/* Shared reading system;
 each event owns its poster and chapter palette. */
:root {
  --ink: #173c57;
  --muted: #526779;
  --accent: #086eaa;
  --accent2: #c19a51;
  --paper: #fff;
  --tint: #e5f0f7;
  --line: #bdcddb;
  --hero: #dceaf4;
  --deep: #103c60;
  --on-deep-accent: #a8dfff;
  --inner-ground: var(--deep);
  --inner-ink: #fff;
  --inner-label: #d8e9f6;
  --inner-muted: #dce6ef;
  --inner-image: none;
  --radius: 0px;
  --max: 1240px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 108px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font:
    17px/1.85 "Microsoft YaHei",
    "PingFang SC",
    "Noto Sans CJK SC",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
figure,
p,
h1,
h2,
h3,
dl,
dd {
  margin: 0;
}
ul {
  padding-left: 1.2em;
}

h1,
h2,
h3 {
  line-height: 1.4;
  letter-spacing: -0.035em;
}
h1 {
  font-size: clamp(38px, 3.8vw, 58px);
  font-weight: 700;
}
h2 {
  font-size: clamp(28px, 2.5vw, 38px);
  font-weight: 700;
}
h3 {
  font-size: 21px;
  font-weight: 700;
}
p {
  color: var(--muted);
}

.container {
  width: min(var(--max), calc(100% - 80px));
  margin-inline: auto;
}
.title-line {
  display: block;
}
.phrase {
  display: inline-block;
  white-space: nowrap;
}

.section {
  position: relative;
  padding: 56px 0;
  border-top: 2px solid var(--line);
}
.paper {
  background: var(--paper);
}
.tint {
  background: var(--tint);
}

.section-head {
  position: relative;
  margin-bottom: 30px;
  max-width: 100%;
  padding-left: 22px;
  border-left: 5px solid var(--accent);
}
.section-head h2 {
  max-width: 1000px;
}
.section-head > p:last-child:not(.eyebrow) {
  margin-top: 12px;
  max-width: 820px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}
.label-dot {
  display: inline-block;
  width: 22px;
  height: 2px;
  background: currentColor;
  flex: 0 0 auto;
}
.number {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
}
.large-copy {
  font-size: 18px;
  line-height: 1.95;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 24px;
  background: var(--accent);
  color: white;
  padding: 10px 20px;
  z-index: 100;
}
.skip-link:focus {
  top: 12px;
}
:focus-visible {
  outline: 3px solid var(--accent2);
  outline-offset: 5px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  min-height: 50px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  transition:
    transform 0.18s,
    filter 0.18s;
  white-space: nowrap;
}
.button:hover {
  transform: translateY(-2px);
  filter: brightness(0.92);
}
.button.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.text-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  border-bottom: 1px solid currentColor;
  padding-block: 5px;
}
.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
}
.section-action {
  margin-top: 28px;
}

.site-header {
  position: sticky;
  top: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  z-index: 30;
}
.navigation {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 88px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
  min-width: 0;
  max-width: 430px;
}
.brand img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  flex: 0 0 auto;
}
.brand strong {
  display: block;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 700;
  white-space: normal;
}
.brand small {
  display: block;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 2px;
}

.navigation nav {
  display: flex;
  gap: 18px;
  align-items: center;
}
.navigation nav a {
  font-size: 15px;
  font-weight: 700;
  padding: 10px 0;
  position: relative;
  white-space: nowrap;
}
.navigation nav a[aria-current="page"]:after {
  content: "";
  height: 3px;
  position: absolute;
  bottom: 1px;
  inset-inline: 0;
  background: var(--accent);
}
.menu-toggle {
  display: none;
}
.header-contact .button {
  min-height: 56px;
  padding: 8px 17px;
  font-size: 15px;
  gap: 14px;
}

/* Large-format posters;
 the facts sit in a separate, never-clipped strip. */
.hero {
  background: var(--paper);
}
.poster-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--deep);
  color: #fff;
}
.poster-content {
  position: relative;
  z-index: 2;
  min-height: 590px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 62px 28px;
}
.hero-copy {
  position: relative;
  max-width: 800px;
  margin-bottom: 55px;
}
.hero-copy h1 {
  line-height: 1.45;
  text-wrap: balance;
}
.hero-copy .eyebrow {
  color: #d7ecff;
  margin-bottom: 26px;
  font-size: 13px;
}
.hero-slogan {
  color: var(--on-deep-accent);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.12em;
  margin-top: 24px;
}
.hero-description {
  max-width: 620px;
  margin-top: 18px;
  color: #e5edf6;
  font-size: 17px;
  line-height: 1.9;
  text-wrap: pretty;
}
.hero-copy .button:not(.consult-secondary) {
  background: #fff;
  color: var(--deep);
  border-color: #fff;
  min-width: 148px;
}
.hero-copy .button.secondary {
  background: transparent;
  color: inherit;
  border-color: #ffffff80;
}

.poster-art {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.poster-footnote {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid #ffffff50;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #e1edfa;
}
.poster-footnote > div {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}
.hero-facts {
  background: var(--paper);
  border-bottom: 4px solid var(--accent);
}
.fact-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-inline: 1px solid var(--line);
}
.fact-strip > div {
  padding: 22px 26px;
  min-width: 0;
}
.fact-strip > div + div {
  border-left: 1px solid var(--line);
}
.fact-label {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--muted);
}
.fact-label b {
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
}
.fact-strip strong {
  display: block;
  font-size: 20px;
  line-height: 1.55;
  margin: 8px 0 0 30px;
}
.fact-strip strong.fact-date {
  font-size: 28px;
}

.organizations {
  background: var(--tint);
  border-bottom: 1px solid var(--line);
}
.organization-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-block: 24px;
  gap: 30px;
}
.organization-grid > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
}
.organization-grid span {
  font-size: 12px;
  color: var(--muted);
}
.organization-grid strong {
  font-size: 16px;
  line-height: 1.75;
  font-weight: 600;
}

