, no hover, not focusable; just a labelled price. */
.kc-casetype-static {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 10px 0 0;
  padding: 6px 0 0;
  font-family: var(--kc-font-ui);
}

.kc-casetype-static__name {
  font-size: 13px;
  font-weight: 500;
  color: var(--kc-muted);
  letter-spacing: 0.01em;
}

.kc-casetype-static__price {
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--kc-ink);
}

.kc-upload-trigger {
  display: block;
  width: 100%;
  margin: 8px 0 8px;
  padding: 12px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-upload-trigger:hover,
.kc-upload-trigger:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-upload-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
}

.kc-upload-status {
  margin-top: 10px;
  min-height: 0;
}

.kc-upload-status:empty {
  margin-top: 0;
}

.kc-upload-progress {
  width: 100%;
  height: 2px;
  background: var(--kc-line);
  overflow: hidden;
}

.kc-upload-progress__fill {
  display: block;
  height: 100%;
  background: var(--kc-ink);
  width: 0%;
  transition: width 120ms linear;
}

.kc-upload-error {
  margin: 8px 0 0;
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-crimson);
  letter-spacing: 0.01em;
}

.kc-stage__dropzone {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(242, 238, 229, 0.92); /* paper @ 92% */
  border: 1px dashed var(--kc-line);
  pointer-events: none;
  z-index: 4;
}

.kc-stage--dragover .kc-stage__dropzone {
  display: flex;
}

.kc-stage__dropzone-label {
  font-family: var(--kc-font-display);
  font-size: 24px;
  font-weight: 600;
  color: var(--kc-ink);
  letter-spacing: -0.01em;
}

.kc-tools__footer {
  margin: 24px 0 0;
}

.kc-link {
  font-family: var(--kc-font-ui);
  font-size: 13px;
  color: var(--kc-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--kc-ink);
  padding-bottom: 1px;
}

.kc-link:hover,
.kc-link:focus {
  color: var(--kc-crimson);
  border-bottom-color: var(--kc-crimson);
}

@media (max-width: 900px) {
  /* Release the 100% height lock so the page can scroll on mobile. */
  html,
  body {
    height: auto;
    overflow-y: auto;
  }

  .kc-main {
    grid-template-columns: 1fr;
    height: auto;
  }

  /* Reduced from 70vh so the tools panel is visible below the canvas
     without needing to scroll through the canvas touch zone. */
  .kc-stage {
    min-height: 55vh;
  }

  /* Allow the page to scroll when the user swipes vertically over the
     canvas area. The canvas panning is desktop-only; on mobile the
     stage is a preview so we restore pan-y scrolling. */
  .kc-canvas {
    touch-action: pan-y;
  }

  .kc-tools {
    border-left: none;
    border-top: 1px solid var(--kc-line);
  }

  /* Hide the topbar hint on mobile — it clutters the header bar and
     the user hasn't interacted with the tools yet. */
  .kc-bag-hint {
    display: none;
  }
}

@media (max-width: 768px) {
  /* Hide all zoom controls on touch screens — pinch handles zoom, and
     the RESET button overlaps the canvas on small viewports. */
  .kc-zoom-controls {
    display: none;
  }
}

/* ---- Responsive header: model selector on its own strip on narrow screens ---- */
@media (max-width: 640px) {
  .kc-topbar {
    flex-wrap: wrap;
    height: auto;
    padding: 10px 16px;
    row-gap: 10px;
  }

  /* Row 1: back + logo (left) and Add to bag (right). Row 2: full-width
     model selector strip. order:3 pushes the trigger below the others. */
  .kc-model-trigger {
    order: 3;
    flex: 1 1 100%;
    justify-content: space-between;
  }
}

/* ---- Model picker modal ---- */
.kc-picker {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5vh 16px;
}

.kc-picker[hidden] {
  display: none;
}

body.kc-picker-open {
  overflow: hidden;
}

.kc-picker__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 26, 0.4); /* ink scrim */
}

.kc-picker__panel {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
}

.kc-picker__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--kc-line);
}

.kc-picker__title {
  margin: 0;
  font-family: var(--kc-font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--kc-ink);
}

.kc-picker__search {
  margin: 14px 18px 4px;
  padding: 10px 12px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 14px;
}

.kc-picker__search:focus-visible {
  border-color: var(--kc-ink);
  outline: none;
}

.kc-picker__list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 8px 18px 18px;
}

