/* Hallmark · genre: atmospheric · tone: restrained cinematic · anchor: sea-salt blue · macrostructure: Narrative Workflow · H2 split diptych knobs: ratio=7/5, media=photo, divider=negative-space
 * theme: custom · vibe: "sea-salt night, wood welcome, neon blossom" · paper: oklch(98.8% 0.009 95) · accent: oklch(76.5% 0.147 230)
 * display: Cormorant Garamond + Noto Serif SC · body: Noto Sans SC · axes: light / high-contrast-serif / cool
 * enrichment: E8 approved official game still · nav: N12 banner retract · footer: Ft2 inline rule · studied: no · context: explicit · v1.1.0
 * Hallmark · pre-emit critique: P5 H5 E4 S5 R4 V5
 * Hallmark · contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · icons: pass (30) · mobile: pass (34, 49, 50–57)
 */
@import url("../../tokens.css");

*, *::before, *::after { box-sizing: border-box; }
html, body { min-width: 20rem; overflow-x: clip; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--bar-height) + var(--space-md)); }
body {
  margin: 0;
  min-width: 20rem;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  padding-bottom: calc(var(--bar-height) + var(--space-lg) + env(safe-area-inset-bottom));
}
body.is-menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration-thickness: var(--rule-hair); text-underline-offset: 0.22em; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
h1, h2, h3 {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
  min-width: 0;
}
h2 { font-size: clamp(2.15rem, 5vw, var(--text-3xl)); }
h3 { font-size: var(--text-xl); }
p, li, dd { max-width: 68ch; }
::selection { background: var(--color-accent); color: var(--color-accent-ink); }
:focus { outline: none; }
:focus-visible { outline: var(--rule-strong) solid var(--color-focus); outline-offset: var(--space-2xs); }

.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;
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
  z-index: var(--z-tooltip);
  transform: translateY(-180%);
  background: var(--color-night);
  color: var(--color-night-ink);
  padding: var(--space-sm) var(--space-md);
}
.skip-link:focus { transform: none; }
.section-shell { width: min(100% - (var(--page-gutter) * 2), var(--content-max)); margin-inline: auto; }
.tabular { font-variant-numeric: tabular-nums; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: var(--space-xs); color: var(--color-muted); font-size: var(--text-sm); }
.breadcrumbs a, .breadcrumbs span { white-space: nowrap; }

