/* Hallmark · macrostructure: Split Studio · genre: playful · route: custom (tuned)
 * theme: custom · vibe: "sea-salt summer, coral shop, quiet club" · paper: oklch(98.8% 0.010 96) · accent: oklch(70% 0.17 17)
 * display: Cormorant Garamond + Noto Serif SC · body: Noto Sans SC · axes: light with dark fold / high-contrast-serif / warm-coral
 * enrichment: E8 approved official game still · nav: N11 · footer: Ft8 · studied: no · context: explicit
 * pre-emit critique: P5 H5 E5 S5 R5 V5 · contrast: pass (40–41) · slop: pass (1–58) · mobile: pass (34, 49, 50–57)
 */
:root {
  --color-paper: oklch(98.8% 0.010 96);
  --color-paper-2: oklch(96% 0.018 92);
  --color-paper-3: oklch(92% 0.026 84);
  --color-ink: oklch(20% 0.016 48);
  --color-ink-2: oklch(34% 0.018 48);
  --color-muted: oklch(50% 0.025 45);
  --color-rule: oklch(81% 0.026 75);
  --color-rule-soft: oklch(90% 0.020 80);
  --color-night: oklch(18.5% 0.010 45);
  --color-night-2: oklch(24% 0.018 45);
  --color-night-ink: oklch(96% 0.012 88);
  --color-coral: oklch(70% 0.17 17);
  --color-coral-deep: oklch(50% 0.17 10);
  --color-pink: oklch(65% 0.16 355);
  --color-sea: oklch(75% 0.14 230);
  --color-sea-deep: oklch(48% 0.13 235);
  --color-palm: oklch(56% 0.105 151);
  --color-gold: oklch(76% 0.12 86);
  --color-wood: oklch(57% 0.075 65);
  --color-focus: oklch(52% 0.20 230);
  --color-error: oklch(58% 0.19 28);
  --color-success: oklch(56% 0.12 151);
  --color-on-accent: oklch(18.5% 0.010 45);

  --font-display: "Cormorant Garamond", "Noto Serif SC", serif;
  --font-body: "Noto Sans SC", "PingFang SC", sans-serif;
  --font-label: "Noto Sans SC", "PingFang SC", sans-serif;

  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-md: 1.125rem;
  --text-lg: 1.375rem;
  --text-xl: 1.75rem;
  --text-2xl: 2.25rem;
  --text-3xl: 3rem;
  --text-display-s: clamp(2.65rem, 8vw, 5.8rem);
  --text-display: clamp(3.1rem, 9vw, 7rem);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-micro: 120ms;
  --dur-short: 220ms;
  --dur-medium: 420ms;
  --dur-long: 760ms;

  --radius-sm: 0.35rem;
  --radius-md: 0.65rem;
  --radius-lg: 1rem;
  --radius-pill: 999px;
  --rule-hair: 1px;
  --rule-bold: 2px;
  --page-max: 76rem;
  --page-gutter: clamp(1rem, 4vw, 2.25rem);
  --nav-height: 4.5rem;
  --shadow-card: 0 1rem 2.6rem color-mix(in oklch, var(--color-ink) 10%, transparent);
  --shadow-modal: 0 2rem 6rem color-mix(in oklch, var(--color-night) 45%, transparent);
  --z-nav: 80;
  --z-scrim: 70;
  --z-sticky: 75;
  --z-modal: 100;
}

