:root {
  --bg: #0b0e14;
  --bg-alt: #121722;
  --text: #e6e9ef;
  --muted: #9aa4b2;
  --accent: #4f8cff;
  --border: #232a38;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

header {
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 960px;
  margin: 0 auto;
}

.logo {
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.logo span { color: var(--accent); }

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 24px;
  font-size: 0.95rem;
}

nav a:hover { color: var(--text); }

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

h2 {
  font-size: 1.3rem;
  margin-top: 40px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

p { color: var(--text); }

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin: 12px 0;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.card p { color: var(--muted); margin: 0; font-size: 0.95rem; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; }
}

footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

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

ul { color: var(--text); }
li { margin-bottom: 6px; }