:root {
  --paper: #f2efe8; --paper-2: #e9e4d8;
  --ink: #121310; --ink-2: #4e4b42; --ink-3: #8f8a7d;
  --rule: #d3cdbf; --rule-2: #e2ddd0;
  --fern: #1d6a48; --fern-2: #2e9b69; --amber: #c98a2e;
  --sans: "Geist", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "Geist Mono", ui-monospace, monospace;
  --gutter: 28px; --idx: 160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 16.5px; line-height: 1.55;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: .3; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
a { color: inherit; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }
.k { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.frame { position: relative; z-index: 1; max-width: 1320px; margin: 0 auto; padding: 0 var(--gutter); }

nav {
  display: grid; grid-template-columns: var(--idx) 1fr auto; align-items: center; gap: 24px;
  padding: 22px 0 18px; border-bottom: 1px solid var(--ink);
}
nav .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 500; letter-spacing: -.02em; }
nav .brand svg { width: 22px; height: 22px; }
nav .crumb { font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
nav .links a { text-decoration: none; color: var(--ink-2); font-size: 14.5px; }
nav .links a:hover { color: var(--ink); }

.head { display: grid; grid-template-columns: var(--idx) 1fr; gap: 24px; padding: 72px 0 48px; border-bottom: 1px solid var(--ink); }
.idx { display: flex; flex-direction: column; gap: 10px; }
.idx .n { font-family: var(--serif); font-size: 44px; line-height: 1; letter-spacing: -.02em; }
h1 { margin: 0 0 18px; font-weight: 500; font-size: clamp(40px, 6vw, 84px); letter-spacing: -.045em; line-height: .95; max-width: 14ch; }
h1 em { color: var(--fern); font-size: 1.06em; }
.lede { margin: 0; font-size: 19px; line-height: 1.45; color: var(--ink-2); max-width: 56ch; letter-spacing: -.012em; }
.meta { margin-top: 28px; display: flex; gap: 28px; flex-wrap: wrap; }

.sec { display: grid; grid-template-columns: var(--idx) 1fr; gap: 24px; padding: 48px 0; border-bottom: 1px solid var(--rule); }
.sec:last-of-type { border-bottom: 1px solid var(--ink); }
.sec .idx .n { font-size: 30px; }
h2 { margin: 0 0 16px; font-weight: 500; font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -.03em; line-height: 1.1; }
.body { max-width: 68ch; }
.body p, .body li { color: var(--ink-2); font-size: 17px; letter-spacing: -.01em; }
.body p { margin: 0 0 14px; }
.body ul { margin: 0 0 14px; padding-left: 20px; }
.body li { margin-bottom: 6px; }
.body strong { color: var(--ink); font-weight: 500; }
.body a { text-decoration-color: var(--rule); text-underline-offset: 3px; }
.body a:hover { text-decoration-color: var(--ink); }
.body table { border-collapse: collapse; width: 100%; margin: 6px 0 18px; font-size: 15.5px; }
.body th, .body td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--rule); color: var(--ink-2); }
.body th { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); font-weight: 400; }
.body .card { border: 1px solid var(--rule); padding: 18px 20px; margin: 6px 0 18px; font-size: 15.5px; }
.body .card .k { display: block; margin-bottom: 8px; }

footer {
  padding: 22px 0 40px; display: grid; grid-template-columns: var(--idx) 1fr auto; gap: 24px; align-items: center;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3);
}
footer .legal { display: flex; gap: 18px; align-items: center; }
footer .legal a { text-decoration: none; color: var(--ink-2); border-bottom: 1px solid var(--rule); transition: color .2s ease, border-color .2s ease; }
footer .legal a:hover, footer .legal a[aria-current] { color: var(--ink); border-color: var(--ink); }

@media (max-width: 1000px) { :root { --idx: 96px; } }
@media (max-width: 680px) {
  :root { --idx: 1fr; }
  nav { grid-template-columns: 1fr auto; }
  nav .crumb { display: none; }
  .head, .sec, footer { grid-template-columns: 1fr; gap: 14px; }
  .head { padding: 48px 0 36px; }
  .sec { padding: 36px 0; }
  .idx { flex-direction: row; align-items: baseline; gap: 12px; }
  footer { padding: 18px 0 36px; }
}