/* Hallmark · pre-emit critique: P4 H4 E4 S4 R4 V4
 * Hallmark · genre: technical-editorial · macrostructure: Catalogue · theme: Terminal-Archive · enrichment: real Steam CDN artwork · nav: N13 · footer: Ft4
 */
html, body { overflow-x: clip; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-base); line-height: 1.6; }
a { color: inherit; text-decoration-color: var(--color-accent); text-underline-offset: .18em; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; line-height: 1.05; letter-spacing: 0; overflow-wrap: anywhere; min-width: 0; }
body h1, body .hero h1, body .page-title h1 { font-size: var(--text-display); margin: 0; text-transform: uppercase; }
body h2, body .section-head h2 { font-size: clamp(2rem, 3.6vw, 4rem); margin: 0; text-transform: uppercase; }
main { padding-block-start: var(--space-2xl); }
.topbar { position: sticky; top: 0; z-index: 200; display: grid; grid-template-columns: auto minmax(14rem, 34rem) auto auto auto; gap: var(--space-sm); align-items: center; padding: var(--space-sm) clamp(1rem, 4vw, 3rem); background: color-mix(in oklch, var(--color-paper) 90%, transparent); backdrop-filter: blur(16px); border-bottom: var(--rule); }
.brand { display: inline-flex; align-items: center; gap: var(--space-sm); text-decoration: none; font-family: var(--font-mono); font-weight: 700; white-space: nowrap; }
.brand img { inline-size: 44px; block-size: 44px; object-fit: cover; border-radius: var(--radius-sm); border: var(--rule); }
.search-pill { display: flex; align-items: center; gap: var(--space-xs); min-height: 42px; border: var(--rule); border-radius: 999px; background: var(--color-paper-2); color: var(--color-muted); padding: 0 var(--space-md); font-family: var(--font-mono); white-space: nowrap; cursor: pointer; transition: border-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); }
.search-pill:hover, .search-pill:focus-visible { border-color: var(--color-accent); }
.search-pill:active, .btn:active, .tab:active { transform: translateY(1px); }
.search-dot { inline-size: .55rem; block-size: .55rem; border-radius: 50%; background: var(--color-accent); }
kbd { font: 700 var(--text-xs)/1 var(--font-mono); color: var(--color-ink); border: var(--rule); border-radius: var(--radius-sm); padding: .2rem .35rem; }
.nav-links { display: inline-flex; gap: var(--space-sm); align-items: center; justify-content: flex-end; }
.nav-link { color: var(--color-muted); text-decoration: none; white-space: nowrap; font-size: var(--text-sm); }
.nav-link[aria-current="page"], .nav-link:hover { color: var(--color-accent); }
.menu-toggle { display: none; }
.mobile-menu { display: none; }
.btn, .tab { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .8rem 1rem; border-radius: var(--radius-sm); border: var(--rule); text-decoration: none; white-space: nowrap; font-weight: 700; cursor: pointer; transition: transform var(--dur-micro) var(--ease-out), background-color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out); }
.btn-primary { color: var(--color-paper); background: var(--color-accent); border-color: var(--color-accent); }
.btn-secondary, .tab { color: var(--color-ink); background: var(--color-paper-2); }
.btn:hover, .tab:hover { transform: translateY(-1px); border-color: var(--color-accent); }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.hero { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: var(--space-xl); align-items: end; padding: clamp(2rem, 6vw, 5rem) clamp(1rem, 4vw, 4rem) var(--space-xl); border-bottom: var(--rule); }
.hero-copy { max-width: 58rem; }
.eyebrow { color: var(--color-accent); font-family: var(--font-mono); font-size: var(--text-sm); margin: 0 0 var(--space-md); }
.hero-lede, .page-title p, .section-head p { max-width: 64ch; color: var(--color-muted); font-size: var(--text-md); }
.hero-actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin-block-start: var(--space-lg); }
.hero-art { margin: 0; align-self: stretch; display: grid; gap: var(--space-xs); }
