:root {
  --bg: #131313;
  --surface-lowest: #0E0E0E;
  --surface-low: #1C1B1B;
  --surface: #201F1F;
  --surface-high: #2A2A2A;
  --primary-fixed: #C9FF3E;
  --primary-fixed-dim: #A4D703;
  --secondary: #FFB955;
  --on-surface: #E5E2E1;
  --on-surface-variant: #C4C9AE;
  --outline: #8D937B;
  --outline-variant: #434934;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--on-surface);
  font-family: "Manrope", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.brand {
  display: inline-block;
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--primary-fixed);
  padding: 6px 10px;
  border: 1px solid var(--outline-variant);
  background: var(--surface-lowest);
  text-transform: uppercase;
}

h1 {
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -0.5px;
  margin: 24px 0 8px;
  color: #FFFFFF;
}

.updated {
  color: var(--on-surface-variant);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0 0 40px;
}

h2 {
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary-fixed);
  margin: 40px 0 12px;
}

h3 {
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--secondary);
  margin: 24px 0 8px;
}

p, li {
  color: var(--on-surface);
  font-size: 15px;
}

ul {
  padding-left: 20px;
}

li {
  margin: 6px 0;
}

a {
  color: var(--primary-fixed);
  text-decoration: none;
  border-bottom: 1px solid var(--outline-variant);
}

a:hover { border-bottom-color: var(--primary-fixed); }

hr {
  border: 0;
  border-top: 1px solid var(--outline-variant);
  margin: 40px 0;
}

.muted {
  color: var(--on-surface-variant);
  font-size: 13px;
}

.card {
  background: var(--surface-low);
  border: 1px solid var(--outline-variant);
  padding: 20px 24px;
  margin: 24px 0;
}

.nav {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav a { border: 0; }

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  font-size: 12px;
  letter-spacing: 1px;
}

[data-lang-block] { display: none; }
html[data-lang="en"] [data-lang-block="en"] { display: block; }
html[data-lang="ru"] [data-lang-block="ru"] { display: block; }
html:not([data-lang]) [data-lang-block="en"] { display: block; }

.lang-switch {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 24px;
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.lang-switch a {
  border: 1px solid var(--outline-variant);
  padding: 6px 10px;
  color: var(--on-surface-variant);
}

html[data-lang="en"] .lang-switch a[data-lang-link="en"],
html[data-lang="ru"] .lang-switch a[data-lang-link="ru"] {
  color: var(--primary-fixed);
  border-color: var(--primary-fixed);
}