/* Site-owned visual enhancements. Keep these outside the Butterfly theme. */
#page-header.full_page {
  overflow: hidden;
  isolation: isolate;
}

#page-header.full_page .hero-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.2s ease;
  pointer-events: none;
}

#page-header.full_page .hero-video.is-ready {
  opacity: 1;
}

#page-header.full_page::before {
  z-index: 1;
  background:
    radial-gradient(circle at 72% 28%, rgba(54, 209, 220, 0.18), transparent 34%),
    linear-gradient(115deg, rgba(8, 15, 32, 0.72), rgba(12, 31, 58, 0.38) 52%, rgba(8, 16, 32, 0.66)) !important;
}

#page-header.full_page #nav,
#page-header.full_page #site-info,
#page-header.full_page #scroll-down {
  z-index: 2;
}

#page-header.full_page #nav {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(180deg, rgba(7, 14, 30, 0.42), rgba(7, 14, 30, 0.08));
  backdrop-filter: blur(10px) saturate(130%);
  -webkit-backdrop-filter: blur(10px) saturate(130%);
}

#page-header.full_page #site-title {
  letter-spacing: 0.08em;
  text-shadow:
    0 0 24px rgba(97, 218, 251, 0.34),
    0 8px 32px rgba(0, 0, 0, 0.46);
  animation: hero-title-float 6s ease-in-out infinite;
}

#page-header.full_page #site-subtitle {
  margin-top: 0.35rem;
  letter-spacing: 0.04em;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
}

#page-header.full_page #scroll-down .scroll-down-effects {
  filter: drop-shadow(0 0 8px rgba(125, 225, 255, 0.72));
}

#recent-posts > .recent-post-items .recent-post-item,
#aside-content .card-widget,
#post,
#page {
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 40px rgba(30, 58, 95, 0.1);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
}

#recent-posts > .recent-post-items .recent-post-item,
#aside-content .card-widget {
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

#recent-posts > .recent-post-items .recent-post-item:hover,
#aside-content .card-widget:hover {
  transform: translateY(-5px);
  border-color: rgba(73, 177, 245, 0.42);
  box-shadow: 0 20px 48px rgba(30, 88, 140, 0.18);
}

[data-theme='dark'] #recent-posts > .recent-post-items .recent-post-item,
[data-theme='dark'] #aside-content .card-widget,
[data-theme='dark'] #post,
[data-theme='dark'] #page {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(24, 28, 38, 0.84);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.28);
}

@keyframes hero-title-float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

@media (max-width: 768px) {
  #page-header.full_page .hero-video {
    transform: scale(1.08);
  }

  #page-header.full_page #nav {
    backdrop-filter: blur(7px) saturate(120%);
    -webkit-backdrop-filter: blur(7px) saturate(120%);
  }
}

@media (prefers-reduced-motion: reduce) {
  #page-header.full_page .hero-video {
    display: none;
  }

  #page-header.full_page #site-title,
  #recent-posts > .recent-post-items .recent-post-item,
  #aside-content .card-widget {
    animation: none;
    transition: none;
  }
}

#aside-content .card-info .site-data > a[href="/categories/"],
#sidebar #sidebar-menus .site-data > a[href="/categories/"] {
  display: none;
}