:root {
  --blue: #0b63f6;
  --green: #0f9f6e;
  --ink: #111827;
  --text: #334155;
  --muted: #64748b;
  --line: #dbe4f0;
  --soft: #f7fafc;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  font-weight: 800;
  color: var(--ink);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
  font-weight: 700;
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 32px) 56px;
}

.hero {
  padding: clamp(52px, 8vw, 92px) 0 40px;
  max-width: 860px;
}

.eyebrow {
  margin: 0 0 12px;
  font-weight: 800;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p {
  max-width: 740px;
  margin: 22px 0 0;
  font-size: 18px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 800;
  color: var(--ink);
  background: var(--white);
}

.button.primary {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

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

article {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

h2 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.2;
}

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

footer {
  border-top: 1px solid var(--line);
  padding: 28px clamp(18px, 4vw, 56px);
  color: var(--muted);
  font-size: 14px;
}

footer p {
  margin: 6px 0;
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

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