/* Animations and Keyframes */

/* Rotation animation for info avatar */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

/* Fade in from bottom animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

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

/* Pulse animation */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

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

/* Glow animation */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px var(--primary-color);
  }
  50% {
    box-shadow: 0 0 20px var(--primary-color), 0 0 30px var(--primary-color);
  }
}

/* Typing animation */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

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

/* Animation utility classes */
.animate-fade-in {
  animation: fadeInUp 0.8s ease-out forwards;
}

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

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

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

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

.animate-float {
  animation: float 3s ease-in-out infinite;
}

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

/* Delayed animations */
.animate-delay-100 {
  animation-delay: 0.1s;
}

.animate-delay-200 {
  animation-delay: 0.2s;
}

.animate-delay-300 {
  animation-delay: 0.3s;
}

.animate-delay-400 {
  animation-delay: 0.4s;
}

.animate-delay-500 {
  animation-delay: 0.5s;
}

/* Scroll-triggered animations */
.scroll-animate {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Info text animations */
.info-greeting {
  animation: fadeInLeft 1s ease-out 0.2s forwards;
  opacity: 0;
}

.info-name {
  animation: fadeInLeft 1s ease-out 0.4s forwards;
  opacity: 0;
}

.info-title {
  animation: fadeInLeft 1s ease-out 0.6s forwards;
  opacity: 0;
}

.info-subtitle {
  animation: fadeInLeft 1s ease-out 0.8s forwards;
  opacity: 0;
}

.cta-button {
  animation: fadeInUp 1s ease-out 1s forwards;
  opacity: 0;
}

.info-avatar {
  animation: scaleIn 1s ease-out 0.5s forwards;
  opacity: 0;
}

/* Stagger animations for lists */
.stagger-item {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
}

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

.stagger-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hover animations for cards */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

/* Loading animations */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Text reveal animation */
.text-reveal {
  overflow: hidden;
  position: relative;
}

.text-reveal::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--background-color);
  transform: translateX(-100%);
  animation: textReveal 1.5s ease-out forwards;
}

@keyframes textReveal {
  0% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Particle animation for background */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: floatParticle 20s linear infinite;
}

@keyframes floatParticle {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

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