:root {
  --iw-border: rgba(148, 163, 184, 0.2);
  --iw-surface: rgba(15, 23, 42, 0.72);
  --iw-accent: #3b82f6;
}

/* ---- Focus states ---- */
:focus-visible {
  outline: 2px solid var(--iw-accent);
  outline-offset: 2px;
}

button:focus-visible,
[role="button"]:focus-visible,
.toggle-pill:focus-visible,
.inline-item:focus-visible,
.upload-dropzone:focus-visible,
.bq-remove-btn:focus-visible,
.bq-run-btn:focus-visible,
.bq-clear-btn:focus-visible,
.bq-add-label:focus-within {
  outline: 2px solid var(--iw-accent);
  outline-offset: 2px;
}

/* ---- Touch targets (44px minimum) ---- */
button,
.toggle-pill,
.inline-item,
.bq-remove-btn {
  min-height: 44px;
  min-width: 44px;
}

.bq-remove-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
}

.toggle-pill {
  min-height: 44px;
  padding: 10px 14px;
}

/* ---- Spinner for operation execution ---- */
@keyframes iw-spin { to { transform: rotate(360deg); } }

.iw-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: iw-spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

/* ---- Running state on run button ---- */
#run-operation-button.is-running {
  opacity: 0.75;
  cursor: not-allowed;
  pointer-events: none;
}

/* ---- Error / invalid file feedback ---- */
.iw-file-error {
  font-size: 12px;
  color: #f87171;
  margin: 6px 0 0;
  padding: 8px 12px;
  background: rgba(220,38,38,0.1);
  border: 1px solid rgba(220,38,38,0.25);
  border-radius: 8px;
}

/* ---- Batch progress bar ---- */
.bq-progress-row {
  padding: 10px 16px;
  border-top: 1px solid var(--iw-border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bq-progress-bar-track {
  height: 4px;
  background: rgba(148,163,184,0.15);
  border-radius: 999px;
  overflow: hidden;
}

.bq-progress-bar-fill {
  height: 100%;
  background: var(--iw-accent);
  transition: width 0.2s ease;
  border-radius: 999px;
}

.bq-progress-label {
  font-size: 11px;
  color: var(--text-secondary);
}

/* ---- aria-live status region ---- */
.iw-sr-status {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ---- Mobile breakpoints ---- */
@media (max-width: 600px) {
  .pdf-shell-grid {
    grid-template-columns: 1fr;
  }

  .meta-row {
    flex-direction: column;
    gap: 8px;
  }

  .workspace-actions {
    width: 100%;
  }

  .workspace-actions button {
    flex: 1;
  }

  .panel-actions {
    flex-direction: column;
  }

  .panel-actions button {
    width: 100%;
  }

  .bq-list {
    max-height: 240px;
  }

  .bq-header {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .bq-header-actions {
    width: 100%;
  }

  .bq-item {
    flex-direction: column;
    gap: 8px;
  }

  .bq-item-actions {
    flex-wrap: wrap;
    gap: 8px;
  }

  .bq-footer {
    flex-direction: column;
  }

  .bq-footer button {
    width: 100%;
  }

  .thumb-card img {
    max-width: 100% !important;
    height: auto !important;
  }

  .inline-list {
    gap: 4px;
  }

  .inline-item {
    min-height: 44px;
    padding: 8px 10px;
  }
}

.image-works-package .package-content {
  padding: 80px 24px 24px;
}

.image-works-package .package-nav {
  padding-top: 80px;
}

/* Reuse pdf-shell layout classes */
.pdf-shell {
  display: grid;
  gap: 20px;
}

.pdf-hero,
.workspace-card,
.panel-card,
.result-card {
  background: var(--iw-surface);
  border: 1px solid var(--iw-border);
  border-radius: 20px;
  backdrop-filter: blur(12px);
}

.pdf-hero {
  padding: 24px;
}

.pdf-kicker {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.pdf-shell-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .pdf-shell-grid { grid-template-columns: 1fr; }
}

.workspace-card,
.panel-card,
.result-card {
  padding: 20px;
}

.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.workspace-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.upload-dropzone {
  border: 1.5px dashed var(--iw-border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.upload-dropzone:hover,
.upload-dropzone.is-dragover {
  border-color: var(--iw-accent);
  background: rgba(59, 130, 246, 0.04);
}

