/* ==========================================================================
   herramientas.css — Formularios de la herramienta interna
   ule educativo

   Página objetivo: herramientas/generador-json.html
   No forma parte del sistema de diseño público: es una hoja aparte (igual
   que ads.css) para no mezclar reglas de uso interno con components.css.
   Reutiliza las variables de variables.css como todo lo demás.
   ========================================================================== */

.herramienta-aviso {
  background-color: color-mix(in srgb, var(--color-principal) 10%, var(--color-card));
  border: 1px solid color-mix(in srgb, var(--color-principal) 35%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-block-end: var(--space-lg);
  font-size: var(--fs-cuerpo);
  color: var(--color-texto);
}

.herramienta-aviso strong {
  color: var(--color-principal);
}

.herramienta-aviso ol,
.herramienta-aviso ul {
  margin: var(--space-sm) 0 0;
  padding-inline-start: 1.25em;
}

.herramienta-aviso li + li {
  margin-block-start: var(--space-xs);
}

/* ---------- Selector de tipo de contenido ---------- */
/* Reutiliza .catalog-selector / .catalog-selector__tab de components.css */

/* ---------- Formularios ---------- */
.form-tool {
  display: none;
  flex-direction: column;
  gap: var(--space-md);
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-lg);
  margin-block-end: var(--space-lg);
}

.form-tool.is-active {
  display: flex;
}

.form-tool__fila {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .form-tool__fila--2 { grid-template-columns: 1fr 1fr; }
  .form-tool__fila--3 { grid-template-columns: 1fr 1fr 1fr; }
}

.form-tool__grupo {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-tool__grupo label {
  font-family: var(--font-principal);
  font-weight: 500;
  font-size: var(--fs-cuerpo);
  color: var(--color-texto);
}

.form-tool__grupo .opcional {
  font-weight: 400;
  opacity: 0.65;
  font-size: var(--fs-anotacion);
}

.form-tool__ayuda {
  font-family: var(--font-anotaciones);
  font-style: italic;
  font-size: var(--fs-anotacion);
  color: var(--color-texto);
  opacity: 0.75;
  margin: 0;
}

.form-tool input[type="text"],
.form-tool input[type="url"],
.form-tool input[type="date"],
.form-tool input[type="number"],
.form-tool select,
.form-tool textarea {
  font-family: var(--font-principal);
  font-size: var(--fs-cuerpo);
  color: var(--color-texto);
  background-color: var(--color-fondo);
  border: 1px solid color-mix(in srgb, var(--color-texto) 25%, transparent);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.75rem;
  min-height: 2.5rem;
  width: 100%;
}

.form-tool textarea {
  min-height: 6rem;
  resize: vertical;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9rem;
}

.form-tool textarea.form-tool__contenido-html {
  min-height: 12rem;
}

.form-tool input:focus-visible,
.form-tool select:focus-visible,
.form-tool textarea:focus-visible {
  outline: 2px solid var(--color-link-focus);
  outline-offset: 2px;
}

.form-tool input:invalid:not(:placeholder-shown) {
  border-color: #b3261e;
}

.form-tool__checkbox-fila {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.form-tool__checkbox-fila label {
  font-weight: 400;
}

.form-tool__checkbox-grupo {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.form-tool__checkbox-grupo label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 400;
  font-size: var(--fs-anotacion);
}

/* ---------- Editor de contenido por bloques ---------- */
.content-blocks {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.content-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  background-color: var(--color-card);
  border: 1px solid color-mix(in srgb, var(--color-texto) 15%, transparent);
  border-radius: var(--radius-sm);
  padding: var(--space-sm);
}

.content-block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.content-block__actions {
  display: flex;
  gap: var(--space-xs);
}

.content-block__actions .button {
  padding: 0.3rem 0.6rem;
  font-size: var(--fs-anotacion);
}

/* ---------- Vista previa del artículo en el editor ---------- */
.editorial-content-preview {
  margin-block: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-fondo);
  border: 1px solid color-mix(in srgb, var(--color-principal) 25%, transparent);
  border-radius: var(--radius-md);
}

