:root {
  --paper: #eeeae0;
  --ink: #15120f;
  --gold: #795126;
  --moss: #4a5240;
  --line: rgba(121, 81, 38, .18);
  --soft: rgba(21, 18, 15, .62);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background:
    radial-gradient(circle at 50% 27%, rgba(121, 81, 38, .07), transparent 25rem),
    var(--paper);
  font-family: Inter, sans-serif;
  font-weight: 300;
}

a {
  color: inherit;
}

.eco-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.eco-nav {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.eco-nav a {
  text-decoration: none;
}

.eco-brand {
  font-family: "Cormorant Garamond", serif;
  font-size: 20px;
}

.eco-brand span {
  color: var(--gold);
  font-style: italic;
}

.eco-back {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--soft);
}

.eco-hero {
  min-height: 66vh;
  padding: 110px 0 80px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  gap: 80px;
  align-items: center;
}

.eco-kicker,
.eco-label,
.eco-node-type,
.eco-status {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  line-height: 1.5;
  text-transform: uppercase;
}

.eco-kicker,
.eco-label {
  color: var(--moss);
}

.eco-title {
  margin: 18px 0 28px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(58px, 9vw, 118px);
  font-weight: 300;
  letter-spacing: -.04em;
  line-height: .82;
}

.eco-title em {
  color: var(--gold);
  font-weight: 300;
}

.eco-lead {
  max-width: 650px;
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(22px, 2.5vw, 32px);
  line-height: 1.45;
  text-wrap: balance;
}

.eco-principle {
  padding: 28px;
  border: 1px solid var(--line);
}

.eco-principle span {
  display: block;
  margin-bottom: 14px;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.eco-principle p {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 24px;
  line-height: 1.4;
}

.eco-section {
  padding: 90px 0;
  border-top: 1px solid var(--line);
}

.eco-section-head {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 34px;
  margin-bottom: 52px;
}

.eco-section-head h2 {
  max-width: 760px;
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(36px, 5vw, 62px);
  font-weight: 300;
  line-height: 1;
}

.eco-network {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.eco-node {
  position: relative;
  min-height: 178px;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(238, 234, 224, .72);
  color: inherit;
  text-decoration: none;
  transition: border-color .25s ease;
}

.eco-node::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--gold);
}

.eco-node-author {
  grid-column: span 5;
}

.eco-node-structure {
  grid-column: span 3;
}

.eco-node-self {
  grid-column: span 4;
  border-color: rgba(121, 81, 38, .42);
}

.eco-node-project {
  grid-column: span 3;
}

.eco-node-archive {
  grid-column: span 3;
  border-style: dashed;
}

.eco-node-type {
  color: var(--moss);
}

.eco-node h3 {
  margin: 24px 0 8px;
  font-family: "Cormorant Garamond", serif;
  font-size: 28px;
  font-weight: 400;
}

.eco-node p {
  margin: 0 0 20px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--soft);
}

.eco-alias {
  margin: 18px 0 22px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.eco-alias span,
.eco-alias small {
  display: block;
  font-size: 9px;
  letter-spacing: .1em;
  line-height: 1.5;
  text-transform: uppercase;
  color: var(--soft);
}

.eco-alias strong {
  display: block;
  margin: 5px 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

.eco-status {
  display: inline-block;
  color: var(--gold);
}

.eco-identity-rule {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  align-items: stretch;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.eco-identity-rule > div:not(.eco-identity-sign) {
  padding: 34px;
}

.eco-identity-rule span {
  display: block;
  margin-bottom: 18px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--moss);
}

.eco-identity-rule strong {
  display: block;
  margin-bottom: 16px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 400;
  line-height: 1;
}

.eco-identity-rule p,
.eco-identity-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--soft);
}

.eco-identity-sign {
  display: grid;
  place-items: center;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-family: "Cormorant Garamond", serif;
  font-size: 34px;
  color: var(--gold);
}

.eco-identity-note {
  max-width: 760px;
  margin-top: 26px;
  font-family: "Cormorant Garamond", serif;
  font-size: 20px;
  color: var(--ink);
}

.eco-status-muted {
  color: var(--soft);
}

.eco-node-entry {
  display: block;
  margin-top: 14px;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .12em;
  text-decoration: none;
  text-transform: uppercase;
  color: var(--gold);
}

.eco-provenance {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.eco-provenance summary {
  cursor: pointer;
  list-style: none;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
}

.eco-provenance summary::-webkit-details-marker {
  display: none;
}

.eco-provenance summary::after {
  content: " +";
}

.eco-provenance[open] summary::after {
  content: " −";
}

.eco-provenance dl {
  margin: 14px 0 0;
}

.eco-provenance dl div {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 8px;
  padding: 6px 0;
  border-top: 1px solid rgba(121, 81, 38, .1);
}

.eco-provenance dt,
.eco-provenance dd {
  margin: 0;
  font-size: 9px;
  line-height: 1.5;
}

.eco-provenance dt {
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--moss);
}

.eco-provenance dd {
  overflow-wrap: anywhere;
  color: var(--soft);
}

.eco-sets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.eco-set {
  min-height: 220px;
  padding: 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: background .25s ease;
}

a.eco-set:hover,
a.eco-set:focus-visible {
  background: rgba(121, 81, 38, .055);
}

.eco-set > span {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: .16em;
}

.eco-set h3 {
  margin: 34px 0 18px;
  font-family: "Cormorant Garamond", serif;
  font-size: 29px;
  font-weight: 400;
}

.eco-set p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--soft);
}

.eco-set i {
  display: block;
  margin-top: 24px;
  font-size: 9px;
  font-style: normal;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
}

.eco-protocol {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
}

.eco-protocol article {
  min-height: 220px;
  padding: 26px;
  background: var(--paper);
}

.eco-protocol span {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: .16em;
}

.eco-protocol h3 {
  margin: 40px 0 16px;
  font-family: "Cormorant Garamond", serif;
  font-size: 27px;
  font-weight: 400;
}

.eco-protocol p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--soft);
}

.eco-machine {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 36px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.eco-machine p {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--soft);
}

.eco-machine a {
  flex: 0 0 auto;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .14em;
  text-decoration: none;
  text-transform: uppercase;
  color: var(--gold);
}

.eco-machine-links {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 20px;
}

.eco-footer {
  padding: 36px 0 46px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--soft);
}

@media (max-width: 820px) {
  .eco-hero {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 84px 0 64px;
  }

  .eco-section {
    padding: 68px 0;
  }

  .eco-section-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .eco-node-author,
  .eco-node-structure,
  .eco-node-self,
  .eco-node-project,
  .eco-node-archive {
    grid-column: span 6;
  }

  .eco-sets {
    grid-template-columns: repeat(2, 1fr);
  }

  .eco-protocol {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .eco-shell {
    width: min(100% - 32px, 1180px);
  }

  .eco-nav {
    min-height: 62px;
  }

  .eco-back {
    font-size: 9px;
  }

  .eco-title {
    font-size: 58px;
  }

  .eco-network {
    display: block;
  }

  .eco-node {
    min-height: 0;
    margin-bottom: 12px;
  }

  .eco-sets,
  .eco-protocol {
    grid-template-columns: 1fr;
  }

  .eco-identity-rule {
    grid-template-columns: 1fr;
  }

  .eco-identity-sign {
    min-height: 58px;
    border: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .eco-set,
  .eco-protocol article {
    min-height: 0;
  }

  .eco-machine,
  .eco-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .eco-machine-links {
    justify-content: flex-start;
  }
}