.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin: 30px 0;
    padding: 20px 0;
    border-top: 2px solid #eee;
    border-bottom: 2px solid #eee;
}
.post-navigation .nav-previous,
.post-navigation .nav-next {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #333;
    flex: 1;
    max-width: 48%;
}
.post-navigation .nav-next {
    justify-content: flex-end;
    text-align: right;
}
.post-navigation img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
}
.post-navigation .nav-label {
    font-size: 12px;
    color: #999;
    display: block;
}
.post-navigation .nav-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}
@media (max-width: 767px) {
    .post-navigation {
        flex-direction: column;
        gap: 12px;
    }
    .post-navigation .nav-previous,
    .post-navigation .nav-next {
        max-width: 100%;
        width: 100%;
    }
    .post-navigation .nav-next {
        justify-content: flex-start;
        text-align: left;
        flex-direction: row-reverse;
    }
}