/* ===== ANIMATIONS STYLES ===== */

/* ===== FADE IN ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

/* ===== UTILITY CLASSES FOR ANIMATIONS ===== */
.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.fade-in-left {
  animation: fadeInLeft 0.8s ease-out;
}

.fade-in-right {
  animation: fadeInRight 0.8s ease-out;
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

.scale-in {
  animation: scaleIn 0.6s ease-out;
}

/* ===== STAGGER ANIMATIONS ===== */
.stagger-children > * {
  opacity: 0;
  animation: fadeInUp 0.8s ease-out forwards;
}

.stagger-children > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.6s; }

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ===== TYPING ANIMATION ===== */
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

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

.typing-animation {
  overflow: hidden;
  border-right: 2px solid var(--primary-color);
  white-space: nowrap;
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

/* ===== COUNTER ANIMATION ===== */
@keyframes countUp {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

.counter-animate {
  animation: countUp 0.6s ease-out;
}

/* ===== HOVER EFFECTS ===== */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

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

.hover-scale {
  transition: transform var(--transition-normal);
}

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

/* ===== 3D TILT EFFECT ===== */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
}

.tilt-card:hover {
  transform: rotateX(5deg) rotateY(5deg) translateZ(20px);
}

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

.ripple::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;
}

.ripple:active::before {
  width: 300px;
  height: 300px;
}

/* ===== GLITCH EFFECT ===== */
@keyframes glitch {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

.glitch {
  animation: glitch 0.3s ease-in-out;
}

/* ===== MORPHING SHAPES ===== */
@keyframes morph {
  0%, 100% { border-radius: 40% 60% 70% 30% / 40% 40% 60% 50%; }
  25% { border-radius: 30% 60% 30% 70% / 50% 60% 30% 60%; }
  50% { border-radius: 50% 30% 60% 40% / 60% 30% 50% 40%; }
  75% { border-radius: 60% 40% 50% 30% / 30% 50% 40% 60%; }
}

.morphing-shape {
  animation: morph 8s ease-in-out infinite;
}

/* ===== PARTICLE EFFECT ===== */
@keyframes particle-float {
  0% { transform: translateY(0px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 50%;
  animation: particle-float 3s linear infinite;
}

.particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}

/* ===== LOADING ANIMATIONS ===== */
@keyframes loading-dots {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.loading-dots span {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-color);
  animation: loading-dots 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

/* ===== SKELETON LOADING ===== */
@keyframes skeleton-loading {
  0% { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--glass-bg) 25%, var(--glass-border) 50%, var(--glass-bg) 75%);
  background-size: 200px 100%;
  animation: skeleton-loading 1.5s infinite;
}

/* ===== PROGRESS BAR ANIMATIONS ===== */
@keyframes progress-fill {
  from { width: 0%; }
  to { width: var(--progress-width, 0%); }
}

.progress-bar {
  position: relative;
  height: 4px;
  background: var(--glass-bg);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  animation: progress-fill 2s ease-out;
}

/* ===== TEXT ANIMATIONS ===== */
@keyframes text-shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.text-shimmer {
  background: linear-gradient(90deg, var(--text-primary) 25%, var(--primary-color) 50%, var(--text-primary) 75%);
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: text-shimmer 3s linear infinite;
}

/* ===== BOUNCE ANIMATIONS ===== */
@keyframes bounce-in {
  0% { transform: scale(0.3); opacity: 0; }
  50% { transform: scale(1.05); }
  70% { transform: scale(0.9); }
  100% { transform: scale(1); opacity: 1; }
}

.bounce-in {
  animation: bounce-in 0.6s ease-out;
}

@keyframes bounce-gentle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.bounce-gentle {
  animation: bounce-gentle 2s infinite;
}

/* ===== ROTATE ANIMATIONS ===== */
@keyframes rotate-in {
  from { transform: rotate(-180deg) scale(0); opacity: 0; }
  to { transform: rotate(0deg) scale(1); opacity: 1; }
}

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

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spin-slow {
  animation: spin-slow 3s linear infinite;
}

/* ===== SLIDE ANIMATIONS ===== */
@keyframes slide-in-bottom {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.slide-in-bottom {
  animation: slide-in-bottom 0.8s ease-out;
}

@keyframes slide-in-top {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.slide-in-top {
  animation: slide-in-top 0.8s ease-out;
}

/* ===== PULSE ANIMATIONS ===== */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px var(--shadow-color); }
  50% { box-shadow: 0 0 40px var(--shadow-color), 0 0 60px var(--shadow-color); }
}

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

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.heartbeat {
  animation: heartbeat 1.5s ease-in-out infinite;
}

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

/* ===== DARK MODE TRANSITIONS ===== */
* {
  transition: background-color var(--transition-normal),
              color var(--transition-normal),
              border-color var(--transition-normal);
}