.workspace-summary {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.document-chip {
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
  padding: 12px 16px;
}

.thumb-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.thumb-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-secondary);
}

.thumb-card img {
  border-radius: 6px;
  border: 1px solid var(--iw-border);
}

.inline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.inline-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--iw-border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.inline-item.is-active {
  border-color: var(--iw-accent);
  color: var(--text-primary);
}

.panel-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 16px 0 8px;
}

.form-row {
  margin-bottom: 16px;
}

.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.toggle-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.toggle-pill {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--iw-border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}

.toggle-pill.is-active,
.toggle-pill:hover {
  border-color: var(--iw-accent);
  color: var(--text-primary);
  background: rgba(59,130,246,0.1);
}

.status-note {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 4px 0 0;
}

.status-note.is-success { color: #16a34a; }
.status-note.is-error { color: #dc2626; }
.status-note.is-warning { color: #f59e0b; }

.pro-badge-inline {
  background: #fbbf24;
  color: #000;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Library styles */
.quota-meter {
  width: min(220px, 100%);
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(148,163,184,0.12);
  border: 1px solid rgba(148,163,184,0.2);
}

.quota-meter span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #3b82f6 0%, #7c3aed 100%);
}

.library-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.library-quota-card {
  padding: 12px 16px;
  background: rgba(15,23,42,0.5);
  border: 1px solid rgba(148,163,184,0.15);
  border-radius: 12px;
}

.library-document-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: rgba(15,23,42,0.4);
  border: 1px solid rgba(148,163,184,0.15);
  border-radius: 10px;
  flex-wrap: wrap;
}

.library-document-list {
  display: grid;
  gap: 10px;
}

.library-empty-state {
  padding: 24px;
  text-align: center;
  border: 1px dashed rgba(148,163,184,0.2);
  border-radius: 10px;
}

.library-upgrade-callout {
  padding: 20px;
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 12px;
}

.library-benefits-list {
  margin: 12px 0;
  padding-left: 20px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.8;
}

.quota-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---- Batch Queue ---- */
.batch-mode-toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0 4px;
}

.batch-mode-toggle-row .status-note {
  flex: 1;
}

.bq-panel {
  margin-top: 16px;
  border: 1px solid var(--iw-border);
  border-radius: 14px;
  overflow: hidden;
}

.bq-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--iw-border);
}

.bq-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bq-title-row h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

.bq-header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.bq-add-label {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

.bq-add-label input {
  display: none;
}

.bq-list {
  max-height: 320px;
  overflow-y: auto;
}

.bq-empty {
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
}

.bq-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid rgba(148,163,184,0.08);
  flex-wrap: wrap;
}

.bq-item:last-child { border-bottom: none; }

.bq-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.bq-item-name {
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bq-item-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.bq-remove-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  padding: 0 4px;
  line-height: 1;
}

.bq-remove-btn:hover { color: #dc2626; }
.bq-remove-btn:disabled { opacity: 0.3; cursor: default; }

.bq-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.bq-pill-pending { background: rgba(148,163,184,0.15); color: var(--text-secondary); }
.bq-pill-running { background: rgba(59,130,246,0.15); color: #60a5fa; }
.bq-pill-done { background: rgba(22,163,74,0.15); color: #4ade80; }
.bq-pill-error { background: rgba(220,38,38,0.15); color: #f87171; }

@keyframes bq-spin { to { transform: rotate(360deg); } }
.bq-spinner {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: bq-spin 0.7s linear infinite;
}

.bq-footer {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 14px 16px;
  background: rgba(255,255,255,0.02);
  border-top: 1px solid var(--iw-border);
}

.bq-dl-btn { font-size: 12px; padding: 4px 10px; }

.bq-lock-overlay {
  padding: 16px 0;
}

.bq-lock-card {
  background: rgba(59,130,246,0.07);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.bq-lock-icon {
  width: 52px;
  height: 52px;
  background: rgba(59,130,246,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #60a5fa;
}

.bq-lock-card h3 {
  margin: 0;
  font-size: 16px;
}

.bq-upgrade-btn { margin-top: 4px; }

.bq-summary { color: var(--text-secondary); }
.bq-progress-counter { font-size: 13px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }