:root {
  --bg: #1c1814;
  --bg-deep: #12100e;
  --surface: #27211c;
  --ink: #efe6d8;
  --muted: #b4a494;
  --rust: #b85a32;
  --hazard: #e85d04;
  --cyan: #3dd6e5;
  --line: rgba(61, 214, 229, 0.22);
  --ease: 220ms ease-out;
  --dock: 64px;
  --header: 64px;
  --radius: 2px;
  color-scheme: dark;
}
html[data-theme="lamp"] {
  --bg: #d8cfc3;
  --bg-deep: #cfc3b4;
  --surface: #efe7da;
  --ink: #1c1612;
  --muted: #5c4e43;
  --rust: #9a3f1c;
  --hazard: #c2410c;
  --cyan: #0e7490;
  --line: rgba(14, 116, 144, 0.28);
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background:
    linear-gradient(180deg, rgba(18,16,14,0.2), transparent 28%),
    var(--bg);
  color: var(--ink);
  min-height: 100vh;
  padding-bottom: calc(var(--dock) + 32px);
}
main { padding-bottom: 8px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration-thickness: 1px; }
a:hover { color: var(--hazard); }
.wrap { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.skip {
  position: absolute;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); clip-path: inset(50%);
  white-space: nowrap; border: 0;
}
.skip:focus, .skip:focus-visible {
  position: fixed; left: 12px; top: 12px; z-index: 40;
  width: auto; height: auto; margin: 0; clip: auto; clip-path: none;
  overflow: visible; white-space: normal;
  background: var(--hazard); color: #111;
  padding: 12px 16px; min-height: 44px;
}
.site.hbar, .hbar {
  display: flex; align-items: center; gap: 8px; min-height: var(--header); flex-wrap: wrap;
}
header.site {
  position: sticky; top: 0; z-index: 12;
  overflow: visible;
  background: color-mix(in srgb, var(--bg-deep) 88%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand {
  display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none;
  min-height: 44px;
}
.mark {
  width: 28px; height: 28px; border: 1px solid var(--cyan);
  background:
    repeating-linear-gradient(-45deg, var(--hazard) 0 4px, transparent 4px 8px);
  flex: none;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text small { color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase; font-size: 10px; }
nav.main { display: none; }
nav.main ul { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0; padding: 0; }
nav.main a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px;
  color: var(--ink); text-decoration: none; font-size: 13px; letter-spacing: 0.04em;
}
nav.main a[aria-current="page"] { color: var(--hazard); box-shadow: inset 0 -2px 0 var(--hazard); }
.header-tools { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.tool-btn, .dock-btn, .btn {
  min-height: 44px; min-width: 44px; padding: 0 12px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  font: inherit; cursor: pointer;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; color: #140c08; background: var(--hazard); border-color: var(--hazard);
}
.btn-ghost { background: transparent; color: var(--ink); }
.locale { position: relative; }
.locale-menu {
  position: absolute; right: 0; top: calc(100% + 4px); margin: 0; padding: 8px 0;
  list-style: none; background: var(--surface); border: 1px solid var(--cyan);
  min-width: 160px; z-index: 15;
}
.locale-menu a {
  display: flex; align-items: center; min-height: 44px; padding: 0 14px; color: inherit; text-decoration: none;
}
.drawer {
  display: none; border-top: 1px solid var(--line); background: var(--bg-deep);
}
.drawer.open { display: block; }
.drawer ul { list-style: none; margin: 0; padding: 12px 0 20px; }
.drawer a { display: flex; align-items: center; min-height: 44px; color: inherit; text-decoration: none; }
.search-panel {
  border-top: 1px solid var(--line); padding: 16px 0 20px; background: var(--bg-deep);
}
.search-panel[hidden], .locale-menu[hidden], #bookmark-list[hidden] { display: none !important; }
.search-label, .search-hint { display: block; color: var(--muted); font-size: 13px; }
#search-input {
  width: 100%; min-height: 44px; margin: 8px 0; padding: 0 12px;
  background: var(--surface); color: var(--ink); border: 1px solid var(--cyan);
}
.search-results, .bookmark-list { list-style: none; margin: 8px 0 0; padding: 0; }
.search-results a, .bookmark-list a {
  display: flex; align-items: center; min-height: 44px; color: inherit;
}
.hero {
  position: relative; min-height: 72vh; display: grid; align-items: end;
  overflow: hidden; background: var(--bg-deep); isolation: isolate;
}
.hero-art {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%;
  filter: saturate(0.85) contrast(1.05);
}
.hero-mask {
  position: absolute; inset: 0; pointer-events: none;
  background-color: rgba(18, 16, 14, 0.38);
  background-size: cover;
  background-repeat: no-repeat;
}
.hero::after {
  content: "";
  position: absolute; left: 0; right: 0; top: 0; height: 88px;
  pointer-events: none; z-index: 1;
  background: linear-gradient(180deg, var(--bg-deep) 0%, transparent 100%);
}
.hero-copy, .launch-plate { position: relative; z-index: 1; }
.hero-copy { padding: 56px 0 28px; }
.kicker {
  letter-spacing: 0.22em; text-transform: uppercase; font-size: 11px; color: var(--cyan); margin: 0 0 12px;
}
h1 {
  font-family: "IBM Plex Serif", "Times New Roman", serif;
  font-weight: 600; font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.12; margin: 0 0 20px; overflow-wrap: anywhere; max-width: 16ch;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; }
