/* ======== Плеер озвучки статьи (пилот) ======== */
.article-audio:not([hidden]) {
  display: block;
  max-width: 44rem;
  margin: 1.25rem 0 1rem;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r2);
  color: var(--text);
}

.article-audio__label {
  display: block;
  margin-bottom: .75rem;
  color: var(--muted);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.article-audio__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
}

.article-audio__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 .75rem;
  background: transparent;
  border: 1px solid var(--line-strong, var(--line));
  border-radius: var(--r1);
  color: var(--text);
  font: inherit;
  font-size: .9375rem;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease);
}

.article-audio__btn:hover {
  border-color: var(--accent);
}

.article-audio__btn svg {
  width: 1.375rem;
  height: 1.375rem;
  fill: currentColor;
}

.article-audio__btn--play {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
  color: var(--paper);
}

.article-audio__btn--play:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.article-audio__time {
  margin-left: auto;
  color: var(--muted);
  font-size: .9375rem;
  font-variant-numeric: tabular-nums;
}

.article-audio__track {
  position: relative;
  margin-top: .5rem;
}

.article-audio__marks {
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  pointer-events: none;
}

.article-audio__mark {
  position: absolute;
  top: 50%;
  width: 2px;
  height: .75rem;
  background: var(--line-strong, var(--line));
  transform: translateY(-50%);
}

.article-audio__range {
  position: relative;
  display: block;
  width: 100%;
  min-height: 44px;
  margin: 0;
  background: transparent;
  accent-color: var(--accent);
  cursor: pointer;
}

.article-audio__resume {
  margin: .25rem 0 0;
  color: var(--muted);
  font-size: .875rem;
}

.article-audio__chapters {
  margin-top: .5rem;
}

.article-audio__chapters summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--text);
  font-size: .9375rem;
  cursor: pointer;
}

.article-audio__chapter-list {
  display: grid;
  gap: .125rem;
  max-height: 18rem;
  overflow-y: auto;
}

.article-audio__chapter {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  width: 100%;
  min-height: 44px;
  padding: .5rem .75rem;
  background: transparent;
  border: 0;
  border-radius: var(--r1);
  color: var(--text);
  font: inherit;
  font-size: .9375rem;
  text-align: left;
  cursor: pointer;
}

.article-audio__chapter:hover {
  background: color-mix(in oklch, var(--accent) 8%, transparent);
}

.article-audio__chapter[aria-current="true"] {
  background: color-mix(in oklch, var(--accent) 12%, transparent);
  color: var(--accent-ink);
  font-weight: 600;
}

.article-audio__chapter-time {
  flex: none;
  min-width: 3.25rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.article-audio button:focus-visible,
.article-audio input:focus-visible,
.article-audio summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  box-shadow: var(--focus);
}

/* Звучащий абзац: фон и «поля» тенью, без сдвига вёрстки */
.is-audio-current {
  background: color-mix(in oklch, var(--accent) 12%, transparent);
  box-shadow: 0 0 0 .35em color-mix(in oklch, var(--accent) 12%, transparent);
  border-radius: var(--r1);
  transition: background-color .25s var(--ease), box-shadow .25s var(--ease);
}

@media (max-width: 48rem) {
  .article-audio:not([hidden]) {
    padding: .875rem 1rem;
  }

  .article-audio__time {
    flex-basis: 100%;
    margin-left: 0;
  }
}

@media (max-width: 30rem) {
  .article-audio__btn {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-audio__btn,
  .is-audio-current {
    transition: none;
  }
}

@media print {
  .article-audio {
    display: none !important;
  }

  .is-audio-current {
    background: none;
    box-shadow: none;
  }
}