:root {
  color-scheme: dark;
  --bg: #0f1220;
  --card: #171b2f;
  --text: #e8ecff;
  --muted: #b8c0e6;
  --accent: #7aa2ff;
  --border: #2b335a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% 10%, #1d2545 0%, var(--bg) 60%);
  color: var(--text);
}

.container {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(860px, 100%);
  background: linear-gradient(180deg, #1a2040 0%, var(--card) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 12px;
  margin-bottom: 14px;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 42px);
}

h2 {
  margin-top: 24px;
}

p {
  color: var(--muted);
  line-height: 1.6;
}

.links {
  margin-top: 18px;
}

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

a:hover {
  text-decoration: underline;
}

.back-link {
  display: inline-block;
  margin-bottom: 10px;
}

.muted {
  color: var(--muted);
}