<button class="pp-toggle" type="button" aria-pressed="false" aria-label="Play" data-pp>
  <span class="pp-toggle-icons" aria-hidden="true">
    <svg viewBox="0 0 24 24" width="12" height="12">
      <path d="M8 5 L8 19 L19 12 Z" fill="currentColor" />
    </svg>
    <svg viewBox="0 0 24 24" width="12" height="12">
      <path d="M7 5 H10 V19 H7 Z M14 5 H17 V19 H14 Z" fill="currentColor" />
    </svg>
  </span>
  <span class="pp-toggle-thumb" aria-hidden="true"></span>
</button>

.pp-toggle {
  position: relative;
  width: 76px;
  height: 38px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  cursor: pointer;
  padding: 0;
  transition:
    background 0.2s,
    border-color 0.2s;
}
.pp-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}
.pp-toggle:focus-visible {
  outline: 3px solid rgba(45, 212, 191, 0.4);
  outline-offset: 3px;
}
.pp-toggle-icons {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 11px;
  color: #64748b;
  pointer-events: none;
  transition: color 0.2s;
}
.pp-toggle[aria-pressed="false"] .pp-toggle-icons :first-child {
  color: #2dd4bf;
}
.pp-toggle[aria-pressed="true"] .pp-toggle-icons :last-child {
  color: #2dd4bf;
}
.pp-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, #2dd4bf, #14b8a6);
  border-radius: 50%;
  box-shadow:
    0 4px 10px -2px rgba(20, 184, 166, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: transform 0.35s cubic-bezier(0.5, 0, 0.3, 1.2);
}
.pp-toggle[aria-pressed="true"] .pp-toggle-thumb {
  transform: translateX(38px);
}

// ── Drop this on every page where you render a play/pause button ──
// Toggles aria-pressed + aria-label on click. The CSS handles all visuals.
document.querySelectorAll('[data-pp]').forEach(function (btn) {
  btn.addEventListener('click', function () {
    var playing = btn.getAttribute('aria-pressed') === 'true';
    btn.setAttribute('aria-pressed', String(!playing));
    btn.setAttribute('aria-label', !playing ? 'Pause' : 'Play');
  });
});