/* ========================================================================
   KnigaNet collection cards
   ======================================================================== */
.kn-single-collections {
    margin: 28px 0;
    padding: 24px;
    border: 1px solid var(--kn-line);
    border-radius: 24px;
    background: rgba(255, 255, 255, .86);
    box-shadow: 0 16px 38px rgba(15, 23, 42, .06);
}

.kn-single-collections__head {
    margin-bottom: 16px;
}

.kn-single-collections__head span {
    color: var(--kn-accent);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.kn-single-collections__head h2 {
    margin: 6px 0 0 !important;
    color: var(--kn-ink) !important;
    font-size: 24px !important;
    font-weight: 900 !important;
    line-height: 1.18 !important;
}

.kn-single-collections__slider {
    overflow: hidden;
    padding: 2px 0 18px;
    margin-bottom: -18px;
}

.kn-single-collections__slider:not(.swiper-initialized) .swiper-wrapper {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.kn-single-collections__slider .swiper-wrapper {
    align-items: stretch;
}

.kn-single-collections__slide {
    display: flex;
    height: auto;
}

.kn-single-collections__slide .kn-collection-card {
    width: 100%;
}

.kn-single-collections__controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 16px;
}

.kn-single-collections__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--kn-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, .94);
    color: var(--kn-ink);
    cursor: pointer;
}

.kn-single-collections__arrow svg {
    width: 18px;
    height: 18px;
}

.kn-single-collections__pagination.swiper-pagination-bullets {
    position: static;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: auto;
    gap: 7px;
    margin: 0 6px;
}

.kn-single-collections__pagination .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    margin: 0 !important;
    background: var(--kn-muted);
    opacity: .32;
}

.kn-single-collections__pagination .swiper-pagination-bullet-active {
    background: var(--kn-accent);
    opacity: 1;
}

.kn-single-collections__arrow.swiper-button-lock,
.kn-single-collections__pagination.swiper-pagination-lock {
    display: none;
}

.kf-podborka-premium-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 0;
    height: 270px;
    padding: 20px;
    overflow: visible;
    border: 1px solid var(--kn-line);
    border-left: 5px solid color-mix(in srgb, var(--kn-accent) 64%, #ffffff);
    border-radius: 20px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 10px 18px rgba(15, 23, 42, .05);
    cursor: pointer;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.kf-podborka-premium-card:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--kn-accent) 44%, var(--kn-line));
    box-shadow: 0 12px 20px rgba(15, 23, 42, .07);
}

.kf-podborka-info-side {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    height: 100%;
    min-width: 0;
    gap: 8px;
}

.kf-podborka-title {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    margin: 0 !important;
    font-size: 19px !important;
    font-weight: 820 !important;
    line-height: 1.16 !important;
}

.kf-podborka-title a {
    color: var(--kn-ink) !important;
    text-decoration: none !important;
}

.kf-podborka-premium-card:hover .kf-podborka-title a {
    color: color-mix(in srgb, var(--kn-accent) 72%, #25314a) !important;
}

.kf-podborka-author-line,
.kf-podborka-footer-metrics {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.kf-podborka-footer-metrics {
    margin-top: auto;
}

.kf-podborka-count-badge,
.kf-metric-pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 11px;
    border-radius: 999px;
    background: #f4f7fb;
    color: var(--kn-slate);
    font-size: 12px;
    font-weight: 850;
}

.kf-podborka-divider,
.kf-podborka-author-name {
    color: var(--kn-muted);
    font-size: 12px;
    font-weight: 800;
}

.kf-podborka-excerpt {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    max-width: 520px;
    color: var(--kn-muted);
    font-size: 13px;
    font-weight: 620;
    line-height: 1.38;
}

.kf-metric-pill {
    gap: 5px;
    min-height: 30px;
    border: 1px solid var(--kn-line);
    background: #ffffff;
}

.kf-metric-pill small {
    display: inline-flex;
    min-width: 18px;
    height: 18px;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--kn-surface-soft);
    color: var(--kn-muted);
    font-size: 10px;
    font-weight: 900;
    line-height: 1;
}

