:root {
  --bg: #111318;
  --card: #1a1c22;
  --text: #f4f4f5;
  --mist: #9aa0ad;
  --accent: #7dffb3;
  --line: rgba(255,255,255,.12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}
.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 20px 48px;
}
header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 24px;
}
header a {
  color: var(--accent);
  text-decoration: none;
  font-size: .9rem;
}
h1 { margin: 0 0 8px; font-size: 1.7rem; }
h2 { margin: 28px 0 10px; font-size: 1.15rem; }
p, li { color: #d7d8dc; }
.meta { color: var(--mist); font-size: .92rem; }
nav.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 8px;
}
nav.links a, .btn {
  color: var(--accent);
  text-decoration: none;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin: 16px 0;
}
footer {
  margin-top: 36px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--mist);
  font-size: .88rem;
}
footer a { color: var(--accent); text-decoration: none; }