@font-face {
  font-family: DM Sans;
  src: url(assets/dm-sans-regular.ttf) format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: DM Sans;
  src: url(assets/dm-sans-medium.ttf) format("truetype");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: DM Sans;
  src: url(assets/dm-sans-semibold.ttf) format("truetype");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: DM Sans;
  src: url(assets/dm-sans-bold.ttf) format("truetype");
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: Instrument Serif;
  src: url(assets/instrument-serif-regular.ttf) format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: Instrument Serif;
  src: url(assets/instrument-serif-italic.ttf) format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
:root {
  --paper: #f6f7f2;
  --ink: #172b24;
  --muted: #58675f;
  --forest: #173d30;
  --line: #d7ded3;
  --lime: #dcf3a7;
  --serif: "Instrument Serif", Georgia, serif;
  --sans: "DM Sans", Arial, sans-serif;
  --max: 1280px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: auto;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
}
img,
svg {
  display: block;
  max-width: 100%;
}
p,
h1,
h2,
h3 {
  margin: 0;
}
p + p {
  margin-top: 20px;
}
h1,
h2,
h3 {
  line-height: 1.1;
  font-weight: 500;
}
h2 {
  font-size: clamp(2.5rem, 4.1vw, 3.8rem);
  letter-spacing: -0.05em;
}
h2 em {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
}
a,
button,
summary {
  -webkit-tap-highlight-color: transparent;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid #759039;
  outline-offset: 5px;
}
::selection {
  background: var(--lime);
  color: var(--ink);
}
.wrap {
  width: calc(100% - 112px);
  max-width: var(--max);
  margin-inline: auto;
}
.section {
  padding-block: 112px;
}
.eyebrow,
.section-index,
.meta-label,
.track-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.11em;
  line-height: 1.5;
}
.section-index {
  margin-bottom: 26px;
  color: var(--muted);
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 64px;
  margin-bottom: 56px;
}
.section-heading > p,
.section-heading > div + div {
  max-width: 370px;
  color: var(--muted);
}
.section-heading > div + div p {
  margin-top: 20px;
}
.skip-link {
  position: fixed;
  top: 8px;
  left: 12px;
  z-index: 100;
  background: var(--ink);
  color: white;
  padding: 12px 20px;
  transform: translateY(-150%);
}
.skip-link:focus {
  transform: translateY(0);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 247, 242, 0.96);
  backdrop-filter: blur(12px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 20px;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 1;
  white-space: nowrap;
}
.brand-year {
  font-size: 0.9rem;
  letter-spacing: -0.02em;
  font-weight: 400;
  color: var(--muted);
  margin-left: 8px;
  align-self: flex-start;
  padding-top: 2px;
}
.brand-symbol {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-right: 10px;
  width: 29px;
  height: 30px;
}
.brand-symbol i {
  width: 4px;
  background: currentColor;
  transform: skewY(-25deg);
  border-radius: 1px;
}
.brand-symbol i:nth-child(1) {
  height: 14px;
}
.brand-symbol i:nth-child(2) {
  height: 23px;
}
.brand-symbol i:nth-child(3) {
  height: 30px;
}
.brand-symbol i:nth-child(4) {
  height: 20px;
}
.primary-nav {
  display: flex;
  align-items: center;
  gap: 25px;
  font-size: 0.875rem;
  margin-left: auto;
}
.primary-nav > a {
  white-space: nowrap;
  transition: color 0.2s;
}
.primary-nav > a:hover,
.primary-nav > a[aria-current] {
  color: #4f7436;
}
.nav-contact {
  display: flex;
  align-items: center;
  gap: 20px;
  border: 1px solid var(--line);
  padding: 10px 16px;
  border-radius: 5px;
  margin-left: 10px;
}
.nav-contact:hover {
  background: #e9efdf;
}
.header-pc {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  gap: 10px;
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 5px;
  background: var(--forest);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s;
}
.header-pc:hover {
  background: #325745;
}
.menu-toggle {
  display: none;
}
.hero {
  padding-top: 50px;
  padding-bottom: 48px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 52px;
