/* ========================================
   SPRINT INVENTARIO 1 - ESTILOS
   ======================================== */

/* ========================================
   CONTENEDOR PRINCIPAL
   ======================================== */

.main-content {
  padding: var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
  margin-top: 110px; /* Header (52px) + Filtros (~50px) + margen */
}

/* ========================================
   PAGE HEADER
   ======================================== */

.page-header {
  margin-bottom: var(--spacing-xl);
}

.header-content h1 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.header-content h1 .material-symbols-outlined {
  font-size: 32px;
  color: var(--color-primary);
}

.header-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ========================================
   DESKTOP: TWO-COLUMN LAYOUT
   ======================================== */
@media (min-width: 1024px) {
  .main-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-xl);
    align-items: start;
  }
  
  #seccionInventario {
    display: block !important;
    grid-column: 1;
  }
  
  #seccionPrestamos {
    display: block !important;
    grid-column: 2;
    position: sticky;
    top: 120px; /* Header (52px) + Filtros (~50px) + margin-top main (110px) */
    max-height: calc(100vh - 130px);
    overflow-y: auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--glass-shadow);
  }
  
  .section-header-prestamos {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
  }
  
  .section-header-prestamos h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-lg);
    margin: 0;
  }
  
  .prestamos-badge-desktop {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 6px;
    background: var(--color-danger);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 12px;
  }
  
  .prestamo-card {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
  }
  
  .prestamo-card:last-child {
    margin-bottom: 0;
  }
  
  .prestamo-actions {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  
  .btn-action {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
  }
}

/* ========================================
   FILTROS - Fijos con Glassmorphism (Apple HIG)
   ======================================== */

.filters-section {
  position: fixed;
  top: 52px; /* Debajo del header */
  left: 0;
  right: 0;
  z-index: 900;
  padding: var(--spacing-sm) var(--spacing-lg);
  /* Glassmorphism */
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border-bottom: var(--glass-border-bottom);
  overflow: visible; /* Permitir que dropdowns salgan */
}

/* Contenedor principal - una sola fila */
.filters-container {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  flex-wrap: nowrap;
  overflow: visible; /* Importante: permitir que dropdowns salgan del contenedor */
}

/* Grupo de filtro individual - compacto sin label */
.filter-group {
  position: relative;
  flex-shrink: 0;
}

/* Ocultar labels en desktop */
.filter-group > label {
  display: none;
}

/* Input/Select con icono inline */
.filter-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.filter-input-wrapper .filter-icon {
  position: absolute;
  left: 10px;
  font-size: 18px;
  color: var(--color-text-secondary);
  pointer-events: none;
  z-index: 1;
}

.filter-select,
.filter-input {
  padding: 8px 12px 8px 36px;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  min-width: 130px;
  height: 38px;
}

/* Buscador más ancho */
.filter-group-search .filter-input {
  min-width: 180px;
}

.filter-select:hover,
.filter-input:hover {
  border-color: var(--color-text-secondary);
}

.filter-select:focus,
.filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(19, 117, 188, 0.1);
}

/* Multi-select dropdown personalizado */
.filter-multiselect {
  position: relative;
}

.filter-multiselect-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 8px 12px 8px 36px;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  min-width: 130px;
  height: 38px;
  text-align: left;
}

.filter-multiselect-btn:hover {
  border-color: var(--color-text-secondary);
}

.filter-multiselect-btn.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(19, 117, 188, 0.1);
}

.filter-multiselect-btn .btn-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.filter-multiselect-btn .btn-arrow {
  font-size: 18px;
  color: var(--color-text-secondary);
  transition: transform 0.2s ease;
}

.filter-multiselect-btn.active .btn-arrow {
  transform: rotate(180deg);
}

.filter-multiselect-btn .filter-count {
  background: var(--color-primary);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

/* Dropdown del multi-select */
.filter-multiselect-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 220px;
  max-height: 320px;
  overflow-y: auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  z-index: 9999; /* Muy alto para estar encima de todo */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  pointer-events: none;
}

.filter-multiselect-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.filter-multiselect-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: background 0.15s ease;
}

.filter-multiselect-option:hover {
  background: var(--color-bg-hover);
}

.filter-multiselect-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
}

.filter-multiselect-option span {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

/* Botón refresh - oculto en desktop */
.btn-refresh {
  display: none;
}

/* ========================================
   PILLS DE FILTROS ACTIVOS (Apple HIG)
   ======================================== */

.filters-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
  min-height: 0;
  transition: min-height 0.2s ease;
}

.filters-pills:empty {
  display: none;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: 20px;
  cursor: default;
  transition: all 0.15s ease;
}

.filter-pill-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.15s ease;
  padding: 0;
}

.filter-pill-remove .material-symbols-outlined {
  font-size: 14px;
}

/* Colores por tipo de filtro - Light Mode (Apple HIG) */
.filter-pill-search {
  background: rgba(142, 142, 147, 0.16);
  color: #636366;
}
.filter-pill-search .filter-pill-remove {
  background: rgba(142, 142, 147, 0.2);
  color: #636366;
}
.filter-pill-search .filter-pill-remove:hover {
  background: rgba(142, 142, 147, 0.4);
}

.filter-pill-tipo {
  background: rgba(0, 122, 255, 0.14);
  color: #0071e3;
}
.filter-pill-tipo .filter-pill-remove {
  background: rgba(0, 122, 255, 0.18);
  color: #0071e3;
}
.filter-pill-tipo .filter-pill-remove:hover {
  background: rgba(0, 122, 255, 0.3);
}

.filter-pill-ubicacion {
  background: rgba(52, 199, 89, 0.14);
  color: #248a3d;
}
.filter-pill-ubicacion .filter-pill-remove {
  background: rgba(52, 199, 89, 0.18);
  color: #248a3d;
}
.filter-pill-ubicacion .filter-pill-remove:hover {
  background: rgba(52, 199, 89, 0.3);
}

.filter-pill-categoria {
  background: rgba(255, 100, 50, 0.14);
  color: #C93400; /* Rojo-anaranjado */
}
.filter-pill-categoria .filter-pill-remove {
  background: rgba(255, 100, 50, 0.18);
  color: #C93400;
}
.filter-pill-categoria .filter-pill-remove:hover {
  background: rgba(255, 100, 50, 0.3);
}

