* {
  box-sizing: border-box;
}

:root {
  --bg: #08090b;
  --panel: #101216;
  --text: #f4f4f0;
  --muted: #9b9da5;
  --line: #24262c;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
  line-height: 1.6;
}

.nav {
  height: 76px;
  padding: 0 7vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.logo {
  font-weight: 800;
  letter-spacing: .18em;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
}

main {
  max-width: 1180px;
  margin: auto;
  padding: 0 7vw;
}

.hero {
  min-height: 72vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 90px 0;
}

.badge, .eyebrow {
  color: var(--muted);
  letter-spacing: .18em;
  font-size: .75rem;
  font-weight: 700;
}

h1 {
  font-size: clamp(3.5rem, 9vw, 7.8rem);
  line-height: .92;
  letter-spacing: -.06em;
  margin: 22px 0 30px;
  max-width: 1000px;
}

h1 span {
  color: var(--muted);
}

.hero p {
  color: var(--muted);
  max-width: 620px;
  font-size: 1.1rem;
}

.button {
  width: fit-content;
  margin-top: 28px;
  padding: 13px 22px;
  border: 1px solid var(--text);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.about {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 90px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -.04em;
  margin: 15px 0 0;
}

.about p {
  color: var(--muted);
  font-size: 1.1rem;
  align-self: end;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  margin: 90px 0;
  border: 1px solid var(--line);
}

.features article {
  background: var(--bg);
  padding: 38px;
  min-height: 230px;
}

.features span {
  color: var(--muted);
  font-size: .75rem;
}

h3 {
  font-size: 1.4rem;
  margin: 28px 0 10px;
}

.features p {
  color: var(--muted);
  margin: 0;
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px 7vw;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: .8rem;
}

@media (max-width: 700px) {
  .about, .features {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 4rem;
  }

  footer {
    gap: 10px;
    flex-direction: column;
  }
}