/* Hallmark · macrostructure: Narrative Workflow · H6 hero: full-scene, dialogue anchored
 * theme: custom · vibe: "summer visual novel, riso print" · paper: oklch(93.2% 0.031 77) · accent: oklch(56.2% 0.204 29)
 * display: Noto Serif SC · body: Noto Sans SC · axes: light / roman-serif / warm
 * enrichment: E8 verified source imagery · nav: N10 Scroll-morph · footer: Ft8 Marquee · studied: no
 * Hallmark pre-emit critique: P5 H5 E4 S5 R4 V5
 * Final audit: contrast pass · nav pass · slop 58/58 · honest chrome pass · tokens pass · responsive pass · mobile pass
 */
@import url("../../tokens.css");
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&family=Noto+Serif+SC:wght@700;900&display=swap");

*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: calc(var(--banner-height) + var(--space-md)); }
body { margin: 0; overflow-x: clip; background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-base); line-height: 1.68; text-rendering: optimizeLegibility; }
body.has-dialog { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-thickness: var(--rule-hair); text-underline-offset: var(--space-2xs); }
button, input { font: inherit; }
button { color: inherit; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-style: normal; line-height: 1.12; letter-spacing: -0.025em; overflow-wrap: anywhere; min-width: 0; }
h1 { font-size: var(--text-display-s); font-weight: 900; }
h2 { font-size: clamp(2rem, 5vw, 3.8rem); font-weight: 900; }
h3 { font-size: var(--text-xl); font-weight: 700; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
section { position: relative; }
[hidden] { display: none !important; }

.skip-link { position: fixed; inset-block-start: var(--space-sm); inset-inline-start: var(--space-sm); z-index: var(--z-tooltip); padding: var(--space-sm) var(--space-md); background: var(--color-paper-2); color: var(--color-ink); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.container { width: min(100% - (var(--page-gutter) * 2), var(--page-max)); margin-inline: auto; }
.narrow { width: min(100% - (var(--page-gutter) * 2), 49rem); margin-inline: auto; }
.sr-only { position: absolute; inline-size: 1px; block-size: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.section { padding-block: var(--space-3xl); }
.section--tight { padding-block: var(--space-2xl); }
.section--paper-2 { background: var(--color-paper-2); color: var(--color-ink); }
.section--cobalt { background: var(--color-cobalt-deep); color: var(--color-cobalt-ink); }
.section-head { display: grid; gap: var(--space-md); margin-block-end: var(--space-2xl); max-width: 56rem; }
.section-head p { max-width: 60ch; color: var(--color-muted); font-size: var(--text-md); }
.section--cobalt .section-head p { color: var(--color-cobalt-ink); }
.section-rule { border: 0; border-block-start: var(--rule-bold) solid var(--color-ink); margin: 0; }
.build-note { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-muted); font-variant-numeric: tabular-nums; }

