:root {
  --studio-panel: #171717;
  --studio-panel-2: #1c1c1c;
  --studio-line: #2b2b2b;
  --studio-muted: #777;
  --studio-accent: #f4f4f1;
}

.studio-body { overflow: hidden; background: #0d0d0d; }
.studio-topbar {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 18px;
  border-bottom: 1px solid var(--studio-line);
  background: #111;
  position: relative;
  z-index: 30;
}
.studio-brand, .studio-top-actions { display: flex; align-items: center; gap: 10px; }
.studio-brand strong { font-size: 14px; letter-spacing: .04em; }
.studio-badge {
  background: #f4f4f1;
  color: #101010;
  border-radius: 5px;
  padding: 4px 6px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .08em;
}
.studio-unsaved { color: #666; font-size: 11px; margin-left: 4px; }
.studio-unsaved.dirty { color: #f0c36a; }
.studio-button {
  appearance: none;
  border: 1px solid #363636;
  background: #242424;
  color: #eee;
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}
.studio-button:hover { background: #303030; border-color: #4c4c4c; }
.studio-button:active { transform: translateY(1px); }
.studio-button.primary { background: #f4f4f1; color: #111; border-color: #f4f4f1; }
.studio-button.primary:hover { background: #fff; }
.studio-button.ghost { background: transparent; }
.studio-button.compact { padding: 7px 10px; }
.studio-button.danger { color: #ff8f8f; }
.studio-button:disabled { opacity: .35; pointer-events: none; }
.studio-button.wide { width: 100%; }

.studio-layout {
  height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 230px minmax(520px, 1fr) 340px;
}
.studio-panel { background: var(--studio-panel); min-height: 0; overflow-y: auto; }
.studio-library-panel { border-right: 1px solid var(--studio-line); padding: 18px 14px; }
.studio-inspector-panel { border-left: 1px solid var(--studio-line); }
.studio-panel-heading { display: flex; align-items: center; justify-content: space-between; margin: 2px 4px 14px; }
.studio-panel-heading h1 { margin: 2px 0 0; font-size: 21px; letter-spacing: -.04em; }
.eyebrow { display: block; color: #6e6e6e; font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.studio-search {
  display: flex;
  align-items: center;
  gap: 7px;
  border: 1px solid #303030;
  background: #111;
  border-radius: 8px;
  padding: 8px 9px;
  color: #555;
}
.studio-search input { min-width: 0; width: 100%; border: 0; outline: 0; background: transparent; color: #eee; font-size: 12px; }
.module-library { display: grid; gap: 6px; margin-top: 12px; }
.module-library-item {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 9px;
  color: #898989;
  padding: 10px;
  text-align: left;
  cursor: pointer;
}
.module-library-item:hover { background: #1e1e1e; color: #ddd; }
.module-library-item.active { background: #242424; border-color: #363636; color: #fff; }
.module-library-item strong { display: block; font-size: 12px; }
.module-library-item span { display: block; margin-top: 3px; color: #666; font-size: 10px; }
.studio-helper { color: #696969; font-size: 10px; line-height: 1.55; }
.studio-library-panel > .studio-helper { margin: 18px 4px 0; }

