:root {
  --bg: #11131a;
  --card: #1b1f2a;
  --text: #eceff8;
  --muted: #a7b0c4;
  --line: #2b3142;
  --accent: #8ea2ff;
  --hero: #161b26;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #0f1219 0%, var(--bg) 45%, #0a0c12 100%);
  color: var(--text);
  line-height: 1.5;
}

.hero {
  padding: 1.1rem 0.7rem 0.8rem;
  text-align: center;
  background: var(--hero);
  border-bottom: 1px solid var(--line);
}

h1 {
  margin: 0;
}

.tagline {
  margin: 0.5rem 0 1rem;
  color: var(--muted);
}

main {
  width: min(900px, 98%);
  margin: 0.7rem auto 1rem;
  display: grid;
  gap: 0.6rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.35);
}

h2 {
  margin: 0 0 0.25rem;
}

ul {
  margin: 0.15rem 0 0;
  padding-left: 1.1rem;
}

a {
  color: var(--accent);
  text-decoration-color: rgba(142, 162, 255, 0.45);
  text-underline-offset: 0.15rem;
}

a:hover {
  color: #b8c5ff;
}

footer {
  text-align: center;
  padding: 1rem;
  color: var(--muted);
}