.manual-breadcrumb {
    margin: 0 0 12px;
    font-size: 14px;
    line-height: 1.4;
}

.manual-breadcrumb a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
}

.manual-breadcrumb a:hover {
    text-decoration: underline;
}

.manual-breadcrumb span {
    color: #666;
}

.pdf-catalog-page__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 24px;
}

.pdf-catalog-page__head h1 {
    margin: 0;
}

.pdf-catalog-page__download-all {
    flex: 0 0 auto;
}

.pdf-catalog-page__layout {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.pdf-catalog-sidebar {
    flex: 0 0 280px;
    padding: 24px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

.pdf-catalog-sidebar__back {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
    color: #111111;
    font-size: 16px;
    text-decoration: none;
}

.pdf-catalog-sidebar__back img {
    width: 20px;
    height: 20px;
}

.pdf-catalog-sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pdf-catalog-sidebar__link {
    color: #111111;
    font-size: 16px;
    text-decoration: none;
}

.pdf-catalog-sidebar__link:hover {
    text-decoration: underline;
}

.pdf-catalog-sidebar__link.is-active {
    color: #98070A;
    font-weight: 600;
}

.pdf-catalog-grid {
    flex: 1 1 auto;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.pdf-catalog-empty {
    color: #666;
}

.pdf-catalog-card {
    border-radius: 8px;
    overflow: hidden;
    background: #f6f5f5;
}

.pdf-catalog-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.pdf-catalog-card__icon img {
    display: block;
    width: 100%;
    height: auto;
}

.pdf-catalog-card__body {
    padding: 0 16px 16px;
}

.pdf-catalog-card__title {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 16px;
    font-weight: 600;
    color: #111111;
}

.pdf-catalog-card__actions {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pdf-catalog-card__view img,
.pdf-catalog-card__download img {
    width: 18px;
    height: 18px;
}

.pdf-catalog-card__text {
    font-size: 13px;
    line-height: 1.4;
    color: #747474;
}

@media (max-width: 1023px) {
    .pdf-catalog-page__layout {
        flex-direction: column;
    }

    .pdf-catalog-sidebar {
        flex-basis: auto;
        width: 100%;
    }

    .pdf-catalog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 599px) {
    .pdf-catalog-page__head {
        flex-direction: column;
    }

    .pdf-catalog-grid {
        grid-template-columns: 1fr;
    }
}