:root {
  color-scheme: dark;
  --background: #07110e;
  --surface: #0c1c17;
  --border: #1f3a31;
  --text: #f2f7f4;
  --muted: #9db2aa;
  --accent: #ff7043;
  --signal: #72e2a8;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 18%, rgb(28 90 66 / 25%), transparent 32rem),
    linear-gradient(135deg, #06100d 0%, var(--background) 55%, #0a1612 100%);
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.3;
  background-image: linear-gradient(rgb(255 255 255 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 3%) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.shell {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  width: min(72rem, calc(100% - 3rem));
  min-height: 100vh;
  margin-inline: auto;
}

.masthead {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-block: 2rem;
  color: var(--muted);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

.mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: #07110e;
  background: var(--accent);
  border-radius: 0.4rem;
  font-weight: 800;
}

.hero {
  align-self: center;
  max-width: 53rem;
  padding-block: 5rem;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 2rem;
  color: var(--signal);
  font-size: 0.875rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  background: currentcolor;
  border-radius: 50%;
  box-shadow: 0 0 0.9rem currentcolor;
}

h1 {
  max-width: 10ch;
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(4rem, 12vw, 8.5rem);
  font-weight: 750;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.intro {
  max-width: 43rem;
  margin: 2.5rem 0;
  color: var(--muted);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(1.125rem, 2vw, 1.35rem);
  line-height: 1.65;
}

.health-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  background: rgb(12 28 23 / 80%);
  transition: border-color 150ms ease, transform 150ms ease;
}

.health-link:hover,
.health-link:focus-visible {
  border-color: var(--accent);
  outline: none;
  transform: translateY(-2px);
}

footer {
  display: flex;
  gap: 0.8rem;
  padding-block: 2rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
}

.separator {
  color: var(--accent);
}

@media (max-width: 40rem) {
  .shell {
    width: min(100% - 2rem, 72rem);
  }

  .hero {
    padding-block: 3rem;
  }

  h1 {
    font-size: clamp(3.5rem, 20vw, 5rem);
  }

  footer {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .health-link {
    transition: none;
  }
}