/* =============================================
   SCROLL REVEAL ANIMATIONS
   ============================================= */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed {
  opacity: 1;
  transform: none;
}
.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }

/* Video embed */
.video-embed {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
}
.video-embed iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
}
.video-placeholder {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary-highlight), var(--color-surface-offset));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  cursor: pointer;
  transition: opacity var(--transition);
}
.video-placeholder:hover {
  opacity: 0.9;
}
.video-play-btn {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-placeholder:hover .video-play-btn {
  transform: scale(1.08);
  box-shadow: var(--shadow-lg);
}
.video-placeholder__label {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text-muted);
}
.video-placeholder__sub {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.05em;
}