:root {
  --bg: #0b1321;
  --card: #121c2e;
  --text: #eaf0fa;
  --muted: #b2c0d8;
  --accent: #00c896;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle at 20% 0, rgba(0, 200, 150, 0.1), transparent 30%), var(--bg);
  color: var(--text);
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1.2rem;
  margin-bottom: 1rem;
}

h1, h2 { line-height: 1.25; }

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

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

a:hover { text-decoration: underline; }

ul { padding-left: 1.15rem; }

.header-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 0.8rem 0 1.2rem;
}

.badge {
  display: inline-block;
  border: 1px solid rgba(0, 200, 150, 0.45);
  color: var(--accent);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-size: 0.82rem;
}