.launch-plate {
  margin: 0 16px 24px; padding: 16px 18px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  border-left: 3px solid var(--hazard);
  max-width: 420px;
}
.launch-plate h2 { margin: 0 0 8px; font-size: 14px; letter-spacing: 0.16em; text-transform: uppercase; }
.launch-plate dl { margin: 0; }
.launch-plate div { display: grid; grid-template-columns: minmax(0, 9rem) minmax(0, 1fr); gap: 8px; margin: 8px 0; }
.launch-plate dd { overflow-wrap: anywhere; }
.launch-plate dt { color: var(--muted); }
.steam-note { color: var(--hazard); font-size: 14px; }
.blk { padding: 28px 0; }
.rail-label {
  letter-spacing: 0.2em; text-transform: uppercase; font-size: 11px; color: var(--muted);
}
.intent-rail {
  display: flex; flex-direction: column; gap: 0;
  border-top: 1px solid var(--line);
}
.intent {
  display: grid; grid-template-columns: 3.2rem 1fr; gap: 12px; align-items: center;
  min-height: 56px; padding: 8px 4px;
  color: inherit; text-decoration: none;
  border-bottom: 1px dashed var(--line);
  background: linear-gradient(90deg, color-mix(in srgb, var(--cyan) 8%, transparent), transparent 40%);
}
.intent:nth-child(odd) { margin-left: 0; }
.intent:nth-child(even) { margin-left: 12px; background: linear-gradient(90deg, color-mix(in srgb, var(--rust) 10%, transparent), transparent 50%); }
.intent h2 { margin: 0; font-size: 1.05rem; font-weight: 600; overflow-wrap: anywhere; min-width: 0; }
.intent-idx { font-variant-numeric: tabular-nums; color: var(--cyan); }
.store-rail { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.store-plate {
  display: flex; align-items: center; min-height: 48px; padding: 0 14px;
  border: 1px solid var(--line); color: inherit; text-decoration: none;
  background: repeating-linear-gradient(90deg, transparent, transparent 12px, rgba(184,90,50,0.12) 12px, rgba(184,90,50,0.12) 13px);
}
.page { padding: 24px 0 8px; }
.article-shell { display: grid; gap: 20px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); font-size: 14px; }
.crumbs a { min-height: 44px; display: inline-flex; align-items: center; }
.prose {
  background: var(--surface);
  padding: 20px 18px 28px;
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.25);
}
.prose h1 { max-width: none; font-size: clamp(1.7rem, 5vw, 2.4rem); }
.shaft { margin: 28px 0; padding-top: 8px; border-top: 1px solid var(--line); }
.shaft h2 { font-size: 1.25rem; margin: 0 0 10px; overflow-wrap: anywhere; }
.prose p { line-height: 1.65; color: var(--ink); }
.fact-unknown {
  border-left: 3px solid var(--hazard); padding: 10px 12px;
  background: color-mix(in srgb, var(--hazard) 12%, transparent);
}
.article-art { margin: 0; overflow: hidden; border: 1px solid var(--line); }
.article-art img { width: 100%; object-fit: cover; max-height: 420px; }
.sources { margin: 24px 0 48px; scroll-margin-bottom: calc(var(--dock) + 24px); }
.sources h2 { font-size: 1rem; letter-spacing: 0.14em; text-transform: uppercase; }
.sources a { word-break: break-word; }
footer.site {
  border-top: 1px solid var(--line); padding: 24px 0 28px; color: var(--muted); font-size: 14px;
  scroll-margin-bottom: calc(var(--dock) + 24px);
}
.legal { display: flex; flex-wrap: wrap; gap: 12px; }
.legal a { min-height: 44px; display: inline-flex; align-items: center; }
.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 16;
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--bg-deep); border-top: 1px solid var(--hazard);
}
.dock-btn {
  width: 100%; border: 0; border-radius: 0; background: transparent;
  color: var(--ink); text-decoration: none; display: flex; align-items: center; justify-content: center;
  font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
}
@media (max-width: 767px) {
  header.site #search-btn,
  header.site #theme-btn,
  header.site #bookmark-btn { display: none; }
  .launch-plate div { grid-template-columns: 1fr; }
  .locale-menu { position: fixed; right: 12px; top: calc(var(--header) + 8px); }
}
@media (min-width: 768px) {
  body { padding-bottom: 0; }
  .dock { display: none; }
  nav.main { display: block; flex: 1; }
  .mobile-nav-toggle { display: none; }
  .hero {
    grid-template-columns: 1.2fr 0.8fr; min-height: 78vh; align-items: stretch;
  }
  .hero-copy { align-self: end; padding: 80px 0 48px; }
  .launch-plate { align-self: center; margin: 0 24px 0 0; }
  .intent:nth-child(even) { margin-left: 48px; }
  .store-rail { flex-direction: row; flex-wrap: wrap; }
  .store-plate { flex: 1 1 220px; }
  .article-shell { grid-template-columns: minmax(0, 1.4fr) minmax(220px, 0.7fr); align-items: start; }
  footer.site { padding-bottom: 40px; }
  main { padding-bottom: 0; }
}
@media (min-width: 1280px) {
  .wrap { width: min(1240px, calc(100% - 48px)); }
  h1 { font-size: 3.6rem; }
  .intent-rail { max-width: 720px; }
}
:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 3px;
}
@media (prefers-reduced-motion: no-preference) {
  a, .tool-btn, .btn, .intent, .store-plate, .dock-btn {
    transition: color var(--ease), opacity var(--ease), transform var(--ease), filter var(--ease), background-color var(--ease), border-color var(--ease);
  }
  .intent:hover, .store-plate:hover { transform: translateX(4px); }
  .hero-art { transition: filter 240ms ease-out; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media (min-width: 768px) {
  .drawer.open { display: none; }
}