/* Digital Books public shop — cover-first, no software marketplace chrome */

.pdb-book-shop {
    --pdb-ink: #0f172a;
    --pdb-muted: #64748b;
    --pdb-line: #e2e8f0;
    --pdb-accent: #1d4ed8;
    --pdb-accent-soft: #eff6ff;
    --pdb-green: #15803d;
    --pdb-green-soft: #ecfdf5;
}

.pdb-book-detail__card {
    display: flex;
    align-items: flex-start;
    gap: 0;
    background: #fff;
    border: 1px solid var(--pdb-line);
    border-radius: 1.15rem;
    overflow: hidden;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.pdb-book-detail__cover {
    position: relative;
    flex: 0 0 240px;
    width: 240px;
    align-self: flex-start;
    background: #0b1220;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

@media (min-width: 992px) {
    .pdb-book-detail__cover {
        flex-basis: 300px;
        width: 300px;
    }
}

.pdb-book-detail__cover img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.pdb-book-detail__badge {
    position: absolute;
    top: 0.85rem;
    left: 0.85rem;
    z-index: 1;
    background: rgba(255, 255, 255, 0.96);
    color: var(--pdb-ink);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.3rem 0.55rem;
    border-radius: 999px;
}

.pdb-book-detail__body {
    flex: 1 1 auto;
    min-width: 0;
    padding: 1.5rem 1.6rem 1.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.pdb-book-detail__title {
    font-size: clamp(1.35rem, 2.2vw, 1.85rem);
    font-weight: 750;
    color: var(--pdb-ink);
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin: 0;
}

.pdb-book-detail__byline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem 1rem;
}

.pdb-book-detail__author {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0;
    color: var(--pdb-muted);
    font-size: 0.98rem;
}

.pdb-book-detail__author-icon {
    display: inline-flex;
    width: 1.1rem;
    height: 1.1rem;
    color: #94a3b8;
    flex-shrink: 0;
}

.pdb-book-detail__author-icon svg {
    width: 100%;
    height: 100%;
}

.pdb-book-detail__cat-pill {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    color: #1e293b !important;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pdb-book-detail__cat-pill::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
    animation: pdbCategoryDotPulse 2s ease-out infinite;
    flex-shrink: 0;
}

.pdb-book-detail__cat-pill:hover {
    background: #f0f0f0;
    border-color: #d1d1d1;
    color: #0a0a0a !important;
}

@keyframes pdbCategoryDotPulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.pdb-book-detail__proof {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem 0.85rem;
    padding: 0.45rem 0.75rem;
    background: #f1f5f9;
    border-radius: 0.65rem;
    width: fit-content;
    max-width: 100%;
}

.pdb-book-detail__reviews {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.pdb-book-detail__reviews-count {
    color: #64748b;
    font-size: 0.9rem;
}

.pdb-book-detail__proof-divider {
    width: 1px;
    height: 1rem;
    background: #cbd5e1;
}

.pdb-book-detail__sales {
    display: inline-flex;
    align-items: baseline;
    gap: 0.3rem;
    font-size: 0.9rem;
    color: #475569;
}

.pdb-book-detail__sales-value {
    font-weight: 700;
    color: var(--pdb-ink);
}

.pdb-book-detail__desc-wrap {
    max-width: 42rem;
}

.pdb-book-detail__desc {
    color: #334155;
    font-size: 0.95rem;
    line-height: 1.55;
}

.pdb-book-detail__desc p:last-child {
    margin-bottom: 0;
}

.pdb-book-detail__desc-wrap.is-clamped [data-pdb-desc-full] {
    display: none;
}

.pdb-book-detail__desc-wrap:not(.is-clamped) [data-pdb-desc-short] {
    display: none;
}

.pdb-book-detail__desc-wrap.is-expanded [data-pdb-desc-full] {
    display: block;
}

.pdb-book-detail__desc-wrap.is-expanded [data-pdb-desc-short] {
    display: none;
}

.pdb-book-detail__read-more {
    margin-top: 0.35rem;
    padding: 0;
    border: 0;
    background: none;
    color: var(--pdb-accent);
    font-weight: 650;
    font-size: 0.9rem;
    cursor: pointer;
}

.pdb-book-detail__meta {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.65rem 0.75rem;
    padding: 1rem 0;
    border-top: 1px solid var(--pdb-line);
    border-bottom: 1px solid var(--pdb-line);
}

.pdb-book-detail__meta-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.35rem;
    min-width: 0;
}

.pdb-book-detail__meta-label {
    font-size: 0.72rem;
    color: var(--pdb-muted);
}

.pdb-book-detail__meta-icon {
    width: 1.7rem;
    height: 1.7rem;
    color: var(--pdb-ink);
}