.overview-section {
  background: var(--paper);
  border-bottom: 3px solid var(--accent);
}
.overview-grid {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: 66px;
}
.overview-grid .section-head {
  margin: 0;
  align-self: start;
}
.participation-section {
  background: var(--tint);
  border-top: 3px solid var(--accent);
}
.participation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.participation-grid > div + div {
  border-left: 1px solid var(--line);
  padding-left: 40px;
}
.participation-grid.participation-stack {
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}
.participation-grid.participation-stack > div + div {
  border-left: 0;
  border-top: 1px solid var(--line);
  padding: 24px 0 0;
}
.participation-groups {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}
.participation-grid .text-link {
  margin-top: 20px;
}
.participation-grid h3 {
  margin-bottom: 14px;
}
.edition {
  display: flex;
  gap: 22px;
  font-size: 13px;
  color: var(--accent);
  margin-top: 20px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.projects-section {
  background: var(--paper);
}
.group-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--paper);
}
.group-grid.count-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.group-grid.count-5 {
  grid-template-columns: minmax(0, 1fr);
}
.group-grid.count-5 .group-item {
  display: grid;
  grid-template-columns: 32px 140px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}
.group-grid.count-5 h3 {
  margin: 0;
}
.group-grid.count-5 p {
  font-size: 16px;
}
.group-item {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px 24px;
  min-width: 0;
}
.group-item h3 {
  margin: 10px 0 5px;
  font-size: 19px;
}
.group-item p {
  font-size: 15px;
}
.context-note {
  font-size: 14px;
  margin-top: 18px;
  line-height: 1.85;
}

.project-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.project-grid.count-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.project-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
  display: flex;
  flex-direction: column;
}
.project-body {
  padding: 25px;
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
}
.project-type {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 10px;
}
.project-body h3 {
  font-size: 22px;
  margin-bottom: 14px;
}
.project-body > p:not(.project-type) {
  font-size: 16px;
  margin-bottom: 22px;
}
.project-body .text-link {
  margin-top: auto;
}
.project-picture img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.comparison {
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  background: var(--paper);
}
.comparison-header,
.comparison-row {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr 1.1fr 1.1fr;
  gap: 24px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.comparison-header {
  padding-block: 14px;
  background: var(--deep);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}
.comparison-row:nth-child(odd) {
  background: color-mix(in srgb, var(--tint) 42%, white);
}
.comparison-row:last-child {
  border-bottom: 0;
}
.comparison-row h3 {
  font-size: 17px;
  line-height: 1.7;
}
.comparison-row p {
  font-size: 15px;
  line-height: 1.8;
}
.comparison-row p + p {
  margin-top: 4px;
}
.mobile-label {
  display: none;
}

.route-section {
  background: var(--paper);
  border-top: 3px solid var(--accent);
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
  --step-gutter: 58px;
  border-top: 1px solid var(--line);
}
.steps.count-3 {
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}
.steps.count-3 article {
  display: grid;
  grid-template-columns: var(--step-gutter) minmax(0, 1fr);
  gap: 0 22px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.steps.count-3 .step-number {
  grid-column: 1;
  grid-row: 1/3;
  margin: 0;
}
.steps.count-3 p {
  grid-column: 2;
}
.steps.count-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.steps article {
  padding: 25px 0 0;
}
.step-number {
  display: block;
  font-size: 40px;
  line-height: 1.1;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 20px;
}
.steps h3 {
  font-size: 19px;
  margin-bottom: 10px;
}
.steps p {
  font-size: 16px;
  line-height: 1.9;
}

.schedule-section {
  background: var(--deep);
  color: white;
  --muted: #cddde9;
  --line: #ffffff35;
  --accent: var(--on-deep-accent);
}
.schedule-section .section-head > p {
  color: #d9e5ee;
}
.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  gap: 30px;
}
.timeline.count-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.timeline-item {
  padding-top: 25px;
  min-width: 0;
}
.timeline-mark .number {
  display: block;
  font-size: 12px;
  margin-bottom: 18px;
}
.date {
  display: block;
  line-height: 1.5;
  font-size: 28px;
  letter-spacing: -0.025em;
  font-variant-numeric: tabular-nums;
  white-space: normal;
}
.timeline-content h3 {
  font-size: 19px;
  line-height: 1.7;
  margin-top: 16px;
}
.timeline-content p {
  font-size: 15px;
  line-height: 1.9;
  margin-top: 10px;
  color: inherit;
  opacity: 0.85;
}
.schedule-section .button.secondary {
  color: white;
  border-color: #ffffff80;
}

.timeline.full {
  display: block;
  border-color: var(--line);
}
.timeline.full .timeline-item {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.timeline.full .timeline-mark {
  display: flex;
  gap: 24px;
  align-items: center;
}
.timeline.full .number {
  margin: 0;
}
.timeline.full .date {
  font-size: 28px;
}
.timeline.full .timeline-content h3 {
  margin: 0;
  font-size: 21px;
}
.timeline.full .timeline-content p {
  font-size: 16px;
  color: inherit;
  opacity: 1;
}

.materials-section {
  background: var(--tint);
  border-top: 3px solid var(--accent);
}
.materials-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
}
.bullet-list {
  margin: 0;
  padding-left: 1.3em;
}
.bullet-list li {
  padding: 6px 0;
  color: var(--muted);
  line-height: 1.9;
}
.bullet-list li::marker {
  color: var(--accent);
}
.preparation {
  background: var(--paper);
  padding: 30px;
  border-top: 3px solid var(--accent);
  align-self: start;
}
.preparation .section-head {
  margin-bottom: 18px;
  padding: 0;
  border: 0;
}
.preparation h2 {
  font-size: 28px;
}
.preparation .button {
  margin-top: 24px;
}

