:root {
  --bg: #0e1221;
  --surface: #171f38;
  --text: #f3f6ff;
  --muted: #bdc7eb;
  --brand: #69dfff;
  --line: rgba(137, 162, 237, 0.32);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 8% 10%, rgba(105, 223, 255, 0.2), transparent 35%),
    linear-gradient(160deg, var(--bg), #0a0f1c);
  min-height: 100vh;
}

.container {
  width: min(900px, 92vw);
  margin: 0 auto;
}

.page {
  padding: 2.2rem 0 2.8rem;
}

.top {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.top a {
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  font-weight: 700;
}

.card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(23, 31, 56, 0.86);
  padding: 1.2rem;
}

h1,
h2 {
  font-family: "Syne", "Segoe UI", sans-serif;
  letter-spacing: -0.02em;
}

h1 {
  margin: 0.2rem 0 0.8rem;
  font-size: clamp(1.9rem, 5vw, 2.8rem);
}

h2 {
  margin-top: 1.1rem;
  margin-bottom: 0.45rem;
  font-size: 1.2rem;
}

p,
li {
  color: var(--muted);
  line-height: 1.65;
}

ul {
  margin: 0;
  padding-left: 1.15rem;
}

.meta {
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
}

@media (max-width: 640px) {
  .card {
    padding: 1rem;
  }
}