.pdb-book-detail__meta-icon svg {
    width: 100%;
    height: 100%;
}

.pdb-book-detail__meta-value {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--pdb-ink);
    word-break: break-word;
}

.pdb-book-detail__formats {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.pdb-book-detail__formats-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--pdb-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pdb-book-detail__format-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.55rem;
}

.pdb-book-detail__format {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    text-align: left;
    padding: 0.75rem 0.85rem;
    border-radius: 0.75rem;
    border: 1.5px solid #cbd5e1;
    background: #fff;
    cursor: pointer;
    color: var(--pdb-ink);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.pdb-book-detail__format:hover:not(:disabled) {
    border-color: #94a3b8;
}

.pdb-book-detail__format.is-selected {
    border-color: #16a34a;
    background: var(--pdb-green-soft);
    box-shadow: 0 0 0 1px rgba(22, 163, 74, 0.25);
}

.pdb-book-detail__format.is-disabled,
.pdb-book-detail__format:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    background: #f8fafc;
}

.pdb-book-detail__format-name {
    font-size: 0.82rem;
    font-weight: 650;
    line-height: 1.3;
}

.pdb-book-detail__format-price {
    font-size: 0.9rem;
    font-weight: 750;
    color: var(--pdb-green);
}

.pdb-book-detail__format-soon {
    font-size: 0.78rem;
    font-weight: 650;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.pdb-book-detail__purchase {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.15rem;
}

.pdb-book-detail__price-block {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.85rem 1rem;
    background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 55%, #ffffff 100%);
    border: 1px solid #bbf7d0;
    border-radius: 0.9rem;
    width: fit-content;
    min-width: 10rem;
}

.pdb-book-detail__price-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #166534;
}

.pdb-book-detail__price {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    margin: 0;
}

.pdb-book-detail__price-current {
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--pdb-green);
    line-height: 1.1;
}

.pdb-book-detail__price-old {
    font-size: 1rem;
    color: var(--pdb-muted);
    text-decoration: line-through;
}

.pdb-book-detail__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
}

.pdb-book-detail__cart {
    display: contents;
    margin: 0;
}

.pdb-book-detail__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.85rem;
    padding: 0.7rem 1.25rem;
    border-radius: 0.75rem;
    font-weight: 650;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
}

.pdb-book-detail__btn--preview {
    background: #fff;
    border-color: #93c5fd;
    color: var(--pdb-accent);
}

.pdb-book-detail__btn--cart {
    background: #fff;
    border-color: #cbd5e1;
    color: var(--pdb-ink);
}

.pdb-book-detail__btn--buy {
    background: #16a34a;
    border-color: #16a34a;
    color: #fff;
}

.pdb-book-detail__btn.disable,
.pdb-book-detail__btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.pdb-book-detail__preview-hint {
    margin: 0;
    font-size: 0.8rem;
    color: var(--pdb-muted);
}

@media (max-width: 991.98px) {
    .pdb-book-detail__format-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .pdb-book-detail__card {
        flex-direction: column;
        align-items: stretch;
    }

    .pdb-book-detail__cover {
        flex: none;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    .pdb-book-detail__cat-pill {
        margin-left: 0;
    }

    .pdb-book-detail__meta {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pdb-book-detail__price-block {
        width: 100%;
    }
}

/* Listing card */
.pdb-book-card-grid {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #fff;
    border: 1px solid var(--pdb-line, #e2e8f0);
    border-radius: 1rem;
    overflow: hidden;
    transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.pdb-book-card-grid:hover {
    border-color: #cbd5e1;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
    transform: translateY(-2px);
}

.pdb-book-card-grid__cover {
    display: block;
    background: #0b1220;
    aspect-ratio: 2 / 3;
    overflow: hidden;
}

.pdb-book-card-grid__cover img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.pdb-book-card-grid__body {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 1rem 1.05rem 1.1rem;
    flex: 1 1 auto;
}

.pdb-book-card-grid__title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pdb-book-card-grid__author {
    margin: 0;
    font-size: 0.85rem;
    color: #64748b;
}

.pdb-book-card-grid__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: auto;
    padding-top: 0.75rem;
}

.pdb-book-card-grid__price {
    font-size: 1.05rem;
    font-weight: 750;
    color: #0f172a;
}

.pdb-book-card-grid__price-old {
    font-size: 0.85rem;
    font-weight: 500;
    color: #94a3b8;
    text-decoration: line-through;
    margin-right: 0.35rem;
}

.pdb-book-card-grid__cta {
    font-size: 0.82rem;
    font-weight: 650;
    color: #1d4ed8;
    text-decoration: none;
    white-space: nowrap;
}