:root{
  --max: 980px;
  --fg: #111;
  --muted: #666;
  --bg: #fff;
  --card: #f6f6f6;
  --border: #e5e5e5;
  --link: #0b57d0;
}

*{ box-sizing: border-box; }
html, body{ margin:0; padding:0; }
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.55;
}

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

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 16px;
}

.header{
  border-bottom: 1px solid var(--border);
  background: #fff;
}
.brand{
  display:flex;
  align-items:center;
  gap: 12px;
}
.brand a{
  color: var(--fg);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.2px;
}
.brand img{
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.nav{
  display:flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 12px;
}
.nav a{
  color: var(--fg);
  padding: 6px 10px;
  border-radius: 10px;
}
.nav a[aria-current="page"]{
  background: var(--card);
  border: 1px solid var(--border);
}

.hero{
  padding: 28px 0 10px;
}
.hero h1{
  font-size: 34px;
  margin: 0 0 8px;
}
.hero p{
  margin: 0;
  color: var(--muted);
  max-width: 70ch;
}

.grid{
  display:grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 18px;
}
.card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}
.card h2{
  margin: 0 0 6px;
  font-size: 18px;
}
.card p{ margin: 0; color: var(--muted); }
.card .cta{ margin-top: 12px; display:inline-block; font-weight: 650; }

.page h1{ margin-top: 0; }
.page h2{ margin-bottom: 6px; }
.page p, .page li{ max-width: 80ch; }

.footer{
  border-top: 1px solid var(--border);
  margin-top: 30px;
  padding: 18px 0;
  color: var(--muted);
  font-size: 14px;
}
.footer .links{
  display:flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.small-muted{ color: var(--muted); }
hr{ border:0; border-top:1px solid var(--border); margin: 18px 0; }