.topology{margin:22px 0 26px}.topology-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}.topology h3{font-size:19px;letter-spacing:-.02em;margin:0 0 5px}.topology-heading p{margin:0}.topology-heading button{font-size:12px}.topology-filters{display:flex;gap:6px;flex-wrap:wrap;margin:16px 0 12px}.topology-filters button{min-height:32px;padding:5px 12px;font-size:12px}.topology-filters button[aria-pressed="true"]{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.topology-paths{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.topology-path-choice{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:13px;text-align:left;min-width:0;border-color:var(--line);background:var(--card);color:var(--text);border-radius:9px}.topology-path-choice strong{font-size:13px}.topology-path-choice small{font-size:11px;color:var(--muted)}.topology-path-choice[aria-pressed="true"]{border-color:var(--info);box-shadow:inset 0 0 0 1px var(--info);background:var(--info-bg)}.topology-badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;color:var(--muted);line-height:1.4}.topology-badge::before{content:"";background:currentColor;width:6px;height:6px;border-radius:50%;flex:none}.topology-badge.info{color:var(--info)}.topology-badge.ok{color:var(--ok)}.topology-badge.bad{color:var(--warn)}.topology-badge.caution{color:var(--network-caution)}.topology-diagram{padding:20px;margin:13px 0 0;background:var(--card);border:1px solid var(--line);border-radius:10px}.topology-diagram-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.topology-diagram-heading h4{font-size:17px;margin:0}.topology-diagram-heading p{margin:4px 0 0}.topology-chain{display:flex;align-items:center;margin:26px 0 20px;gap:0;min-height:104px}.topology-node{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:5px;align-items:center;text-align:center;padding:13px 7px;border:1px solid var(--line);border-radius:9px;background:var(--bg);position:relative;z-index:1}.topology-node strong{font-size:13px;overflow-wrap:anywhere}.topology-node small{font-size:10px;line-height:1.4;color:var(--muted);overflow-wrap:anywhere}.topology-node-icon{display:flex;align-items:center;justify-content:center;border-radius:8px;background:var(--card);color:var(--info);width:31px;height:28px;font-size:21px;line-height:1}.topology-edge{position:relative;flex:0 1 60px;min-width:24px;height:28px;color:var(--muted);overflow:hidden}.topology-edge::before{content:"";position:absolute;top:13px;left:0;right:0;height:2px;background:repeating-linear-gradient(to right,currentColor 0 4px,transparent 4px 8px);opacity:.5}.topology-edge.info{color:var(--info)}.topology-edge.ok{color:var(--ok)}.topology-edge.bad{color:var(--warn)}.topology-edge.caution{color:var(--network-caution)}.topology-arrow{position:absolute;top:10px;right:4px;width:7px;height:7px;border-right:2px solid currentColor;border-top:2px solid currentColor;transform:rotate(45deg)}.topology-pulse{display:none;position:absolute;top:10px;width:8px;height:8px;border-radius:50%;background:currentColor;animation:topology-travel 2.6s linear infinite}.topology-edge.info .topology-pulse,.topology-edge.ok .topology-pulse{display:block}.edge-1 .topology-pulse{animation-delay:-1.8s}.edge-2 .topology-pulse{animation-delay:-1s}.edge-3 .topology-pulse{animation-delay:-.2s}.topology-paused .topology-pulse,#network-panel[hidden] .topology-pulse{animation-play-state:paused;opacity:.5}.topology-edge.bad::after{content:"×";position:absolute;left:42%;top:1px;font-weight:700;font-size:20px;line-height:24px;background:var(--card)}@keyframes topology-travel{0%{left:-10%;opacity:0}15%{opacity:1}85%{opacity:1}100%{left:100%;opacity:0}}.topology-path-note{margin:0;font-size:12px;line-height:1.6;color:var(--muted);border-top:1px solid var(--line);padding-top:12px}.topology-legend{display:flex;align-items:center;flex-wrap:wrap;gap:8px 