/* Cutline / Night Edit. Load after page styles. Color belongs to content;
   mint identifies an action, never the canvas or a panel. */
:root {
  --ds-canvas: #090909;
  --ds-sidebar: #101010;
  --ds-surface: #161616;
  --ds-surface-raised: #222222;
  --ds-surface-hover: #2b2b2b;
  --ds-field: #101010;
  --ds-text: #f5f5f5;
  --ds-text-secondary: #b8b8b8;
  --ds-text-muted: #989898;
  --ds-line: #333333;
  --ds-control-border: #737373;
  --ds-control-border-hover: #858585;
  --ds-accent: #82e6bf;
  --ds-accent-hover: #a0f0d1;
  --ds-accent-active: #69d3aa;
  --ds-on-accent: #0c2118;
  --ds-focus: #a0f0d1;
  --ds-danger: #ffb4ae;
  --ds-danger-surface: #34201f;
  --ds-danger-hover: #492a28;
  --ds-danger-border: #b87973;
  --ds-disabled: #858585;
  --ds-disabled-surface: #1b1b1b;
  --ds-font-body: 'DM Sans', sans-serif;
  --ds-font-heading: 'Manrope', sans-serif;
  --ds-space-1: 4px;
  --ds-space-2: 8px;
  --ds-space-3: 12px;
  --ds-space-4: 16px;
  --ds-space-5: 24px;
  --ds-space-6: 32px;
  --ds-space-7: 48px;
  --ds-radius-control: 9px;
  --ds-radius-card: 13px;
  --ds-control-height: 44px;
  --ds-duration: 140ms;
  --ds-ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
  --paper: var(--ds-canvas);
  --bg: var(--ds-canvas);
  --panel: var(--ds-surface);
  --raised: var(--ds-surface-raised);
  --ink: var(--ds-text);
  --text: var(--ds-text);
  --muted: var(--ds-text-secondary);
  --line: var(--ds-line);
}

/* Canonical surfaces are consumed by both existing applications. Artwork
   selectors are deliberately absent: imagery retains its own palette. */
body { background: var(--ds-canvas); color: var(--ds-text); }
.sidebar { background: var(--ds-sidebar); border-color: var(--ds-line); }
:is(.stats-strip, .studio-toolbar, .project-card, .trends-panel, .workflow-note,
  .settings-card, .jobs-section, .exports-section, .source-status,
  .scene-list-panel, .scene-editor, .preview-panel, .create-modal,
  .lp-product, .final-cta) { background: var(--ds-surface); border-color: var(--ds-line); }
:is(.workspace-switch, .guardrail, .product-note) { background: var(--ds-surface-raised); border-color: var(--ds-line); }
input, textarea, select { background: var(--ds-field); border-color: var(--ds-control-border); color: var(--ds-text); }
input::placeholder, textarea::placeholder { color: var(--ds-text-muted); }
.file-label input { background: var(--ds-field); border-color: var(--ds-control-border); color: var(--ds-text-secondary); }
.check-label strong, .schedule-row strong { color: var(--ds-text); }
.hero .floating-label { background: var(--ds-surface-raised); color: var(--ds-text-secondary); border: 1px solid var(--ds-line); }
.hero .mini-play { background: #333333; color: var(--ds-text); }

/* A single control silhouette across the studio, landing and system preview. */
:is(.button, .lp-button, .lp-nav-cta, .ds-button) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--ds-control-height);
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: var(--ds-radius-control);
  font-family: var(--ds-font-body);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: none;
  transition: background-color var(--ds-duration) var(--ds-ease),
    border-color var(--ds-duration) var(--ds-ease),
    color var(--ds-duration) var(--ds-ease),
    transform var(--ds-duration) var(--ds-ease);
}
:is(.button, .lp-button, .lp-nav-cta, .ds-button):hover:not(:disabled):not([aria-disabled="true"]) {
  transform: none;
}
:is(.button, .lp-button, .lp-nav-cta, .ds-button):active:not(:disabled):not([aria-disabled="true"]) {
  transform: translateY(1px);
}
:is(.button.dark, .button.cream, .lp-button.primary, .ds-primary) {
  color: var(--ds-on-accent);
  background: var(--ds-accent);
  border-color: transparent;
  box-shadow: 0 1px 2px #00000040;
}
:is(.button.dark, .button.cream, .lp-button.primary, .ds-primary):hover:not(:disabled):not([aria-disabled="true"]) {
  color: var(--ds-on-accent);
  background: var(--ds-accent-hover);
}
:is(.button.dark, .button.cream, .lp-button.primary, .ds-primary):active:not(:disabled):not([aria-disabled="true"]) {
  background: var(--ds-accent-active);
}
:is(.button.subtle, .lp-nav-cta, .ds-secondary) {
  color: var(--ds-text);
  background: var(--ds-surface-raised);
  border-color: var(--ds-control-border);
}
:is(.button.subtle, .lp-nav-cta, .ds-secondary):hover:not(:disabled):not([aria-disabled="true"]) {
  color: #ffffff;
  background: var(--ds-surface-hover);
  border-color: var(--ds-control-border-hover);
}
:is(.button.subtle, .lp-nav-cta, .ds-secondary):active:not(:disabled):not([aria-disabled="true"]) {
  background: #333333;
}
:is(.button, .lp-button, .lp-nav-cta) svg { width: 16px; height: 16px; }
.lp-button > span, .lp-nav-cta > span { color: inherit; font-size: 19px; }
.button-group { flex-wrap: wrap; }
/* Override legacy compact contexts explicitly; they previously shrank labels
   to 9–10px even when the shared button class had readable typography. */
:is(.page-heading > .button, .modal-footer .button, .export-row .button,
  .editor-actions .button, .welcome-banner .button, .reorder-controls .button,
  .studio-heading .button-group .button) {
  min-height: var(--ds-control-height);
  padding: 11px 18px;
  font-size: 13px;
  line-height: 1.4;
}

