/* ==========================================================================
   modos.css  —  Estudio Vivo · Paneles de Modo
   Estilos premium para los paneles de Comparación, Concordancia y Strong.
   Usa tokens --studio-* definidos en el tema raíz.
   ========================================================================== */

/* ─────────────────────────────────────────────────────────────────────────────
   SECCIÓN 1: PANEL DE COMPARACIÓN  #panelComparacion
   ───────────────────────────────────────────────────────────────────────────── */

#panelComparacion {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* Fila de cabecera con chips de versión */
.comparison-header-row {
  display: flex;
  gap: 8px;
  padding: 8px 16px;
  background: var(--studio-panel-muted);
  border-bottom: 1px solid var(--studio-line);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.comparison-header-row::-webkit-scrollbar {
  display: none;
}

/* Chip que identifica cada versión bíblica */
.comparison-version-chip {
  flex: 1;
  min-width: 0;
  background: var(--studio-chrome);
  color: var(--studio-accent);
  font-weight: 800;
  font-size: 0.78rem;
  font-family: var(--font-ui);
  letter-spacing: 0.04em;
  padding: 5px 12px;
  border-radius: 999px;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border: 1px solid color-mix(in srgb, var(--studio-accent) 25%, var(--studio-line));
  cursor: default;
  user-select: none;
  transition: background 0.15s ease;
}

.comparison-version-chip:hover {
  background: color-mix(in srgb, var(--studio-accent) 10%, var(--studio-chrome));
}

/* Contenedor principal: grid en tablet/desktop, block en mobile */
#contentComp {
  display: block;
  flex: 1;
  overflow: hidden;
}

@media (min-width: 768px) {
  #contentComp {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
}

/* Columna individual de comparación */
.comparison-col {
  overflow-y: auto;
  padding: 16px;
  height: 100%;
  box-sizing: border-box;
}

.comparison-col-a {
  border-right: 1px solid var(--studio-line);
}

@media (max-width: 767px) {
  .comparison-col {
    height: auto;
    overflow-y: visible;
    border-right: none;
    padding: 12px 14px;
  }

  .comparison-col-a {
    border-right: none;
    border-bottom: 2px solid var(--studio-line);
    padding-bottom: 16px;
    margin-bottom: 8px;
  }
}

/* Versículo en la comparación */
.verse-comp {
  padding: 10px 14px 10px 16px;
  border-radius: 8px;
  margin-bottom: 4px;
  position: relative;
  transition: background 0.15s ease;
  border-left: 2px solid transparent;
}

.verse-comp:hover {
  background: var(--studio-hover);
}

/* Versículo con diferencias detectadas */
.verse-comp.has-diff {
  background: color-mix(in srgb, var(--studio-accent) 5%, transparent);
  border-left-color: color-mix(in srgb, var(--studio-accent) 40%, transparent);
}

/* Número del versículo en comparación */
.verse-comp-num {
  color: var(--studio-accent);
  font-size: 0.75rem;
  font-weight: 800;
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-ui);
  letter-spacing: 0.02em;
}

/* Texto del versículo en comparación */
.verse-comp-text {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--studio-ink);
}

/* Diferencias de palabras: añadidas */
.word-diff-added {
  background: color-mix(in srgb, #4ade80 20%, transparent);
  border-radius: 3px;
  padding: 0 2px;
  font-weight: 600;
}

/* Diferencias de palabras: eliminadas */
.word-diff-removed {
  background: color-mix(in srgb, #f87171 15%, transparent);
  border-radius: 3px;
  text-decoration: line-through;
  opacity: 0.7;
  padding: 0 2px;
}

/* Badge de resumen de diferencias */
.comparison-diff-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: color-mix(in srgb, var(--studio-accent) 12%, transparent);
  color: var(--studio-accent);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 800;
  font-family: var(--font-ui);
  margin-top: 6px;
}

/* Cabecera del título de la columna (nombre de la versión) */
.comparison-col-title {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  padding: 4px 0 12px;
  border-bottom: 1px solid var(--studio-line);
  margin-bottom: 10px;
}

/* Estado vacío del panel comparación */
.comparison-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--studio-muted);
  gap: 10px;
  opacity: 0.7;
}

