:root {
  --bg: #0a0a0a;
  --surface: #161616;
  --text: #f5f5f5;
  --muted: #a1a1aa;
  --accent: #f97316;
  --accent-2: #ef4444;
  --border: #262626;
  --max-width: 720px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.nav {
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.brand {
  font-weight: 900;
  font-size: 22px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  gap: 20px;
  font-size: 14px;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
}
.nav-links a:hover { color: var(--text); }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 96px;
}

h1 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 32px 0 8px;
  letter-spacing: -0.01em;
}
h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 20px 0 4px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p, li { color: var(--text); }
p { margin: 0 0 12px; }

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
}

.callout {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}
.callout strong { color: var(--accent); }

ul {
  padding-left: 20px;
  margin: 8px 0 16px;
}
li { margin-bottom: 6px; }

footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

code {
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 14px;
}