.series-header {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.series-cover {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--muted);
    overflow: hidden;
    position: relative;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

.series-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.series-info {
    max-width: none;
}

.series-meta {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.series-meta .authors {
    color: var(--text-secondary);
}

.status-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.status-completed {
    background: var(--success);
    color: white;
}

.status-badge.status-in-progress {
    background: var(--warning);
    color: white;
}

.status-badge.status-planned {
    background: var(--muted);
    color: var(--text-secondary);
}

.series-title {
    margin: 0 0 1rem 0;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.series-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin: 0 0 1.5rem 0;
    line-height: 1.6;
}

.series-stats {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.post-count {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* Series Posts Section */
.series-posts h2 {
    margin: 0 0 2rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.posts-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.no-posts {
    text-align: center;
    color: var(--text-tertiary);
    font-style: italic;
    padding: 2rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .series-title {
        font-size: 2rem;
    }
    
    .series-cover {
        aspect-ratio: 16/8;
    }
}