.kf-metric-star {
    color: #d39a35;
}

.kf-metric-views {
    color: var(--kn-accent);
}

.kf-metric-comments {
    color: #667085;
}

.kf-podborka-visual-side {
    display: flex;
    flex: 0 0 118px;
    align-items: center;
    justify-content: flex-start;
    min-width: 118px;
}

.kf-book-stack-wrapper {
    position: relative;
    width: 92px;
    height: 126px;
}

.kf-stacked-book-cover {
    position: absolute;
    inset: 0 auto auto 0;
    width: 82px;
    height: 116px;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 6px 8px 16px rgba(15, 23, 42, .16);
    transform-origin: bottom center;
    transition: transform .28s cubic-bezier(.2, .8, .2, 1), opacity .28s ease;
}

.kf-stacked-book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.kf-stack-layer-0 {
    z-index: 4;
}

.kf-stack-layer-1 {
    z-index: 3;
    transform: translateX(18px) rotate(5deg) scale(.94);
    opacity: .88;
}

.kf-stack-layer-2 {
    z-index: 2;
    transform: translateX(36px) rotate(10deg) scale(.88);
    opacity: .72;
}

.kf-stack-layer-3 {
    z-index: 1;
    transform: translateX(52px) rotate(15deg) scale(.82);
    opacity: .55;
}

.kf-podborka-premium-card:hover .kf-stack-layer-1 {
    transform: translateX(28px) rotate(8deg) scale(.95);
    opacity: .98;
}

.kf-podborka-premium-card:hover .kf-stack-layer-2 {
    transform: translateX(52px) rotate(15deg) scale(.9);
    opacity: .86;
}

.kf-podborka-premium-card:hover .kf-stack-layer-3 {
    transform: translateX(74px) rotate(22deg) scale(.84);
    opacity: .68;
}

@media (max-width: 1180px) {
    .kf-podborka-premium-card {
        height: auto;
        min-height: 270px;
        flex-direction: column-reverse;
        align-items: flex-start;
    }

    .kf-podborka-visual-side {
        justify-content: center;
        width: 100%;
        min-width: 0;
        flex-basis: auto;
    }

    .kf-book-stack-wrapper {
        width: 118px;
        height: 126px;
    }
}

@media (max-width: 720px) {
    .kn-single-collections {
        padding: 18px;
        border-radius: 20px;
    }

    .kn-single-collections__head h2 {
        font-size: 21px !important;
    }

    .kn-single-collections__controls {
        justify-content: center;
    }

    .kn-single-collections__slider:not(.swiper-initialized) .swiper-wrapper {
        grid-template-columns: 1fr;
    }

    .kf-podborka-premium-card {
        min-height: 0;
        padding: 18px;
    }

    .kn-single-collections .kf-podborka-premium-card {
        height: auto;
        min-height: 270px;
    }

    .kn-single-collections .kf-podborka-title,
    .kf-podborka-title {
        -webkit-line-clamp: 4;
    }

    .kf-podborka-title {
        font-size: 19px !important;
    }

    .kf-podborka-visual-side {
        justify-content: center;
        flex-basis: auto;
        min-width: 0;
        width: 100%;
    }

    .kf-book-stack-wrapper {
        width: 88px;
        height: 126px;
    }

    .kf-stacked-book-cover {
        width: 78px;
        height: 112px;
    }
}
@media (max-width: 420px) {
    .kf-podborka-premium-card {
        flex-direction: column-reverse;
        align-items: stretch;
    }

    .kf-podborka-visual-side {
        justify-content: center;
        width: 100%;
        flex-basis: auto;
    }
}

/* Responsive collection card rules moved from the common catalog stylesheet. */
@media (max-width: 560px) {
.kn-collection-card__link {
        min-height: 0;
        padding: 18px;
    }

.kn-collection-card__copy strong {
        font-size: 19px;
    }

.kn-collection-card__stack {
        flex-basis: 96px;
        height: 128px;
    }

.kn-collection-card__cover {
        width: 78px;
        height: 112px;
    }
}

@media (max-width: 420px) {
.kn-collection-card__link {
        flex-direction: column-reverse;
        align-items: flex-start;
    }

.kn-collection-card__stack {
        width: 126px;
        flex-basis: auto;
    }
}