.kc-picker__group + .kc-picker__group {
  margin-top: 18px;
}

.kc-picker__group-title {
  margin: 6px 0 10px;
  font-family: var(--kc-font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--kc-muted);
  letter-spacing: 0.01em;
}

.kc-picker__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.kc-picker__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  outline: 1px solid transparent;
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-picker__item:hover,
.kc-picker__item:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-picker__item--current {
  border-color: var(--kc-crimson);
  outline: 1px solid var(--kc-crimson);
  outline-offset: -2px;
}

.kc-picker__item--current:hover,
.kc-picker__item--current:focus-visible {
  border-color: var(--kc-crimson);
  background: var(--kc-bg);
}

.kc-picker__item-name {
  font-size: 13px;
  font-weight: 500;
}

.kc-picker__item-current {
  flex: 0 0 auto;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--kc-crimson);
}

.kc-picker__item[hidden],
.kc-picker__group[hidden] {
  display: none;
}

.kc-picker__empty {
  margin: 0;
  padding: 0 18px 18px;
  font-family: var(--kc-font-ui);
  font-size: 13px;
  color: var(--kc-muted);
}

@media (max-width: 480px) {
  .kc-picker__grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Text tool panel ---- */
.kc-text-add {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 12px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

/* "+ Add photo" — appends a collage piece. Same block-button look as the
   "Choose image" / "+ Add text" actions. */
.kc-add-photo {
  display: block;
  width: 100%;
  margin: 10px 0 8px;
  padding: 12px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.kc-add-photo:hover,
.kc-add-photo:focus-visible {
  border-color: var(--kc-ink);
  background: var(--kc-paper);
  outline: none;
}

/* Collage layers list */
.kc-layers {
  margin-top: 14px;
}
.kc-layers__head {
  margin-bottom: 8px;
}
.kc-layers__count {
  color: var(--kc-muted);
  font-weight: 400;
}
.kc-layers__empty {
  margin: 0;
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-muted);
}
.kc-layers__list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.kc-layer-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  cursor: pointer;
  transition: border-color 120ms ease, background-color 120ms ease;
}
.kc-layer-row:hover,
.kc-layer-row:focus-visible {
  border-color: var(--kc-ink);
  outline: none;
}
.kc-layer-row--active {
  border-color: var(--kc-crimson);
  outline: 1px solid var(--kc-crimson);
}
.kc-layer-row__thumb {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--kc-paper);
  border: 1px solid var(--kc-line);
  overflow: hidden;
}
.kc-layer-row__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.kc-layer-row__thumb--text {
  font-family: var(--kc-font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--kc-ink);
}
.kc-layer-row__label {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--kc-font-ui);
  font-size: 12px;
  color: var(--kc-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kc-layer-row__delete {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--kc-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: color 120ms ease;
}
.kc-layer-row__delete:hover,
.kc-layer-row__delete:focus-visible {
  color: var(--kc-crimson);
  outline: none;
}
.kc-layer-row__handle {
  flex: 0 0 auto;
  width: 18px;
  color: var(--kc-muted);
  font-size: 14px;
  cursor: grab;
  user-select: none;
  line-height: 1;
}
.kc-layer-row__handle:active {
  cursor: grabbing;
}
.kc-layer-row--dragging {
  opacity: 0.4;
}
.kc-layer-row--dragover {
  border-color: var(--kc-crimson);
  background: var(--kc-paper);
}
.kc-piece-controls {
  margin-bottom: 8px;
}

.kc-text-add:hover,
.kc-text-add:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-ink);
  outline: none;
}

.kc-text-editor {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.kc-text-editor[hidden] {
  display: none;
}

.kc-text-input {
  width: 100%;
  padding: 10px 12px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 14px;
}

.kc-text-input:focus-visible {
  border-color: var(--kc-ink);
  outline: none;
}

.kc-text-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kc-text-field__label {
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--kc-muted);
}

/* Font bubbles — circular swatches that WRAP to multiple rows. */
.kc-text-fonts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 10px;
}

.kc-font-bubble {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  width: 60px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
}

.kc-font-bubble__swatch {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  outline: 2px solid transparent;
  outline-offset: -2px;
  color: var(--kc-ink);
  font-size: 19px;
  line-height: 1;
  transition: border-color 120ms ease, outline-color 120ms ease;
}

.kc-font-bubble:hover .kc-font-bubble__swatch,
.kc-font-bubble:focus-visible .kc-font-bubble__swatch {
  border-color: var(--kc-ink);
  outline: none;
}