.filter-pill-disponibilidad {
  background: rgba(255, 149, 0, 0.14);
  color: #c93400;
}
.filter-pill-disponibilidad .filter-pill-remove {
  background: rgba(255, 149, 0, 0.18);
  color: #c93400;
}
.filter-pill-disponibilidad .filter-pill-remove:hover {
  background: rgba(255, 149, 0, 0.3);
}

/* Dark Mode - Pills con mejor contraste */
@media (prefers-color-scheme: dark) {
  .filter-pill-search {
    background: rgba(142, 142, 147, 0.24);
    color: #aeaeb2;
  }
  .filter-pill-search .filter-pill-remove {
    background: rgba(142, 142, 147, 0.3);
    color: #aeaeb2;
  }

  .filter-pill-tipo {
    background: rgba(10, 132, 255, 0.24);
    color: #64d2ff;
  }
  .filter-pill-tipo .filter-pill-remove {
    background: rgba(10, 132, 255, 0.3);
    color: #64d2ff;
  }

  .filter-pill-ubicacion {
    background: rgba(48, 209, 88, 0.24);
    color: #30d158;
  }
  .filter-pill-ubicacion .filter-pill-remove {
    background: rgba(48, 209, 88, 0.3);
    color: #30d158;
  }

  .filter-pill-categoria {
    background: rgba(255, 100, 50, 0.24);
    color: #FF6B4A; /* Rojo-anaranjado brillante */
  }
  .filter-pill-categoria .filter-pill-remove {
    background: rgba(255, 100, 50, 0.3);
    color: #FF6B4A;
  }

  .filter-pill-disponibilidad {
    background: rgba(255, 159, 10, 0.24);
    color: #ff9f0a;
  }
  .filter-pill-disponibilidad .filter-pill-remove {
    background: rgba(255, 159, 10, 0.3);
    color: #ff9f0a;
  }

  /* Material badges - dark mode estilo Telegram (sincronizado con filter pills) */
  .material-badge {
    background: rgba(255, 255, 255, 0.06); /* Base sutil, casi invisible */
  }
  .material-badge.ubicacion {
    color: #30D158; /* Verde - igual que filter-pill-ubicacion */
    background: rgba(48, 209, 88, 0.12);
  }
  .material-badge.categoria {
    color: #FF6B4A; /* Rojo-anaranjado brillante */
    background: rgba(255, 100, 50, 0.12);
  }
  .material-badge.codigo {
    color: #FFD60A; /* iOS systemYellow dark */
    background: rgba(255, 214, 10, 0.12); /* Tinte amarillo suave */
  }
  .material-badge.observaciones {
    color: #64D2FF; /* iOS systemTeal dark */
    background: rgba(100, 210, 255, 0.12); /* Tinte teal suave */
  }
  .material-badge.disponible {
    color: #30D158;
    background: rgba(48, 209, 88, 0.15);
  }
  .material-badge.no-disponible {
    color: #FF453A;
    background: rgba(255, 69, 58, 0.15);
  }

  /* Stock row en light mode usa #2563eb, en dark usamos iOS blue */
  .stock-row {
    color: #0A84FF; /* iOS systemBlue dark */
  }
  .stock-row.reutilizable-multiple {
    color: #30D158; /* iOS systemGreen dark */
  }

  /* Separador entre stock y reservas - más visible */
  .stock-reserv {
    border-left: 2px solid #48484A; /* iOS systemGray3 - MÁS VISIBLE */
    color: #EBEBF599; /* iOS secondaryLabel */
  }
  .stock-reserv.en-uso {
    color: #FF9F0A; /* iOS systemOrange dark */
  }

  /* Botones de card - mismo estilo que "Usar ahora" */
  .btn-reservar-card {
    background: #0A84FF; /* iOS systemBlue dark */
    color: white;
  }
  .btn-reservar-card:hover {
    background: #409CFF; /* iOS systemBlue dark hover */
    color: white;
  }
}

/* ========================================
   FILTROS - Responsive Breakpoints
   ======================================== */

/* MOBILE: < 1024px - Ocultar filtros fijos (usar bottom sheet) */
@media (max-width: 1023px) {
  .filters-section {
    display: none;
  }
}

/* DESKTOP: >= 1024px - Filtros fijos visibles */
@media (min-width: 1024px) {
  .filters-section {
    top: 56px; /* Debajo del header */
  }

  /* Compensar header (56px) + filtros (~54px) */
  .main-content {
    margin-top: 110px;
  }

  .filter-input,
  .filter-select,
  .filter-multiselect-btn {
    min-width: 120px;
  }

  .filter-group-search .filter-input {
    min-width: 160px;
  }
}

/* DESKTOP GRANDE: >= 1400px */
@media (min-width: 1400px) {
  .filter-input,
  .filter-select,
  .filter-multiselect-btn {
    min-width: 140px;
  }

  .filter-group-search .filter-input {
    min-width: 200px;
  }
}

/* ========================================
   GRID DE MATERIALES
   ======================================== */

.materials-section {
  margin-bottom: var(--spacing-2xl);
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: var(--spacing-lg);
}

/* ========================================
   CARD DE MATERIAL - 3 COLUMNAS
   ======================================== */

.material-card {
  background: var(--glass-bg);
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: var(--spacing-md);
  transition: all 0.2s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  position: relative; /* Para ::after anti-jitter */
}

.material-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}

/* Evitar jitter: zona invisible debajo de la card absorbe el hover gap */
.material-card::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 4px;
}

/* Botó editar material (llapis al footer) */
.btn-edit-material {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  padding: 0;
  background: var(--glass-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn-edit-material .material-symbols-outlined { font-size: 20px; }
.btn-edit-material:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Header: 3 columnas - Foto | Título+Tipo | Metadata */
.material-card-header {
  display: grid;
  grid-template-columns: 80px 1fr 1fr;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

/* Columna 1: Imagen */
.material-card-image-col {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.material-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 8px;
  background: transparent;
  display: block;
}

.material-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-elevated);
  border: 2px dashed var(--color-border);
  border-radius: 8px;
}

.material-image-placeholder .material-symbols-outlined {
  font-size: 36px;
  color: var(--color-text-light);
}

/* Columna 2: Título y Tipo */
.material-card-info-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  justify-content: flex-start;
  min-width: 0;
}

.material-card-title {
  margin: 0;
}

.material-card-title h3 {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs) 0;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.material-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 6px;
  width: fit-content;
  margin-top: 4px;
}

