:root {
  --paper:#f6f4eb;
  --ink:#193d33;
  --muted:#56665b;
  --line:#d5dacf;
  --orange:#b7482c;
  --pale:#e8ebdf;
  --white:#fffdf6;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-synthesis:none;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:auto;
  scroll-padding-top:24px;
}
body {
  margin:0;
}
a {
  color:inherit;
  text-underline-offset:5px;
}
a:hover {
  text-decoration-thickness:2px;
}
a:focus-visible {
  outline:3px solid var(--orange);
  outline-offset:6px;
}
::selection {
  background:#d4e4b7;
}
.wrap {
  width:min(1180px,calc(100% - 80px));
  margin-inline:auto;
}
.header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-block:28px;
  border-bottom:1px solid var(--line);
}
.brand {
  display:flex;
  align-items:center;
  gap:12px;
  font-size:17px;
  line-height:1.05;
  letter-spacing:-.4px;
  font-weight:700;
  text-decoration:none;
}
.mark {
  font-family:Georgia,serif;
  font-style:italic;
  font-size:39px;
  font-weight:400;
  letter-spacing:-4px;
  margin-right:5px;
}
.header nav {
  display:flex;
  align-items:center;
  gap:29px;
  font-size:13px;
}
.header nav a {
  text-decoration:none;
}
.header nav a:hover {
  text-decoration:underline;
}
.nav-contact {
  border:1px solid var(--ink);
  padding:12px 16px;
}
.nav-contact span {
  margin-left:16px;
}
.hero {
  display:grid;
  grid-template-columns:1.22fr 1fr;
  gap:74px;
  align-items:center;
  padding-block:84px 86px;
}
.eyebrow {
  font-family:Arial,Helvetica,sans-serif;
  font-size:10px;
  font-weight:700;
  letter-spacing:1.8px;
  line-height:1.7;
  margin:0 0 26px;
  text-transform:uppercase;
}
.dot {
  display:inline-block;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--orange);
  margin-right:8px;
}
h1,h2,h3,p {
  margin-top:0;
}
h1 {
  font-family:Georgia,'Times New Roman',serif;
  font-size:clamp(48px,5.8vw,78px);
  font-weight:400;
  letter-spacing:-3.3px;
  line-height:1.03;
  margin-bottom:27px;
}
em {
  font-weight:400;
  color:var(--orange);
}
.intro {
  font-size:16px;
  line-height:1.75;
  max-width:470px;
  color:var(--muted);
  margin-bottom:29px;
}
.button {
  display:inline-flex;
  align-items:center;
  gap:32px;
  background:var(--ink);
  color:var(--white);
  padding:16px 20px;
  font-size:13px;
  text-decoration:none;
}
.button:hover {
  background:#285a48;
}
.derivation {
  background:var(--pale);
  padding:25px 30px 16px;
  transform:rotate(1deg);
  border:1px solid #d4d9c9;
  max-width:430px;
}
.figure-header {
  display:flex;
  justify-content:space-between;
  font-size:9px;
  font-weight:700;
  letter-spacing:1.6px;
  margin-bottom:22px;
}
.paper-sheet {
  padding:23px 24px;
  background:var(--white);
  border:1px solid var(--line);
  box-shadow:4px 5px 0 #d9dece;
  transform:rotate(-3deg);
}
.small-label {
  font-size:9px;
  font-weight:700;
  letter-spacing:1.2px;
}
.paper-sheet p,.calculation p {
  font:25px/1.22 Georgia,serif;
  margin:15px 0 17px;
}
.equation {
  border-top:1px solid var(--line);
  padding-top:14px;
  font:italic 16px Georgia,serif;
}
.equation span {
  padding-inline:16px;
  color:var(--orange);
}
.connector {
  height:30px;
  text-align:center;
  font-size:26px;
  line-height:35px;
}
.calculation {
  background:var(--ink);
  color:var(--white);
  padding:20px 24px 14px;
  transform:rotate(-1deg);
}
.calculation p {
  margin-bottom:10px;
}
.calculation svg {
  width:100%;
  height:63px;
  display:block;
}
.axis {
  fill:none;
  stroke:#789185;
  stroke-width:.5;
}
.curve-one {
  fill:none;
  stroke:#e1ebc0;
  stroke-width:2;
}
.curve-two {
  fill:none;
  stroke:#e9956b;
  stroke-width:2;
  stroke-dasharray:5 4;
}
.calculation circle {
  fill:#e1ebc0;
}
.evidence {
  margin-top:16px;
  border-top:1px solid #a7b6a7;
  padding-top:15px;
}
.evidence p {
  display:flex;
  justify-content:space-between;
  font-size:15px;
  margin:10px 0;
}
.figure-note {
  font-size:10px;
  color:var(--muted);
  margin:16px 0 0;
}
.status-strip {
  border-block:1px solid var(--line);
}
.status-strip>.wrap {
  display:flex;
  gap:28px;
  align-items:center;
  padding-block:20px;
}
.status-label {
  font-size:9px;
  font-weight:700;
  letter-spacing:1.3px;
  white-space:nowrap;
  color:var(--orange);
}
.status-strip p {
  margin:0;
