/* WaifuStudio — Componentes UI Reutilizables
 * Qué hace: botones, campos de entrada, sliders, chips, modales, lightbox y visor comparador.
 * Qué no hace: no define maquetación global ni paneles exclusivos de una sola pestaña.
 * Dependencias: static/css/base.css (variables de color y reset).
 */

.tab,
.oc-button,
button {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
}

.tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.oc-button {
  margin-left: auto;
  border-color: var(--accent-2);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

button.danger {
  color: var(--error);
  border-color: var(--error);
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.field > span {
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field-inline {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.25rem;
}

.field-inline input[type="checkbox"] {
  cursor: pointer;
  width: 1.15rem;
  height: 1.15rem;
}

textarea,
input,
select {
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.45rem 0.55rem;
  width: 100%;
}

textarea {
  resize: vertical;
  min-height: 90px;
}

input[type="range"] {
  padding: 0;
  accent-color: var(--accent);
}

input[type="file"] {
  padding: 0.3rem;
}

input[type="checkbox"] {
  width: auto;
  accent-color: var(--accent);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.status {
  margin: 0;
  padding: 0.5rem 0.6rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
}

.status.error {
  color: var(--error);
  border-color: var(--error);
}

.generate-row {
  display: flex;
  gap: 0.5rem;
}

.generate-row .primary {
  flex: 1;
}

#btn-seed-random,
#btn-video-seed-random,
#btn-editor-seed-random {
  flex: 0 0 auto;
  padding: 0.4rem 0.65rem;
  font-size: 1rem;
  line-height: 1;
}

#btn-seed-random.active,
#btn-seed-random[aria-pressed="true"],
#btn-video-seed-random.active,
#btn-video-seed-random[aria-pressed="true"],
#btn-editor-seed-random.active,
#btn-editor-seed-random[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.progress {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.progress-track {
  height: 8px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.3s ease;
}

.progress-text {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.empty {
  color: var(--muted);
}

.placeholder {
  margin: auto;
  text-align: center;
  color: var(--muted);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 1000 !important;
}

.modal.hidden {
  display: none;
}

.modal-box {
  display: flex;
  flex-direction: column;
  width: min(860px, 100%);
  max-height: 85vh;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.modal-header,
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
}

.modal-footer {
  justify-content: flex-end;
  border-bottom: none;
  border-top: 1px solid var(--border);
}

.modal-header h2 {
  margin: 0;
  font-size: 1rem;
}

.modal-box.oc-maker {
  width: min(1100px, 100%);
  max-height: 90vh;
}

.oc-status {
  margin-left: auto;
  margin-right: 0.6rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.oc-status.error {
  color: var(--error);
}

.llm-status {
  align-self: center;
  color: var(--muted);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.72rem;
  white-space: nowrap;
}

.llm-status.is-ok {
  color: #86efac;
}

.llm-status.is-warn {
  color: #f5c542;
}

.llm-status.is-off {
  color: var(--error);
}

.vision-advanced {
  margin-right: auto;
}

.vision-advanced summary {
  color: var(--muted);
  cursor: pointer;
  font-size: 0.78rem;
}

.vision-advanced[open] summary {
  margin-bottom: 0.4rem;
}

.vision-advanced button {
  font-size: 0.78rem;
  padding: 0.3rem 0.6rem;
}

.vision-box {
  width: min(720px, 100%);
}

.vision-body {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.vision-block {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.vision-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.vision-block-head h3 {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.vision-text {
  margin: 0;
  max-height: 28vh;
  overflow-y: auto;
  padding: 0.55rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.vision-body .empty.error {
  color: var(--error);
}

.vision-box .modal-footer {
  gap: 0.5rem;
}

.oc-body {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr;
  gap: 0.8rem;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.oc-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 0;
  max-height: 62vh;
  overflow-y: auto;
  padding-right: 0.2rem;
}

.oc-section h3 {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oc-catalog-controls {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0.4rem;
}

.oc-chips {
  display: flex;
  flex-shrink: 0;
  flex-wrap: wrap;
  gap: 0.35rem;
  min-height: 1.6rem;
}

.oc-selected-box {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: 0.5rem;
  margin-top: 0.35rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--border);
}

#oc-selected {
  max-height: 9rem;
  overflow-y: auto;
  padding-right: 0.2rem;
}

.oc-extras-box {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: 0.5rem;
  margin-top: 0.35rem;
  padding: 0.55rem;
  background: var(--panel-2);
  border: 1px dashed var(--border);
  border-radius: 8px;
}

