/* Template builder: layout + fabric chrome (overrides app.css builder rules) */

/* Full-height builder page: no page scroll fighting the canvas */
body.builder-page {
  overflow: hidden;
  height: 100vh;
}

body.builder-page .app-shell {
  height: 100vh;
  min-height: 0;
  overflow: hidden;
}

body.builder-page .app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  flex: 1;
}

body.builder-page .app-topbar {
  flex-shrink: 0;
}

body.builder-page .app-content--flush {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  max-width: none;
  padding: 0.5rem;
  overflow: hidden;
}

.builder-error {
  display: none;
  margin: 0 0 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--ib-danger-soft);
  color: var(--ib-danger);
  border-radius: var(--ib-radius);
  border: 1px solid #F7C3CA;
  flex-shrink: 0;
}

/* 3-column workspace — always keep side panels visible on desktop */
.builder {
  display: grid !important;
  grid-template-columns: minmax(220px, 15.5rem) minmax(0, 1fr) minmax(240px, 17.5rem) !important;
  gap: 0 !important;
  flex: 1;
  min-height: 0 !important;
  height: auto !important;
  border: 1px solid var(--ib-border);
  border-radius: var(--ib-radius-lg);
  overflow: hidden;
  background: var(--ib-surface);
}

.builder__panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  background: var(--ib-surface-2);
  overflow: hidden;
}

.builder__panel--left {
  border-right: 1px solid var(--ib-border);
}

.builder__panel--right {
  border-left: 1px solid var(--ib-border);
}

.builder__panel-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

.builder__panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--ib-border);
  font-family: var(--ib-font-display);
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--ib-surface);
  flex-shrink: 0;
}

.builder__panel-body {
  padding: 0.65rem 0.75rem;
}

.builder__tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--ib-border);
  background: var(--ib-surface);
  flex-shrink: 0;
}

.builder__tools .btn {
  font-size: 0.68rem;
  height: 1.85rem;
  padding: 0 0.45rem;
}

/* Center column */
.builder__canvas-wrap {
  display: flex !important;
  flex-direction: column !important;
  min-height: 0 !important;
  min-width: 0;
  background-color: var(--ib-surface-sunken);
  background-image: radial-gradient(rgba(19, 27, 71, 0.11) 1px, transparent 1px);
  background-size: 18px 18px;
}

.builder__meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  padding: 0.45rem 0.65rem;
  border-bottom: 1px solid var(--ib-border);
  background: var(--ib-surface-2);
  flex-shrink: 0;
}

.builder__meta-bar .input,
.builder__meta-bar .select {
  height: 2rem;
  font-size: 0.8rem;
}

.builder__meta-bar .input { max-width: 12rem; flex: 1; }
.builder__meta-bar .select { max-width: 10rem; }

.builder__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  padding: 0.35rem 0.5rem;
  background: var(--ib-surface);
  border-bottom: 1px solid var(--ib-border);
  flex-shrink: 0;
}

.builder__toolbar-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.2rem;
}

.builder__toolbar .btn {
  height: 1.85rem;
  font-size: 0.7rem;
  padding: 0 0.45rem;
}

.builder__canvas-area {
  flex: 1 !important;
  min-height: 0 !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  padding: 1rem !important;
  overflow: auto !important;
  position: relative;
}

/* Fabric host — critical for pointer events */
.builder-fabric-host {
  position: relative;
  flex-shrink: 0;
  box-shadow: var(--ib-shadow-md);
  border-radius: 4px;
  background: #fff;
  line-height: 0;
  /* do not set overflow:hidden here — it can clip upper-canvas hit area in some browsers */
}

.builder-fabric-host .canvas-container {
  margin: 0 auto !important;
  position: relative !important;
}

.builder-fabric-host canvas {
  display: block !important;
}

.builder-fabric-host .upper-canvas {
  cursor: default;
}

/* Layers */
#layer-list {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-height: 2rem;
}

.layer-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.45rem 0.4rem;
  border-radius: var(--ib-radius-sm);
  font-size: 0.8rem;
  cursor: grab;
  border: 1px solid transparent;
  background: var(--ib-surface);
  text-align: left;
  color: inherit;
  user-select: none;
  position: relative;
  box-shadow: var(--ib-shadow-xs);
}

.layer-item:hover { background: var(--ib-primary-softer); }

.layer-item:active { cursor: grabbing; }

.layer-item.is-active {
  background: var(--ib-primary-soft);
  border-color: #CDD6F6;
  color: var(--ib-primary-deep);
}

