/* ========================================
   ANIMATIONS - BIO MINH TÂM
   ======================================== */

/* Fade Up Animation */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.fade-up {
  animation: fadeUp 0.95s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  opacity: 0;
}

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

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Organic Float - multi-axis drift + gentle tilt like a leaf in still air */
@keyframes organicFloat {
  0%   { transform: translate3d(0,    0px,   0) rotate(0deg);    }
  25%  { transform: translate3d(4px, -10px,  0) rotate(0.5deg);  }
  50%  { transform: translate3d(-3px, -14px, 0) rotate(-0.4deg); }
  75%  { transform: translate3d(-5px,  -6px, 0) rotate(-0.7deg); }
  100% { transform: translate3d(0,    0px,   0) rotate(0deg);    }
}

.floating {
  animation: organicFloat 7s cubic-bezier(0.37, 0, 0.63, 1) infinite;
  will-change: transform;
}

/* Pendulum Sway - for tea bag, anchored to top (gravity easing) */
@keyframes pendulumSway {
  0%   { transform: rotate(-4deg) translateY(0);   }
  18%  { transform: rotate(0deg)  translateY(-2px); }
  42%  { transform: rotate(5deg)  translateY(0);   }
  62%  { transform: rotate(2deg)  translateY(-1px); }
  84%  { transform: rotate(-2deg) translateY(-2px); }
  100% { transform: rotate(-4deg) translateY(0);   }
}

/* Hero Video Breathing - subtle ken-burns + drift */
@keyframes heroBreath {
  0%   { transform: scale(1.04) translate3d(0,      0,     0); filter: saturate(1);    }
  50%  { transform: scale(1.10) translate3d(-0.9%,  0.6%,  0); filter: saturate(1.06); }
  100% { transform: scale(1.04) translate3d(0,      0,     0); filter: saturate(1);    }
}

/* Soft Overlay Pulse - like sunlight through leaves */
@keyframes overlayBreath {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.9; }
}

/* Smoke Rise - soft wispy tendrils */
@keyframes smoke-rise {
  0%   { opacity: 0;    transform: translate3d(0,    0,      0) scaleX(1);    }
  12%  { opacity: 0.45; }
  38%  { transform: translate3d(5px,  -44px,  0) scaleX(1.2);  opacity: 0.32; }
  62%  { transform: translate3d(-4px, -80px,  0) scaleX(1.45); opacity: 0.18; }
  85%  { transform: translate3d(4px,  -110px, 0) scaleX(1.6);  opacity: 0.08; }
  100% { opacity: 0;    transform: translate3d(-2px, -138px, 0) scaleX(1.8);  }
}

/* Bounce Animation */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Card Reveal Animation */
@keyframes cardReveal {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

[data-animate="card-reveal"] {
  opacity: 0;
  animation: cardReveal 0.6s ease-out forwards;
}

/* Timeline Reveal Animation */
@keyframes timelineReveal {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

[data-animate="timeline-reveal"] {
  opacity: 0;
  animation: timelineReveal 0.8s ease-out forwards;
}

/* Card Scale Animation */
@keyframes cardScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

[data-animate="card-scale"] {
  opacity: 0;
  animation: cardScale 0.6s ease-out forwards;
}

/* Product Reveal Animation */
@keyframes productReveal {
  from {
    opacity: 0;
    transform: translateY(50px) rotateY(-15deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotateY(0deg);
  }
}

[data-animate="product-reveal"] {
  opacity: 0;
  animation: productReveal 0.8s ease-out forwards;
}

/* Counter Animation */
@keyframes counterPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

[data-animate="counter"] {
  animation: fadeUp 0.8s ease-out forwards;
}

[data-animate="counter"] .stat-number {
  animation: counterPulse 0.5s ease-out 0.5s;
}

/* Roadmap Reveal Animation */
@keyframes roadmapReveal {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

[data-animate="roadmap-reveal"] {
  opacity: 0;
  animation: roadmapReveal 0.7s ease-out forwards;
}

/* Glow Effect */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(29, 168, 82, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(29, 168, 82, 0.6);
  }
}

.glow-effect {
  animation: glow 2s ease-in-out infinite;
}

/* Pulse Animation */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Slide In From Left */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

/* Slide In From Right */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out forwards;
}

/* Scale In Animation */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.scale-in {
  animation: scaleIn 0.5s ease-out forwards;
}

/* Rotate In Animation */
@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg) scale(0.5);
  }
  to {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }
}

.rotate-in {
  animation: rotateIn 0.8s ease-out forwards;
}

/* Gradient Animation for Backgrounds */
@keyframes gradientMove {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.animated-gradient {
  background-size: 200% 200%;
  animation: gradientMove 15s ease infinite;
}

/* Shimmer Effect */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.3) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Text Reveal Animation */
@keyframes textReveal {
  from {
    opacity: 0;
    transform: translateY(20px);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.text-reveal {
  opacity: 0;
  animation: textReveal 1s ease-out forwards;
}

/* Stagger Animation Delays */
.stagger-1 { animation-delay: 0.12s; }
.stagger-2 { animation-delay: 0.28s; }
.stagger-3 { animation-delay: 0.44s; }
.stagger-4 { animation-delay: 0.58s; }
.stagger-5 { animation-delay: 0.72s; }
.stagger-6 { animation-delay: 0.86s; }

/* Scroll Reveal - triggered by JavaScript */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Parallax Effect */
.parallax {
  transform: translateY(var(--parallax-offset, 0));
  transition: transform 0.3s ease-out;
}

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

.hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

.hover-glow:hover {
  box-shadow: 0 0 30px rgba(29, 168, 82, 0.4);
}

/* Loading Spinner */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(29, 168, 82, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Success Animation */
@keyframes successPop {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.success-animation {
  animation: successPop 0.5s ease-out;
}

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

.error-shake {
  animation: shake 0.5s ease-in-out;
}

/* Typewriter Effect */
@keyframes typewriter {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.typewriter {
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--color-primary);
  animation: typewriter 3s steps(40) 1s forwards, blink 0.75s step-end infinite;
}

@keyframes blink {
  from, to {
    border-color: transparent;
  }
  50% {
    border-color: var(--color-primary);
  }
}