/* ===== Siberinfo - style.css ===== */

:root {
  color-scheme: light dark;
}

html {
  scroll-behavior: smooth;
}

/* Transisi mulus saat mode terang/gelap berubah */
body,
header,
footer,
main,
article,
section,
a,
button,
input,
select,
textarea,
#toast,
#ig-modal > div {
  transition:
    background-color 0.4s ease,
    color 0.4s ease,
    border-color 0.4s ease,
    box-shadow 0.4s ease;
}

/* Navigasi aktif */
.nav-link {
  position: relative;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  opacity: 1;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

/* Animasi masuk halaman */
.page-enter {
  animation: fadeUp 0.5s ease both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Tipografi isi berita (nyaman dibaca) */
.article-body p {
  margin-bottom: 1.4em;
}

.article-body p:last-child {
  margin-bottom: 0;
}

/* Clamp teks ringkasan */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Skeleton Loading State */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

@media (prefers-color-scheme: dark) {
  .skeleton {
    background: linear-gradient(90deg, #262626 25%, #1a1a1a 50%, #262626 75%);
    background-size: 200% 100%;
  }
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: 0.5rem;
}

.skeleton-title {
  height: 2rem;
  margin-bottom: 1rem;
}

.skeleton-image {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.skeleton-card {
  padding: 1rem;
  border: 1px solid #e5e5e5;
  border-radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
  .skeleton-card {
    border-color: #262626;
  }
}

/* Reading progress bar: garis tipis di atas, lebarnya diatur lewat JS */
#read-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: #dc2626;
  z-index: 60;
  pointer-events: none;
}

/* Tombol kembali ke atas: tersembunyi sampai halaman di-scroll */
.to-top {
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.to-top:focus-visible {
  outline: 2px solid #dc2626;
  outline-offset: 3px;
}

/* Menu mobile (hanya di layar kecil; desktop tidak terpengaruh) */
@media (max-width: 767px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    background: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 50;
    isolation: isolate;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: max-height 0.3s ease, opacity 0.3s ease, transform 0.3s ease, padding 0.3s ease;
  }

  .nav-menu.is-open {
    display: flex;
    max-height: 400px;
    opacity: 1;
    transform: translateY(0);
    padding: 0.5rem 1rem 1rem;
  }

  .nav-menu .nav-link {
    padding: 0.75rem 0;
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.2s ease;
  }

  .nav-menu.is-open .nav-link {
    opacity: 1;
    transform: translateX(0);
  }

  /* Staggered animation untuk setiap link */
  .nav-menu.is-open .nav-link:nth-child(1) { transition-delay: 0.05s; }
  .nav-menu.is-open .nav-link:nth-child(2) { transition-delay: 0.1s; }
  .nav-menu.is-open .nav-link:nth-child(3) { transition-delay: 0.15s; }
  .nav-menu.is-open .nav-link:nth-child(4) { transition-delay: 0.2s; }
  .nav-menu.is-open .nav-link:nth-child(5) { transition-delay: 0.25s; }

  .nav-menu.is-open .nav-link.active::after {
    display: none;
  }

  @media (prefers-color-scheme: dark) {
    .nav-menu {
      background: #0a0a0a;
      border-bottom-color: #262626;
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    }
  }
}

/* Tombol berbagi (ikon saja). Gaya dibuat langsung di CSS agar tidak bergantung pada JIT Tailwind */
.sbtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 9999px;
  border: 1px solid #d4d4d4;
  color: #171717;
  background: transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.4s ease;
}

.sbtn svg {
  display: block;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sbtn:hover {
  transform: scale(1.1);
  background: #f5f5f5;
}

.sbtn-primary {
  background: #171717;
  color: #ffffff;
  border-color: transparent;
}

.sbtn-primary:hover {
  background: #262626;
}

@media (prefers-color-scheme: dark) {
  .sbtn {
    border-color: #404040;
    color: #f5f5f5;
  }

  .sbtn:hover {
    background: #171717;
  }

  .sbtn-primary {
    background: #ffffff;
    color: #171717;
  }

  .sbtn-primary:hover {
    background: #e5e5e5;
  }
}

/* Fokus aksesibel */
.focus-ring:focus-visible,
a:focus-visible,
button:focus-visible {
  outline: 2px solid #dc2626;
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: #dc2626;
  color: #ffffff;
}

/* Hormati pengaturan "kurangi gerakan" */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}