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-sticky-nav);
  transform: translateY(0);
  transition: transform var(--dur-long) var(--ease-out);
}
.site-nav.is-compact { transform: translateY(calc(var(--banner-height) * -1)); }
.site-nav.is-dismissed { transform: none; }
.site-nav.is-dismissed .announcement { display: none; }
.announcement {
  height: var(--banner-height);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding-inline: var(--page-gutter);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-size: var(--text-sm);
  font-weight: 700;
}
.announcement p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.announcement a { white-space: nowrap; font-weight: 700; }
.announcement__close { position: absolute; inset-inline-end: var(--space-sm); color: inherit; }
.nav-bar {
  min-height: var(--bar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-inline: var(--page-gutter);
  background: color-mix(in oklch, var(--color-paper) 94%, transparent);
  border-bottom: var(--rule-hair) solid var(--color-rule-2);
  backdrop-filter: blur(14px) saturate(1.1);
}
.brand { display: inline-flex; align-items: center; gap: var(--space-sm); text-decoration: none; white-space: nowrap; min-height: 44px; }
.brand img { width: 2.5rem; height: 2.5rem; border-radius: var(--radius-xs); object-fit: cover; }
.brand span { display: grid; line-height: 1.1; }
.brand b { font-family: var(--font-serif-cn); font-size: var(--text-md); }
.brand small { color: var(--color-muted); font-size: var(--text-xs); letter-spacing: 0.08em; }
.primary-menu {
  position: fixed;
  inset: calc(var(--banner-height) + var(--bar-height)) var(--page-gutter) auto;
  display: none;
  padding: var(--space-md);
  background: var(--color-paper);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  box-shadow: 0 var(--space-sm) var(--space-xl) var(--color-shadow);
}
.site-nav.is-dismissed .primary-menu { inset-block-start: var(--bar-height); }
.primary-menu.is-open { display: grid; }
.primary-menu a { min-height: 44px; display: flex; align-items: center; text-decoration: none; white-space: nowrap; border-bottom: var(--rule-hair) solid var(--color-rule-2); }
.primary-menu .nav-download { color: var(--color-action-deep); font-weight: 700; border-bottom: 0; }
.icon-button {
  min-width: 44px;
  min-height: 44px;
  display: inline-grid;
  place-items: center;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.icon-button:hover, .icon-button.is-hover { color: var(--color-action-deep); }
.icon-button:active, .icon-button.is-active { transform: translateY(1px); }
.icon-button:disabled, .icon-button[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; }
.icon-button[data-state="loading"]::after { content: ""; width: 1rem; height: 1rem; border: var(--rule-strong) solid currentColor; border-inline-end-color: transparent; border-radius: var(--radius-pill); animation: spin 0.9s linear infinite; }
.icon-button[data-state="error"] { color: var(--color-error); }
.icon-button[data-state="success"] { color: var(--color-success); }
.menu-toggle__lines, .menu-toggle__lines::before, .menu-toggle__lines::after { width: 1.35rem; height: var(--rule-strong); background: currentColor; display: block; content: ""; }
.menu-toggle__lines::before { transform: translateY(-0.4rem); }
.menu-toggle__lines::after { transform: translateY(0.275rem); }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border: var(--rule-strong) solid var(--color-ink);
  border-radius: var(--radius-sm);
  background: var(--color-paper);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  isolation: isolate;
  overflow: clip;
  transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out), border-color var(--dur-short) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .button:hover, .button.is-hover { transform: translateY(-1px); background: var(--color-ink); color: var(--color-paper); }
}
.button:active, .button.is-active { transform: translateY(1px); }
.button[aria-disabled="true"], .button:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.button[data-state="loading"] { color: transparent; }
.button[data-state="loading"]::after { content: ""; position: absolute; width: 1.1rem; height: 1.1rem; border: var(--rule-strong) solid currentColor; border-inline-end-color: transparent; border-radius: var(--radius-pill); color: var(--color-ink); animation: spin 0.9s linear infinite; }
.button[data-state="error"] { border-color: var(--color-error); color: var(--color-error); }
.button[data-state="success"] { border-color: var(--color-success); color: var(--color-success); }
.button--action { background: var(--color-action); color: var(--color-action-ink); border-color: var(--color-action); }
@media (hover: hover) and (pointer: fine) { .button--action:hover, .button--action.is-hover { background: var(--color-action-deep); color: var(--color-paper); border-color: var(--color-action-deep); } }
.button--secondary { border-color: var(--color-rule); }
.button--night { background: var(--color-night); color: var(--color-night-ink); border-color: var(--color-night); }
.button--huge { min-height: 4rem; padding-inline: var(--space-xl); font-size: var(--text-md); }
.button--compact { min-height: 44px; padding-block: var(--space-xs); }
.button--shine::before { content: ""; position: absolute; inset: -40% auto -40% -45%; width: 28%; transform: skewX(-18deg); background: color-mix(in oklch, var(--color-paper) 45%, transparent); z-index: -1; transition: transform var(--dur-long) var(--ease-out); }
@media (hover: hover) and (pointer: fine) { .button--shine:hover::before { transform: translateX(540%) skewX(-18deg); } }
@keyframes spin { to { transform: rotate(360deg); } }

.hero-split {
  min-height: clamp(38rem, 78dvh, 52rem);
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  padding: calc(var(--banner-height) + var(--bar-height) + var(--space-xl)) var(--page-gutter) var(--space-3xl);
  background: var(--color-night);
  color: var(--color-night-ink);
}
.hero-visual { order: 2; position: relative; overflow: hidden; border: var(--rule-hair) solid color-mix(in oklch, var(--color-gold) 58%, transparent); min-width: 0; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: var(--color-scrim); opacity: 0.26; pointer-events: none; }
.hero-visual img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.hero-visual figcaption { position: absolute; z-index: var(--z-raised); inset: auto var(--space-md) var(--space-md); max-width: 32ch; font-family: var(--font-serif-cn); color: var(--color-night-ink); }
.hero-copy { order: 1; display: grid; gap: var(--space-lg); min-width: 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.tag-row span { border: var(--rule-hair) solid color-mix(in oklch, var(--color-accent) 65%, var(--color-night)); padding: var(--space-2xs) var(--space-sm); font-size: var(--text-sm); white-space: nowrap; }
.hero-copy h1 { font-size: var(--text-display); line-height: 0.95; }
.hero-copy h1 span, .hero-copy h1 small { display: block; }
.hero-copy h1 small { margin-block-start: var(--space-xs); font-size: 0.42em; letter-spacing: 0.04em; color: var(--color-accent); }
.hero-lede { font-size: var(--text-md); line-height: 1.55; max-width: 35ch; }
.hero-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
.hero-facts div { min-width: 0; padding: var(--space-sm) var(--space-xs); }
.hero-facts div + div { border-inline-start: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
.hero-facts dt { color: color-mix(in oklch, var(--color-night-ink) 70%, var(--color-night)); font-size: var(--text-xs); }
.hero-facts dd { font-weight: 700; font-size: var(--text-sm); overflow-wrap: anywhere; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.hero-note { color: color-mix(in oklch, var(--color-night-ink) 72%, var(--color-night)); font-size: var(--text-sm); }
.reveal { opacity: 0; transform: translateY(var(--space-xs)); animation: reveal var(--dur-long) var(--ease-out) forwards; animation-delay: calc(var(--i, 0) * 80ms); }
@keyframes reveal { to { opacity: 1; transform: none; } }

