/* =======================
   IMAGE PAIRING - AISLADO Y CORREGIDO
======================= */

/* Reset completo del contenedor */
.image-pairing,
.image-pairing *,
.image-pairing *::before,
.image-pairing *::after {
  box-sizing: border-box;
}

/* Contenedor principal */
.image-pairing {
  margin: 1rem 0;
  font-family: var(--font-ui, 'Poppins', sans-serif);
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  align-items: center !important;
  text-align: center !important;
  background: transparent !important;
  padding: 0.5rem !important;
  width: 100% !important;
  max-width: 100% !important;
}

/* Columnas */
.image-pairing .left-column,
.image-pairing .right-column {
  display: flex !important;
  gap: 1rem !important;
  flex-wrap: wrap !important;
  justify-content: center !important;
  align-items: center !important;
  margin-bottom: 0.5rem !important;
  width: 100% !important;
}

/* Imágenes arrastrables */
.image-pairing .left-column .image-item {
  width: 90px !important;
  height: 90px !important;
  object-fit: contain !important;
  cursor: grab !important;
  border: 3px solid var(--accent-light, #fffdf9) !important;
  border-radius: 16px !important;
  background: var(--base, #fffdf9) !important;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.08) !important;
  transition: opacity 0.2s ease, transform 0.2s ease !important;
  touch-action: none !important;
  user-select: none !important;
  -webkit-user-drag: element !important;
  padding: 0.3rem !important;
  margin: 0 !important;
}

.image-pairing .left-column .image-item.dragging {
  opacity: 0.3 !important;
  transform: scale(0.95) !important;
  cursor: grabbing !important;
}

/* Drop zones */
.image-pairing .right-column .drop-zone {
  width: 90px !important;
  height: 90px !important;
  border: 3px dashed #ccc !important;
  border-radius: 16px !important;
  background-color: var(--base, #fffdf9) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  position: relative !important;
  padding: 0.3rem !important;
  margin: 0 !important;
  overflow: hidden !important;
}

/* Imagen dentro de dropzone */
.image-pairing .right-column .drop-zone .image-item {
  width: 100% !important;
  height: 100% !important;
  object-fit: contain !important;
  border: none !important;
  background: transparent !important;
  padding: 0 !important;
  margin: 0 !important;
  pointer-events: none !important;
}

/* Estado hover */
.image-pairing .right-column .drop-zone.hover {
  border-color: var(--accent-dark, #B88A2E) !important;
  background-color: rgba(212, 185, 130, 0.2) !important;
  border-style: solid !important;
}

/* Estados correct/incorrect */
.image-pairing .right-column .drop-zone.correct {
  border-color: #4CAF50 !important;
  background-color: rgba(76, 175, 80, 0.1) !important;
  border-style: solid !important;
}

.image-pairing .right-column .drop-zone.incorrect {
  border-color: #E53935 !important;
  background-color: rgba(229, 57, 53, 0.08) !important;
  border-style: solid !important;
}

/* Badges de feedback */
.image-pairing .right-column .drop-zone.correct::after,
.image-pairing .right-column .drop-zone.incorrect::after {
  content: '' !important;
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  width: 60px !important;
  height: 60px !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 2rem !important;
  font-weight: bold !important;
  background: white !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.image-pairing .right-column .drop-zone.correct::after {
  content: '✓' !important;
  color: #4CAF50 !important;
  border: 3px solid #4CAF50 !important;
}

.image-pairing .right-column .drop-zone.incorrect::after {
  content: '✗' !important;
  color: #E53935 !important;
  border: 3px solid #E53935 !important;
}

/* Imagen atenuada en dropzone ya respondida */
.image-pairing .right-column .drop-zone.correct .image-item,
.image-pairing .right-column .drop-zone.incorrect .image-item {
  opacity: 0.3 !important;
}

/* Clon de arrastre */
.image-pairing .dragging-clone {
  position: fixed !important;
  pointer-events: none !important;
  z-index: 99999 !important;
  object-fit: contain !important;
  opacity: 0.85 !important;
  transform: scale(1.1) rotate(2deg) !important;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.3)) !important;
  background-color: #fffdf9 !important;
  border: 4px solid #D4B982 !important;
  border-radius: 16px !important;
  padding: 0.3rem !important;
  margin: 0 !important;
}

/* Controles (score + botón) */
.image-pairing .controls {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 0.8rem !important;
  width: 100% !important;
  margin-top: 1rem !important;
}

/* Score - CORREGIDO para evitar superposición */
.image-pairing .controls .score {
  margin: 0 !important;
  padding: 0.5rem 1.5rem !important;
  font-weight: 600 !important;
  font-size: 1.1rem !important;
  color: #333 !important;
  background: linear-gradient(135deg, #fffdf9, #fffdf9) !important;
  border-radius: 40px !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08) !important;
  border-left: 5px solid #D4B982 !important;
  display: inline-block !important;
  width: auto !important;
  max-width: 100% !important;
  min-height: auto !important;
  line-height: 1.4 !important;
  text-align: center !important;
  white-space: nowrap !important;
}

/* Botón reintentar */
.image-pairing .controls .retry-btn {
  margin: 0 !important;
  padding: 0.6rem 2rem !important;
  background: #D4B982 !important;
  color: white !important;
  border: none !important;
  border-radius: 40px !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  cursor: pointer !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
  transition: transform 0.2s ease !important;
}

.image-pairing .controls .retry-btn:hover {
  background: #B88A2E !important;
  transform: translateY(-2px) !important;
}

/* Responsive */
@media (max-width: 600px) {
  .image-pairing .left-column .image-item,
  .image-pairing .right-column .drop-zone {
    width: 75px !important;
    height: 75px !important;
  }
  
  .image-pairing .controls .score {
    font-size: 1rem !important;
    padding: 0.4rem 1.2rem !important;
    white-space: normal !important;
  }
  
  .image-pairing .controls .retry-btn {
    padding: 0.7rem 1.8rem !important;
    font-size: 1rem !important;
  }
}