.material-type-badge.reutilizable {
  background: rgba(34, 197, 94, 0.15);
  color: #16a34a;
}

.material-type-badge.consumible {
  background: rgba(249, 115, 22, 0.15);
  color: #f97316;
}

.stock-warning-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: 6px;
  width: fit-content;
  margin-top: 4px;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.stock-warning-badge .material-symbols-outlined {
  font-size: 14px;
}

@media (prefers-color-scheme: dark) {
  .stock-warning-badge {
    background: rgba(239, 68, 68, 0.25);
    color: #f87171;
  }
}

/* Columna 3: Metadata (Ubicación, Categoría, Código, Observaciones) */
.material-card-metadata-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
}

.material-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 8px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: 20px; /* Mismo que pills */
  width: fit-content;
  background: rgba(0, 0, 0, 0.06); /* Base sutil light mode */
}

.material-badge .material-symbols-outlined {
  font-size: 14px;
}

/* Colores por categoría - sincronizados con filter pills (mismo fondo tintado) */
.material-badge.ubicacion {
  color: #248a3d;
  background: rgba(52, 199, 89, 0.14); /* Igual que filter-pill-ubicacion */
}

.material-badge.categoria {
  color: #C93400; /* Rojo-anaranjado */
  background: rgba(255, 100, 50, 0.14);
}

.material-badge.codigo {
  color: #ca8a04;
  background: rgba(202, 138, 4, 0.14); /* Amarillo tintado */
}

.material-badge.observaciones {
  color: #0891b2;
  background: rgba(8, 145, 178, 0.14); /* Teal tintado */
}

/* Body: Disponibilidad y Stock */
.material-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: var(--spacing-xs);
  overflow: hidden;
}

/* Stock row: compact inline layout */
.stock-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  color: #2563eb;
  min-height: 24px;
}

.stock-icon {
  font-size: 16px !important;
  flex-shrink: 0;
}

.stock-qty {
  font-weight: 700;
  font-size: 1rem;
}

.stock-reserv {
  color: #6b7280;
  font-size: 0.75rem;
  padding-left: 4px;
  border-left: 1px solid var(--color-border);
  white-space: nowrap;
}

.stock-reserv.en-uso {
  color: #d97706;
  font-weight: 500;
}

/* Reutilizable multiple - mismo estilo que consumibles */
.stock-row.reutilizable-multiple {
  color: #059669;
}

/* Pulsing alert dot for low stock */
.stock-alert-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #EF4444;
  flex-shrink: 0;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* Reservas futuras: compact chips in one row */
.reservas-compact {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow: hidden;
  font-size: 0.7rem;
  color: #1e40af;
}

.reservas-compact .material-symbols-outlined {
  font-size: 14px;
  flex-shrink: 0;
}

.reserva-chip {
  background: #dbeafe;
  color: #1e40af;
  padding: 1px 6px;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
}

.reserva-chip.more {
  background: transparent;
  color: #6b7280;
  padding: 0;
  font-weight: 500;
}

.material-badge.disponible {
  color: #16a34a;
  background: rgba(22, 163, 74, 0.1);
  font-weight: 600;
}

.material-badge.no-disponible {
  color: #dc2626;
  background: rgba(220, 38, 38, 0.1);
  font-weight: 600;
}

/* Footer */
.material-card-footer {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.btn-solicitar {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 12px 16px;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: white;
  background: var(--color-primary);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-solicitar:hover {
  background: var(--color-primary-dark);
}

.btn-solicitar:disabled,
.btn-solicitar.btn-disabled {
  background: var(--color-text-light);
  cursor: not-allowed;
  opacity: 0.5;
}

.btn-solicitar .material-symbols-outlined {
  font-size: 18px;
}

.btn-express {
  flex: 0 0 auto;
}

.btn-reservar-card {
  flex: 1;
  background: var(--color-primary);
  color: white;
  border: none;
}

.btn-reservar-card:hover {
  background: var(--color-primary-dark);
  color: white;
}

.btn-reservar-card:disabled {
  background: var(--color-text-light);
  color: white;
  opacity: 0.5;
}

@media (max-width: 500px) {
  .btn-reservar-text {
    font-size: var(--font-size-xs, 11px);
  }
}

/* ========================================
   ESTADOS VACÍO Y LOADING
   ======================================== */

.empty-state,
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
  text-align: center;
  color: var(--color-text-secondary);
}

.empty-state .material-symbols-outlined {
  font-size: 64px;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.empty-state h3 {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.empty-state p {
  font-size: var(--font-size-base);
  margin: 0;
}

.spinner-large {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: var(--spacing-md);
}

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

/* ========================================
   SECCIÓN MIS PRÉSTAMOS
   ======================================== */

.prestamos-section {
  margin-bottom: var(--spacing-2xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.section-header h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.section-header h2 .material-symbols-outlined {
  font-size: 28px;
  color: var(--color-primary);
}

.section-header-prestamos {
  margin-bottom: var(--spacing-lg);
}

.section-header-prestamos h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.section-header-prestamos h2 .material-symbols-outlined {
  font-size: 28px;
  color: var(--color-primary);
}

.btn-refresh-small {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-refresh-small:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-primary);
}

.btn-refresh-small .material-symbols-outlined {
  font-size: 20px;
  color: var(--color-text-secondary);
}

.prestamos-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.prestamo-card {
  background: var(--glass-bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
}

.prestamo-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.prestamo-card-overdue {
  border-left: 3px solid #FF453A;
  background: rgba(255, 69, 58, 0.06);
}

.prestamo-overdue-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  background: rgba(255, 69, 58, 0.15);
  color: #FF453A;
  margin-left: 6px;
}

.prestamos-badge-overdue {
  background: #FF453A !important;
}

@media (prefers-color-scheme: dark) {
  .prestamo-card-overdue {
    background: rgba(255, 69, 58, 0.12);
  }
}

.prestamo-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.prestamo-info h4 {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.prestamo-fecha {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.prestamo-estado-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 6px;
}

.prestamo-estado-badge.solicitado {
  background: rgba(249, 115, 22, 0.15);
  color: #f97316;
}

.prestamo-estado-badge.rechazado {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.prestamo-estado-badge.aprobado {
  background: rgba(34, 197, 94, 0.1);
  color: #22c55e;
}

.prestamo-estado-badge.prestado {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}