  font-size:12px;
  line-height:1.6;
  color:var(--muted);
}
.section {
  padding-block:92px;
}
.section-heading {
  max-width:650px;
}
.section-heading .eyebrow {
  margin-bottom:20px;
}
h2 {
  font-family:Georgia,serif;
  font-weight:400;
  font-size:clamp(35px,4vw,49px);
  line-height:1.13;
  letter-spacing:-1.6px;
  margin-bottom:22px;
}
.section-heading>p:last-child {
  max-width:550px;
  font-size:15px;
  line-height:1.75;
  color:var(--muted);
}
.steps {
  margin-top:43px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
}
.steps article {
  border-top:1px solid var(--ink);
  padding-top:20px;
}
.step-num {
  font:italic 22px Georgia,serif;
  color:var(--orange);
}
h3 {
  font-size:16px;
  line-height:1.35;
  font-weight:500;
  margin:23px 0 14px;
}
.steps p {
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
  margin-bottom:0;
}
.work-section {
  background:var(--ink);
  color:var(--paper);
  padding-block:78px;
}
.work-section .eyebrow {
  color:#c2d0b9;
}
.work-section h2 {
  margin-bottom:40px;
}
.work-list article {
  display:grid;
  grid-template-columns:50px 1fr auto;
  gap:25px;
  padding:27px 0;
  border-top:1px solid #517165;
  align-items:start;
}
.work-index {
  font:italic 28px Georgia,serif;
  color:#d1dfbd;
}
.work-list h3 {
  font-size:20px;
  margin:0 0 10px;
}
.work-list p {
  max-width:620px;
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:#c9d4cb;
}
.tag {
  border:1px solid #789082;
  padding:6px 11px;
  font-size:10px;
  white-space:nowrap;
}
.work-note {
  font-size:12px;
  color:#c9d4cb;
  margin:26px 0 0;
  padding-top:21px;
  border-top:1px solid #517165;
}
.about {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:110px;
}
.about-copy {
  padding-top:42px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
.about-copy p {
  margin-bottom:21px;
}
.contact {
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:70px;
  background:var(--pale);
  padding:43px 48px;
  margin-bottom:75px;
}
.contact .eyebrow {
  font-size:9px;
  margin-bottom:20px;
}
.contact h2 {
  font-size:38px;
}
.contact p:last-child {
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
  max-width:480px;
  margin-bottom:0;
}
.contact-links {
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:22px;
  min-width:0;
}
.contact-links a {
  display:flex;
  justify-content:space-between;
  gap:12px;
  border-bottom:1px solid #a2b09f;
  padding-bottom:14px;
  text-decoration:none;
  font-size:14px;
  overflow-wrap:anywhere;
}
.contact-links a:hover {
  color:var(--orange);
}
.footer {
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
  padding-block:27px;
  border-top:1px solid var(--line);
  font-size:10px;
  color:var(--muted);
}
.footer-brand {
  font-size:13px;
  color:var(--ink);
  text-decoration:none;
  font-weight:700;
}
.skip {
  position:absolute;
  left:20px;
  top:-100px;
  background:var(--ink);
  color:var(--paper);
  padding:12px;
  z-index:5;
}
.skip:focus {
  top:10px;
}
@media(min-width:1400px) {
  .hero {
    gap:110px;
  }
}
@media(max-width:900px) {
  .wrap {
    width:calc(100% - 48px);
  }
  .hero {
    gap:30px;
    padding-block:60px;
  }
  h1 {
    font-size:58px;
  }
  .derivation {
    padding:20px;
  }
  .steps {
    grid-template-columns:repeat(2,1fr);
    row-gap:35px;
  }
  .about {
    gap:40px;
  }
  .contact {
    padding:35px;
    gap:35px;
  }
  .contact-links a {
    font-size:12px;
  }
}
@media(max-width:640px) {
  .wrap {
    width:calc(100% - 36px);
  }
  .header {
    padding-block:20px;
    align-items:center;
  }
  .brand {
    font-size:14px;
  }
  .mark {
    font-size:33px;
  }
  .header nav {
    gap:15px;
    font-size:11px;
  }
  .header nav .nav-contact {
    display:none;
  }
  .hero {
    grid-template-columns:1fr;
    gap:44px;
    padding-block:48px;
  }
  .hero .eyebrow {
    font-size:8px;
    letter-spacing:1.3px;
  }
  h1 {
    font-size:58px;
    letter-spacing:-2.8px;
  }
  .intro {
    font-size:15px;
  }
  .derivation {
    width:100%;
    max-width:400px;
    margin-inline:auto;
    transform:none;
    padding:25px;
  }
  .status-strip>.wrap {
    align-items:flex-start;
    gap:15px;
  }
  .status-label {
    padding-top:4px;
    font-size:8px;
  }
  .status-strip p {