.comparison-empty-icon {
  font-size: 2rem;
  opacity: 0.4;
}

.comparison-empty-text {
  font-size: 0.9rem;
  font-family: var(--font-ui);
  line-height: 1.5;
}

/* ─────────────────────────────────────────────────────────────────────────────
   SECCIÓN 2: PANEL DE CONCORDANCIA  #panelConcordancia
   ───────────────────────────────────────────────────────────────────────────── */

#panelConcordancia {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* Zona hero con el buscador protagonista */
.concordance-hero {
  padding: 20px 16px 8px;
  background: linear-gradient(
    to bottom,
    var(--studio-panel-muted),
    var(--studio-panel-solid)
  );
  border-bottom: 1px solid var(--studio-line);
  flex-shrink: 0;
}

.concordance-hero-title {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  margin-bottom: 10px;
}

/* Wrapper del buscador con ícono superpuesto */
.concordance-search-wrapper {
  position: relative;
  margin-bottom: 0;
}

.concordance-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  color: var(--studio-muted);
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
  transition: color 0.2s ease, opacity 0.2s ease;
}

/* Input protagonista */
.concordance-query-styled,
#concQuery {
  font-size: 1.1rem;
  padding: 14px 20px 14px 52px;
  border-radius: 999px;
  border: 2px solid var(--studio-line);
  background: var(--studio-panel-solid);
  color: var(--studio-ink);
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-ui);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  outline: none;
  appearance: none;
}

.concordance-query-styled:focus,
#concQuery:focus {
  border-color: var(--studio-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--studio-accent) 15%, transparent);
}

.concordance-query-styled:focus + .concordance-search-icon,
#concQuery:focus ~ .concordance-search-icon {
  color: var(--studio-accent);
  opacity: 1;
}

/* Botón de búsqueda (movido a .btn-minimal-search) */

/* Fila de métricas (resultados count, tiempo) */
.concordance-metrics-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px 10px;
  font-size: 0.78rem;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  flex-shrink: 0;
}

/* Badge con el número de resultados */
.concordance-count-badge {
  background: var(--studio-accent);
  color: #111827;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.75rem;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  font-family: var(--font-ui);
  letter-spacing: 0.02em;
}

/* Zona de resultados con scroll */
.concordance-results {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-bottom: 24px;
}

/* Grupo de resultados (por libro) */
.concordance-group {
  margin-bottom: 16px;
}

/* Título del grupo sticky */
.concordance-group-title {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--studio-accent) 60%, var(--studio-muted));
  padding: 10px 16px 4px;
  position: sticky;
  top: 0;
  background: var(--studio-panel-solid);
  z-index: 5;
  border-bottom: 1px solid color-mix(in srgb, var(--studio-line) 60%, transparent);
}

/* Tarjeta de resultado individual */
.concordance-result-card {
  padding: 10px 16px;
  margin: 0 8px 4px;
  border-radius: var(--studio-radius-md);
  border: 1px solid var(--studio-line);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
  position: relative;
}

.concordance-result-card:hover {
  background: var(--studio-hover);
  border-color: color-mix(in srgb, var(--studio-accent) 30%, var(--studio-line));
}

.concordance-result-card:active {
  background: color-mix(in srgb, var(--studio-accent) 6%, transparent);
}

/* Referencia (libro, capítulo, versículo) */
.concordance-ref {
  color: var(--studio-accent);
  font-weight: 700;
  font-size: 0.82rem;
  font-family: var(--font-ui);
  display: block;
  margin-bottom: 2px;
}

/* Texto del versículo encontrado */
.concordance-snippet {
  color: var(--studio-ink);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-top: 3px;
  word-break: break-word;
}

/* Término que coincide con la búsqueda */
.concordance-match {
  font-weight: 800;
  color: var(--studio-accent);
  border-radius: 2px;
  padding: 0 1px;
}

/* Estado vacío / sin resultados */
.concordance-no-results {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 56px 24px;
  text-align: center;
  gap: 12px;
  color: var(--studio-muted);
  opacity: 0.7;
}

.concordance-no-results-icon {
  font-size: 2.4rem;
  opacity: 0.35;
}

.concordance-no-results-text {
  font-size: 0.92rem;
  font-family: var(--font-ui);
  line-height: 1.55;
}

