docs/assets/css/interactive-diagram.css

.interactive-diagram {
  --diagram-accent: var(--color-blue-500);
  --diagram-accent-soft: var(--color-blue-50);
  --diagram-border: var(--color-gray-200);
  --diagram-structure: var(--color-gray-500);
  --diagram-ink: var(--color-gray-900);
  --diagram-muted: var(--color-gray-600);
  --diagram-shared: var(--color-green-600);
  --diagram-brokered: var(--color-violet-600);
  --diagram-token-bg: var(--color-gray-900);
  --diagram-token-fg: white;
  overflow: hidden;
  border: 1px solid var(--diagram-border);
  border-radius: 0.5rem;
  background: white;
  color: var(--diagram-ink);
}

.dark .interactive-diagram {
  --diagram-accent: var(--color-blue-300);
  --diagram-accent-soft: var(--color-blue-950);
  --diagram-border: var(--color-gray-700);
  --diagram-structure: var(--color-gray-600);
  --diagram-ink: var(--color-gray-100);
  --diagram-muted: var(--color-gray-400);
  --diagram-shared: var(--color-green-400);
  --diagram-brokered: var(--color-violet-300);
  --diagram-token-bg: var(--color-blue-300);
  --diagram-token-fg: var(--color-gray-950);
  background: var(--color-gray-950);
}

.interactive-diagram__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 1rem;
  padding: 1.25rem 1.5rem 1rem;
  border-bottom: 1px solid var(--diagram-border);
}

.interactive-diagram__header-copy {
  min-width: 0;
}

.interactive-diagram--topology .interactive-diagram__header {
  grid-template-columns: minmax(0, 1fr);
}

.interactive-diagram__title,
.interactive-diagram__description,
.interactive-diagram__step-title,
.interactive-diagram__step-body,
.interactive-diagram__state {
  margin: 0;
}

.interactive-diagram__title {
  color: var(--diagram-ink);
  font-size: 1rem;
  font-weight: 650;
}

.interactive-diagram__description {
  margin-top: 0.25rem;
  color: var(--diagram-muted);
  font-size: 0.875rem;
  line-height: 1.45;
}

.interactive-diagram__stage {
  overflow-x: auto;
  background-color: var(--diagram-accent-soft);
  background-image:
    linear-gradient(
      to right,
      color-mix(in srgb, var(--diagram-border) 28%, transparent) 1px,
      transparent 1px
    ),
    linear-gradient(
      to bottom,
      color-mix(in srgb, var(--diagram-border) 28%, transparent) 1px,
      transparent 1px
    );
  background-size: 24px 24px;
}

.interactive-diagram__svg {
  display: block;
  width: 100%;
  min-width: 680px;
  height: auto;
  font-family: "Roboto Flex", sans-serif;
}

.interactive-diagram__boundary rect {
  fill: color-mix(in srgb, white 72%, transparent);
  stroke: var(--diagram-structure);
  stroke-width: 1.5;
  stroke-dasharray: 5 5;
}

.dark .interactive-diagram__boundary rect {
  fill: color-mix(in srgb, var(--color-gray-900) 82%, transparent);
}

.interactive-diagram__boundary--sandbox rect {
  stroke: color-mix(in srgb, var(--diagram-accent) 65%, var(--diagram-border));
  stroke-width: 2;
}

.interactive-diagram__boundary-label {
  fill: var(--diagram-muted);
  font-family: "Roboto Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.interactive-diagram__edge {
  stroke: var(--diagram-structure);
  stroke-width: 2;
  stroke-dasharray: 5 7;
  opacity: 0.5;
  transition:
    opacity 180ms ease,
    stroke 180ms ease,
    stroke-width 180ms ease;
}

.interactive-diagram__svg marker path {
  fill: context-stroke;
}

.interactive-diagram__edge.is-active {
  stroke: var(--diagram-accent);
  stroke-width: 3;
  stroke-dasharray: none;
  opacity: 1;
}

.interactive-diagram__edge--interactive {
  cursor: pointer;
  opacity: 0.82;
}

.interactive-diagram__edge--shared {
  stroke: var(--diagram-shared);
}

.interactive-diagram__edge--brokered {
  stroke: var(--diagram-brokered);
}

.interactive-diagram__edge-hit {
  stroke: transparent;
  stroke-width: 22;
  stroke-dasharray: none;
  pointer-events: stroke;
}