    font-size:11px;
  }
  .section {
    padding-block:60px;
  }
  .steps {
    gap:25px;
  }
  .steps h3 {
    font-size:15px;
  }
  .steps p {
    font-size:12px;
  }
  .work-section {
    padding-block:58px;
  }
  .work-list article {
    grid-template-columns:26px 1fr;
    gap:14px;
  }
  .work-list h3 {
    font-size:18px;
  }
  .work-list p {
    font-size:13px;
  }
  .work-list .tag {
    grid-column:2;
    justify-self:start;
  }
  .about {
    grid-template-columns:1fr;
    gap:0;
  }
  .about-copy {
    padding-top:8px;
  }
  .contact {
    grid-template-columns:1fr;
    gap:30px;
    padding:28px 23px;
    margin-bottom:45px;
  }
  .contact h2 {
    font-size:32px;
  }
  .contact-links a {
    font-size:13px;
  }
  .footer {
    flex-wrap:wrap;
    gap:15px;
  }
  .footer>span:nth-child(2) {
    order:3;
    width:100%;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
}

/* Shared layouts for research, benchmark and project pages. */
.header nav a[aria-current="page"] {
  text-decoration:underline;
  text-decoration-color:var(--orange);
  text-decoration-thickness:2px;
}
.hero-actions {
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:wrap;
}
.text-link {
  font-size:13px;
  font-weight:500;
  text-underline-offset:6px;
}
.hero-copy h1 {
  font-size:clamp(48px,5.7vw,76px);
}
.audience-list h3 a {
  text-decoration:none;
}
.audience-list h3 a:hover {
  text-decoration:underline;
}
.audience-list h3 span {
  font-size:16px;
  margin-left:10px;
  color:#d1dfbd;
}
.page-hero {
  padding-block:75px 57px;
  border-bottom:1px solid var(--line);
}
.page-hero h1 {
  font-size:clamp(39px,5.3vw,68px);
  line-height:1.08;
  letter-spacing:-2.3px;
  margin-bottom:26px;
}
.page-intro {
  max-width:700px;
  color:var(--muted);
  font-size:18px;
  line-height:1.7;
  margin-bottom:0;
}
.content-section {
  padding-block:65px;
}
.two-column {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:100px;
}
.body-copy {
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  max-width:650px;
}
.body-copy p:last-child {
  margin-bottom:0;
}
.detail-list article {
  padding-block:0 20px;
  margin-bottom:20px;
  border-bottom:1px solid var(--line);
}
.detail-list h3 {
  margin:0 0 8px;
}
.detail-list p {
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  margin-bottom:0;
}
.detail-list article:last-child {
  margin-bottom:0;
}
.compact-section {
  padding-block:58px;
}
.method-grid,.benchmark-tasks {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:45px;
}
.method-grid h3 {
  color:var(--paper);
  margin:0 0 14px;
}
.method-grid p {
  font-size:14px;
  line-height:1.8;
  color:#c9d4cb;
  margin-bottom:0;
}
.benchmark-tasks {
  margin-top:34px;
}
.benchmark-tasks article {
  padding-top:20px;
  border-top:1px solid var(--ink);
}
.benchmark-tasks h3 {
  margin:14px 0 10px;
}
.benchmark-tasks p {
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
  margin-bottom:0;
}
.release-note {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:50px;
}
.release-note h2 {
  font-size:36px;
}
.release-note .body-copy {
  max-width:620px;
  margin-bottom:0;
}
.release-note>a {
  flex-shrink:0;
}
.footer-links {
  display:flex;
  gap:24px;
}
@media(max-width:900px) {
  .two-column {
    gap:40px;
  }
  .method-grid,.benchmark-tasks {
    gap:25px;
  }
  .release-note {
    align-items:flex-start;
    flex-direction:column;
    gap:20px;
  }
  .hero-copy h1 {
    font-size:54px;
  }
  .calculation p {
    font-size:23px;
  }
}
@media(max-width:640px) {
  .header nav {
    gap:12px;
  }
  .hero-copy h1 {
    font-size:clamp(44px,11.7vw,58px);
    letter-spacing:-2.5px;
  }
  .page-hero {
    padding-block:48px 34px;
  }
  .page-hero h1 {
    font-size:clamp(35px,9.3vw,49px);
    letter-spacing:-1.6px;
  }
  .page-intro {
    font-size:16px;
  }
  .content-section {
    padding-block:42px;
  }
  .two-column,.method-grid,.benchmark-tasks {
    grid-template-columns:1fr;
    gap:24px;
  }
  .compact-section {
    padding-block:43px;
  }
  .method-grid article+article {
    border-top:1px solid #517165;
    padding-top:24px;
  }
  .body-copy {
    font-size:14px;
  }
  .release-note h2 {
    font-size:32px;
  }
  .footer>span:last-child {
    width:100%;
  }
}