.prestamo-estado-badge.devuelto {
  background: rgba(107, 114, 128, 0.1);
  color: #6b7280;
}

.prestamo-estado-badge.cancelado {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.prestamo-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.prestamo-detail {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  min-width: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.prestamo-detail .material-symbols-outlined {
  font-size: 18px;
}

.prestamo-detail strong {
  color: var(--color-text-primary);
}

.prestamo-notas {
  padding: var(--spacing-sm);
  background: var(--color-bg-base);
  border-left: 3px solid var(--color-primary);
  border-radius: 6px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.prestamo-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-action {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 8px 14px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-action .material-symbols-outlined {
  font-size: 18px;
}

.btn-devolver {
  color: white;
  background: #22c55e;
}

.btn-devolver:hover {
  background: #16a34a;
}

.btn-cancelar {
  color: white;
  background: #ef4444;
}

.btn-cancelar:hover {
  background: #dc2626;
}

.empty-state-small,
.loading-state-small {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-text-secondary);
}

.empty-state-small .material-symbols-outlined {
  font-size: 32px;
  color: var(--color-text-light);
}

.spinner-small {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ========================================
   MODAL
   ======================================== */

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--color-bg-elevated);
  border-radius: 16px;
  max-width: 500px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.modal-header h3 .material-symbols-outlined {
  font-size: 28px;
  color: var(--color-primary);
}

.btn-close-modal {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-close-modal:hover {
  background: var(--color-bg-hover);
}

.btn-close-modal .material-symbols-outlined {
  font-size: 24px;
  color: var(--color-text-secondary);
}

.modal-body {
  padding: var(--spacing-lg);
}

.material-info {
  padding: var(--spacing-md);
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: var(--spacing-lg);
}

.material-info h4 {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.material-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-group label .material-symbols-outlined {
  font-size: 18px;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: var(--color-bg-base);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74, 157, 214, 0.1);
}

.form-group textarea {
  resize: vertical;
  font-family: inherit;
}

.form-help {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.btn-primary,
.btn-secondary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 12px 20px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  color: white;
  background: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  color: var(--color-text-primary);
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg-hover);
}

/* Dark mode - btn-secondary estilo Telegram */
@media (prefers-color-scheme: dark) {
  .btn-secondary {
    background: rgba(255, 255, 255, 0.08); /* Fondo sutil */
    border-color: rgba(255, 255, 255, 0.12);
  }
  .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
  }
}

/* ========================================
   BOTTOM SHEET - FILTROS
   ======================================== */

.bottom-sheet {
  position: relative;
  width: 100%;
  max-width: 100vw;
  background: var(--color-bg-card);
  border-radius: 20px 20px 0 0;
  max-height: 70vh;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-overlay.active .bottom-sheet {
  transform: translateY(0);
}

.bottom-sheet-handle {
  width: 40px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: var(--spacing-sm) auto 0;
}

.bottom-sheet-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.bottom-sheet-header h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: 0;
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
}

.bottom-sheet-header h3 .material-symbols-outlined {
  font-size: 24px;
  color: var(--color-primary);
}

.bottom-sheet-body {
  padding: var(--spacing-xl) var(--spacing-lg);
  overflow-y: auto;
  flex: 1;
}

.bottom-sheet-body .filter-group {
  margin-bottom: var(--spacing-lg);
  min-width: 100%;
}

.bottom-sheet-footer {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.bottom-sheet-footer button {
  flex: 1;
}

/* ========================================
   BOTTOM SHEET FILTROS - Rediseño móvil
   ======================================== */

.bottom-sheet-filtros {
  max-height: 85vh;
}

/* Pills dentro del modal */
.bottom-sheet-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: 0 var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  min-height: 0;
}

.bottom-sheet-pills:empty {
  display: none;
}

/* Grupos de filtro móvil */
.filter-group-mobile {
  margin-bottom: var(--spacing-lg);
}

.filter-group-mobile > label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.filter-group-mobile > label .material-symbols-outlined {
  font-size: 20px;
  color: var(--color-primary);
}

/* Inputs y selects móvil */
.filter-input-mobile {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
}

.filter-input-mobile:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(19, 117, 188, 0.1);
}

/* Lista de checkboxes (multi-select móvil) */
.filter-checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 180px;
  overflow-y: auto;
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs);
}

.filter-checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease;
}

.filter-checkbox-item:hover {
  background: var(--color-bg-hover);
}

.filter-checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.filter-checkbox-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: 1.3;
}

/* Mensaje cuando no hay opciones */
.filter-checkbox-empty {
  padding: var(--spacing-md);
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-style: italic;
}

/* ========================================
   RESPONSIVE - MÓVIL
   ======================================== */

@media (max-width: 768px) {
  .main-content {
    padding: var(--spacing-md);
    /* En móvil no hay filtros fijos, solo el header */
  }

  .materials-grid {
    grid-template-columns: 1fr;
  }

  /* En movil: 2 columnas (Foto | Info+Metadata) */
  .material-card-header {
    grid-template-columns: 60px 1fr;
    gap: var(--spacing-sm);
  }

  .material-card-image-col {
    width: 60px;
    height: 60px;
  }

  /* Metadata pasa abajo en movil */
  .material-card-metadata-col {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .prestamo-body {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .prestamo-actions {
    flex-direction: column;
  }

  .btn-action {
    justify-content: center;
  }

  .modal-overlay {
    padding: 0;
  }

  .modal-overlay.active {
    align-items: flex-end;
  }

  .modal-content {
    border-radius: 16px 16px 0 0;
    max-height: calc(100vh - 56px);
    max-height: calc(100dvh - 56px);
    animation: modalSlideUp 0.3s ease;
  }

  .modal-body {
    padding: var(--spacing-md);
    padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0px));
  }

  .materiales-lista-multiple {
    max-height: 35vh;
  }

  .devolucion-lista {
    max-height: 40vh;
    overflow-y: auto;
  }

  .modal-footer {
    padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0px));
  }
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 768px) {
  .modal-overlay.active {
    align-items: center;
  }
  
  .bottom-sheet {
    position: relative;
    max-width: 500px;
    border-radius: 16px;
    max-height: 80vh;
    transform: translate(0, 20px);
    opacity: 0;
  }
  
  .modal-overlay.active .bottom-sheet {
    transform: translate(0, 0);
    opacity: 1;
  }
  
