:root {
  --bg: #ffffff;
  --fg: #17211b;
  --muted: #66736b;
  --accent: #15803d;
  --accent-fg: #ffffff;
  --border: #e4e8e5;
  --card: #f6f8f6;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101413;
    --fg: #e8ece9;
    --muted: #94a09a;
    --accent: #34d27b;
    --accent-fg: #0b130e;
    --border: #242b28;
    --card: #171c1a;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

header {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--fg);
  text-decoration: none;
}

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

nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

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

nav a:hover,
nav a[aria-current] {
  color: var(--fg);
}

main {
  padding: 2.5rem 0 3rem;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 0.4rem;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 2rem;
}

h2 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 2.2rem 0 0.6rem;
}

p,
ul {
  margin: 0 0 1rem;
}

ul {
  padding-left: 1.3rem;
}

li {
  margin-bottom: 0.35rem;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

strong {
  font-weight: 600;
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
}

.card-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.card-list a {
  display: block;
  padding: 1.1rem 1.25rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-decoration: none;
  color: var(--fg);
  transition: border-color 0.15s ease;
}

.card-list a:hover {
  border-color: var(--accent);
}

.card-list .title {
  font-weight: 600;
  display: block;
}

.card-list .desc {
  color: var(--muted);
  font-size: 0.9rem;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 600;
  text-decoration: none;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  margin-top: 0.5rem;
}

.center {
  text-align: center;
  padding: 4rem 0;
}

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.25rem;
  padding-bottom: 2rem;
}

.footer-inner a {
  color: var(--muted);
}

.steps {
  padding-left: 1.3rem;
}

.steps li {
  margin-bottom: 0.5rem;
}

.shots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0 2rem;
}

.shots figure {
  margin: 0;
}

.shots img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  background: var(--card);
}

.shots figcaption {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.sample {
  margin: 0 0 1rem;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--card);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95rem;
  white-space: pre-wrap;
}

dl {
  margin: 0 0 1rem;
}

dt {
  font-weight: 600;
}

dd {
  margin: 0 0 0.75rem;
}