/* ─── Scroll reveal ───────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children when parent reveals */
[data-reveal]:nth-child(2) { transition-delay: 0.1s; }
[data-reveal]:nth-child(3) { transition-delay: 0.2s; }
[data-reveal]:nth-child(4) { transition-delay: 0.3s; }
[data-reveal]:nth-child(5) { transition-delay: 0.35s; }
[data-reveal]:nth-child(6) { transition-delay: 0.4s; }

/* ─── Hero entrance ──────────────────────────── */
.hero__content {
  animation: fadeInUp 1s ease 0.3s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Word-by-word reveal ─────────────────────── */
.word-reveal {
  display: inline;
}

.word-reveal .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.word-reveal .word.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Parallax layer ──────────────────────────── */
.parallax-bg {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* ─── Soft blur entrance for sections ─────────── */
[data-reveal-blur] {
  opacity: 0;
  filter: blur(8px);
  transform: translateY(20px);
  transition:
    opacity 0.8s ease,
    filter 0.8s ease,
    transform 0.8s ease;
}

[data-reveal-blur].is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

/* ─── Timeline step animation ─────────────────── */
.timeline__step {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline__step:nth-child(2) { transition-delay: 0.15s; }
.timeline__step:nth-child(3) { transition-delay: 0.3s; }
.timeline__step:nth-child(4) { transition-delay: 0.45s; }

.timeline__step.is-visible {
  opacity: 1;
  transform: translateX(0);
}