/* Deep Learning hub — prev/next text navigation */
.dl-page-nav {
    margin: 0 0 1.5rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(44, 62, 80, 0.12);
}

.dl-page-nav--bottom {
    margin: 2rem 0 0;
    padding: 1rem 0 0;
    border-bottom: none;
    border-top: 1px solid rgba(44, 62, 80, 0.12);
}

.dl-page-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.dl-page-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: #2c3e50;
    text-decoration: none;
    padding: 0.35rem 0;
    border-bottom: 1px solid transparent;
    transition: color 0.2s ease, border-color 0.2s ease;
    max-width: 48%;
    line-height: 1.4;
}

.dl-page-nav-link:hover {
    color: #3498db;
    border-bottom-color: #3498db;
}

.dl-page-nav-prev {
    text-align: left;
}

.dl-page-nav-next {
    text-align: right;
    margin-left: auto;
}

.dl-page-nav-label {
    color: #6c757d;
    font-weight: 500;
}

.dl-page-nav-placeholder {
    flex: 1;
    min-width: 0;
}

@media (max-width: 576px) {
    .dl-page-nav-link {
        max-width: 100%;
        font-size: 0.9rem;
    }

    .dl-page-nav-inner {
        flex-direction: column;
        align-items: stretch;
    }

    .dl-page-nav-next {
        margin-left: 0;
        text-align: left;
    }
}