.honors-section {
  background: var(--tint);
  border-top: 3px solid var(--accent2);
}
.honors-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.83fr) minmax(0, 1.17fr);
  gap: 70px;
  align-items: center;
}
.certificate {
  background: #fff;
  padding: 26px;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px #173c5712;
  position: relative;
}
.certificate:before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--line);
  pointer-events: none;
}
.certificate img {
  width: 100%;
  max-height: 460px;
  object-fit: contain;
  object-position: center;
}
.certificate figcaption {
  font-size: 13px;
  text-align: center;
  color: var(--muted);
  margin-top: 18px;
  line-height: 1.8;
}
.honor-list > div {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.honor-list > div:first-child {
  padding-top: 0;
}
.honor-list h3 {
  font-size: 18px;
  margin-bottom: 7px;
}
.honor-list p {
  font-size: 16px;
}

.faq-section {
  background: color-mix(in srgb, var(--paper) 75%, var(--tint));
  border-top: 3px solid var(--accent);
}
.faq-grid {
  display: grid;
  grid-template-columns: 0.6fr 1.2fr;
  gap: 80px;
}
.faq-grid > .section-head {
  align-self: start;
}
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 19px 0;
}
.faq-list details:first-child {
  border-top: 1px solid var(--line);
}
summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  font-weight: 700;
  line-height: 1.8;
}
summary::-webkit-details-marker {
  display: none;
}
summary span {
  flex: 0 0 auto;
  color: var(--accent);
}
details[open] summary span {
  transform: rotate(45deg);
}
.faq-list details p {
  padding-top: 13px;
  max-width: 800px;
}
.faq-grid .text-link {
  margin-top: 22px;
}

.cta {
  padding: 38px 0;
  background: var(--deep);
  color: white;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.cta h2 {
  font-size: 30px;
}
.cta p {
  color: #ffffffde;
  max-width: 740px;
  margin-top: 10px;
}
.cta .eyebrow {
  color: white;
}
.cta .button {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
  min-width: 0;
}
footer {
  background: var(--paper);
  padding: 36px 0;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
}
.footer-grid strong {
  font-size: 17px;
  line-height: 1.8;
}
.footer-grid p {
  font-size: 13px;
  margin-top: 7px;
}
.footer-grid nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-content: flex-start;
  font-size: 14px;
}
.mobile-contact {
  display: none;
}

/* Inner pages: prominent section rules and clearly bounded chapters. */
.inner-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--inner-ground);
  color: var(--inner-ink);
  padding: 30px 0 40px;
  border-bottom: 5px solid var(--accent2);
}
.inner-hero:before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(
      90deg,
      var(--inner-ground) 20%,
      color-mix(in srgb, var(--inner-ground) 86%, transparent) 50%,
      color-mix(in srgb, var(--inner-ground) 30%, transparent)
    ),
    var(--inner-image);
  background-size:
    cover,
    auto 135%;
  background-position:
    center,
    right center;
  background-repeat: no-repeat;
}
.inner-hero h1 {
  font-size: 42px;
}
.inner-hero .eyebrow {
  color: var(--inner-label);
  font-size: 13px;
}
.inner-hero > div > p:last-child {
  margin-top: 18px;
  max-width: 800px;
  color: var(--inner-muted);
}
.breadcrumb {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 13px;
  margin-bottom: 24px;
  color: var(--inner-label);
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 255px;
  gap: 55px;
  align-items: start;
}
.content-main {
  min-width: 0;
  counter-reset: chapter;
}
.info-block {
  padding: 28px;
  margin-bottom: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 4px solid var(--accent);
  scroll-margin-top: 110px;
  counter-increment: chapter;
}
.info-block:last-child {
  margin-bottom: 0;
}
.info-block > h2 {
  font-size: 28px;
  margin-bottom: 24px;
  padding-bottom: 17px;
  border-bottom: 1px solid var(--line);
}
.info-block > h2:before {
  content: counter(chapter, decimal-leading-zero);
  display: inline-block;
  margin-right: 15px;
  font-size: 16px;
  letter-spacing: 0;
  color: var(--accent);
  vertical-align: middle;
}
.info-block > p {
  margin-bottom: 16px;
}
.info-block .group-grid,
.info-block .steps.count-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.info-block .group-grid.count-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.info-block .group-grid.count-5 {
  grid-template-columns: minmax(0, 1fr);
}
.info-block .honors-grid {
  grid-template-columns: 0.8fr 1fr;
  gap: 26px;
}
.info-block .honors-grid h2 {
  font-size: 25px;
}
.info-block .certificate {
  padding: 16px;
}
.content-layout:has(.info-block) {
  padding: 26px;
  background: var(--tint);
}

.page-aside {
  position: sticky;
  top: 118px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--accent);
  padding: 24px;
  background: var(--paper);
}
.page-aside > strong {
  font-size: 18px;
  line-height: 1.6;
}
.page-aside > p {
  font-size: 13px;
  margin-top: 8px;
}
.page-aside nav {
  margin-top: 20px;
}
.page-aside nav a {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  font-size: 14px;
}
.page-aside .button {
  margin-top: 24px;
  width: 100%;
}

.requirements-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin: 22px 0;
  background: var(--tint);
}
.requirements-meta > div {
  padding: 16px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
dt {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 5px;
}
dd {
  font-size: 15px;
}
.faq-page {
  max-width: 960px;
  margin-inline: auto;
}

.document-section {
  background: var(--tint);
}
.document-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 70px;
  align-items: center;
}
.document-preview {
  padding: 14px;
  background: white;
  border: 1px solid var(--line);
  box-shadow: 0 10px 25px #1b344812;
}
.document-preview img {
  width: 100%;
  height: auto;
}
.document-grid > div > p:not(.eyebrow) {
  margin-top: 16px;
  max-width: 560px;
}
.file-meta {
  margin-top: 26px;
}
.file-meta > div {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.file-meta dd {
  font-size: 16px;
}

/* Marine culture: deep-sea poster, blue exhibition chapters, nautical rules. */
.theme-ocean {
  --ink: #113c67;
  --muted: #48647a;
  --accent: #006ca0;
  --accent2: #53b7d6;
  --deep: #082f65;
  --tint: #d9edf8;
  --line: #aac9dc;
  --on-deep-accent: #a2e4f5;
  --inner-ground: #082f65;
  --inner-image: url("ocean-hero-v3.webp");
}

