/* ============================================
   AsNutritionLabs - Animations Stylesheet
   ============================================ */

/* ---------- KEYFRAMES ---------- */

/* Fade In */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

/* Fade In Down */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade In Left */
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Fade In Right */
@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide Up */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Slide Down */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scale In */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Float (for promotional bottle) */
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Floating Shapes */
@keyframes floatShape {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-30px) scale(1.1);
  }
}

/* Pulse */
@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(255, 212, 0, 0.4);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 15px rgba(255, 212, 0, 0);
  }
}

/* Ripple Effect */
@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Spin */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Shake */
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: translateX(-5px);
  }
  20%,
  40%,
  60%,
  80% {
    transform: translateX(5px);
  }
}

/* Bounce In */
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
  }
}

/* Typewriter cursor blink */
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

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

/* ---------- SCROLL REVEAL CLASSES ---------- */

/* Hidden by default - revealed on scroll via JS */
.reveal {
  opacity: 0;
  visibility: hidden;
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
  opacity: 1;
  visibility: visible;
}

/* Fade Up */
.reveal-fade-up {
  transform: translateY(50px);
}

.reveal-fade-up.revealed {
  transform: translateY(0);
}

/* Fade Down */
.reveal-fade-down {
  transform: translateY(-50px);
}

.reveal-fade-down.revealed {
  transform: translateY(0);
}

/* Fade Left */
.reveal-fade-left {
  transform: translateX(-50px);
}

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

/* Fade Right */
.reveal-fade-right {
  transform: translateX(50px);
}

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

/* Scale */
.reveal-scale {
  transform: scale(0.85);
}

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

/* ---------- HOVER ANIMATIONS ---------- */

/* Hover Scale */
.hover-scale {
  transition: transform 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
}

/* Hover Lift */
.hover-lift {
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

/* Hover Glow */
.hover-glow {
  transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
  box-shadow: 0 0 25px rgba(255, 212, 0, 0.3);
}

/* Hover Shine */
.hover-shine {
  position: relative;
  overflow: hidden;
}

.hover-shine::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transform: skewX(-25deg);
  transition: none;
}

.hover-shine:hover::after {
  left: 150%;
  transition: left 0.6s ease;
}

/* ---------- RIPPLE EFFECT ---------- */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple-effect {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple 0.6s ease-out;
  pointer-events: none;
}

/* ---------- LOADING ANIMATIONS ---------- */

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--gray-200) 25%,
    var(--gray-300) 50%,
    var(--gray-200) 75%
  );
  background-size: 200% 100%;
  animation: skeletonLoading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

@keyframes skeletonLoading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ---------- STAGGER DELAYS ---------- */
.delay-100 {
  transition-delay: 0.1s;
}
.delay-200 {
  transition-delay: 0.2s;
}
.delay-300 {
  transition-delay: 0.3s;
}
.delay-400 {
  transition-delay: 0.4s;
}
.delay-500 {
  transition-delay: 0.5s;
}
.delay-600 {
  transition-delay: 0.6s;
}
.delay-700 {
  transition-delay: 0.7s;
}
.delay-800 {
  transition-delay: 0.8s;
}
.delay-900 {
  transition-delay: 0.9s;
}
.delay-1000 {
  transition-delay: 1s;
}

/* ---------- DURATION MODIFIERS ---------- */
.duration-fast {
  transition-duration: 0.2s;
}
.duration-normal {
  transition-duration: 0.4s;
}
.duration-slow {
  transition-duration: 0.6s;
}
.duration-slower {
  transition-duration: 0.8s;
}

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