/* PXLTAB NODES User UI presentation corrections.
   This file intentionally loads after the copied PXLTAB shell/theme assets so
   the reference assets remain byte-for-byte reusable and target-specific
   corrections stay isolated from Debug, Library, and runtime behavior. */

/* User Inputs use one full-width category and one full-width field per row.
   Output Settings retain their approved two-control row. */
.node-system-page #user-view .d3-user-input-stack,
.node-system-page #user-view .d3-user-input-grid {
  grid-template-columns: minmax(0, 1fr);
}

.node-system-page #user-view .d3-user-category[data-d3-user-category="materials"] {
  grid-column: auto;
}

/* A workflow type resolves the model/provider path. Output controls remain
   readable but unavailable until that required choice exists. */
.node-system-page #user-view #user-output-settings-group.is-locked .d3-output-setting {
  border-color: var(--line);
  background: var(--surface-1);
  box-shadow: none;
}

.node-system-page #user-view #user-output-settings-group.is-locked :is(
  .d3-output-setting b,
  .d3-output-setting em,
  .d3-output-settings-evidence
) {
  color: var(--muted);
}

.node-system-page #user-view #user-output-settings-group.is-locked select:disabled {
  border-color: var(--line) !important;
  color: var(--muted) !important;
  background: var(--surface-2) !important;
  background-image: none !important;
  box-shadow: none !important;
  cursor: not-allowed;
  opacity: 0.78;
}

.node-system-page #user-view #user-output-settings-group.is-locked .pxds-select-trigger:disabled {
  border-color: var(--line) !important;
  color: var(--muted) !important;
  background: var(--surface-2) !important;
  background-image: none !important;
  box-shadow: none !important;
  opacity: 0.78;
}

/* Match the approved PXLTAB depth hierarchy from the 4002 User UI:
   layer 1 = outer Inputs/Result panel with the stronger elevation,
   layer 2 = inset input section with the softer elevation,
   layer 3 = flat category surface. */
.node-system-page #user-view :is(.generation-panel, .result-panel) {
  box-shadow: var(--elevation-2);
}

.node-system-page #user-view .d3-input-group {
  box-shadow: var(--elevation-1);
}

.node-system-page #user-view .d3-user-category {
  box-shadow: none;
}

html[data-theme="light"] .node-system-page #user-view :is(.generation-panel, .result-panel) {
  background: linear-gradient(145deg, #ffffff, #fafbfc);
}

html[data-theme="light"] .node-system-page #user-view .d3-input-group {
  background: var(--color-surface);
}

html[data-theme="light"] .node-system-page #user-view .d3-user-category {
  background: var(--surface-2);
}

/* Most User Input fields remain flat inside their category. Materials & Color
   is the intentional exception below: every top-level material/color field
   receives one restrained inner boundary, while its option groups stay flat. */
.node-system-page #user-view .d3-user-category .d3-user-field {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.node-system-page #user-view .d3-user-category .d3-selection-groups {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.node-system-page #user-view .d3-user-category .d3-user-field:is(.is-required-missing, .is-invalid) {
  border: 0;
  box-shadow: none;
}

.node-system-page #user-view .d3-user-category .d3-user-field:is(.is-required-missing, .is-invalid) .d3-selection-meta {
  border-color: rgba(255, 92, 101, 0.84);
}

html[data-theme="light"] .node-system-page #user-view .d3-user-category :is(
  .d3-user-field,
  .d3-selection-groups
) {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

/* Separate Facade, Flooring, Walls, Ceiling, Furniture, and Colors into clear
   inner panels without adding another elevation or changing their behavior. */
.node-system-page #user-view .d3-user-category[data-d3-user-category="materials"] .d3-user-field--grid {
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-3);
  background: var(--surface);
  box-shadow: none;
}

html[data-theme="light"] .node-system-page #user-view .d3-user-category[data-d3-user-category="materials"] .d3-user-field--grid {
  border-color: var(--color-border-default);
  background: var(--color-canvas-subtle);
}

.node-system-page #user-view .d3-user-category[data-d3-user-category="materials"] .d3-user-field--grid:is(.is-required-missing, .is-invalid) {
  border-color: rgba(255, 92, 101, 0.84);
  background: color-mix(in srgb, var(--color-error) 8%, var(--surface-2));
}

/* Empty optional menus remain visibly neutral. A selected value continues to
   receive the shared PXLTAB filled treatment from node-system-theme.css. */
.node-system-page #user-view select.has-placeholder:not(:disabled),
.node-system-page #user-view .d3-user-multi-menu > summary:has(.has-placeholder) {
  border-color: var(--line-strong);
  color: var(--muted) !important;
  background: var(--surface-1) !important;
  box-shadow: none;
  color-scheme: normal;
}

.node-system-page #user-view .d3-user-multi-menu > summary:has(.has-placeholder) :is(span, i) {
  color: var(--muted) !important;
}

.node-system-page #user-view .d3-user-field:is(.is-required-missing, .is-invalid) :is(
  select,
  .pxds-select-trigger,
  .d3-user-multi-menu > summary,
  .d3-selection-meta,
  .d3-selection-groups,
  .d3-selection-option
) {
  border-color: rgba(255, 92, 101, 0.84) !important;
  background: color-mix(in srgb, var(--color-error) 8%, var(--surface-2)) !important;
  box-shadow: none !important;
}