.info-desk { position: relative; z-index: var(--z-raised); margin-block-start: calc(var(--space-xl) * -1); }
.info-grid { display: grid; background: var(--color-paper); border: var(--rule-hair) solid var(--color-rule); box-shadow: 0 var(--space-xs) var(--space-lg) var(--color-shadow); }
.info-grid div { padding: var(--space-md); min-width: 0; border-bottom: var(--rule-hair) solid var(--color-rule-2); }
.info-grid div:last-child { border-bottom: 0; }
.info-grid dt { font-size: var(--text-xs); color: var(--color-muted); }
.info-grid dd { font-weight: 700; overflow-wrap: anywhere; }

.section-heading { display: grid; gap: var(--space-sm); margin-block-end: var(--space-xl); max-width: 54rem; }
.section-heading p { font-size: var(--text-md); color: var(--color-neutral); }
.section-heading--light { color: var(--color-night-ink); }
.section-heading--light p { color: color-mix(in oklch, var(--color-night-ink) 76%, var(--color-night)); }
.story-intro { padding-block: var(--space-3xl) var(--space-2xl); display: grid; gap: var(--space-xl); }
.story-prose { display: grid; gap: var(--space-lg); }
.story-prose > p { font-family: var(--font-serif-cn); font-size: var(--text-md); line-height: 1.9; }
.vn-dialogue { background: var(--color-night); color: var(--color-night-ink); padding: var(--space-lg); border-block: var(--rule-strong) solid var(--color-gold); }
.vn-dialogue__speaker { color: var(--color-accent); font-size: var(--text-sm); margin-block-end: var(--space-sm); }
.choice-row { display: grid; gap: var(--space-xs); margin-block-start: var(--space-md); }
.choice-row a { min-height: 44px; display: flex; align-items: center; padding: var(--space-sm); border: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 30%, transparent); text-decoration: none; white-space: nowrap; }
.choice-row a:hover { border-color: var(--color-accent); }

.chapter-flow { background: var(--color-night); color: var(--color-night-ink); padding-block: var(--space-3xl) var(--space-4xl); }
.workflow { list-style: none; margin: 0; padding: 0; display: grid; }
.workflow__item { display: grid; gap: var(--space-lg); padding-block: var(--space-xl); border-top: var(--rule-strong) solid color-mix(in oklch, var(--color-gold) 45%, var(--color-night)); }
.workflow__item:last-child { border-bottom: var(--rule-strong) solid color-mix(in oklch, var(--color-gold) 45%, var(--color-night)); }
.workflow__copy { display: grid; align-content: start; gap: var(--space-sm); }
.stage { color: var(--color-accent); font-family: var(--font-display); font-size: var(--text-lg); font-variant-numeric: tabular-nums; }
.workflow__copy p { color: color-mix(in oklch, var(--color-night-ink) 78%, var(--color-night)); }
.text-link { width: fit-content; color: var(--color-accent); font-weight: 700; text-decoration: none; white-space: nowrap; }
.media-button { display: block; padding: 0; border: 0; background: var(--color-night-2); color: inherit; cursor: zoom-in; overflow: hidden; min-width: 0; }
.media-button img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform var(--dur-long) var(--ease-out), opacity var(--dur-short) var(--ease-out); }
@media (hover: hover) and (pointer: fine) { .media-button:hover img { transform: scale(1.02); opacity: 0.92; } }
.media-button:active img { transform: scale(1); }
.media-button[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; }
.media-button[data-state="loading"] { cursor: progress; }
.media-button[data-state="error"] { outline: var(--rule-strong) solid var(--color-error); }
.media-button[data-state="success"] { outline: var(--rule-strong) solid var(--color-success); }