  align-items: stretch;
}
.hero-copy {
  padding: 20px 0 12px;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 30px;
}
.status-dot {
  display: inline-block;
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #698c46;
  box-shadow: 0 0 0 4px #698c4614;
}
.hero h1 {
  font-size: clamp(4rem, 5.8vw, 5.65rem);
  line-height: 0.99;
  font-weight: 500;
  letter-spacing: -0.065em;
  margin-bottom: 27px;
}
.hero h1 em {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--forest);
}
.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.02em;
}
.hero-description {
  max-width: 420px;
  font-size: 1rem;
  color: var(--muted);
  margin-top: 15px;
}
.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-top: 31px;
  flex-wrap: wrap;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  border-radius: 5px;
  padding: 13px 19px;
  font-size: 0.875rem;
  font-weight: 500;
  transition:
    background 0.2s,
    transform 0.2s;
}
.button-dark {
  background: var(--ink);
  color: #fff;
}
.button-dark:hover {
  background: #325745;
  transform: translateY(-2px);
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  font-size: 0.875rem;
  text-underline-offset: 5px;
}
.text-link:hover {
  text-decoration: underline;
}
.hero-visual {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: #102e25;
  border-radius: 6px;
  min-height: 650px;
}
.hero-art {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  inset: 0;
  transition: transform 1.4s ease;
}
.hero-visual:hover .hero-art {
  transform: scale(1.03);
}
.hero-visual:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(9, 31, 23, 0.24),
    transparent 20%,
    transparent 65%,
    rgba(9, 31, 23, 0.55)
  );
  pointer-events: none;
}
.art-topline,
.art-bottomline {
  position: absolute;
  z-index: 2;
  left: 32px;
  right: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #f0f6e8;
}
.art-topline {
  top: 27px;
  font-size: 0.625rem;
  letter-spacing: 0.12em;
}
.art-cross {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1;
}
.art-bottomline {
  bottom: 30px;
  align-items: flex-end;
  line-height: 1.15;
  font-size: 2.2rem;
  font-family: var(--serif);
  letter-spacing: -0.01em;
}
.art-coordinate {
  font-family: var(--sans);
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  line-height: 1.65;
  text-align: right;
}
.event-bar {
  display: grid;
  grid-template-columns: 1.12fr 1.15fr auto;
  gap: 25px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 26px;
  align-items: center;
}
.event-bar .meta-label {
  color: var(--muted);
  font-size: 0.625rem;
}
.event-bar p {
  font-size: 0.9rem;
  margin-top: 5px;
  font-weight: 500;
}
.small-note {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.75rem;
  white-space: nowrap;
}
.event-bar > a {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.8rem;
}
.event-bar > a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.affiliations {
  padding-top: 42px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.affiliations > .meta-label {
  font-size: 0.625rem;
  color: var(--muted);
  font-weight: 400;
}
.affiliation-names {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  margin: 23px 36px 12px;
  font-weight: 500;
  font-size: 1.14rem;
  letter-spacing: -0.04em;
  color: #536257;
}
.affiliation-names .affiliation-oxford {
  font-family: Georgia, serif;
  letter-spacing: -0.02em;
  font-size: 1.25rem;
}
.affiliations .affiliation-note {
  font-size: 0.625rem;
  color: var(--muted);
  margin-top: 0;
}
.overview {
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  gap: 105px;
}
.overview-content {
  color: var(--muted);
}
.overview-content .lead {
  font-size: 1.35rem;
  line-height: 1.55;
  color: var(--ink);
  letter-spacing: -0.025em;
}
.principles {
  margin-top: 36px;
  border-top: 1px solid var(--line);
}
.principles > div {
  position: relative;
  padding: 22px 0 22px 35px;
  border-bottom: 1px solid var(--line);
}
.principles > div > span {
  position: absolute;
  top: 21px;
  left: 1px;
  color: #587d3a;
}
.principles h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.principles p {
