:root {
  --paper: #f3f1ea;
  --paper-light: #f8f7f2;
  --ink: #10252d;
  --slate: #566166;
  --rule: #c8cbc5;
  --rule-dark: #9da6a3;
  --mineral: #8b5544;
  --font: "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--mineral); }
:focus-visible { outline: 2px solid var(--mineral); outline-offset: 3px; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { margin-top: 0; }
.container { width: min(1220px, calc(100% - 64px)); margin-inline: auto; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 20;
  padding: 0.6rem 0.85rem;
  background: var(--ink);
  color: var(--paper);
}
.skip-link:focus { left: 1rem; top: 1rem; }

.site-header {
  border-bottom: 1px solid var(--rule);
  background: rgba(243, 241, 234, 0.96);
}
.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--ink);
  text-decoration: none;
}
.brand-wordmark {
  width: 136px;
  height: auto;
}
.brand small {
  display: block;
  margin-top: 5px;
  color: var(--slate);
  font-size: 0.71rem;
  letter-spacing: 0.055em;
}
nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.8rem;
  font-size: 0.82rem;
}
nav a { text-decoration: none; }
nav a:hover,
nav a[aria-current="page"] { color: var(--mineral); }

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--rule-dark);
}
.hero-grid {
  min-height: 590px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  align-items: stretch;
}
.hero-copy {
  grid-column: 1 / span 8;
  padding: 72px 0 62px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.identity-line,
.section-marker,
.section-label {
  margin: 0 0 2rem;
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.095em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 820px;
  margin-bottom: 1.5rem;
  font-size: clamp(3.6rem, 5.2vw, 4.4rem);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1.02;
}
.hero-summary {
  max-width: 710px;
  margin: 0;
  color: #33484f;
  font-size: 1.15rem;
  line-height: 1.62;
}
.hero-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.2rem;
  width: 100%;
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule-dark);
  color: var(--slate);
  font-size: 0.82rem;
}
.hero-contact strong { color: var(--ink); font-weight: 700; }
.hero-contact span:last-child { color: var(--ink); }

.hero-aside {
  grid-column: 9 / -1;
  padding: 50px 0 62px 30px;
  border-left: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.source-principle {
  max-width: 320px;
  padding-top: 14px;
  border-top: 1px solid var(--rule-dark);
}
.source-principle p:first-child {
  margin: 0 0 1rem;
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}
.source-principle p:last-child {
  margin: 0;
  color: var(--slate);
  font-size: 1.05rem;
  line-height: 1.55;
}
.source-types {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-dark);
}
.source-types li {
  padding: 9px 10px 9px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}
.source-types li:nth-child(even) {
  padding-left: 10px;
  border-left: 1px solid var(--rule);
}

.editorial-section { padding-block: 78px; border-bottom: 1px solid var(--rule-dark); }
.section-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.section-intro { grid-column: 1 / span 4; padding-right: 28px; }
.section-marker { margin-bottom: 1.25rem; }
.section-intro h2,
.practice-section h2 {
  margin-bottom: 1.2rem;
  font-size: clamp(2rem, 3.15vw, 2.65rem);
  font-weight: 620;
  letter-spacing: -0.035em;
  line-height: 1.12;
}
.section-note {
  max-width: 330px;
  margin: 1.5rem 0 0;
  color: var(--slate);
  font-size: 0.9rem;
}

.research-index { grid-column: 5 / -1; border-top: 1px solid var(--rule-dark); }
.research-index article {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 20px;
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--rule);
}
.row-number {
  margin: 3px 0 0;
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.67rem;
}
.research-index h3 {
  margin-bottom: 0.55rem;
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.015em;
}
.research-index p:last-child {
  max-width: 720px;
  margin: 0;
  color: var(--slate);
}

.method-section { background: var(--paper-light); }
.standard-copy { grid-column: 5 / -1; }
.large-copy {
  max-width: 760px;
  margin: 0 0 2.25rem;
  font-size: 1.35rem;
  line-height: 1.55;
  letter-spacing: -0.01em;
}
.source-register {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--rule-dark);
}
.source-register p {
  margin: 0;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.69rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.source-register p:nth-child(even) {
  padding-left: 20px;
  border-left: 1px solid var(--rule);
}

.engagement-steps {
  grid-column: 5 / -1;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-dark);
}
.engagement-steps li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 20px;
  padding: 20px 0 22px;
  border-bottom: 1px solid var(--rule);
}
.engagement-steps li > span {
  padding-top: 3px;
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.67rem;
}
.engagement-steps h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 650;
}
.engagement-steps p { max-width: 720px; margin: 0; color: var(--slate); }

.practice-section { padding-block: 78px 88px; }
.practice-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.practice-grid > div:first-child { grid-column: 1 / span 7; padding-right: 60px; }
.practice-grid > div:first-child > p:last-child {
  max-width: 680px;
  margin: 0;
  color: var(--slate);
  font-size: 1.05rem;
}
.contact-block {
  grid-column: 9 / -1;
  padding-left: 30px;
  border-left: 1px solid var(--rule-dark);
}
.contact-block h2 { margin-bottom: 0.7rem; font-size: 1.8rem; }
.contact-block > p:not(.section-marker) { margin: 0; }
.contact-note {
  margin-top: 1.8rem !important;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  color: var(--slate);
  font-size: 0.85rem;
}

.site-footer {
  padding-block: 30px 36px;
  background: var(--ink);
  color: #edf0ec;
  font-size: 0.75rem;
}
.footer-inner { display: flex; justify-content: space-between; gap: 2rem; }
.footer-inner p { margin: 0; }
.footer-inner p:last-child { text-align: right; }
.site-footer a { color: inherit; }
.footer-brand { letter-spacing: 0.105em; }

/* Research documentation */
.document-page { padding-block: 30px 68px; }
.breadcrumb {
  display: flex;
  gap: 0.55rem;
  margin-bottom: 34px;
  color: var(--slate);
  font-size: 0.78rem;
}
.document-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: 4rem;
  align-items: start;
  padding-bottom: 34px;
}
.document-header h1,
.legal-page h1 {
  max-width: 820px;
  margin-bottom: 1.2rem;
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  font-weight: 630;
  letter-spacing: -0.04em;
  line-height: 1.08;
}
.lead {
  max-width: 780px;
  margin: 0;
  color: #33484f;
  font-size: 1.08rem;
}
.publication-status {
  margin: 30px 0 0;
  padding: 13px 0;
  color: var(--slate);
  border-block: 1px solid var(--rule);
  font-size: 0.78rem;
}
.publication-status strong { color: var(--ink); }
.document-context {
  margin: 0;
  padding-block: 12px;
  border-block: 1px solid var(--rule-dark);
  color: var(--slate);
  font-size: 0.82rem;
}
.document-context strong { color: var(--ink); }
.document-section { padding-block: 48px; border-bottom: 1px solid var(--rule); }
.document-section-title { margin-bottom: 22px; }
.document-section-title h2 {
  margin-bottom: 0;
  font-size: 1.55rem;
  font-weight: 630;
  letter-spacing: -0.025em;
}
.row-title { display: flex; justify-content: space-between; gap: 3rem; align-items: end; }
.row-title > div { flex: 1; }
.row-title > p {
  max-width: 380px;
  margin: 0 0 2px;
  color: var(--slate);
  font-size: 0.78rem;
  text-align: right;
}
.data-table { overflow-x: auto; background: var(--paper-light); border: 1px solid var(--rule); }
table { width: 100%; min-width: 880px; border-collapse: collapse; font-size: 0.8rem; line-height: 1.45; }
th, td { padding: 13px 15px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--rule); }
th {
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}
tbody tr:last-child td { border-bottom: 0; }
td strong, td span { display: block; }
td strong { margin-bottom: 1px; }
td > span:not(.record-code) { color: var(--slate); }
.record-code {
  margin-bottom: 5px;
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
}
.detailed-table table { min-width: 960px; }
.record-detail { margin: 0; border-top: 1px solid var(--rule-dark); }
.record-detail div,
.legal-fields div {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}
.record-detail dt,
.legal-fields dt {
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}
.record-detail dd,
.legal-fields dd { margin: 0; font-size: 0.88rem; }
.split-section { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; }
.split-section > div + div { padding-left: 5rem; border-left: 1px solid var(--rule); }
.split-section p,
.plain-list { color: #33484f; }
.plain-list { margin: 0; padding-left: 1.1rem; }
.plain-list li { margin-bottom: 0.55rem; }
.source-list { margin: 0; padding-left: 1.25rem; }
.source-list li { margin-bottom: 0.65rem; padding-left: 0.35rem; }
.placeholder { color: var(--slate); font-size: 0.82rem; }
.review-note {
  margin-top: 28px;
  padding: 14px 16px;
  background: var(--paper-light);
  border-left: 3px solid var(--rule-dark);
  color: var(--slate);
  font-size: 0.8rem;
}
.review-note strong { color: var(--ink); }