.node-system-page #user-view .user-case-selector.is-required-missing :is(
  .user-case-buttons,
  .user-case-button
),
.node-system-page #user-view .d3-upload-card.is-required-missing {
  background: color-mix(in srgb, var(--color-error) 8%, var(--surface-2)) !important;
}

/* Native option popovers do not inherit the closed select's gradient safely.
   Give every option an explicit readable surface in both moods. */
.node-system-page #user-view select option {
  color: #f3f5f7;
  background: #111722;
}

html[data-theme="light"] .node-system-page #user-view select option {
  color: #141820;
  background: #ffffff;
}

/* Nested grid-selection surfaces previously retained hardcoded black fills in
   light mode. Only the User UI layer is corrected; Debug keeps its own layout. */
html[data-theme="light"] .node-system-page #user-view :is(
  .d3-selection-meta,
  .d3-user-menu-options
) {
  border-color: var(--line);
  color: var(--text);
  background: var(--surface-2);
}

html[data-theme="light"] .node-system-page #user-view .d3-selection-category + .d3-selection-category {
  border-color: var(--line);
}

/* White is reserved for the resting choice surface in light mode. Hover keeps
   the shared light-gray feedback, and selected/error states retain priority. */
html[data-theme="light"] .node-system-page #user-view .d3-user-category[data-d3-user-category="materials"] .d3-selection-option:not(.is-selected) {
  background: var(--color-surface);
}

/* One required image uses the available row instead of leaving a false empty
   second column. Two-image workflows keep the normal two-column layout. */
.node-system-page #user-view #user-assets.is-single-input {
  grid-template-columns: minmax(0, 1fr);
}

/* Give image inputs 20% more vertical room while preserving the existing
   contain-fit preview and upload behavior. */
.node-system-page #user-view .d3-upload-card,
.node-system-page #user-view .d3-upload-card > button.d3-upload-target {
  min-height: 276px;
}

.node-system-page #user-view .d3-upload-empty,
.node-system-page #user-view .d3-upload-preview {
  min-height: 233px;
}

.node-system-page #user-view .d3-upload-preview img {
  height: 216px;
}

/* A completed upload uses the full preview height. File names are intentionally
   omitted; dimensions remain inspectable beside the Remove action. */
.node-system-page #user-view .d3-upload-card.is-complete > button.d3-upload-target {
  min-height: 276px;
  padding: 0;
}

.node-system-page #user-view .d3-upload-card.is-complete .d3-upload-preview {
  display: block;
  width: 100%;
  height: 276px;
  min-height: 276px;
}

.node-system-page #user-view .d3-upload-card.is-complete .d3-upload-preview img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 11px;
  object-fit: contain;
}

.node-system-page #user-view .d3-upload-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 6px;
}

.node-system-page #user-view .d3-upload-actions .d3-remove-image {
  position: static;
  transition:
    border-color 150ms ease,
    background-color 150ms ease,
    box-shadow 150ms ease,
    color 150ms ease;
}

.node-system-page #user-view .d3-upload-actions .d3-remove-image:hover,
.node-system-page #user-view .d3-upload-actions .d3-remove-image:focus-visible {
  border-color: #ff6e7d;
  background: #6f2330;
  box-shadow: 0 5px 14px rgba(45, 8, 16, 0.24);
  color: #ffffff;
}

html[data-theme="light"] .node-system-page #user-view .d3-upload-actions .d3-remove-image:hover,
html[data-theme="light"] .node-system-page #user-view .d3-upload-actions .d3-remove-image:focus-visible {
  border-color: #d45a68;
  background: #fdebec;
  box-shadow: 0 5px 14px rgba(92, 25, 37, 0.13);
  color: #8f1d2c;
}

.node-system-page #user-view #input-readiness.is-required-missing {
  color: #ff7d89;
}

.node-system-page #user-view #input-readiness.is-ready {
  color: #71e99c;
}

html[data-theme="light"] .node-system-page #user-view #input-readiness.is-required-missing {
  color: #b42335;
}

html[data-theme="light"] .node-system-page #user-view #input-readiness.is-ready {
  color: #087452;
}

.node-system-page #user-view .d3-upload-dimensions {
  padding: 6px 9px;
  border: 1px solid rgba(144, 163, 184, .36);
  border-radius: 9px;
  color: #e5ebf2;
  background: rgba(10, 13, 18, .90);
  font-size: 10px;
  font-weight: 750;
  line-height: 1;
  white-space: nowrap;
}

/* Custom multi-select menus use the same short entrance as the header
   language menu. Their chevron already reflects the native details state. */
.node-system-page #user-view .d3-user-multi-menu[open] > .d3-user-menu-options {
  transform-origin: top center;
  animation: pxltab-user-menu-in 180ms ease-out both;
}

.node-system-page #user-view .d3-user-menu-chevron {
  transition: transform 180ms ease-out;
}

