/* Float Naik-Turun Ringan */
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Latar Bergelombang / Wave Background */
@keyframes wave {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Ikon Berputar */
@keyframes icon-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Tombol Berdenyut */
@keyframes button-pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* Kartu dengan Efek 3D */
@keyframes card-3d {
  0% {
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  }
  50% {
    transform: perspective(1000px) rotateX(5deg) rotateY(5deg);
  }
  100% {
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  }
}

/* Skeleton Loading */
@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Fade-In Slide dari Bawah */
@keyframes slide-up-fade {
  0% {
    transform: translateY(30px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
/* Logo Mengambang */
.logo-float {
  animation: float 6s ease-in-out infinite;
}

/* Tombol Interaktif */
.button-pulse {
  animation: button-pulse 1.5s ease infinite;
}

/* Kartu Hover 3D */
.armada-card:hover {
  animation: card-3d 1.5s ease forwards;
}

/* Loading Placeholder */
.skeleton-animate {
  animation: skeleton-loading 2s linear infinite;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
}

/* Slide Fade-in */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}
.reveal-up.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Ikon Spin (untuk loading/branding) */
.icon-spin {
  animation: icon-spin 2s linear infinite;
}

/* ================================
   RESPONSIF & AKSESIBILITAS
   ================================ */


/* Aksesibilitas: Kurangi gerakan */
@media (prefers-reduced-motion: reduce) {
  .logo-float,
  .button-pulse,
  .armada-card:hover,
  .reveal-up {
    animation: none !important;
  }

  .skeleton-animate {
    background: #f0f0f0;
  }
}
@keyframes logo-marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.animate-logo-marquee {
  animation: logo-marquee 20s linear infinite;
}