.layer-item.is-dragging {
  opacity: 0.45;
  cursor: grabbing;
}

.layer-item.is-locked {
  cursor: default;
  opacity: 0.92;
  background: var(--ib-surface-2);
}

.layer-item.is-locked .layer-item__grip {
  cursor: default;
  opacity: 0.45;
}

.layer-item__grip--locked {
  letter-spacing: 0;
}

.layer-item.drag-over-above {
  box-shadow: inset 0 2px 0 0 var(--ib-primary);
}

.layer-item.drag-over-below {
  box-shadow: inset 0 -2px 0 0 var(--ib-primary);
}

.layer-item__grip {
  flex-shrink: 0;
  width: 1rem;
  text-align: center;
  font-size: 0.75rem;
  line-height: 1;
  color: var(--ib-muted);
  letter-spacing: -0.05em;
  cursor: grab;
}

.layer-item:active .layer-item__grip {
  cursor: grabbing;
}

.layer-item__icon {
  width: 1.6rem;
  height: 1.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.58rem;
  font-weight: 700;
  font-family: var(--ib-font-display);
  background: var(--ib-primary-soft);
  border-radius: 4px;
  color: var(--ib-primary-deep);
  flex-shrink: 0;
}

.layer-item__name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.builder-color {
  width: 2.25rem;
  height: 1.85rem;
  padding: 0;
  border: 1px solid var(--ib-border);
  border-radius: var(--ib-radius-sm);
  background: transparent;
  cursor: pointer;
}

.props-section-title {
  font-family: var(--ib-font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ib-ink);
  margin: 0.75rem 0 0.45rem;
}

#dirty-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--ib-brass);
  display: none;
  flex-shrink: 0;
}

.toolbar-sep {
  width: 1px;
  height: 1.25rem;
  background: var(--ib-border);
  margin: 0 0.2rem;
  flex-shrink: 0;
}

#token-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.preset-size {
  font-size: 0.68rem !important;
}

/* Field picker modal */
.field-picker-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.field-picker-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--ib-border);
  border-radius: var(--ib-radius);
  background: var(--ib-surface);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--ib-duration-fast) var(--ib-ease),
    box-shadow var(--ib-duration-fast) var(--ib-ease),
    background var(--ib-duration-fast) var(--ib-ease);
}

.field-picker-item:hover {
  border-color: var(--ib-primary);
  background: var(--ib-primary-soft);
  box-shadow: var(--ib-shadow-sm);
}

.field-picker-item__label {
  font-family: var(--ib-font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ib-ink);
}

.field-picker-item__token {
  font-size: 0.75rem;
  color: var(--ib-primary-deep);
  background: var(--ib-primary-soft);
  padding: 0.15rem 0.4rem;
  border-radius: 0.35rem;
}

@media (max-width: 560px) {
  .field-picker-list {
    grid-template-columns: 1fr;
  }
}

/* Tablet / smaller desktop: keep 3 cols if possible, shrink */
@media (max-width: 1280px) {
  .builder {
    grid-template-columns: minmax(200px, 14rem) minmax(0, 1fr) minmax(220px, 15.5rem) !important;
  }
}

/* Stack only on narrow screens */
@media (max-width: 960px) {
  body.builder-page {
    overflow: auto;
    height: auto;
  }

  body.builder-page .app-shell,
  body.builder-page .app-main {
    height: auto;
    overflow: visible;
  }

  body.builder-page .app-content--flush {
    overflow: visible;
    height: auto;
  }

  .builder {
    grid-template-columns: 1fr !important;
    min-height: auto !important;
    height: auto !important;
  }

  .builder__panel--left,
  .builder__panel--right {
    border: none;
    border-top: 1px solid var(--ib-border);
    max-height: 18rem;
  }

  .builder__canvas-wrap {
    min-height: 60vh !important;
    order: -1;
  }
}

/* Phones: keep the top bar to name, status, save and publish; exports stay on larger screens. */
@media (max-width: 640px) {
  body.builder-page #btn-export-png,
  body.builder-page #btn-export-json,
  body.builder-page .app-topbar .breadcrumb > a,
  body.builder-page .app-topbar .breadcrumb__sep { display: none; }
  body.builder-page .app-topbar__right { gap: var(--ib-space-1); }
  body.builder-page .app-topbar .breadcrumb__current {
    max-width: 7rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}