/* animations.css - Animationen und Übergangseffekte */

/* Basis-Transitions */
.transition-all {
  transition: all var(--transition-normal);
}

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleUp {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.05);
  }
}

/* Pulse Animation */
@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

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

/* Gold Line Animation */
@keyframes goldLine {
  0% {
    background-position: -100% 0;
  }
  100% {
    background-position: 100% 0;
  }
}

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

/* Bounce Animation */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-15px);
  }
  60% {
    transform: translateY(-7px);
  }
}

/* Animationsklassen */
.fade-in {
  animation: fadeIn 1s ease forwards;
}

.fade-in-up {
  animation: fadeInUp 1s ease forwards;
}

.fade-in-down {
  animation: fadeInDown 1s ease forwards;
}

.fade-in-left {
  animation: fadeInLeft 1s ease forwards;
}

.fade-in-right {
  animation: fadeInRight 1s ease forwards;
}

.scale-in {
  animation: scaleIn 1s ease forwards;
}

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

.shimmer {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.gold-line {
  background: linear-gradient(90deg, transparent, var(--highlight), transparent);
  background-size: 200% 100%;
  animation: goldLine 2s infinite;
}

.rotate {
  animation: rotate 10s linear infinite;
}

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

/* Verzögerungen */
.delay-1 {
  animation-delay: 0.1s;
}

.delay-2 {
  animation-delay: 0.2s;
}

.delay-3 {
  animation-delay: 0.3s;
}

.delay-4 {
  animation-delay: 0.4s;
}

.delay-5 {
  animation-delay: 0.5s;
}

.delay-10 {
  animation-delay: 1s;
}

.delay-15 {
  animation-delay: 1.5s;
}

.delay-20 {
  animation-delay: 2s;
}

/* Animationszeiten */
.duration-5 {
  animation-duration: 0.5s;
}

.duration-10 {
  animation-duration: 1s;
}

.duration-15 {
  animation-duration: 1.5s;
}

.duration-20 {
  animation-duration: 2s;
}

.duration-30 {
  animation-duration: 3s;
}

/* Theme Transition Animation */
.theme-transition-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* Chapter Animations */
.hero-title {
  animation: fadeInDown 1.2s ease-out;
}

.hero-subtitle {
  animation: fadeInUp 1.2s ease-out 0.3s both;
}

.hero-button {
  animation: fadeInUp 1.4s ease-out 0.6s both;
}

.chapter-card {
  animation: fadeInUp 0.8s ease-out both;
  animation-delay: calc(var(--card-index, 0) * 0.1s + 0.3s);
}

.deco-divider {
  animation: fadeIn 1s ease-out 0.8s both;
}

.deco-corner {
  animation: scaleIn 0.5s ease-out both;
  animation-delay: calc(var(--card-index, 0) * 0.1s + 0.5s);
}