  font-size: 0.875rem;
  line-height: 1.55;
}
.topics-section {
  background: #edf0e8;
}
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.topic-card {
  padding: 31px;
  background: var(--paper);
  border: 1px solid #dce1d7;
  border-radius: 5px;
}
.topic-featured {
  background: var(--forest);
  border-color: var(--forest);
  color: var(--paper);
}
.topic-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 47px;
}
.topic-number {
  font-size: 0.75rem;
  color: #64745f;
}
.topic-card svg {
  height: 44px;
  width: 44px;
  stroke: #5a7652;
  stroke-width: 1.25;
  fill: none;
}
.topic-featured svg {
  stroke: var(--lime);
}
.topic-featured .topic-number {
  color: #c1cfb4;
}
.topic-card h3 {
  font-size: 1.75rem;
  line-height: 1.12;
  letter-spacing: -0.045em;
}
.topic-card > p {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-top: 17px;
  min-height: 44px;
}
.topic-card ul {
  list-style: none;
  padding: 23px 0 0;
  margin: 22px 0 0;
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  line-height: 1.55;
}
.topic-card li {
  position: relative;
  padding-left: 15px;
  margin-top: 13px;
}
.topic-card li:before {
  content: "·";
  position: absolute;
  left: 0;
}
.topic-card li:first-child {
  margin-top: 0;
}
.topic-featured > p {
  color: #d1ddc8;
}
.topic-featured ul {
  border-color: #4c6855;
  color: #e5ecdf;
}
.cfp-layout {
  display: grid;
  grid-template-columns: 1.23fr 1fr;
  gap: 82px;
  align-items: start;
}
.track + .track {
  margin-top: 31px;
}
.track-label {
  font-size: 0.6875rem;
  color: var(--muted);
}
.track h3 {
  font-size: 1.45rem;
  margin-top: 11px;
  letter-spacing: -0.03em;
}
.track p {
  color: var(--muted);
  margin-top: 15px;
}
.track strong {
  color: var(--ink);
  font-weight: 500;
}
.submission-state {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 30px 0;
  padding: 22px;
  background: #eaf0e3;
  border-radius: 4px;
}
.submission-state .status-dot {
  margin-top: 9px;
}
.submission-state strong {
  font-size: 0.9rem;
  font-weight: 500;
}
.submission-state p {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 5px;
}
.guidelines details {
  border-top: 1px solid var(--line);
}
.guidelines details:last-child {
  border-bottom: 1px solid var(--line);
}
.guidelines summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 19px 0;
  gap: 20px;
  font-size: 0.9375rem;
  font-weight: 500;
}
.guidelines summary::-webkit-details-marker {
  display: none;
}
.guidelines summary > span {
  font-size: 1.25rem;
  line-height: 1;
  font-weight: 400;
  transition: transform 0.2s;
}
.guidelines details[open] summary > span {
  transform: rotate(45deg);
}
.guidelines details p {
  padding: 0 24px 20px 0;
  font-size: 0.875rem;
  color: var(--muted);
}
.dates-panel {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 32px;
}
.dates-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}
.dates-heading h3 {
  font-size: 1.3rem;
  letter-spacing: -0.025em;
}
.badge {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  border: 1px solid #cbd5c2;
  border-radius: 30px;
  padding: 4px 11px;
  line-height: 1.5;
  font-size: 0.6875rem;
  color: #4f6644;
  background: #eef2e7;
}
.dates-note {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 20px;
}
.date-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}
.date-list li {
  padding: 23px 0;
  border-top: 1px solid var(--line);
}
.date-list li > span:first-child {
  display: block;
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 8px;
}
.date-list time {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.05em;
}
.date-list time small {
  font-size: 1rem;
  color: var(--muted);
  letter-spacing: 0;
  margin-left: 3px;
}
.date-list .date-highlight {
  border-top: 1px solid #aabb9b;
}
.date-highlight time {
  color: #4b702e;
}
.date-tba {
  display: block;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  line-height: 1.5;
}
.date-tba small {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0;
  color: var(--muted);
  margin-top: 6px;
}
.dates-panel > .text-link {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  width: 100%;