/* Legal */
.legal-page { min-height: 68vh; padding-block: 64px 76px; }
.legal-fields { max-width: 900px; margin: 44px 0 0; border-top: 1px solid var(--rule-dark); }

@media (max-width: 920px) {
  .hero-grid { min-height: 540px; }
  .hero-copy { grid-column: 1 / span 8; }
  .hero-aside { grid-column: 9 / -1; padding-left: 20px; }
  .section-intro { grid-column: 1 / span 5; }
  .research-index,
  .standard-copy,
  .engagement-steps { grid-column: 6 / -1; }
  .practice-grid > div:first-child { grid-column: 1 / span 7; }
  .contact-block { grid-column: 8 / -1; }
  .document-header { grid-template-columns: 1fr; gap: 0; }
  .publication-status { margin-top: 20px; }
}

@media (max-width: 680px) {
  body { font-size: 15.5px; }
  .container { width: min(100% - 32px, 1220px); }
  .header-inner { display: block; padding-block: 14px 13px; }
  nav { justify-content: flex-start; margin-top: 12px; gap: 0.35rem 1.2rem; font-size: 0.78rem; }

  .hero-grid,
  .section-grid,
  .practice-grid { display: block; }
  .hero-copy { padding: 42px 0 30px; }
  .identity-line { margin-bottom: 1.4rem; }
  .hero h1 { margin-bottom: 1.2rem; font-size: clamp(2.65rem, 12.5vw, 3.15rem); line-height: 1.01; }
  .hero-summary { font-size: 1.04rem; line-height: 1.55; }
  .hero-contact { display: grid; gap: 0.1rem; margin-top: 32px; }
  .hero-aside { padding: 0 0 32px; border-left: 0; }
  .source-principle { max-width: none; }
  .source-types { margin-top: 14px; }

  .editorial-section { padding-block: 48px; }
  .section-intro { padding-right: 0; }
  .section-intro h2,
  .practice-section h2 { font-size: 2rem; }
  .research-index,
  .standard-copy,
  .engagement-steps { margin-top: 32px; }
  .research-index article { grid-template-columns: 34px minmax(0, 1fr); gap: 12px; padding-block: 19px; }
  .large-copy { font-size: 1.12rem; margin-bottom: 1.7rem; }
  .source-register { grid-template-columns: 1fr; }
  .source-register p:nth-child(even) { padding-left: 0; border-left: 0; }
  .engagement-steps li { grid-template-columns: 34px minmax(0, 1fr); gap: 12px; }
  .practice-grid > div:first-child { padding-right: 0; }
  .contact-block { margin-top: 42px; padding: 34px 0 0; border-top: 1px solid var(--rule-dark); border-left: 0; }