  .bottom-sheet-handle {
    display: none;
  }
}

/* ========================================
   EN USO POR (TRANSPARENCIA)
   ======================================== */

.en-uso-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.75rem;
  color: #92400e;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: #fef3c7;
  border-radius: var(--radius-sm, 6px);
}

.en-uso-info .material-symbols-outlined {
  font-size: 16px;
}

.en-uso-info.reserva-futura {
  color: #1e40af;
  background: #dbeafe;
}

/* Dark mode: en uso info - Apple iOS colors */
@media (prefers-color-scheme: dark) {
  .en-uso-info {
    background: rgba(255, 159, 10, 0.15); /* iOS systemOrange con transparencia */
    color: #FF9F0A; /* iOS systemOrange dark */
    border: 1px solid rgba(255, 159, 10, 0.3);
  }
  .en-uso-info.reserva-futura {
    background: rgba(10, 132, 255, 0.15); /* iOS systemBlue con transparencia */
    color: #64D2FF; /* iOS systemTeal dark */
    border: 1px solid rgba(100, 210, 255, 0.3);
  }
}

/* Dark mode: alertas y reservas - Apple iOS colors */
@media (prefers-color-scheme: dark) {
  .stock-alert-dot {
    background: #FF453A; /* iOS systemRed dark */
  }
  .reservas-compact {
    color: #64D2FF; /* iOS systemTeal dark */
  }
  .reserva-chip {
    background: rgba(10, 132, 255, 0.2);
    color: #64D2FF;
    border: 1px solid rgba(100, 210, 255, 0.3);
  }
  .reserva-chip.more {
    background: transparent;
    color: #EBEBF599;
  }
}

/* ========================================
   RESERVA PROGRAMADA
   ======================================== */

.form-row-half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.franjas-disponibilidad {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: var(--spacing-md);
}

.franja {
  cursor: pointer;
  text-align: center;
  padding: 6px 2px;
  border-radius: var(--radius-sm, 6px);
  font-size: 0.7rem;
  line-height: 1.2;
  border: 1px solid var(--color-border);
  transition: all 0.15s ease;
  user-select: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}

.franja[disabled] {
  cursor: not-allowed;
  opacity: 0.4;
}

.franja:not([disabled]):hover {
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.franja-hora { font-weight: 600; font-size: 0.65rem; }
.franja-stock { font-size: 0.6rem; opacity: 0.8; }

.franja.disponible {
  background: #d1fae5;
  color: #065f46;
}

.franja.parcial {
  background: #fef3c7;
  color: #92400e;
}

.franja.insuficiente {
  background: #fee2e2;
  color: #991b1b;
  opacity: 0.5;
}

.franja.llena {
  background: #fee2e2;
  color: #991b1b;
  opacity: 0.6;
}

/* Selecció de franges */
.franja.selected {
  background: var(--color-primary, #007AFF) !important;
  color: white !important;
  border-color: var(--color-primary, #007AFF) !important;
  opacity: 1 !important;
}

.franja.selected .franja-stock { opacity: 1; }

/* Info bar selecció */
.franja-seleccion-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 122, 255, 0.1);
  border-radius: var(--radius-md, 8px);
  color: var(--color-primary, #007AFF);
  font-weight: 500;
  font-size: var(--font-size-sm, 0.875rem);
  margin-bottom: var(--spacing-md);
}

.btn-limpiar-franjas {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 4px;
  border-radius: 50%;
  display: flex;
  align-items: center;
}

.btn-limpiar-franjas:hover {
  background: rgba(0,0,0,0.05);
}

.validacion-resultado {
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm, 6px);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
  display: none;
}

.validacion-resultado.visible {
  display: block;
}

.validacion-resultado.ok {
  background: #d1fae5;
  color: #065f46;
}

.validacion-resultado.error {
  background: #fee2e2;
  color: #991b1b;
}

/* ========================================
   RESERVA MULTI-FECHA
   ======================================== */

/* Mode panels — reduce gap between selector and active panel */
.reserva-mode-selector + .reserva-mode-panel {
  margin-top: calc(-1 * var(--spacing-md));
}

/* Mode selector (radio vertical) */
.reserva-mode-radios {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}
.form-group .reserva-mode-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm, 6px);
  cursor: pointer;
  transition: background 0.15s;
  text-transform: none;
  letter-spacing: normal;
  color: var(--color-text-primary);
  font-size: var(--font-size-sm, 0.875rem);
  font-weight: 400;
}
.form-group .reserva-mode-radio:hover {
  background: rgba(0,0,0,0.04);
}
.form-group .reserva-mode-radio input[type="radio"] {
  accent-color: var(--color-primary, #007AFF);
  width: 18px;
  height: 18px;
}
.form-group .reserva-mode-radio .radio-label {
  font-size: var(--font-size-sm, 0.875rem);
  font-weight: 500;
}

/* Range info */
.reserva-range-info {
  padding: 8px 12px;
  background: rgba(0, 122, 255, 0.08);
  border-radius: var(--radius-sm, 6px);
  font-size: var(--font-size-sm);
  color: var(--color-primary, #007AFF);
  margin-top: 4px;
}
.form-group .reserva-checkbox-label,
.reserva-mode-panel .reserva-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-sm);
  text-transform: none;
  letter-spacing: normal;
  color: var(--color-text-primary);
  font-weight: 400;
  cursor: pointer;
  padding: 4px 0;
}
.reserva-checkbox-label input[type="checkbox"] {
  accent-color: var(--color-primary, #007AFF);
  width: 16px;
  height: 16px;
}

/* Checkbox grid (dies concrets) */
.checkbox-grid-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.grid-week-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}
.btn-icon-sm {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm, 6px);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  color: var(--color-text-secondary);
}
.btn-icon-sm:hover {
  background: rgba(0,0,0,0.05);
}
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}
.checkbox-grid .grid-header {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 2px 0;
  text-transform: uppercase;
}
.checkbox-grid .grid-day {
  text-align: center;
  padding: 8px 2px;
  border-radius: var(--radius-sm, 6px);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--color-border);
  transition: all 0.15s;
  user-select: none;
  position: relative;
}
.checkbox-grid .grid-day:hover:not(.grid-day-disabled) {
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.checkbox-grid .grid-day.grid-day-selected {
  background: var(--color-primary, #007AFF);
  color: white;
  border-color: var(--color-primary, #007AFF);
}
.checkbox-grid .grid-day.grid-day-disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.checkbox-grid .grid-day.grid-day-today {
  border-color: var(--color-primary, #007AFF);
  font-weight: 700;
}
.checkbox-grid .grid-day .grid-day-festiu {
  display: block;
  font-size: 0.5rem;
  color: #DC2626;
  line-height: 1;
  margin-top: 1px;
}
.checkbox-grid .grid-day.grid-day-selected .grid-day-festiu {
  color: rgba(255,255,255,0.8);
}
.grid-selected-count {
  font-size: var(--font-size-sm);
  color: var(--color-primary, #007AFF);
  font-weight: 500;
  padding: 4px 0 8px;
}

