:root {
  color-scheme: dark;
  --bg: #101418;
  --text: #f2f0e9;
  --muted: #879099;
  --accent: #b8ff52;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  color: var(--text);
  background:
    radial-gradient(circle at 50% 42%, rgba(184, 255, 82, 0.055), transparent 28rem),
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 3.5rem 3.5rem, 3.5rem 3.5rem, auto;
  font-family: Arial, Helvetica, sans-serif;
}

main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.mark {
  width: 2.8rem;
  height: 2.8rem;
  display: grid;
  place-items: center;
  margin-bottom: 2.2rem;
  border: 1px solid rgba(184, 255, 82, 0.55);
  border-radius: 50%;
}

.mark span {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 1.6rem rgba(184, 255, 82, 0.75);
}

.name {
  margin: 0 0 2.7rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.48em;
}

h1 {
  max-width: 65rem;
  margin: 0;
  font-size: clamp(2.6rem, 7vw, 6.7rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.aside {
  margin: 2.4rem 0 0;
  color: var(--muted);
  font-size: clamp(0.82rem, 1.3vw, 1rem);
  letter-spacing: 0.025em;
}

@media (max-width: 600px) {
  main {
    padding: 1.4rem;
  }

  .mark {
    margin-bottom: 1.7rem;
  }

  .name {
    margin-bottom: 2rem;
  }

  h1 {
    font-size: clamp(2.4rem, 12vw, 4.2rem);
  }
}