/* Hallmark · macrostructure: Split Studio · tone: soft summer commerce · anchor hue: warm-coral
 * H6 hero knobs: image=full-bleed, caption=right-ticket, text=overlaid · N11 knobs: columns=3, feature=promo, scrim=dim-only
 * Ft8 knobs: speed=48s, direction=left, glyph=slash · pre-emit critique: P5 H5 E4 S5 R5 V5
 */
*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-height) + var(--space-md)); }
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  padding-bottom: calc(4.75rem + env(safe-area-inset-bottom));
}
body.is-locked { overflow: hidden; }
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a[aria-disabled="true"], button:disabled { opacity: 0.48; cursor: not-allowed; }
[data-state="loading"] { cursor: wait; }
[data-state="error"] { outline: var(--rule-bold) solid var(--color-error); outline-offset: var(--space-3xs); }
[data-state="success"] { outline: var(--rule-bold) solid var(--color-success); outline-offset: var(--space-3xs); }
figure, blockquote, dl, dd, h1, h2, h3, p { margin: 0; }
ol, ul { margin: 0; padding-inline-start: 1.25rem; }
p, li { max-width: 68ch; }
h1, h2, h3 {
  font-family: var(--font-display);
  font-style: normal;
  line-height: 1.13;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
  min-width: 0;
}
h2 { font-size: clamp(var(--text-2xl), 5vw, var(--text-3xl)); }
h3 { font-size: var(--text-xl); }
::selection { background: var(--color-gold); color: var(--color-night); }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.skip-link { position: fixed; inset: var(--space-sm) auto auto var(--space-sm); z-index: var(--z-modal); transform: translateY(-180%); background: var(--color-night); color: var(--color-night-ink); padding: var(--space-xs) var(--space-sm); }
.skip-link:focus { transform: none; }
.container { width: min(100%, var(--page-max)); margin-inline: auto; padding-inline: var(--page-gutter); }
.section { padding-block: var(--space-3xl); }
.section-tight { padding-block: var(--space-2xl); }
.section-dark { background: var(--color-night); color: var(--color-night-ink); }
.section-wood { background: var(--color-paper-2); }
.section-head { display: grid; gap: var(--space-sm); margin-block-end: var(--space-xl); }
.section-head p { color: var(--color-muted); font-size: var(--text-md); }
.section-dark .section-head p { color: var(--color-night-ink); }
.eyebrow { font-size: var(--text-sm); font-weight: 700; letter-spacing: 0.08em; color: var(--color-coral-deep); }
.muted { color: var(--color-muted); }
.fine-print { font-size: var(--text-sm); color: var(--color-muted); }
.rule-top { border-block-start: var(--rule-hair) solid var(--color-rule); }

.site-nav { position: fixed; inset: 0 0 auto; z-index: var(--z-nav); background: color-mix(in oklch, var(--color-paper) 96%, transparent); border-block-end: var(--rule-hair) solid var(--color-rule); backdrop-filter: blur(14px) saturate(120%); }
.nav-inner { min-height: var(--nav-height); display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); }
.brand { display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 44px; font-family: var(--font-display); font-weight: 700; white-space: nowrap; }
.brand img { width: 2.25rem; height: 2.25rem; object-fit: cover; border-radius: 50%; border: var(--rule-hair) solid var(--color-gold); }
.nav-links, .nav-action { display: none; align-items: center; }
.nav-links { gap: var(--space-3xs); }
.nav-link, .menu-toggle { min-height: 44px; padding: var(--space-xs) var(--space-sm); border: 0; background: transparent; cursor: pointer; white-space: nowrap; }
.nav-link { position: relative; }
.nav-link::after { content: ""; position: absolute; inset: auto var(--space-sm) var(--space-2xs); height: 2px; background: var(--color-coral); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-short) var(--ease-out); }
.nav-link[aria-expanded="true"]::after, .nav-link[aria-current="page"]::after { transform: scaleX(1); }
.menu-toggle { display: grid; place-items: center; border: var(--rule-hair) solid var(--color-rule); border-radius: var(--radius-md); }
.menu-toggle svg { width: 1.35rem; height: 1.35rem; }
.mega-panel { position: absolute; inset: 100% 0 auto; max-height: 60dvh; overflow: auto; background: var(--color-paper); border-block-end: var(--rule-hair) solid var(--color-rule); opacity: 0; visibility: hidden; transform: translateY(calc(var(--space-xs) * -1)); transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out); }
.mega-panel.is-open { opacity: 1; visibility: visible; transform: none; }
.mega-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); padding-block: var(--space-xl); }
.mega-group { display: grid; gap: var(--space-2xs); }
.mega-title { color: var(--color-muted); font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em; }
.mega-link { display: grid; gap: var(--space-3xs); min-height: 60px; padding: var(--space-xs); border-radius: var(--radius-md); }
.mega-link small { color: var(--color-muted); }
.mega-feature { padding: var(--space-lg); background: var(--color-night); color: var(--color-night-ink); border-block-start: var(--rule-bold) solid var(--color-gold); }
.nav-scrim { position: fixed; inset: 0; z-index: var(--z-scrim); background: color-mix(in oklch, var(--color-night) 42%, transparent); opacity: 0; visibility: hidden; transition: opacity var(--dur-short) var(--ease-out); }
.nav-scrim.is-active { opacity: 1; visibility: visible; }
.mobile-drawer { position: fixed; inset: var(--nav-height) 0 auto; z-index: var(--z-nav); max-height: calc(100dvh - var(--nav-height)); overflow: auto; background: var(--color-paper); border-block-end: var(--rule-hair) solid var(--color-rule); padding: var(--space-md) var(--page-gutter) var(--space-xl); opacity: 0; visibility: hidden; transform: translateY(calc(var(--space-xs) * -1)); transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out); }
.mobile-drawer.is-open { opacity: 1; visibility: visible; transform: none; }
.mobile-drawer a { display: flex; align-items: center; min-height: 48px; border-block-end: var(--rule-hair) solid var(--color-rule-soft); white-space: nowrap; }

