/* PosterForge Milestone 2 — React UI/UX refinement.
   Keep Setup → Preview → Generate and selectable-image placement intact.
   Reduce chrome, competing Next/progress controls, and copy density. */

/* Template Studio lives in #designerView inside .main — sidebar and topbar stay visible. */
#designerView #templateStudioDialog {
  --studio-left: 176px;
  --studio-right: 300px;
  --studio-resize-grip: 6px;
}
body.studio-designer-open #appFooter,
#designerView.active ~ #appFooter {
  display: none;
}
#templateStudioDialog.studio-dialog,
#templateStudioDialog {
  width: auto;
  height: auto;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  overflow: visible;
  box-sizing: border-box;
}
#templateStudioDialog .studio-header {
  position: sticky;
  top: 0;
  z-index: 30;
  flex-shrink: 0;
  padding: 8px 12px;
  gap: 8px;
  background: #0f1219;
}
#templateStudioDialog .studio-step-help { max-width: 320px; font-size: .62rem; line-height: 1.25; }
#templateStudioDialog .studio-body {
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  grid-template-columns:
    var(--studio-left)
    var(--studio-resize-grip)
    minmax(0, 1fr)
    var(--studio-resize-grip)
    var(--studio-right);
}
#templateStudioDialog .component-panel,
#templateStudioDialog .properties-panel {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  padding: 9px;
  box-sizing: border-box;
  min-width: 0;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
}
#templateStudioDialog .component-panel > *,
#templateStudioDialog .properties-panel > * {
  flex: 0 0 auto;
  min-width: 0;
}
#templateStudioDialog .canvas-area {
  min-width: 0;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}
#designerView.active #templateStudioDialog .canvas-scroller,
body.studio-designer-open #templateStudioDialog .canvas-scroller {
  overflow: visible !important;
  max-height: none !important;
}
#templateStudioDialog .studio-resize-handle {
  min-height: 0;
  height: 100%;
}
#templateStudioDialog .studio-resize-handle {
  position: relative;
  z-index: 3;
  width: 100%;
  min-width: var(--studio-resize-grip);
  margin: 0;
  padding: 0;
  border: 0;
  cursor: col-resize;
  background: transparent;
  touch-action: none;
  user-select: none;
}
#templateStudioDialog .studio-resize-handle::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: var(--border, #2a3140);
  transition: background .15s ease, box-shadow .15s ease;
}
#templateStudioDialog .studio-resize-handle:hover::before,
#templateStudioDialog .studio-resize-handle:focus-visible::before,
#templateStudioDialog .studio-shell.studio-resizing .studio-resize-handle[data-active="true"]::before {
  background: rgba(168, 85, 247, .85);
  box-shadow: 0 0 0 1px rgba(168, 85, 247, .35);
}
#templateStudioDialog .studio-shell.studio-resizing,
#templateStudioDialog .studio-shell.studio-resizing * {
  cursor: col-resize !important;
  user-select: none !important;
}
#templateStudioDialog .compact-studio-drawer > summary { min-height: 31px; padding: 6px 7px; }
#templateStudioDialog .studio-drawer-body { padding: 7px; }
#templateStudioDialog .studio-sidebar-heading { margin-bottom: 6px; }
#templateStudioDialog .canvas-toolbar { min-height: 38px; padding: 5px 8px; }
#templateStudioDialog .generation-actions-clean { gap: 7px; }
#templateStudioDialog .generation-more-actions { margin-top: 0; }
#templateStudioDialog .generation-more-actions .studio-drawer-body { padding-top: 6px; }
#templateStudioDialog .studio-setup-next-hint { margin: 8px 0 0; }
#templateStudioDialog .studio-generate-tools .primary-button { margin-bottom: 8px; }
#templateStudioDialog .studio-generate-tools #generateSheetBulk { font-weight: 500; }
#templateStudioDialog .studio-generate-action-status {
  margin: 0 0 10px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  font-size: .82rem;
  line-height: 1.4;
}
#templateStudioDialog .studio-generate-action-status strong {
  display: block;
  margin-bottom: 4px;
  font-size: .88rem;
}
#templateStudioDialog .studio-generate-action-status ul {
  margin: 6px 0 0;
  padding-left: 1.1em;
}
#templateStudioDialog .studio-generate-action-status li { margin: 0 0 4px; }
#templateStudioDialog .studio-generate-action-status.is-error {
  border-color: rgba(255, 107, 122, .45);
  background: rgba(255, 107, 122, .10);
  color: #ffd0d5;
}
#templateStudioDialog .studio-generate-action-status.is-warn {
  border-color: rgba(240, 180, 41, .4);
  background: rgba(240, 180, 41, .08);
  color: #f3e2b0;
}
#templateStudioDialog .studio-generate-action-status.is-ok {
  border-color: rgba(62, 207, 142, .35);
  background: rgba(62, 207, 142, .08);
  color: #d7f5e6;
}
#templateStudioDialog .studio-generate-tools .is-blocked {
  opacity: .72;
  box-shadow: inset 0 0 0 1px rgba(255, 107, 122, .28);
}
#templateStudioDialog .asset-choice-simple-intro { margin-bottom: 8px; }
#templateStudioDialog .asset-choice-simple-intro span { font-size: .72rem; line-height: 1.35; }

