/* ============================================
   FUSH Website — Animations
   ============================================ */

/* --- Scroll-triggered base --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 500ms; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 600ms; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 700ms; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Slide from left */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up */
.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* --- Hero Text Reveal --- */
.hero-text-reveal {
  clip-path: inset(0 100% 0 0);
  animation: textReveal 1s cubic-bezier(0.77, 0, 0.18, 1) 0.3s forwards;
}

@keyframes textReveal {
  to { clip-path: inset(0 0 0 0); }
}

/* Hero subtitle fade in */
.hero-fade-in {
  opacity: 0;
  transform: translateY(15px);
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.8s forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero badges entrance */
.hero-badges-anim {
  opacity: 0;
  transform: translateY(15px);
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 1.1s forwards;
}

/* --- Phone Float Animation --- */
.phone-float {
  animation: phoneFloat 6s ease-in-out infinite;
  animation-delay: 0.5s;
}

@keyframes phoneFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-12px) rotate(0.5deg); }
  75% { transform: translateY(8px) rotate(-0.5deg); }
}

/* Phone entrance */
.phone-entrance {
  opacity: 0;
  transform: translateY(60px) scale(0.95);
  animation: phoneEntrance 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s forwards;
}

@keyframes phoneEntrance {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* --- Background Blobs --- */
.blob-drift-1 {
  animation: blobDrift1 20s ease-in-out infinite;
}

@keyframes blobDrift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -20px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 10px) scale(1.02); }
}

.blob-drift-2 {
  animation: blobDrift2 25s ease-in-out infinite;
}

@keyframes blobDrift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-25px, 15px) scale(1.08); }
  66% { transform: translate(20px, -25px) scale(0.92); }
}

.blob-drift-3 {
  animation: blobDrift3 18s ease-in-out infinite;
}

@keyframes blobDrift3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(calc(-50% + 30px), calc(-50% - 20px)) scale(1.1); }
}

/* --- Gradient Shimmer --- */
.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 50%,
    transparent 100%
  );
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* --- Count Up Pulse --- */
.stat-counted {
  animation: countPulse 0.4s ease-out;
}

@keyframes countPulse {
  0% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* --- Testimonial Scroll --- */
.testimonial-scroll {
  animation: testimonialScroll 40s linear infinite;
}

.testimonial-scroll:hover {
  animation-play-state: paused;
}

@keyframes testimonialScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Timeline item stagger --- */
.timeline.visible .timeline-item:nth-child(1) .timeline-content { transition-delay: 0ms; }
.timeline.visible .timeline-item:nth-child(2) .timeline-content { transition-delay: 150ms; }
.timeline.visible .timeline-item:nth-child(3) .timeline-content { transition-delay: 300ms; }
.timeline.visible .timeline-item:nth-child(4) .timeline-content { transition-delay: 450ms; }
.timeline.visible .timeline-item:nth-child(5) .timeline-content { transition-delay: 600ms; }
.timeline.visible .timeline-item:nth-child(6) .timeline-content { transition-delay: 750ms; }

.timeline .timeline-content {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline.visible .timeline-content {
  opacity: 1;
  transform: translateX(0);
}

/* --- Category Pill Pop --- */
.category-pill {
  animation: none;
}

@keyframes pillPop {
  0% { transform: scale(0.8); opacity: 0; }
  60% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

.reveal-stagger.visible .category-pill:nth-child(1) { animation: pillPop 0.4s ease forwards 0ms; }
.reveal-stagger.visible .category-pill:nth-child(2) { animation: pillPop 0.4s ease forwards 60ms; }
.reveal-stagger.visible .category-pill:nth-child(3) { animation: pillPop 0.4s ease forwards 120ms; }
.reveal-stagger.visible .category-pill:nth-child(4) { animation: pillPop 0.4s ease forwards 180ms; }
.reveal-stagger.visible .category-pill:nth-child(5) { animation: pillPop 0.4s ease forwards 240ms; }
.reveal-stagger.visible .category-pill:nth-child(6) { animation: pillPop 0.4s ease forwards 300ms; }
.reveal-stagger.visible .category-pill:nth-child(7) { animation: pillPop 0.4s ease forwards 360ms; }
.reveal-stagger.visible .category-pill:nth-child(8) { animation: pillPop 0.4s ease forwards 420ms; }

/* --- Feature Card Tilt on Hover --- */
.feature-card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

/* --- Page Transition --- */
.page-transition {
  opacity: 0;
  animation: pageIn 0.5s ease forwards;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Page exit */
body.page-exit {
  animation: pageOut 0.3s ease forwards;
}

@keyframes pageOut {
  to { opacity: 0; transform: translateY(-10px); }
}

/* --- Back to Top Pulse --- */
.back-to-top.visible {
  animation: btPulse 2s ease-in-out infinite;
}

.back-to-top:hover {
  animation: none;
}

@keyframes btPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(105, 94, 230, 0.3); }
  50% { box-shadow: 0 4px 30px rgba(105, 94, 230, 0.5); }
}

/* --- Loading Skeleton (if needed) --- */
@keyframes skeletonShimmer {
  0% { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-pink) 0%, rgba(152, 146, 224, 0.1) 50%, var(--bg-pink) 100%);
  background-size: 200px 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

/* --- Reduced Motion --- */
/* On mobile, reduce horizontal reveal distance to prevent overflow */
@media (max-width: 768px) {
  .reveal-left { transform: translateX(-20px); }
  .reveal-right { transform: translateX(20px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1;
    transform: none;
  }

  .reveal-stagger > * {
    opacity: 1;
    transform: none;
  }

  .hero-text-reveal {
    clip-path: none;
  }

  .hero-fade-in, .hero-badges-anim, .phone-entrance {
    opacity: 1;
    transform: none;
  }
}