:root {
  color-scheme: dark;
  --bg: #111514;
  --panel: #1d2321;
  --text: #f5f7f6;
  --muted: #a6aeaa;
  --accent: #10c99a;
  --border: #303835;
  --max: 860px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

header {
  border-bottom: 1px solid var(--border);
  background: rgba(17, 21, 20, 0.94);
}

nav, main, footer {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}

nav {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--text);
  font-size: 21px;
  font-weight: 800;
  text-decoration: none;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

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

.links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.links a:hover { color: var(--text); }

main { padding: 58px 0 72px; }

.hero { padding: 44px 0 34px; }

.eyebrow {
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 13px;
}

h1 {
  margin: 8px 0 18px;
  max-width: 760px;
  font-size: clamp(38px, 8vw, 68px);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

h2 {
  margin-top: 40px;
  font-size: 23px;
  line-height: 1.25;
}

h3 { margin-top: 28px; }

p, li { color: var(--muted); }

.lead {
  max-width: 700px;
  font-size: 19px;
}

.card {
  margin-top: 28px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--panel);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-top: 34px;
}

.grid .card { margin: 0; }

.button {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #07120f;
  font-weight: 800;
  text-decoration: none;
}

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

footer {
  padding: 28px 0 46px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 680px) {
  nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .grid { grid-template-columns: 1fr; }
  main { padding-top: 34px; }
}