:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --border: #dde1e6;
  --text: #1c2128;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --danger: #dc2626;
  --ok: #16a34a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}

header h1 {
  font-size: 18px;
  margin: 0;
}

nav { display: flex; gap: 8px; }

.tab-btn {
  border: 1px solid transparent;
  background: transparent;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  color: var(--muted);
}

.tab-btn.active {
  background: var(--accent);
  color: white;
}

main { padding: 24px; max-width: 1200px; margin: 0 auto; }

.tab { display: none; }
.tab.active { display: block; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-tile {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.stat-tile .value {
  font-size: 28px;
  font-weight: 600;
}

.stat-tile .label {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.report-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.card-wide { grid-column: 1 / -1; }

.card h3 { margin: 0 0 10px 0; font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

.report-list { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.report-list li { padding: 3px 0; border-bottom: 1px dashed var(--border); }
.report-list .empty { color: var(--ok); }

.mockup-group { margin-bottom: 8px; }
.mockup-group strong { display: block; margin-bottom: 2px; }
.mockup-group span.chip {
  display: inline-block;
  background: #fef2f2;
  color: var(--danger);
  border-radius: 4px;
  padding: 2px 6px;
  margin: 2px 4px 2px 0;
  font-size: 12px;
}

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }

.btn {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
}

.btn:hover { background: #f0f1f3; }

.btn-primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-dark); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-link {
  background: none;
  border: none;
  color: var(--accent);
  padding: 4px 0;
  text-align: left;
  font-size: 13px;
  text-decoration: underline;
}
.btn-link:hover { color: var(--accent-dark); }

.hidden { display: none !important; }

.cal-target-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 999px;
  display: inline-block;
  width: fit-content;
}
.cal-target-badge.is-set { background: #f0fdf4; color: var(--ok); }
.cal-target-badge.is-unset { background: #fef3c7; color: #92400e; }

#refresh-btn { margin-top: 16px; }

/* Calibrate tab */

.calibrate-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
  align-items: start;
}

.calibrate-controls {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calibrate-controls label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}

.calibrate-controls select {
  font-size: 14px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.zoom-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.zoom-control input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
}

.zoom-control input[type="number"] {
  width: 64px;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}

.readout {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 12px;
  background: #f0f1f3;
  border-radius: 6px;
  padding: 8px;
}

.cal-hint { font-size: 12px; color: var(--muted); }

.cal-buttons { display: flex; gap: 8px; }

.status-msg { font-size: 12px; min-height: 16px; color: var(--ok); }

.cal-stage-wrap {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  justify-content: center;
}

.cal-stage {
  position: relative;
  max-width: 480px;
  width: 100%;
  user-select: none;
  touch-action: none;
}

.cal-stage img.mockup-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.cal-empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--muted);
}

.cal-overlay {
  position: absolute;
  cursor: grab;
}

.cal-overlay img { width: 100%; height: auto; display: block; pointer-events: none; }

.cal-overlay.placeholder {
  background: rgba(37, 99, 235, 0.25);
  border: 2px solid var(--accent);
  aspect-ratio: 1 / 1;
}

.cal-overlay:active { cursor: grabbing; }

.cal-marker {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  border: 2px solid white;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Colors tab */

.colors-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.colors-toolbar-spacer { flex: 1; }

.colors-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.design-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.design-card-header h3 {
  margin: 0;
  font-size: 15px;
}

.color-grid-table { width: auto; min-width: 100%; }
.color-grid-table th, .color-grid-table td { text-align: center; white-space: nowrap; }
.color-grid-table th:first-child, .color-grid-table td:first-child { text-align: left; }
.color-grid-table input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; }

.chip-x {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 0 0 4px;
}
.chip-x:hover { color: var(--danger); }

.add-color-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.add-color-row select {
  font-size: 13px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.tab-intro {
  color: var(--muted);
  font-size: 13px;
  max-width: 720px;
  margin: 0 0 16px 0;
}
.tab-intro code {
  background: #f0f1f3;
  border-radius: 4px;
  padding: 1px 4px;
  font-size: 12px;
}

.design-artwork {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
}

.design-artwork-preview {
  width: 90px;
  height: 90px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fafafa repeating-conic-gradient(#eee 0% 25%, #fafafa 0% 50%) 50% / 16px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.design-artwork-preview img { max-width: 100%; max-height: 100%; object-fit: contain; }

.design-artwork-empty {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  padding: 4px;
}

.design-artwork-controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.file-input-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-dark);
  cursor: pointer;
  width: fit-content;
}
.file-input-label:hover { text-decoration: underline; }
.file-input-label input[type="file"] {
  font-size: 12px;
  max-width: 220px;
}
.file-input-label-sm { font-size: 12px; }

.design-slug-hint {
  font-size: 11px;
  color: var(--muted);
}
.design-slug-hint code {
  background: #f0f1f3;
  border-radius: 4px;
  padding: 1px 4px;
}

.status-danger { color: var(--danger); }

.design-gid-row {
  margin-top: 10px;
}

.design-gid-row label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
  max-width: 360px;
}

.gid-input {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 12px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

/* Garments tab */

.garments-toolbar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 16px;
}

.garments-toolbar label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

.garments-toolbar input[type="number"] {
  font-size: 13px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 100px;
}

.garments-toolbar-spacer { flex: 1; }

.garments-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.garment-price-row {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.garment-price-row label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

.garment-price-row input[type="number"] {
  font-size: 13px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 110px;
}

.muted-tag {
  font-size: 12px;
  color: var(--muted);
  font-family: ui-monospace, Menlo, monospace;
}

.garment-cells {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15dvw, 1fr));
  gap: 12px;
}

.garment-cell {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.garment-cell.not-offered { opacity: 0.55; }

.garment-cell-preview {
  width: 100%;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fafafa;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.garment-cell-preview img { width: 100%; height: 100%; object-fit: cover; }

.garment-cell-empty { font-size: 11px; color: var(--muted); }

.garment-cell-label { font-size: 12px; font-weight: 500; }

.tag-not-offered {
  font-size: 10px;
  font-weight: 400;
  color: var(--danger);
}

/* Gallery tab */

.gallery-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.gallery-controls select {
  font-size: 14px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

#render-summary { color: var(--muted); font-size: 13px; }

.progress-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.progress-wrap.hidden { display: none; }

.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 0.2s ease;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.gallery-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #fafafa;
  display: block;
}

.gallery-item .caption {
  font-size: 11px;
  padding: 6px 8px;
  word-break: break-word;
  color: var(--muted);
}

/* Publish to Shopify tab */

.shopify-controls {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.shopify-design-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}

.shopify-options {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

#shopify-summary { color: var(--muted); font-size: 13px; }

.shopify-results {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.shopify-result {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
}

.shopify-result-header {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.tag-ok, .tag-error {
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
}
.tag-ok { background: #f0fdf4; color: var(--ok); }
.tag-error { background: #fef2f2; color: var(--danger); }

@media (max-width: 800px) {
  .calibrate-layout { grid-template-columns: 1fr; }
  .report-grid { grid-template-columns: 1fr; }
}