17px;font-size:11px;color:var(--muted);margin:12px 0}.topology-legend span::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:5px;background:var(--muted)}.topology-legend .confirmed::before{background:var(--ok)}.topology-legend .process::before{background:var(--info)}.topology-legend .failed::before{background:var(--warn)}.topology-explanation{font-size:12px;line-height:1.55;color:var(--muted);margin:6px 0}.topology-units-details{font-size:12px;margin:12px 0}.topology-units-details summary,.route-planner summary,.topology-candidate summary{cursor:pointer;font-weight:600;padding:4px 0}.topology-units{list-style:none;padding:0;margin:10px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.topology-units li{display:flex;flex-wrap:wrap;gap:6px 10px;border:1px solid var(--line);border-radius:6px;padding:8px}.topology-units small{color:var(--muted)}.route-planner{margin:18px 0;padding:16px 18px}.route-planner summary{display:flex;align-items:center;justify-content:space-between;gap:8px}.route-planner summary span{font-size:11px;font-weight:400;color:var(--info);background:var(--info-bg);padding:4px 8px;border-radius:6px}.route-plan-note{background:var(--info-bg);padding:11px 13px;border-radius:6px;font-size:13px;line-height:1.55}.route-plan-controls{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}.route-plan-controls label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:var(--muted)}.route-plan-controls select{width:100%;max-width:100%;padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--text);font:inherit;font-size:13px}.route-preview{font-size:13px;line-height:1.65}.route-preview-path{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--bg);padding:12px;border-radius:7px;font-size:14px}.route-preview-path>strong{color:var(--info)}.route-preview ol{padding-left:20px}.route-preview li{padding:3px 0}.route-caution{border-left:3px solid var(--network-caution);padding:9px 12px;background:var(--network-caution-bg);color:var(--network-caution)}.topology-candidate{font-size:13px;line-height:1.65;margin:16px 0 8px}.topology-candidate p{margin:9px 0}.topology-candidate a{color:var(--info)}.topology-candidate-path{padding:11px;border:1px dashed var(--line);border-radius:7px;background:var(--bg);font-weight:600}.network-link-heading{font-size:19px;margin:28px 0 12px}#topology-units-details[hidden]{display:none}@media(max-width:850px){.topology-paths{grid-template-columns:repeat(2,minmax(0,1fr))}.topology-node{padding:10px 4px}.topology-node strong{font-size:12px}.topology-edge{flex-basis:35px}}@media(max-width:600px){.topology-diagram{padding:16px}.topology-diagram-heading{flex-wrap:wrap}.topology-chain{flex-direction:column;margin:20px 0;gap:0}.topology-node{width:100%;padding:10px 14px;display:grid;grid-template-columns:32px 1fr;align-items:center;text-align:left;gap:3px 12px}.topology-node-icon{grid-row:1/3}.topology-node strong{font-size:14px}.topology-node small{font-size:11px}.topology-edge{width:30px;min-height:29px;flex:0 0 29px}.topology-edge::before{top:0;bottom:0;left:14px;width:2px;height:auto;background:repeating-linear-gradient(to bottom,currentColor 0 4px,transparent 4px 8px)}.topology-arrow{top:auto;bottom:4px;right:11px;transform:rotate(135deg)}.topology-pulse{left:11px;top:0;animation-name:topology-travel-down}.topology-edge.bad::after{top:0;left:8px}.topology-path-choice{padding:11px}.topology-path-choice strong{font-size:12px}.route-plan-controls{grid-template-columns:1fr}.route-planner summary{align-items:flex-start;flex-direction:column}.topology-units{grid-template-columns:1fr}@keyframes topology-travel-down{0%{top:-10%;opacity:0}15%{opacity:1}85%{opacity:1}100%{top:100%;opacity:0}}}@media(prefers-reduced-motion:reduce){.topology-pulse{animation:none!important;display:none!important}}