:root {
  --bg: #fff;
  --fg: #000;
  --muted: #444;
  --line: #d5d5d5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "IBM Plex Mono", "Menlo", "Consolas", monospace;
}

.page {
  max-width: 920px;
  margin: 0 auto;
  padding: 2.5rem 1rem 5rem;
}

.hero {
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
}

h1,
h2 {
  margin: 0 0 0.6rem;
}

section {
  border-top: 1px solid var(--line);
  padding: 1.2rem 0;
}

.subtle {
  color: var(--muted);
  font-size: 0.9rem;
}

button {
  appearance: none;
  border: 1px solid var(--fg);
  background: var(--fg);
  color: var(--bg);
  padding: 0.55rem 0.9rem;
  font: inherit;
  cursor: pointer;
}

button:hover {
  background: var(--bg);
  color: var(--fg);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 0.4rem 0.25rem;
}

pre {
  background: #fafafa;
  border: 1px solid var(--line);
  padding: 0.7rem;
  overflow-x: auto;
}

code {
  background: #f3f3f3;
  padding: 0.1rem 0.25rem;
}

a {
  color: inherit;
}

@media (max-width: 640px) {
  th:nth-child(3),
  td:nth-child(3),
  th:nth-child(5),
  td:nth-child(5) {
    display: none;
  }
}