/* Estado de carga */
.concordance-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  gap: 10px;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  font-size: 0.88rem;
}

.concordance-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--studio-line);
  border-top-color: var(--studio-accent);
  border-radius: 50%;
  animation: concordanceSpinAnim 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes concordanceSpinAnim {
  to { transform: rotate(360deg); }
}

/* ─────────────────────────────────────────────────────────────────────────────
   SECCIÓN 3: PANEL STRONG READER  #panelStrong
   ───────────────────────────────────────────────────────────────────────────── */

#panelStrong {
  display: flex;
  flex-direction: column;
}

/* Contenedor académico principal */
.strong-academic-panel {
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* Hero con la palabra en idioma original */
.strong-hero-word {
  font-family: var(--font-title);
  font-size: 2.2rem;
  color: var(--studio-ink);
  line-height: 1.1;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
  padding: 20px 20px 4px;
  word-break: break-word;
}

/* Transliteración en itálica */
.strong-transliteration {
  font-style: italic;
  color: var(--studio-muted);
  font-size: 0.95rem;
  font-family: var(--font-ui);
  padding: 0 20px 12px;
  letter-spacing: 0.01em;
}

/* Badge con el número Strong */
.strong-number-badge {
  display: inline-flex;
  align-items: center;
  background: color-mix(in srgb, var(--studio-accent) 15%, transparent);
  color: var(--studio-accent);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 900;
  font-family: var(--font-ui);
  margin-bottom: 12px;
  margin-left: 20px;
  letter-spacing: 0.04em;
  border: 1px solid color-mix(in srgb, var(--studio-accent) 25%, transparent);
}

/* Metadatos rápidos (tipo de palabra, idioma) */
.strong-meta-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 20px 14px;
  flex-wrap: wrap;
}

.strong-meta-tag {
  display: inline-flex;
  align-items: center;
  background: var(--studio-panel-muted);
  border: 1px solid var(--studio-line);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  letter-spacing: 0.04em;
}

/* Definición principal */
.strong-definition {
  padding: 0 20px 16px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--studio-ink);
  border-bottom: 1px solid var(--studio-line);
}

/* Separador de secciones */
.strong-section-sep {
  height: 1px;
  background: var(--studio-line);
  margin: 0;
  opacity: 0.6;
}

/* Sección de raíces/palabras relacionadas */
.strong-roots-section {
  padding: 14px 20px;
  border-bottom: 1px solid var(--studio-line);
}

/* Etiqueta de sección (RAÍCES, REFERENCIAS, etc.) */
.strong-section-label {
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--studio-muted);
  margin-bottom: 8px;
  display: block;
  font-family: var(--font-ui);
}

/* Chips de raíces / palabras relacionadas */
.strong-root-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--studio-panel-muted);
  border: 1px solid var(--studio-line);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.82rem;
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease;
  margin: 3px;
  font-family: var(--font-ui);
  color: var(--studio-ink);
  user-select: none;
}

.strong-root-chip:hover {
  background: var(--studio-hover);
  border-color: var(--studio-accent);
  color: var(--studio-accent);
}

.strong-root-chip:active {
  transform: scale(0.97);
}

/* Número del chip de raíz */
.strong-root-chip-num {
  font-weight: 800;
  font-size: 0.72rem;
  color: var(--studio-accent);
  opacity: 0.85;
}

/* Sección de referencias bíblicas */
.strong-refs-section {
  padding: 0 20px 20px;
  flex: 1;
}

/* Item de referencia */
.strong-ref-item {
  padding: 7px 0;
  border-bottom: 1px solid var(--studio-line);
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.88rem;
  transition: background 0.12s ease;
  border-radius: 4px;
  cursor: pointer;
  padding-left: 4px;
  margin: 0 -4px;
}

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

.strong-ref-item:hover {
  background: var(--studio-hover);
  padding-left: 8px;
}

/* Cita de referencia (libro, capítulo, versículo) */
.strong-ref-cite {
  color: var(--studio-accent);
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
  font-family: var(--font-ui);
  white-space: nowrap;
}

/* Texto del versículo de referencia */
.strong-ref-text {
  color: var(--studio-ink);
  line-height: 1.5;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Término destacado en el texto de referencia */
.strong-ref-highlight {
  font-weight: 700;
  color: var(--studio-accent);
}