/* Preview keeps the same 3-column shell as Setup/Generate. */
#templateStudioDialog.studio-shell[data-studio-mode="preview"]:not([data-studio-sizes="custom"]) { --studio-right: var(--studio-right); }
#templateStudioDialog.studio-shell[data-studio-mode="preview"] .studio-body {
  grid-template-columns:
    var(--studio-left)
    var(--studio-resize-grip)
    minmax(0, 1fr)
    var(--studio-resize-grip)
    var(--studio-right) !important;
}
#templateStudioDialog.studio-shell[data-studio-mode="preview"] .component-panel,
#templateStudioDialog.studio-shell[data-studio-mode="preview"] #studioResizeLeft {
  display: flex !important;
}
#templateStudioDialog.studio-shell[data-studio-mode="preview"] .properties-panel { padding: 8px; }
#templateStudioDialog.studio-shell[data-studio-mode="preview"] .studio-preview-inspector > p.tiny.muted { display: none; }

/* Scheduling spans full width; status card is the first operational signal. */
.settings-grid > .schedule-settings-panel { grid-column: 1 / -1; }
.settings-grid > .schedule-settings-panel .schedule-settings-grid,
.settings-grid > .schedule-settings-panel .compact-settings-grid {
  display: grid;
  gap: 10px 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 8px;
}
.settings-grid > .schedule-settings-panel .schedule-enable-field {
  display: flex;
  align-items: center;
  gap: 10px;
}
.settings-grid > .schedule-settings-panel .schedule-heading-actions {
  margin: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.schedule-status-card {
  display: grid;
  gap: 2px;
  margin: 0 0 12px;
  padding: 10px 12px;
}
.schedule-status-card .schedule-outcome-line { font-weight: 600; }
.schedule-outcome-ok { border-color: rgba(46, 160, 67, .35); }
.schedule-outcome-error { border-color: rgba(207, 70, 70, .45); background: rgba(207, 70, 70, .06); }
.schedule-outcome-idle { opacity: .92; }
.schedule-history-list { display: grid; gap: 8px; max-height: 22rem; overflow: auto; }
.schedule-history-list .run-summary { padding: 10px 12px; gap: 6px; }
.schedule-history-list .run-summary > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  cursor: pointer;
}
.run-summary.has-failures > summary { color: #b42318; }

.text-options-panel { display: grid; gap: 8px; margin: 0 0 12px; }
.text-option-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--border, rgba(255,255,255,.12));
  border-radius: 10px;
}
.text-option-row.active { border-color: color-mix(in srgb, var(--accent, #4ed39a) 55%, transparent); }
.text-option-row textarea { width: 100%; min-height: 2.6rem; resize: vertical; }
.static-text-sheet-mapping {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border, rgba(255,255,255,.12));
}

