/* ========================================
   ANIMACIONES Y TRANSICIONES
   ======================================== */

/* Fade in */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Slide in from left */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.6s ease forwards;
}

/* Slide in from right */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.6s ease forwards;
}

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

.bounce {
  animation: bounce 1s ease infinite;
}

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

.pulse {
  animation: pulse 2s ease infinite;
}

/* Shake */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

.shake {
  animation: shake 0.5s ease;
}

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

.spin {
  animation: spin 1s linear infinite;
}

/* Glow effect */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(99, 102, 241, 0.5);
  }
  50% {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.8);
  }
}

.glow {
  animation: glow 2s ease infinite;
}

/* Staggered animations */
.fade-in-delay-1 {
  animation: fadeIn 0.6s ease 0.1s forwards;
}

.fade-in-delay-2 {
  animation: fadeIn 0.6s ease 0.2s forwards;
}

.fade-in-delay-3 {
  animation: fadeIn 0.6s ease 0.3s forwards;
}

.fade-in-delay-4 {
  animation: fadeIn 0.6s ease 0.4s forwards;
}

.fade-in-delay-5 {
  animation: fadeIn 0.6s ease 0.5s forwards;
}

/* Hover effects */
.hover-lift {
  transition: var(--transition);
}

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

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

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

.hover-rotate {
  transition: var(--transition);
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

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

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spinner 0.8s linear infinite;
}

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

.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200px 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

/* Page transitions */
.page-enter {
  opacity: 0;
  transform: translateY(20px);
}

.page-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.page-exit {
  opacity: 1;
  transform: translateY(0);
}

.page-exit-active {
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Scroll animations */
.scroll-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Button hover effects */
.btn-hover-primary {
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.btn-hover-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-hover-primary:hover::before {
  width: 300px;
  height: 300px;
}

.btn-hover-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

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

.gradient-text-animated {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-text 3s ease infinite;
}

/* Ripple effect */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

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

/* Floating animation */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

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

@keyframes blink {
  50% {
    border-color: transparent;
  }
}

.typing {
  overflow: hidden;
  border-right: 3px solid var(--primary);
  white-space: nowrap;
  animation: typing 2s steps(30, end), blink 0.75s step-end infinite;
}

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

.gradient-border {
  position: relative;
  padding: 2px;
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent), var(--primary));
  background-size: 300% 300%;
  border-radius: var(--radius-lg);
  animation: gradient-border 3s ease infinite;
}

.gradient-border > * {
  background: var(--white);
  border-radius: calc(var(--radius-lg) - 2px);
}