.feature-ledger { padding-block: var(--space-3xl) var(--space-2xl); }
.feature-ledger__grid { display: grid; border-top: var(--rule-strong) solid var(--color-ink); }
.feature-ledger__grid article { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-xs) var(--space-md); padding-block: var(--space-lg); border-bottom: var(--rule-hair) solid var(--color-rule); }
.feature-ledger__grid article p { grid-column: 2; color: var(--color-neutral); }
.feature-mark { width: var(--space-sm); height: var(--space-sm); margin-block-start: var(--space-xs); background: var(--color-action); transform: rotate(45deg); }

.gallery-preview { padding-block: var(--space-2xl) var(--space-3xl); }
.section-heading--split { max-width: none; gap: var(--space-md); }
.preview-grid { display: grid; gap: var(--space-sm); grid-template-columns: minmax(0, 1fr); }
.preview-grid .media-button { background: var(--color-paper-2); }
.gallery-preview .media-button img { aspect-ratio: 4 / 3; }

.download-band { background: var(--color-paper-3); border-block: var(--rule-hair) solid var(--color-rule); }
.download-band__inner { display: grid; gap: var(--space-lg); padding-block: var(--space-2xl); align-items: center; }
.download-band__inner p { color: var(--color-neutral); margin-block-start: var(--space-xs); }

.update-log { padding-block: var(--space-3xl); }
.update-log details, .faq-list details { border-top: var(--rule-hair) solid var(--color-rule); }
.update-log details:last-child, .faq-list details:last-child { border-bottom: var(--rule-hair) solid var(--color-rule); }
.release-version { color: var(--color-action-deep); font-family: var(--font-display); font-size: var(--text-lg); white-space: nowrap; }
.release-body { padding-block-end: var(--space-lg); display: grid; }
.release-note-group { display: grid; grid-template-columns: minmax(7rem, 0.32fr) minmax(0, 1.68fr); gap: var(--space-md); padding-block: var(--space-md); border-top: var(--rule-hair) solid var(--color-rule-2); }
.release-note-group h3 { font-family: var(--font-body); font-size: var(--text-base); letter-spacing: 0; }
.release-note-group ul { margin: 0; padding-inline-start: var(--space-lg); }
.release-note-group li + li { margin-block-start: var(--space-xs); }
.update-more { margin-block-start: var(--space-lg); }
.release-log-embedded { padding-block: 0; }
details summary { min-height: 52px; cursor: pointer; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--space-md); list-style: none; font-weight: 700; }
details summary::-webkit-details-marker { display: none; }
details summary b { color: var(--color-action-deep); font-size: var(--text-lg); transition: transform var(--dur-short) var(--ease-in-out); }
details[open] summary b { transform: rotate(45deg); }
details > div { display: grid; grid-template-rows: 1fr; overflow: hidden; }
details > div > p { padding: 0 var(--space-xl) var(--space-lg) 0; color: var(--color-neutral); }

.fit-section { background: var(--color-night); color: var(--color-night-ink); padding-block: var(--space-3xl); }
.fit-grid { display: grid; gap: var(--space-sm); }
.fit-grid article { padding: var(--space-lg); background: var(--color-night-2); color: var(--color-night-ink); }
.fit-grid article p { color: color-mix(in oklch, var(--color-night-ink) 76%, var(--color-night)); margin-block-start: var(--space-sm); }
.faq { padding-block: var(--space-3xl); }
.faq-list details summary { grid-template-columns: minmax(0, 1fr) auto; }
.final-cta { background: var(--color-night); color: var(--color-night-ink); }
.final-cta__inner { padding-block: var(--space-3xl); display: grid; gap: var(--space-lg); }
.final-cta__inner > p { color: var(--color-accent); }
.final-cta__actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.final-cta small { color: color-mix(in oklch, var(--color-night-ink) 68%, var(--color-night)); }