  font-size: 0.8125rem;
  justify-content: space-between;
  gap: 8px;
}
.program-section {
  background: var(--forest);
  color: var(--paper);
}
.program-section .section-index {
  color: #c6d4bb;
}
.program-section h2 em {
  color: var(--lime);
}
.program-section .section-heading > div + div {
  color: #c6d4bb;
}
.badge-light {
  border-color: #6c8062;
  background: transparent;
  color: #e0eccc;
}
.program-row {
  display: grid;
  grid-template-columns: 32px 1fr 1.25fr 0.8fr;
  gap: 28px;
  align-items: center;
  padding: 30px 0;
  border-top: 1px solid #45614d;
}
.program-row:last-child {
  border-bottom: 1px solid #45614d;
}
.program-number {
  font-size: 0.75rem;
  color: #b7cca6;
}
.program-row h3 {
  font-size: 1.25rem;
  letter-spacing: -0.025em;
  line-height: 1.4;
}
.program-row p {
  font-size: 0.875rem;
  color: #c6d4bb;
  max-width: 345px;
}
.program-status {
  font-size: 0.75rem;
  color: #d7e4c6;
  text-align: right;
}
.program-footnote {
  font-size: 0.8125rem;
  color: #c6d4bb;
  margin-top: 24px;
}
.people-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 22px;
}
.person-photo {
  position: relative;
  display: block;
  aspect-ratio: 4/4.7;
  background: #e1e8da;
  overflow: hidden;
  border-radius: 4px;
}
.person-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  filter: grayscale(1);
  transition:
    filter 0.4s,
    transform 0.5s;
}
.person-photo:hover img {
  filter: grayscale(0);
  transform: scale(1.025);
}
.person-arrow {
  position: absolute;
  bottom: 12px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  background: var(--paper);
  border-radius: 50%;
  font-size: 0.9rem;
}
.person-initials {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: #e7eadf;
  color: #66745e;
}
.person-initials > span {
  font-family: var(--serif);
  font-size: 4.5rem;
  letter-spacing: -0.06em;
}
.person-initials small {
  font-size: 0.6875rem;
  position: absolute;
  bottom: 18px;
}
.person h3 {
  font-size: 1.075rem;
  margin-top: 20px;
  letter-spacing: -0.03em;
}
.person-affiliation {
  font-size: 0.8125rem;
  color: #4f6054;
  margin-top: 8px;
}
.person-role {
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--muted);
  margin-top: 7px;
}
.community-note {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
  margin-top: 50px;
}
.community-note p {
  font-size: 0.875rem;
  color: var(--muted);
}
.community-note a {
  font-size: 0.8125rem;
}
.committee-section {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 100px;
  padding-top: 0;
  padding-bottom: 112px;
}
.committee-copy {
  padding-top: 30px;
}
.committee-copy > p:last-child {
  max-width: 480px;
  color: var(--muted);
  margin-top: 25px;
}
.committee-status {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-height: 320px;
}
.committee-status h3 {
  font-size: 1.65rem;
  line-height: 1.3;
  letter-spacing: -0.04em;
  margin: 25px 0 15px;
}
.committee-status p {
  font-size: 0.875rem;
  color: var(--muted);
  max-width: 320px;
}
.committee-apply {
  margin-top: 24px;
  max-width: 100%;
  text-align: center;
}
.committee-status .committee-note {
  margin-top: 18px;
  font-size: 0.75rem;
  line-height: 1.6;
}
.committee-mark {
  position: absolute;
  right: 30px;
  top: 30px;
  display: grid;
  grid-template-columns: repeat(3, 7px);
  gap: 7px;
  transform: rotate(-10deg);
}
.committee-mark i {
  height: 7px;
  background: #b6c9a0;
  border-radius: 50%;
}
.committee-mark i:nth-child(3n) {
  background: #d3dfc5;
}
.contact-section {
  background: #e6edda;
}
.contact-inner {
  padding-block: 80px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 100px;
  align-items: center;
}
.contact-inner h2 {
  font-size: 3.25rem;
}
.contact-inner > div > p:last-child {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 25px;
}
.contact-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 22px 0;
  border-bottom: 1px solid #bccbb0;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
  transition: padding 0.2s;
}
.contact-links a:first-child {
  border-top: 1px solid #bccbb0;
}
.contact-links a:hover {
  padding-left: 8px;
}
.contact-links small {