/* Min availability warning */
.franja-min-warning {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: rgba(255, 170, 0, 0.1);
  border-radius: var(--radius-sm, 6px);
  font-size: var(--font-size-sm);
  color: #B45309;
  margin-bottom: var(--spacing-sm);
}
.franja-min-warning .material-symbols-outlined {
  font-size: 18px;
}

/* Preview multi-fecha */
.reserva-preview {
  margin-bottom: var(--spacing-md);
}
.reserva-preview-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 8px;
}
.reserva-preview-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 200px;
  overflow-y: auto;
}
.preview-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-sm, 6px);
  font-size: var(--font-size-sm);
}
.preview-item.preview-ok {
  background: #d1fae5;
  color: #065f46;
}
.preview-item.preview-conflict {
  background: #fee2e2;
  color: #991b1b;
}
.preview-item .material-symbols-outlined {
  font-size: 16px;
}

/* ========================================
   MODAL EXPRESS INFO
   ======================================== */

.modal-express-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-base);
  border-radius: var(--radius-sm, 6px);
}

.modal-express-info p {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.modal-express-info .material-symbols-outlined {
  font-size: 18px;
  color: var(--color-primary);
}

/* ========================================
   DARK MODE
   ======================================== */

@media (prefers-color-scheme: dark) {
  .material-image {
    background: transparent;
    /* Contorno blanco sólido ~1.5px alrededor del alfa de la imagen PNG */
    filter:
      drop-shadow(1px 0 0 white)
      drop-shadow(-1px 0 0 white)
      drop-shadow(0 1px 0 white)
      drop-shadow(0 -1px 0 white)
      drop-shadow(1px 1px 0 white)
      drop-shadow(-1px -1px 0 white);
  }
}

/* Badge desktop (oculto por defecto) */
.prestamos-badge-desktop {
  display: none;
}

/* ========================================
   SELECCION MULTIPLE
   ======================================== */

.material-card {
  position: relative;
}

/* Overlay con checkbox en esquina superior derecha */
.selection-overlay {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  z-index: 2;
}

/* En modo seleccion: mostrar en todas las cards */
.material-card.selection-mode .selection-overlay {
  opacity: 1;
  pointer-events: auto;
}

/* Desktop: mostrar sutil en hover y hacer clickable */
@media (hover: hover) {
  .material-card:hover .selection-overlay {
    opacity: 0.5;
    pointer-events: auto;
  }
  .material-card:hover.selection-mode .selection-overlay {
    opacity: 1;
  }
}

.selection-checkbox {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-bg-card, #fff);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.selection-checkbox .material-symbols-outlined {
  font-size: 20px;
  color: var(--color-text-secondary);
  transition: color 0.2s ease;
}

.material-card.selected .selection-checkbox {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.material-card.selected .selection-checkbox .material-symbols-outlined {
  color: #fff;
}

.material-card.selected {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.material-card.selection-mode {
  transform: none;
}

.material-card.selection-mode:hover {
  transform: none;
}

/* Barra flotante de seleccion */
.selection-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-card, #fff);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 100;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

.selection-bar.active {
  transform: translateY(0);
}

@media (max-width: 1023px) {
  .selection-bar.active {
    transform: translateY(-72px);
  }

  .selection-bar {
    padding: var(--spacing-sm) var(--spacing-sm);
  }

  .selection-btn-text {
    display: none;
  }

  .selection-actions .btn-secondary,
  .selection-actions .btn-primary {
    padding: 10px 12px;
    min-width: 44px;
    min-height: 44px;
  }
}

@media (min-width: 1024px) {
  .selection-bar {
    left: auto;
    max-width: 500px;
    right: var(--spacing-lg);
    bottom: var(--spacing-lg);
    border-radius: var(--radius-lg, 12px);
    border: 1px solid var(--color-border);
    transform: translateY(calc(100% + var(--spacing-lg) + 10px));
  }
}

.selection-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-primary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

.selection-info .material-symbols-outlined {
  font-size: 20px;
  color: var(--color-primary);
}

.selection-actions {
  display: flex;
  gap: var(--spacing-xs);
  flex-shrink: 1;
  min-width: 0;
}

.selection-actions .btn-secondary,
.selection-actions .btn-primary {
  flex: none;
  padding: 8px 12px;
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

/* ========================================
   MODAL SOLICITUD MULTIPLE
   ======================================== */

.materiales-lista-multiple {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-height: 50vh;
  overflow-y: auto;
  margin-bottom: var(--spacing-lg);
}

.material-item-multiple {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-base);
  border-radius: var(--radius-sm, 6px);
  gap: var(--spacing-md);
}

.material-item-info {
  flex: 1;
  min-width: 0;
}

.material-item-info h4 {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.material-item-info .meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.material-item-cantidad {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-shrink: 0;
}

.material-item-cantidad input {
  width: 60px;
  text-align: center;
  padding: 6px 8px;
  font-size: var(--font-size-sm);
  border: 2px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-card, #fff);
  color: var(--color-text-primary);
}

.material-item-cantidad input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.material-item-cantidad input:disabled {
  background: var(--color-bg-secondary, #f1f5f9);
  color: var(--color-text-secondary, #64748b);
  cursor: not-allowed;
  border-color: var(--color-border-light, #e2e8f0);
  opacity: 0.8;
}

.material-item-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  transition: color 0.15s ease;
}

.material-item-remove:hover {
  color: var(--color-danger, #ef4444);
}

.material-item-remove .material-symbols-outlined {
  font-size: 18px;
}

/* ========================================
   PRESTAMO CARD - MATERIAL OVERFLOW FIX
   ======================================== */

.prestamo-material-item {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.prestamo-material-nombre {
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-ver-mas {
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  font-size: 0.8rem;
  padding: var(--spacing-xs) 0;
  text-decoration: underline;
}

