:root {
  --bg: #0f1419;
  --surface: #171d25;
  --text: #e8eef4;
  --muted: #9aa7b5;
  --accent: #3d9cf0;
  --line: #2a3440;
  --max: 44rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2740 0%, transparent 55%),
              radial-gradient(900px 500px at 100% 0%, #142028 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}

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

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-right: auto;
  color: var(--text);
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0 0 1.25rem;
}

h1 {
  font-size: clamp(1.55rem, 4vw, 2rem);
  line-height: 1.25;
  margin: 0 0 0.75rem;
  font-weight: 750;
}

h2 {
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
}

ul {
  padding-left: 1.15rem;
  margin: 0.5rem 0 1rem;
}

li { margin: 0.45rem 0; }

strong { font-weight: 650; }

.card {
  background: color-mix(in srgb, var(--surface) 92%, white 2%);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.15rem 1.2rem;
  margin-top: 2rem;
}

.card h3 {
  margin: 0 0 0.65rem;
  font-size: 1rem;
}

.card p { margin: 0.35rem 0; color: var(--muted); }
.card p b { color: var(--text); font-weight: 600; }

.footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.home-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.home-grid a {
  display: block;
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  font-weight: 600;
}

.home-grid a:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  text-decoration: none;
}

.home-grid span {
  display: block;
  margin-top: 0.25rem;
  font-weight: 400;
  color: var(--muted);
  font-size: 0.88rem;
}