.oc-extras-box button {
  align-self: flex-start;
}

.oc-chip {
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
}

.oc-chip.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.oc-selected-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.15rem 0.25rem 0.15rem 0.55rem;
  background: var(--panel-2);
  border: 1px solid var(--accent-2);
  border-radius: 999px;
  font-size: 0.8rem;
}

.oc-selected-chip button {
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  font-size: 0.7rem;
}

.oc-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 26vh;
  overflow-y: auto;
}

.oc-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.45rem 0.55rem;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.oc-item.active {
  border-color: var(--accent);
}

.oc-item-header {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.oc-item-badge {
  color: var(--accent);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oc-item-tags {
  color: var(--muted);
  font-size: 0.75rem;
  word-break: break-word;
}

.oc-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.oc-item-actions button {
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
}

.oc-form {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.6rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.oc-form h3 {
  color: var(--accent-2);
}

.oc-form.editing {
  border-color: var(--accent-2);
}

.oc-form.editing h3 {
  color: var(--accent);
}

#btn-oc-cancel-edit {
  margin-left: auto;
  color: var(--muted);
}

.oc-form-actions {
  display: flex;
  gap: 0.4rem;
}

.oc-refs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(84px, 1fr));
  gap: 0.45rem;
}

.oc-ref {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin: 0;
}

.oc-ref img {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #0e0f13;
}

.oc-ref button {
  padding: 0.2rem 0.35rem;
  font-size: 0.72rem;
}

.oc-ref.is-sheet img {
  border-color: var(--accent-2);
}

.oc-ref-badge {
  align-self: flex-start;
  padding: 0.05rem 0.4rem;
  border: 1px solid var(--accent-2);
  border-radius: 999px;
  color: var(--accent-2);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oc-ref-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.65rem;
  line-height: 1.25;
}

.oc-ref-link {
  color: var(--accent);
  font-size: 0.72rem;
}

.oc-refs-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.3;
}

.oc-refs-actions {
  display: flex;
  gap: 0.4rem;
}

.oc-refs-title {
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: none;
  letter-spacing: 0;
}

.oc-save-box {
  width: min(420px, 100%);
}

.oc-save-body {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
}

.oc-save-body .status {
  font-size: 0.8rem;
}

.zone-insert {
  display: flex;
  gap: 0.35rem;
}

.zone-insert input {
  flex: 1;
}

.zone-popover {
  position: fixed;
  z-index: 9;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: min(360px, calc(100vw - 16px));
  max-height: min(78vh, 640px);
  overflow-y: auto;
  padding: 0.5rem;
  background: var(--bg);
  border: 1px solid var(--accent-2);
  border-radius: 6px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
}

.zone-popover-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
}

.zone-popover-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.zone-tab {
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
}

.zone-tab.active {
  border-color: var(--accent-2);
  color: var(--accent-2);
  font-weight: 600;
}

.zone-tab.locked {
  opacity: 0.45;
  cursor: not-allowed;
}

.zone-popover-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.zone-popover-ocs {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.4rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.zone-popover-ocs-title {
  color: var(--accent);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.zone-ocs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.zone-oc {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
}

.zone-popover-groups {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  max-height: 11rem;
  overflow-y: auto;
}

.zone-option {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  cursor: pointer;
}

.zone-option-label {
  color: var(--muted);
}

.zone-catalog-title {
  margin: 0.5rem 0 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.85;
}

.zone-popover-selected {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  min-height: 1.3rem;
}

.zone-selected-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.75rem;
}

.zone-selected-remove {
  padding: 0 0.2rem;
  border: none;
  background: none;
  color: var(--muted);
  cursor: pointer;
}

.zone-popover-actions {
  display: flex;
  gap: 0.35rem;
}

#image-preview,
#editor-preview {
  position: relative;
}

.image-compare,
.editor-compare {
  position: absolute;
  inset: 0;
  cursor: default;
}

.image-compare.hidden,
.editor-compare.hidden {
  display: none;
}

.image-compare-stage,
.editor-compare-stage {
  position: absolute;
  inset: 0;
  transform-origin: 0 0;
}

.image-compare-img,
.editor-compare-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.image-compare-handle,
.editor-compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: #fff;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.85);
  cursor: ew-resize;
  touch-action: none;
}

.image-compare-handle::after,
.editor-compare-handle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(20, 20, 24, 0.85);
  border: 2px solid #fff;
  transform: translate(-50%, -50%);
}

.image-compare-ratio,
.editor-compare-ratio {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
  padding: 1px 5px;
}

.image-compare.zoomed .image-compare-stage,
.editor-compare.zoomed .editor-compare-stage {
  cursor: grab;
}

.image-compare.dragging .image-compare-stage,
.editor-compare.dragging .editor-compare-stage {
  cursor: grabbing;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(0, 0, 0, 0.85);
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  transform-origin: 0 0;
  cursor: zoom-in;
}