.page-hero { padding: calc(var(--banner-height) + var(--bar-height) + var(--space-2xl)) 0 var(--space-2xl); background: var(--color-night); color: var(--color-night-ink); }
.page-hero .section-shell { display: grid; gap: var(--space-md); }
.page-hero h1 { font-size: var(--text-display-s); }
.page-hero p:not(.breadcrumbs) { font-size: var(--text-md); color: color-mix(in oklch, var(--color-night-ink) 78%, var(--color-night)); }
.page-hero .breadcrumbs { color: color-mix(in oklch, var(--color-night-ink) 68%, var(--color-night)); }
.gallery-page { padding-block: var(--space-2xl) var(--space-3xl); }
.filter-tabs { display: flex; gap: var(--space-xs); overflow-x: auto; padding-block-end: var(--space-sm); margin-block-end: var(--space-xl); scrollbar-width: thin; }
.filter-tabs button { min-height: 44px; border: var(--rule-hair) solid var(--color-rule); background: var(--color-paper); color: var(--color-ink); padding-inline: var(--space-md); white-space: nowrap; cursor: pointer; }
.filter-tabs button[aria-selected="true"] { background: var(--color-night); color: var(--color-night-ink); border-color: var(--color-night); }
.filter-tabs button:hover { border-color: var(--color-action); }
.filter-tabs button:active { transform: translateY(1px); }
.filter-tabs button:disabled { opacity: 0.5; cursor: not-allowed; }
.filter-tabs button[data-state="loading"] { cursor: progress; }
.filter-tabs button[data-state="error"] { border-color: var(--color-error); }
.filter-tabs button[data-state="success"] { border-color: var(--color-success); }
.gallery-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-sm); }
.gallery-card { position: relative; min-width: 0; padding: 0; border: 0; background: var(--color-paper-2); color: var(--color-ink); cursor: zoom-in; overflow: hidden; text-align: start; }
.gallery-card[hidden] { display: none; }
.gallery-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform var(--dur-long) var(--ease-out), opacity var(--dur-short) var(--ease-out); }
.gallery-card span { position: absolute; inset: auto var(--space-sm) var(--space-sm); background: var(--color-paper); color: var(--color-ink); padding: var(--space-xs) var(--space-sm); font-size: var(--text-sm); }
@media (hover: hover) and (pointer: fine) { .gallery-card:hover img { transform: scale(1.02); opacity: 0.92; } }
.gallery-card:active img { transform: scale(1); }
.gallery-card:disabled { opacity: 0.5; cursor: not-allowed; }
.gallery-card[data-state="loading"] { cursor: progress; }
.gallery-card[data-state="error"] { outline: var(--rule-strong) solid var(--color-error); }
.gallery-card[data-state="success"] { outline: var(--rule-strong) solid var(--color-success); }
.gallery-empty { padding: var(--space-xl); background: var(--color-paper-2); color: var(--color-neutral); }
.compact-cta { margin-block: var(--space-2xl); padding-block: var(--space-xl); display: grid; align-items: center; gap: var(--space-lg); border-block: var(--rule-strong) solid var(--color-ink); }
.compact-cta > div:last-child { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); }

.platform-picker { padding-block: var(--space-3xl); }
.platform-grid { display: grid; gap: var(--space-md); }
.platform-card { position: relative; padding: var(--space-xl); border: var(--rule-hair) solid var(--color-rule); display: grid; gap: var(--space-md); align-content: start; }
.platform-card--recommended { border-color: var(--color-gold); }
.recommend-badge { width: fit-content; background: var(--color-gold); color: var(--color-ink); padding: var(--space-2xs) var(--space-sm); font-size: var(--text-sm); font-weight: 700; }
.platform-card svg { color: var(--color-accent-deep); }
.install-flow { padding-block: var(--space-3xl); background: var(--color-night); color: var(--color-night-ink); }
.install-steps { list-style: none; margin: 0; padding: 0; display: grid; }
.install-steps li { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-md); padding-block: var(--space-lg); border-top: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
.install-steps li:last-child { border-bottom: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
.install-steps li > span { width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border: var(--rule-hair) solid var(--color-gold); font-family: var(--font-display); font-size: var(--text-lg); }
.install-steps p { color: color-mix(in oklch, var(--color-night-ink) 76%, var(--color-night)); margin-block-start: var(--space-xs); }
.requirements { padding-block: var(--space-3xl); }
.requirements-grid { display: grid; gap: var(--space-md); }
.requirements-grid article { padding: var(--space-xl); background: var(--color-paper-2); color: var(--color-ink); }
.requirements-grid dl { margin-block-start: var(--space-lg); }
.requirements-grid dl div { display: grid; grid-template-columns: minmax(5rem, 0.65fr) minmax(0, 1.35fr); gap: var(--space-sm); padding-block: var(--space-sm); border-top: var(--rule-hair) solid var(--color-rule); }
.requirements-grid dt { color: var(--color-muted); }
.notice { padding: var(--space-lg); margin-block-start: var(--space-lg); border: var(--rule-hair) solid var(--color-gold); background: var(--color-paper); color: var(--color-ink); }
.notice p { margin-block-start: var(--space-xs); color: var(--color-neutral); }

