:root {
  --bg: #080808;
  --surface: #111111;
  --line: #303030;
  --text: #e7e7e7;
  --muted: #9a9a9a;
  --amber: #ffc71a;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

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

a { color: var(--amber); }

main a { text-underline-offset: 3px; }

header,
main,
footer {
  width: min(860px, calc(100% - 40px));
  margin-inline: auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 750;
  letter-spacing: 0.12em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

main { padding-block: 58px 72px; }

h1 {
  margin: 0 0 10px;
  font-size: clamp(2.1rem, 8vw, 4rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

h2 {
  margin: 44px 0 12px;
  color: var(--amber);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

p, li { color: var(--muted); }
strong { color: var(--text); }

.lede {
  max-width: 720px;
  color: var(--text);
  font-size: 1.08rem;
}

.card {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}

.launch-note {
  border-color: var(--amber);
  color: var(--text);
}

address {
  color: var(--muted);
  font-style: normal;
}

.legal-identity {
  margin-top: 72px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.45;
}

.legal-identity h2 {
  margin: 0 0 8px;
  font-size: 0.65rem;
}

.support-contact {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.support-contact summary {
  width: fit-content;
  color: var(--amber);
  cursor: pointer;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.compact-contact {
  margin-top: 20px;
  padding-top: 12px;
}

details.license {
  margin-top: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}

details.license summary {
  color: var(--text);
  cursor: pointer;
  font-weight: 650;
}

details.license p {
  margin: 12px 0 0;
  font-size: .92rem;
}

details.license pre {
  margin: 18px 0 0;
  padding-top: 18px;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 0.72rem/1.55 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  white-space: pre-wrap;
}

.language-break {
  margin-top: 68px;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}

footer {
  padding-block: 28px 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer a { margin-right: 16px; }

@media (max-width: 620px) {
  header {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 18px;
  }
}