.btn { position: relative; min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2xs); padding: var(--space-xs) var(--space-lg); border: var(--rule-hair) solid var(--color-rule); border-radius: var(--radius-md); background: var(--color-paper); color: var(--color-ink); font-weight: 800; white-space: nowrap; cursor: pointer; overflow: hidden; transition: transform var(--dur-micro) var(--ease-out), background-color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), opacity var(--dur-micro) var(--ease-out); }
.btn::after { content: ""; position: absolute; inset-block: 0; inset-inline-start: -55%; width: 38%; background: linear-gradient(90deg, transparent, color-mix(in oklch, var(--color-paper) 58%, transparent), transparent); transform: skewX(-18deg); transition: transform var(--dur-long) var(--ease-out); pointer-events: none; }
.btn-primary { background: var(--color-coral); border-color: var(--color-coral); color: var(--color-on-accent); }
.btn-dark { background: var(--color-night); border-color: var(--color-gold); color: var(--color-night-ink); }
.btn-sea { background: var(--color-sea); border-color: var(--color-sea); color: var(--color-night); }
.btn:active, .btn.is-active { transform: translateY(1px); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.48; cursor: not-allowed; }
.btn[data-state="loading"] { cursor: wait; border-color: var(--color-sea-deep); }
.btn[data-state="error"] { border-color: var(--color-error); }
.btn[data-state="success"] { border-color: var(--color-success); }
.btn svg { width: 1.1rem; height: 1.1rem; }

