:root {
  --bg: #07111f;
  --surface: #0d1a2b;
  --surface-2: #12243a;
  --text: #f4f7fb;
  --muted: #aebbd0;
  --primary: #4da3ff;
  --border: rgba(255, 255, 255, 0.10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top, #12335a 0%, #07111f 40%, #030811 100%);
  color: var(--text);
  min-height: 100vh;
}

.container {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  text-align: center;
  margin-bottom: 36px;
}

.brand {
  font-size: 52px;
  margin: 0;
}

.subtitle {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.card {
  background: rgba(13, 26, 43, 0.94);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  margin-bottom: 24px;
}

h1, h2 {
  line-height: 1.25;
}

h2 {
  margin-top: 28px;
}

p, li {
  color: var(--muted);
  line-height: 1.75;
}

a {
  color: var(--primary);
}

.links {
  display: grid;
  gap: 14px;
}

.link-card {
  display: block;
  padding: 18px 20px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  text-decoration: none;
  color: var(--text);
  font-weight: bold;
}

.updated {
  color: var(--primary);
  font-weight: bold;
}

footer {
  text-align: center;
  margin-top: 36px;
  color: var(--muted);
  font-size: 14px;
}