:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #223047;
  --muted: #5f6f86;
  --line: #dbe3ef;
  --brand: #4568dc;
  --brand-2: #7b9cff;
  --accent: #eef3ff;
  --shadow: 0 10px 28px rgba(34, 48, 71, 0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #f7f9fd 0%, #eef3fb 100%);
  color: var(--ink);
  line-height: 1.6;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
header {
  background: linear-gradient(135deg, #223d7a 0%, #4568dc 55%, #7b9cff 100%);
  color: #fff;
  padding-bottom: 34px;
}
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 0;
}
.logo {
  font-size: 24px; font-weight: 700; letter-spacing: .3px;
}
.logo span { color: #dce6ff; }
nav ul {
  list-style: none; display: flex; gap: 18px; padding: 0; margin: 0;
  flex-wrap: wrap;
}
nav a { color: #fff; opacity: 0.95; font-weight: 600; }
.hero {
  display: grid; grid-template-columns: 1.3fr .9fr; gap: 28px; align-items: center;
  padding: 26px 0 12px;
}
.hero-card, .note-card {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.22);
  border-radius: 22px; padding: 28px; backdrop-filter: blur(5px);
}
.hero h1 { font-size: 42px; line-height: 1.15; margin: 0 0 14px; }
.hero p { font-size: 18px; margin: 0 0 18px; color: #eef4ff; }
.badges { display: flex; gap: 12px; flex-wrap: wrap; }
.badge {
  background: rgba(255,255,255,0.16); border: 1px solid rgba(255,255,255,0.24);
  padding: 8px 12px; border-radius: 999px; font-size: 14px;
}
main { padding: 34px 0 60px; }
.section { margin-bottom: 34px; }
.section h2 { font-size: 30px; margin: 0 0 10px; }
.section-intro { color: var(--muted); max-width: 850px; margin: 0 0 18px; }
.grid-3, .grid-2 {
  display: grid; gap: 18px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 20px;
  padding: 22px; box-shadow: var(--shadow);
}
.card h3 { margin-top: 0; margin-bottom: 10px; font-size: 22px; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.list-clean { padding-left: 18px; margin: 10px 0 0; }
.highlight {
  background: var(--accent); border: 1px solid #cddcff; border-radius: 18px; padding: 22px;
}
.table-like { display: grid; gap: 12px; }
.row {
  display: grid; grid-template-columns: 1fr 1.2fr 1.2fr;
  gap: 12px; background: #fff; border: 1px solid var(--line);
  border-radius: 16px; padding: 16px; box-shadow: var(--shadow);
}
.row strong { display: block; margin-bottom: 6px; }
.cta {
  background: linear-gradient(135deg, #eef3ff 0%, #ffffff 100%);
  border: 1px solid var(--line); border-radius: 24px; padding: 28px; box-shadow: var(--shadow);
}
footer {
  border-top: 1px solid var(--line); background: #fff; color: var(--muted);
  padding: 24px 0 36px;
}
.footer-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
.small { font-size: 14px; color: var(--muted); }
@media (max-width: 900px) {
  .hero, .grid-3, .grid-2, .footer-grid, .row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
}