:root {
  color-scheme: dark;
  --bg: #090909;
  --panel: #111111;
  --panel-2: #191919;
  --line: #5b5b5b;
  --text: #f4f4f0;
  --muted: #bcbcb6;
  --accent: #f4f4f0;
  --accent-deep: #242424;
  font-family: "Fusion Pixel", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }

@font-face {
  font-family: "Fusion Pixel";
  src: url("assets/fusion-pixel.ttf") format("truetype");
  font-display: swap;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  image-rendering: pixelated;
}

a { color: var(--accent); }
a:hover { text-decoration-thickness: 2px; }

.shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: var(--text);
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
}

.brand::before { content: "[■] "; color: var(--text); }

.nav-links { display: flex; gap: 18px; flex-wrap: wrap; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a[aria-current="page"], .nav-links a:hover { color: var(--accent); }
.nav-links .nav-download {
  border: 1px solid var(--text);
  color: var(--text);
  padding: 3px 10px;
}

main { padding: 0 0 96px; }

.eyebrow {
  color: var(--accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1, h2, h3 { line-height: 1.18; color: var(--text); }
h1 { margin: 14px 0 20px; font-size: clamp(2.25rem, 6vw, 4.8rem); letter-spacing: -.04em; }
h2 { margin: 12px 0 20px; font-size: clamp(1.65rem, 4vw, 2.6rem); }
h3 { margin-top: 28px; font-size: 1rem; color: var(--accent); }
p, li { color: var(--muted); }

.lede { max-width: 720px; font-size: clamp(1.05rem, 2vw, 1.3rem); }

.hero {
  min-height: min(680px, calc(100dvh - 90px));
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(240px, .55fr);
  align-items: center;
  gap: clamp(36px, 8vw, 96px);
}

.hero-copy { min-width: 0; }

.pixel-mark {
  width: min(100%, 340px);
  aspect-ratio: 1;
  justify-self: end;
  border: 1px solid var(--text);
  background: var(--panel);
  box-shadow: 12px 12px 0 var(--text);
}

.pixel-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.2);
}

.status-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 30px 0 44px;
}

.pill {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  padding: 8px 12px;
  font-size: .82rem;
}

.pill strong { color: var(--text); }

.grid,
.feature-grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  border: 1px solid var(--line);
  margin: 52px 0;
}

.card {
  min-height: 170px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.grid .card:nth-child(2), .grid .card:last-child { border-right: 0; }
.grid .card:last-child { grid-column: 1 / -1; border-bottom: 0; }
.card { padding: 26px; }
.card .index { color: var(--muted); font-size: .75rem; }
.card h2, .card h3 { margin: 16px 0 10px; font-size: 1.05rem; }

.section-heading { max-width: 760px; }

.product-shot,
.feature-section,
.faq { padding-top: clamp(76px, 10vw, 132px); }

.screenshot-frame {
  margin: 34px 0 0;
  border: 1px solid var(--text);
  background: var(--panel);
  box-shadow: 12px 12px 0 var(--text);
}

.screenshot-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-bottom: 1px solid var(--line);
}

.screenshot-frame figcaption {
  padding: 14px 18px;
  color: var(--muted);
  font-size: .78rem;
}

.feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-grid .card:nth-child(2n) { border-right: 0; }
.feature-grid .card:nth-last-child(-n + 2) { border-bottom: 0; }

.privacy-band {
  margin-top: clamp(76px, 10vw, 132px);
  border-block: 1px solid var(--text);
  background: var(--text);
}

.privacy-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(30px, 8vw, 90px);
  align-items: center;
  padding-block: clamp(46px, 7vw, 76px);
}

.privacy-band .eyebrow,
.privacy-band h2,
.privacy-band p { color: var(--bg); }

.privacy-band p { margin: 0; }

.download-panel {
  margin-top: clamp(76px, 10vw, 132px);
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid var(--text);
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.download-panel h2,
.download-panel p { margin-bottom: 0; }

.document {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 8px 8px 0 #3a3a3a;
}

.document { padding: clamp(22px, 5vw, 52px); }
.document h1 { font-size: clamp(2rem, 6vw, 3.6rem); }
.document ul { padding-left: 1.3rem; }
.document ol { padding-left: 1.4rem; }
.document li + li { margin-top: 10px; }
.document table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.document th, .document td { padding: 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.document th { color: var(--text); background: var(--accent-deep); }

.callout {
  margin: 28px 0;
  padding: 18px 20px;
  border-left: 6px solid var(--text);
  background: var(--accent-deep);
}
.callout p { margin: 0; color: var(--text); }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-block;
  padding: 12px 16px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--bg);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}
.button.secondary { background: transparent; color: var(--accent); }
.button:hover, .button:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.button:active { transform: translateY(1px); }

.store-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  line-height: 1.05;
}

.store-button > span:first-child { font-family: -apple-system, BlinkMacSystemFont, sans-serif; font-size: 1.65rem; }
.store-button > span:last-child { display: grid; gap: 3px; }
.store-button small { font-size: .58rem; font-weight: 500; }
.purchase-note { margin-top: 14px; font-size: .78rem; }

details { border-top: 1px solid var(--line); padding: 18px 0; }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { color: var(--text); cursor: pointer; font-weight: 700; }

.guide-link { margin-top: 26px; }

.breadcrumbs {
  margin: 0 0 26px;
  color: var(--muted);
  font-size: .76rem;
}

.breadcrumbs a { color: var(--muted); }

.article-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 20px 0 34px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: clamp(34px, 7vw, 72px);
  align-items: start;
}

.article-body h2 { scroll-margin-top: 24px; }

.article-body code {
  color: var(--text);
  background: var(--accent-deep);
  padding: .12em .35em;
}

.article-body pre {
  overflow-x: auto;
  margin: 18px 0 26px;
  padding: 18px;
  border: 1px solid var(--line);
  background: #050505;
  color: var(--text);
  line-height: 1.55;
}

.article-body pre code { padding: 0; background: transparent; }

.toc {
  position: sticky;
  top: 24px;
  border-left: 1px solid var(--line);
  padding-left: 18px;
}

.toc strong { color: var(--text); font-size: .8rem; }
.toc a { display: block; margin-top: 10px; color: var(--muted); font-size: .78rem; text-decoration: none; }
.toc a:hover { color: var(--text); }

.guide-list {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.guide-card {
  display: block;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
}

.guide-card:hover { border-color: var(--text); }
.guide-card strong { display: block; color: var(--text); font-size: 1.05rem; }
.guide-card span { display: block; margin-top: 8px; color: var(--muted); }

footer {
  padding: 26px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .8rem;
}

.footer-layout {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 720px) {
  nav { align-items: flex-start; flex-direction: column; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 40px; padding-top: 56px; }
  .pixel-mark { width: min(76vw, 300px); justify-self: start; box-shadow: 8px 8px 0 var(--text); }
  .grid, .feature-grid { grid-template-columns: 1fr; }
  .card, .card:nth-child(2) { border-right: 0; }
  .grid .card:last-child { grid-column: auto; }
  .feature-grid .card { border-right: 0; border-bottom: 1px solid var(--line); }
  .feature-grid .card:last-child { border-bottom: 0; }
  .privacy-layout { grid-template-columns: 1fr; }
  .download-panel { align-items: flex-start; flex-direction: column; }
  .article-layout { grid-template-columns: 1fr; }
  .toc { position: static; order: -1; }
  .document { box-shadow: 5px 5px 0 #3a3a3a; }
  .document table, .document tbody, .document tr, .document th, .document td { display: block; }
  .document th { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}