:root {
  --bg: #101114;
  --surface: #191c21;
  --primary: #41d1a6;
  --text: #f4f7f8;
  --muted: #b5bdc7;
  --border: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
}

.wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 24px 96px;
}

header.site {
  border-bottom: 1px solid var(--border);
  background: rgba(16, 17, 20, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

header.site .wrap {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  font-weight: 900;
  letter-spacing: 1px;
  text-decoration: none;
  color: var(--text);
}

.brand span {
  color: var(--primary);
}

nav.site a {
  margin-left: 20px;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.5px;
  color: var(--muted);
}

nav.site a:hover {
  color: var(--primary);
}

h1 {
  font-size: clamp(28px, 5vw, 42px);
  color: var(--primary);
  letter-spacing: 1px;
  margin: 24px 0 8px;
}

h2 {
  font-size: 22px;
  margin: 40px 0 12px;
}

h3 {
  font-size: 17px;
  margin: 24px 0 8px;
  color: var(--primary);
}

p,
li {
  color: var(--muted);
}

.lead {
  font-size: 18px;
}

.updated {
  font-size: 14px;
  color: var(--muted);
  opacity: 0.7;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #08110d;
  font-weight: 700;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 8px;
  margin: 8px 8px 8px 0;
}

.btn.secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 15px;
}

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  vertical-align: top;
}

th {
  color: var(--text);
  font-weight: 700;
}

footer.site {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}

footer.site a {
  margin: 0 10px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fa;
    --surface: #ffffff;
    --primary: #087f6a;
    --text: #17191f;
    --muted: #596271;
    --border: rgba(0, 0, 0, 0.08);
  }

  header.site {
    background: rgba(247, 248, 250, 0.85);
  }

  .btn {
    color: #ffffff;
  }
}