.guide-layout { padding-block: var(--space-2xl) var(--space-3xl); display: grid; gap: var(--space-xl); }
.guide-toc { display: flex; gap: var(--space-xs); overflow-x: auto; padding-block-end: var(--space-sm); }
.guide-toc strong, .guide-toc a { min-height: 44px; display: flex; align-items: center; padding-inline: var(--space-sm); white-space: nowrap; border: var(--rule-hair) solid var(--color-rule); text-decoration: none; }
.guide-toc strong { background: var(--color-night); color: var(--color-night-ink); }
.guide-article { min-width: 0; }
.guide-article > section { padding-block: var(--space-2xl); border-top: var(--rule-hair) solid var(--color-rule); display: grid; gap: var(--space-lg); }
.guide-article > section > p, .guide-article > section > ul, .guide-article > section > ol { max-width: 70ch; }
.guide-article figure { display: grid; gap: var(--space-xs); }
.guide-article figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
figcaption { color: var(--color-muted); font-size: var(--text-sm); }
.guide-card-grid { display: grid; gap: var(--space-sm); }
.guide-card-grid article { display: grid; gap: var(--space-xs); padding: var(--space-lg); border: var(--rule-hair) solid var(--color-rule); min-width: 0; transition: border-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); }
.guide-card-grid article > span { color: var(--color-action-deep); font-variant-numeric: tabular-nums; }
.guide-card-grid article p { color: var(--color-neutral); }
.guide-card-grid article a { width: fit-content; white-space: nowrap; font-weight: 700; text-decoration: none; }
@media (hover: hover) and (pointer: fine) { .guide-card-grid article:hover { border-color: var(--color-action); transform: translateY(-1px); } }
.spoiler-level { width: fit-content; padding: var(--space-2xs) var(--space-sm); background: var(--color-paper-3); color: var(--color-neutral); font-size: var(--text-sm); }
.checklist, .troubleshoot { display: grid; gap: var(--space-sm); }
.troubleshoot { list-style: none; padding: 0; }
.troubleshoot li { display: grid; gap: var(--space-2xs); padding-block: var(--space-sm); border-top: var(--rule-hair) solid var(--color-rule); }
.table-wrap { overflow-x: auto; border: var(--rule-hair) solid var(--color-rule); }
table { width: 100%; border-collapse: collapse; min-width: 40rem; font-variant-numeric: tabular-nums; }
th, td { padding: var(--space-sm); border-bottom: var(--rule-hair) solid var(--color-rule); text-align: start; vertical-align: top; }
th { background: var(--color-paper-2); color: var(--color-neutral); font-size: var(--text-sm); }

.longform { padding-block: calc(var(--banner-height) + var(--bar-height) + var(--space-2xl)) var(--space-3xl); max-width: 70rem; }
.article-header { display: grid; gap: var(--space-lg); padding-block-end: var(--space-xl); border-bottom: var(--rule-strong) solid var(--color-ink); }
.article-header h1 { font-size: var(--text-display-s); }
.article-deck { font-family: var(--font-serif-cn); font-size: var(--text-md); color: var(--color-neutral); }
.article-header dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-xs); }
.article-header dl div { padding-block: var(--space-sm); border-top: var(--rule-hair) solid var(--color-rule); }
.article-header dt { color: var(--color-muted); font-size: var(--text-xs); }
.article-header dd { font-weight: 700; }
.article-toc { display: flex; gap: var(--space-sm); overflow-x: auto; padding-block: var(--space-md); border-bottom: var(--rule-hair) solid var(--color-rule); }
.article-toc a { white-space: nowrap; min-height: 44px; display: flex; align-items: center; }
.longform > section { max-width: 52rem; margin-inline: auto; padding-block: var(--space-xl); display: grid; gap: var(--space-md); }
.longform > section p, .longform > section li { font-family: var(--font-serif-cn); font-size: 1.0625rem; line-height: 1.85; }
.longform figure { display: grid; gap: var(--space-xs); margin-block: var(--space-md); }
.longform figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.article-next { max-width: 52rem; margin-inline: auto; padding-block-start: var(--space-xl); border-top: var(--rule-strong) solid var(--color-ink); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-md); }
.article-next a { white-space: nowrap; font-weight: 700; }