.interactive-diagram__edge-label rect {
  fill: white;
  stroke: var(--diagram-border);
  stroke-width: 1;
  stroke-dasharray: none;
}

.dark .interactive-diagram__edge-label rect {
  fill: var(--color-gray-900);
}

.interactive-diagram__edge-label-text {
  fill: var(--diagram-ink);
  stroke: none;
  font-family: "Roboto Mono", monospace;
  font-size: 10.5px;
  font-weight: 600;
  text-anchor: middle;
}

.interactive-diagram__edge--interactive.is-active
  .interactive-diagram__edge-label
  rect {
  stroke: var(--diagram-accent);
  stroke-width: 2;
}

.interactive-diagram__edge--interactive:focus-visible {
  outline: none;
}

.interactive-diagram__edge--interactive:focus-visible
  .interactive-diagram__edge-label
  rect {
  stroke: var(--color-blue-focusvisible);
  stroke-width: 3;
}

.interactive-diagram__node rect {
  fill: white;
  stroke: var(--diagram-structure);
  stroke-width: 1.5;
  transition:
    fill 180ms ease,
    stroke 180ms ease,
    stroke-width 180ms ease;
}

.interactive-diagram--topology .interactive-diagram__node {
  cursor: pointer;
  transition: opacity 180ms ease;
}

.interactive-diagram--topology .interactive-diagram__node:focus-visible {
  outline: none;
}

.interactive-diagram--topology .interactive-diagram__node:focus-visible rect {
  stroke: var(--color-blue-focusvisible);
  stroke-width: 3;
}

.dark .interactive-diagram__node rect {
  fill: var(--color-gray-900);
}

.interactive-diagram__node--context {
  color: var(--diagram-muted);
}

.interactive-diagram__node--context rect {
  fill: var(--color-gray-50);
  stroke-dasharray: 3 3;
}

.dark .interactive-diagram__node--context rect {
  fill: var(--color-gray-900);
}

.interactive-diagram__node--context .interactive-diagram__node-label {
  fill: var(--diagram-muted);
}

.interactive-diagram__node--secret rect {
  fill: var(--color-green-50);
  stroke: var(--color-green-400);
}

.interactive-diagram__node--shared rect {
  fill: var(--color-green-50);
  stroke: var(--diagram-shared);
}

.dark .interactive-diagram__node--shared rect {
  fill: var(--color-green-950);
}

.interactive-diagram__node--restricted rect {
  fill: var(--color-gray-50);
  stroke-dasharray: 3 3;
}

.dark .interactive-diagram__node--restricted rect {
  fill: var(--color-gray-900);
}

.dark .interactive-diagram__node--secret rect {
  fill: var(--color-green-950);
  stroke: var(--color-green-700);
}

.interactive-diagram__node.is-active rect {
  fill: var(--diagram-accent-soft);
  stroke: var(--diagram-accent);
  stroke-width: 3;
}

.interactive-diagram__node.is-related rect {
  stroke: var(--diagram-accent);
  stroke-width: 2;
}

.interactive-diagram--topology.has-topology-focus
  .interactive-diagram__node:not(.is-active, .is-related),
.interactive-diagram--topology.has-topology-focus
  .interactive-diagram__edge:not(.is-active) {
  opacity: 0.22;
}

.interactive-diagram__node-label {
  fill: var(--diagram-ink);
  font-size: 14px;
  font-weight: 650;
}

.interactive-diagram__node-description {
  fill: var(--diagram-muted);
  font-size: 11px;
}

.interactive-diagram__token rect {
  fill: var(--diagram-token-bg);
  stroke: var(--diagram-token-fg);
  stroke-width: 2;
  filter: drop-shadow(0 2px 3px rgb(18 21 31 / 0.18));
}

.interactive-diagram__token-label {
  fill: var(--diagram-token-fg);
  font-family: "Roboto Mono", monospace;
  font-size: 11px;
  font-weight: 600;
  text-anchor: middle;
}

.interactive-diagram__status {
  min-height: 7.5rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--diagram-border);
  border-bottom: 1px solid var(--diagram-border);
  background: white;
}

.dark .interactive-diagram__status {
  background: var(--color-gray-950);
}

.interactive-diagram__step-copy {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 0.75rem;
}

.interactive-diagram__step-number {
  color: var(--diagram-accent);
  font-family: "Roboto Mono", monospace;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.interactive-diagram__step-title {
  color: var(--diagram-ink);
  font-size: 0.95rem;
  font-weight: 650;
}

