/* ── Keyframes ────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -20px) scale(1.05); }
  66%       { transform: translate(-20px, 15px) scale(0.97); }
}

@keyframes progressGrow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.5; }
}

@keyframes drawUnderline {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); transform-origin: left; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Scroll-reveal base ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.75s cubic-bezier(0, 0, 0.2, 1),
              transform 0.75s cubic-bezier(0, 0, 0.2, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Stagger for sibling reveals */
.reveal-stagger .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-stagger .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger .reveal:nth-child(4) { transition-delay: 0.3s; }

/* Hero text animation (applied by JS) */
.hero-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(0, 0, 0.2, 1),
              transform 0.5s cubic-bezier(0, 0, 0.2, 1);
}
.hero-word.word-visible {
  opacity: 1;
  transform: none;
}
.hero-space {
  display: inline;
  white-space: normal;
}

/* Slide fade transition */
.hero__slide {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
.hero__slide.active {
  opacity: 1;
  pointer-events: auto;
}