/* 
 * Xperia Hotels - Scroll Animation Library By Akin Budak
 * Smooth scroll-into-view animations with delay variants
 */

/* ============================================
   BASE ANIMATION - Fade Up on Scroll
   ============================================ */

/* Initial state - hidden and positioned below */
.scroll-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Active state - visible and in position */
.scroll-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================
   DELAY VARIANTS
   ============================================ */

/* Delay 1 - 150ms */
.scroll-fade-up.delay-1 {
  transition-delay: 150ms;
}

/* Delay 2 - 300ms */
.scroll-fade-up.delay-2 {
  transition-delay: 300ms;
}

/* Delay 3 - 450ms */
.scroll-fade-up.delay-3 {
  transition-delay: 450ms;
}

/* Delay 4 - 600ms */
.scroll-fade-up.delay-4 {
  transition-delay: 600ms;
}

/* Delay 5 - 750ms */
.scroll-fade-up.delay-5 {
  transition-delay: 750ms;
}

/* Delay 6 - 900ms */
.scroll-fade-up.delay-6 {
  transition-delay: 900ms;
}

/* Delay 7 - 1050ms */
.scroll-fade-up.delay-7 {
  transition-delay: 1050ms;
}

/* Delay 8 - 1200ms */
.scroll-fade-up.delay-8 {
  transition-delay: 1200ms;
}


/* ============================================
   ALTERNATIVE ANIMATION STYLES
   ============================================ */

/* Fade Up - Larger Movement (for hero sections) */
.scroll-fade-up-lg {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-fade-up-lg.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade Up - Smaller Movement (for text elements) */
.scroll-fade-up-sm {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-fade-up-sm.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade In Only (no movement) */
.scroll-fade {
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.scroll-fade.is-visible {
  opacity: 1;
}

/* Fade with Scale (slight zoom effect) */
.scroll-fade-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-fade-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}


/* ============================================
   DIRECTIONAL VARIANTS
   ============================================ */

/* Fade from Left */
.scroll-fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-fade-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Fade from Right */
.scroll-fade-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-fade-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}


/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Slower animation speed */
.anim-slow {
  transition-duration: 1.2s !important;
}

/* Faster animation speed */
.anim-fast {
  transition-duration: 0.5s !important;
}

/* Remove animation on mobile devices (optional) */
@media (max-width: 768px) {
  .no-mobile-anim {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .scroll-fade-up,
  .scroll-fade-up-lg,
  .scroll-fade-up-sm,
  .scroll-fade,
  .scroll-fade-scale,
  .scroll-fade-left,
  .scroll-fade-right {
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}


/* ============================================
   STAGGER ANIMATION GROUPS
   ============================================ */

/* 
  For groups of elements that should animate in sequence
  Usage: Add .stagger-group to parent, .stagger-item to children
*/
.stagger-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.stagger-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-item:nth-child(1).is-visible { transition-delay: 100ms; }
.stagger-item:nth-child(2).is-visible { transition-delay: 200ms; }
.stagger-item:nth-child(3).is-visible { transition-delay: 300ms; }
.stagger-item:nth-child(4).is-visible { transition-delay: 400ms; }
.stagger-item:nth-child(5).is-visible { transition-delay: 500ms; }
.stagger-item:nth-child(6).is-visible { transition-delay: 600ms; }
.stagger-item:nth-child(7).is-visible { transition-delay: 700ms; }
.stagger-item:nth-child(8).is-visible { transition-delay: 800ms; }
.stagger-item:nth-child(9).is-visible { transition-delay: 900ms; }
.stagger-item:nth-child(10).is-visible { transition-delay: 1000ms; }