/* Scroll-triggered reveals — JS adds .is-visible */
.reveal {
  opacity: 0;
  transform: translateY(2.5rem);
  transition:
    opacity var(--cep-duration-slow) var(--cep-ease-out),
    transform var(--cep-duration-slow) var(--cep-ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Hero entrance */
@keyframes hero-fade-up {
  from {
    opacity: 0;
    transform: translateY(2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-scale-in {
  from {
    opacity: 0;
    transform: scale(1.08);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes sun-pulse {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

@keyframes charge-flow {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 200% 50%;
  }
}

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

.hero-animate {
  animation: hero-fade-up var(--cep-duration-slow) var(--cep-ease-out) both;
}

.hero-animate-delay-1 { animation-delay: 0.15s; }
.hero-animate-delay-2 { animation-delay: 0.3s; }
.hero-animate-delay-3 { animation-delay: 0.45s; }
.hero-animate-delay-4 { animation-delay: 0.6s; }

.hero__bg {
  animation: hero-scale-in 1.4s var(--cep-ease-out) both;
}

@media (prefers-reduced-motion: reduce) {
  .hero-animate,
  .hero__bg {
    animation: none;
  }
}

/* Decorative energy orb (hero) */
.energy-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(40px);
  animation: sun-pulse 4s ease-in-out infinite;
}

.energy-orb--orange {
  width: 12rem;
  height: 12rem;
  background: rgb(232 119 34 / 35%);
  top: 15%;
  left: 8%;
}

.energy-orb--teal {
  width: 10rem;
  height: 10rem;
  background: rgb(43 191 176 / 30%);
  bottom: 20%;
  right: 10%;
  animation-delay: 1.5s;
}

@media (prefers-reduced-motion: reduce) {
  .energy-orb {
    animation: none;
  }
}

/* Animated gradient bar (battery charge motif) */
.charge-bar {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--cep-navy),
    var(--cep-teal),
    var(--cep-orange),
    var(--cep-teal),
    var(--cep-navy)
  );
  background-size: 200% 100%;
  animation: charge-flow 3s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .charge-bar {
    animation: none;
    background: var(--cep-teal);
  }
}

/* Service card hover lift */
.service-card {
  transition:
    transform var(--cep-duration) var(--cep-ease),
    box-shadow var(--cep-duration) var(--cep-ease);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--cep-shadow-lg);
}

@media (prefers-reduced-motion: reduce) {
  .service-card:hover {
    transform: none;
  }
}

/* Header scroll state */
.site-header.is-scrolled {
  box-shadow: var(--cep-shadow);
}

/* Step timeline connector animation */
.steps__item::before {
  transition: background var(--cep-duration-slow) var(--cep-ease);
}

.steps__item.is-visible::before {
  background: linear-gradient(180deg, var(--cep-orange), var(--cep-teal));
}