/* Grid Layout */
    .grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
      gap: 16px;
    }

    .card {
      background: var(--surface);
      border: 2px solid var(--border);
      border-radius: 16px;
      padding: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    }

    .card:hover {
      transform: translateY(-4px);
      border-color: var(--text-muted);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .card.caught {
      border-color: var(--accent);
      background: linear-gradient(180deg, #111c2a 0%, #0e2720 100%);
    }

    .card-content {
      padding: 12px 10px 8px 10px;
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      flex: 1;
    }

    .card-id {
      position: absolute;
      top: 8px;
      left: 10px;
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px;
      font-weight: 700;
      color: var(--text-dim);
    }

    .card-nat-subid {
      font-size: 9px;
      color: var(--text-dim);
      margin-top: -2px;
      font-family: 'JetBrains Mono', monospace;
    }

    .card-sprite-container {
      width: 86px;
      height: 86px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-top: 14px;
    }

    .card-sprite {
      width: 80px;
      height: 80px;
      object-fit: contain;
      image-rendering: pixelated;
      transition: transform 0.2s;
    }

    .card:hover .card-sprite {
      transform: scale(1.08);
    }

    .card-name {
      font-size: 13px;
      font-weight: 700;
      margin: 6px 0 4px 0;
      text-align: center;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      max-width: 100%;
    }

    .card-types {
      display: flex;
      gap: 4px;
      margin-bottom: 6px;
    }

    .type-badge {
      font-size: 9px;
      font-weight: 700;
      text-transform: uppercase;
      padding: 2px 6px;
      border-radius: 4px;
      color: #fff;
      letter-spacing: 0.5px;
      text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
    }

    /* Card Status Badge & Bottom Info Button */
    .card-status-badge {
      position: absolute;
      top: 8px;
      right: 10px;
      font-size: 10px;
      font-weight: 800;
      padding: 2px 6px;
      border-radius: 6px;
      user-select: none;
    }

    .card.caught .card-status-badge {
      color: #10b981;
      background: rgba(16, 185, 129, 0.15);
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .card:not(.caught) .card-status-badge {
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border);
    }

    .card-info-btn {
      width: 100%;
      padding: 9px 0;
      border: none;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.3px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      transition: all 0.2s ease;
      user-select: none;
      margin-top: auto;
      background: var(--surface-card);
      color: var(--text-muted);
      border-top: 1px solid var(--border);
    }

    .card-info-btn:hover {
      background: var(--surface-hover);
      color: var(--text);
      border-top-color: var(--accent);
    }

    /* Mobile Responsive Grid Optimization */
    @media (max-width: 640px) {
      .grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
      }

      .card {
        border-radius: 14px;
      }

      .card-content {
        padding: 10px 6px 6px 6px;
      }

      .card-id {
        font-size: 10px;
        top: 6px;
        left: 8px;
      }

      .card-status-badge {
        font-size: 9px;
        top: 6px;
        right: 8px;
        padding: 1px 5px;
      }

      .card-sprite-container {
        width: 72px;
        height: 72px;
        margin-top: 12px;
      }

      .card-sprite {
        width: 66px;
        height: 66px;
      }

      .card-name {
        font-size: 12px;
        margin: 4px 0 2px 0;
      }

      .type-badge {
        font-size: 8px;
        padding: 1px 5px;
      }

      .card-info-btn {
        padding: 8px 0;
        font-size: 10px;
      }
    }

    @media (max-width: 360px) {
      .grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 6px;
      }
    }