:root {
  --bg: #ffffff;
  --text: #1d1d1f;
  --muted: #5f6368;
  --line: #e3e3e6;
  --card: #f6f6f8;
  --accent: #d93a2f;
  --link: #0b63ce;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #18191b;
    --text: #ececec;
    --muted: #a3a6ab;
    --line: #2e3034;
    --card: #222428;
    --accent: #ff6a5f;
    --link: #6ea8ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Noto Sans Georgian", Helvetica, Arial, sans-serif;
}

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

.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

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

header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
}

nav a {
  margin-left: 16px;
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
}

nav a:hover {
  color: var(--text);
}

.hero {
  padding: 56px 0 32px;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.15;
  margin: 0 0 12px;
}

.hero p {
  font-size: 20px;
  color: var(--muted);
  margin: 0 0 24px;
  max-width: 640px;
}

.badge {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}

.shot {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  margin: 8px 0 32px;
}

h2 {
  font-size: 26px;
  margin: 40px 0 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  border-radius: 12px;
  padding: 18px 20px;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

ol li,
ul li {
  margin: 6px 0;
}

.note {
  border-left: 3px solid var(--accent);
  padding: 8px 16px;
  background: var(--card);
  border-radius: 0 8px 8px 0;
}

footer {
  margin-top: 56px;
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 15px;
}

footer a {
  color: var(--muted);
}

.doc h1 {
  font-size: 34px;
  margin: 40px 0 8px;
}

.doc .updated {
  color: var(--muted);
  margin: 0 0 24px;
}

@media (max-width: 520px) {
  .hero h1 {
    font-size: 30px;
  }
  nav a {
    margin-left: 10px;
  }
}