/* =============================================
   ZERØCRAFT — Animations
   Keyframes, scroll reveal, hover, transitions
   ============================================= */

/* ===== KEYFRAMES ===== */

/* Fade in from bottom */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in from left */
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Fade in from right */
@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Simple fade */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Scale in */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Product floating effect */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Subtle pulse glow */
@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.5;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

/* Dot grid subtle pulse */
@keyframes gridPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

/* Scroll indicator bounce */
@keyframes scrollBounce {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.5;
  }
  50% {
    transform: translateY(8px);
    opacity: 1;
  }
}

/* Gradient shift */
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Counter number roll */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Line draw */
@keyframes drawLine {
  from { width: 0; }
  to { width: 100%; }
}

/* Shimmer loading */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}


/* ===== SCROLL REVEAL SYSTEM ===== */

/* Base reveal class — hidden by default */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: 
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

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

/* Directional variants */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: 
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: 
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

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

/* Scale variant */
.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: 
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

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

/* Stagger delays */
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 200ms; }
.delay-3 { transition-delay: 300ms; }
.delay-4 { transition-delay: 400ms; }
.delay-5 { transition-delay: 500ms; }
.delay-6 { transition-delay: 600ms; }


/* ===== HERO INITIAL ANIMATIONS ===== */
.hero-animate {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s var(--ease-out) forwards;
}

.hero-animate-1 { animation-delay: 0.1s; }
.hero-animate-2 { animation-delay: 0.3s; }
.hero-animate-3 { animation-delay: 0.5s; }
.hero-animate-4 { animation-delay: 0.7s; }
.hero-animate-5 { animation-delay: 0.9s; }


/* ===== HOVER TRANSITIONS ===== */

/* Lift on hover */
.hover-lift {
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Subtle glow on hover */
.hover-glow {
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

.hover-glow:hover {
  box-shadow: var(--shadow-glow);
}

/* Scale on hover */
.hover-scale {
  transition: transform var(--duration-normal) var(--ease-spring);
}

.hover-scale:hover {
  transform: scale(1.02);
}


/* ===== PRODUCT FLOAT ===== */
.product-float {
  animation: float 6s ease-in-out infinite;
}

.product-float-slow {
  animation: float 8s ease-in-out infinite;
}


/* ===== REDUCED MOTION ===== */
@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;
  }
}