.editorial-content-preview__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-xs) var(--space-sm);
  margin-block-end: var(--space-md);
}

.editorial-content-preview__head span {
  font-family: var(--font-anotaciones);
  font-size: var(--fs-anotacion);
  opacity: 0.7;
}

.editorial-content-preview__article {
  max-width: 68ch;
  margin-inline: auto;
  padding: var(--space-md);
  background-color: var(--color-card);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
}

.editorial-content-preview__article h2:first-child,
.editorial-content-preview__article h3:first-child {
  margin-block-start: 0;
}

.editorial-content-preview__body:empty {
  display: none;
}

.editorial-content-preview__empty {
  margin: 0;
  text-align: center;
  opacity: 0.65;
  font-style: italic;
}

.editorial-content-preview__empty[hidden] {
  display: none;
}

@media (max-width: 639px) {
  .editorial-content-preview__article {
    padding: var(--space-sm);
  }
}

.form-tool__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-block-start: var(--space-sm);
  border-top: 1px solid color-mix(in srgb, var(--color-texto) 12%, transparent);
}

/* ---------- Resultado ---------- */
.form-tool__resultado {
  display: none;
  background-color: var(--color-card);
  border: 1px solid color-mix(in srgb, var(--color-principal) 40%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-block-end: var(--space-2xl);
}

.form-tool__resultado.is-visible {
  display: block;
}

.form-tool__resultado h2 {
  margin-block-start: 0;
}

.form-tool__resultado pre {
  background-color: var(--color-fondo);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  overflow-x: auto;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  max-height: 26rem;
  overflow-y: auto;
}

.form-tool__resultado-instrucciones {
  background-color: color-mix(in srgb, var(--color-principal) 8%, transparent);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-block-end: var(--space-md);
  font-size: var(--fs-cuerpo);
}

.form-tool__resultado-instrucciones code {
  background-color: color-mix(in srgb, var(--color-texto) 10%, transparent);
  padding: 0.1em 0.35em;
  border-radius: 0.25em;
  font-size: 0.9em;
}


/* ---------- Herramientas del listado editorial ---------- */
.editorial-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-block-end: var(--space-md);
}

.editorial-list-head h2 {
  margin: 0;
}

.editorial-list-head .form-tool__ayuda {
  margin-block-start: 0.25rem;
}

.editorial-list-tools {
  margin-block-end: var(--space-md);
}

.editorial-list-search {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  max-width: 34rem;
  font-weight: 500;
}

.editorial-list-search input {
  font: inherit;
  color: var(--color-texto);
  background-color: var(--color-fondo);
  border: 1px solid color-mix(in srgb, var(--color-texto) 25%, transparent);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.75rem;
  min-height: 2.5rem;
  width: 100%;
}

.editorial-list-search input:focus-visible {
  outline: 2px solid var(--color-link-focus);
  outline-offset: 2px;
}

.editorial-table {
  width: 100%;
  border-collapse: collapse;
}

.editorial-table th,
.editorial-table td {
  padding: 0.65rem 0.75rem;
  text-align: start;
  border-bottom: 1px solid color-mix(in srgb, var(--color-texto) 12%, transparent);
  vertical-align: middle;
}

.editorial-table th {
  font-size: var(--fs-anotacion);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  opacity: 0.75;
}

.editorial-table td:first-child {
  font-family: var(--font-anotaciones);
  font-size: var(--fs-anotacion);
  opacity: 0.8;
}

.editorial-table td:last-child {
  white-space: nowrap;
}

.editorial-table__image {
  display: block;
  width: 4.5rem;
  height: 4.5rem;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--color-fondo);
}

.editorial-table td:last-child .button + .button {
  margin-inline-start: var(--space-xs);
}

@media (max-width: 639px) {
  .editorial-list-head {
    align-items: stretch;
    flex-direction: column;
  }

  .editorial-list-head .button {
    align-self: flex-start;
  }

  .editorial-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}

.form-tool textarea {
  font-family: var(--font-principal);
  font-size: var(--fs-cuerpo);
}

