/* ============================
   HEITONE - Animations & Extras
   ============================ */

/* Fade-in on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal-stagger.visible > *:nth-child(1) { opacity:1; transform:none; transition-delay:0s; }
.reveal-stagger.visible > *:nth-child(2) { opacity:1; transform:none; transition-delay:0.1s; }
.reveal-stagger.visible > *:nth-child(3) { opacity:1; transform:none; transition-delay:0.2s; }
.reveal-stagger.visible > *:nth-child(4) { opacity:1; transform:none; transition-delay:0.3s; }
.reveal-stagger.visible > *:nth-child(5) { opacity:1; transform:none; transition-delay:0.4s; }
.reveal-stagger.visible > *:nth-child(6) { opacity:1; transform:none; transition-delay:0.5s; }

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px; height: 44px;
  background: var(--primary, #D4000A);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
  z-index: 100;
  font-family: sans-serif;
  box-shadow: 0 4px 16px rgba(212,0,10,0.35);
}
.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover { background: #A80008; transform: translateY(-3px); }

/* Toast */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: linear-gradient(135deg, #200000 0%, #130600 100%);
  border: 1px solid rgba(212,0,10,0.35);
  color: #fff;
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 14px;
  opacity: 0;
  transition: all 0.35s;
  z-index: 9999;
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}