:root {
  --ink: #0A0E1A;
  --chalk: #FAF6EE;
  --accent: #E36F1E;
  --mist: #6B7280;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background: var(--chalk);
  color: var(--ink);
  line-height: 1.75;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(10, 14, 26, 0.04) 1px, transparent 0);
  background-size: 28px 28px;
}
.container { max-width: 780px; margin: 0 auto; padding: 48px 24px 96px; }
header {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 32px; margin-bottom: 40px;
  border-bottom: 1px solid rgba(10, 14, 26, 0.1);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px; background: var(--ink);
  display: flex; align-items: center; justify-content: center;
}
.brand-name { font-family: 'Bebas Neue', sans-serif; font-size: 22px; line-height: 1; letter-spacing: 0.08em; }
.brand-name .accent { color: var(--accent); }
.brand-tagline { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.2em; color: var(--mist); margin-top: 4px; text-transform: uppercase; }
.back { font-size: 14px; color: var(--mist); text-decoration: none; }
.back:hover { color: var(--ink); }
h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1; letter-spacing: 0.02em; margin-bottom: 12px;
}
h1 .accent { color: var(--accent); }
.effective {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--mist); margin-bottom: 40px;
}
h2 {
  font-size: 22px; font-weight: 700; margin-top: 40px; margin-bottom: 14px;
  padding-top: 24px; border-top: 1px solid rgba(10, 14, 26, 0.08);
}
h2:first-of-type { border-top: none; padding-top: 0; }
h3 { font-size: 16px; font-weight: 700; margin-top: 20px; margin-bottom: 8px; }
p { margin-bottom: 14px; }
ul, ol { margin-left: 20px; margin-bottom: 14px; }
li { margin-bottom: 6px; }
a { color: var(--accent); }
strong { font-weight: 700; }
footer {
  margin-top: 64px; padding-top: 24px;
  border-top: 1px solid rgba(10, 14, 26, 0.08);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.1em; color: var(--mist);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
footer a { color: var(--mist); text-decoration: none; }
footer a:hover { color: var(--ink); }