:root {
  color-scheme: dark;
  --bg: #0f1314;
  --panel: #171d1f;
  --panel-strong: #1d2527;
  --text: #f5f8f8;
  --muted: #aab5b7;
  --line: rgba(255,255,255,0.12);
  --cyan: #33d9ff;
  --green: #9ce36e;
  --pink: #ff5e91;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 800;
}

.mark {
  position: relative;
  width: 36px;
  height: 36px;
  border: 3px solid var(--cyan);
  border-radius: 999px;
}

.mark::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 2px solid var(--pink);
  border-radius: 999px;
}

.mark::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  left: 50%;
  top: 50%;
  background: #fff;
  border-radius: 999px;
  transform: translate(-50%, -50%);
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  font-size: 14px;
}

.hero {
  padding: 72px 0 54px;
}

.eyebrow {
  color: var(--green);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 12px;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(42px, 8vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 12px;
  font-size: 26px;
  line-height: 1.2;
}

h3 {
  margin: 26px 0 8px;
  font-size: 18px;
}

p {
  margin: 0 0 14px;
}

.lead {
  max-width: 680px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 19px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--text);
  font-weight: 700;
}

.button.primary {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #061012;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0 56px;
}

.card,
.content {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.card {
  padding: 18px;
}

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

.content {
  padding: 28px;
  margin: 24px 0 56px;
}

.content ul {
  padding-left: 22px;
}

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

.footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  padding: 24px 0 38px;
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .links {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 44px;
  }

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

  .content {
    padding: 20px;
  }
}