#train-ai-overlay {
  opacity: 0;
  transition: opacity 0.3s ease-out;
}

#train-ai-overlay.train-ai-open {
  opacity: 1;
}

.train-ai-shell {
  position: absolute;
  inset: 0;
  margin: 0 auto;
  max-width: 100%;
  background: #030712;
}

@media (min-width: 768px) {
  .train-ai-shell {
    max-width: 28rem;
    border-left: 1px solid rgba(255, 255, 255, 0.06);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
  }
}

.train-ai-top-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  pointer-events: none;
}

.train-ai-top-bar > * {
  pointer-events: auto;
}

.train-ai-top-btn,
.train-ai-nav-btn {
  display: flex;
  height: 2.5rem;
  width: 2.5rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.4);
  color: rgba(255, 255, 255, 0.78);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(8px);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    opacity 0.2s ease;
}

.train-ai-top-btn:hover,
.train-ai-nav-btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.58);
  color: #fff;
}

.train-ai-nav-btn:disabled {
  cursor: default;
  opacity: 0.25;
  pointer-events: none;
}

.train-ai-slides-viewport {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: #030712;
}

.train-ai-slide {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.train-ai-slide.active {
  display: flex;
}

.train-ai-slide-inner {
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: #0a0a0b;
}

.train-ai-presentation-wrap {
  height: 100%;
  width: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.train-ai-presentation-wrap > *:first-child {
  box-sizing: border-box;
}

.train-ai-bottom-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  padding: 0.55rem 0.75rem max(0.55rem, env(safe-area-inset-bottom));
  pointer-events: none;
}

.train-ai-bottom-bar > * {
  pointer-events: auto;
}

.train-ai-status-pill {
  display: inline-flex;
  min-width: 8.5rem;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.4);
  padding: 0.6rem 0.9rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.75rem;
  line-height: 1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(8px);
}

.train-ai-status-dot {
  height: 0.45rem;
  width: 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.3);
}

.train-ai-dot {
  height: 6px;
  width: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
}

.train-ai-dot.active {
  width: 18px;
  background: #a7f3d0;
}

.train-ai-mic[data-state="listening"] {
  border-color: rgba(52, 211, 153, 0.6);
  background: rgba(52, 211, 153, 0.18);
  color: #a7f3d0;
}

.train-ai-mic[data-state="processing"],
.train-ai-mic[data-state="speaking"] {
  border-color: rgba(250, 204, 21, 0.6);
  background: rgba(250, 204, 21, 0.18);
  color: #fde68a;
}

.train-ai-mic[data-state="muted"] .train-ai-mic-icon {
  display: none;
}

.train-ai-mic[data-state="muted"] .train-ai-stop-icon {
  display: block;
}

[data-train-ai-target="statusDot"][data-state="connecting"] {
  background: #facc15;
}

[data-train-ai-target="statusDot"][data-state="connected"] {
  background: #34d399;
}

[data-train-ai-target="statusDot"][data-state="error"] {
  background: #fb7185;
}

.train-ai-skeleton {
  height: 100%;
  width: 100%;
  box-sizing: border-box;
  padding: 2rem;
  background: linear-gradient(145deg, #111827, #020617);
}

.train-ai-skeleton-bar,
.train-ai-skeleton-card {
  border-radius: 1rem;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.07),
    rgba(255, 255, 255, 0.16),
    rgba(255, 255, 255, 0.07)
  );
  background-size: 200% 100%;
  animation: train-ai-shimmer 1.4s infinite;
}

.train-ai-skeleton-bar {
  height: 1rem;
  margin-bottom: 0.9rem;
}

.train-ai-skeleton-title {
  height: 3rem;
  width: 78%;
  margin-top: 4rem;
}

.train-ai-skeleton-card {
  height: 6rem;
  margin-top: 1rem;
}

@keyframes train-ai-shimmer {
  from {
    background-position: 200% 0;
  }
  to {
    background-position: -200% 0;
  }
}