:root {
  --bg-main: #0b0f17;
  --bg-panel: #131a27;
  --bg-card: #161f30;

  --text-main: #eaf0ff;
  --text-muted: rgba(234,240,255,0.7);

  --accent: #00eaff;
  --border-soft: rgba(255,255,255,0.08);
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;

  background: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
}

h1, h2, h3 {
  margin: 0;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.6rem);
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1.1rem;
}

p {
  color: var(--text-muted);
  margin: 0.25rem 0 0;
}