.studio-workspace { min-width: 0; background: #0b0b0b; display: grid; grid-template-rows: 52px 1fr; }
.workspace-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  border-bottom: 1px solid var(--studio-line);
  background: #121212;
}
.workspace-toolbar strong { display: block; margin-top: 2px; font-size: 13px; }
.workspace-toolbar-actions { display: flex; gap: 8px; }
.studio-canvas-shell { min-height: 0; display: grid; grid-template-rows: 1fr 34px; padding: 22px; }
.studio-canvas {
  min-height: 300px;
  position: relative;
  overflow: hidden;
  border: 1px solid #272727;
  border-radius: 12px;
  background-color: #111;
  background-image:
    linear-gradient(#171717 1px, transparent 1px),
    linear-gradient(90deg, #171717 1px, transparent 1px);
  background-size: 24px 24px;
  user-select: none;
}
.studio-canvas.add-mode { cursor: crosshair; box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); }
.studio-empty-image { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; color: #777; pointer-events: none; }
.studio-empty-image strong { color: #aaa; font-size: 15px; }
.studio-empty-image span { margin-top: 7px; font-size: 11px; }
.studio-main-image {
  position: absolute;
  left: 50%;
  top: 50%;
  max-width: 84%;
  max-height: 72%;
  width: auto;
  height: auto;
  object-fit: contain;
  transform-origin: center;
  pointer-events: none;
  filter: drop-shadow(0 28px 50px rgba(0,0,0,.35));
}
.studio-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 3; }
.studio-lines line { stroke: rgba(255,255,255,.82); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.studio-label-layer { position: absolute; inset: 0; z-index: 5; pointer-events: none; }
.studio-hotspot, .studio-callout { pointer-events: auto; position: absolute; }
.studio-hotspot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: #111;
  transform: translate(-50%, -50%);
  cursor: grab;
  box-shadow: 0 0 0 4px rgba(0,0,0,.35);
}
.studio-hotspot:hover, .studio-hotspot.selected { background: #fff; box-shadow: 0 0 0 5px rgba(255,255,255,.1); }
.studio-hotspot:active, .studio-callout:active { cursor: grabbing; }
.studio-callout {
  width: min(220px, 28%);
  transform: translate(-50%, -50%);
  border: 1px solid #343434;
  border-radius: 9px;
  background: rgba(20,20,20,.96);
  color: #dedede;
  padding: 8px 10px;
  font-size: 11px;
  line-height: 1.35;
  text-align: left;
  cursor: grab;
  box-shadow: 0 10px 30px rgba(0,0,0,.28);
}
.studio-callout strong { display: block; color: #fff; font-size: 11px; }
.studio-callout span { display: block; color: #818181; margin-top: 3px; max-height: 30px; overflow: hidden; }
.studio-callout.selected { border-color: #eee; }
.canvas-statusbar { display: flex; align-items: center; justify-content: space-between; color: #666; font-size: 10px; padding: 0 4px; }

.studio-tabs { height: 48px; display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--studio-line); background: #141414; position: sticky; top: 0; z-index: 10; }
.studio-tab { border: 0; background: transparent; color: #686868; cursor: pointer; font-size: 11px; font-weight: 800; letter-spacing: .04em; }
.studio-tab.active { color: #fff; box-shadow: inset 0 -2px #fff; }
.studio-tab-panel { display: none; padding: 0 16px 28px; }
.studio-tab-panel.active { display: block; }
.inspector-section { padding: 18px 0 20px; border-bottom: 1px solid #262626; }
.inspector-section:last-child { border-bottom: 0; }
.studio-field-grid { display: grid; gap: 10px; }
.studio-field-grid.two { grid-template-columns: 1fr 1fr; }
.studio-field { display: grid; gap: 6px; margin-top: 10px; }
.studio-field > span, .studio-range > span { color: #898989; font-size: 10px; font-weight: 600; }
.studio-field input, .studio-field textarea {
  width: 100%;
  border: 1px solid #303030;
  border-radius: 7px;
  background: #101010;
  color: #eee;
  outline: none;
  padding: 9px 10px;
  font-size: 11px;
  resize: vertical;
}
.studio-field input:focus, .studio-field textarea:focus { border-color: #6f6f6f; }
.upload-dropzone {
  min-height: 72px;
  margin-top: 10px;
  border: 1px dashed #414141;
  border-radius: 9px;
  display: grid;
  place-content: center;
  text-align: center;
  cursor: pointer;
  background: #121212;
}
.upload-dropzone:hover { border-color: #757575; }
.upload-dropzone strong { font-size: 11px; }
.upload-dropzone span { color: #666; font-size: 9px; margin-top: 4px; }
.studio-range { display: grid; gap: 7px; margin-top: 12px; }
.studio-range > span { display: flex; justify-content: space-between; }
.studio-range output { color: #ddd; }
.studio-range input { width: 100%; accent-color: #eee; }
.label-empty-inspector { padding: 32px 4px; color: #888; }
.label-empty-inspector strong { color: #bbb; font-size: 13px; }
.label-empty-inspector p { font-size: 11px; line-height: 1.5; }
.position-readout { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.position-readout > div { border: 1px solid #2f2f2f; border-radius: 8px; background: #111; padding: 9px; }
.position-readout span { display: block; color: #666; font-size: 9px; }
.position-readout strong { display: block; margin-top: 3px; font-size: 10px; }
.studio-toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translate(-50%, 14px);
  opacity: 0;
  pointer-events: none;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 999px;
  background: #f3f3f0;
  color: #111;
  font-size: 11px;
  font-weight: 800;
  transition: .18s ease;
}
.studio-toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 1180px) {
  .studio-layout { grid-template-columns: 190px minmax(420px,1fr) 300px; }
  .studio-top-actions .ghost:first-child { display: none; }
}
@media (max-width: 900px) {
  .studio-body { overflow: auto; }
  .studio-topbar { height: auto; min-height: 64px; flex-wrap: wrap; padding-block: 10px; }
  .studio-layout { height: auto; grid-template-columns: 1fr; }
  .studio-library-panel { border-right: 0; border-bottom: 1px solid var(--studio-line); max-height: 230px; }
  .studio-workspace { min-height: 650px; }
  .studio-inspector-panel { border-left: 0; border-top: 1px solid var(--studio-line); }
  .studio-main-image { max-width: 88%; max-height: 78%; }
}

