/* Landing animations — premium, performant */

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

@keyframes lp-hero-glow {
  to { transform: rotate(360deg); }
}

@keyframes lp-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes lp-float-delay {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Hero illustration motion */
.lp-hero-card .lp-illus img {
  animation: lp-float 5s ease-in-out infinite;
}
.lp-float-badge--earn {
  animation: lp-float-delay 4.2s ease-in-out infinite;
  animation-delay: 0.6s;
}
.lp-float-badge--share {
  animation: lp-float 4.8s ease-in-out infinite;
  animation-delay: 1.2s;
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}
[data-reveal="left"] { transform: translateX(-24px); }
[data-reveal="right"] { transform: translateX(24px); }
[data-reveal="left"].is-visible,
[data-reveal="right"].is-visible { transform: none; }

[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }
[data-reveal-delay="4"] { transition-delay: 0.32s; }
[data-reveal-delay="5"] { transition-delay: 0.4s; }
[data-reveal-delay="6"] { transition-delay: 0.48s; }

/* Stagger children */
[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-reveal-stagger].is-visible > * {
  opacity: 1;
  transform: none;
}
[data-reveal-stagger].is-visible > *:nth-child(1) { transition-delay: 0.05s; }
[data-reveal-stagger].is-visible > *:nth-child(2) { transition-delay: 0.12s; }
[data-reveal-stagger].is-visible > *:nth-child(3) { transition-delay: 0.19s; }
[data-reveal-stagger].is-visible > *:nth-child(4) { transition-delay: 0.26s; }
[data-reveal-stagger].is-visible > *:nth-child(5) { transition-delay: 0.33s; }
[data-reveal-stagger].is-visible > *:nth-child(6) { transition-delay: 0.4s; }

/* Button glow on hover */
.lp-hero-cta .btn-accent,
.lp-final-actions .btn-accent {
  position: relative;
  overflow: hidden;
}
.lp-hero-cta .btn-accent::after,
.lp-final-actions .btn-accent::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.35) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lp-hero-cta .btn-accent:hover::after,
.lp-final-actions .btn-accent:hover::after {
  opacity: 1;
}

/* Card hover glow */
.lp-benefit::after,
.lp-flow-step::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(232, 84, 47, 0.15), 0 12px 40px rgba(232, 84, 47, 0.08);
}
.lp-benefit,
.lp-flow-step { position: relative; }
.lp-benefit:hover::after,
.lp-flow-step:hover::after { opacity: 1; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-reveal-stagger] > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .lp-hero::before,
  .lp-hero-card .lp-illus img,
  .lp-float-badge--earn,
  .lp-float-badge--share,
  .lp-benefit:hover .lp-benefit-illus img {
    transform: none;
  }
  .lp-eyebrow::before {
    animation: none;
  }
}

/* Mobile: lighter animations */
@media (max-width: 640px) {
  .lp-hero::before { animation: none; }
  [data-reveal] { transform: translateY(16px); }
}