/* ============================================
   EWF — Animations (ScrollReveal + custom)
   ============================================ */

/* --- ScrollReveal base states --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1),
              transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1),
              transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1),
              transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1),
              transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* --- Timeline steps staggered reveal --- */
.timeline__step {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s cubic-bezier(.5,0,0,1), transform .8s cubic-bezier(.5,0,0,1);
}
.timeline__step.revealed {
  opacity: 1;
  transform: translateY(0);
}
.timeline__step:nth-child(1) { transition-delay: 0s; }
.timeline__step:nth-child(2) { transition-delay: .15s; }
.timeline__step:nth-child(3) { transition-delay: .3s; }
.timeline__step:nth-child(4) { transition-delay: .45s; }

/* --- Staggered children --- */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.5, 0, 0, 1),
              transform 0.6s cubic-bezier(0.5, 0, 0, 1);
}

.stagger.revealed > *:nth-child(1) { transition-delay: 0s; }
.stagger.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.revealed > *:nth-child(3) { transition-delay: 0.2s; }
.stagger.revealed > *:nth-child(4) { transition-delay: 0.3s; }
.stagger.revealed > *:nth-child(5) { transition-delay: 0.4s; }
.stagger.revealed > *:nth-child(6) { transition-delay: 0.5s; }

.stagger.revealed > * {
  opacity: 1;
  transform: translateY(0);
}

/* --- Counter animation --- */
.counter__number {
  transition: color 0.3s ease;
}

/* --- Hero entrance --- */
@keyframes hero-fade-up {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__badge {
  animation: pulse-badge 2s ease-in-out infinite, hero-fade-up 1s 0.2s both;
}

.hero h1 {
  animation: hero-fade-up 1s 0.4s both;
}

.hero__subtitle {
  animation: hero-fade-up 1s 0.6s both;
}

.hero__cta {
  animation: hero-fade-up 1s 0.8s both;
}

.hero__scroll {
  animation: hero-fade-up 1s 1.2s both, scroll-bounce 2s 2.2s infinite;
}

/* --- Nav transition --- */
.nav {
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

/* --- Service card icon spin on hover --- */
.service-card:hover .service-card__icon svg {
  transform: rotate(10deg) scale(1.1);
  transition: transform 0.4s ease;
}

/* --- Gallery item zoom --- */
.gallery__item img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --- Lightbox transitions --- */
.lightbox {
  transition: opacity 0.3s ease;
}

.lightbox img {
  transition: transform 0.3s ease;
}

/* --- FAQ accordion --- */
.faq__answer {
  transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              padding 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.faq__icon {
  transition: transform 0.3s ease;
}

/* --- Floating WhatsApp button --- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  animation: whatsapp-entrance 0.6s 2s both;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

@keyframes whatsapp-entrance {
  from {
    opacity: 0;
    transform: scale(0) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* --- Testimonial carousel auto-scroll indicator --- */
@keyframes slide-indicator {
  0% { transform: scaleX(0); transform-origin: left; }
  100% { transform: scaleX(1); transform-origin: left; }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1;
    transform: none;
  }
  .stagger > * {
    opacity: 1;
    transform: none;
  }
}