.related-games { background: var(--color-paper-2); border-top: var(--rule-hair) solid var(--color-rule); padding-block: var(--space-xl); }
.related-games h2 { font-size: var(--text-xl); margin-block-end: var(--space-md); }
.related-track { display: flex; gap: var(--space-xs); overflow-x: auto; padding-block-end: var(--space-sm); }
.related-track a { flex: 0 0 auto; min-height: 44px; display: flex; align-items: center; padding-inline: var(--space-sm); border: var(--rule-hair) solid var(--color-rule); text-decoration: none; white-space: nowrap; background: var(--color-paper); }
.site-footer { background: var(--color-night); color: var(--color-night-ink); padding-block: var(--space-xl) calc(var(--space-xl) + env(safe-area-inset-bottom)); }
.footer-index { display: flex; gap: var(--space-md); overflow-x: auto; padding-block-end: var(--space-md); border-bottom: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
.footer-index a { white-space: nowrap; min-height: 44px; display: flex; align-items: center; }
.foot-line { display: grid; gap: var(--space-xs); padding-block-start: var(--space-md); }
.foot-line p { max-width: none; font-size: var(--text-sm); color: color-mix(in oklch, var(--color-night-ink) 72%, var(--color-night)); }
.foot-line strong { color: var(--color-night-ink); }

.sticky-download { position: fixed; inset: auto 0 0; z-index: var(--z-sticky-nav); min-height: 4.75rem; display: flex; justify-content: space-between; align-items: center; gap: var(--space-sm); padding: var(--space-xs) max(var(--space-md), env(safe-area-inset-right)) max(var(--space-xs), env(safe-area-inset-bottom)) max(var(--space-md), env(safe-area-inset-left)); background: var(--color-paper); color: var(--color-ink); border-top: var(--rule-hair) solid var(--color-rule); box-shadow: 0 calc(var(--space-sm) * -1) var(--space-xl) var(--color-shadow); }
.sticky-download > span { display: grid; min-width: 0; line-height: 1.25; }
.sticky-download b, .sticky-download small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sticky-download small { color: var(--color-muted); }
.back-to-top { position: fixed; inset: auto var(--space-md) calc(var(--bar-height) + var(--space-lg) + env(safe-area-inset-bottom)); z-index: var(--z-sticky); border: var(--rule-hair) solid var(--color-rule); background: var(--color-paper); color: var(--color-ink); opacity: 0; pointer-events: none; transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out); }
.back-to-top.is-visible { opacity: 1; pointer-events: auto; }

.lightbox { position: fixed; inset: 0; margin: auto; width: min(calc(100% - (var(--page-gutter) * 2)), 72rem); height: fit-content; max-height: 86dvh; padding: var(--space-xl) var(--space-md) var(--space-md); border: var(--rule-hair) solid var(--color-rule); background: var(--color-night); color: var(--color-night-ink); overflow: visible; }
.lightbox::backdrop { background: var(--color-scrim); }
.lightbox figure { display: grid; gap: var(--space-xs); max-height: calc(86dvh - var(--space-3xl)); }
.lightbox figure img { width: 100%; max-height: calc(86dvh - var(--space-4xl)); object-fit: contain; }
.lightbox figcaption { color: color-mix(in oklch, var(--color-night-ink) 76%, var(--color-night)); }
.lightbox__close { position: absolute; inset: calc(var(--space-xl) * -1) 0 auto auto; background: var(--color-paper); color: var(--color-ink); border: var(--rule-hair) solid var(--color-rule); }
.lightbox__arrow { position: absolute; inset-block-start: 50%; transform: translateY(-50%); background: var(--color-paper); color: var(--color-ink); border: var(--rule-hair) solid var(--color-rule); font-size: var(--text-xl); }
.lightbox__arrow:active { transform: translateY(calc(-50% + 1px)); }
.lightbox__arrow--prev { inset-inline-start: calc(var(--space-md) * -1); }
.lightbox__arrow--next { inset-inline-end: calc(var(--space-md) * -1); }