/* N10: one DOM, constant outer height, transform-only visual offset. */
.site-nav { position: fixed; inset: 0 0 auto; z-index: var(--z-sticky-nav); min-height: var(--banner-height); padding-block: 0; background: var(--color-nav); color: var(--color-paper-2); border-block-end: var(--rule-hair) solid var(--color-rule); backdrop-filter: saturate(1.2) blur(14px); transition: background-color var(--dur-mid) var(--ease-out), border-color var(--dur-mid) var(--ease-out), backdrop-filter var(--dur-mid) var(--ease-out); }
.site-nav__inner { width: min(100% - (var(--page-gutter) * 2), var(--page-max)); min-height: var(--banner-height); margin-inline: auto; padding-block: var(--space-sm); display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); border-radius: 0; background: var(--color-transparent); color: inherit; backdrop-filter: blur(0); transform: translateY(0); transition: border-radius var(--dur-mid) var(--ease-out), background-color var(--dur-mid) var(--ease-out), color var(--dur-mid) var(--ease-out), backdrop-filter var(--dur-mid) var(--ease-out), box-shadow var(--dur-mid) var(--ease-out), transform var(--dur-mid) var(--ease-out); }
.site-nav.is-floating { background: var(--color-paper-2); color: var(--color-ink); border-block-end: var(--rule-bold) solid var(--color-cobalt); backdrop-filter: saturate(1.1) blur(18px); box-shadow: 0 var(--space-xs) var(--space-xl) var(--color-shadow); }
.site-nav.is-floating .site-nav__inner { border-radius: 0; background: var(--color-transparent); color: var(--color-ink); backdrop-filter: blur(0); box-shadow: none; transform: translateY(0); }
.brand { flex-shrink: 0; display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 44px; font-family: var(--font-display); font-weight: 900; text-decoration: none; white-space: nowrap; }
.brand img { inline-size: 2rem; block-size: 2rem; border-radius: var(--radius-sm); object-fit: cover; }
.nav-links { display: none; align-items: center; gap: var(--space-lg); list-style: none; }
.nav-link { min-height: 44px; display: inline-flex; align-items: center; white-space: nowrap; text-decoration: none; border-block-end: var(--rule-hair) solid var(--color-transparent); transition: color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out); }
.nav-link[aria-current="page"] { border-color: var(--color-yellow); }
.nav-link:active, .mobile-menu a:active, .hero-quick a:active, .gallery-tab:active, .gallery-item:active, summary:active { transform: translateY(1px); }
.nav-link[aria-disabled="true"], .mobile-menu a[aria-disabled="true"], .hero-quick a[aria-disabled="true"], .gallery-tab:disabled, .gallery-item:disabled, summary[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.nav-link[data-state="loading"], .mobile-menu a[data-state="loading"], .hero-quick a[data-state="loading"], .gallery-tab[data-state="loading"], .gallery-item[data-state="loading"], summary[data-state="loading"] { cursor: progress; opacity: 0.72; }
.nav-link[data-state="error"], .mobile-menu a[data-state="error"], .hero-quick a[data-state="error"], .gallery-tab[data-state="error"], .gallery-item[data-state="error"], summary[data-state="error"] { outline: var(--rule-bold) solid var(--color-error); outline-offset: var(--space-2xs); }
.nav-link[data-state="success"], .mobile-menu a[data-state="success"], .hero-quick a[data-state="success"], .gallery-tab[data-state="success"], .gallery-item[data-state="success"], summary[data-state="success"] { outline: var(--rule-bold) solid var(--color-success); outline-offset: var(--space-2xs); }
.nav-actions { display: flex; align-items: center; gap: var(--space-xs); }
.menu-toggle, .icon-button { inline-size: 44px; block-size: 44px; display: inline-grid; place-items: center; border: var(--rule-hair) solid currentColor; border-radius: var(--radius-pill); background: var(--color-transparent); cursor: pointer; }
.menu-toggle::before { content: ""; inline-size: 18px; block-size: 12px; border-block: 2px solid currentColor; }
.mobile-menu { position: fixed; inset: calc(var(--banner-height) + var(--space-md)) var(--space-md) auto; z-index: var(--z-dropdown); padding: var(--space-md); display: grid; gap: var(--space-xs); background: var(--color-paper-2); color: var(--color-ink); border: var(--rule-bold) solid var(--color-ink); box-shadow: var(--space-xs) var(--space-xs) 0 var(--color-accent); }
.mobile-menu a { min-height: 48px; display: flex; align-items: center; padding-inline: var(--space-sm); white-space: nowrap; text-decoration: none; border-block-end: var(--rule-hair) solid var(--color-rule); }

.button { position: relative; 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-bold) solid var(--color-ink); border-radius: var(--radius-sm); background: var(--color-paper-2); color: var(--color-ink); font-weight: 700; text-decoration: none; white-space: nowrap; cursor: pointer; overflow: hidden; transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out), box-shadow var(--dur-short) var(--ease-out); }
.button--primary { background: var(--color-accent); color: var(--color-accent-ink); border-color: var(--color-accent-deep); box-shadow: var(--space-2xs) var(--space-2xs) 0 var(--color-yellow); }
.button--cobalt { background: var(--color-cobalt); color: var(--color-cobalt-ink); border-color: var(--color-cobalt-deep); }
.button--ghost { background: var(--color-transparent); color: inherit; border-color: currentColor; }
.button::after { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, var(--color-transparent) 30%, var(--color-panel) 50%, var(--color-transparent) 70%); transform: translateX(-120%); opacity: 0; pointer-events: none; }
.button:active { transform: translateY(1px); box-shadow: none; }
.button[aria-disabled="true"], .button:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.button[data-state="loading"] { cursor: progress; }
.button[data-state="loading"]::before { content: ""; inline-size: 1rem; block-size: 1rem; border: 2px solid currentColor; border-block-start-color: var(--color-transparent); border-radius: var(--radius-pill); animation: spin 700ms linear infinite; }
.button[data-state="error"] { border-color: var(--color-error); }
.button[data-state="error"]::before { content: "!"; font-weight: 900; }
.button[data-state="success"] { border-color: var(--color-success); }
.button[data-state="success"]::before { content: "✓"; font-weight: 900; }

