:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --ink: #141923;
  --muted: #596274;
  --line: #dce3ee;
  --blue: #1e5fd7;
  --green: #0c7a63;
  --shadow: 0 14px 36px rgba(20, 25, 35, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header,
.site-footer,
.hero,
.section,
.page {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
}

.brand {
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 800;
  text-decoration: none;
}

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

nav a,
.card {
  text-decoration: none;
}

nav a {
  color: var(--muted);
  font-weight: 700;
}

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

.hero {
  padding: 86px 0 70px;
  border-top: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 860px;
  font-size: clamp(3rem, 9vw, 6.5rem);
}

h2 {
  font-size: 2rem;
}

.lead {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.25rem;
}

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

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  font-weight: 800;
  padding: 10px 16px;
  text-decoration: none;
}

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

.section {
  padding: 48px 0;
  border-top: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card {
  display: block;
  min-height: 210px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 22px;
}

.card span {
  color: var(--green);
  font-size: 0.86rem;
  font-weight: 800;
}

.card strong {
  display: block;
  margin-top: 12px;
  font-size: 1.25rem;
}

.card p,
.page p,
.check-list {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 28px;
}

.check-list {
  margin: 0;
  padding-left: 22px;
}

.check-list li + li {
  margin-top: 10px;
}

.page {
  max-width: 820px;
  padding: 72px 0 96px;
  border-top: 1px solid var(--line);
}

.page h1 {
  font-size: clamp(2.4rem, 7vw, 4.8rem);
}

.page p {
  font-size: 1.08rem;
}

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

@media (max-width: 820px) {
  .site-header,
  .site-footer,
  .split {
    align-items: flex-start;
    grid-template-columns: 1fr;
    flex-direction: column;
  }

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

  .hero {
    padding-top: 64px;
  }
}