:root {
  color-scheme: light;
  --ink: #18211d;
  --muted: #68736d;
  --line: #dfe4df;
  --paper: #f7f7f3;
  --surface: #ffffff;
  --accent: #1f5b43;
  --accent-soft: #e9f1ec;
  --warm: #8a5a2b;
  font-family: Inter, "Noto Sans Georgian", "Noto Sans SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 16px;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #113d2c; }
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(247, 247, 243, .96);
}
.topbar-inner {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand { font-weight: 750; letter-spacing: -.02em; text-decoration: none; color: var(--ink); }
.topbar nav { display: flex; gap: 20px; font-size: 14px; }
.topbar nav a { color: var(--muted); text-decoration: none; }
.hero { padding: 72px 0 38px; border-bottom: 1px solid var(--line); }
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .08em;
  text-transform: uppercase;
}
h1, h2, h3 { line-height: 1.25; letter-spacing: -.025em; }
h1 { margin: 0; font-family: Georgia, "Noto Serif SC", serif; font-size: clamp(42px, 8vw, 76px); font-weight: 500; }
h2 { margin: 0 0 20px; font-size: 26px; }
h3 { margin: 0 0 8px; font-size: 16px; }
.lede { max-width: 760px; margin: 18px 0 0; color: #3f4b45; font-size: 19px; }
.meta-line { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 9px 20px; color: var(--muted); font-size: 14px; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 46px; padding: 42px 0 72px; }
.section { padding: 32px 0; border-bottom: 1px solid var(--line); }
.section:first-child { padding-top: 0; }
.section:last-child { border-bottom: 0; }
.direct-answer {
  margin: 0;
  padding: 22px 24px;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
  font-size: 17px;
}
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin: 0; border: 1px solid var(--line); background: var(--line); }
.metric { min-height: 118px; padding: 18px; background: var(--surface); }
.metric-label { color: var(--muted); font-size: 13px; }
.metric-value { margin: 8px 0 0; font-family: Georgia, serif; font-size: 27px; line-height: 1.2; }
.metric-note { margin: 6px 0 0; color: var(--muted); font-size: 12px; }
.observations { margin: 0; padding: 0; list-style: none; }
.observations li { padding: 15px 0 15px 26px; border-top: 1px solid var(--line); position: relative; }
.observations li::before { content: "—"; position: absolute; left: 0; color: var(--accent); }
.chain-list { display: grid; gap: 10px; }
.chain-row { display: grid; grid-template-columns: 130px 1fr auto; gap: 12px; align-items: center; font-size: 14px; }
.bar { height: 7px; background: #e2e6e2; overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--accent); }
.source-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.source-card { padding: 16px; border: 1px solid var(--line); background: var(--surface); }
.source-card p { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.repo { padding: 16px 0; border-top: 1px solid var(--line); }
.repo p { margin: 5px 0 0; color: var(--muted); font-size: 14px; }
.sidebar { align-self: start; position: sticky; top: 26px; }
.sidebar-card { padding: 20px; border: 1px solid var(--line); background: var(--surface); }
.sidebar-card + .sidebar-card { margin-top: 14px; }
.sidebar h2 { font-size: 15px; margin-bottom: 12px; }
.facts { margin: 0; }
.facts div { padding: 9px 0; border-top: 1px solid var(--line); }
.facts dt { color: var(--muted); font-size: 12px; }
.facts dd { margin: 2px 0 0; font-size: 14px; overflow-wrap: anywhere; }
.toc { list-style: none; padding: 0; margin: 0; }
.toc li + li { margin-top: 8px; }
.toc a { color: var(--muted); font-size: 14px; text-decoration: none; }
.methodology { color: #46524c; }
.methodology li + li { margin-top: 8px; }
.footer { padding: 28px 0 46px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.badge { display: inline-block; padding: 3px 9px; background: var(--accent-soft); color: var(--accent); font-size: 12px; border-radius: 999px; }

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; order: -1; }
  .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .source-list { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .topbar nav { display: none; }
  .hero { padding-top: 48px; }
  .metrics { grid-template-columns: 1fr; }
  .chain-row { grid-template-columns: 96px 1fr; }
  .chain-row strong { grid-column: 2; }
}

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 10px 8px; text-align: left; font-size: 14px; }