/* Studio drag fix v1.1 -----------------------------------------------------
   Keep pointer gestures owned by Studio rather than browser scrolling/text
   selection, and give explicit visual feedback while either draggable moves. */
.studio-hotspot,
.studio-callout {
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}

.studio-hotspot.dragging,
.studio-callout.dragging {
  cursor: grabbing !important;
  z-index: 20;
}

.studio-callout.dragging {
  border-color: #fff;
  box-shadow: 0 14px 38px rgba(0,0,0,.46), 0 0 0 1px rgba(255,255,255,.12);
}

.studio-hotspot.dragging {
  background: #fff;
  box-shadow: 0 0 0 7px rgba(255,255,255,.14);
}

.studio-is-dragging,
.studio-is-dragging * {
  cursor: grabbing !important;
}

/* Studio v1.2 — Excel content pipeline ----------------------------------- */
.studio-version { color: #666; font-weight: 600; }
.excel-action { border-color: #555; }
.library-count {
  min-width: 28px;
  height: 24px;
  display: grid;
  place-items: center;
  padding: 0 7px;
  border: 1px solid #303030;
  border-radius: 999px;
  color: #aaa;
  font-size: 10px;
  font-weight: 800;
}
.library-filter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 9px; }
.library-filter-grid .filter-wide { grid-column: 1 / -1; }
.library-filter-grid label { display: grid; gap: 4px; }
.library-filter-grid label > span { color: #5f5f5f; font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.library-filter-grid select {
  width: 100%;
  min-width: 0;
  border: 1px solid #303030;
  border-radius: 7px;
  background: #111;
  color: #bbb;
  padding: 7px 8px;
  outline: none;
  font-size: 10px;
}
.catalog-health {
  margin-top: 10px;
  border: 1px solid #2d2d2d;
  border-radius: 9px;
  background: #121212;
  padding: 9px 10px;
}
.catalog-health strong, .catalog-health span, .catalog-health small { display: block; }
.catalog-health strong { color: #d9d9d9; font-size: 10px; }
.catalog-health span { color: #747474; font-size: 9px; margin-top: 3px; }
.catalog-health small { color: #545454; font-size: 8px; line-height: 1.4; margin-top: 4px; }
.module-library-row { display: flex !important; align-items: center; justify-content: space-between; gap: 8px; margin: 0 !important; }
.module-library-row strong { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.module-library-row em {
  flex: 0 0 auto;
  border: 1px solid #3a3a3a;
  border-radius: 999px;
  padding: 2px 5px;
  color: #777;
  font-size: 7px;
  font-style: normal;
  font-weight: 900;
  letter-spacing: .08em;
}
.module-library-status { color: #4f4f4f !important; font-size: 8px !important; }
.library-empty { padding: 18px 10px; color: #666; font-size: 10px; line-height: 1.5; }
.source-heading-row { display: flex; align-items: center; justify-content: space-between; }
.source-badge { border: 1px solid #414141; border-radius: 999px; color: #999; padding: 3px 6px; font-size: 7px; font-weight: 900; letter-spacing: .08em; }
.source-info-card { margin-top: 9px; border: 1px solid #303030; border-radius: 8px; background: #111; padding: 9px; }
.source-info-card strong, .source-info-card span { display: block; }
.source-info-card strong { font-size: 10px; }
.source-info-card span { color: #717171; font-size: 9px; margin-top: 3px; }

