:root {
  color-scheme: dark;
  background: #141414;
  color: #cccccc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #141414;
  color: #cccccc;
  font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

.page {
  width: min(28rem, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 3.5rem 0 3rem;
}

.mark {
  display: block;
  width: 48px;
  height: 48px;
}

h1 {
  margin: 0.85rem 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.summary {
  margin: 0 0 1.75rem;
}

.downloads {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 0;
}

.button {
  display: block;
  padding: 0.7rem 0.85rem;
  border: 1px solid #333333;
  background: #1c1c1c;
  color: #cccccc;
  text-align: center;
  text-decoration: none;
}

.button:hover,
.button:focus-visible {
  border-color: #5a5a5a;
  background: #222222;
}

.note {
  margin: 0.65rem 0 0;
  color: #9d9d9d;
  font-size: 0.8125rem;
  line-height: 1.45;
}

.home {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  color: #cccccc;
  text-decoration: none;
  letter-spacing: 0.04em;
  font-size: 0.875rem;
}

.home .mark {
  width: 28px;
  height: 28px;
}

.doc h1 {
  margin-top: 0;
  letter-spacing: 0;
  font-size: 1.25rem;
}

.doc .effective {
  margin: 0 0 1.25rem;
  color: #9d9d9d;
  font-size: 0.8125rem;
}

.doc h2 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: 0;
}

.doc p {
  margin: 0 0 1rem;
}

.doc a {
  color: #cccccc;
}

footer {
  margin-top: 2.5rem;
  color: #9d9d9d;
  font-size: 0.8125rem;
}

footer a {
  color: #9d9d9d;
}

footer a + a {
  margin-left: 1rem;
}