.interactive-diagram__step-body {
  margin-top: 0.25rem;
  color: var(--diagram-muted);
  font-size: 0.85rem;
  line-height: 1.45;
}

.interactive-diagram__state {
  margin-top: 0.75rem;
  margin-left: 4.25rem;
  padding-left: 0.65rem;
  border-left: 2px solid var(--diagram-accent);
  color: var(--diagram-ink);
  font-size: 0.78rem;
  line-height: 1.45;
}

.interactive-diagram__topology-detail {
  display: grid;
  min-height: 7rem;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 1.5rem 1.15rem;
  border-top: 1px solid var(--diagram-border);
  background: white;
}

.dark .interactive-diagram__topology-detail {
  background: var(--color-gray-950);
}

.interactive-diagram__topology-category,
.interactive-diagram__topology-title,
.interactive-diagram__topology-body {
  margin: 0;
}

.interactive-diagram__topology-category {
  padding-top: 0.15rem;
  color: var(--diagram-accent);
  font-family: "Roboto Mono", monospace;
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.interactive-diagram__topology-title {
  color: var(--diagram-ink);
  font-size: 0.95rem;
  font-weight: 650;
}

.interactive-diagram__topology-body {
  margin-top: 0.3rem;
  color: var(--diagram-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.interactive-diagram__controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
}

.interactive-diagram__controls > .interactive-diagram__button:first-child {
  justify-self: end;
}

.interactive-diagram__controls > .interactive-diagram__button:last-child {
  justify-self: start;
}

.interactive-diagram__button {
  min-height: 2.25rem;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--diagram-structure);
  border-radius: 0.25rem;
  background: transparent;
  color: var(--diagram-ink);
  font-size: 0.78rem;
  font-weight: 600;
}

.interactive-diagram__button:hover:not(:disabled) {
  border-color: var(--diagram-accent);
  background: var(--diagram-accent-soft);
}

.interactive-diagram__button:focus-visible,
.interactive-diagram__progress-step:focus-visible {
  outline: 3px solid var(--color-blue-focusvisible);
  outline-offset: 2px;
}

.interactive-diagram__button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.interactive-diagram__progress {
  display: flex;
  min-width: 0;
  justify-content: center;
  gap: 0.45rem;
}

.interactive-diagram__progress-step {
  position: relative;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: 0;
  background: transparent;
}

.interactive-diagram__progress-step::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.6rem;
  height: 0.6rem;
  border: 1px solid var(--diagram-structure);
  border-radius: 50%;
  background: transparent;
  content: "";
  transform: translate(-50%, -50%);
}

.interactive-diagram__progress-step.is-active::before {
  border-color: var(--diagram-accent);
  background: var(--diagram-accent);
  box-shadow: 0 0 0 3px var(--color-blue-focus);
}

.interactive-diagram__fallback {
  padding: 1rem 1.5rem;
}

.interactive-diagram.is-enhanced .interactive-diagram__fallback {
  display: none;
}

.interactive-diagram:not(.is-enhanced) .interactive-diagram__stage,
.interactive-diagram:not(.is-enhanced) .interactive-diagram__status,
.interactive-diagram:not(.is-enhanced) .interactive-diagram__topology-detail,
.interactive-diagram:not(.is-enhanced) .interactive-diagram__controls {
  display: none;
}

@media (prefers-reduced-motion: no-preference) {
  .interactive-diagram__token.is-entering {
    animation: interactive-diagram-token 280ms ease-out;
  }

  @keyframes interactive-diagram-token {
    from {
      opacity: 0;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .interactive-diagram__edge,
  .interactive-diagram__node,
  .interactive-diagram__node rect {
    transition: none;
  }
}

@media (max-width: 640px) {
  .interactive-diagram__header,
  .interactive-diagram__status,
  .interactive-diagram__topology-detail {
    padding-inline: 1rem;
  }

  .interactive-diagram__step-copy {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .interactive-diagram__topology-detail {
    min-height: 8.5rem;
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .interactive-diagram__state {
    margin-left: 0;
  }

  .interactive-diagram__controls {
    gap: 0.25rem;
    padding-inline: 0.75rem;
  }

  .interactive-diagram__progress {
    gap: 0.05rem;
  }

  .interactive-diagram__progress-step {
    width: 1.5rem;
  }

  .interactive-diagram__button {
    padding-inline: 0.55rem;
  }
}