.theme-ocean .poster-stage {
  background: #082f65;
}
.theme-ocean .poster-art {
  background:
    linear-gradient(90deg, #061e39b8 0%, #06284c66 35%, transparent 65%),
    url("ocean-hero-v3.webp") center/cover no-repeat;
}
.theme-ocean .poster-content {
  min-height: 620px;
}
.theme-ocean .hero-copy {
  max-width: 850px;
}
.theme-ocean .hero-copy h1 {
  font-size: clamp(39px, 3.5vw, 54px);
  text-shadow: 0 3px 20px #04264c;
}

.theme-ocean .projects-section {
  background: #0d3b6a;
  --ink: #fff;
  --muted: #d3e4f1;
  --accent: #a4e6ff;
  --line: #547b9c;
  --paper: #154a78;
  color: var(--ink);
}
.theme-ocean .project-card {
  border-top: 3px solid #7bbfdc;
}
.theme-ocean .project-card:nth-child(2) {
  border-top-color: #e4c179;
}
.theme-ocean .project-card:nth-child(3) {
  border-top-color: #8ccebf;
}
.theme-ocean .project-card:nth-child(4) {
  border-top-color: #b9b8ed;
}

/* Language: official ink title, cranes, river and blue sky. */
.theme-story {
  --ink: #183c67;
  --muted: #4b647d;
  --accent: #1b5fa2;
  --accent2: #c49b50;
  --deep: #153e70;
  --tint: #e2eef9;
  --line: #b6cde1;
  --paper: #fffefa;
  --on-deep-accent: #edcf95;
  --inner-ground: #e8f2fc;
  --inner-ink: #153e70;
  --inner-label: #1b5fa2;
  --inner-muted: #476782;
  --inner-image: url("poster-crane.webp");
}

.theme-story .poster-stage {
  background: #cce1f4 url("poster-paper.webp") center 52% / cover;
  color: #153d69;
}
.theme-story .poster-content {
  min-height: 650px;
  align-items: center;
  text-align: center;
  padding-top: 36px;
}
.theme-story .hero-copy {
  max-width: 950px;
  width: 100%;
  margin-bottom: 35px;
}
.theme-story .hero-copy .eyebrow {
  justify-content: center;
  color: #244e76;
  margin-bottom: 8px;
}
.theme-story .hero-copy h1 {
  line-height: 1.2;
  font-size: 38px;
}
.story-wordmark {
  width: 550px;
  height: 190px;
  object-fit: contain;
  margin: -16px auto -8px;
}
.story-subtitle {
  font-size: 33px;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.theme-story .hero-slogan {
  color: #8a651e;
  font-size: 23px;
  margin-top: 18px;
  letter-spacing: 0.23em;
}
.theme-story .hero-description {
  margin-inline: auto;
  color: #284f73;
  max-width: 700px;
  font-size: 16px;
}
.theme-story .hero-copy .button:not(.consult-secondary) {
  background: #194f85;
  color: #fff;
  border-color: #194f85;
}
.theme-story .hero-copy .button.secondary {
  color: #194f85;
  background: #ffffff70;
  border-color: #6092bb;
}
.theme-story .actions {
  justify-content: center;
}
.theme-story .poster-footnote {
  width: 100%;
  border-color: #6e9abf;
  color: #28527c;
}

.poster-crane {
  position: absolute;
  width: 230px;
  right: 1%;
  top: 28%;
}
.poster-crane-small {
  position: absolute;
  width: 150px;
  left: 1%;
  bottom: 19%;
  transform: rotate(-10deg);
}
.poster-sun {
  position: absolute;
  width: 210px;
  right: 3%;
  top: 9%;
  opacity: 0.6;
}
.poster-river {
  position: absolute;
  right: 9%;
  bottom: -55%;
  height: 95%;
  width: auto;
  opacity: 0.6;
}

.language-units {
  border-top: 2px solid var(--accent);
}
.language-units article {
  display: grid;
  grid-template-columns: 200px 200px 1fr 140px;
  gap: 26px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.language-unit-photo {
  width: 100%;
}
.language-units h3 {
  font-size: 26px;
}
.language-units article > p {
  font-size: 16px;
}
.language-units .text-link {
  justify-self: end;
}
.theme-story .projects-section {
  background: #eef5fb;
}
.theme-story .organizations {
  background: #f5eddd;
}
.theme-story .honors-section {
  background: #f1e7d3;
}

/* AILD: blue-white scientific graphics at architectural scale. */
.theme-labor {
  --ink: #123657;
  --muted: #4e6577;
  --accent: #0066a5;
  --accent2: #e69016;
  --deep: #071f3c;
  --tint: #e1f0f8;
  --line: #adc8da;
  --on-deep-accent: #9ce7ff;
  --inner-ground: #071f3c;
  --inner-image: url("labor-ai-hero-v3.webp");
}

.theme-labor .poster-stage {
  background: #071f3c;
  color: #fff;
}
.theme-labor .poster-content {
  min-height: 610px;
}
.theme-labor .hero-copy {
  max-width: 810px;
}
.theme-labor .hero-copy h1 {
  font-size: clamp(40px, 3.5vw, 54px);
}
.theme-labor .hero-copy .eyebrow {
  color: #b7e6ff;
}
.theme-labor .hero-slogan {
  color: var(--on-deep-accent);
  font-size: 22px;
  letter-spacing: 0.06em;
}
.theme-labor .hero-description {
  color: #e1edf6;
  max-width: 600px;
}
.theme-labor .hero-copy .button:not(.consult-secondary) {
  background: #f4fbff;
  color: #123d66;
  border-color: #f4fbff;
}
.theme-labor .hero-copy .button.secondary {
  background: #071f3c66;
  color: #eef9ff;
  border-color: #b7e6ff90;
}

.theme-labor .poster-art {
  background:
    linear-gradient(90deg, #04182e8c 0%, #04182e33 40%, transparent 68%),
    url("labor-ai-hero-v3.webp") center/cover no-repeat;
}
.theme-labor .poster-footnote {
  color: #d5e9fa;
  border-color: #b7d9f44d;
}

