/* pyCSAMT — "Code in action" live-session player on the home page
 * (built by js/code-action.js from the captioned code-blocks inside the
 * .pyc-code-panel tab-set). One fixed stage per tab; examples type
 * themselves out in place. Uses pydata-sphinx-theme variables so
 * light/dark themes both work.
 */

/* Header line: status triangle + running subtitle + numbered dots. */
.pyc-ca-head {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 1.9rem;
  margin: 0.1rem 0 0.65rem;
}

.pyc-ca-status {
  font-size: 0.7rem;
  line-height: 1;
  color: var(--pst-color-primary);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.pyc-ca-head.pyc-ca-running .pyc-ca-status {
  opacity: 1;
  animation: pyc-ca-pulse 1.1s ease-in-out infinite;
}

/* The example subtitle: bright while its code is typing, dimmed after. */
.pyc-ca-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--pst-color-text-muted);
  opacity: 0.6;
  transition: color 0.3s ease, opacity 0.3s ease;
}

.pyc-ca-head.pyc-ca-running .pyc-ca-title {
  color: var(--pst-color-primary);
  opacity: 1;
}

.pyc-ca-dots {
  margin-left: auto;
  display: inline-flex;
  gap: 0.35rem;
}

.pyc-ca-dot {
  width: 1.55rem;
  height: 1.55rem;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--pst-color-border);
  background: var(--pst-color-background);
  color: var(--pst-color-text-muted);
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition:
    border-color 0.18s ease,
    color 0.18s ease,
    background 0.18s ease;
}

.pyc-ca-dot:hover {
  border-color: var(--pst-color-primary);
  color: var(--pst-color-primary);
}

.pyc-ca-dot-on {
  background: var(--pst-color-primary);
  border-color: var(--pst-color-primary);
  color: #fff;
}

/* The stage: one example at a time, height locked to the tallest one. */
.pyc-ca-stage {
  position: relative;
}

.pyc-ca-stage .pyc-ca-block {
  margin: 0;
}

/* Typing caret. */
.pyc-ca-caret {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  margin-left: 1px;
  vertical-align: -0.18em;
  background: var(--pst-color-primary);
  animation: pyc-ca-blink 0.9s step-end infinite;
}

@keyframes pyc-ca-blink {
  50% { opacity: 0; }
}

@keyframes pyc-ca-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.6; }
}

@media (prefers-reduced-motion: reduce) {
  .pyc-ca-caret,
  .pyc-ca-head.pyc-ca-running .pyc-ca-status {
    animation: none;
  }
}