:root {
  --font-family-base: "Segoe UI Variable", "Segoe UI", -apple-system, BlinkMacSystemFont,
    sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-title: 20px;
  --font-size-section: 14px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --button-height: 34px;
  --input-height: 32px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --color-brand-red: #d13438;
  --color-brand-green: #1f8a3b;
  --color-surface: #ffffff;
  --color-surface-muted: #fafafa;
  --color-border: #cfd4da;
  --color-border-soft: #e1e4e8;
  --color-text: #1f2328;
  --color-muted: #5d646d;
  --color-focus: #0078d4;
  --color-success: #107c10;
  --color-warning: #d83b01;
  --preview-size: 120px;
  --insert-action-width: 120px;
  --insert-action-height: 56px;
  --icon-button-size: 36px;
  --compact-control-size: 36px;
  --bulk-insert-width: 168px;
  --list-icon-size: 16px;
  --wk-panel-bg: var(--color-surface);
  --wk-page-bg: #f5f5f5;
  --wk-control-border: var(--color-border);
  --wk-control-hover: #b8bec7;
  --color-hover: #f3f4f6;
  --color-active: #e9ecef;
  --wk-control-focus: color-mix(in srgb, var(--color-focus) 16%, transparent);
  --wk-primary: var(--color-brand-green);
  --wk-primary-dark: #16682b;
  --wk-secondary: #36516b;
  --wk-secondary-border: #d7e0e8;
  --wk-secondary-hover: #f3f4f6;
  --wk-secondary-active: #e9ecef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: var(--spacing-lg);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: 1.4;
  background: var(--wk-page-bg);
  color: var(--color-text);
  overflow-x: hidden;
}

.container {
  max-width: 100%;
}

.section {
  background: var(--wk-panel-bg);
  border: 1px solid var(--wk-control-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.section-global-actions {
  background: var(--color-surface);
  padding-bottom: var(--spacing-sm);
}

.collapsible-section {
  overflow: hidden;
}

.collapsible-section.is-collapsed .section-body {
  display: none;
}

.section-header {
  display: -ms-flexbox;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  min-width: 0;
}

.section-header h2 {
  margin: 0;
  min-width: 0;
}

.section-header-actions {
  display: -ms-flexbox;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

.section-toggle,
.section-header-actions button {
  flex: 0 0 auto;
  min-width: 96px;
  width: auto;
  white-space: nowrap;
}

.section-header-actions button {
  min-height: var(--button-height);
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--wk-control-border);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: none;
  font: inherit;
  font-size: var(--font-size-sm);
  line-height: 1.2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.section-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  min-width: 18px;
  height: 18px;
  min-height: 18px;
  padding: 0;
  border-radius: var(--radius-sm);
  border: 1px solid var(--wk-control-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.section-toggle::before {
  content: "";
  width: 0;
  height: 0;
  border-top: 2px solid transparent;
  border-bottom: 2px solid transparent;
  border-left: 4px solid currentColor;
  transform-origin: 50% 50%;
  transition: transform 0.12s ease;
}

.section-toggle[aria-expanded="true"]::before {
  transform: rotate(90deg);
}

.section-toggle[aria-expanded="false"]::before {
  transform: rotate(180deg);
}

.section-toggle:hover,
.section-header-actions button:hover {
  background: var(--color-hover);
}

.section-header-actions button:active {
  background: var(--color-active);
  border-color: var(--wk-control-border);
}

.section-body {
  min-width: 0;
}

.status-inline {
  margin-top: var(--spacing-sm);
}

.status-inline-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-muted);
  margin-bottom: var(--spacing-xs);
}

h1 {
  margin: 0 0 8px 0;
  font-size: var(--font-size-title);
  line-height: 1.2;
}

h2 {
  margin: 0 0 10px 0;
  font-size: var(--font-size-section);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

p {
  margin: 0 0 10px 0;
}

.toolbar-row {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-align: center;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  min-width: 0;
}

.toolbar-row > * {
  margin-right: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.toolbar-row > *:last-child {
  margin-right: 0;
}