  display: block;
  font-size: 0.625rem;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin-bottom: 7px;
}
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
  padding-block: 37px;
}
.site-footer p {
  font-size: 0.75rem;
  line-height: 1.8;
}
.site-footer p span {
  color: var(--muted);
}
.site-footer .wordmark {
  font-size: 1.5rem;
}
.site-footer .text-link {
  font-size: 0.75rem;
}
@media (min-width: 1600px) {
  .hero h1 {
    font-size: 5.75rem;
  }
  .hero-visual {
    min-height: 680px;
  }
}
@media (max-width: 1180px) {
  .wrap {
    width: calc(100% - 72px);
  }
  .primary-nav {
    gap: 17px;
    font-size: 0.8rem;
  }
  .nav-contact {
    display: none;
  }
  .hero {
    gap: 32px;
  }
  .hero h1 {
    font-size: 5rem;
  }
  .hero-visual {
    min-height: 650px;
  }
  .hero-actions {
    gap: 18px;
  }
  .section {
    padding-block: 90px;
  }
  .overview {
    gap: 60px;
  }
  .cfp-layout {
    gap: 45px;
  }
  .topic-card {
    padding: 25px;
  }
  .affiliation-names {
    margin-inline: 0;
    font-size: 1rem;
  }
  .event-bar {
    grid-template-columns: 1fr 1fr;
  }
  .event-bar > a {
    display: none;
  }
  .small-note {
    display: block;
  }
  .program-row {
    gap: 20px;
    grid-template-columns: 22px 1fr 1fr 0.75fr;
  }
  .people-grid {
    gap: 16px;
  }
  .person h3 {
    font-size: 1rem;
  }
  .person-role {
    font-size: 0.7rem;
  }
  .committee-section {
    gap: 60px;
    padding-bottom: 90px;
  }
  .contact-inner {
    gap: 60px;
  }
  .contact-inner h2 {
    font-size: 2.75rem;
  }
}
@media (max-width: 900px) {
  .header-inner {
    min-height: 74px;
    gap: 10px;
  }
  .header-pc {
    margin-left: auto;
    padding-inline: 12px;
    font-size: 0.75rem;
  }
  .wordmark {
    font-size: 1.7rem;
  }
  .menu-toggle {
    display: flex;
    flex-shrink: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 4px;
    cursor: pointer;
  }
  .menu-toggle span {
    display: block;
    background: var(--ink);
    width: 18px;
    height: 1px;
    transition: transform 0.2s;
  }
  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }
  .primary-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    padding: 18px 36px 26px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 25px #172b2410;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .primary-nav.is-open {
    display: flex;
  }
  .primary-nav > a {
    padding: 11px 0;
    font-size: 1rem;
    white-space: normal;
  }
  .primary-nav .nav-contact {
    display: flex;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    margin: 9px 0 0;
    padding-top: 18px;
  }
  .hero {
    gap: 25px;
    padding-top: 32px;
  }
  .hero h1 {
    font-size: 4.4rem;
  }
  .hero-copy {
    padding: 14px 0;
  }
  .hero-visual {
    min-height: 610px;
  }
  .eyebrow {
    font-size: 0.6rem;
    letter-spacing: 0.07em;
  }
  .hero-subtitle {
    font-size: 1.08rem;
  }
  .hero-description {
    font-size: 0.9rem;
  }
  .hero-actions {
    gap: 15px;
  }
  .button {
    font-size: 0.8rem;
    gap: 12px;
    padding: 12px 14px;
  }
  .hero-actions .text-link {
    font-size: 0.8rem;
  }
  .art-topline,
  .art-bottomline {
    left: 22px;
    right: 22px;
  }
  .art-topline {
    font-size: 0.5rem;
  }
  .art-bottomline {
    font-size: 1.8rem;
  }
  .art-coordinate {
    font-size: 0.5rem;
  }
  .affiliation-names {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 34px;
  }
  .affiliation-names > span {
    flex: 0 0 40%;
  }
  .section-heading {
    gap: 35px;
  }
  .section-heading > p,
  .section-heading > div + div {
    max-width: 300px;
    font-size: 0.9rem;
  }
  .overview {
    gap: 40px;
    grid-template-columns: 0.95fr 1.1fr;
  }
  .overview-content .lead {
    font-size: 1.2rem;
  }
  .overview-content > p {
    font-size: 0.9rem;
  }
  .topic-grid {
    gap: 12px;
  }
  .topic-card {
    padding: 22px 18px;
  }
  .topic-top {
    margin-bottom: 32px;
  }
  .topic-card h3 {
    font-size: 1.5rem;
  }
  .topic-card > p,
  .topic-card ul {
    font-size: 0.8125rem;
  }
  .cfp-layout {
    gap: 30px;
    grid-template-columns: 1.1fr 1fr;
