:root {
  --bg: #0e1116;
  --panel: #111621;
  --accent: #54d2d2;
  --text: #e8edf5;
  --muted: #9aa4b5;
  --radius: 12px;
  --maxw: 960px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(84, 210, 210, 0.08), transparent 35%), var(--bg);
  color: var(--text);
  line-height: 1.6;
}

h1, h2, h3 {
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 12px;
  color: var(--muted);
}

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

.hero {
  padding: 96px 20px 64px 320px;
  background:
    url('explainrz-logo.png') left 32px center / 260px auto no-repeat,
    linear-gradient(135deg, rgba(84, 210, 210, 0.24), rgba(84, 210, 210, 0)) 0 0 / 100% 100%,
    var(--panel);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.hero__content {
  max-width: var(--maxw);
  margin: 0 auto;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(84, 210, 210, 0.16);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.lede {
  max-width: 720px;
}

main {
  padding: 48px 20px 64px;
}

.section {
  max-width: var(--maxw);
  margin: 0 auto 48px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  padding: 16px;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

.policy {
  padding: 16px;
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius);
}

.footer {
  text-align: center;
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  background: var(--panel);
}

@media (max-width: 600px) {
  .hero {
    padding: 72px 16px 48px;
    background:
      linear-gradient(135deg, rgba(84, 210, 210, 0.24), rgba(84, 210, 210, 0)) 0 0 / 100% 100%,
      var(--panel);
  }

  main {
    padding: 32px 16px 48px;
  }
}