.stl-container{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;margin:30px 0}.stl-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;padding:12px;background:#f8f9fa;border-radius:6px;border:1px solid #e9ecef;justify-content:center}.stl-nav a{text-decoration:none;color:#495057;font-weight:600;font-size:.85rem;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #dee2e6;border-radius:4px;transition:all 0.2s ease}.stl-nav a:hover{background:var(--stl-primary,#0073aa);color:#fff;border-color:var(--stl-primary,#0073aa)}.stl-section{margin-bottom:40px}.stl-letter-title{font-size:1.8rem;margin-bottom:15px;color:#212529;border-bottom:2px solid var(--stl-primary,#0073aa);display:inline-block;padding-right:20px}.stl-tag-list{display:flex;flex-wrap:wrap;gap:12px}.stl-tag-item{display:inline-flex;align-items:center;text-decoration:none;background:#fff;border:1px solid #dee2e6;border-radius:20px;padding:6px 14px;transition:all 0.2s ease;color:#343a40}.stl-tag-item:hover{background:var(--stl-primary,#0073aa);color:#fff;border-color:var(--stl-primary,#0073aa);transform:translateY(-2px);box-shadow:0 4px 8px rgb(0 0 0 / .1)}.stl-tag-name{font-size:.95rem;font-weight:500}.stl-tag-count{font-size:.75rem;background:#f1f3f5;color:#868e96;border-radius:10px;padding:2px 8px;margin-left:8px;transition:all 0.2s ease}.stl-tag-item:hover .stl-tag-count{background:rgb(255 255 255 / .2);color:#fff}@media (max-width:600px){.stl-tag-list{gap:8px}.stl-tag-item{padding:5px 12px}.stl-letter-title{font-size:1.5rem}}