.button-bar {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-align: stretch;
  align-items: stretch;
}

.toolbar-row button {
  padding: 8px 10px;
  border: 1px solid var(--wk-control-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  font-size: var(--font-size-sm);
  line-height: 1.2;
  min-height: var(--button-height);
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
  color: var(--color-text);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.button-bar button {
  -ms-flex: 1 1 120px;
  flex: 1 1 120px;
  width: auto;
  min-width: 110px;
  max-width: 100%;
  min-height: var(--button-height);
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
  text-align: center;
}

.bulk-actions {
  margin-top: var(--spacing-xs);
  align-items: stretch;
}

.bulk-actions button {
  -ms-flex: 1 1 var(--bulk-insert-width);
  flex: 1 1 var(--bulk-insert-width);
  min-width: var(--bulk-insert-width);
}

.bulk-actions .bulk-insert-button {
  width: auto;
}

.bulk-actions .insert-button {
  padding: 8px 12px;
  min-height: var(--button-height);
  border: 1px solid var(--wk-control-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1.2;
  box-shadow: none;
}

.bulk-actions .insert-button:hover {
  background: var(--color-hover);
  border-color: var(--wk-control-border);
  box-shadow: none;
}

.bulk-actions .insert-button:active {
  background: var(--color-active);
  border-color: var(--wk-control-border);
}

.bulk-actions .icon-text-action-button {
  min-width: var(--bulk-insert-width);
  min-height: var(--button-height);
  height: var(--button-height);
  max-height: var(--button-height);
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1.2;
}

.bulk-actions .insert-button-content {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.bulk-actions .insert-button-content > * {
  margin-right: var(--spacing-xs);
}

.bulk-actions .insert-button-content > *:last-child {
  margin-right: 0;
}

.toolbar-row button:hover {
  background: var(--color-hover);
}

.toolbar-row button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.slider-wrap {
  display: -ms-flexbox;
  display: flex;
  align-items: center;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  font-size: var(--font-size-xs);
  min-width: 0;
}

.slider-wrap > * {
  margin-right: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.slider-wrap > *:last-child {
  margin-right: 0;
}

.slider-wrap input[type="range"] {
  width: 160px;
  max-width: 100%;
  min-width: 120px;
}

.slider-wrap label,
.slider-wrap span {
  font-size: var(--font-size-xs);
}

.select-wrap {
  display: -ms-flexbox;
  display: flex;
  align-items: center;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  min-width: 0;
}

.select-wrap > * {
  margin-right: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.select-wrap > *:last-child {
  margin-right: 0;
}

.select-wrap select {
  min-width: 180px;
  padding: 8px 10px;
  border: 1px solid var(--wk-control-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: var(--font-size-sm);
  max-width: 100%;
  color: var(--color-text);
  font: inherit;
}

.sort-wrap {
  gap: var(--spacing-sm);
  width: 100%;
}

.sort-wrap select {
  min-width: 0;
  flex: 1 1 220px;
}

.hidden-input {
  display: none;
}

.hint {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
}

.drop-zone {
  margin-top: var(--spacing-md);
  padding: var(--spacing-lg);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-muted);
  color: var(--color-muted);
  text-align: center;
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    box-shadow 0.15s ease;
}

.drop-zone strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.drop-zone span {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.drop-zone-active {
  border-color: var(--color-focus);
  background: color-mix(in srgb, var(--color-focus) 8%, var(--color-surface));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--color-focus) 15%, transparent);
}

.image-list {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
}

.image-list > * {
  margin-bottom: var(--spacing-md);
}

.image-list > *:last-child {
  margin-bottom: 0;
}

.image-card {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-align: start;
  align-items: start;
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  transition:
    box-shadow 0.12s ease,
    transform 0.12s ease;
  cursor: move;
}

.image-card > * {
  margin-right: var(--spacing-md);
}

.image-card > *:last-child {
  margin-right: 0;
}

.image-card.drag-over {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.image-card.dragging {
  opacity: 0.85;
  cursor: move;
}

