/* ===== KEYFRAMES ===== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes blobDrift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(20px, -15px) scale(1.03); }
  66%  { transform: translate(-10px, 20px) scale(0.97); }
  100% { transform: translate(0, 0) scale(1); }
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes lineSlide {
  from { width: 0; }
  to   { width: 100%; }
}

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

/* ===== BLOB ANIMATION ===== */
.hero__blob1 {
  animation: blobDrift 12s ease-in-out infinite;
}
.hero__blob2 {
  animation: blobDrift 16s ease-in-out infinite reverse;
}

/* ===== HERO FLOAT ===== */
.hero-visual__frame {
  animation: floatY 6s ease-in-out infinite;
}

/* ===== CURSOR in hero title ===== */
.cursor-blink {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--color-secondary);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: cursorBlink 1s step-end infinite;
}

/* ===== SCROLL-REVEAL BASE ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-slow) var(--ease-out),
              transform var(--t-slow) var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }
.reveal-delay-5 { transition-delay: 400ms; }
.reveal-delay-6 { transition-delay: 480ms; }

/* ===== PARALLAX CONTAINER ===== */
.parallax-wrap {
  will-change: transform;
}

/* ===== STAT COUNTER ===== */
.stat__number {
  transition: opacity var(--t-normal) var(--ease-out);
}

/* ===== HERO CTA arrow pulse ===== */
.btn--primary .btn-arrow {
  display: inline-block;
  transition: transform var(--t-fast) var(--ease-out);
}

.btn--primary:hover .btn-arrow {
  transform: translateX(4px);
}

/* ===== NAV underline slide ===== */
.navbar__link::after {
  transition: width var(--t-normal) var(--ease-out),
              opacity var(--t-normal) var(--ease-out);
}

/* ===== Card glow on hover ===== */
.service-card {
  will-change: transform, box-shadow;
}

/* ===== Page load fade ===== */
.page-loaded .hero__left > * {
  animation: fadeUp 0.7s var(--ease-out) both;
}

.page-loaded .hero__left > *:nth-child(1) { animation-delay: 0ms; }
.page-loaded .hero__left > *:nth-child(2) { animation-delay: 100ms; }
.page-loaded .hero__left > *:nth-child(3) { animation-delay: 200ms; }
.page-loaded .hero__left > *:nth-child(4) { animation-delay: 300ms; }

.page-loaded .hero__right {
  animation: fadeIn 0.9s var(--ease-out) 400ms both;
}