*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #f4f6fb;
  color: #222;
  min-height: 100vh;
}

.container {
  max-width: 760px;
  margin: 48px auto;
  padding: 0 16px;
}

.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,.09);
  padding: 36px 40px;
}

.card h1 {
  font-size: 1.7rem;
  color: #1a1a2e;
  margin-bottom: 28px;
}

.card h2 {
  font-size: 1.05rem;
  color: #1a1a2e;
  margin: 24px 0 8px;
}

.card p, .card li {
  font-size: .95rem;
  line-height: 1.65;
  color: #444;
}

.card ul {
  padding-left: 20px;
  margin-top: 6px;
}

.card li {
  margin-bottom: 4px;
}

.card a {
  color: #1a1a2e;
}

.btn {
  display: inline-block;
  margin-top: 28px;
  padding: 10px 22px;
  background: #1a1a2e;
  color: #fff;
  text-decoration: none;
  border-radius: 7px;
  font-size: .92rem;
  font-weight: 600;
  transition: background .18s;
}
.btn:hover { background: #2d3561; }

.site-footer {
  margin-top: 60px;
  padding: 24px 16px;
  text-align: center;
  font-size: 0.85rem;
  color: #888;
  border-top: 1px solid #e5e7eb;
}
.site-footer a {
  color: #888;
  text-decoration: none;
}
.site-footer a:hover {
  color: #333;
  text-decoration: underline;
}
.footer-sep {
  margin: 0 8px;
}