.btn-ver-mas:hover {
  opacity: 0.8;
}

.prestamo-materiales-hidden {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

/* ========================================
   MODAL DEVOLUCION
   ======================================== */

.devolucion-lista {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.devolucion-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-base, #f8fafc);
  border-radius: var(--radius-sm, 8px);
  border: 1px solid var(--color-border);
}

.devolucion-info {
  flex: 1;
  min-width: 0;
}

.devolucion-info strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.devolucion-meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.devolucion-input {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-shrink: 0;
}

.devolucion-input label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.devolucion-input input {
  width: 60px;
  padding: var(--spacing-xs);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm, 6px);
  text-align: center;
  font-size: 0.9rem;
}

.devolucion-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: #16a34a;
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* ========================================
   SELECTION BAR - RESERVAR BUTTON
   ======================================== */

.btn-reservar-grupo {
  background: var(--color-bg-base, #fff);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-reservar-grupo:hover {
  background: var(--color-primary);
  color: white;
}

/* ========================================
   DARK MODE - SELECCION (Apple iOS colors)
   ======================================== */

@media (prefers-color-scheme: dark) {
  .selection-bar {
    background: var(--color-bg-elevated);
    border-top-color: #48484A; /* iOS systemGray3 - visible */
  }
  .material-item-cantidad input {
    background: var(--color-bg-elevated);
    border-color: #48484A;
  }
  .material-item-cantidad input:disabled {
    background: #2C2C2E; /* iOS tertiarySystemBackground */
    color: #EBEBF54C; /* iOS tertiaryLabel */
    border-color: #38383A;
  }
  /* Franjas horarias con colores Apple */
  .franja.disponible {
    background: rgba(48, 209, 88, 0.2); /* iOS systemGreen */
    color: #30D158;
    border: 1px solid rgba(48, 209, 88, 0.4);
  }
  .franja.parcial {
    background: rgba(255, 214, 10, 0.2); /* iOS systemYellow */
    color: #FFD60A;
    border: 1px solid rgba(255, 214, 10, 0.4);
  }
  .franja.insuficiente {
    background: rgba(255, 69, 58, 0.15);
    color: #FF453A;
    border: 1px solid rgba(255, 69, 58, 0.3);
  }
  .franja.llena {
    background: rgba(255, 69, 58, 0.2); /* iOS systemRed */
    color: #FF453A;
    border: 1px solid rgba(255, 69, 58, 0.4);
  }
  .franja.selected {
    background: #0A84FF !important;
    border-color: #0A84FF !important;
  }
  .franja-seleccion-info {
    background: rgba(10, 132, 255, 0.15);
    color: #0A84FF;
  }
  .btn-limpiar-franjas {
    color: #EBEBF599;
  }
  .btn-limpiar-franjas:hover {
    background: rgba(255,255,255,0.1);
  }
  .validacion-resultado.ok {
    background: rgba(48, 209, 88, 0.15);
    color: #30D158;
    border: 1px solid rgba(48, 209, 88, 0.3);
  }
  .validacion-resultado.error {
    background: rgba(255, 69, 58, 0.15);
    color: #FF453A;
    border: 1px solid rgba(255, 69, 58, 0.3);
  }
  /* Multi-fecha dark */
  .form-group .reserva-mode-radio:hover {
    background: rgba(255,255,255,0.06);
  }
  .reserva-range-info {
    background: rgba(10, 132, 255, 0.12);
    color: #0A84FF;
  }
  .btn-icon-sm {
    border-color: #48484A;
    color: #EBEBF599;
  }
  .btn-icon-sm:hover {
    background: rgba(255,255,255,0.08);
  }
  .checkbox-grid .grid-day {
    border-color: #48484A;
    color: var(--color-text-primary);
  }
  .checkbox-grid .grid-day.grid-day-selected {
    background: #0A84FF;
    border-color: #0A84FF;
  }
  .checkbox-grid .grid-day .grid-day-festiu {
    color: #FF453A;
  }
  .franja-min-warning {
    background: rgba(255, 214, 10, 0.12);
    color: #FFD60A;
  }
  .preview-item.preview-ok {
    background: rgba(48, 209, 88, 0.15);
    color: #30D158;
  }
  .preview-item.preview-conflict {
    background: rgba(255, 69, 58, 0.15);
    color: #FF453A;
  }
  .devolucion-item {
    background: var(--color-bg-elevated);
    border-color: #48484A;
  }
  .devolucion-input input {
    background: #2C2C2E;
    color: #FFFFFF;
    border-color: #48484A;
  }
  .btn-reservar-grupo {
    background: rgba(10, 132, 255, 0.12); /* Tinte azul suave estilo Telegram */
    border-color: rgba(10, 132, 255, 0.3);
    color: #0A84FF; /* iOS systemBlue dark */
  }
  .btn-reservar-grupo:hover {
    background: rgba(10, 132, 255, 0.2);
    color: #0A84FF;
  }
}

/* ========================================
   SLIDER DURACIÓN EXPRESS
   ======================================== */

.slider-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.duration-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  transition: background 0.2s ease;
}

.duration-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.duration-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.duration-slider::-webkit-slider-thumb:active {
  transform: scale(1.2);
}

.duration-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.duration-slider:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.duration-slider:disabled::-webkit-slider-thumb {
  cursor: not-allowed;
  background: var(--color-text-secondary);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  padding: 0 2px;
}

.slider-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.duracion-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 12px;
  font-size: var(--font-size-sm);
  font-weight: 700;
  border-radius: 20px;
  background: rgba(0, 122, 255, 0.14);
  color: #0071e3;
  min-width: 48px;
}

.info-devolucion {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.info-devolucion strong {
  color: var(--color-text-primary);
}

.alerta-conflicto {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

.alerta-conflicto .material-symbols-outlined {
  font-size: 18px;
  flex-shrink: 0;
}

.alerta-conflicto.aviso {
  background: rgba(255, 149, 0, 0.12);
  color: #c93400;
  border: 1px solid rgba(255, 149, 0, 0.3);
}

.alerta-conflicto.bloqueado {
  background: rgba(255, 59, 48, 0.12);
  color: #d70015;
  border: 1px solid rgba(255, 59, 48, 0.3);
}