.hero-art img { width: 100%; height: 100%; min-height: 20rem; object-fit: cover; border: var(--rule); border-radius: var(--radius-md); }
figcaption { color: var(--color-dim); font: var(--text-xs)/1.4 var(--font-mono); }
.stat-strip { grid-column: 1 / -1; list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; padding: 0; margin: var(--space-xl) 0 0; border: var(--rule); }
.stat-strip li { padding: var(--space-md); border-right: var(--rule); }
.stat-strip li:last-child { border-right: 0; }
.stat-strip strong { display: block; font: 700 var(--text-xl)/1 var(--font-mono); color: var(--color-accent); }
.stat-strip span { color: var(--color-muted); font-size: var(--text-sm); }
section { padding-inline: clamp(1rem, 4vw, 4rem); }
.catalogue, .gallery-preview, .article-index, .faq, .platform-grid, .guide-grid, .steps, .spec-table, .split-note, .toolbar, .gallery-grid.full { padding-block: var(--space-2xl); }
.section-head { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: var(--space-xl); align-items: end; margin-block-end: var(--space-xl); }
.catalogue-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-md); }
.catalogue-card, .article-card, .platform-card, .guide-card { border: var(--rule); border-radius: var(--radius-md); background: var(--color-paper-2); text-decoration: none; min-width: 0; }
.catalogue-card { display: grid; gap: var(--space-sm); padding: var(--space-sm); }
.catalogue-card.wide { grid-column: span 2; }
.catalogue-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius-sm); border: var(--rule); }
.catalogue-card span { font-family: var(--font-display); font-size: var(--text-2xl); text-transform: uppercase; }
.catalogue-card p, .article-card span, .platform-card p, .guide-card p { color: var(--color-muted); margin: 0; }
.split-note { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: var(--space-xl); align-items: start; border-block: var(--rule); }
table { width: 100%; border-collapse: collapse; color: var(--color-muted); }
th, td { text-align: left; vertical-align: top; border-bottom: var(--rule); padding: var(--space-sm); }
th { color: var(--color-ink); font-family: var(--font-mono); }
.gallery-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-sm); }
.gallery-item { padding: 0; border: var(--rule); border-radius: var(--radius-md); overflow: clip; background: var(--color-paper-2); cursor: pointer; }
.gallery-item img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform var(--dur-short) var(--ease-out); }
.gallery-item:hover img { transform: scale(1.025); }
.text-link { color: var(--color-accent); font-weight: 700; text-decoration-thickness: 1px; }
.article-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-sm); }
.article-card { display: grid; gap: var(--space-xs); padding: var(--space-md); }
.article-card strong { color: var(--color-ink); }
.faq { display: grid; gap: var(--space-sm); max-width: 72rem; }
details { border: var(--rule); border-radius: var(--radius-md); padding: var(--space-md); background: var(--color-paper-2); }
summary { cursor: pointer; font-weight: 700; }
.page-title { padding-block: var(--space-2xl) var(--space-xl); border-bottom: var(--rule); }
.page-title .btn { margin-block-start: var(--space-lg); }
.toolbar { display: flex; gap: var(--space-sm); flex-wrap: wrap; padding-block-end: 0; }
.tab.is-active { border-color: var(--color-accent); color: var(--color-accent); }
.platform-grid, .guide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-md); }
.platform-card, .guide-card { padding: var(--space-lg); }
.steps, .spec-table { max-width: 76rem; }
.steps ol { display: grid; gap: var(--space-sm); color: var(--color-muted); }
.article { max-width: 78rem; margin-inline: auto; padding: var(--space-2xl) clamp(1rem, 4vw, 4rem); }
.article h1 { font-size: clamp(2.6rem, 5vw, 5.2rem); margin-block: var(--space-md); }
.article section { padding-inline: 0; padding-block: var(--space-xl) 0; }
