:root {
  --bg: #f7f8fb;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #5b6472;
  --line: #e5e7eb;
  --accent: #1d3557;
  --soft: #eef6fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; font-weight: 700; }
a:hover { text-decoration: underline; }

header {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.logo {
  color: var(--accent);
  font-weight: 800;
  font-size: 18px;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 14px;
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 48px 24px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 36px;
  align-items: center;
  padding: 42px 0;
}

.eyebrow {
  display: inline-block;
  background: var(--soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.055em;
  margin: 0 0 18px;
}

h2 {
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin: 0 0 14px;
}

h3 {
  margin: 0 0 8px;
  color: var(--accent);
}

.lead {
  font-size: 20px;
  color: var(--muted);
  max-width: 720px;
  margin: 0 0 28px;
}

.button {
  display: inline-block;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--accent);
  color: white;
  border: 1px solid var(--accent);
}

.button.secondary {
  background: white;
  color: var(--accent);
  border: 1px solid var(--line);
}

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

.panel, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
}

.panel {
  box-shadow: 0 18px 50px rgba(17, 24, 39, .06);
}

.section {
  padding: 42px 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 22px;
}

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

.card p, .panel p {
  color: var(--muted);
}

ul.clean {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}

ul.clean li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px 24px;
  color: var(--muted);
  max-width: 1120px;
  margin: 0 auto;
  font-size: 14px;
}

@media (max-width: 840px) {
  .hero, .two, .grid {
    grid-template-columns: 1fr;
  }
}