/* LiveChord interactive tutorial coach marks.
   Uses the shared popup tokens from base.css and stays outside page layout. */

.lc-tutorial-root[hidden] {
  display: none;
}

.lc-tutorial-spotlight {
  position: fixed;
  z-index: 9550;
  box-sizing: border-box;
  border: 2px solid var(--accent, #4fc3f7);
  border-radius: 10px;
  box-shadow:
    0 0 0 4px rgba(79, 195, 247, 0.18),
    0 0 0 9999px rgba(0, 0, 0, 0.18);
  pointer-events: none;
  transition: top 160ms ease, left 160ms ease, width 160ms ease, height 160ms ease;
}

.lc-tutorial-popover {
  position: fixed;
  z-index: 9560;
  width: min(340px, calc(100vw - 24px));
  max-width: calc(100vw - 24px);
  padding: 14px;
  color: var(--text);
  background: var(--lc-popup-bg, rgba(22, 27, 34, 0.96));
  backdrop-filter: var(--lc-popup-blur, blur(12px));
  -webkit-backdrop-filter: var(--lc-popup-blur, blur(12px));
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--lc-popup-shadow, 0 8px 24px rgba(0, 0, 0, 0.5));
}

.lc-tutorial-kicker {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.lc-tutorial-popover .lc-title {
  margin: 0 0 6px;
  padding: 0;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.lc-tutorial-body {
  margin: 0;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.55;
}

.lc-tutorial-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.lc-tutorial-popover .tb-popup-btn {
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.lc-tutorial-popover .tb-popup-btn:hover,
.lc-tutorial-popover .tb-popup-btn:focus-visible {
  outline: none;
  background: var(--bg-card);
}

.lc-tutorial-popover .tb-popup-btn.active {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.lc-tutorial-popover .lc-tutorial-back[hidden] {
  display: none;
}

[data-theme="light"] .lc-tutorial-spotlight,
[data-theme="sakura"] .lc-tutorial-spotlight,
[data-theme="sunny"] .lc-tutorial-spotlight,
[data-theme="sky"] .lc-tutorial-spotlight {
  box-shadow:
    0 0 0 4px rgba(2, 119, 189, 0.16),
    0 0 0 9999px rgba(255, 255, 255, 0.1);
}

@media (prefers-reduced-motion: reduce) {
  .lc-tutorial-spotlight {
    transition: none;
  }
}

@media (max-width: 640px) and (orientation: portrait) {
  .lc-tutorial-popover {
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom));
    left: 12px;
    width: auto;
    max-width: none;
  }

  .lc-tutorial-actions {
    justify-content: stretch;
  }

  .lc-tutorial-popover .tb-popup-btn {
    flex: 1 1 0;
    min-height: 44px;
    padding: 10px 8px;
  }
}