/* Reduce repetitive dashboard chrome. */
.dashboard-hero h3 { margin: 0 0 6px; }
.dashboard-hero #homeSetupSummary { max-width: 36rem; }
.manager-home-guidance { margin-top: 12px; max-width: 36rem; }
.dashboard-status-card { padding: 13px; }
.dashboard-status-card .eyebrow { margin-bottom: 4px; }
.dashboard-status-card h4 { margin: 0 0 5px; }
.dashboard-status-card p.muted { font-size: .75rem; line-height: 1.35; }
.home-check-item small { display: block; margin-top: 2px; opacity: .75; }

/* Data source: less instructional chrome. */
#sheetsView .important-guidance { margin-bottom: 12px; }
#sheetsView .mapping-explanation-grid[hidden] { display: none !important; }
#sheetsView .sheet-connection-note { margin: 8px 0 12px; }
#sheetsView .mapper-panel .section-heading p { max-width: 42rem; }

@media (max-width: 1280px) {
  #templateStudioDialog .studio-shell:not([data-studio-sizes="custom"]) {
    --studio-left: 164px;
    --studio-right: 238px;
  }
  .settings-grid > .schedule-settings-panel .schedule-settings-grid,
  .settings-grid > .schedule-settings-panel .compact-settings-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 980px) {
  .settings-grid > .schedule-settings-panel .schedule-settings-grid,
  .settings-grid > .schedule-settings-panel .compact-settings-grid { grid-template-columns: 1fr; }
  #templateStudioDialog .studio-resize-handle { display: none; }
  #templateStudioDialog .studio-body {
    grid-template-columns: 1fr !important;
    overflow: auto;
  }
  #templateStudioDialog .component-panel,
  #templateStudioDialog .properties-panel,
  #templateStudioDialog .canvas-area {
    height: auto;
    max-height: none;
  }
  #templateStudioDialog .component-panel,
  #templateStudioDialog .properties-panel {
    max-height: 42vh;
  }
}

/* Phone / narrow tunnel sessions: prioritise canvas, enlarge taps, simplify chrome. */
@media (max-width: 760px) {
  .app-shell { display: block; }
  .sidebar {
    position: sticky;
    top: 0;
    z-index: 40;
    width: 100%;
    height: auto;
    padding: 10px 12px;
  }
  .sidebar nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }
  .sidebar nav button {
    min-height: 44px;
    font-size: .72rem;
    padding: 8px 6px;
  }
  .sidebar-brand, .sidebar-bottom { gap: 8px; }
  .view { padding: 14px 12px 28px; }
  .topbar {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px;
  }
  .topbar h1 { font-size: 1.05rem; }
  #designerView #templateStudioDialog {
    padding: 0;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: none;
  }
  #designerView #templateStudioDialog.studio-shell {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: 0;
  }
  #templateStudioDialog .studio-header {
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding: 8px 10px;
    position: sticky;
    top: 0;
    z-index: 5;
  }
  #templateStudioDialog .studio-mode-tabs {
    order: 3;
    grid-column: 1 / -1;
    width: 100%;
  }
  #templateStudioDialog .studio-mode-tabs button {
    min-height: 40px;
    font-size: .72rem;
  }
  #templateStudioDialog .studio-body {
    grid-template-columns: 1fr !important;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }
  #templateStudioDialog .canvas-area {
    order: -1;
    min-height: 48vh;
    max-height: none;
  }
  #templateStudioDialog .component-panel {
    order: 1;
    max-height: 28vh;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
  #templateStudioDialog .properties-panel {
    order: 2;
    max-height: none;
    min-height: 38vh;
    border-left: 0;
    border-top: 1px solid var(--border);
    padding-bottom: max(16px, env(safe-area-inset-bottom));
  }
  #templateStudioDialog .compact-field input,
  #templateStudioDialog .compact-field select,
  #templateStudioDialog .compact-field textarea,
  #templateStudioDialog .inspector-control-button,
  #templateStudioDialog .ghost-button,
  #templateStudioDialog .secondary-button,
  #templateStudioDialog .primary-button {
    min-height: 42px;
    font-size: .84rem;
  }
  #templateStudioDialog .text-option-row {
    grid-template-columns: auto 1fr;
  }
  #templateStudioDialog .text-option-row > .ghost-button {
    grid-column: 1 / -1;
  }
  .mapper-panel, .template-card, .dashboard-hero {
    padding-inline: 12px;
  }
  .sheet-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}