.series-index-content{max-width:1200px;margin:0 auto;padding:0 1rem}.series-index-header{text-align:center;margin-bottom:2rem;padding:1rem 0;border-bottom:1px solid var(--border-color)}.series-index-title{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:1rem;line-height:1.2}.series-stats{display:flex;justify-content:center;gap:2rem;font-size:0.9rem;color:var(--text-muted)}.stat{display:flex;align-items:center;gap:0.5rem}.series-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:2rem}.series-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:1.5rem;transition:all 0.2s ease}.series-card:hover{border-color:var(--primary-color);transform:translateY(-2px)}.series-content{margin-bottom:1rem}.series-meta{display:flex;gap:1rem;margin-bottom:0.75rem;font-size:0.8rem;color:var(--text-muted)}.series-count,.reading-time{display:flex;align-items:center;gap:0.25rem}.series-title{margin-bottom:0.75rem}.series-title a{color:var(--text-color);text-decoration:none;font-size:1.25rem;font-weight:600}.series-title a:hover{color:var(--primary-color)}.series-description{color:var(--text-muted);line-height:1.5;margin-bottom:1rem}.series-footer{display:flex;gap:0.75rem;margin-top:1rem}.series-image{text-align:center}.series-image img{max-width:100%;height:auto;border-radius:var(--border-radius)}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-muted)}.empty-state i{font-size:3rem;margin-bottom:1rem;color:var(--primary-color)}.empty-state h2{margin-bottom:1rem;color:var(--text-color)}.empty-state p{margin-bottom:2rem}.series-page{max-width:800px;margin:0 auto}.series-header{text-align:center;margin-bottom:0.25rem;padding:0.25rem 0;border-bottom:1px solid var(--border-color)}.series-title{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:1rem;line-height:1.2}.series-meta{display:flex;justify-content:center;gap:1rem;margin-bottom:1.5rem;font-size:0.9rem;color:var(--text-muted)}.series-count,.reading-time{display:flex;align-items:center;gap:0.5rem}.series-description{font-size:1.1rem;color:var(--text-color);line-height:1.6;max-width:600px;margin:0 auto}.series-progress-section{margin:0.5rem 0 0.25rem 0;padding:0.75rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius)}.series-progress-card{max-width:1000px;margin:0 auto}.series-progress-card .series-header{text-align:center;margin-bottom:0.25rem}.series-progress-card .series-header h3{font-size:1.5rem;margin-bottom:0.125rem;color:var(--primary-color)}.series-progress-card .series-meta{display:flex;justify-content:center;gap:0.5rem;font-size:0.9rem;color:var(--text-muted);margin-bottom:0.25rem}.part-info,.progress-percentage{font-weight:500}.series-progress-card .progress-bar{width:100%;height:8px;background:var(--border-color);border-radius:4px;overflow:hidden;margin-bottom:0.5rem}.series-progress-card .progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--accent-color));border-radius:4px;transition:width 0.3s ease}.series-progress-card .series-actions{display:flex;flex-direction:column;gap:0.25rem;align-items:center}.series-progress-card .series-nav-buttons{display:flex;gap:0.25rem;justify-content:center;flex-wrap:nowrap}.series-progress-card .btn{display:flex;align-items:center;gap:0.5rem;padding:0.75rem 1.5rem;font-size:0.9rem}.btn-outline{background:transparent;border:1px solid var(--border-color);color:var(--text-color)}.btn-outline:hover{background:var(--bg-tertiary);border-color:var(--primary-color)}@media(max-width:768px){.series-progress-section{margin:0.5rem 0 0.25rem 0;padding:0.75rem}.series-progress-card .series-meta{flex-direction:column;gap:0.5rem}.series-progress-card .series-nav-buttons{flex-direction:column;align-items:center;width:100%;gap:0.25rem}.series-progress-card .btn{width:100%;justify-content:center}}.series-progress{margin:2rem 0;padding:1.5rem;background:var(--bg-secondary);border-radius:var(--border-radius);border:1px solid var(--border-color)}.progress-bar{width:100%;height:8px;background:var(--border-color);border-radius:4px;overflow:hidden;margin-bottom:0.5rem}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--accent-color));border-radius:4px;transition:width 