.lightbox.zoomed img {
  cursor: grab;
}

.lightbox.dragging img {
  cursor: grabbing;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  z-index: 2010 !important;
  font-size: 1.4rem;
  line-height: 1;
}

.lora-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.lora-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.78rem;
}

.lora-chip-name {
  word-break: break-word;
}

.lora-chip-weight {
  color: var(--muted);
}

.lora-chip-remove {
  padding: 0 0.2rem;
  background: transparent;
  border: none;
  color: var(--muted);
  line-height: 1;
  cursor: pointer;
}

.lora-chip-remove:hover {
  color: var(--accent-2);
}

.lora-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.lora-box {
  width: min(620px, 100%);
}

.lora-body {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.lora-library-box {
  width: min(880px, 100%);
}

.lora-library-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.8rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.lora-library-body > section {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

#lora-library-list {
  flex: 1;
  min-height: 0;
  max-height: none;
  overflow-y: auto;
}

.lora-library-body .oc-item {
  min-width: 0;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.lora-options {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

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

.lora-check {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.lora-check span {
  font-size: 0.82rem;
  word-break: break-word;
}

.lora-weight {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lora-weight input[type="range"] {
  flex: 1;
}

.lora-weight-value {
  min-width: 2.4rem;
  color: var(--muted);
  font-size: 0.75rem;
  text-align: right;
}

.preprompt-row {
  display: flex;
  gap: 0.4rem;
}

.preprompt-row select {
  flex: 1;
}

.preprompt-box {
  width: min(560px, 100%);
}

.preprompt-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.preprompt-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 0;
  max-height: 55vh;
  overflow-y: auto;
  padding-right: 0.2rem;
}

.preprompt-section h3 {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oc-train-box {
  width: min(760px, 100%);
}

.oc-train-body {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}

.train-note {
  margin: 0;
  padding: 0.5rem 0.6rem;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.8rem;
}

.train-params {
  display: grid;
  grid-template-columns: 0.7fr 0.7fr 1.6fr;
  gap: 0.5rem;
}

.train-hint {
  color: var(--muted);
  font-size: 0.72rem;
}

.train-hint.error {
  color: var(--error);
}

.train-caption-params {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.2rem;
}

.train-check-line,
.train-threshold-line {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.train-threshold-line input {
  width: 4.6rem;
}

.train-caption-params .train-hint {
  flex-basis: 100%;
}

.train-gallery-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.train-gallery-head strong {
  font-size: 0.85rem;
}

.train-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 0.5rem;
  max-height: 42vh;
  overflow-y: auto;
  padding-right: 0.2rem;
}

.train-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin: 0;
}

.train-check {
  position: relative;
  display: block;
  cursor: pointer;
}

.train-check input[type="checkbox"] {
  position: absolute;
  top: 0.3rem;
  left: 0.3rem;
  z-index: 1;
}

.train-check img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #0e0f13;
}

.train-item.selected .train-check img {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.train-item-id {
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

.field-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.field-warn {
  margin: 0;
  padding: 0.4rem 0.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.35;
}

.advanced {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.advanced > summary {
  padding: 0.45rem 0.55rem;
  color: var(--muted);
  font-size: 0.8rem;
  cursor: pointer;
  user-select: none;
}

.advanced[open] > summary {
  border-bottom: 1px solid var(--border);
}

.advanced > .field {
  padding: 0.5rem 0.55rem;
}

.custom-tags-modal-box {
  width: min(680px, 100%);
}

.custom-tags-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem;
  max-height: 70vh;
  overflow-y: auto;
}

.custom-tags-form {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1fr auto;
  gap: 0.5rem;
  align-items: flex-end;
}

.custom-tags-list-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.custom-tags-list-container h3 {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.custom-tags-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 36vh;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem;
  background: #0e0f13;
}

.custom-tag-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  background: var(--panel-2);
  border: 1px solid var(--border);
}

.custom-tag-item-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
}

.custom-tag-item-cat {
  font-size: 0.72rem;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  background: rgba(224, 86, 122, 0.15);
  color: var(--accent);
  text-transform: uppercase;
}

.custom-tag-item-count {
  font-size: 0.75rem;
  color: var(--muted);
}

.custom-tag-item-del {
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  color: var(--error);
  border-color: rgba(239, 68, 68, 0.3);
}

.custom-tag-item-del:hover {
  background: rgba(239, 68, 68, 0.15);
}

/* =========================================================================
   M18: Plantilla Canónica (TabTemplate), ControlCards, Tooltips y Visor
   ========================================================================= */

