/* Animations Utilities for Comedia Stages
   - Page Loader overlay + Bootstrap spinner support
   - Scroll-reveal helpers via [data-reveal]
   - Micro-interactions for hover/focus
   - Skeleton shimmer utility
   All effects respect prefers-reduced-motion.
*/

/* Fallback accent if CSS var not present */
:root { --accent-color: #3498db; }

/* Page Loader Overlay */
.page-loader {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(150%) blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20000; /* Above navbar and modals */
  transition: opacity 220ms ease, visibility 220ms ease;
}
.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.page-loader .spinner-border {
  width: 2.75rem;
  height: 2.75rem;
  color: var(--accent-color);
}

/* Scroll Reveal Base */
[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 500ms ease, transform 600ms ease;
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Reveal Variants */
[data-reveal="fade-in"] { transform: none; }
[data-reveal="fade-up"] { transform: translateY(14px); }
[data-reveal="fade-down"] { transform: translateY(-12px); }
[data-reveal="fade-left"] { transform: translateX(-14px); }
[data-reveal="fade-right"] { transform: translateX(14px); }

/* Micro-interactions (opt-in class) */
.hover-raise {
  transition: transform 180ms ease, box-shadow 220ms ease;
}
.hover-raise:hover, .hover-raise:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

/* Skeleton shimmer */
.skeleton {
  position: relative;
  overflow: hidden;
  background: #e9ecef;
  border-radius: 6px;
  min-height: 0.9rem;
}
.skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.6) 50%, rgba(255,255,255,0) 100%);
  animation: shimmer 1.2s infinite;
}
@keyframes shimmer {
  100% { transform: translateX(100%); }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .page-loader { transition: none; }
}