.bw-amazon-books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    grid-template-rows: auto auto auto auto 1fr auto;
    gap: 24px;
    padding: 16px 0;
}

.bw-grid-align-stretch {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) !important;
}

.bw-grid-align-left {
    grid-template-columns: repeat(auto-fill, 280px) !important;
    justify-content: start !important;
}

.bw-grid-align-center {
    grid-template-columns: repeat(auto-fill, 280px) !important;
    justify-content: center !important;
}

.bw-grid-align-right {
    grid-template-columns: repeat(auto-fill, 280px) !important;
    justify-content: end !important;
}

.bw-amazon-book-card {
    grid-row: span 6;
    display: grid;
    grid-template-rows: subgrid;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    box-sizing: border-box;
}

.bw-book-tagline:empty,
.bw-book-badges:empty,
.bw-book-desc-wrapper:empty,
.bw-book-cover-wrap:empty {
    margin: 0 !important;
    padding: 0 !important;
    min-height: 0 !important;
    height: 0 !important;
    background: transparent !important;
    overflow: hidden !important;
}

.bw-amazon-book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

.bw-book-cover-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 16px;
    background: #f8fafc;
    border-radius: 8px;
    padding: 16px;
    min-height: 200px;
}

.bw-book-cover {
    max-height: 180px;
    max-width: 100%;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.bw-book-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.bw-book-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bw-book-badge-author {
    background: #eff6ff;
    color: #1d4ed8;
}

.bw-book-badge-cat {
    background: #f0fdf4;
    color: #15803d;
}

.bw-book-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: #1e293b;
    line-height: 1.4;
}

.bw-book-tagline {
    font-size: 0.875rem;
    font-weight: 500;
    font-style: italic;
    color: #64748b;
    margin: 0 0 12px 0;
    line-height: 1.4;
}

.bw-book-desc {
    font-size: 0.9rem;
    color: #475569;
    margin: 0 0 20px 0;
    line-height: 1.6;
    flex-grow: 1;
}

.bw-book-actions {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.bw-book-btn {
    flex: 1;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 10px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: background-color 0.2s ease, border-color 0.2s ease;
    text-align: center;
    cursor: pointer;
}

.bw-book-btn-amazon {
    background: #ff9900;
    color: #000000;
    border: 1px solid #e68a00;
}

.bw-book-btn-amazon:hover {
    background: #e68a00;
}

.bw-book-btn-direct {
    background: #0f172a;
    color: #ffffff;
    border: 1px solid #0f172a;
}

.bw-book-btn-direct:hover {
    background: #1e293b;
    border-color: #1e293b;
}

.bw-amazon-book-empty {
    padding: 24px;
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    color: #64748b;
    text-align: center;
    font-size: 0.95rem;
}

.bw-amazon-book-card-mockup {
    opacity: 0.75;
}

.bw-book-author-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
    margin-right: 4px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

/* Vertical Alignment Classes */
.bw-align-top {
    align-self: flex-start;
    height: auto;
}

.bw-align-middle {
    align-self: center;
    height: auto;
}

.bw-align-bottom {
    align-self: flex-end;
    height: auto;
}

.bw-align-stretch {
    align-self: stretch;
    height: 100%;
}

/* Read More Interactive Toggle Classes */
.bw-book-desc-wrapper .bw-read-more-toggle {
    display: none !important;
}

.bw-book-desc-wrapper .bw-desc-full {
    display: none;
}

.bw-book-desc-wrapper .bw-read-more-btn {
    display: inline-block;
    color: #1d4ed8;
    font-weight: 600;
    cursor: pointer;
    margin: 8px 0 16px 0;
    font-size: 0.875rem;
    align-self: flex-start;
    text-decoration: none;
}

.bw-book-desc-wrapper .bw-read-more-btn:hover {
    text-decoration: underline;
}

.bw-book-desc-wrapper .bw-read-more-toggle:checked ~ .bw-desc-preview {
    display: none;
}

.bw-book-desc-wrapper .bw-read-more-toggle:checked ~ .bw-desc-full {
    display: block;
}

.bw-book-desc-wrapper .bw-read-more-toggle:checked ~ .bw-read-more-btn {
    display: none;
}

/* Mobile Viewport Responsiveness */
@media (max-width: 767px) {
    .bw-amazon-books-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .bw-amazon-book-card {
        width: 100% !important;
        align-self: stretch !important;
        height: auto !important;
    }
}

/* Stretch block wrappers so child alignment properties function correctly */
.wb-block[data-block-type="amazon-book"],
.wb-block[data-block-type="amazon-book-list"],
.wb-block-content[data-type="amazon-book"],
.wb-block-content[data-type="amazon-book-list"] {
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Allow columns containing books to stretch vertically */
.bw-public-layout-vertical:has([data-block-type="amazon-book"]),
.bw-public-layout-vertical:has([data-block-type="amazon-book-list"]) {
    align-items: stretch !important;
}