:focus { outline: none; }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; box-shadow: 0 0 0 6px var(--color-focus-contrast); }
.nav-link:focus-visible, summary:focus-visible, .gallery-tab:focus-visible { outline: 3px solid var(--color-focus); outline-offset: var(--space-2xs); box-shadow: 0 0 0 5px var(--color-focus-contrast); }

.hero { min-height: clamp(36rem, 84dvh, 54rem); display: grid; align-items: end; isolation: isolate; background: var(--color-cobalt-deep); color: var(--color-paper-2); overflow: clip; }
.hero__media { position: absolute; inset: 0; z-index: -2; inline-size: 100%; block-size: 100%; object-fit: cover; object-position: 54% 38%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, var(--color-overlay), var(--color-overlay-soft)); }
.hero__layout { width: min(100% - (var(--page-gutter) * 2), var(--page-max)); margin-inline: auto; padding-block: calc(var(--banner-height) + var(--space-xl)) calc(var(--space-xl) + 4rem); display: grid; gap: var(--space-lg); align-items: end; }
.hero-dialogue { position: relative; max-width: 58rem; padding: var(--space-md); background: var(--color-overlay); color: var(--color-paper-2); border: var(--rule-hair) solid var(--color-paper-3); border-block-start: var(--rule-bold) solid var(--color-yellow); backdrop-filter: blur(6px); }
.hero-dialogue__name { display: inline-flex; margin-block-end: var(--space-sm); padding: var(--space-2xs) var(--space-sm); background: var(--color-cobalt); color: var(--color-cobalt-ink); font-family: var(--font-mono); font-weight: 700; }
.hero h1 { max-width: 17ch; font-size: clamp(1.85rem, 8vw, 3.2rem); }
.hero__lede { max-width: 54ch; margin-block-start: var(--space-md); font-size: var(--text-md); }
.hero__tags, .metric-row, .cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-xs); }
.hero__tags { margin-block-start: var(--space-md); }
.tag { display: inline-flex; align-items: center; min-height: 32px; padding: var(--space-2xs) var(--space-sm); border: var(--rule-hair) solid currentColor; font-family: var(--font-mono); font-size: var(--text-sm); white-space: nowrap; }
.metric-row { margin-block-start: var(--space-lg); display: grid; grid-template-columns: 1.25fr 1fr 0.8fr; gap: var(--space-xs); }
.metric { min-width: 0; display: grid; align-content: start; gap: var(--space-3xs); }
.metric strong { font-family: var(--font-display); font-size: var(--text-md); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.metric span { color: var(--color-paper-3); font-size: var(--text-sm); }
.cta-row { margin-block-start: var(--space-lg); }
.hero-dialogue .cta-row .button--primary { display: none; }
.hero-quick { display: none; justify-self: end; align-self: center; }
.hero-quick a { min-width: 7rem; min-height: 44px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); padding: var(--space-sm); background: var(--color-panel); color: var(--color-ink); border-block-end: var(--rule-hair) solid var(--color-rule); text-decoration: none; white-space: nowrap; }
.hero-quick a::after { content: "→"; color: var(--color-accent); }

.info-strip { position: relative; z-index: var(--z-raised); margin-block-start: calc(var(--space-xl) * -1); }
.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); background: var(--color-paper-2); border: var(--rule-bold) solid var(--color-ink); box-shadow: var(--space-xs) var(--space-xs) 0 var(--color-cobalt); }
.info-item { min-width: 0; padding: var(--space-md); border-block-end: var(--rule-hair) solid var(--color-rule); }
.info-item dt { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-muted); }
.info-item dd { margin: var(--space-2xs) 0 0; font-weight: 700; overflow-wrap: anywhere; }

