/* =========================
   NEW styles for card UI
   ========================= */

   .card {
    background: var(--file-card-bg);
    border-radius: 0.0625rem;
    cursor: pointer;
    transition: box-shadow 0.18s ease, outline-color 0.18s ease, transform 0.18s ease;
    max-width: 100%;
    max-height: 100%;
    overflow: hidden;
    margin-left: 0.5rem;
    margin-right: 0.5rem;
  }
  .card:hover {
    box-shadow: var(--shadow-md);
  }
  .card[data-selected="true"] {
    box-shadow: var(--shadow-sm);
  }
  
  /* While dragging */
  .card.dragging,
  .card:global(.dragging) {
    outline: 1px solid var(--border-strong);
    box-shadow: var(--shadow-md);
    transform: none !important;
  }
  
  /* -------- Header -------- */
  .header {
    height: 2.25rem;
    border-radius: 0.0625rem 0.0625rem 0 0;
    display: grid;
    grid-template-columns: 44px 1fr 44px;
    align-items: center;
    padding: 0 6px;
    user-select: none;
    background: var(--bg-toolbar);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-default);
  }
  .headerResting {
    background: #3B4B6E; /* dark blue for unselected in light mode */
    color: #FFFFFF;
    border-bottom: 1px solid var(--border-default);
  }
  .headerSelected {
    background: var(--header-selected-bg);
    color: var(--header-selected-fg);
    border-bottom: 1px solid var(--header-selected-bg);
  }
  
  /* Selected border color in light mode */
  :global([data-mantine-color-scheme="light"]) .card[data-selected="true"] {
    outline-color: var(--card-selected-border);
  }
  
  /* Reserve space for checkbox instead of logo */
  .logoMark {
    margin-left: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .headerIndex {
    text-align: center;
    font-weight: 500;
    font-size: 18px;
    letter-spacing: 0.04em;
  }
  
  .kebab {
    justify-self: end;
    color: inherit;
  }
  
  /* Menu dropdown */
  .menuDropdown {
    min-width: 210px;
  }
  
  /* -------- Title / Meta -------- */
  .title {
    line-height: 1.2;
    color: var(--text-primary);
  }
  .meta {
    margin-top: 2px;
    color: var(--text-secondary);
  }
  
  /* -------- Preview area -------- */
  .previewBox {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: var(--file-card-bg);
  }
  .previewPaper {
    width: 100%;
    height: calc(100% - 6px);
    min-height: 9rem;
    justify-content: center;
    display: grid;
    position: relative;
    overflow: hidden;
    background: var(--file-card-bg);
  }
  
  /* Thumbnail fallback */
  .previewPaper[data-thumb-missing="true"]::after {
    content: "No preview";
    position: absolute; inset: 0;
    display: grid; place-items: center;
    color: var(--text-secondary);
    font-weight: 600; font-size: 12px;
  }
  
  /* Drag handle grip */
  .dragHandle {
    position: absolute;
    bottom: 6px;
    right: 6px;
    color: var(--text-secondary);
    z-index: 1;
    cursor: grab;
    display: inline-flex;
  }
  
  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    .card,
    .menuDropdown {
      transition: none !important;
    }
  }

  /* =========================
     DARK MODE OVERRIDES
     ========================= */
  :global([data-mantine-color-scheme="dark"]) .card {
    outline-color: #3A4047; /* deselected stroke */
  }
  :global([data-mantine-color-scheme="dark"]) .card[data-selected="true"] {
    outline-color: #4B525A; /* selected stroke (subtle grey) */
  }
  :global([data-mantine-color-scheme="dark"]) .headerResting {
    background: #1F2329; /* requested default unselected color */
    color: var(--tool-header-text); /* #D0D6DC */
    border-bottom-color: var(--tool-header-border); /* #3A4047 */
  }
  :global([data-mantine-color-scheme="dark"]) .headerSelected {
    background: var(--tool-header-border); /* #3A4047 */
    color: var(--tool-header-text); /* #D0D6DC */
    border-bottom-color: var(--tool-header-border);
  }
  :global([data-mantine-color-scheme="dark"]) .title {
    color: #D0D6DC; /* title text */
  }
  :global([data-mantine-color-scheme="dark"]) .meta {
    color: #6B7280; /* subtitle text */
  }

  /* Light mode selected header stroke override */
  :global([data-mantine-color-scheme="light"]) .card[data-selected="true"] {
    outline-color: #3B4B6E;
  }
  
  /* =========================
     (Optional) legacy styles from your
     previous component kept here to
     avoid breaking other imports.
     They are not used by the new card.
     ========================= */
  
  .pageContainer {
    transition: transform 0.2s ease-in-out;
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
  }
  .pageContainer:hover { transform: scale(1.02) translateZ(0); }
  .pageContainer:hover .pageNumber { opacity: 1 !important; }
  .pageContainer:hover .pageHoverControls { opacity: 1 !important; }
  .checkboxContainer { transform: none !important; transition: none !important; }
  
  .pageMoveAnimation { transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
  .pageMoving { z-index: 10; transform: scale(1.05); box-shadow: 0 10px 30px rgba(0,0,0,0.3); }
  
  .multiDragIndicator {
    position: fixed;
    background: rgba(59, 130, 246, 0.9);
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    transform: translate(-50%, -50%);
    backdrop-filter: blur(4px);
  }
  
  @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.5} }
  .pulse { animation: pulse 1s infinite; }

  .actionsOverlay {
    position: absolute;
    left: 0;
    top: 44px; /* just below header */
    background: var(--bg-toolbar);
    border-bottom: 1px solid var(--border-default);
    z-index: 20;
    overflow: hidden;
    animation: slideDown 140ms ease-out;
    color: var(--text-primary);
  }
  @keyframes slideDown { from { transform: translateY(-8px); opacity: 0 } to { transform: translateY(0); opacity: 1 } }

  .actionRow {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
  }
  .actionRow:hover { background: var(--hover-bg); }
  .actionDanger { color: var(--text-brand-accent); }
  .actionsDivider { height: 1px; background: var(--border-default); margin: 4px 0; }

.pinIndicator {
  position: absolute;
  bottom: 4px;
  left: 4px;
  z-index: 1;
  color: rgba(0, 0, 0, 0.35); /* match drag handle color */
}

.unsupportedPill {
  margin-left: 1.75rem;
  background: #6B7280;
  color: white;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 10px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  height: 20px;
}