/* Ghost controls retain a real touch area without adding competing filled CTAs. */
:is(.text-button, .back-link, .lp-watch, .lp-text-link, .lp-footer > a:last-of-type, .asset-attached button, .ds-ghost) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--ds-control-height);
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: var(--ds-radius-control);
  background: transparent;
  color: var(--ds-text-secondary);
  font: 500 12px/1.4 var(--ds-font-body);
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
  transition: background-color var(--ds-duration) var(--ds-ease), color var(--ds-duration) var(--ds-ease);
}
:is(.text-button, .back-link, .lp-watch, .lp-text-link, .lp-footer > a:last-of-type, .asset-attached button, .ds-ghost):hover:not(:disabled):not([aria-disabled="true"]) {
  color: var(--ds-text);
  background: var(--ds-surface-raised);
}
:is(.text-button, .back-link, .lp-watch, .lp-text-link, .lp-footer > a:last-of-type, .asset-attached button, .ds-ghost):active:not(:disabled):not([aria-disabled="true"]) {
  background: var(--ds-surface-hover);
}
.back-link { margin-left: -10px; }
.lp-watch { padding-right: 10px; }
.lp-watch .play-circle { border-color: var(--ds-control-border); color: inherit; }
.lp-watch:hover .play-circle { background: transparent; border-color: var(--ds-accent); color: var(--ds-accent); }
.preview-play { width: 44px; height: 44px; left: calc(50% - 22px); background: var(--ds-accent); border-color: transparent; color: var(--ds-on-accent); }
.product-preview:hover .preview-play { background: var(--ds-accent-hover); color: var(--ds-on-accent); }
.product-preview:active .preview-play { background: var(--ds-accent-active); }
.product-preview:focus-visible { outline: 3px solid var(--ds-focus); outline-offset: 4px; }
.asset-attached button { min-height: 36px; padding: 6px 9px; text-decoration: none; }

/* Icon buttons share boundaries, dimensions and clear keyboard treatment. */
:is(.close-modal, .icon-button, .toast > button, .ds-icon) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-width: var(--ds-control-height);
  min-height: var(--ds-control-height);
  width: var(--ds-control-height);
  height: var(--ds-control-height);
  padding: 10px;
  border: 1px solid var(--ds-control-border);
  border-radius: var(--ds-radius-control);
  background: transparent;
  color: var(--ds-text-secondary);
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--ds-duration) var(--ds-ease), border-color var(--ds-duration) var(--ds-ease);
}
:is(.close-modal, .toast > button) { border-color: transparent; font-size: 25px; }
.close-modal { top: 12px; right: 12px; }
:is(.close-modal, .icon-button, .toast > button, .ds-icon):hover:not(:disabled) {
  color: var(--ds-text);
  background: var(--ds-surface-hover);
  border-color: var(--ds-control-border-hover);
}
:is(.close-modal, .icon-button, .toast > button, .ds-icon):active:not(:disabled) { background: #333333; }

/* Destructive is a semantic modifier; cancellation of a dialog is secondary. */
:is(.button.button-danger, .ds-danger) {
  color: var(--ds-danger);
  background: var(--ds-danger-surface);
  border-color: var(--ds-danger-border);
}
:is(.button.button-danger, .ds-danger):hover:not(:disabled):not([aria-disabled="true"]) {
  color: #ffd1cd;
  background: var(--ds-danger-hover);
  border-color: var(--ds-danger);
}
:is(.button.button-danger, .ds-danger):active:not(:disabled) { background: #57312e; }
:is(.text-button.danger, .asset-attached button.danger, .ds-ghost.danger) { color: var(--ds-danger); }
:is(.text-button.danger, .asset-attached button.danger, .ds-ghost.danger):hover:not(:disabled) {
  color: #ffd1cd;
  background: var(--ds-danger-surface);
}

/* Navigation and tabs use an accent marker, with neutral selected surfaces. */
.nav-item { min-height: var(--ds-control-height); border: 1px solid transparent; border-radius: var(--ds-radius-control); color: var(--ds-text-secondary); }
.nav-item:hover { background: var(--ds-surface-raised); color: var(--ds-text); }
.nav-item.active { background: #262626; color: var(--ds-text); box-shadow: inset 3px 0 0 var(--ds-accent); }
:is(.input-tabs > button, .ds-tab) {
  min-height: var(--ds-control-height);
  padding: 10px 6px;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 4px 4px 0 0;
  background: transparent;
  color: var(--ds-text-secondary);
  font: 500 12px/1.4 var(--ds-font-body);
  cursor: pointer;
}
:is(.input-tabs > button, .ds-tab):hover { background: var(--ds-surface-raised); color: var(--ds-text); }
:is(.input-tabs > button.selected, .ds-tab[aria-selected="true"]) { color: var(--ds-text); border-bottom-color: var(--ds-accent); }

/* Card controls preserve their content colors and existing layout. */
:is(.project-card, .scene-item, .new-project-card) {
  transition: background-color var(--ds-duration) var(--ds-ease), border-color var(--ds-duration) var(--ds-ease), box-shadow var(--ds-duration) var(--ds-ease);
}
.project-card:hover { border-color: var(--ds-control-border-hover); box-shadow: 0 8px 22px #0000004d; transform: none; }
.project-card:active { border-color: var(--ds-text-secondary); }
.scene-item:hover { background: var(--ds-surface-raised); }
.scene-item.selected { background: #272727; border-color: #929292; box-shadow: inset 3px 0 0 var(--ds-accent); }
.new-project-card { border-color: var(--ds-control-border); }
.new-project-card:hover { background: var(--ds-surface-raised); border-color: var(--ds-control-border-hover); }
.new-project-card:active { background: var(--ds-surface-hover); }
.new-project-plus { background: #303030; color: var(--ds-text); }

/* Browser-native file controls participate in the same system. */
.file-label input::file-selector-button {
  min-height: 36px;
  margin-right: 9px;
  padding: 7px 11px;
  border: 1px solid var(--ds-control-border);
  border-radius: 6px;
  background: var(--ds-surface-raised);
  color: var(--ds-text);
  font: 500 11px/1.4 var(--ds-font-body);
  cursor: pointer;
}
.file-label input:not(:disabled)::file-selector-button:hover { background: var(--ds-surface-hover); border-color: var(--ds-control-border-hover); }
.file-label input:not(:disabled)::file-selector-button:active { background: #333333; }
.file-label input:disabled::file-selector-button { color: var(--ds-disabled); background: var(--ds-disabled-surface); border-color: var(--ds-line); cursor: not-allowed; }
input[type="checkbox"] { accent-color: var(--ds-accent); }

/* A visible ring outside the boundary, with no reliance on hover alone. */
button:focus-visible, a:focus-visible, summary:focus-visible,
:is(.ds-button, .ds-tab, input, textarea, select):focus-visible {
  outline: 3px solid var(--ds-focus);
  outline-offset: 3px;
}
input:focus, textarea:focus, select:focus { outline-color: var(--ds-focus); }

/* Last by design: disabled wins over every variant and hover treatment. */
:is(.button, .lp-button, .lp-nav-cta, .ds-button):is(:disabled, [aria-disabled="true"]) {
  color: var(--ds-disabled);
  background: var(--ds-disabled-surface);
  border-color: var(--ds-line);
  box-shadow: none;
  transform: none;
  opacity: 1;
  cursor: not-allowed;
}
:is(.text-button, .back-link, .lp-watch, .ds-ghost, .close-modal, .icon-button, .ds-icon, .nav-item, .input-tabs > button, .ds-tab):is(:disabled, [aria-disabled="true"]) {
  color: var(--ds-disabled);
  background: transparent;
  border-color: var(--ds-line);
  box-shadow: none;
  opacity: 1;
  cursor: not-allowed;
}
:is(button, a)[aria-busy="true"] { cursor: progress; }

@media (max-width: 760px) {
  :is(.button, .lp-button, .lp-nav-cta, .ds-button) { padding: 10px 13px; font-size: 12px; }
  :is(.page-heading > .button, .modal-footer .button, .export-row .button,
    .editor-actions .button, .welcome-banner .button,
    .studio-heading .button-group .button) { padding: 10px 13px; font-size: 12px; }
  .button-group { gap: 8px; }
  .studio-heading .button-group { width: 100%; }
  .reorder-controls .button { min-height: 44px; padding: 9px 8px; font-size: 11px; }
  .scene-list { padding: 3px; }
  .scene-item { min-width: 155px; }
  .job-row > .text-button { font-size: 11px; }
  .asset-attached button { min-height: 44px; }
  .file-label input::file-selector-button { min-height: 44px; }
}
@media (pointer: coarse) {
  .asset-attached button { min-height: 44px; }
  .file-label input::file-selector-button { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  :is(.button, .lp-button, .lp-nav-cta, .ds-button, .text-button, .back-link, .lp-watch, .lp-text-link, .project-card, .scene-item, .new-project-card, .icon-button) { transition: none; }
  :is(.button, .lp-button, .lp-nav-cta, .ds-button):active { transform: none; }
}