.labor-projects {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
}
.labor-projects article {
  position: relative;
  overflow: hidden;
  padding: 32px;
  background: #f0f6fb;
  border: 1px solid var(--line);
  border-top: 4px solid var(--accent);
}
.labor-projects article + article {
  background: #e2eff8;
  border-top-color: #e69016;
}
.labor-projects .project-picture {
  margin-bottom: 24px;
}
.labor-projects .project-picture img {
  aspect-ratio: 16/9;
}
.labor-projects h3 {
  font-size: 28px;
  margin-bottom: 17px;
}
.labor-projects > article > p:not(.project-type) {
  font-size: 17px;
}
.labor-projects .text-link {
  margin-top: 20px;
}
.theme-labor .timeline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  row-gap: 22px;
}
.theme-labor .timeline.full {
  display: block;
}

/* Psychology: official innovation blue, not generic wellness green. */
.theme-mind {
  --ink: #173b65;
  --muted: #506980;
  --accent: #2260ba;
  --accent2: #f0b84b;
  --deep: #113d8d;
  --tint: #e6effb;
  --line: #b6cae7;
  --radius: 4px;
  --on-deep-accent: #c3dfff;
  --inner-ground: #143fb4;
  --inner-image: url("innovation.png");
}
.theme-mind .brand img {
  width: 164px;
  height: 49px;
}
.theme-mind .brand > span > strong {
  font-size: 15px;
}
.theme-mind .brand small {
  font-size: 11px;
}
.theme-mind .poster-stage {
  background: #143fb4;
}
.theme-mind .hero-slogan {
  color: #ffdc7c;
  letter-spacing: 0.08em;
  font-size: 22px;
  margin-top: 0;
}
.theme-mind .hero-description {
  max-width: 800px;
  margin-top: 12px;
  font-size: 16px;
}
.theme-mind .projects-section {
  background: #e6effb;
}
.theme-mind .section#groups {
  background: var(--paper);
}
.theme-mind .route-section {
  background: var(--tint);
}
.theme-mind .project-card {
  border: 1px solid #a9c3e5;
  border-bottom: 4px solid #4988d4;
}
.theme-mind .project-card:nth-child(2) {
  border-bottom-color: #51a144;
}
.theme-mind .project-card:nth-child(3) {
  border-bottom-color: #db8628;
}

.poster-heading {
  padding-block: 16px;
}
.poster-heading .eyebrow {
  margin: 0;
  color: #e6efff;
}
.official-poster {
  position: relative;
  font-size: 50px;
  line-height: 1.4;
}
.official-poster picture img {
  width: 100%;
  height: auto;
}
.mobile-growth-art {
  display: none;
}
.poster-title-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.poster-summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding-block: 26px;
}
.poster-summary .actions {
  margin: 0;
  flex-wrap: wrap;
}
.poster-summary .button:not(.consult-secondary) {
  background: #fff;
  border-color: #fff;
  color: #143fb4;
}
.poster-summary .button.secondary {
  color: #fff;
  background: transparent;
  border-color: #ffffff90;
}

/* Traditional sports: ceremonial typography and project-specific graphic forms. */
.theme-sport {
  --ink: #43312b;
  --muted: #706055;
  --accent: #9a302a;
  --accent2: #cba55a;
  --deep: #63291f;
  --tint: #ece3d5;
  --line: #ccbbab;
  --paper: #fffdf8;
  --on-deep-accent: #efd2a0;
  --inner-ground: #63291f;
  --inner-image: url("sport-hero-v4.webp");
}
.theme-sport .poster-stage {
  background: #56231c;
}
.theme-sport .poster-content {
  min-height: 620px;
}
.theme-sport .hero-copy {
  max-width: 740px;
}
.theme-sport .hero-copy h1 {
  font-size: clamp(40px, 4vw, 60px);
  letter-spacing: 0.025em;
  color: #fff5df;
}
.theme-sport .hero-copy .eyebrow {
  color: #f4d6a6;
}
.theme-sport .hero-slogan {
  color: #f1cc89;
  font-size: 25px;
}
.theme-sport .hero-description {
  max-width: 550px;
  color: #f1e0d0;
}
.theme-sport .poster-art {
  background:
    linear-gradient(90deg, #30070a70 0%, #30070a33 40%, transparent 68%),
    url("sport-hero-v4.webp") center/cover no-repeat;
}
.theme-sport .hero-copy .button:not(.consult-secondary) {
  background: #e9c787;
  color: #52291d;
  border-color: #e9c787;
}
.theme-sport .hero-copy .button.secondary {
  background: transparent;
  color: #fff2df;
  border-color: #e9c7879c;
}

.theme-sport .projects-section {
  background: #713026;
  --ink: #fff2df;
  --accent: #f0ca8d;
  --muted: #ebd4c0;
  --line: #b07864;
  color: var(--ink);
}
.sport-projects {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.sport-projects article {
  overflow: hidden;
  border: 1px solid var(--line);
  background: #7a342b;
}
.sport-project-photo img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}
.sport-project-copy {
  padding: 24px;
}
.sport-project-title {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 12px;
}
.sport-project-title h3 {
  font-size: 30px;
}
.sport-projects .text-link {
  margin-top: 22px;
}
.theme-sport .certificate img {
  max-height: 350px;
}

@media (min-width: 1600px) {
  .container {
    width: min(1320px, calc(100% - 100px));
  }
  .poster-content {
    min-height: 660px;
  }
  .theme-story .poster-content {
    min-height: 690px;
  }
}

@media (max-width: 1200px) {
  .container {
    width: calc(100% - 56px);
  }
  .navigation {
    gap: 18px;
  }
  .navigation nav {
    gap: 18px;
  }
  .brand strong {
    font-size: 16px;
    white-space: normal;
  }
  .brand small {
    font-size: 12px;
  }
  .brand img {
    width: 54px;
    height: 54px;
  }
  .header-contact {
    display: none;
  }

