@font-face {
  font-family: "Space Mono";
  src: url("/assets/fonts/SpaceMono-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  --paper: #ededed;
  --ink: #3f3f3f;
  --muted: #3f3f3f;
  --line: #b2b2b2;
  --focus: #5e604c;
  --gutter: clamp(1rem, 3.25vw, 3rem);
  --max: 96rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Space Mono", "Lucida Console", monospace;
  font-size: clamp(0.875rem, 0.35vw + 0.78rem, 1.125rem);
  line-height: 1.35;
  letter-spacing: -0.035em;
  font-variant-ligatures: contextual;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  padding: 0.65rem 0.8rem;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-200%);
}

.skip-link:focus { transform: translateY(0); }

.hero,
.section,
footer {
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.hero {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding-top: 1.25rem;
  padding-bottom: 1.5rem;
}

.hero__index,
.section__label,
.data-state,
footer {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.hero__index { justify-self: end; }

.wordmark {
  margin-block: 0;
  align-self: center;
  display: grid;
  justify-items: start;
  width: 100%;
  font-size: clamp(3.4rem, 10.5vw, 10rem);
  font-weight: 700;
  line-height: 0.79;
  letter-spacing: -0.095em;
  text-align: left;
  text-transform: uppercase;
  user-select: none;
}

.hero__foot {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
  border-top: 1px solid var(--ink);
  padding-top: 0.8rem;
}

.hero__foot p { margin: 0; text-transform: uppercase; font-size: 0.75rem; }
.hero__foot nav { display: flex; gap: 0.55rem; flex-wrap: wrap; justify-content: flex-end; }

.section {
  scroll-margin-top: 1rem;
  border-top: 1px solid var(--ink);
  padding-top: 1rem;
  padding-bottom: clamp(7rem, 15vw, 14rem);
}

.section__label {
  display: grid;
  grid-template-columns: minmax(3rem, 1fr) 3fr;
  gap: 1rem;
}

.section__label h2 { margin: 0; font: inherit; text-transform: uppercase; }

.mission { padding-top: 1rem; }

.mission__statement {
  max-width: 29ch;
  margin: clamp(7rem, 16vw, 14rem) 0 0 auto;
  font-size: clamp(1.8rem, 4.25vw, 4.75rem);
  line-height: 1.08;
  letter-spacing: -0.065em;
}

.network__intro {
  margin: clamp(6rem, 12vw, 11rem) 0 2rem 25%;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: end;
}

.network__intro > p:first-child {
  max-width: 30ch;
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 3.25rem);
  line-height: 1.05;
}

.data-state { justify-self: end; margin: 0; color: var(--muted); text-align: right; }
.data-state--draft { color: var(--ink); }

.draft-notice {
  margin: 0 0 1rem 25%;
  padding: 0.8rem 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 1rem;
  font-size: 0.8rem;
}

.draft-notice span { text-transform: uppercase; font-weight: 700; }
.draft-notice p { margin: 0; }

.metric-grid {
  margin-left: 25%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.metric {
  min-height: clamp(20rem, 32vw, 32rem);
  padding: clamp(1rem, 2.5vw, 2.5rem);
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: grid;
  grid-template-rows: 1fr auto;
  align-content: space-between;
}

.metric--wide { grid-column: 1 / -1; min-height: clamp(18rem, 26vw, 25rem); }
.metric__number { margin: 0; font-size: clamp(5rem, 14vw, 13rem); line-height: 0.75; font-weight: 700; letter-spacing: -0.1em; }
.metric h3 { margin: 3rem 0 0.7rem; font-size: 0.9rem; text-transform: uppercase; }
.core { margin: clamp(5rem, 9vw, 8rem) 0 0 25%; border-top: 1px solid var(--ink); }
.core table { width: 100%; border-collapse: collapse; }
.core caption { padding: 0.8rem 0; text-align: left; text-transform: uppercase; font-size: 0.75rem; }
.core thead th { padding: 0.8rem 0; border-top: 1px solid var(--line); text-align: right; text-transform: uppercase; font-size: 0.75rem; font-weight: 400; }
.core thead th:first-child { text-align: left; }
.core tbody th, .core tbody td { padding: 1.2rem 0; border-top: 1px solid var(--line); font-size: clamp(1.15rem, 2vw, 2rem); }
.core tbody th { text-align: left; font-weight: 400; }
.core tbody td { text-align: right; font-weight: 700; }
.core a { text-decoration: none; }
.core a span, .methodology a span, footer a span { margin-left: 0.4em; font-size: 0.7em; }

.methodology { margin: 2rem 0 0 25%; font-size: 0.8rem; text-transform: uppercase; }

.reports__body {
  margin: clamp(7rem, 14vw, 13rem) 0 0 25%;
}

.reports__intro {
  max-width: 30ch;
  margin: 0 0 clamp(4rem, 8vw, 7rem);
  font-size: clamp(1.5rem, 3vw, 3.25rem);
  line-height: 1.05;
}

.reports__list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
  list-style: none;
}

.report {
  padding: 1rem 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--ink);
}

