/* WaifuStudio — Estilos de la Pestaña Imagen
 * Qué hace: panel de controles de imagen, visores, miniaturas, prompt y editor de zonas.
 * Qué no hace: no define componentes compartidos ni estilos de otras pestañas.
 * Dependencias: static/css/base.css y static/css/components.css.
 */

/* Panel Imagen: columna única canónica con acordeón PROMPTING / CONFIGURACIÓN */
.controls.image-controls {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.5rem !important;
  height: 100% !important;
  min-height: 0 !important;
  overflow-y: auto !important;
  padding-right: 0.35rem !important;
  scrollbar-width: thin !important;
  scrollbar-color: var(--border) transparent !important;
}

.controls.image-controls::-webkit-scrollbar {
  display: block !important;
  width: 6px !important;
}

.controls.image-controls::-webkit-scrollbar-thumb {
  background: var(--border) !important;
  border-radius: 4px !important;
}

.image-category-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #14161c;
  margin-bottom: 0.5rem;
  transition: border-color 0.15s ease;
  display: block !important;
}

.image-category-card[open] {
  border-color: rgba(224, 86, 122, 0.45);
}

.image-category-header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  padding: 0.65rem 0.85rem !important;
  background: #1c1f26 !important;
  cursor: pointer !important;
  user-select: none !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  list-style: none !important;
  transition: background 0.15s ease, color 0.15s ease;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  border-top-left-radius: 7px;
  border-top-right-radius: 7px;
}

.image-category-header::-webkit-details-marker {
  display: none !important;
}

.image-category-card[open] > .image-category-header {
  color: var(--accent) !important;
  background: #232732 !important;
  border-bottom: 1px solid var(--border) !important;
}

.image-category-header:hover {
  background: #262b36 !important;
  color: var(--accent) !important;
}

.category-indicator {
  font-size: 0.72rem;
  color: var(--muted);
  transition: transform 0.2s ease;
}

.image-category-card[open] .category-indicator {
  transform: rotate(180deg);
  color: var(--accent);
}

.image-category-body {
  padding: 0.6rem 0.65rem 4.5rem 0.65rem !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.6rem !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  max-height: calc(100vh - 280px) !important;
  min-height: 180px !important;
  box-sizing: border-box !important;
  scrollbar-width: thin !important;
  scrollbar-color: var(--accent) rgba(0, 0, 0, 0.3) !important;
  -ms-overflow-style: auto !important;
}

.image-category-body::-webkit-scrollbar {
  display: block !important;
  width: 8px !important;
}

.image-category-body::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.25) !important;
  border-radius: 4px !important;
}

.image-category-body::-webkit-scrollbar-thumb {
  background: var(--accent) !important;
  border-radius: 4px !important;
}

.image-category-body::-webkit-scrollbar-thumb:hover {
  background: #ff6b93 !important;
}

.generate-block,
.zone-toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.zone-toolbar {
  flex: 0 0 auto;
}

.prompt-general-field {
  flex: 0 0 auto;
}

.prompt-general-field textarea {
  font-size: 0.82rem;
  min-height: 64px;
}

.zones-panel {
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
}

#zone-editor {
  max-height: min(60vh, 640px);
  overflow-y: auto;
  padding-right: 0.25rem;
}

.zone-popover-count {
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 900px) {
  #panel-image.active {
    grid-template-columns: minmax(0, 1fr);
    align-content: start;
    overflow-y: auto;
  }

  .controls.image-controls {
    height: auto;
    overflow: visible;
  }
}

.prompt-block {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.image-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-height: 120px;
  width: 100%;
  padding: 0;
  overflow: hidden;
  background: #0e0f13;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: default;
}

.image-preview.has-image {
  cursor: zoom-in;
}

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

.image-preview video {
  max-width: 100%;
  max-height: 100%;
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.viewer-toolbar #btn-new-generation,
.viewer-toolbar #btn-describe-image,
.viewer-toolbar #btn-save-to-oc,
.viewer-toolbar #btn-download-image {
  flex: 0 0 auto;
}

.viewer-info {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--muted);
  font-size: 0.8rem;
}

.viewer-pager {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.8rem;
}

.image-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(95px, 1fr));
  width: 100%;
  box-sizing: border-box;
  gap: 0.5rem;
  margin-top: 0.6rem;
  flex: 0 0 auto;
}

.image-thumb {
  padding: 0;
  overflow: hidden;
  background: #0e0f13;
  border: 2px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
}

.image-thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 320 / 576;
  object-fit: cover;
}

.image-thumb.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(224, 86, 122, 0.35);
}

.image-thumb .thumb-missing,
.video-thumb .thumb-missing {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 320 / 576;
  padding: 0.3rem;
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

.prompt-zones {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.5rem 0.55rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.zone-preview {
  min-height: 1.6rem;
  line-height: 1.5;
  word-break: break-word;
}

.zone-tag.zone-quality {
  color: #f5c542;
}

.zone-tag.zone-safety {
  color: #ff7a7a;
}

.zone-tag.zone-subject {
  color: #7dd3fc;
}

.zone-tag.zone-character {
  color: #c084fc;
}

.zone-tag.zone-general {
  color: #86efac;
}

.zone-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.zone-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.zone-swatch {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
}

.zone-swatch.zone-quality {
  background: #f5c542;
}

.zone-swatch.zone-safety {
  background: #ff7a7a;
}

.zone-swatch.zone-subject {
  background: #7dd3fc;
}

.zone-swatch.zone-character {
  background: #c084fc;
}

.zone-swatch.zone-general {
  background: #86efac;
}

.enhance-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.enhance-row .inline-field {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  white-space: nowrap;
}

.enhance-row .inline-field > span {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.ref-preview {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ref-preview img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.panel-section > summary {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.panel-section > .section-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.55rem;
}

.section-subblock {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.panel-section .prompt-zones {
  padding: 0;
  background: transparent;
  border: none;
}

.zone-editor {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.zone-block {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.45rem 0.55rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.zone-block-quality {
  border-left: 3px solid #f5c542;
}

.zone-block-safety {
  border-left: 3px solid #ff7a7a;
}

.zone-block-subject {
  border-left: 3px solid #7dd3fc;
}

.zone-block-character {
  border-left: 3px solid #c084fc;
}

.zone-block-general {
  border-left: 3px solid #86efac;
}

.zone-block-head {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.zone-block-title {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.zone-block-count {
  min-width: 1.3rem;
  padding: 0 0.3rem;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.7rem;
  text-align: center;
}

.zone-add {
  margin-left: auto;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.8rem;
  line-height: 1.2;
}

.zone-editor-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.zone-quick {
  display: flex;
  gap: 0.3rem;
}

.zone-quick-input {
  flex: 1;
  min-width: 0;
  padding: 0.25rem 0.45rem;
  font-size: 0.75rem;
}

.zone-quick-add {
  flex: none;
  padding: 0.2rem 0.5rem;
  font-size: 0.72rem;
}

.zone-chip-text {
  word-break: break-word;
}

.zone-subblock {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-left: 0.3rem;
}

.zone-subblock-head {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#prompt-final {
  min-height: 64px;
  font-size: 0.8rem;
}

#btn-copy-prompt {
  align-self: flex-start;
}

#btn-lora-modal {
  width: 100%;
}