:root {
  --accent: #185fa5;
  --accent-dark: #0c447c;
  --accent-mid: #2b7fd4;
  --accent-light: #e6f1fb;
  --bg: #f8fafd;
  --text: #111111;
  --muted: #4a4a4a;
  --line: #d8dde5;
  --white: #ffffff;
  --font: Inter, system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { color-scheme: light; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 1.75rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.brand img { width: 40px; height: 40px; }

nav a { font-size: 0.95rem; font-weight: 500; }

.hero {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 2rem 1.5rem;
}

.hero h1 {
  font-size: 1.85rem;
  line-height: 1.25;
  color: var(--accent-dark);
  margin-bottom: 0.75rem;
}

.hero p { color: var(--muted); font-size: 1.05rem; max-width: 38rem; }

.cta {
  display: inline-block;
  margin-top: 1.25rem;
  background: var(--accent);
  color: var(--white);
  padding: 0.7rem 1.15rem;
  border-radius: 10px;
  font-weight: 600;
}

.cta:hover { background: var(--accent-dark); text-decoration: none; }

article h1 {
  font-size: 1.75rem;
  color: var(--accent-dark);
  margin-bottom: 0.35rem;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

article h2 {
  font-size: 1.15rem;
  color: var(--accent-dark);
  margin: 1.6rem 0 0.5rem;
}

article p, article li { color: var(--text); margin-bottom: 0.7rem; }

article ul, article ol { padding-left: 1.2rem; margin-bottom: 0.7rem; }

article ol { padding-left: 1.4rem; }

.steps {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.15rem 1.25rem 0.85rem;
  margin: 1rem 0 1.25rem;
}

.steps h2 { margin-top: 0; }

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}