:root {
  --bg: #fafaf9;
  --fg: #1c1c1a;
  --muted: #5b5b56;
  --accent: #1f5f4f;
  --accent-light: #e8f1ee;
  --border: #e2e0da;
  --max-width: 720px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161614;
    --fg: #ecece7;
    --muted: #a3a39a;
    --accent: #6fbfa4;
    --accent-light: #1f2d28;
    --border: #2c2c28;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

nav.site-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  font-size: 0.9rem;
}

nav.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

nav.site-nav a.current,
nav.site-nav a:hover {
  color: var(--accent);
}

nav.site-nav .brand {
  font-weight: 600;
  color: var(--fg);
  margin-right: auto;
}

header.hero {
  margin-bottom: 3rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0;
  max-width: 56ch;
}

section {
  margin-top: 3rem;
}

h2 {
  font-size: 1.3rem;
  margin: 0 0 0.75rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.05rem;
  margin: 2rem 0 0.75rem;
}

p {
  margin: 0 0 1rem;
  color: var(--fg);
}

section p {
  max-width: 62ch;
}

.status-card {
  background: var(--accent-light);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  margin-top: 3rem;
}

.status-card h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.status-card p {
  color: var(--fg);
  max-width: none;
}

.topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0;
  list-style: none;
}

.topics li {
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: 8px;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
}

tr:last-child td {
  border-bottom: none;
}

.weight {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

ol.questions {
  padding-left: 1.25rem;
}

ol.questions li {
  margin-bottom: 1rem;
  max-width: 62ch;
}

.note {
  font-size: 0.9rem;
  color: var(--muted);
  border-left: 3px solid var(--border);
  padding-left: 1rem;
  margin: 1.5rem 0;
}

footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}