@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #f3f5f9;
  --surface: #ffffff;
  --line: #d9e1ec;
  --text: #16202f;
  --muted: #5a6b83;
  --brand: #1f6feb;
  --shadow: 0 16px 36px rgba(15, 30, 55, 0.1);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(1000px 400px at 95% -20%, #e7eefc, transparent 65%), var(--bg);
}

.page {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 18px 14px 28px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 20px;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.12;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 14px;
}

h2 {
  margin: 22px 0 10px;
  font-size: 22px;
  line-height: 1.2;
}

p, li {
  font-size: 15px;
  line-height: 1.58;
}

ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.note {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
  padding: 10px 12px;
  color: var(--muted);
}

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