  .hero-copy {
    max-width: 760px;
  }
  .hero-copy h1,
  .theme-ocean .hero-copy h1,
  .theme-labor .hero-copy h1,
  .theme-mind .hero-copy h1,
  .theme-sport .hero-copy h1 {
    font-size: 46px;
  }
  .poster-content,
  .theme-ocean .poster-content,
  .theme-labor .poster-content,
  .theme-mind .poster-content,
  .theme-sport .poster-content {
    min-height: 580px;
  }
  .fact-strip > div {
    padding: 20px 18px;
  }
  .fact-strip strong {
    font-size: 18px;
    margin-left: 0;
  }

  .overview-grid {
    gap: 40px;
  }
  .project-grid.count-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .date {
    font-size: 28px;
    white-space: normal;
    letter-spacing: -0.025em;
  }
  .language-units article {
    grid-template-columns: 170px 180px 1fr;
    gap: 20px;
  }
  .language-units .text-link {
    grid-column: 3;
    justify-self: start;
  }

  .content-layout {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 28px;
  }
  .content-layout:has(.info-block) {
    padding: 20px;
  }
  .info-block {
    padding: 22px;
  }
  .document-grid {
    grid-template-columns: 360px 1fr;
    gap: 45px;
  }
  .honors-grid {
    gap: 45px;
  }
  .timeline.full .timeline-item {
    grid-template-columns: 300px 1fr;
  }
  .timeline.full .date {
    font-size: 28px;
  }

  .theme-mind .brand > span {
    display: none;
  }
  .poster-crane {
    width: 175px;
    right: -3%;
    top: 35%;
  }
  .poster-crane-small {
    width: 125px;
    left: -4%;
  }
  .theme-labor .poster-art {
    background-position: 58% center;
  }
}

@media (max-width: 1180px) {
  .container {
    width: calc(100% - 40px);
  }
  .navigation {
    min-height: 78px;
    position: relative;
    gap: 18px;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    background: transparent;
    border: 1px solid var(--line);
    padding: 9px 12px;
    min-height: 44px;
    font-size: 14px;
    white-space: nowrap;
  }
  .navigation nav {
    display: none;
    position: absolute;
    top: 100%;
    left: -20px;
    right: -20px;
    background: var(--paper);
    padding: 16px 20px 20px;
    border-bottom: 1px solid var(--line);
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    box-shadow: 0 15px 25px #20302a15;
  }
  .navigation nav.open {
    display: flex;
    flex-wrap: wrap;
  }
  .navigation nav a {
    min-height: 40px;
    padding: 6px 0;
    font-size: 15px;
  }
  .brand {
    gap: 10px;
    max-width: calc(100% - 125px);
  }
  .theme-mind .brand img {
    width: 150px;
  }
  .theme-mind .brand > span {
    display: block;
  }
  .theme-mind .brand > span > strong {
    display: none;
  }
  .theme-mind .brand small {
    max-width: 140px;
    line-height: 1.5;
    font-size: 10px;
  }

  .section {
    padding: 44px 0;
  }
  .section-head {
    margin-bottom: 26px;
  }
  .overview-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .large-copy {
    font-size: 17px;
  }
  .poster-content {
    padding-top: 42px;
  }
  .hero-copy {
    max-width: 690px;
  }
  .hero-copy h1,
  .theme-ocean .hero-copy h1,
  .theme-labor .hero-copy h1,
  .theme-mind .hero-copy h1,
  .theme-sport .hero-copy h1 {
    font-size: 45px;
  }
  .hero-description {
    max-width: 570px;
  }
  .hero-slogan {
    font-size: 21px;
  }
  .theme-ocean .poster-art {
    background-position: 58% center;
  }
  .theme-labor .poster-art {
    background-position: 63% center;
  }
  .theme-sport .poster-art {
    background-position: 65% center;
  }

  .fact-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .fact-strip > div {
    border-bottom: 1px solid var(--line);
  }
  .fact-strip > div:nth-child(3) {
    border-left: 0;
  }
  .fact-strip > div:nth-child(n + 3) {
    border-bottom: 0;
  }
  .organization-grid {
    gap: 20px;
  }
  .group-grid,
  .group-grid.count-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .honors-grid {
    gap: 35px;
  }
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .materials-grid {
    gap: 30px;
  }
  .participation-grid {
    gap: 28px;
  }
  .participation-grid > div + div {
    padding-left: 24px;
  }
  .preparation {
    padding: 24px;
  }

  .timeline,
  .theme-labor .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }
  .date {
    font-size: 28px;
    white-space: normal;
    letter-spacing: -0.025em;
  }
  .comparison-header,
  .comparison-row {
    gap: 16px;
    padding-inline: 15px;
  }
  .comparison-row p {
    font-size: 15px;
  }
  .steps.count-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .project-body {
    padding: 21px;
  }
  .project-body h3 {
    font-size: 21px;
  }
  .project-grid.count-3 {
    gap: 14px;
  }
  .project-type {
    font-size: 12px;
  }

  .content-layout {
    grid-template-columns: 1fr;
  }
  .page-aside {
    display: none;
  }
  .document-grid {
    grid-template-columns: 300px 1fr;
    gap: 30px;
  }
  .document-grid h2 {
    font-size: 28px;
  }
  .language-units article {
    grid-template-columns: 140px 150px 1fr;
    gap: 18px;
  }
  .labor-projects article {
    padding: 26px;
  }
  .sport-project-copy {
    padding: 20px;
  }
  .sport-project-title {
    gap: 12px;
  }
  .sport-project-title h3 {
    font-size: 26px;
  }
  .inner-hero h1 {
    font-size: 36px;
  }

  .mobile-contact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 40;
    background: var(--paper);
    border-top: 1px solid var(--line);
    padding: 10px 20px calc(10px + env(safe-area-inset-bottom));
  }
  .mobile-contact > span {
    font-size: 12px;
    font-weight: 600;
    line-height: 1.6;
    max-width: 55%;
  }
  .mobile-contact .button {
    min-height: 56px;
    min-width: 0;
    font-size: 15px;
  }
  .footer-grid {
    padding-bottom: 90px;
  }
  .footer-grid nav {
    gap: 14px;
  }
  .cta-inner {
    gap: 28px;
    flex-wrap: wrap;
  }
  .cta h2 {
    font-size: 28px;
  }
  .cta .button {
    min-width: 0;
  }

