/* ============================================
   07 – ANIMATIONS
   Übergänge und Animationen
   ============================================ */

/* ---------- Seiten-Übergang beim Laden ---------- */
body {
  animation: pageEnter 280ms cubic-bezier(0.32, 0.72, 0, 1);
}

@keyframes pageEnter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body.is-leaving {
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 180ms ease-out, transform 180ms ease-out;
}

/* ---------- Karten gestaffelt einblenden ---------- */
.card {
  animation: cardEnter 380ms cubic-bezier(0.32, 0.72, 0, 1) backwards;
}

@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Gestaffelte Verzögerung */
.card:nth-child(1) { animation-delay: 0ms; }
.card:nth-child(2) { animation-delay: 30ms; }
.card:nth-child(3) { animation-delay: 60ms; }
.card:nth-child(4) { animation-delay: 90ms; }
.card:nth-child(5) { animation-delay: 120ms; }
.card:nth-child(6) { animation-delay: 150ms; }

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

.ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent-primary) 25%, transparent);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
}

.ripple.is-rippling::after {
  animation: rippleAnim 600ms ease-out;
}

@keyframes rippleAnim {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
  }
  100% {
    width: 300px;
    height: 300px;
    opacity: 0;
  }
}

/* ---------- Pulse ---------- */
.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* ---------- Skeleton ---------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-elevated) 0%,
    var(--bg-hover) 50%,
    var(--bg-elevated) 100%
  );
  background-size: 200% 100%;
  animation: skeleton 1.4s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

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

/* ---------- Touch-Active-Zustände ---------- */
@media (hover: none) and (pointer: coarse) {
  .btn:active,
  .iconbtn:active {
    transform: scale(0.96);
  }

  /* Größere Touch-Flächen */
  .iconbtn {
    width: 44px;
    height: 44px;
  }
}