:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #ceb068;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  min-height: 100vh;
}
.wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
}
.card {
  width: 100%;
  max-width: 520px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  text-align: center;
}
.logo {
  max-width: 160px;
  height: auto;
  margin-bottom: 1.5rem;
}
h1 {
  font-size: 1.5rem;
  margin: 0 0 1rem;
  font-weight: 600;
  color: var(--text);
}
.lead {
  color: var(--text-muted);
  margin: 0 0 1.75rem;
  font-size: 1rem;
}
.contact-line {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0 0 0.5rem;
}
.contact {
  margin: 0.25rem 0;
  font-size: 1.05rem;
}
.contact a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.contact a:hover {
  text-decoration: underline;
}