  .theme-story .poster-content {
    min-height: 610px;
  }
  .story-wordmark {
    width: 500px;
    height: 175px;
  }
  .story-subtitle {
    font-size: 29px;
  }
  .poster-crane {
    width: 140px;
    top: 33%;
    opacity: 0.6;
  }
  .poster-crane-small {
    width: 100px;
    opacity: 0.6;
  }
  .poster-sun {
    width: 160px;
    opacity: 0.45;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
    font:
      17px/1.85 "Microsoft YaHei",
      "PingFang SC",
      "Noto Sans CJK SC",
      sans-serif;
  }
  .container {
    width: calc(100% - 36px);
  }
  h1 {
    font-size: 36px;
  }
  h2 {
    font-size: 29px;
  }
  h3 {
    font-size: 20px;
  }
  .section {
    padding: 36px 0;
    border-top-width: 2px;
  }
  .section-head {
    margin-bottom: 24px;
    padding-left: 15px;
    border-left-width: 4px;
  }
  .section-head > p:last-child:not(.eyebrow) {
    font-size: 16px;
    margin-top: 10px;
  }

  .navigation {
    min-height: 76px;
    gap: 18px;
  }
  .brand img {
    width: 44px;
    height: 44px;
  }
  .brand {
    max-width: calc(100% - 105px);
    gap: 8px;
  }
  .brand strong {
    font-size: 14px;
    letter-spacing: -0.03em;
    white-space: normal;
  }
  .brand small {
    font-size: 12px;
    line-height: 1.5;
    margin-top: 3px;
  }
  .menu-toggle {
    padding: 8px 9px;
    font-size: 12px;
    gap: 8px;
    min-height: 44px;
  }
  .theme-mind .brand img {
    width: 148px;
    height: 45px;
  }
  .theme-mind .brand > span {
    display: none;
  }

  .poster-content,
  .theme-ocean .poster-content,
  .theme-labor .poster-content,
  .theme-mind .poster-content,
  .theme-sport .poster-content {
    min-height: 0;
    padding-top: 34px;
    padding-bottom: 22px;
    justify-content: flex-start;
  }
  .hero-copy {
    margin-bottom: 24px;
    max-width: 100%;
  }
  .hero-copy h1,
  .theme-ocean .hero-copy h1,
  .theme-labor .hero-copy h1,
  .theme-mind .hero-copy h1,
  .theme-sport .hero-copy h1 {
    font-size: 38px;
    line-height: 1.4;
    letter-spacing: -0.045em;
  }
  .hero-copy .phrase {
    display: block;
  }
  .hero-copy .eyebrow {
    font-size: 13px;
    letter-spacing: 0;
    gap: 7px;
    margin-bottom: 22px;
  }
  .hero-slogan,
  .theme-labor .hero-slogan,
  .theme-sport .hero-slogan {
    font-size: 18px;
    letter-spacing: 0.05em;
    margin-top: 18px;
  }
  .hero-description {
    font-size: 16px;
    line-height: 1.9;
    margin-top: 14px;
  }
  .actions {
    margin-top: 24px;
    gap: 10px;
    flex-wrap: wrap;
  }
  .actions .button {
    padding: 12px 18px;
    min-height: 52px;
    gap: 18px;
    font-size: 15px;
    min-width: 0;
  }
  .poster-footnote {
    display: block;
    font-size: 11px;
    letter-spacing: 0.05em;
    padding-top: 14px;
    margin-top: 0;
  }
  .poster-footnote > span {
    font-size: 13px;
  }
  .poster-footnote > div {
    gap: 18px;
    margin-top: 6px;
  }

  .theme-ocean .poster-art {
    background:
      linear-gradient(90deg, #061e39e8, #06284c88),
      url("ocean-hero-v3-mobile.webp") 66% center/auto 100% no-repeat;
  }
  .theme-story .poster-content {
    min-height: 0;
    padding-top: 28px;
  }
  .theme-story .poster-stage {
    background-image: url("poster-paper-mobile.webp");
  }
  .theme-story .hero-copy .eyebrow {
    margin-bottom: 16px;
  }
  .theme-story .hero-copy h1 {
    font-size: 30px;
    line-height: 1.5;
  }
  .story-wordmark {
    width: 100%;
    height: auto;
    margin: -18px auto -10px;
  }
  .story-subtitle {
    font-size: 23px;
    letter-spacing: 0.02em;
  }
  .theme-story .hero-slogan {
    font-size: 18px;
    letter-spacing: 0.1em;
    margin-top: 16px;
  }
  .theme-story .hero-description {
    font-size: 16px;
  }
  .poster-crane {
    width: 110px;
    right: -30px;
    top: 58%;
    opacity: 0.35;
  }
  .poster-crane-small {
    width: 85px;
    left: -35px;
    bottom: 14%;
    opacity: 0.3;
  }
  .poster-sun {
    width: 140px;
    right: -20px;
    top: 7%;
    opacity: 0.4;
  }
  .poster-river {
    right: -10%;
    bottom: -32%;
    height: 70%;
    opacity: 0.45;
  }

  .theme-labor .poster-art {
    background:
      linear-gradient(90deg, #04182ef2, #04182e80),
      url("labor-ai-hero-v3-mobile.webp") 67% center/auto 100% no-repeat;
  }
  .theme-sport .poster-art {
    background:
      linear-gradient(90deg, #30070af2, #30070a88),
      url("sport-hero-v4-mobile.webp") 70% center/auto 100% no-repeat;
  }
  .theme-sport .hero-copy h1 {
    letter-spacing: 0;
  }