  }
  .dates-panel {
    padding: 23px;
  }
  .dates-heading {
    flex-wrap: wrap;
    gap: 10px;
  }
  .program-row {
    grid-template-columns: 22px 1fr 1fr;
  }
  .program-status {
    grid-column: 2/4;
    text-align: left;
    margin-top: -13px;
  }
  .people-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 35px 23px;
  }
  .person h3 {
    font-size: 1.15rem;
  }
  .person-role {
    font-size: 0.75rem;
  }
  .committee-section {
    gap: 35px;
  }
  .committee-status {
    padding: 30px;
  }
  .committee-status .badge {
    font-size: 0.625rem;
  }
  .committee-mark {
    right: 20px;
    top: 18px;
  }
  .contact-inner {
    gap: 35px;
  }
  .contact-inner h2 {
    font-size: 2.5rem;
  }
  .site-footer {
    flex-wrap: wrap;
  }
  .site-footer p {
    margin-right: auto;
  }
}
@media (max-width: 380px) {
  .header-inner .wordmark {
    font-size: 1.4rem;
  }
  .header-inner .brand-year {
    display: none;
  }
}
@media (max-width: 640px) {
  html {
    scroll-padding-top: 85px;
  }
  .wrap {
    width: calc(100% - 40px);
  }
  .header-inner {
    min-height: 68px;
  }
  .wordmark {
    font-size: 1.6rem;
  }
  .primary-nav {
    padding-inline: 20px;
  }
  .brand-year {
    font-size: 0.75rem;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .hero-copy {
    padding: 0;
  }
  .eyebrow {
    font-size: 0.625rem;
    margin-bottom: 23px;
  }
  .hero h1 {
    font-size: clamp(3.8rem, 13.3vw, 5.4rem);
    line-height: 1;
    letter-spacing: -0.065em;
    margin-bottom: 23px;
  }
  .hero h1 br:first-of-type,
  .hero h1 em br {
    display: none;
  }
  .hero h1 em {
    display: block;
  }
  .hero-subtitle {
    font-size: 1.15rem;
  }
  .hero-subtitle br {
    display: none;
  }
  .hero-description {
    font-size: 0.9375rem;
    max-width: 360px;
  }
  .hero-actions {
    margin-top: 26px;
    gap: 22px;
  }
  .button {
    font-size: 0.8125rem;
    padding: 13px 16px;
    gap: 20px;
  }
  .hero-visual {
    min-height: 0;
    aspect-ratio: 1.12;
  }
  .hero-art {
    object-position: center;
  }
  .art-topline {
    font-size: 0.575rem;
    top: 22px;
  }
  .art-bottomline {
    font-size: 2rem;
    bottom: 24px;
  }
  .art-coordinate {
    font-size: 0.575rem;
  }
  .event-bar {
    padding-block: 20px;
    gap: 18px;
  }
  .event-bar p {
    font-size: 0.8125rem;
    line-height: 1.5;
  }
  .small-note {
    font-size: 0.625rem;
    margin-top: 4px;
    white-space: normal;
  }
  .event-bar .meta-label {
    font-size: 0.575rem;
  }
  .affiliations {
    padding-block: 29px;
  }
  .affiliations > .meta-label {
    font-size: 0.5rem;
    letter-spacing: 0.1em;
  }
  .affiliation-names {
    gap: 20px 12px;
    font-size: 0.825rem;
    line-height: 1.35;
    margin-block: 21px 14px;
  }
  .affiliation-names > span {
    flex-basis: calc(50% - 12px);
  }
  .affiliation-names .affiliation-oxford {
    font-size: 1rem;
  }
  .affiliations .affiliation-note {
    font-size: 0.575rem;
  }
  .section {
    padding-block: 65px;
  }
  .section-index {
    font-size: 0.625rem;
    margin-bottom: 19px;
  }
  h2 {
    font-size: 2.7rem;
  }
  .section-heading {
    display: block;
    margin-bottom: 33px;
  }
  .section-heading > p,
  .section-heading > div + div {
    max-width: none;
    margin-top: 24px;
    font-size: 0.9375rem;
  }
  .overview {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .overview-content .lead {
    font-size: 1.18rem;
  }
  .overview-content > p {
    font-size: 0.9375rem;
  }
  .principles {
    margin-top: 27px;
  }
  .principles > div {
    padding-block: 21px;
  }
  .principles h3 {
    font-size: 0.95rem;
  }
  .principles p {
    font-size: 0.875rem;
  }
  .topic-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .topic-card {
    padding: 27px;
  }
  .topic-top {
    margin-bottom: 24px;
  }
  .topic-card h3 {
    font-size: 1.65rem;
  }
  .topic-card h3 br {
    display: none;
  }
  .topic-card > p {
    min-height: 0;
    font-size: 0.875rem;
    margin-top: 12px;
  }
  .topic-card ul {
    font-size: 0.875rem;
    margin-top: 22px;
    padding-top: 20px;
  }
  .cfp-layout {
