.gallery-index-grid {
    margin-top: 0.5rem;
  }
  .gallery-index-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-align: center;
    background: #f4f4f5;
    border: 1px solid #e4e4e7;
    border-radius: 16px;
    padding: 1.35rem 1.35rem 1.5rem;
    color: #18181b;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
    text-decoration: none;
  }
  .gallery-index-card:hover {
    border-color: #d4d4d8;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
    color: #18181b;
  }
  .gallery-index-card__thumb {
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(165deg, #e4e4e7 0%, #d4d4d8 55%, #f4f4f5 100%);
    margin: 0 0 1rem;
    padding: 0.75rem;
    box-sizing: border-box;
  }
  .gallery-index-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.65);
  }
  .gallery-index-card__thumb-letter {
    font-size: 2.5rem;
    font-weight: 600;
    color: #71717a;
    line-height: 1;
  }
  .gallery-index-card__title {
    font-size: 1.05rem;
    font-weight: 600;
    color: #09090b;
    margin: 0 0 0.5rem;
    line-height: 1.35;
  }
  .gallery-index-card__excerpt {
    font-size: 0.9375rem;
    line-height: 1.55;
    color: #52525b;
    margin: 0 0 1rem;
    flex-grow: 1;
  }
  .gallery-index-card__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    width: 100%;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid #e4e4e7;
    font-size: 0.875rem;
    font-weight: 600;
    color: #ea2b16;
  }
  .gallery-detail-desc {
    text-align: center;
  }
  .gallery-detail-desc p,
  .gallery-detail-desc ul,
  .gallery-detail-desc ol {
    text-align: center;
  }
  .gallery-image-grid {
    margin-top: 0.25rem;
  }
  .gallery-image-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-align: center;
    align-items: center;
    background: rgba(24, 24, 27, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }
  .gallery-image-card:hover {
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  }
  .gallery-image-card__thumb {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.25);
    padding: 0.75rem;
    margin-bottom: 1rem;
    box-sizing: border-box;
  }
  .gallery-image-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
  }
  .gallery-image-card__title {
    font-size: 1rem;
    font-weight: 600;
    color: #fafafa;
    margin: 0 0 0.5rem;
    line-height: 1.4;
    text-align: center;
    width: 100%;
  }
  .gallery-image-card__desc {
    font-size: 0.9375rem;
    line-height: 1.55;
    color: #a1a1aa;
    flex-grow: 1;
    margin: 0;
    text-align: center;
    width: 100%;
  }
  .gallery-image-card__desc p,
  .gallery-image-card__desc ul,
  .gallery-image-card__desc ol {
    text-align: center;
  }
  @media (max-width: 575px) {
    .gallery-index-card,
    .gallery-image-card {
      padding: 0.875rem;
    }
    .gallery-index-card__thumb,
    .gallery-image-card__thumb {
      padding: 0.625rem;
    }
  }