.image-position {
  width: 40px;
  padding: 0;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-align: center;
  align-items: center;
  text-align: center;
  font-weight: bold;
}

.image-position > * {
  margin-bottom: var(--spacing-xs);
}

.image-position > *:last-child {
  margin-bottom: 0;
}

.image-number {
  width: var(--compact-control-size);
  height: var(--compact-control-size);
  min-width: var(--compact-control-size);
  min-height: var(--compact-control-size);
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: var(--font-size-xs);
  line-height: 1;
}

.position-controls {
  display: -ms-flexbox;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 0;
}

.selection-wrap {
  display: -ms-flexbox;
  display: flex;
  justify-content: center;
  align-items: center;
  width: var(--compact-control-size);
  height: var(--compact-control-size);
  min-width: var(--compact-control-size);
  min-height: var(--compact-control-size);
  margin-top: 0;
  border: 1px solid var(--wk-secondary-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.select-label {
  display: inline-flex;
  align-items: center;
  margin-right: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-muted);
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.select-label span {
  display: none;
}

.select-label {
  width: 100%;
  height: 100%;
  justify-content: center;
  margin-right: 0;
}

.select-label input[type="checkbox"] {
  width: var(--list-icon-size);
  height: var(--list-icon-size);
  cursor: pointer;
}

input[type="number"].pos-input::-webkit-outer-spin-button,
input[type="number"].pos-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"].pos-input {
  -moz-appearance: textfield;
  appearance: textfield;
}

.pos-input {
  width: var(--compact-control-size);
  height: var(--compact-control-size);
  min-width: var(--compact-control-size);
  min-height: var(--compact-control-size);
  padding: 0;
  margin-top: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  text-align: center;
}

.preview-wrap {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex: 0 1 auto;
  flex: 0 1 auto;
  min-width: 0;
  max-width: 100%;
}

.image-content {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex: 1 1 0px;
  flex: 1 1 0px;
  width: auto;
  min-width: 0;
  max-width: 100%;
}

.image-content > * {
  margin-bottom: var(--spacing-sm);
}

.image-content > *:last-child {
  margin-bottom: 0;
}

.image-preview {
  width: var(--preview-size);
  height: var(--preview-size);
  max-width: var(--preview-size);
  max-height: var(--preview-size);
  object-fit: cover;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  display: block;
}

.image-info {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  min-width: 0;
}

.image-info > * {
  margin-bottom: var(--spacing-xs);
}

.image-info > *:last-child {
  margin-bottom: 0;
}

.file-name {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.file-meta {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
}

.small-info {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-align: center;
  align-items: center;
  margin-top: var(--spacing-xs);
}

.small-info > * {
  margin-right: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.small-info > *:last-child {
  margin-right: 0;
}

.small-info .info-line {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
  line-height: 1.2;
  white-space: nowrap;
}

.image-caption {
  min-width: 0;
  width: 100%;
  max-width: 100%;
  margin-top: 0;
}

.caption-label {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  font-weight: bold;
  margin-top: 0;
}

.caption-input {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 160px;
  resize: vertical;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  margin-top: var(--spacing-xs);
  box-sizing: border-box;
  display: block;
}

.image-actions,
.image-actions-right {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-align: stretch;
  align-items: stretch;
}

.image-actions > *,
.image-actions-right > * {
  margin-bottom: var(--spacing-xs);
}

.image-actions > *:last-child,
.image-actions-right > *:last-child {
  margin-bottom: 0;
}

.image-actions-right {
  margin-left: auto;
  justify-self: end;
  align-self: start;
  -ms-flex: 0 0 auto;
  flex: 0 0 auto;
  max-width: 100%;
}

.insert-button {
  border: 1px solid var(--wk-secondary-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--wk-secondary);
  cursor: pointer;
  font-size: var(--font-size-xs);
  font-weight: 600;
  transition: all 0.2s ease;
  box-sizing: border-box;
  text-align: center;
}

.icon-action-button {
  width: var(--icon-button-size);
  height: var(--icon-button-size);
  min-width: var(--icon-button-size);
  min-height: var(--icon-button-size);
  max-height: var(--icon-button-size);
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  line-height: 1;
  white-space: nowrap;
}

