/* Custom Utilities for Glassmorphism & Cyberpunk Feel */
.glass-panel {
  background: rgba(
    11,
    17,
    32,
    0.85
  ); /* Sedikit lebih gelap agar teks terbaca di mobile */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card {
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.01) 100%
  );
  backdrop-filter: blur(10px);
  border: 1px solid rgba(13, 242, 242, 0.1);
  transition: all 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(13, 242, 242, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.text-glow {
  text-shadow: 0 0 20px rgba(13, 242, 242, 0.3);
}

.grid-bg {
  background-image:
    linear-gradient(rgba(13, 242, 242, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 242, 242, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Mobile Menu Animation */
#mobile-menu {
  overflow: hidden;
  transition:
    max-height 0.4s ease-in-out,
    opacity 0.4s ease-in-out;
}
#mobile-menu.hidden {
  max-height: 0;
  opacity: 0;
  display: block; /* Override Tailwind hidden to animate */
}
#mobile-menu:not(.hidden) {
  max-height: 400px;
  opacity: 1;
}

/* Partner Slider Transitions */
#partners-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Responsive Font Sizes Adjustment */
@media (max-width: 640px) {
  .text-glow {
    text-shadow: 0 0 10px rgba(13, 242, 242, 0.3);
  }
}

/* ===== Image Loading Skeleton & Smooth Fade ===== */

/* Skeleton base style */
.img-skeleton {
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    110deg,
    rgba(255, 255, 255, 0.03) 8%,
    rgba(255, 255, 255, 0.08) 18%,
    rgba(255, 255, 255, 0.03) 33%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

/* Shimmer animation */
@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Image initial state - hidden until loaded */
.img-loading {
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

/* Image loaded state - visible with fade in */
.img-loaded {
  opacity: 1;
}

/* For partner logos with white background */
.partner-skeleton {
  background: linear-gradient(
    110deg,
    rgba(200, 200, 200, 0.3) 8%,
    rgba(200, 200, 200, 0.6) 18%,
    rgba(200, 200, 200, 0.3) 33%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

/* Background image skeleton for journey cards */
.bg-skeleton {
  position: relative;
}

.bg-skeleton::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    rgba(13, 242, 242, 0.02) 8%,
    rgba(13, 242, 242, 0.06) 18%,
    rgba(13, 242, 242, 0.02) 33%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.5s ease-in-out;
}

.bg-skeleton.bg-loaded::before {
  opacity: 0;
}

/* Loading spinner for lightbox */
.lightbox-loading {
  position: relative;
}

.lightbox-loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: #0df2f2;
  border-radius: 50%;
  animation: spinner-rotate 0.8s linear infinite;
}

@keyframes spinner-rotate {
  to {
    transform: rotate(360deg);
  }
}

/* Hide spinner when image is loaded */
.lightbox-loading.img-loaded::after {
  display: none;
}