:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --line: #dbe2ea;
  --brand: #0f172a;
  --accent: #15803d;
  --container: min(980px, 92%);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f8fafc, #eef2f7);
  line-height: 1.5;
}

a { color: inherit; }

.siteHeader {
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.95);
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
}

.siteHeader__inner,
.main,
.footer__inner {
  width: var(--container);
  margin: 0 auto;
}

.siteHeader__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
}

.brand {
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
}

.nav a {
  text-decoration: none;
  color: #1e293b;
}

.nav .cta {
  background: var(--brand);
  color: #fff;
  padding: 8px 12px;
  border-radius: 999px;
}

.main {
  padding: 22px 0 48px;
}

.hero,
.block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
}

.block {
  margin-top: 14px;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.15;
}

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

p {
  margin: 0;
  color: #334155;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: #fff;
}

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

li + li {
  margin-top: 6px;
}

.note {
  margin-top: 10px;
  font-size: 14px;
  color: var(--muted);
}

.actionRow {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  font-weight: 700;
}

.btn--primary {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.links a {
  display: inline-block;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-size: 14px;
  background: #fff;
}

.kv {
  margin-top: 10px;
  font-size: 14px;
  color: #0f172a;
}

.kv span {
  display: inline-block;
  margin-right: 8px;
  margin-top: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #f8fafc;
}

.footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer__inner {
  padding: 16px 0;
  color: #64748b;
  font-size: 14px;
}

@media (max-width: 780px) {
  .nav {
    display: none;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}