:root {
  --green: #20e070;
  --dark: #07130d;
  --black: #050807;
  --field: #0b3d22;
  --card: #0d1a12;
  --white: #ffffff;
  --muted: rgba(255,255,255,.72);
  --line: rgba(32,224,112,.18);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(32,224,112,.18), transparent 34%),
    radial-gradient(circle at bottom right, rgba(11,61,34,.55), transparent 36%),
    var(--black);
  color: var(--white);
  line-height: 1.75;
}

header {
  padding: 42px 18px;
  min-height: 330px;
  display: grid;
  place-items: center;
  text-align: center;
}

.hero {
  width: 100%;
  max-width: 920px;
  padding: 34px 24px;
  background: rgba(13,26,18,.76);
  border: 1px solid var(--line);
  border-radius: 34px;
  box-shadow: 0 24px 70px rgba(32,224,112,.12);
}

.logo-mark {
  width: 86px;
  height: 86px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  font-size: 42px;
  font-weight: 900;
}

h1 {
  margin: 0;
  font-size: clamp(38px, 7vw, 70px);
  letter-spacing: -3px;
  line-height: 1;
}

.hero p {
  max-width: 650px;
  margin: 12px auto 0;
  color: var(--muted);
  font-weight: 700;
}

nav {
  margin-top: 24px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

nav a {
  color: var(--white);
  text-decoration: none;
  font-weight: 900;
  padding: 10px 15px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--line);
}

nav a:hover {
  background: var(--green);
  color: var(--black);
}

main {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 18px 46px;
}

.card {
  background: rgba(13,26,18,.9);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 24px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 22px;
}

.card p { margin: 8px 0; }

.badge {
  display: inline-flex;
  background: var(--green);
  color: var(--black);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  margin-bottom: 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

.feature {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 22px;
}

.feature strong {
  display: block;
  color: var(--green);
  font-size: 18px;
  margin-bottom: 6px;
}

.summary-list { padding-left: 20px; }
.summary-list li { margin-bottom: 8px; }

footer {
  text-align: center;
  padding: 30px 18px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  header { min-height: 300px; padding: 26px 14px; }
  .hero { padding: 26px 18px; border-radius: 28px; }
  .grid { grid-template-columns: 1fr; }
  h1 { letter-spacing: -2px; }
}