.hero { position: relative; min-height: max(43rem, 100dvh); display: grid; align-items: end; isolation: isolate; background: var(--color-night); color: var(--color-night-ink); padding-block: calc(var(--nav-height) + var(--space-sm)) var(--space-4xl); }
.hero-media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 48% center; animation: hero-breathe 20s var(--ease-in-out) both; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, color-mix(in oklch, var(--color-night) 55%, transparent) 0 38%, color-mix(in oklch, var(--color-night) 40%, transparent) 65%, color-mix(in oklch, var(--color-night) 50%, transparent)); }
@keyframes hero-breathe { from { transform: scale(1.02); } to { transform: scale(1.05); } }
.hero-grid { display: grid; gap: var(--space-lg); align-items: end; }
.hero-copy { display: grid; gap: var(--space-md); min-width: 0; }
.hero-logo { width: min(14.5rem, 70vw); aspect-ratio: 231 / 87; object-fit: cover; border: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 28%, transparent); box-shadow: var(--shadow-card); }
.hero h1 { font-size: var(--text-display-s); max-width: 12ch; }
.hero h1 span { display: block; font-size: 0.42em; letter-spacing: 0.02em; margin-block-start: var(--space-2xs); color: var(--color-sea); }
.hero-subtitle { max-width: 46ch; font-size: var(--text-md); }
.tag-row, .hero-actions, .choice-row, .download-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2xs); }
.tag { display: inline-flex; align-items: center; min-height: 32px; padding: var(--space-3xs) var(--space-xs); border: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 40%, transparent); background: color-mix(in oklch, var(--color-night) 75%, transparent); border-radius: var(--radius-pill); font-size: var(--text-sm); white-space: nowrap; }
.hero-ticket { padding: var(--space-lg); background: color-mix(in oklch, var(--color-night) 90%, transparent); border: var(--rule-hair) solid color-mix(in oklch, var(--color-gold) 70%, transparent); border-block-start-width: 3px; backdrop-filter: blur(8px); }
.ticket-label { color: var(--color-gold); font-size: var(--text-sm); font-weight: 800; }
.ticket-price { font-family: var(--font-display); font-size: var(--text-2xl); line-height: 1.1; margin-block: var(--space-xs); }
.ticket-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2xs); margin-block: var(--space-md); }
.ticket-stat { padding: var(--space-xs); background: var(--color-night-2); border-block-start: var(--rule-hair) solid var(--color-gold); }
.ticket-stat small, .ticket-stat strong { display: block; }
.ticket-stat small { font-size: var(--text-xs); color: var(--color-night-ink); }
.ticket-stat strong { margin-block-start: var(--space-3xs); font-size: var(--text-sm); }
.hero-ticket .btn { width: 100%; }
.choice-row { margin-block-start: var(--space-sm); }
.choice-row .btn { flex: 1 1 12rem; }

.info-band { position: relative; z-index: 2; margin-block-start: calc(var(--space-md) * -1); }
.info-grid { display: grid; grid-template-columns: minmax(0, 1fr); background: var(--color-paper); border: var(--rule-hair) solid var(--color-rule); box-shadow: var(--shadow-card); }
.info-item { padding: var(--space-md); border-block-end: var(--rule-hair) solid var(--color-rule-soft); }
.info-item:last-child { border-block-end: 0; }
.info-item dt { color: var(--color-muted); font-size: var(--text-sm); }
.info-item dd { margin-block-start: var(--space-3xs); font-weight: 800; }

.split-section { display: grid; gap: var(--space-xl); align-items: center; }
.split-section + .split-section { margin-block-start: var(--space-3xl); }
.split-copy { display: grid; gap: var(--space-md); min-width: 0; }
.split-copy p { font-size: var(--text-md); }
.split-media { position: relative; min-width: 0; }
.split-media img, .split-media video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius-sm); background: var(--color-night); }
.split-media figcaption { margin-block-start: var(--space-xs); color: var(--color-muted); font-size: var(--text-sm); }
.dialogue-box { margin-block-start: calc(var(--space-xl) * -1); margin-inline: var(--space-md); position: relative; padding: var(--space-md); background: color-mix(in oklch, var(--color-night) 92%, transparent); color: var(--color-night-ink); border: var(--rule-hair) solid var(--color-gold); box-shadow: var(--shadow-card); }
.dialogue-name { color: var(--color-gold); font-weight: 800; margin-block-end: var(--space-2xs); }
.route-map { display: grid; gap: var(--space-xs); }
.route-node { padding: var(--space-md); background: var(--color-paper); border: var(--rule-hair) solid var(--color-rule); }
.route-node strong, .route-node span { display: block; }
.route-node span { color: var(--color-muted); }
.route-connector { width: 2px; height: var(--space-md); margin-inline: auto; background: var(--color-coral); }

.feature-grid, .review-grid, .guide-grid, .article-grid, .platform-grid, .spec-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-md); }
.feature-card, .review-card, .guide-card, .article-card, .platform-card, .spec-card { padding: var(--space-lg); background: var(--color-paper); border: var(--rule-hair) solid var(--color-rule); transition: transform var(--dur-short) var(--ease-out), box-shadow var(--dur-short) var(--ease-out); }
.feature-card { min-height: 13rem; display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-lg); }
.feature-card:nth-child(2n) { background: var(--color-paper-2); }
.feature-mark { width: 2.5rem; height: 0.35rem; background: var(--color-coral); }
.feature-card:nth-child(3n) .feature-mark { background: var(--color-sea); }
.feature-card:nth-child(3n + 1) .feature-mark { background: var(--color-palm); }
.feature-card p, .guide-card p, .article-card p, .review-card p { color: var(--color-muted); margin-block-start: var(--space-xs); }
.text-link { display: inline-flex; align-items: center; min-height: 44px; margin-block-start: var(--space-sm); color: var(--color-sea-deep); font-weight: 800; text-decoration: underline; text-decoration-color: var(--color-coral); text-underline-offset: 0.3em; white-space: nowrap; }