.story-layout { display: grid; gap: var(--space-2xl); align-items: center; }
.story-copy { display: grid; gap: var(--space-lg); }
.story-copy p { font-size: var(--text-md); line-height: 1.85; }
.polaroid { padding: var(--space-sm) var(--space-sm) var(--space-xl); background: var(--color-paper-2); border: var(--rule-hair) solid var(--color-rule); box-shadow: var(--space-sm) var(--space-sm) 0 var(--color-accent); transform: rotate(1.2deg); }
.polaroid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.polaroid figcaption { margin-block-start: var(--space-sm); font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-muted); }

.stages { list-style: none; display: grid; gap: var(--space-xl); }
.stage { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-xs); padding-block-start: var(--space-lg); border-block-start: var(--rule-bold) solid currentColor; }
.stage__num { font-family: var(--font-mono); font-size: var(--text-xl); font-weight: 700; color: var(--color-accent); font-variant-numeric: tabular-nums; }
.stage__body { display: grid; gap: var(--space-sm); }
.stage__body p { max-width: 60ch; }

.features-grid { display: grid; gap: var(--space-md); }
.feature { min-width: 0; padding: var(--space-lg); border: var(--rule-hair) solid var(--color-ink); background: var(--color-paper-2); box-shadow: var(--space-2xs) var(--space-2xs) 0 var(--color-rule); transition: transform var(--dur-short) var(--ease-out), box-shadow var(--dur-short) var(--ease-out); }
.feature:nth-child(2) { border-block-start: var(--rule-bold) solid var(--color-yellow); }
.feature:nth-child(4) { border-block-start: var(--rule-bold) solid var(--color-cobalt); }
.feature h3 { margin-block-end: var(--space-sm); }

.character-grid { display: grid; gap: var(--space-xl); }
.character { position: relative; min-height: 31rem; display: grid; align-items: end; padding: var(--space-lg); border: var(--rule-hair) solid var(--color-paper-3); overflow: visible; }
.character img { position: absolute; inset: auto 50% 7.5rem auto; transform: translateX(50%); max-height: 26rem; inline-size: auto; filter: saturate(0.92); }
.character__copy { position: relative; z-index: var(--z-base); padding: var(--space-md); background: var(--color-overlay); color: var(--color-paper-2); border-block-start: var(--rule-bold) solid var(--color-yellow); }
.character__copy h3 { color: var(--color-paper-2); }
.character__copy p { margin-block-start: var(--space-xs); }

.gallery-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-sm); }
.gallery-item { position: relative; min-width: 0; padding: 0; border: var(--rule-hair) solid var(--color-ink); background: var(--color-paper-2); color: var(--color-ink); cursor: zoom-in; overflow: hidden; }
.gallery-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out); }
.gallery-item span { position: absolute; inset: auto var(--space-xs) var(--space-xs); max-width: calc(100% - (var(--space-md))); padding: var(--space-2xs) var(--space-xs); background: var(--color-panel); color: var(--color-ink); font-size: var(--text-sm); }
.gallery-tabs { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-xs); margin-block-end: var(--space-lg); }
.gallery-tab { min-height: 44px; padding-inline: var(--space-md); border: var(--rule-hair) solid var(--color-ink); background: var(--color-paper-2); color: var(--color-ink); cursor: pointer; white-space: nowrap; }
.gallery-tab[aria-selected="true"] { background: var(--color-cobalt); color: var(--color-cobalt-ink); border-color: var(--color-cobalt-deep); }
.gallery-empty { padding: var(--space-xl); border: var(--rule-hair) dashed var(--color-ink); }

.lightbox { position: fixed; inset: 0; margin: auto; inline-size: min(94%, 74rem); block-size: fit-content; max-block-size: 90dvh; padding: var(--space-md); border: var(--rule-bold) solid var(--color-paper-2); background: var(--color-ink); color: var(--color-paper-2); z-index: var(--z-modal); }
.lightbox::backdrop { background: var(--color-overlay); }
.lightbox__figure { display: grid; gap: var(--space-sm); margin: 0; }
.lightbox__figure img { width: 100%; max-height: 72dvh; object-fit: contain; }
.lightbox__controls { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); }
.lightbox__controls button { min-width: 44px; min-height: 44px; border: var(--rule-hair) solid currentColor; background: var(--color-transparent); color: inherit; cursor: pointer; }

