/**
 * Post Navigation Styles
 */

.post-meta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    /* Removed border for cleaner look */
}

.back-link {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-accent);
}

.reading-time {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.post-date {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-md);
    margin-top: calc(var(--spacing-xs) * -1);
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    /* Removed border for cleaner look */
    gap: var(--spacing-md);
}

.nav-next,
.nav-prev {
    flex: 1;
    max-width: 45%;
}

.nav-next {
    text-align: right;
}

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

.nav-label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-mono);
}

.post-navigation a {
    display: block;
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.post-navigation a:hover {
    color: var(--color-accent);
}

@media (max-width: 640px) {
    .post-navigation {
        flex-direction: column;
    }
    
    .nav-next,
    .nav-prev {
        max-width: 100%;
        text-align: left;
    }
    
    .nav-next {
        order: -1;
    }
}