.media-feature { display: grid; gap: var(--space-lg); }
.media-feature .main-shot { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; cursor: zoom-in; }
.thumb-strip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2xs); }
.thumb-button { padding: 0; border: var(--rule-hair) solid var(--color-rule); background: var(--color-paper); cursor: pointer; }
.thumb-button img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.download-panel { display: grid; gap: var(--space-lg); padding: var(--space-xl); background: var(--color-night); color: var(--color-night-ink); border-block-start: 3px solid var(--color-gold); }
.download-panel .btn { min-height: 62px; font-size: var(--text-md); }
.download-meta span { padding: var(--space-2xs) var(--space-xs); border: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 32%, transparent); white-space: nowrap; }

.timeline { display: grid; gap: var(--space-md); }
.timeline-item { display: grid; gap: var(--space-xs); padding: var(--space-lg); background: var(--color-paper-2); border-inline-start: var(--rule-bold) solid var(--color-coral); }
.timeline-item time { color: var(--color-coral-deep); font-weight: 800; }
.review-card .recommend-tag { display: inline-flex; min-height: 30px; align-items: center; padding: var(--space-3xs) var(--space-xs); background: var(--color-palm); color: var(--color-night); font-size: var(--text-sm); font-weight: 800; border-radius: var(--radius-pill); }

.faq-list { display: grid; border-block-start: var(--rule-hair) solid var(--color-rule); }
.faq-item { border-block-end: var(--rule-hair) solid var(--color-rule); }
.faq-item summary { position: relative; display: flex; align-items: center; min-height: 58px; padding: var(--space-md) var(--space-xl) var(--space-md) 0; font-weight: 800; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; inset-inline-end: 0; font-size: var(--text-lg); }
.faq-item[open] summary::after { content: "-"; }
.faq-answer { padding-block: 0 var(--space-lg); color: var(--color-muted); }

.page-hero { padding-block: calc(var(--nav-height) + var(--space-2xl)) var(--space-2xl); background: var(--color-night); color: var(--color-night-ink); }
.page-hero-grid { display: grid; gap: var(--space-xl); align-items: end; }
.page-hero h1 { font-size: var(--text-display-s); }
.page-hero p { margin-block-start: var(--space-md); font-size: var(--text-md); }
.page-hero img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.gallery-tabs { display: flex; flex-wrap: wrap; gap: var(--space-2xs); margin-block-end: var(--space-xl); }
.tab-button { min-height: 44px; padding: var(--space-2xs) var(--space-md); border: var(--rule-hair) solid var(--color-rule); background: var(--color-paper); cursor: pointer; white-space: nowrap; }
.tab-button[aria-selected="true"] { background: var(--color-night); color: var(--color-night-ink); border-color: var(--color-night); }
.tab-button:disabled { opacity: 0.45; cursor: not-allowed; }
.tab-button[data-state="loading"] { border-color: var(--color-sea); }
.tab-button[data-state="error"] { border-color: var(--color-error); }
.tab-button[data-state="success"] { border-color: var(--color-success); }
.gallery-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-md); }
.gallery-item { padding: 0; border: 0; background: transparent; text-align: start; cursor: zoom-in; }
.gallery-item img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out); }
.gallery-item span { display: block; padding-block: var(--space-2xs); color: var(--color-muted); }
.gallery-item.is-hidden { display: none; }