  .footer-inner { display: block; }
  .footer-inner p:last-child { margin-top: 12px; text-align: left; }

  .document-page { padding-block: 22px 48px; }
  .breadcrumb { margin-bottom: 24px; }
  .document-header h1,
  .legal-page h1 { font-size: 2rem; }
  .document-section { padding-block: 36px; }
  .row-title { display: block; }
  .row-title > p { margin-top: 10px; text-align: left; }

  .data-table { overflow: visible; background: transparent; border: 0; }
  table, tbody, tr, td { display: block; width: 100%; }
  table, .detailed-table table { min-width: 0; }
  thead {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  tbody tr { padding: 14px 0 10px; border-top: 1px solid var(--rule-dark); }
  tbody tr:last-child { border-bottom: 1px solid var(--rule-dark); }
  td { padding: 7px 0; border: 0; }
  td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 3px;
    color: var(--slate);
    font-family: var(--mono);
    font-size: 0.61rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    text-transform: uppercase;
  }
  .record-detail div,
  .legal-fields div { grid-template-columns: 1fr; gap: 4px; }
  .split-section { grid-template-columns: 1fr; gap: 2rem; }
  .split-section > div + div { padding: 2rem 0 0; border-top: 1px solid var(--rule); border-left: 0; }
  .legal-page { padding-block: 44px 60px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}


/* Featured research note */
.featured-note {
  display: grid;
  gap: 0.45rem;
  margin-top: 2rem;
  padding: 18px 0 4px;
  border-top: 1px solid var(--rule-dark);
  text-decoration: none;
}
.featured-note span {
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}
.featured-note strong {
  font-size: 1.12rem;
  font-weight: 650;
  letter-spacing: -0.015em;
}
.featured-note:hover strong { color: var(--mineral); }

.note-header { padding-bottom: 42px; }
.note-meta {
  margin: 0;
  border-top: 1px solid var(--rule-dark);
}
.note-meta p {
  margin: 0;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--slate);
  font-size: 0.76rem;
}
.note-meta strong {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.note-thesis-section { padding-block: 62px; }
.note-thesis {
  max-width: 980px;
  margin: 0 0 1.5rem;
  font-size: clamp(2rem, 4vw, 3.7rem);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.05;
}
.note-thesis-section .lead { max-width: 870px; }
.state-ledger { border-top: 1px solid var(--rule-dark); }
.state-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 28px;
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--rule);
}
.state-row > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.state-code {
  color: var(--mineral);
  font-family: var(--mono);
  font-size: 0.66rem;
}
.state-status {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}
.state-row h3 {
  margin-bottom: 0.5rem;
  font-size: 1.18rem;
  font-weight: 650;
  letter-spacing: -0.015em;
}
.state-row p { margin: 0; color: #33484f; }
.state-meaning {
  padding-left: 22px;
  border-left: 1px solid var(--rule);
  color: var(--slate) !important;
  font-size: 0.84rem;
}
.state-meaning strong {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}
.note-standard { max-width: 980px; }
.note-disclaimer { margin-bottom: 8px; }

@media (max-width: 920px) {
  .state-row { grid-template-columns: 110px minmax(0, 1fr); }
  .state-meaning { grid-column: 2; padding: 14px 0 0; border-top: 1px solid var(--rule); border-left: 0; }
}
@media (max-width: 680px) {
  .featured-note { margin-top: 1.6rem; }
  .note-thesis-section { padding-block: 44px; }
  .note-thesis { font-size: 2.25rem; }
  .state-row { display: block; padding-block: 22px; }
  .state-row > div:first-child { margin-bottom: 16px; }
  .state-row h3 { margin-bottom: 0.45rem; }
  .state-meaning { margin-top: 16px !important; }
}