/* Estado de no selección */
.strong-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  gap: 14px;
  color: var(--studio-muted);
  flex: 1;
  opacity: 0.7;
}

.strong-empty-icon {
  font-size: 2.8rem;
  opacity: 0.3;
}

.strong-empty-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  color: var(--studio-ink);
  opacity: 0.6;
  margin: 0;
}

.strong-empty-hint {
  font-size: 0.84rem;
  font-family: var(--font-ui);
  line-height: 1.55;
  max-width: 220px;
}

/* Contador de referencias */
.strong-refs-count {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--studio-muted);
  font-family: var(--font-ui);
  padding: 8px 20px 4px;
  opacity: 0.75;
}

/* ─────────────────────────────────────────────────────────────────────────────
   UTILIDADES COMPARTIDAS ENTRE PANELES
   ───────────────────────────────────────────────────────────────────────────── */

/* Panel genérico sin contenido */
.panel-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 32px;
  gap: 12px;
  text-align: center;
  color: var(--studio-muted);
  opacity: 0.65;
}

/* Separador de sección con etiqueta */
.section-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  margin: 8px 0;
  color: var(--studio-muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-family: var(--font-ui);
}

.section-divider::before,
.section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--studio-line);
  opacity: 0.5;
}

/* Chip de resultado genérico */
.result-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--studio-panel-muted);
  border: 1px solid var(--studio-line);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-ui);
  color: var(--studio-muted);
  cursor: pointer;
  transition: background 0.15s ease;
}

.result-chip:hover {
  background: var(--studio-hover);
  color: var(--studio-accent);
  border-color: color-mix(in srgb, var(--studio-accent) 30%, var(--studio-line));
}

/* ─────────────────────────────────────────────────────────────────────────────
   RESPONSIVIDAD DE MODOS
   ───────────────────────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .concordance-query-styled,
  #concQuery {
    font-size: 1rem;
    padding: 12px 16px 12px 46px;
  }

  .concordance-hero {
    padding: 14px 12px 6px;
  }

  .concordance-result-card {
    margin: 0 4px 4px;
    padding: 8px 12px;
  }

  .concordance-group-title {
    padding: 8px 12px 4px;
  }

  .strong-hero-word {
    font-size: 1.75rem;
    padding: 16px 16px 4px;
  }

  .strong-transliteration {
    padding: 0 16px 10px;
  }

  .strong-number-badge {
    margin-left: 16px;
  }

  .strong-definition {
    padding: 0 16px 14px;
  }

  .strong-roots-section {
    padding: 12px 16px;
  }

  .strong-refs-section {
    padding: 0 16px 16px;
  }

  .comparison-col {
    padding: 10px 12px;
  }

  .comparison-header-row {
    padding: 6px 12px;
    gap: 6px;
  }

  .comparison-version-chip {
    font-size: 0.72rem;
    padding: 4px 10px;
  }
}

@media (min-width: 601px) and (max-width: 1024px) {
  .strong-hero-word {
    font-size: 2rem;
  }

  .concordance-query-styled,
  #concQuery {
    font-size: 1.05rem;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   ANIMACIONES Y TRANSICIONES DE MODOS
   ───────────────────────────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: no-preference) {
  /* Entrada de tarjetas de concordancia */
  .concordance-result-card {
    animation: cardFadeIn 0.2s ease forwards;
  }

  @keyframes cardFadeIn {
    from {
      opacity: 0;
      transform: translateY(4px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Entrada del panel Strong */
  .strong-academic-panel {
    animation: strongPanelIn 0.25s ease forwards;
  }

  @keyframes strongPanelIn {
    from {
      opacity: 0;
      transform: translateX(8px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }

  /* Pulsación del spinner */
  .concordance-spinner {
    animation: concordanceSpinAnim 0.65s linear infinite;
  }
}

@media (prefers-reduced-motion: reduce) {
  .concordance-result-card,
  .strong-academic-panel {
    animation: none;
  }

  .concordance-spinner {
    animation: concordanceSpinAnim 1s linear infinite;
  }

  .strong-root-chip,
  .comparison-result-card,
  .concordance-result-card {
    transition: none;
  }
}