/* ==========================================================================
   LVS - Motion Design & Keyframe Animations
   Normas: Motion com propósito, suave, sem travar o scroll,
   compatível com prefers-reduced-motion
   ========================================================================== */

/* Fade-in genérico */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pulsação sutil no botão flutuante com preservação de sombra de elevação */
@keyframes subtlePulse {
  0% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 0 0 14px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.whatsapp-floating {
  animation: subtlePulse 3s infinite;
}

/* Scroll Reveal Classes (Controladas via IntersectionObserver no main.js) */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* Delays escalonados para listas de cards */
.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; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Efeito de brilho em botões primários */
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    60deg,
    rgba(255, 255, 255, 0) 20%,
    rgba(255, 255, 255, 0.25) 50%,
    rgba(255, 255, 255, 0) 80%
  );
  transform: rotate(25deg);
  transition: all 0.75s ease;
}

.btn-primary:hover::after {
  left: 130%;
}

/* Vitrine de Produtos - Carrossel / Slider com arrasto suave */
.carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 1rem 0;
}

.carousel-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: grab;
  user-select: none;
}

.carousel-track.grabbing {
  cursor: grabbing;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.carousel-btn {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-xs);
  background-color: var(--color-graphite);
  color: var(--color-white);
  border: 1px solid var(--color-graphite-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Indicadores de bolinha */
.carousel-dots {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-concrete);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.carousel-dot.active {
  background-color: var(--color-primary);
  width: 24px;
}

/* Marquee contínuo opcional para marcas/setores */
@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-wrapper {
  overflow: hidden;
  white-space: nowrap;
  width: 100%;
  display: flex;
}

.marquee-track {
  display: flex;
  gap: 2rem;
  animation: marqueeScroll 35s linear infinite;
  will-change: transform;
}

.marquee-wrapper:hover .marquee-track {
  animation-play-state: paused;
}

/* Respeito estrito a Acessibilidade: prefers-reduced-motion */
@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;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }

  .marquee-track {
    animation: none !important;
  }

  .whatsapp-floating {
    animation: none !important;
  }
}