/* C5 — Map of the punk stack
   A demonstrative SVG diagram embedded inside /recap.html #stack.
   Theme tokens only — no new design language. */

.punk-stack-map {
  margin-block: var(--space-5) 0;
  padding: var(--space-4);
  border: 2px solid var(--accent);
  background: var(--bg-elevated);
  position: relative;
}

.punk-stack-map__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
  margin-bottom: var(--space-3);
}

.punk-stack-map__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin: 0;
}

.punk-stack-map__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  margin: 0;
  color: var(--fg);
  letter-spacing: -0.01em;
}

.punk-stack-map__hint {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--muted);
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.punk-stack-map__svg-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.punk-stack-map__svg {
  width: 100%;
  height: auto;
  display: block;
  max-width: 100%;
  font-family: var(--font-mono);
}

/* SVG primitives */
.punk-stack-map__layer-bg {
  fill: var(--bg);
  stroke: var(--border);
  stroke-width: 1;
}

.punk-stack-map__layer-label {
  fill: var(--muted);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.punk-stack-map__node {
  cursor: default;
}

.punk-stack-map__node-rect {
  fill: var(--bg-elevated);
  stroke: var(--border-strong);
  stroke-width: 1.5;
  transition: stroke 120ms var(--ease-snap), fill 120ms var(--ease-snap);
}

.punk-stack-map__node:hover .punk-stack-map__node-rect,
.punk-stack-map__node:focus-visible .punk-stack-map__node-rect,
.punk-stack-map__node[data-active="true"] .punk-stack-map__node-rect {
  fill: var(--bg);
  stroke: var(--accent);
  stroke-width: 2;
}

.punk-stack-map__node-text {
  fill: var(--fg);
  font-size: 11px;
  pointer-events: none;
  font-family: var(--font-mono);
}

.punk-stack-map__node:focus-visible {
  outline: none;
}

.punk-stack-map__arrow {
  stroke: var(--accent);
  stroke-width: 1.5;
  fill: none;
  opacity: 0.7;
}

.punk-stack-map__arrow-head {
  fill: var(--accent);
}

/* Tooltip — absolutely positioned over the SVG, populated by JS. */
.punk-stack-map__tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--bg);
  border: 1.5px solid var(--accent);
  color: var(--fg);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.4;
  max-width: min(28rem, 90%);
  z-index: 2;
  opacity: 0;
  transform: translate(-50%, calc(-100% - 8px));
  transition: opacity 120ms var(--ease-snap);
  white-space: normal;
  word-break: break-word;
}

.punk-stack-map__tooltip[data-visible="true"] {
  opacity: 1;
}

.punk-stack-map__tooltip-path {
  display: block;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 2px;
}

.punk-stack-map__tooltip-meta {
  display: block;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.punk-stack-map__tooltip-label {
  display: block;
  color: var(--fg-soft);
  margin-top: 2px;
}

.punk-stack-map__legend {
  margin-top: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.punk-stack-map__legend strong {
  color: var(--fg);
  font-weight: 600;
}

/* Mobile: SVG is responsive via viewBox; no horizontal scroll. */
@media (max-width: 600px) {
  .punk-stack-map {
    padding: var(--space-3);
  }
  .punk-stack-map__hint {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .punk-stack-map__node-rect,
  .punk-stack-map__tooltip {
    transition: none;
  }
}