:root {
  color-scheme: light dark;
  --background: #f4f2ed;
  --surface: #ffffff;
  --text: #191918;
  --muted: #68645e;
  --accent: #a83b1c;
  --accent-strong: #7e280f;
  --border: #ddd8cf;
  --shadow: 0 18px 55px rgb(39 31 20 / 8%);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #11110f;
    --surface: #1b1a18;
    --text: #f1eee7;
    --muted: #b1aaa0;
    --accent: #ff7854;
    --accent-strong: #ff9b7f;
    --border: #37332d;
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--background);
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent-strong);
}

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  border-radius: 2px;
}

.shell {
  width: min(100% - 2rem, 760px);
  margin-inline: auto;
  padding-block: clamp(2rem, 7vw, 5rem);
}

.wordmark {
  display: inline-block;
  margin-bottom: 3rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
}

h1,
h2 {
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 17ch;
  margin: 0;
  font-size: clamp(2.25rem, 8vw, 4.5rem);
}

h2 {
  margin-top: 2.4rem;
  font-size: 1.25rem;
}

.lede {
  max-width: 58ch;
  margin: 1rem 0 2.5rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
}

.card,
.notice {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.card {
  display: block;
  padding: clamp(1.35rem, 4vw, 2rem);
  color: var(--text);
  text-decoration: none;
}

.card h2 {
  margin: 0 0 0.35rem;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.notice {
  margin-block: 2rem;
  padding: 1.2rem 1.35rem;
  border-left: 4px solid var(--accent);
}

.features {
  padding-left: 1.25rem;
}

.features li + li {
  margin-top: 0.45rem;
}

.meta {
  margin-top: 0.5rem;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}

th,
td {
  padding: 0.7rem;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface);
}

footer {
  margin-top: 4rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
}

code {
  font-size: 0.9em;
}

@media (max-width: 520px) {
  .shell {
    width: min(100% - 1.25rem, 760px);
    padding-top: 1.5rem;
  }

  .wordmark {
    margin-bottom: 2rem;
  }

  .table-wrap {
    margin-inline: -0.625rem;
  }
}