.report__meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.report h3 {
  margin: clamp(3rem, 6vw, 5rem) 0 2rem;
  font-size: clamp(2rem, 4.75vw, 5rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.065em;
}

.report h3 a {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  text-decoration: none;
}

.report h3 a span { flex: 0 0 auto; font-size: 0.5em; }
.report > p { max-width: 62ch; margin: 0; }

.contribute__body {
  margin: clamp(7rem, 14vw, 13rem) 0 0 25%;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: end;
}

.contribute__body p { margin: 0; max-width: 22ch; font-size: clamp(1.8rem, 4vw, 4rem); line-height: 1.05; }
.donate { display: flex; justify-content: space-between; align-items: center; padding: 1rem 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); text-decoration: none; text-transform: uppercase; }
.donate:hover, .donate:focus-visible { padding-inline: 0.7rem; background: var(--ink); color: var(--paper); }
.donate:active { transform: translateY(1px); }

footer {
  border-top: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1rem;
  padding-top: 1rem;
  padding-bottom: 1.5rem;
}

footer p { margin: 0; }
footer p:last-child { text-align: right; color: var(--muted); }

.method-header,
.method-main {
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.method-header {
  min-height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid var(--ink);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.method-header a { text-decoration: none; }
.method-header__back span { margin-right: 0.4em; }

.method-main { padding-bottom: clamp(7rem, 12vw, 12rem); }

.method-hero {
  max-width: 64rem;
  margin-left: 25%;
  padding-block: clamp(5rem, 11vw, 10rem);
}

.method-kicker {
  margin: 0 0 clamp(3rem, 7vw, 6rem);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.method-hero h1 {
  max-width: 10ch;
  margin: 0;
  font-size: clamp(3.25rem, 8vw, 8rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.085em;
  text-transform: uppercase;
}

.method-lede {
  max-width: 48ch;
  margin: clamp(3rem, 7vw, 6rem) 0 0;
  font-size: clamp(1.25rem, 2vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.055em;
}

.method-meta {
  margin: clamp(3rem, 6vw, 5rem) 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.method-meta div { padding: 0.9rem 1rem 0.9rem 0; }
.method-meta div + div { padding-left: 1rem; border-left: 1px solid var(--line); }
.method-meta dt { margin-bottom: 0.6rem; font-size: 0.7rem; letter-spacing: 0.02em; text-transform: uppercase; }
.method-meta dd { margin: 0; font-size: 0.85rem; }

.method-section {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 1rem;
  border-top: 1px solid var(--ink);
  padding-top: 1rem;
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.method-section__label {
  display: grid;
  grid-template-columns: minmax(3rem, 1fr) 2fr;
  gap: 1rem;
  align-content: start;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.method-section__label h2 { margin: 0; font: inherit; }

.method-definitions article {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding-block: 1.25rem;
}

.method-definitions article:first-child { border-top: 0; padding-top: 0; }
.method-definitions h3 { margin: 0; font-size: 0.8rem; font-weight: 400; text-transform: uppercase; }
.method-definitions p, .method-copy p { max-width: 58ch; margin: 0; }
.method-copy p + p { margin-top: 1.5rem; }
.method-page code { font: inherit; overflow-wrap: anywhere; }
.method-footer { margin-top: 0; }

@media (prefers-reduced-motion: no-preference) {
  a, summary { transition: color 180ms ease, background 180ms ease, padding 180ms ease, transform 120ms ease; }
}

@media (max-width: 767px) {
  .hero { min-height: 100svh; }
  .wordmark { font-size: clamp(3rem, 12.8vw, 5.6rem); align-self: end; margin-bottom: 5rem; }
  .hero__foot, .network__intro, .contribute__body { grid-template-columns: 1fr; }
  .hero__foot nav { justify-content: flex-start; }
  .section__label { grid-template-columns: 3rem 1fr; }
  .mission__statement, .network__intro, .draft-notice, .metric-grid, .core, .methodology, .reports__body, .contribute__body { margin-left: 0; }
  .network__intro { margin-top: 7rem; }
  .data-state { justify-self: start; text-align: left; }
  .draft-notice { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric, .metric--wide { grid-column: auto; min-height: 21rem; }
  footer { grid-template-columns: 1fr; }
  footer p:last-child { text-align: left; }
  .method-header { min-height: 5.5rem; align-items: flex-start; padding-block: 1rem; }
  .method-header__brand { max-width: 15ch; }
  .method-header__back { text-align: right; }
  .method-hero { margin-left: 0; }
  .method-meta { grid-template-columns: 1fr; }
  .method-meta div { padding: 0.9rem 0; }
  .method-meta div + div { padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
  .method-section { grid-template-columns: 1fr; gap: 3rem; }
  .method-definitions article { grid-template-columns: 1fr; gap: 0.75rem; }
}

@media print {
  .hero { min-height: auto; }
  .wordmark { font-size: 7rem; margin-block: 4rem; }
  .section { break-inside: avoid; }
  .method-header__back { display: none; }
  .method-hero { margin-left: 0; padding-block: 4rem; }
  .method-section { break-inside: avoid; }
}