.modal-open { overflow: hidden !important; }
.excel-modal { position: fixed; inset: 0; z-index: 500; display: grid; place-items: center; padding: 24px; }
.excel-modal[hidden] { display: none; }
.excel-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.78); backdrop-filter: blur(6px); }
.excel-dialog {
  width: min(900px, 96vw);
  max-height: min(760px, 90vh);
  position: relative;
  display: grid;
  grid-template-rows: auto auto auto minmax(140px,1fr) auto;
  overflow: hidden;
  border: 1px solid #343434;
  border-radius: 16px;
  background: #151515;
  box-shadow: 0 30px 100px rgba(0,0,0,.65);
}
.excel-dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; padding: 22px 24px 18px; border-bottom: 1px solid #292929; }
.excel-dialog-header h2 { margin: 4px 0 5px; font-size: 25px; letter-spacing: -.04em; }
.excel-dialog-header p { margin: 0; color: #747474; font-size: 11px; }
.excel-close { border: 0; background: transparent; color: #777; cursor: pointer; font-size: 26px; line-height: 1; }
.excel-close:hover { color: #fff; }
.excel-summary-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 1px; background: #292929; border-bottom: 1px solid #292929; }
.excel-summary-grid > div { background: #171717; padding: 13px 14px; }
.excel-summary-grid span { display: block; color: #626262; font-size: 7px; font-weight: 900; letter-spacing: .1em; }
.excel-summary-grid strong { display: block; margin-top: 4px; font-size: 19px; }
.excel-import-note { margin: 16px 24px 0; border: 1px solid #303030; border-radius: 10px; background: #111; padding: 11px 13px; }
.excel-import-note strong { font-size: 10px; }
.excel-import-note p { margin: 4px 0 0; color: #727272; font-size: 9px; line-height: 1.55; }
.excel-issues-wrap { min-height: 0; display: grid; grid-template-rows: auto 1fr; margin: 16px 24px 0; }
.excel-section-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.excel-section-title strong { font-size: 11px; }
.excel-section-title span { color: #666; font-size: 9px; }
.excel-issues { min-height: 0; overflow-y: auto; display: grid; align-content: start; gap: 7px; padding-right: 4px; }
.excel-issue { display: grid; grid-template-columns: 54px 1fr; gap: 10px; border: 1px solid #2d2d2d; border-radius: 9px; background: #111; padding: 10px; }
.excel-issue > span { width: max-content; height: max-content; border-radius: 999px; padding: 3px 6px; font-size: 7px; font-weight: 900; letter-spacing: .08em; }
.excel-issue.warning > span { background: rgba(222,170,72,.12); color: #d8ae5d; }
.excel-issue.error > span { background: rgba(218,91,91,.12); color: #e57e7e; }
.excel-issue strong { font-size: 10px; }
.excel-issue p { margin: 3px 0 0; color: #777; font-size: 9px; line-height: 1.45; }
.excel-no-issues { border: 1px solid #2e3932; border-radius: 9px; background: #111; color: #8fa996; padding: 12px; font-size: 10px; }
.excel-dialog-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 24px 20px; border-top: 1px solid #292929; margin-top: 16px; }
.excel-dialog-actions-right { display: flex; gap: 8px; }

@media (max-width: 1280px) {
  .studio-top-actions { flex-wrap: wrap; justify-content: flex-end; }
  .studio-topbar { height: auto; min-height: 64px; padding-block: 8px; }
  .studio-layout { height: calc(100vh - 81px); }
}
@media (max-width: 760px) {
  .excel-modal { padding: 10px; }
  .excel-dialog { max-height: 94vh; grid-template-rows: auto auto auto minmax(120px,1fr) auto; }
  .excel-summary-grid { grid-template-columns: repeat(3,1fr); }
  .excel-dialog-header, .excel-dialog-actions { padding-left: 16px; padding-right: 16px; }
  .excel-import-note, .excel-issues-wrap { margin-left: 16px; margin-right: 16px; }
  .excel-dialog-actions { align-items: stretch; flex-direction: column; }
  .excel-dialog-actions-right { display: grid; grid-template-columns: 1fr 1fr; }
  .excel-dialog-actions > .studio-button { width: 100%; }
}