/* ============================================
   VIRALCLIP PREMIUM ANIMATIONS
   Strong, tasteful animations with Apple polish
   ============================================ */

/* ============================================
   FLOATING PLATFORM ICONS
   Sine-wave vertical motion (slow, organic)
   ============================================ */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-24px);
  }
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

/* Stagger delays for natural feel */
.float-ig {
  animation-delay: 0s;
}

.float-tt {
  animation-delay: 1.2s;
}

.float-yt {
  animation-delay: 2.4s;
}

/* ============================================
   PARTICLE SPARKLE
   Fade in/out with scale pulse
   ============================================ */
@keyframes sparkle {
  0%, 100% {
    opacity: 0.2;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.05);
  }
}

.animate-sparkle {
  animation: sparkle 4s ease-in-out infinite;
}

/* ============================================
   HERO STAGGERED ENTRANCE
   Fade up with opacity (entrance only)
   ============================================ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Stagger delays for cascading effect */
.stagger-1 {
  animation-delay: 0.1s;
}

.stagger-2 {
  animation-delay: 0.2s;
}

.stagger-3 {
  animation-delay: 0.3s;
}

.stagger-4 {
  animation-delay: 0.4s;
}

.stagger-5 {
  animation-delay: 0.5s;
}

.stagger-6 {
  animation-delay: 0.6s;
}

/* ============================================
   DASHBOARD MOCKUP ENTRANCE
   Slide from right with fade
   ============================================ */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(80px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-slide-right {
  opacity: 0;
  animation: slideInRight 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
}

/* ============================================
   BUTTON HOVER EFFECTS
   Glow and gradient shift
   ============================================ */
.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

/* Gradient shift on hover */
.btn-primary {
  background: linear-gradient(90deg, #7f3af2, #ec4899);
  background-size: 200% 100%;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.btn-primary:hover {
  background-position: 100% 0;
}

/* ============================================
   GLASS CARD REVEAL
   Scale up with fade on scroll reveal
   ============================================ */
@keyframes revealCard {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(30px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.glass-card.reveal {
  opacity: 0;
  animation: revealCard 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Stagger for grid items */
.glass-card:nth-child(1) {
  animation-delay: 0.1s;
}

.glass-card:nth-child(2) {
  animation-delay: 0.2s;
}

.glass-card:nth-child(3) {
  animation-delay: 0.3s;
}

.glass-card:nth-child(4) {
  animation-delay: 0.4s;
}

/* ============================================
   STAT COUNTER ANIMATION
   Number count-up effect (handled by JS)
   ============================================ */
.stat-number {
  font-variant-numeric: tabular-nums;
}

/* ============================================
   CLOUD BACKGROUND DRIFT
   Slow horizontal pan (subtle, continuous)
   ============================================ */
@keyframes cloudDrift {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-30px);
  }
}

.hero-fog {
  animation: cloudDrift 40s linear infinite;
}

/* ============================================
   PLATFORM BADGE PULSE
   Subtle scale on hover
   ============================================ */
.platform-badge {
  transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.platform-badge:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* ============================================
   NAV LOGO BOUNCE
   Playful hover effect
   ============================================ */
.nav-logo {
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.nav-logo:hover {
  transform: scale(1.05) rotate(-2deg);
}

/* ============================================
   GLASS CARD TILT
   3D perspective on hover (optional enhancement)
   ============================================ */
.glass-card {
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.glass-card:hover {
  transform: translateY(-8px) rotateX(2deg) rotateY(-2deg);
}

/* ============================================
   GRADIENT TEXT SHIMMER
   Animated gradient for emphasis text
   ============================================ */
@keyframes shimmer {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-text {
  background: linear-gradient(90deg, #f59e0b, #ec4899, #7f3af2, #f59e0b);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 6s ease-in-out infinite;
}

/* ============================================
   FOOTER FADE ENTRANCE
   Fade in from bottom on scroll
   ============================================ */
@keyframes fadeInBottom {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.footer.reveal {
  opacity: 0;
  animation: fadeInBottom 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ============================================
   FLOATING DASHBOARD SHADOW
   Animated shadow depth for 3D effect
   ============================================ */
@keyframes floatShadow {
  0%, 100% {
    filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.2));
  }
  50% {
    filter: drop-shadow(0 50px 100px rgba(0, 0, 0, 0.3));
  }
}

.hero-dashboard {
  animation: floatShadow 6s ease-in-out infinite;
}

/* ============================================
   ICON GLOW PULSE
   Soft glow around platform icons
   ============================================ */
@keyframes iconGlow {
  0%, 100% {
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
  }
  50% {
    filter: drop-shadow(0 20px 60px rgba(127, 58, 242, 0.4));
  }
}

.float-icon {
  animation: float 6s ease-in-out infinite, iconGlow 4s ease-in-out infinite;
}

/* ============================================
   TRUST BAR ENTRANCE
   Slide up from bottom
   ============================================ */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.trust.reveal {
  opacity: 0;
  animation: slideUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ============================================
   RESPONSIVE ANIMATION ADJUSTMENTS
   Reduce motion intensity on mobile
   ============================================ */
@media (max-width: 768px) {
  .animate-float,
  .float-icon {
    animation: none;
  }
  
  .glass-card:hover {
    transform: translateY(-4px);
  }
  
  .hero-fog {
    animation-duration: 60s;
  }
}

/* ============================================
   PREFERS REDUCED MOTION
   Accessibility: disable animations if requested
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================
   SCROLL-TRIGGERED REVEAL CLASS
   Applied by JavaScript IntersectionObserver
   ============================================ */
.scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}