/* Mobile layout — loaded only at max-width: 768px; desktop rules unchanged. */

:root {
  --mobile-toolbar-h: 40px;
  --mobile-statusbar-h: 36px;
  --mobile-panel-w: min(88vw, 320px);
  --mobile-safe-bottom: env(safe-area-inset-bottom, 0px);
  --mobile-safe-top: env(safe-area-inset-top, 0px);
}

html {
  -webkit-tap-highlight-color: transparent;
}

.app,
.app.left-collapsed,
.app.right-collapsed {
  --col-left: 0;
  --col-right: 0;
  grid-template-columns: 1fr;
  grid-template-rows: var(--mobile-toolbar-h) minmax(0, 1fr) var(--mobile-statusbar-h);
  height: 100dvh;
  max-height: 100dvh;
}

.toolbar {
  grid-row: 1;
  min-height: var(--mobile-toolbar-h);
  padding: 0 10px;
  padding-top: max(0px, var(--mobile-safe-top));
  justify-content: space-between;
}

.toolbar-leading {
  min-width: 0;
  flex: 1 1 auto;
}

.toolbar-trailing {
  flex: 0 0 auto;
  gap: 4px;
}

.toolbar .brand {
  font-size: 13px;
}

.toolbar-more-menu {
  z-index: 90;
}

.app.app-modal-open .toolbar-dock {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.toolbar-dock {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: calc(var(--mobile-statusbar-h) + var(--mobile-safe-bottom) + 10px);
  z-index: 48;
  flex: none;
  width: max-content;
  max-width: calc(100vw - 24px);
  min-width: 0;
  flex-shrink: 0;
  overflow: visible;
  margin: 0;
  justify-content: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow), 0 6px 20px rgba(0, 0, 0, 0.1);
  pointer-events: auto;
  max-width: calc(100vw - 24px);
}

.toolbar-dock .toolbar-group {
  gap: 4px;
}

.toolbar-dock .btn {
  min-height: 40px;
  min-width: 40px;
}

.toolbar-dock .btn.icon {
  min-width: 40px;
  padding-left: 10px;
  padding-right: 10px;
}

.toolbar-dock .btn-icon,
.toolbar-dock .btn svg {
  width: 20px;
  height: 20px;
}

.toolbar-dock .toolbar-segmented .btn.icon {
  min-width: 40px;
}

.toolbar .toolbar-trailing .btn.icon {
  min-height: 40px;
  min-width: 40px;
}

.toolbar-more > .toolbar-more-trigger {
  display: inline-flex;
}

/* Full-width canvas; panels are fixed overlays. */
.canvas-wrap {
  grid-column: 1 / -1;
  grid-row: 2;
  z-index: 1;
  touch-action: none;
}

.canvas-wrap.placing-item,
.canvas-wrap.placing-light,
.canvas-wrap.placing-label {
  cursor: crosshair;
}

.canvas-wrap.placing-item #floor-canvas-items,
.canvas-wrap.placing-item #floor-canvas,
.canvas-wrap.placing-light #floor-canvas-items,
.canvas-wrap.placing-light #floor-canvas,
.canvas-wrap.placing-label #floor-canvas-items,
.canvas-wrap.placing-label #floor-canvas {
  cursor: crosshair;
}

.statusbar {
  grid-column: 1 / -1;
  grid-row: 3;
  padding: 0 10px;
  padding-bottom: max(0px, var(--mobile-safe-bottom));
  font-size: 10px;
  gap: 8px;
}

.statusbar > .status-hint-desktop {
  display: none;
}

.statusbar > .status-hint-mobile {
  display: inline;
  margin-left: auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.statusbar .sync-saved {
  font-size: 10px;
}

.panel {
  position: fixed;
  top: calc(var(--mobile-toolbar-h) + var(--mobile-safe-top));
  bottom: calc(var(--mobile-statusbar-h) + var(--mobile-safe-bottom));
  z-index: 60;
  width: var(--mobile-panel-w);
  max-width: 100%;
  border: none;
  box-shadow: 0 0 0 1px var(--border), 0 12px 40px rgba(0, 0, 0, 0.14);
  transition: transform 0.22s ease, visibility 0.22s;
  will-change: transform;
}

.panel-left {
  left: 0;
  grid-column: unset;
  grid-row: unset;
  border-right: 1px solid var(--border);
}

.panel-right {
  right: 0;
  left: auto;
  grid-column: unset;
  grid-row: unset;
  border-left: 1px solid var(--border);
}

.app.left-collapsed .panel-left {
  transform: translateX(-105%);
  visibility: hidden;
  pointer-events: none;
}

.app.right-collapsed .panel-right {
  transform: translateX(105%);
  visibility: hidden;
  pointer-events: none;
}

/* Side edge toggles are redundant with toolbar panel buttons on mobile. */
.panel-toggle {
  display: none;
}

.panel-body {
  display: flex;
}

.panel-edge-resize,
.panel-splitter {
  display: none;
}

.panel-split {
  display: block;
  overflow-y: auto;
}

.panel-pane,
.panel-pane--grow {
  flex: none;
  height: auto;
  overflow: visible;
}

.panel-pane .panel-scroll {
  flex: none;
  overflow: visible;
  max-height: none;
}

.app.left-collapsed .panel-left .panel-body,
.app.right-collapsed .panel-right .panel-body {
  display: flex;
}

.panel h2 {
  padding-top: 12px;
}

.panel-search input {
  min-height: 40px;
  font-size: 16px;
}

.catalog-item {
  min-height: 44px;
  padding: 10px 12px 10px 16px;
}

.catalog-group summary {
  min-height: 40px;
  display: flex;
  align-items: center;
}

.prop-row input,
.prop-row select {
  min-height: 40px;
  font-size: 16px;
}

.prop-row .btn {
  min-height: 40px;
}

.sync-display-name {
  min-height: 40px;
  font-size: 16px;
}

.mobile-scrim {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: rgba(0, 0, 0, 0.38);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.app.mobile-scrim-visible .mobile-scrim {
  opacity: 1;
  pointer-events: auto;
}

.toast {
  bottom: calc(var(--mobile-statusbar-h) + var(--mobile-safe-bottom) + 72px);
  max-width: calc(100vw - 24px);
  text-align: center;
}

.modal-backdrop {
  padding: 12px;
  align-items: flex-end;
  z-index: 110;
}

.modal {
  width: 100%;
  max-height: 85dvh;
  border-radius: 12px 12px 0 0;
}

.modal textarea {
  min-height: 140px;
  font-size: 14px;
}

.wall-length-tip {
  font-size: 12px;
  padding: 4px 8px;
}

@media (max-width: 480px) {
  .toolbar .brand {
    max-width: none;
  }

  .brand-long {
    display: none !important;
  }

  .brand-short {
    display: inline !important;
  }

  :root {
    --mobile-panel-w: 100vw;
  }

  .panel {
    border-radius: 0;
  }
}