/*
 * Interactive-specific styles for the "Better podcast editing UI" post.
 * Trimmed from the original making-of/styles.css — layout chrome (page,
 * rail, TOC, sticky-head, .post, .full-bleed, .tldr, etc.) is dropped
 * because Post.astro + post.css provide those. Variables remapped to
 * the site's --paper / --ink / --rule-soft / --spot palette.
 */

/* ------------------------------------------------------------------ */
/* Interactive container                                               */
/* ------------------------------------------------------------------ */

[data-interactive] {
  --pad: 1.25rem;
  border: 1px solid var(--rule-soft);
  border-radius: 10px;
  padding: var(--pad);
  /* Outer spacing is owned by the wrapping <figure>; this just sets
     the gap to the legend below. */
  margin: 0 0 12px;
  background: var(--paper);
  font-family: var(--sans);
  font-size: 0.9rem;
}
[data-interactive] .ix-title {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 0.75rem;
}
[data-interactive] .ix-controls {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.9rem;
  align-items: center;
  flex-wrap: wrap;
}
[data-interactive] .ix-hint {
  font-size: 0.78rem;
  color: var(--ink-soft);
}
[data-interactive] button {
  font: inherit;
  font-size: 0.85rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--rule-soft);
  background: var(--paper);
  color: var(--ink);
  border-radius: 5px;
  cursor: pointer;
}
[data-interactive] button:hover {
  border-color: var(--spot);
  color: var(--spot);
}
[data-interactive] button.is-active {
  background: var(--spot);
  color: white;
  border-color: var(--spot);
}

/* ------------------------------------------------------------------ */
/* Tri-state play / playing / replay button                            */
/* ------------------------------------------------------------------ */

.ix-play {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 6.5rem;
  justify-content: center;
  transition:
    opacity 220ms ease,
    color 200ms ease,
    border-color 200ms ease;
}
.ix-play[disabled] { cursor: default; }
.ix-play[data-state="playing"] {
  opacity: 0.55;
  color: var(--ink-soft);
  border-color: var(--rule-soft);
}
.ix-play[data-state="playing"]:hover {
  color: var(--ink-soft);
  border-color: var(--rule-soft);
}

.ix-play-icon {
  position: relative;
  width: 14px;
  height: 14px;
  display: inline-block;
  flex: 0 0 auto;
  line-height: 0;
}
.ix-play-icon .icon {
  position: absolute;
  inset: 0;
  width: 14px;
  height: 14px;
  opacity: 0;
  transform: scale(0.85);
  transition:
    opacity 200ms ease,
    transform 240ms cubic-bezier(0.34, 1.4, 0.5, 1);
}
.ix-play[data-state="idle"]    .icon-play,
.ix-play[data-state="playing"] .icon-spin,
.ix-play[data-state="done"]    .icon-replay {
  opacity: 1;
  transform: scale(1);
}

/* Spinner only rotates while visible; once playing state ends the SVG fades
   out and the rotation is no longer observable, so no need to smooth-stop. */
.ix-play[data-state="playing"] .icon-spin .spin {
  animation: ix-spin 0.95s linear infinite;
  transform-box: fill-box;
  transform-origin: 50% 50%;
}
@keyframes ix-spin {
  to { transform: rotate(360deg); }
}

.ix-play-label {
  font-variant-numeric: tabular-nums;
  transition: color 200ms ease;
  min-width: 3.4em;
  text-align: left;
}

@media (prefers-reduced-motion: reduce) {
  .icon-spin .spin { animation: none; }
  .ix-play-icon .icon { transition-duration: 0.001ms; }
}

[data-interactive] .ix-caption {
  margin-top: 0.75rem;
  color: var(--ink-soft);
  font-size: 0.85rem;
  min-height: 2.5em;
}