* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #0f172a;
  background: #f8fafc;
  line-height: 1.55;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

header {
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
}

.top {
  max-width: 900px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.2px;
}

nav a {
  margin-left: 12px;
  color: #0b57d0;
  text-decoration: none;
  font-weight: 600;
}

nav a:hover {
  text-decoration: underline;
}

.card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 18px;
  margin-top: 16px;
}

h1 {
  margin: 0 0 8px;
  font-size: 28px;
}

h2 {
  margin: 18px 0 8px;
  font-size: 20px;
}

p {
  margin: 8px 0;
}

ul {
  margin: 8px 0 8px 20px;
}

.muted {
  color: #475569;
}

.pill {
  display: inline-block;
  background: #e0f2fe;
  color: #0c4a6e;
  border: 1px solid #bae6fd;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  margin-right: 6px;
}

footer {
  margin-top: 28px;
  font-size: 13px;
  color: #64748b;
}