:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --ink: #0b1220;
  --muted: #526174;
  --line: rgba(15, 23, 42, 0.12);
  --blue: #1e3a5f;
  --blue-dark: #0a1628;
  --accent: #0ea5e9;
  --green: #1f7a53;
  --gold: #ffcc66;
  --shadow: 0 18px 46px rgba(24, 41, 66, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.55;
}

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

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header,
.site-footer {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.site-footer {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  color: var(--muted);
}

.nav,
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue-dark);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--blue), var(--blue-dark));
  color: #fff;
  font-size: 13px;
  letter-spacing: 0;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

nav a {
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.hero {
  border-bottom: 1px solid var(--line);
  background: #fff;
  padding: 64px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 38px;
  align-items: center;
}

.eyebrow,
.tag {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  max-width: 760px;
  font-size: clamp(40px, 7vw, 68px);
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 12px 0 0;
}

.lede {
  color: var(--muted);
  font-size: 19px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  padding: 11px 16px;
  font-weight: 800;
  text-decoration: none;
}

.button.secondary {
  border: 1px solid var(--line);
  background: #eef3f8;
  color: var(--blue-dark);
}

.hero-panel,
.offer-card,
.note-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 24px;
}

.hero-panel ul {
  margin: 16px 0 0;
  padding-left: 20px;
}

.section {
  padding: 58px 0;
}

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

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.offer-card {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.offer-card strong {
  color: var(--blue-dark);
  font-size: 20px;
}

.offer-card span {
  color: var(--muted);
}

.offer-card a {
  align-self: end;
  font-weight: 800;
  text-decoration: none;
}

.note-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.note-card {
  padding: 24px;
}

.fineprint {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 880px) {
  .hero-grid,
  .offer-grid,
  .note-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav,
  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}