:root {
  color-scheme: dark;
  --bg: #080b10;
  --panel: #151b24;
  --line: rgba(255, 255, 255, 0.1);
  --text: #f5f7fa;
  --muted: #aab4c2;
  --lime: #c8ff45;
  --cyan: #59e4ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: radial-gradient(circle at 50% 0, rgba(89, 228, 255, 0.1), transparent 30rem), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
}

a { color: var(--cyan); }
a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }

.site-nav,
.page,
.site-footer {
  width: min(100% - 2rem, 760px);
  margin-inline: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
}

.site-name {
  color: var(--text);
  font-weight: 850;
  text-decoration: none;
}

.site-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.9rem;
}

.site-links a {
  color: var(--muted);
  font-size: 0.9rem;
  text-decoration: none;
}

.site-links a:hover { color: var(--cyan); }

.page { padding: clamp(2.5rem, 7vw, 5rem) 0; }

.page article {
  padding: clamp(1.25rem, 5vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: var(--panel);
}

.eyebrow {
  margin: 0 0 0.3rem;
  color: var(--lime);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.2; }
h1 { margin: 0 0 1rem; font-size: clamp(2rem, 7vw, 3.5rem); }
h2 { margin: 2rem 0 0.5rem; font-size: 1.25rem; }
p, ul { color: var(--muted); }
li + li { margin-top: 0.45rem; }

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.5rem 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer p { margin: 0; }

@media (max-width: 540px) {
  .site-nav { align-items: flex-start; }
  .site-links { gap: 0.6rem 0.8rem; }
}