0.3s ease}.progress-text{text-align:center;font-size:0.9rem;color:var(--text-muted);margin:0}.series-articles{margin:3rem 0}.series-articles h2{font-size:1.8rem;margin-bottom:2rem;color:var(--text-color)}.article-list{list-style:none;padding:0;margin:0}.article-item{margin-bottom:1rem}.article-card{padding:1rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);margin-bottom:1rem}.article-content{width:100%}.article-meta{display:flex;align-items:center;gap:1rem;margin-bottom:0.75rem}.part-number{background:var(--primary-color);color:white;padding:0.25rem 0.75rem;border-radius:12px;font-size:0.8rem;font-weight:600}.article-tags{display:flex;gap:0.5rem;flex-wrap:wrap}.tag{background:var(--bg-tertiary);color:var(--text-muted);padding:0.2rem 0.5rem;border-radius:8px;font-size:0.75rem}.article-title{margin:0 0 0.75rem 0;font-size:1.3rem;line-height:1.3}.article-link{color:var(--text-color);text-decoration:none;transition:color 0.3s ease}.article-link:hover{color:var(--primary-color)}.article-summary{color:var(--text-muted);line-height:1.5;margin-bottom:1rem}.article-footer{display:flex;align-items:center;gap:1rem;font-size:0.85rem;color:var(--text-muted)}.article-date{font-weight:500}.series-progress-card .article-image{flex-shrink:0;width:120px;height:80px;border-radius:var(--border-radius);overflow:hidden}.series-progress-card .article-image img{width:100%;height:100%;object-fit:cover}.series-actions{display:flex;gap:0.5rem;justify-content:center;margin:0.5rem 0;padding:0.5rem 0;border-top:2px solid var(--border-color)}.btn-large{padding:1rem 2rem;font-size:1.1rem}.page-header{text-align:center;margin-bottom:3rem;padding:2rem 0}.page-header h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary-color)}.page-description{font-size:1.1rem;color:var(--text-muted);max-width:600px;margin:0 auto 2rem;line-height:1.6}.series-stats{display:flex;justify-content:center;gap:2rem}.stat{display:flex;align-items:center;gap:0.5rem;font-size:0.9rem;color:var(--text-muted)}.stat i{color:var(--primary-color)}.series-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin:2rem 0}.series-card{display:flex;flex-direction:column;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden;transition:all 0.3s ease}.series-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,0.1);border-color:var(--primary-color)}.series-card .series-content{padding:1.5rem;flex:1;display:flex;flex-direction:column}.series-card .series-meta{justify-content:flex-start;margin-bottom:1rem}.series-card .series-title{font-size:1.4rem;margin-bottom:0.75rem;text-align:left}.series-card .series-link{color:var(--text-color);text-decoration:none;transition:color 0.3s ease}.series-card .series-link:hover{color:var(--primary-color)}.series-card .series-description{color:var(--text-muted);line-height:1.5;margin-bottom:1.5rem;flex:1}.series-footer{display:flex;gap:0.75rem;margin-top:auto}.btn-small{padding:0.5rem 1rem;font-size:0.9rem}.series-card .series-image{width:100%;height:150px;overflow:hidden}.series-card .series-image img{width:100%;height:100%;object-fit:cover;transition:transform 0.3s ease}.series-card:hover .series-image img{transform:scale(1.05)}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-muted)}.empty-state i{font-size:4rem;color:var(--border-color);margin-bottom:1rem}.empty-state h2{font-size:1.5rem;margin-bottom:0.5rem;color:var(--text-color)}.empty-state p{margin-bottom:2rem;font-size:1rem}@media(max-width:768px){.series-title{font-size:2rem}.series-meta{flex-direction:column;gap:0.5rem}.article-card{flex-direction:column;gap:1rem}.series-progress-card .article-image{width:100%;height:200px}.series-actions{flex-direction:column;align-items:center}.series-grid{grid-template-columns:1fr}.series-stats{flex-direction:column;gap:1rem}.series-footer{flex-direction:column}}@media(max-width:480px){.series-page,.page-header{padding:1rem 0}.series-title{font-size:1.8rem}.article-card{padding:1rem}.series-card .series-content{padding:1rem}}