/* css/animations.css */

/* ===== SCENE 1: Hero Section Load ===== */
.hero__eyebrow {
  opacity: 0;
  animation: hero-fade-in 0.3s ease-out forwards;
}

.hero h1 {
  opacity: 0;
  /* text hidden by default; revealed via logic in JS */
}

.hero__sub {
  opacity: 0;
  transform: translateY(20px);
  animation: hero-fade-up 0.4s cubic-bezier(0.16, 1, 0.3, 1) 3.8s forwards;
}

.hero__cta-group {
  opacity: 0;
  transform: scale(0.95);
  animation: hero-scale-in 0.3s ease-out 4.2s forwards;
}

@keyframes hero-fade-in {
  to {
    opacity: 1;
  }
}

@keyframes hero-fade-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-scale-in {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ===== SCENE 2: Services Grid ===== */
.service-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s;
  --card-index: 0;
}

.service-card:nth-child(1) { --card-index: 0; }
.service-card:nth-child(2) { --card-index: 1; }
.service-card:nth-child(3) { --card-index: 2; }
.service-card:nth-child(4) { --card-index: 3; }

.service-card__icon {
  display: inline-block;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card.animate-in {
  opacity: 1;
  transform: translateY(0);
  transition-delay: calc(var(--card-index) * 150ms);
}

.service-card.animate-in .service-card__icon {
  opacity: 1;
  transform: scale(1);
  transition-delay: calc((var(--card-index) * 150ms) + 100ms);
}

.service-card.animate-in:hover {
  transform: translateY(-4px);
  transition-delay: 0s;
}

/* ===== SCENE 3: Approach Cards ===== */
.approach-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s;
  --card-index: 0;
}

.approach-card:nth-child(1) { --card-index: 0; }
.approach-card:nth-child(2) { --card-index: 1; }
.approach-card:nth-child(3) { --card-index: 2; }

.approach-card.animate-in {
  opacity: 1;
  transform: translateY(0);
  transition-delay: calc(var(--card-index) * 150ms);
}

.approach-card.animate-in:hover {
  transform: translateY(-4px);
  transition-delay: 0s;
}

/* ===== SCENE 4: Case Cards ===== */
.case-card {
  opacity: 0;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.3s ease, border-color 0.3s, opacity 0.6s ease;
  --card-index: 0;
}

.case-card:nth-child(1) { --card-index: 0; }
.case-card:nth-child(2) { --card-index: 1; }
.case-card:nth-child(3) { --card-index: 2; }

.case-card.animate-in {
  opacity: 1;
  transform: translateY(0);
  transition-delay: calc(var(--card-index) * 150ms), calc(var(--card-index) * 150ms), 0ms, 0ms;
}

.case-card.animate-in:hover {
  transform: translateY(-4px) !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s;
}

.case-card__link {
  display: inline-block;
  transition: transform 0.2s ease;
}

.case-card.animate-in:hover .case-card__link {
  transform: translateX(4px);
}

/* Featured case card */
.case-card--featured {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s;
}

.case-card--featured.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.case-card--featured.animate-in:hover {
  transform: translateY(-4px);
}

/* ===== GLOW CARD EFFECT ===== */
.glow-card {
  position: relative;
  overflow: hidden;
}

.glow-card::before {
  content: '';
  position: absolute;
  top: var(--mouse-y, 50%);
  left: var(--mouse-x, 50%);
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 0;
}

.glow-card:hover::before {
  opacity: 1;
}

.glow-card > * {
  position: relative;
  z-index: 1;
}

/* ===== TYPEWRITER CURSOR ===== */
.typewriter-cursor {
  display: inline-block;
  width: 0px;
  position: relative;
  vertical-align: baseline;
}

.typewriter-cursor.active::after {
  content: '';
  position: absolute;
  left: 1px;
  bottom: 0.1em;
  height: 1.1em;
  width: 2.5px;
  background-color: var(--accent);
  animation: blink 0.8s step-end infinite;
}

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

/* ===== Reduced Motion and Mobile Adjustments ===== */
@media (max-width: 768px) {
  .service-card.animate-in {
    transition-delay: calc(var(--card-index) * 75ms);
  }

  .service-card.animate-in .service-card__icon {
    transition-delay: calc((var(--card-index) * 75ms) + 50ms);
  }

  .approach-card.animate-in {
    transition-delay: calc(var(--card-index) * 75ms);
  }

  .case-card.animate-in {
    transition-delay: calc(var(--card-index) * 75ms), calc(var(--card-index) * 75ms), 0ms, 0ms;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero__eyebrow,
  .hero h1,
  .hero__sub,
  .hero__cta-group,
  .service-card,
  .service-card__icon,
  .approach-card,
  .case-card,
  .case-card--featured {
    opacity: 1 !important;
    transform: none !important;
  }

  .glow-card::before {
    display: none !important;
  }
}