/* Dark Mode - Slider */
@media (prefers-color-scheme: dark) {
  .duration-slider {
    background: #48484A;
  }
  .duration-slider::-webkit-slider-thumb {
    background: #0A84FF;
  }
  .duration-slider:disabled::-webkit-slider-thumb {
    background: #636366;
  }
  .duration-slider::-moz-range-thumb {
    background: #0A84FF;
  }
  .duracion-badge {
    background: rgba(10, 132, 255, 0.24);
    color: #64D2FF;
  }
  .alerta-conflicto.aviso {
    background: rgba(255, 159, 10, 0.15);
    color: #FF9F0A;
    border-color: rgba(255, 159, 10, 0.3);
  }
  .alerta-conflicto.bloqueado {
    background: rgba(255, 69, 58, 0.15);
    color: #FF453A;
    border-color: rgba(255, 69, 58, 0.3);
  }
}

/* ========================================
   SEGMENTED CONTROL INLINE (mòbil)
   ======================================== */

.inv-segmented-wrapper {
  position: sticky;
  top: 48px;
  z-index: 800;
  background: var(--color-bg-base);
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.inv-segmented-control {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.inv-segment {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px;
  border: none;
  border-radius: calc(var(--radius-lg) - 4px);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  position: relative;
}

.inv-segment:hover {
  background: var(--color-bg-hover);
}

.inv-segment.active {
  background: var(--color-primary);
  color: white;
}

.inv-segment .material-symbols-outlined {
  font-size: 16px;
}

.inv-segment-badge {
  position: absolute;
  top: 0;
  right: 2px;
  min-width: 16px;
  height: 16px;
  padding: 0 3px;
  background: var(--color-danger);
  color: white;
  font-size: 10px;
  font-weight: 600;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.inv-segment-badge-overdue {
  background: #FF453A;
  right: -10px;
  top: -2px;
}

.inv-segment-indicator {
  position: absolute;
  top: 4px;
  right: 6px;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

.inv-segment.active .inv-segment-indicator {
  background: white;
}

/* Tablet: top ajustat */
@media (min-width: 640px) and (max-width: 1023px) {
  .inv-segmented-wrapper {
    top: 52px;
  }
}

/* Desktop: amagar segmented control */
@media (min-width: 1024px) {
  .inv-segmented-wrapper {
    display: none;
  }
}

/* ========================================
   FAB CREAR MATERIAL
   ======================================== */

.fab-crear-material {
  position: fixed;
  bottom: 24px;
  right: 88px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary, #0A84FF);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  z-index: 100;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab-crear-material:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.fab-crear-material:active {
  transform: scale(0.95);
}

.fab-crear-material .material-symbols-outlined {
  font-size: 26px;
}

@media (max-width: 1023px) {
  .fab-crear-material {
    bottom: calc(70px + 16px);
  }

  body.seleccion-activa .fab-crear-material {
    bottom: calc(70px + 72px + 16px);
  }
}

@media (min-width: 1024px) {
  body.seleccion-activa .fab-crear-material {
    bottom: calc(80px + 16px);
  }
}

/* ========================================
   MODAL CREAR MATERIAL
   ======================================== */

.modal-crear-material {
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}

/* Image picker */
.crear-mat-image-section {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.crear-mat-image-picker {
  width: 128px;
  height: 128px;
  border: 2px dashed var(--color-border, rgba(0, 0, 0, 0.15));
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  overflow: hidden;
  position: relative;
  gap: 4px;
}

.crear-mat-image-picker:hover {
  border-color: var(--color-primary, #0A84FF);
  background: rgba(10, 132, 255, 0.05);
}

.crear-mat-image-picker .material-symbols-outlined {
  font-size: 32px;
  color: var(--color-text-secondary, #8E8E93);
}

.crear-mat-image-hint {
  font-size: 11px;
  color: var(--color-text-secondary, #8E8E93);
  text-align: center;
  padding: 0 8px;
}

.crear-mat-image-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 10px;
}

/* Form grid */
.crear-mat-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.crear-mat-full {
  grid-column: 1 / -1;
}

@media (max-width: 480px) {
  .crear-mat-form-grid {
    grid-template-columns: 1fr;
  }
}

/* Type toggle */
.crear-mat-type-toggle {
  display: flex;
  gap: 8px;
}

.crear-mat-type-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border: 1.5px solid var(--color-border, rgba(0, 0, 0, 0.15));
  border-radius: 10px;
  background: transparent;
  color: var(--color-text-secondary, #8E8E93);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.crear-mat-type-btn .material-symbols-outlined {
  font-size: 20px;
}

.crear-mat-type-btn.active {
  background: var(--color-primary, #0A84FF);
  color: white;
  border-color: var(--color-primary, #0A84FF);
}

/* Conditional fields */
.crear-mat-conditional {
  display: none;
  margin-bottom: 4px;
}

.crear-mat-conditional.visible {
  display: block;
}

/* ========================================
   DARK MODE — FAB + MODAL CREAR MATERIAL
   ======================================== */

@media (prefers-color-scheme: dark) {
  .fab-crear-material {
    background: #0A84FF;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  }

  .fab-crear-material:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  }

  .crear-mat-image-picker {
    border-color: rgba(255, 255, 255, 0.15);
  }

  .crear-mat-image-picker:hover {
    background: rgba(10, 132, 255, 0.1);
  }

  .crear-mat-type-btn {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--color-text-secondary, #8E8E93);
  }

  .crear-mat-type-btn.active {
    background: #0A84FF;
    border-color: #0A84FF;
    color: white;
  }
}

/* ========================================
   LIGHTBOX ZOOM IMATGE
   ======================================== */

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.lightbox-overlay.active {
  opacity: 1;
}

.lightbox-image {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 12px;
  pointer-events: none;
  transform: scale(0.92);
  transition: transform 0.2s ease;
}

.lightbox-overlay.active .lightbox-image {
  transform: scale(1);
}

/* Cursor de la imatge dins la card per indicar zoom */
.material-image {
  cursor: zoom-in;
}

@media (prefers-color-scheme: dark) {
  .lightbox-overlay {
    background: rgba(0, 0, 0, 0.75);
  }

  .lightbox-image {
    filter:
      drop-shadow(1px 0 0 white)
      drop-shadow(-1px 0 0 white)
      drop-shadow(0 1px 0 white)
      drop-shadow(0 -1px 0 white)
      drop-shadow(1px 1px 0 white)
      drop-shadow(-1px -1px 0 white);
  }
}