.lightbox { position: fixed; inset: 0; margin: auto; width: min(96%, 78rem); max-height: 94dvh; padding: 0; border: 0; background: var(--color-night); color: var(--color-night-ink); box-shadow: var(--shadow-modal); }
.lightbox::backdrop { background: color-mix(in oklch, var(--color-night) 86%, transparent); }
.lightbox-inner { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; max-height: 94dvh; }
.lightbox-head, .lightbox-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); padding: var(--space-sm); }
.lightbox-media { min-height: 0; display: grid; place-items: center; overflow: auto; }
.lightbox-media img { width: auto; max-height: 76dvh; }
.lightbox-actions { display: flex; gap: var(--space-2xs); }
.icon-btn { min-width: 44px; min-height: 44px; display: grid; place-items: center; padding: var(--space-2xs); border: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 30%, transparent); background: transparent; color: var(--color-night-ink); cursor: pointer; }
.icon-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.icon-btn svg { width: 1.25rem; height: 1.25rem; }

.guide-layout { display: grid; gap: var(--space-xl); align-items: start; }
.toc { padding: var(--space-lg); background: var(--color-paper-2); border-block-start: 3px solid var(--color-gold); }
.toc ul { display: grid; gap: var(--space-2xs); padding: 0; list-style: none; }
.toc a { display: flex; align-items: center; min-height: 44px; text-decoration: underline; text-decoration-color: var(--color-coral); text-underline-offset: 0.3em; }
.guide-content { min-width: 0; }
.guide-section, .article-body { display: grid; gap: var(--space-md); padding-block: var(--space-2xl); border-block-end: var(--rule-hair) solid var(--color-rule); }
.guide-section:first-child { padding-block-start: 0; }
.guide-section p, .guide-section li, .article-body p, .article-body li { font-size: var(--text-md); }
.step-list { display: grid; gap: var(--space-md); padding: 0; list-style: none; counter-reset: step; }
.step-list li { counter-increment: step; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-md); padding: var(--space-lg); background: var(--color-paper-2); }
.step-list li::before { content: counter(step, decimal-leading-zero); color: var(--color-coral-deep); font-weight: 900; }
.note { padding: var(--space-lg); background: var(--color-paper-2); border-inline-start: var(--rule-bold) solid var(--color-gold); }
.spec-card h3, .platform-card h3 { margin-block-end: var(--space-md); }
.platform-card.recommended { border-color: var(--color-gold); border-block-start-width: 3px; }
.platform-badge { display: inline-block; margin-block-end: var(--space-xs); color: var(--color-coral-deep); font-size: var(--text-sm); font-weight: 800; }
.spec-list { display: grid; }
.spec-row { display: grid; gap: var(--space-3xs); padding-block: var(--space-xs); border-block-end: var(--rule-hair) solid var(--color-rule-soft); }
.spec-row dt { color: var(--color-muted); }
.spec-row dd { font-weight: 800; overflow-wrap: anywhere; }

.final-cta { padding-block: var(--space-3xl); background: var(--color-night); color: var(--color-night-ink); }
.final-grid { display: grid; gap: var(--space-xl); align-items: end; }
.final-copy { display: grid; gap: var(--space-md); }
.final-copy h2 { max-width: 15ch; }
.final-actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.site-footer { background: var(--color-night); color: var(--color-night-ink); padding-block-end: calc(var(--space-3xl) + 4rem); }
.footer-marquee { overflow: hidden; border-block: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 28%, transparent); }
.footer-track { width: max-content; display: flex; gap: var(--space-2xl); padding-block: var(--space-md); white-space: nowrap; animation: footer-scroll 48s linear infinite; }
.footer-track span { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800; letter-spacing: 0.06em; }
@keyframes footer-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.footer-grid { display: grid; gap: var(--space-xl); padding-block: var(--space-2xl); }
.footer-brand { display: grid; gap: var(--space-sm); }
.footer-brand strong { font-family: var(--font-display); font-size: var(--text-2xl); }
.footer-links, .related-links { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-2xs); }
.footer-links a, .related-links a { min-height: 44px; display: flex; align-items: center; border-block-end: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 18%, transparent); white-space: nowrap; }
.legal { display: grid; gap: var(--space-xs); padding-block-start: var(--space-lg); border-block-start: var(--rule-hair) solid color-mix(in oklch, var(--color-night-ink) 24%, transparent); font-size: var(--text-sm); }
.sticky-cta { position: fixed; inset: auto 0 0; z-index: var(--z-sticky); min-height: 4.75rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); padding: var(--space-2xs) max(var(--page-gutter), env(safe-area-inset-left)) calc(var(--space-2xs) + env(safe-area-inset-bottom)); background: var(--color-paper); border-block-start: var(--rule-hair) solid var(--color-rule); }
.sticky-copy { display: none; }
.sticky-cta .btn { width: 100%; }
.sticky-cta .btn-primary { background: var(--color-night); color: var(--color-night-ink); border-color: var(--color-coral); }
.back-to-top { position: fixed; inset: auto var(--space-sm) calc(5.5rem + env(safe-area-inset-bottom)) auto; z-index: var(--z-sticky); width: 44px; height: 44px; display: grid; place-items: center; border: var(--rule-hair) solid var(--color-rule); border-radius: 50%; background: var(--color-paper); opacity: 0; visibility: hidden; transform: translateY(var(--space-2xs)); transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out); cursor: pointer; }
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }

@media (hover: hover) and (pointer: fine) {
  .btn:hover::after, .btn.is-hover::after { transform: translateX(430%) skewX(-18deg); }
  .nav-link:hover::after { transform: scaleX(1); }
  .mega-link:hover { background: var(--color-paper-2); }
  .feature-card:hover, .guide-card:hover, .article-card:hover { transform: translateY(calc(var(--space-3xs) * -1)); box-shadow: var(--shadow-card); }
  .gallery-item:hover img, .thumb-button:hover img { transform: scale(1.012); opacity: 0.9; }
  .footer-links a:hover, .related-links a:hover { color: var(--color-gold); }
}
@media (min-width: 40rem) {
  .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .info-item:nth-child(odd) { border-inline-end: var(--rule-hair) solid var(--color-rule-soft); }
  .info-item:nth-last-child(-n + 2) { border-block-end: 0; }
  .feature-grid, .guide-grid, .platform-grid, .spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .review-grid, .article-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .final-grid { grid-template-columns: minmax(0, 1.25fr) minmax(16rem, 0.75fr); }
  .footer-links, .related-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sticky-copy { display: grid; }
  .sticky-copy small, .sticky-copy strong { display: block; }
  .sticky-copy small { color: var(--color-muted); }
  .sticky-cta .btn { width: auto; min-width: 13rem; }
}
@media (max-width: 39.99rem) {
  .choice-row .btn, .hero-ticket .btn, .download-panel .btn { width: min(100%, 16.5rem); flex: 0 0 auto; }
}
@media (min-width: 60rem) {
  body { padding-bottom: 0; }
  .menu-toggle, .mobile-drawer { display: none; }
  .nav-links, .nav-action { display: flex; }
  .mega-grid { grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(15rem, 1.1fr); }
  .hero-grid { grid-template-columns: minmax(0, 7fr) minmax(20rem, 5fr); gap: var(--space-3xl); }
  .hero-ticket { margin-block-end: var(--space-md); }
  .info-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .info-item, .info-item:nth-child(odd) { border-block-end: 0; border-inline-end: var(--rule-hair) solid var(--color-rule-soft); }
  .info-item:last-child { border-inline-end: 0; }
  .split-section { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3xl); }
  .split-section.reverse .split-copy { order: 2; }
  .split-section.reverse .split-media { order: 1; }
  .feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .guide-layout { grid-template-columns: minmax(14rem, 0.28fr) minmax(0, 0.72fr); gap: var(--space-3xl); }
  .toc { position: sticky; top: calc(var(--nav-height) + var(--space-xl)); }
  .footer-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
  .sticky-cta { display: none; }
}
@media (min-width: 90rem) { .gallery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
  .hero-media img { animation: none; transform: none; }
  .btn::after { display: none; }
  .footer-track { animation: none; }
  .mega-panel, .mobile-drawer, .feature-card, .guide-card, .article-card, .gallery-item img, .thumb-button img, .btn, .back-to-top { transform: none !important; }
}