.timeline { display: grid; gap: 0; border-inline-start: var(--rule-bold) solid var(--color-cobalt); }
.timeline article { position: relative; padding: 0 0 var(--space-xl) var(--space-xl); }
.timeline article::before { content: ""; position: absolute; inline-size: 0.85rem; block-size: 0.85rem; inset-inline-start: calc(-0.5rem); inset-block-start: var(--space-xs); border-radius: var(--radius-pill); background: var(--color-yellow); border: var(--rule-bold) solid var(--color-cobalt-deep); }
.timeline time { font-family: var(--font-mono); font-variant-numeric: tabular-nums; color: var(--color-muted); }

.fit-grid { display: grid; gap: var(--space-xl); }
.fit-card { padding-block-start: var(--space-md); border-block-start: var(--rule-bold) solid var(--color-ink); }
.fit-card h3 { margin-block-end: var(--space-sm); }

.faq-list { display: grid; gap: var(--space-sm); }
.faq-item { border-block-end: var(--rule-hair) solid var(--color-ink); }
.faq-item summary { min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); padding-block: var(--space-sm); font-weight: 700; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: 0 0 auto; inline-size: 2rem; block-size: 2rem; display: grid; place-items: center; border: var(--rule-hair) solid currentColor; }
.faq-item[open] summary::after { content: "−"; }
.faq-answer { padding: 0 0 var(--space-lg); max-width: 68ch; color: var(--color-muted); }

.final-cta { padding-block: var(--space-3xl); background: var(--color-ink); color: var(--color-paper-2); border-block: var(--rule-bold) solid var(--color-accent); }
.final-cta__inner { display: grid; gap: var(--space-lg); align-items: end; }
.final-cta h2 { max-width: 13ch; }
.final-cta p { max-width: 55ch; }

.platform-grid, .guide-grid, .article-grid { display: grid; gap: var(--space-lg); }
.platform-card, .guide-card, .article-card { min-width: 0; display: grid; gap: var(--space-md); padding: var(--space-lg); border: var(--rule-bold) solid var(--color-ink); background: var(--color-paper-2); color: var(--color-ink); box-shadow: var(--space-xs) var(--space-xs) 0 var(--color-rule); }
.platform-card.is-recommended { box-shadow: var(--space-xs) var(--space-xs) 0 var(--color-yellow); }
.platform-card[aria-disabled="true"] { opacity: 0.72; }
.platform-card__badge { justify-self: start; padding: var(--space-2xs) var(--space-sm); background: var(--color-yellow); color: var(--color-yellow-ink); font-family: var(--font-mono); font-size: var(--text-sm); }
.spec-table { width: 100%; border-collapse: collapse; background: var(--color-paper-2); }
.spec-table th, .spec-table td { padding: var(--space-sm); text-align: start; vertical-align: top; border-block-end: var(--rule-hair) solid var(--color-rule); }
.spec-table th { width: 34%; font-family: var(--font-mono); font-size: var(--text-sm); }
.article-prose { display: grid; gap: var(--space-lg); }
.article-prose h2 { margin-block-start: var(--space-xl); }
.article-prose h3 { margin-block-start: var(--space-lg); }
.article-prose ul, .article-prose ol { padding-inline-start: var(--space-lg); }
.article-prose li + li { margin-block-start: var(--space-xs); }
.toc { position: relative; padding: var(--space-lg); border: var(--rule-bold) solid var(--color-ink); background: var(--color-paper-2); }
.toc ul { list-style: none; display: grid; gap: var(--space-xs); margin-block-start: var(--space-sm); }
.toc a { display: inline-flex; min-height: 44px; align-items: center; white-space: nowrap; }
.page-hero { padding-block: calc(var(--banner-height) + var(--space-3xl)) var(--space-2xl); background: var(--color-cobalt-deep); color: var(--color-cobalt-ink); border-block-end: var(--rule-bold) solid var(--color-yellow); }
.page-hero p { max-width: 60ch; margin-block-start: var(--space-md); font-size: var(--text-md); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin-block-end: var(--space-lg); font-family: var(--font-mono); font-size: var(--text-sm); }
.breadcrumb a { white-space: nowrap; }