.answer { font-size: var(--text-md); color: var(--color-ink); border-block: var(--rule); padding-block: var(--space-lg); }
.inline-links, .breadcrumb { display: flex; flex-wrap: wrap; gap: var(--space-sm); color: var(--color-muted); font-family: var(--font-mono); font-size: var(--text-sm); }
.keyword-list { columns: 2; color: var(--color-muted); }
.site-footer { border-top: var(--rule); padding: var(--space-xl) clamp(1rem, 4vw, 4rem); background: var(--color-paper-2); }
.footer-copy { font: var(--text-sm)/1.8 var(--font-mono); color: var(--color-muted); max-width: 118ch; }
.cmdk { position: fixed; inset: 0; z-index: 400; opacity: 0; visibility: hidden; transition: opacity var(--dur-short) var(--ease-out), visibility var(--dur-short) var(--ease-out); }
.cmdk.is-open { opacity: 1; visibility: visible; }
.cmdk-backdrop { position: absolute; inset: 0; border: 0; background: color-mix(in oklch, var(--color-paper) 72%, transparent); }
.cmdk-panel { position: absolute; top: 12vh; left: 50%; transform: translateX(-50%) translateY(-8px) scale(.98); width: min(620px, calc(100vw - 2rem)); background: var(--color-paper-2); border: var(--rule); border-radius: var(--radius-md); padding: var(--space-md); transition: transform var(--dur-long) var(--ease-out); }
.cmdk.is-open .cmdk-panel { transform: translateX(-50%) translateY(0) scale(1); }
.cmdk-field { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: var(--space-sm); align-items: center; border-bottom: var(--rule); padding-block-end: var(--space-sm); color: var(--color-dim); font-family: var(--font-mono); }
.cmdk-field input { width: 100%; background: transparent; border: 0; color: var(--color-ink); outline: 0; font: inherit; }
.cmdk-results { display: grid; gap: var(--space-xs); padding-block-start: var(--space-md); }
.cmdk-item { display: grid; gap: var(--space-2xs); padding: var(--space-sm); border-radius: var(--radius-sm); text-decoration: none; }
.cmdk-item:hover, .cmdk-item:focus-visible { background: var(--color-paper-3); }
.cmdk-item small { color: var(--color-dim); font-family: var(--font-mono); }
.lightbox { position: fixed; inset: 0; z-index: 500; display: grid; place-items: center; padding: var(--space-lg); background: color-mix(in oklch, var(--color-paper) 86%, transparent); opacity: 0; visibility: hidden; transition: opacity var(--dur-short) var(--ease-out), visibility var(--dur-short) var(--ease-out); }
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img { max-height: 82dvh; border: var(--rule); border-radius: var(--radius-md); }
.lightbox-close { position: absolute; top: var(--space-lg); right: var(--space-lg); }
@media (max-width: 70rem) {
  .topbar { grid-template-columns: auto minmax(0, 1fr) auto; }
  .nav-links, .nav-download { display: none; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 var(--space-md); border: var(--rule); border-radius: var(--radius-sm); background: var(--color-paper-2); color: var(--color-ink); white-space: nowrap; }
  .mobile-menu.is-open { display: grid; gap: var(--space-sm); padding: var(--space-md); border-bottom: var(--rule); background: var(--color-paper-2); }
  .hero, .split-note, .section-head { grid-template-columns: minmax(0, 1fr); }
  .catalogue-grid, .platform-grid, .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 40rem) {
  h1 { font-size: clamp(2.7rem, 16vw, 4.2rem); }
  .topbar { padding-inline: var(--space-md); }
  .search-text, .search-pill kbd { display: none; }
  .hero { padding-inline: var(--space-md); }
  .hero-art img { min-height: 14rem; }
  .stat-strip, .catalogue-grid, .gallery-grid, .article-grid, .platform-grid, .guide-grid { grid-template-columns: minmax(0, 1fr); }
  .catalogue-card.wide { grid-column: auto; }
  .stat-strip li { border-right: 0; border-bottom: var(--rule); }
  .stat-strip li:last-child { border-bottom: 0; }
  .keyword-list { columns: 1; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 150ms !important; animation-iteration-count: 1 !important; transition-duration: 150ms !important; }
}