.kc-font-bubble--active .kc-font-bubble__swatch {
  border-color: var(--kc-crimson);
  outline-color: var(--kc-crimson);
}

.kc-font-bubble__label {
  font-family: var(--kc-font-ui);
  font-size: 10px;
  line-height: 1.2;
  color: var(--kc-muted);
  text-align: center;
  max-width: 60px;
}

.kc-font-bubble--active .kc-font-bubble__label {
  color: var(--kc-ink);
  font-weight: 600;
}

/* Color palette + custom picker */
.kc-text-colors {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.kc-text-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.kc-color-swatch {
  width: 26px;
  height: 26px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--kc-line);
  outline: 2px solid transparent;
  outline-offset: 2px;
  cursor: pointer;
  transition: outline-color 120ms ease;
}

.kc-color-swatch:hover,
.kc-color-swatch:focus-visible {
  outline-color: var(--kc-ink);
  outline-offset: 2px;
}

.kc-color-swatch--active {
  outline-color: var(--kc-crimson);
}

.kc-text-custom-color {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--kc-font-ui);
  font-size: 11px;
  color: var(--kc-muted);
  cursor: pointer;
}

.kc-text-custom-color input[type="color"] {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--kc-line);
  background: var(--kc-bg);
  cursor: pointer;
}

.kc-text-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kc-text-control input[type="range"] {
  width: 100%;
  accent-color: var(--kc-crimson);
}

.kc-text-delete {
  align-self: flex-start;
  padding: 8px 14px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-crimson);
  font-family: var(--kc-font-ui);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-text-delete:hover,
.kc-text-delete:focus-visible {
  background: var(--kc-paper);
  border-color: var(--kc-crimson);
  outline: none;
}

/* Rotation row — 90° step buttons flanking the slider. */
.kc-text-rotation {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kc-text-rotation input[type="range"] {
  flex: 1 1 auto;
  accent-color: var(--kc-crimson);
}

.kc-rot-btn {
  flex: 0 0 auto;
  padding: 6px 8px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-ink);
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.kc-rot-btn:hover,
.kc-rot-btn:focus-visible {
  border-color: var(--kc-ink);
  background: var(--kc-paper);
  outline: none;
}

/* Backing plate controls. */
.kc-text-backing__toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.kc-text-backing__toggle input[type="checkbox"] {
  accent-color: var(--kc-crimson);
  cursor: pointer;
}

.kc-text-backing__options {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 12px;
  padding-left: 12px;
  border-left: 1px solid var(--kc-line);
}

.kc-text-backing__options input[type="range"] {
  accent-color: var(--kc-crimson);
}

.kc-text-backing-auto {
  padding: 5px 12px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-muted);
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}

.kc-text-backing-auto:hover,
.kc-text-backing-auto:focus-visible {
  border-color: var(--kc-ink);
  color: var(--kc-ink);
  outline: none;
}

.kc-text-backing-auto--active {
  border-color: var(--kc-crimson);
  color: var(--kc-crimson);
}

/* Background section — "None"/clear button. Same small-control look as the
   text "Auto" button; reuses the shared color-swatch + custom-picker styles. */
.kc-bg-none {
  padding: 5px 12px;
  background: var(--kc-bg);
  border: 1px solid var(--kc-line);
  color: var(--kc-muted);
  font-family: var(--kc-font-ui);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}
.kc-bg-none:hover,
.kc-bg-none:focus-visible {
  border-color: var(--kc-ink);
  color: var(--kc-ink);
  outline: none;
}
.kc-bg-none--active {
  border-color: var(--kc-crimson);
  color: var(--kc-crimson);
}

/* Solid-background checkbox + gated options */
.kc-bg-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.kc-bg-toggle input[type="checkbox"] {
  accent-color: var(--kc-crimson);
  cursor: pointer;
}
.kc-bg-options {
  margin-top: 10px;
}

/* Main-image "Remove" control (Upload section) */
.kc-main-remove {
  display: inline-block;
  margin: 0 0 8px;
  padding: 4px 0;
  background: transparent;
  border: none;
  color: var(--kc-muted);
  font-family: var(--kc-font-ui);
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
  transition: color 120ms ease;
}
.kc-main-remove:hover,
.kc-main-remove:focus-visible {
  color: var(--kc-crimson);
  outline: none;
}