/* Token warna brosur + reset kecil, dipakai ketiga varian. */
:root {
  --anv-maroon: #4b0000;
  --anv-maroon-700: #370101;
  --anv-maroon-800: #2d0101;
  --anv-maroon-900: #280000;
  --anv-batik: #58150a;
  --anv-gold: #dfa62a;
  --anv-gold-bright: #f0b42d;
  --anv-gold-shade: #8c5922;
  --anv-bronze: #854413;
  --anv-paper: #f3f5f4;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-fluid: cubic-bezier(0.32, 0.72, 0, 1);

  /* Skala z-index sistemik: hanya untuk lapisan ini. Menu di bawah nav supaya tombol tutup tetap bisa diklik. */
  --z-raised: 1;
  --z-menu: 30;
  --z-nav: 40;
  --z-mobile-bar: 45;
  --z-grain: 70;
  --z-skip: 80;

  --reveal-y: 24px;
  --reveal-duration: 800ms;
  --reveal-stagger: 90ms;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scrollbar-gutter: stable;
  scroll-behavior: smooth;
}

html.is-locked {
  overflow: hidden;
}

/* Di dalam iframe halaman pratinjau: lebar konten sama persis dengan lebar perangkat. */
html.is-embedded {
  scrollbar-width: none;
  scrollbar-gutter: auto;
}

body {
  margin: 0;
  min-height: 100dvh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd,
ul,
ol {
  margin: 0;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

img,
picture {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

[hidden] {
  display: none !important;
}

:target {
  scroll-margin-top: 96px;
}

section[id] {
  scroll-margin-top: 80px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: var(--z-skip);
  padding: 12px 18px;
  border-radius: 8px;
  background: #fff;
  color: #1a0a0a;
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 200ms var(--ease-out-expo);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.nums {
  font-variant-numeric: lining-nums tabular-nums;
}

/* Reveal saat masuk viewport. Tanpa JS atau saat reduced motion, konten langsung terlihat. */
@media (prefers-reduced-motion: no-preference) {
  html.js [data-reveal] {
    opacity: 0;
    transform: translate3d(0, var(--reveal-y), 0);
    transition:
      opacity var(--reveal-duration) var(--ease-out-expo),
      transform var(--reveal-duration) var(--ease-out-expo);
    transition-delay: calc(var(--i, 0) * var(--reveal-stagger));
  }

  html.js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    transition-delay: 0ms !important;
  }
}

/* Dialog denah dan lightbox: struktur dasar, tampilan diatur tiap varian. */
dialog[data-plan-dialog],
dialog[data-lightbox] {
  padding: 0;
  border: 0;
  max-width: min(1180px, calc(100vw - 24px));
  max-height: calc(100dvh - 24px);
  overflow: visible;
}

dialog[data-plan-dialog]::backdrop,
dialog[data-lightbox]::backdrop {
  background: rgb(10 2 2 / 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

@media (prefers-reduced-transparency: reduce) {
  dialog[data-plan-dialog]::backdrop,
  dialog[data-lightbox]::backdrop {
    background: rgb(10 2 2 / 0.92);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.dialog-inner {
  max-height: calc(100dvh - 24px);
  overflow: auto;
  overscroll-behavior: contain;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 20px;
  align-items: start;
}

.plan-grid figure img {
  margin-inline: auto;
}

.plan-grid figcaption {
  margin-top: 10px;
  text-align: center;
}