.site-footer { padding-block: var(--space-2xl) calc(var(--space-3xl) + env(safe-area-inset-bottom)); background: var(--color-ink); color: var(--color-paper-2); }
.footer-statement { display: grid; gap: var(--space-xl); }
.footer-statement__lead { max-width: 19ch; font-family: var(--font-display); font-size: clamp(2rem, 5vw, 4rem); font-weight: 900; line-height: 1.1; }
.footer-links { display: grid; gap: var(--space-lg); }
.footer-links h3 { margin-block-end: var(--space-xs); font-family: var(--font-mono); font-size: var(--text-sm); letter-spacing: 0; }
.footer-links a { display: flex; min-height: 44px; align-items: center; color: var(--color-paper-2); white-space: normal; }
.footer-meta { display: grid; gap: var(--space-sm); padding-block-start: var(--space-xl); border-block-start: var(--rule-hair) solid var(--color-rule); font-size: var(--text-sm); color: var(--color-paper-3); }
.footer-marquee { overflow: hidden; margin-block-start: var(--space-xl); border-block: var(--rule-bold) solid var(--color-yellow); }
.footer-marquee__track { width: max-content; display: flex; gap: var(--space-2xl); padding-block: var(--space-sm); animation: footer-marquee 36s linear infinite; }
.footer-marquee__track span { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 900; white-space: nowrap; }

.sticky-download { position: fixed; inset: auto 0 0; z-index: var(--z-sticky); min-height: 64px; 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)); display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); background: var(--color-panel); color: var(--color-ink); border-block-start: var(--rule-bold) solid var(--color-ink); }
.sticky-download span { display: none; }

@keyframes footer-marquee { to { transform: translateX(-50%); } }
@keyframes spin { to { transform: rotate(360deg); } }

@media (hover: hover) and (pointer: fine) {
  .button:hover::after { opacity: 1; transform: translateX(120%); transition: transform var(--dur-mid) var(--ease-out), opacity var(--dur-micro) var(--ease-out); }
  .nav-link:hover { border-color: currentColor; }
  .feature:hover { transform: translateY(-2px); }
  .gallery-item:hover img { transform: scale(1.025); }
  .mobile-menu a:hover { background: var(--color-paper-3); }
  .footer-marquee:hover .footer-marquee__track { animation-play-state: paused; }
}

.footer-marquee:focus-within .footer-marquee__track { animation-play-state: paused; }

@media (min-width: 40rem) {
  .hero-dialogue { padding: var(--space-lg); }
  .hero h1 { font-size: var(--text-display-s); }
  .metric-row { display: flex; }
  .metric { min-width: 8rem; }
  .metric strong { font-size: var(--text-lg); }
  .hero-dialogue .cta-row .button--primary { display: inline-flex; }
  .info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .features-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .feature { grid-column: span 3; }
  .feature:first-child, .feature:nth-child(4) { grid-column: span 4; }
  .feature:nth-child(2), .feature:nth-child(5) { grid-column: span 2; }
  .platform-grid, .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-links { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sticky-download span { display: inline; }
}

@media (min-width: 48rem) {
  .story-layout { grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.75fr); }
  .final-cta__inner { grid-template-columns: minmax(0, 1.3fr) auto; }
  .character-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-with-toc { display: grid; grid-template-columns: minmax(14rem, 0.65fr) minmax(0, 1.8fr); gap: var(--space-2xl); align-items: start; }
  .toc { position: sticky; top: calc(var(--banner-height) + var(--space-xl)); }
}

@media (min-width: 60rem) {
  .hero__layout { padding-block-start: calc(var(--banner-height) + var(--space-md)); padding-block-end: calc(var(--banner-height) + var(--space-xl) + var(--space-xs)); }
  .nav-links { display: flex; }
  .menu-toggle { display: none; }
  .hero__layout { grid-template-columns: minmax(0, 1fr) auto; }
  .hero-quick { display: grid; }
  .info-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .gallery-item:first-child { grid-column: span 2; grid-row: span 2; }
  .gallery-item:first-child img { aspect-ratio: 1 / 1; height: 100%; }
  .article-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sticky-download { display: none; }
  .site-footer { padding-block-end: var(--space-2xl); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 150ms !important; animation-iteration-count: 1 !important; transition-duration: 150ms !important; }
  .footer-marquee__track { animation: none; }
  .button::after { display: none; }
}

@media print {
  .site-nav, .sticky-download, .hero-quick, .button, .footer-marquee { display: none !important; }
  body { background: var(--color-paper-2); color: var(--color-ink); }
  .page-hero { padding-block: var(--space-xl); background: var(--color-paper-2); color: var(--color-ink); }
  a { text-decoration: underline; }
}