/* Keep every User UI menu option on one readable typography contract. */
.node-system-page #user-view .d3-user-menu-option {
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.node-system-page #user-view .d3-user-menu-option.is-selected {
  font-weight: 700;
}

/* Chromium's customizable-select API lets the real form controls keep their
   semantics while their picker and arrow share the language-menu motion.
   Browsers without it retain the existing native select unchanged. */
@supports (appearance: base-select) {
  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control) {
    appearance: base-select;
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker-icon {
    transition: transform 180ms ease-out;
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control):open::picker-icon {
    transform: rotate(180deg);
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker(select) {
    appearance: base-select;
    position-area: block-end span-inline-start;
    inline-size: anchor-size(width);
    min-inline-size: anchor-size(width);
    max-inline-size: anchor-size(width);
    max-block-size: min(360px, 45dvh);
    position-try-fallbacks: none;
    overflow-y: auto;
    padding: 5px;
    border: 1px solid var(--line-strong);
    border-radius: 9px;
    color: var(--text);
    background: var(--surface);
    box-shadow: var(--elevation-1);
    scrollbar-color: color-mix(in srgb, var(--muted) 58%, transparent) transparent;
    scrollbar-width: thin;
    opacity: 0;
    transform: translateY(-6px) scale(0.985);
    transition:
      opacity 180ms ease-out,
      transform 180ms ease-out,
      display 180ms allow-discrete;
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker(select):popover-open {
    opacity: 1;
    transform: none;
  }

  @starting-style {
    .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker(select):popover-open {
      opacity: 0;
      transform: translateY(-6px) scale(0.985);
    }
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control) option {
    min-height: 38px;
    margin: 0;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 9px 12px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--text);
    background: var(--surface);
  }

  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control) option:checked {
    border-color: var(--accent);
    font-weight: 700;
    outline: none;
    box-shadow: inset 0 0 0 1px var(--accent);
    background: var(--surface);
  }
}

@keyframes pxltab-user-menu-in {
  from { opacity: 0; transform: translateY(-6px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .node-system-page #user-view .d3-user-multi-menu[open] > .d3-user-menu-options {
    animation: none;
  }

  .node-system-page #user-view .d3-user-menu-chevron,
  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker-icon,
  .node-system-page #user-view select:not([multiple]):not([hidden]):not(.visually-hidden-control)::picker(select) {
    transition: none;
  }
}

/* Completed selection counters use the same selected-state language as their
   selected options. */
.node-system-page #user-view :is(.d3-selection-meta, .d3-user-menu-limit).is-at-limit {
  border-color: rgba(74, 201, 148, 0.88);
  color: #ffffff;
  background: var(--action-generation-gradient);
  box-shadow: 0 8px 20px rgba(10, 25, 49, 0.16);
}

html[data-theme="light"] .node-system-page #user-view :is(.d3-selection-meta, .d3-user-menu-limit).is-at-limit {
  border-color: #238060;
  color: #ffffff;
  background: var(--action-generation-gradient);
}

.node-system-page #user-view :is(.d3-selection-meta, .d3-user-menu-limit).is-at-limit small {
  color: #ffffff;
}

/* Keep the result glyph geometrically centered, independent of inherited SVG
   baseline behavior. */
.node-system-page #user-view .d6-result-placeholder-icon {
  display: grid;
  place-items: center;
}

.node-system-page #user-view .d6-result-placeholder-icon > svg {
  display: block;
  place-self: center;
  margin: 0;
}

/* Experimental status needs a readable warning treatment on light surfaces. */
html[data-theme="light"] .node-system-page #user-view .user-workflow-badge {
  border-color: #a85b00;
  color: #7a4100;
  background: #fff4dc;
}

/* The selected language is a selected PXLTAB menu item, not a black block. */
.node-system-page .px-language-menu .px-menu-button[aria-checked="true"],
.node-system-page .px-language-menu .px-menu-button[aria-checked="true"]:not(:disabled):hover {
  border-color: rgba(74, 201, 148, 0.88);
  color: #ffffff;
  background: var(--action-generation-gradient);
  box-shadow: 0 8px 20px rgba(10, 25, 49, 0.20);
}

.node-system-page .px-language-menu .px-menu-button[aria-checked="true"] :is(strong, small) {
  color: #ffffff !important;
}

.node-system-page .px-language-menu .px-menu-button[aria-checked="true"] small {
  color: rgba(255, 255, 255, 0.78);
}

/* The compact credit popover has explicit vertical rhythm so copy cannot run
   into the primary action at any supported viewport. */
.node-system-page .px-credit-menu {
  display: block;
}

.node-system-page .px-credit-menu[hidden] {
  display: none;
}

.node-system-page .px-credit-menu > :is(p, small) {
  margin: 0;
}

.node-system-page .px-credit-menu > .px-credit-menu__copy {
  margin-top: 6px;
}

.node-system-page .px-credit-menu > .px-credit-menu__usage {
  margin-top: 10px;
}

.node-system-page .px-credit-menu > small {
  line-height: 1.55;
}

.node-system-page .px-credit-menu > .px-menu__action {
  min-height: 40px;
  margin: 10px 0 0;
  padding-inline: 14px;
}