.icon-text-action-button {
  width: var(--bulk-insert-width);
  min-width: var(--bulk-insert-width);
  height: var(--insert-action-height);
  min-height: var(--insert-action-height);
  max-height: var(--insert-action-height);
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  line-height: 1;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
  text-align: center;
}

.insert-button:hover {
  border-color: var(--wk-control-hover);
  box-shadow: 0 2px 5px rgba(38, 67, 93, 0.1);
}

.insert-button:active {
  background: var(--wk-secondary-active);
  border-color: var(--wk-control-hover);
}

.insert-button:disabled {
  background: var(--color-border-soft);
  border-color: var(--color-border);
  cursor: not-allowed;
  opacity: 0.6;
}

.insert-button-content {
  display: -ms-flexbox;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.insert-button-content > * {
  margin-right: var(--spacing-xs);
}

.insert-button-content > *:last-child {
  margin-right: 0;
}

.insert-button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--list-icon-size);
  height: var(--list-icon-size);
  line-height: 1;
  -ms-flex: 0 0 var(--list-icon-size);
  flex: 0 0 var(--list-icon-size);
  position: relative;
}

.insert-button-icon::before,
.insert-button-icon::after {
  content: "";
  position: absolute;
}

.insert-button-icon-image {
  border: 1.5px solid currentColor;
  border-radius: var(--radius-sm);
  box-sizing: border-box;
}

.insert-button-icon-image::before {
  top: 2px;
  right: 2px;
  width: 3px;
  height: 3px;
  border-radius: 999px;
  background: currentColor;
}

.insert-button-icon-image::after {
  left: 2px;
  bottom: 2px;
  width: 8px;
  height: 5px;
  background: currentColor;
}

.insert-button-icon-text::before {
  color: var(--color-brand-green);
  left: 1px;
  top: 1px;
  width: 14px;
  height: 2px;
  background: currentColor;
  box-shadow:
    0 4px 0 currentColor,
    0 8px 0 currentColor;
}

.insert-button-icon-text::after {
  color: var(--color-brand-green);
  left: 1px;
  top: 11px;
  width: 8px;
  height: 2px;
  background: currentColor;
}

.insert-button-icon-image-plain {
  border: 1.5px solid currentColor;
  border-radius: var(--radius-sm);
  box-sizing: border-box;
}

.insert-button-icon-image-plain::before {
  top: 2px;
  right: 2px;
  width: 3px;
  height: 3px;
  border-radius: 999px;
  background: currentColor;
}

.insert-button-icon-image-plain::after {
  left: 3px;
  bottom: 3px;
  width: 7px;
  height: 4px;
  border-left: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: skewX(-25deg);
  background: transparent;
}

.insert-button-primary:hover {
  background: color-mix(in srgb, var(--wk-primary) 18%, var(--color-surface));
  border-color: color-mix(in srgb, var(--wk-primary) 35%, var(--color-border));
  box-shadow: 0 2px 6px rgba(0, 90, 158, 0.2);
}

.insert-button-primary:active {
  background: color-mix(in srgb, var(--wk-primary) 28%, var(--color-surface));
  border-color: color-mix(in srgb, var(--wk-primary) 45%, var(--color-border));
}

.insert-button-quiet {
  background: var(--color-surface);
  color: var(--wk-secondary);
  border-color: var(--wk-secondary-border);
}

.insert-button-quiet .insert-button-icon {
  color: var(--wk-secondary);
}

@media (max-width: 620px) {
  .image-card {
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }

  .image-actions-right {
    margin-top: 8px;
    -ms-flex-direction: column;
    flex-direction: column;
    -ms-flex-align: stretch;
    align-items: stretch;
  }
}

#imageList.hide-info .image-info {
  display: none;
}

#imageList.hide-captions .image-caption {
  display: none;
}

.empty-state {
  padding: var(--spacing-lg);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-muted);
  background: var(--color-surface);
}

.status-box {
  min-height: 24px;
  padding: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}