/* Reserve the page scrollbar even while a viewer/editor locks scrolling.
   This keeps the grid, background and fixed helpers from jumping sideways. */
html { scrollbar-gutter: stable; }
body.lightbox-open { overflow: hidden; }

/* Shared foundation for the warehouse and tool previews. */
body #imageViewer { position: fixed; inset: 0; z-index: 120; }
body #imageViewer, body #imageViewer * { box-sizing: border-box; }
body #imageViewer .viewer-toolbar { display: flex; align-items: center; justify-content: space-between; }
body #imageViewer .viewer-title { font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--ui-copy); }
body #imageViewer .viewer-close { cursor: pointer; border: 1px solid var(--ui-border); background: var(--ui-field); color: var(--ui-copy); font-size: 22px; line-height: 1; }
body #imageViewer .viewer-stage { position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; cursor: grab; touch-action: none; }
body #imageViewer .viewer-stage.dragging { cursor: grabbing; }
body #imageViewer .viewer-stage img { position: absolute; max-width: none; max-height: none; user-select: none; pointer-events: none; transform-origin: center; will-change: transform; }
body #imageViewer .viewer-controls { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; }
body #imageViewer .viewer-controls :is(button,a) { border: 1px solid var(--ui-border); background: var(--ui-field); color: var(--ui-copy); border-radius: 10px; text-decoration: none; cursor: pointer; font: inherit; font-size: 12px; }
body #imageViewer .viewer-controls :is(button,a):hover, body #imageViewer .viewer-close:hover { border-color: var(--ui-link); }
body #imageViewer .viewer-zoom { min-width: 58px; text-align: center; color: var(--ui-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
body #imageViewer .viewer-hint { color: var(--ui-muted); }

/* The full-viewport layer is only a glass veil; the image lives in a bounded dialog. */
body #imageViewer.image-viewer {
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgb(3 12 21 / 46%);
  opacity: 0;
  backdrop-filter: blur(0px) saturate(1);
  -webkit-backdrop-filter: blur(0px) saturate(1);
  transition: opacity .24s ease, backdrop-filter .32s ease, -webkit-backdrop-filter .32s ease;
  color: var(--ui-copy);
  overscroll-behavior: contain;
  transform: none;
  animation: none;
}
body.theme-light #imageViewer.image-viewer { background: rgb(80 62 51 / 22%); }
body #imageViewer.image-viewer[hidden] { display: none; }
body #imageViewer.image-viewer.is-open {
  opacity: 1;
  backdrop-filter: blur(10px) saturate(.82);
  -webkit-backdrop-filter: blur(10px) saturate(.82);
}
body #imageViewer .viewer-dialog {
  width: min(1100px, 92vw);
  height: min(860px, 82vh);
  height: min(860px, 82dvh);
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgb(166 206 228 / 25%);
  background: #102437;
  box-shadow: 0 32px 100px rgb(0 5 13 / 55%), 0 3px 12px rgb(0 5 13 / 30%), inset 0 1px 0 rgb(255 255 255 / 9%);
  outline: none;
  opacity: 0;
  transform: scale(.94);
  /* Set to the activation point on each new open, including keyboard fallback. */
  transform-origin: center;
  transition: transform .36s cubic-bezier(.22, 1, .36, 1), opacity .24s ease;
}
body #imageViewer.is-open .viewer-dialog { opacity: 1; transform: scale(1); }
body #imageViewer.is-closing, body #imageViewer.is-closing .viewer-dialog { transition-duration: .22s; }
body #imageViewer.is-closing .viewer-dialog { pointer-events: none; }
body.theme-light #imageViewer .viewer-dialog {
  border-color: rgb(255 255 255 / 90%);
  background: #fffbf5;
  box-shadow: 0 32px 100px rgb(83 50 33 / 24%), 0 3px 12px rgb(83 50 33 / 10%), inset 0 1px 0 #fff;
}
body #imageViewer .viewer-toolbar {
  flex: 0 0 auto;
  min-height: 76px;
  flex-wrap: nowrap;
  padding: 15px 22px;
  gap: 18px;
  background: linear-gradient(135deg, rgb(255 255 255 / 3%), transparent), #11283c;
  border-bottom: 1px solid rgb(170 203 224 / 13%);
}
body.theme-light #imageViewer .viewer-toolbar {
  background: linear-gradient(135deg, #fff, #fff8ef);
  border-bottom-color: #e9ddd1;
}
body #imageViewer .viewer-heading { min-width: 0; flex: 1; }
body #imageViewer .viewer-eyebrow { display: block; margin-bottom: 5px; font-size: 10px; letter-spacing: .15em; color: var(--ui-muted); }
body #imageViewer .viewer-title { max-width: none; font-size: 14px; line-height: 1.5; }
body #imageViewer .viewer-close {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  min-height: 38px;
  margin: 0;
  border-radius: 12px;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 9%);
}
body #imageViewer .viewer-stage {
  flex: 1 1 0;
  min-height: 60px;
  background: repeating-conic-gradient(#152d41 0 25%, #193247 0 50%) 50% / 24px 24px;
  box-shadow: inset 0 2px 8px rgb(0 5 14 / 16%);
}
body.theme-light #imageViewer .viewer-stage { background: repeating-conic-gradient(#f0eae2 0 25%, #faf6f0 0 50%) 50% / 24px 24px; box-shadow: inset 0 2px 8px rgb(104 81 58 / 5%); }
body #imageViewer .viewer-stage img { filter: none; }
body #imageViewer .viewer-status { z-index: 1; margin: 18px; padding: 12px 18px; border-radius: 12px; color: var(--ui-copy); background: var(--ui-surface); font-size: 13px; text-align: center; }
body #imageViewer .viewer-footer { flex: 0 0 auto; padding: 11px 16px 15px; background: #102437; border-top: 1px solid rgb(170 203 224 / 13%); }
body.theme-light #imageViewer .viewer-footer { background: #fffbf5; border-top-color: #e9ddd1; }
body #imageViewer .viewer-hint { margin: 0 0 10px; font-size: 11px; line-height: 1.6; text-align: center; }
body #imageViewer .viewer-controls { padding: 0; gap: 8px; border: 0; background: transparent; }
body #imageViewer .viewer-controls button, body #imageViewer .viewer-controls a { min-height: 36px; padding: 7px 12px; }
body #imageViewer .viewer-controls button:disabled { opacity: .42; cursor: default; }
body #imageViewer .viewer-controls button[hidden] { display: none; }
body #imageViewer .viewer-zoom { min-width: 52px; }
body #imageViewer .viewer-background { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 7px; margin-top: 12px; padding-top: 11px; border-top: 1px solid var(--ui-border-soft); font-size: 11px; }
body #imageViewer .viewer-background-label { color: var(--ui-muted); margin-right: 2px; }
body #imageViewer .viewer-background button { display: inline-flex; align-items: center; gap: 5px; min-height: 30px; padding: 4px 8px; border: 1px solid var(--ui-border); border-radius: 8px; color: var(--ui-copy); background: var(--mat-field); font-size: 11px; }
body #imageViewer .viewer-background button[aria-pressed='true'], body #imageViewer .viewer-background.is-custom .viewer-custom-color { border-color: var(--mat-accent); box-shadow: 0 0 0 1px var(--mat-accent); }
body #imageViewer .bg-swatch { width: 13px; height: 13px; border-radius: 3px; border: 1px solid #8888; }
body #imageViewer .bg-checker { background: repeating-conic-gradient(#aaa 0 25%,#fff 0 50%) 50% / 6px 6px; }
body #imageViewer .bg-white { background: #fff; }
body #imageViewer .bg-black { background: #000; }
body #imageViewer .bg-gray { background: #808080; }
body #imageViewer .viewer-custom-color { display: inline-flex; align-items: center; gap: 5px; padding: 3px 5px 3px 8px; min-height: 30px; border: 1px solid var(--ui-border); border-radius: 8px; color: var(--ui-copy); cursor: pointer; }
body #imageViewer #viewerBackgroundColor { width: 25px; height: 22px; padding: 0; border: 0; border-radius: 4px; background: transparent; cursor: pointer; }
body #imageViewer .viewer-background-hex { width: 78px; min-width: 0; height: 30px; padding: 4px 6px; border: 1px solid var(--ui-border); border-radius: 8px; color: var(--ui-copy); background: var(--mat-field); font: 11px ui-monospace,Consolas,monospace; }
body #imageViewer .viewer-background-hex[aria-invalid='true'] { border-color: #c35963; }
body #imageViewer .viewer-background-note { color: var(--ui-muted); font-size: 10px; }
@media (max-width: 600px) {
  body #imageViewer.image-viewer { padding: 12px; }
  body #imageViewer .viewer-dialog { width: calc(100vw - 24px); height: 86vh; height: 86dvh; max-height: calc(100vh - 24px); max-height: calc(100dvh - 24px); border-radius: 19px; }
  body #imageViewer .viewer-toolbar { min-height: 70px; padding: 12px 14px; gap: 10px; }
  body #imageViewer .viewer-title { font-size: 12px; }
  body #imageViewer .viewer-footer { padding: 10px 10px 12px; }
  body #imageViewer .viewer-hint { font-size: 10px; margin-bottom: 9px; }
  body #imageViewer .viewer-controls { gap: 6px; }
  body #imageViewer .viewer-controls button, body #imageViewer .viewer-controls a { min-height: 36px; padding: 7px 10px; font-size: 11px; }
  body #imageViewer .viewer-background { gap: 6px; margin-top: 10px; padding-top: 9px; }
  body #imageViewer .viewer-background-note { flex-basis: 100%; text-align: center; }
}
@media (max-height: 500px) {
  body #imageViewer.image-viewer { padding: 12px; }
  body #imageViewer .viewer-dialog { height: calc(100vh - 24px); height: calc(100dvh - 24px); max-height: calc(100vh - 24px); max-height: calc(100dvh - 24px); }
  body #imageViewer .viewer-toolbar { min-height: 52px; padding: 8px 14px; }
  body #imageViewer .viewer-eyebrow { display: none; }
  body #imageViewer .viewer-footer { padding: 7px 10px; }
  body #imageViewer .viewer-hint { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  body #imageViewer .viewer-dialog { animation: none !important; }
}