/* ==========================================================================
   Animationen: Scroll-Reveals, Micro-Interactions, Übergänge
   Grundsatz: nur transform animieren, NIE opacity:0 als Startzustand
   (sonst bleiben Sections in Full-Page-Screenshots/Crawlern leer)
   ========================================================================== */

.reveal {
  transform: translateY(22px);
  transition: transform 640ms var(--ease-out);
  will-change: transform;
}
.reveal.is-visible { transform: translateY(0); }

.reveal-stagger > * {
  transform: translateY(22px);
  transition: transform 640ms var(--ease-out);
}
.reveal-stagger.is-visible > * { transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 60ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 120ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 180ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 300ms; }

/* Hero: sanfte Einblendung beim Laden (nicht scroll-getriggert) */
.hero-slide-content > * {
  transform: translateY(16px);
  opacity: 0;
  animation: heroIn 760ms var(--ease-out) forwards;
}
.hero-slide-content > *:nth-child(1) { animation-delay: 80ms; }
.hero-slide-content > *:nth-child(2) { animation-delay: 160ms; }
.hero-slide-content > *:nth-child(3) { animation-delay: 240ms; }
.hero-slide-content > *:nth-child(4) { animation-delay: 320ms; }
@keyframes heroIn {
  to { transform: translateY(0); opacity: 1; }
}

/* Sticky-Header Verdichtung wird per JS-Klasse .is-condensed gesteuert (siehe layout.css) */

/* Karten / Buttons: Press-Feedback */
.service-card, .btn, .stat, .contact-row { -webkit-tap-highlight-color: transparent; }

/* Zähler-Ziffern: nur der Zahlentext ändert sich per JS (kein Layout-Sprung) */
.stat-num { font-variant-numeric: tabular-nums; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal-stagger > *, .hero-slide-content > * {
    transition: opacity 1ms linear !important;
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  .service-card:hover, .btn:active, .service-card-media img { transform: none !important; }
  .hero-slide { transition: opacity 1ms linear; }
}