:root {
  --bg: #f6f8fb;
  --panel: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #1d4ed8;
  --border: #dbe3ef;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #eef3ff 0%, var(--bg) 180px);
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 16px 48px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

h1 {
  margin: 0 0 8px;
  font-size: 32px;
  line-height: 1.2;
}

h2 {
  margin: 24px 0 8px;
  font-size: 20px;
}

p,
li {
  line-height: 1.6;
  font-size: 16px;
}

.meta {
  margin: 0 0 20px;
  color: var(--muted);
}

ul {
  padding-left: 18px;
}

a {
  color: var(--accent);
}

.hint {
  margin-top: 22px;
  padding: 12px 14px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  color: var(--muted);
}

.links {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.links a {
  display: inline-block;
  text-decoration: none;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
  padding: 10px 12px;
  border-radius: 10px;
}

.links a:hover {
  background: #dbeafe;
}