@media (min-width: 40rem) {
  .info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .info-grid div { border-inline-end: var(--rule-hair) solid var(--color-rule-2); }
  .info-grid div:nth-child(3n) { border-inline-end: 0; }
  .info-grid div:nth-last-child(-n + 3) { border-bottom: 0; }
  .choice-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-ledger__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-ledger__grid article:nth-child(odd) { padding-inline-end: var(--space-lg); border-inline-end: var(--rule-hair) solid var(--color-rule); }
  .feature-ledger__grid article:nth-child(even) { padding-inline-start: var(--space-lg); }
  .preview-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .preview-grid__wide { grid-column: span 2; }
  .fit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-card--wide { grid-column: span 2; }
  .platform-grid, .requirements-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compact-cta, .download-band__inner { grid-template-columns: minmax(0, 1fr) auto; }
  .section-heading--split { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
}

@media (min-width: 60rem) {
  .menu-toggle { display: none; }
  .primary-menu, .site-nav.is-dismissed .primary-menu { position: static; display: flex; align-items: center; gap: var(--space-lg); padding: 0; border: 0; box-shadow: none; background: transparent; }
  .primary-menu a { border: 0; min-height: 44px; }
  .primary-menu .nav-download { min-height: 44px; padding-inline: var(--space-md); background: var(--color-action); color: var(--color-action-ink); border-radius: var(--radius-sm); }
  .hero-split { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); padding-block-start: calc(var(--banner-height) + var(--bar-height) + var(--space-2xl)); }
  .hero-visual { order: 1; }
  .hero-copy { order: 2; }
  .hero-visual img { animation: hero-zoom 20s var(--ease-in-out) alternate infinite; }
  @keyframes hero-zoom { to { transform: scale(1.035); } }
  .story-intro { grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr); align-items: start; }
  .story-intro .section-heading { position: sticky; top: calc(var(--bar-height) + var(--space-lg)); }
  .workflow__item { grid-template-columns: minmax(15rem, 0.68fr) minmax(0, 1.32fr); align-items: center; gap: var(--space-2xl); }
  .workflow__item:nth-child(even) .workflow__copy { order: 2; }
  .workflow__item:nth-child(even) .media-button { order: 1; }
  .preview-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .preview-grid__wide { grid-column: span 2; }
  .gallery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .gallery-card--wide { grid-column: span 2; }
  .gallery-card--tall { grid-row: span 2; }
  .gallery-card--tall img { height: 100%; aspect-ratio: auto; }
  .guide-layout { grid-template-columns: minmax(12rem, 0.34fr) minmax(0, 1.66fr); align-items: start; }
  .guide-toc { position: sticky; top: calc(var(--bar-height) + var(--space-lg)); display: grid; overflow: visible; }
  .guide-toc strong, .guide-toc a { border-width: 0 0 var(--rule-hair); }
  .foot-line { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; }
  .sticky-download { left: auto; right: var(--space-xl); bottom: var(--space-xl); width: min(29rem, calc(100% - (var(--space-xl) * 2))); border: var(--rule-hair) solid var(--color-rule); border-radius: var(--radius-md); padding: var(--space-sm); }
  .back-to-top { right: var(--space-xl); bottom: calc(var(--bar-height) + var(--space-lg) + var(--space-xl)); }
}

@media (min-width: 90rem) {
  .hero-split { padding-inline: max(var(--page-gutter), calc((100% - var(--content-max)) / 2)); }
}

@media (max-width: 24rem) {
  .announcement { justify-content: flex-start; padding-inline-end: calc(var(--bar-height) - var(--space-sm)); }
  .brand small { display: none; }
  .hero-actions, .final-cta__actions { display: grid; }
  .hero-actions .button, .final-cta__actions .button { width: 100%; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-facts div + div { border-inline-start: 0; border-top: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); }
  .article-header dl { grid-template-columns: 1fr; }
  .release-note-group { grid-template-columns: minmax(0, 1fr); }
  .sticky-download > span small { display: none; }
  .lightbox__arrow--prev { inset-inline-start: 0; }
  .lightbox__arrow--next { inset-inline-end: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 150ms !important; animation-iteration-count: 1 !important; transition-duration: 150ms !important; }
  .reveal { animation-name: reveal-reduced; transform: none; }
  .hero-visual img { animation: none; }
  @keyframes reveal-reduced { to { opacity: 1; } }
}