/* TabTemplate: 2 columnas estandarizadas */
.tab-canonical-layout.active {
  display: grid !important;
  grid-template-columns: 400px 1fr !important;
  grid-template-rows: minmax(0, 1fr) !important;
  min-height: 0 !important;
  height: 100% !important;
  width: 100% !important;
  gap: 1rem !important;
  box-sizing: border-box !important;
}

.tab-canonical-layout:not(.active) {
  display: none !important;
}

.tab-sidebar {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.8rem !important;
  overflow-y: auto !important;
  padding-right: 0.4rem !important;
  min-width: 0 !important;
  height: 100% !important;
  min-height: 0 !important;
  scrollbar-width: thin !important;
  scrollbar-color: var(--border) transparent !important;
  -ms-overflow-style: auto !important;
}

.tab-sidebar::-webkit-scrollbar {
  display: block !important;
  width: 6px !important;
}

.tab-sidebar::-webkit-scrollbar-track {
  background: transparent !important;
}

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

.tab-sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--accent) !important;
}

/* Módulo Superior de Generación: Permanente e Independiente del Scroll en Todas las Pestañas */
.generate-block {
  position: sticky !important;
  top: 0 !important;
  z-index: 15 !important;
  background: var(--bg) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.5rem !important;
  padding: 0.2rem 0 0.65rem 0 !important;
  margin-top: 0 !important;
  margin-bottom: 0.4rem !important;
  border-bottom: 1px solid var(--border) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4) !important;
  flex-shrink: 0 !important;
}

.tab-viewport {
  flex: 1 1 0% !important;
  min-width: 0 !important;
  height: 100% !important;
  width: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  position: relative !important;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  box-sizing: border-box;
  overflow: hidden;
}

/* ControlCards: Contenedor con borde y cabecera numerada */
.control-card,
.video-block {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  margin: 0 0 0.75rem 0;
  background: #1c1f26;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

.control-card > legend,
.control-card > summary,
.control-card .card-header,
.video-block > legend {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  padding: 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
}

/* Micro-componente Ayuda (?) y Popover Flotante */
.btn-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--muted);
  background: transparent;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: bold;
  padding: 0;
  line-height: 1;
  cursor: pointer;
  transition: all 0.15s ease;
  vertical-align: middle;
  margin-left: 0.35rem;
}

.btn-help:hover,
.btn-help:focus {
  color: #fff;
  border-color: var(--accent);
  background: rgba(224, 86, 122, 0.2);
}

.tooltip-popover {
  position: fixed;
  z-index: 9999;
  max-width: 290px;
  padding: 0.5rem 0.75rem;
  background: #181a22;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.78rem;
  line-height: 1.35;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.tooltip-popover.visible {
  opacity: 1;
}

/* Alineación Horizontal Rígida (.control-inline) */
.control-inline {
  display: flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
  flex-wrap: nowrap !important;
}

.control-inline > span,
.control-inline > label {
  margin: 0;
  white-space: nowrap;
}

/* UniversalViewer Layout y Herramientas */
.universal-viewer {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  min-height: 0;
  position: relative;
  overflow: hidden;
}

.uv-stage-wrap {
  flex: 1 1 auto;
  min-height: 0;
  position: relative;
  background: #0d0e12;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: default;
}

.uv-stage-wrap.panning {
  cursor: grab;
}

.uv-stage {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transform-origin: center center;
  transition: transform 0.05s ease-out;
}

.uv-img,
.uv-video {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  user-select: none;
}

.uv-compare {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.uv-compare-stage {
  position: relative;
  width: 100%;
  height: 100%;
}

.uv-compare-before,
.uv-compare-after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
}

.uv-compare-after {
  clip-path: inset(0 0 0 50%);
}

.uv-compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: var(--accent);
  cursor: ew-resize;
  transform: translateX(-50%);
  z-index: 10;
}

.uv-compare-ratio {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.72rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  white-space: nowrap;
}

.uv-empty {
  color: var(--muted);
  font-size: 0.9rem;
}

.uv-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 0.5rem 0 0.2rem;
  width: 100%;
  flex: 0 0 auto;
}

.uv-thumb-item {
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  object-fit: cover;
  transition: border-color 0.15s;
}

.uv-thumb-item:hover {
  border-color: var(--muted);
}

.uv-thumb-item.active {
  border-color: var(--accent);
}

/* Miniaturas fluidas en todas las pestañas (100% ancho, auto-fill sin hueco negro) */
.image-thumbs,
.video-thumbs {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(95px, 1fr)) !important;
  width: 100% !important;
  box-sizing: border-box !important;
  gap: 0.5rem !important;
  margin-top: 0.6rem !important;
  flex: 0 0 auto !important;
}