/* ==========================================
   VISTA PREVIA Y MINIATURAS (ESTILO AZUL Y PDF LIMPIO)
   ========================================== */

/* Contenedor principal de la lista */
.preview-container {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: flex-start;
  min-height: 180px;
  max-height: 55vh;
  overflow-y: auto;
  padding: 16px;
  border-radius: 12px;
  background-color: var(--bg-box) !important;
  border: 1px dashed var(--border-color) !important;
  margin-bottom: 1.5rem;
}

/* Tarjeta individual de miniatura */
.preview-wrapper {
  position: relative;
  display: inline-block;
  width: 95px;
  height: 130px;
  border-radius: 8px;
  overflow: hidden;
  /* background-color: var(--nav-bg) !important; */
  /* border: 1px solid var(--dropdown-sub-hover) !important; */
  /* box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4); */
  /* transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease; */
  background-color: transparent !important;
  border: none !important;
}

.preview-wrapper:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
}

/* Imágenes dentro de la tarjeta */
.preview-wrapper img,
.preview-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 7px;
  border: none;
  margin: 0;
}

/* PREVISUALIZACIÓN DE PDF (Sin fondo, solo contorno y texto limpio) */
.pdf-preview {
  width: 100%;
  height: 100%;
  background: transparent !important; /* Quita el recuadro de fondo */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  gap: 6px;
}

.pdf-preview i {
  font-size: 32px;
  color: #3b82f6; /* Color azul para el ícono del PDF */
}

/* Overlay de acciones en hover */
.preview-actions {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 6px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(3px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  border-radius: 7px;
  z-index: 2;
}

.preview-wrapper:hover .preview-actions {
  opacity: 1;
  pointer-events: auto;
}

/* Botones dentro del hover (Ambos azules) */
.preview-remove,
.preview-download {
  position: static !important;
  width: 34px !important;
  height: 34px !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Botón Eliminar (Azul suave / slate) */
.preview-remove {
  background: #475569 !important;
  color: #ffffff !important;
}

.preview-remove:hover {
  background: #334155 !important;
  transform: scale(1.1);
}

/* Botón Descargar (Azul vibrante) */
.preview-download {
  background: #2563eb !important;
  color: #ffffff !important;
}

.preview-download:hover {
  background: #1d4ed8 !important;
  transform: scale(1.1);
}

/* Nombre de archivo */
.preview-filename {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.92);
  color: var(--text-white) !important;
  font-size: 10px;
  padding: 4px 6px;
  border-radius: 0 0 7px 7px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 3;
}

.preview-wrapper:hover .preview-filename {
  opacity: 1;
}

/* Botón "Agregar nuevo archivo" (+) */
.preview-wrapper.add-new {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 95px;
  height: 130px;
  border: 2px dashed var(--border-color) !important;
  background-color: var(--bg-card) !important;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
  box-shadow: none;
}

.preview-wrapper.add-new:hover {
  border-color: #3b82f6 !important;
  background-color: var(--bg-box) !important;
  transform: translateY(-4px);
}

.add-image-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
}
/* 
.preview-wrapper.add-new:hover .add-image-btn {
  color: #3b82f6 !important;
} */

.add-image-btn i {
  font-size: 24px;
  margin-bottom: 4px;
}