    display: flex;
    flex-direction: column;
    gap: 34px;
  }
  .submission-info,
  .dates-panel {
    width: 100%;
  }
  .track h3 {
    font-size: 1.3rem;
  }
  .track p {
    font-size: 0.9375rem;
  }
  .dates-panel {
    padding: 26px;
  }
  .dates-heading {
    flex-wrap: nowrap;
  }
  .date-list li {
    padding-block: 19px;
  }
  .date-list time {
    font-size: 1.9rem;
  }
  .program-section .section-heading > div + div {
    margin-top: 24px;
  }
  .program-row {
    grid-template-columns: 21px 1fr;
    gap: 12px 15px;
    padding-block: 24px;
  }
  .program-row h3 {
    font-size: 1.15rem;
  }
  .program-row p {
    grid-column: 2;
    max-width: none;
  }
  .program-status {
    grid-column: 2;
    margin-top: 0;
    font-size: 0.6875rem;
  }
  .program-number {
    align-self: start;
    padding-top: 5px;
  }
  .program-footnote {
    font-size: 0.75rem;
  }
  .people-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 17px;
  }
  .person-photo {
    aspect-ratio: 4/4.7;
  }
  .person h3 {
    font-size: 1rem;
    margin-top: 15px;
  }
  .person-affiliation {
    font-size: 0.75rem;
  }
  .person-role {
    font-size: 0.6875rem;
    margin-top: 5px;
  }
  .person-initials > span {
    font-size: 4rem;
  }
  .person-initials small {
    font-size: 0.625rem;
  }
  .community-note {
    display: block;
    margin-top: 32px;
    padding-top: 24px;
  }
  .community-note a {
    margin-top: 12px;
    font-size: 0.75rem;
    gap: 10px;
    align-items: flex-start;
  }
  .community-note p {
    font-size: 0.8125rem;
  }
  .committee-section {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-bottom: 65px;
  }
  .committee-copy {
    padding-top: 0;
  }
  .committee-copy > p:last-child {
    font-size: 0.9375rem;
    margin-top: 23px;
  }
  .committee-status {
    padding: 28px;
    min-height: 290px;
  }
  .committee-status .badge {
    font-size: 0.6875rem;
  }
  .committee-status h3 {
    font-size: 1.6rem;
  }
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 35px;
    padding-block: 58px;
  }
  .contact-inner h2 {
    font-size: 2.7rem;
  }
  .contact-inner > div > p:last-child br {
    display: none;
  }
  .contact-links a {
    padding-block: 19px;
    font-size: 1.25rem;
  }
  .contact-links small {
    font-size: 0.625rem;
  }
  .site-footer {
    gap: 23px;
    padding-block: 30px;
  }
  .site-footer p {
    order: 3;
    width: 100%;
    font-size: 0.6875rem;
  }
  .site-footer .text-link {
    margin-left: auto;
  }
  .site-footer .wordmark {
    font-size: 1.5rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
    animation: none !important;
  }
}
@media print {
  .site-header,
  .hero-visual,
  .hero-actions,
  .site-footer > .text-link {
    display: none;
  }
  .wrap {
    width: 100%;
    max-width: none;
  }
  .section {
    padding-block: 30px;
  }
  .hero {
    display: block;
    padding-top: 0;
  }
  .hero h1 {
    font-size: 36pt;
  }
  .hero h1 br {
    display: none;
  }
  .hero h1 em {
    display: block;
  }
  .topic-grid,
  .people-grid {
    break-inside: avoid;
  }
  .program-section {
    background: white;
    color: black;
  }
  .program-section * {
    color: black !important;
  }
  .contact-section {
    background: white;
  }
  .committee-section {
    padding-bottom: 30px;
  }
  .contact-inner {
    padding-block: 30px;
  }
  .primary-nav {
    display: none;
  }
}

/* Keep status labels and supporting information legible at every viewport. */
.section-index,
.eyebrow,
.meta-label,
.track-label,
.badge,
.person-role,
.person-initials small,
.contact-links small,
.small-note,
.event-bar .meta-label,
.affiliations > .meta-label,
.affiliations .affiliation-note,
.committee-status .badge,
.program-status {
  font-size: 0.75rem;
}
.hero-copy,
.hero-visual,
.section-heading > div,
.person {
  min-width: 0;
}
@media (max-width: 640px) {
  .hero h1 {
    font-size: clamp(3.4rem, 13.3vw, 4rem);
  }
  .hero-actions {
    gap: 17px;
  }
  .section-heading h2,
  .committee-copy h2,
  .contact-inner h2 {
    overflow-wrap: normal;
  }
  .hero-subtitle {
    max-width: 100%;
  }
}