:root {
  /* Calm, high contrast — easy on cognition */
  --bg: #0f1419;
  --surface: #161d27;
  --text: #e8edf3;
  --muted: #9aa5b1;
  --accent: #7dd3c0;
  --border: rgba(232, 237, 243, 0.12);
  --radius: 14px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --font: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 38rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(125, 211, 192, 0.08), transparent),
    radial-gradient(800px 400px at 100% 0%, rgba(125, 180, 255, 0.06), transparent),
    var(--bg);
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 4rem) clamp(1.25rem, 4vw, 2rem) 3rem;
}

.header {
  margin-bottom: 2.25rem;
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.85rem, 5vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.lede {
  margin: 0;
  font-size: 1.05rem;
  color: var(--muted);
}

.prose {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 2rem);
  box-shadow: var(--shadow);
}

.prose section + section {
  margin-top: 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

h2 {
  margin: 0 0 0.65rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-transform: uppercase;
}

p {
  margin: 0 0 0.85rem;
  color: var(--text);
}

p:last-child {
  margin-bottom: 0;
}

.highlight {
  font-size: 1.08rem;
  line-height: 1.55;
}

ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text);
}

li + li {
  margin-top: 0.45rem;
}

.meta {
  font-size: 0.9rem;
  color: var(--muted);
}

.footer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--muted);
}

.footer p {
  margin: 0;
  color: var(--muted);
}