.content-block textarea {
  min-height: 7rem;
}


.content-block__image-preview {
  margin-block-start: var(--space-sm);
  min-height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed color-mix(in srgb, var(--color-texto) 18%, transparent);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--color-fondo);
}

.content-block__image-preview img {
  display: block;
  width: 100%;
  max-height: 16rem;
  object-fit: contain;
}

.content-block__image-preview img[hidden] {
  display: none;
}


/* ---------- Textarea ampliable a pantalla completa ----------
   Comportamiento aislado: para desactivarlo, retirar este bloque CSS y
   la inicialización enhanceTextarea() de herramientas/editorial.html. */
.textarea-expandable {
  position: relative;
}

.textarea-expandable > textarea {
  display: block;
  box-sizing: border-box;
  width: 100%;
  padding-inline-end: 3rem;
  padding-block-end: 2.75rem;
}

.textarea-expandable__toggle {
  position: absolute;
  inset-inline-end: 0.5rem;
  inset-block-end: 0.5rem;
  z-index: 2;
  display: inline-grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0.4rem;
  border: 1px solid color-mix(in srgb, var(--color-texto) 24%, transparent);
  border-radius: var(--radius-sm);
  background: var(--color-card);
  color: var(--color-texto);
  cursor: pointer;
  box-shadow: 0 1px 4px rgb(0 0 0 / 12%);
}

.textarea-expandable__toggle svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.textarea-expandable__toggle:hover {
  background: var(--color-fondo);
}

.textarea-expandable__toggle:focus-visible {
  outline: 2px solid var(--color-link-focus);
  outline-offset: 2px;
}

.textarea-expandable--expanded {
  position: fixed !important;
  inset: 0 !important;
  z-index: 10000 !important;
  display: flex !important;
  flex-direction: column;
  justify-content: stretch;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  max-width: none !important;
  max-height: none !important;
  margin: 0 !important;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left)) !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: var(--color-fondo) !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
}

.textarea-expandable--expanded > label,
.textarea-expandable--expanded > .form-tool__ayuda {
  flex: 0 0 auto;
  width: min(100%, 56rem);
  align-self: center;
}

.textarea-expandable--expanded > textarea {
  flex: 1 1 auto;
  min-height: 0 !important;
  height: 0 !important;
  width: min(100%, 56rem) !important;
  max-width: 56rem;
  align-self: center;
  margin-block: 0.75rem;
  padding: 1rem 3.25rem 3.5rem 1rem;
  resize: none;
  font-size: max(1rem, var(--fs-cuerpo));
  line-height: 1.65;
  background: var(--color-card);
  border: 1px solid color-mix(in srgb, var(--color-principal) 45%, transparent);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgb(0 0 0 / 10%);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.textarea-expandable--expanded > .textarea-expandable__toggle {
  position: fixed;
  inset-inline-end: max(1rem, env(safe-area-inset-right));
  inset-block-end: max(1rem, env(safe-area-inset-bottom));
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  box-shadow: 0 4px 16px rgb(0 0 0 / 20%);
}

body.textarea-expanded-open {
  overflow: hidden !important;
}

@media (max-width: 639px) {
  .textarea-expandable--expanded {
    padding: max(0.5rem, env(safe-area-inset-top)) max(0.5rem, env(safe-area-inset-right)) max(0.5rem, env(safe-area-inset-bottom)) max(0.5rem, env(safe-area-inset-left)) !important;
  }

  .textarea-expandable--expanded > label,
  .textarea-expandable--expanded > .form-tool__ayuda {
    width: 100%;
  }

  .textarea-expandable--expanded > textarea {
    width: 100% !important;
    max-width: none;
    margin-block: 0.25rem;
    padding: 0.75rem 0.75rem 4rem;
    border-radius: var(--radius-sm);
  }

  .textarea-expandable--expanded > .textarea-expandable__toggle {
    inset-inline-end: max(0.75rem, env(safe-area-inset-right));
    inset-block-end: max(0.75rem, env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: no-preference) {
  .textarea-expandable--expanded {
    animation: textarea-expand-in 140ms ease-out;
  }

  @keyframes textarea-expand-in {
    from { opacity: 0.92; }
    to { opacity: 1; }
  }
}