  .poster-heading {
    padding-block: 20px 8px;
  }
  .poster-heading .eyebrow {
    font-size: 11px;
    letter-spacing: 0;
  }
  .official-poster {
    font-size: 36px;
    padding: 16px 18px 0;
  }
  .poster-title-text {
    position: static;
    display: block;
    width: auto;
    height: auto;
    padding: 0;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
  }
  .poster-title-text .phrase {
    display: block;
  }
  .official-poster picture {
    display: none;
  }
  .mobile-growth-art {
    display: flex;
    justify-content: center;
    padding: 10px 18px 0;
    height: 100px;
  }
  .mobile-growth-art img {
    width: 33.333%;
    height: 100%;
    object-fit: contain;
  }
  .poster-summary {
    display: block;
    padding-block: 0 24px;
    gap: 24px;
  }
  .theme-mind .hero-slogan {
    font-size: 18px;
  }
  .poster-summary .actions {
    margin-top: 18px;
    flex-wrap: wrap;
  }

  .fact-strip > div {
    padding: 17px 12px;
  }
  .fact-strip strong {
    font-size: 17px;
    line-height: 1.6;
    margin-top: 7px;
  }
  .fact-label {
    font-size: 12px;
    gap: 10px;
  }
  .fact-label b {
    font-size: 10px;
  }
  .organization-grid {
    grid-template-columns: 1fr;
    padding-block: 24px;
    gap: 15px;
  }
  .organization-grid > div {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 10px;
    align-items: start;
    padding-left: 12px;
  }
  .organization-grid span {
    font-size: 12px;
    padding-top: 2px;
  }
  .organization-grid strong {
    font-size: 15px;
  }
  .overview-grid {
    gap: 18px;
  }
  .participation-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .participation-grid > div + div {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 20px 0 0;
  }
  .participation-groups {
    font-size: 18px;
  }
  .large-copy {
    font-size: 16px;
  }
  .edition {
    gap: 5px;
    font-size: 12px;
    flex-direction: column;
    margin-top: 16px;
  }

  .project-grid.count-4,
  .project-grid.count-3 {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .project-card {
    display: block;
  }
  .project-body {
    padding: 20px;
  }
  .project-body h3 {
    font-size: 23px;
  }
  .project-body > p:not(.project-type) {
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 18px;
  }

  .group-grid,
  .group-grid.count-4 {
    grid-template-columns: 1fr;
  }
  .group-grid.count-5 .group-item {
    grid-template-columns: 27px minmax(0, 1fr);
    gap: 0 12px;
  }
  .group-grid.count-5 .group-item .number {
    grid-row: 1;
  }
  .group-grid.count-5 .group-item p {
    grid-column: 1/-1;
    margin-top: 8px;
    font-size: 15px;
  }
  .group-item {
    display: grid;
    grid-template-columns: 27px 1fr;
    gap: 0 12px;
    padding: 18px;
  }
  .group-item .number {
    grid-column: 1;
    grid-row: 1/3;
    align-self: center;
    font-size: 13px;
  }
  .group-item h3 {
    font-size: 19px;
    margin: 0;
  }
  .group-item p {
    grid-column: 2;
    font-size: 16px;
    margin-top: 4px;
  }
  .context-note {
    font-size: 14px;
    line-height: 1.9;
  }

  .steps,
  .steps.count-4 {
    grid-template-columns: 1fr;
    gap: 0;
    --step-gutter: 42px;
    border-top: 1px solid var(--line);
  }
  .steps article {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 0 12px;
    border-bottom: 1px solid var(--line);
    padding: 22px 0;
  }
  .step-number {
    grid-row: 1/3;
    grid-column: 1;
    font-size: 29px;
    line-height: 1.4;
    margin: 0;
  }
  .steps h3 {
    font-size: 19px;
    line-height: 1.6;
    margin-bottom: 6px;
  }
  .steps p {
    font-size: 16px;
    grid-column: 2;
  }

  .timeline,
  .theme-labor .timeline {
    display: block;
  }
  .timeline-item {
    padding: 23px 0;
    border-bottom: 1px solid var(--line);
    display: block;
  }
  .timeline-mark {
    display: flex;
    align-items: center;
    gap: 15px;
  }
  .timeline-mark .number {
    margin: 0;
    font-size: 11px;
  }
  .date {
    font-size: 28px;
    line-height: 1.5;
    white-space: normal;
    letter-spacing: -0.025em;
  }
  .timeline-content h3 {
    font-size: 19px;
    margin-top: 12px;
  }
  .timeline-content p {
    font-size: 16px;
    margin-top: 8px;
  }
  .timeline.full .timeline-item {
    display: block;
    padding: 23px 0;
  }
  .timeline.full .timeline-mark {
    gap: 15px;
  }
  .timeline.full .date {
    font-size: 28px;
  }
  .timeline.full .timeline-content h3 {
    font-size: 20px;
    margin-top: 13px;
  }

  .comparison {
    border: 0;
    background: transparent;
  }
  .comparison-header {
    display: none;
  }
  .comparison-row {
    display: grid;
    grid-template-columns: 1fr;
    border: 1px solid var(--line);
    gap: 0;
    background: var(--paper);
    border-radius: var(--radius);
    overflow: hidden;
    margin-top: 16px;
    padding: 0;
  }
  .comparison-row:nth-child(odd) {
    background: var(--paper);
  }
  .comparison-row:last-child {
    border-bottom: 1px solid var(--line);
  }
  .comparison-row h3 {
    background: var(--deep);
    color: #fff;
    font-size: 19px;
    padding: 14px 18px;
  }
  .comparison-row > div {
    padding: 15px 18px;
    border-bottom: 1px solid var(--line);
  }
  .comparison-row > div:last-child {
    border-bottom: 0;
  }
  .comparison-row p {
    font-size: 16px;
    line-height: 1.85;
  }
  .mobile-label {
    display: block;
    font-size: 12px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 6px;
  }

  .materials-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .bullet-list li {
    padding: 6px 0;
    font-size: 16px;
    line-height: 1.9;
  }
  .preparation {
    padding: 24px;
  }
  .preparation h2 {
    font-size: 27px;
  }
  .preparation .button {
    min-height: 54px;
  }
  .honors-grid,
  .info-block .honors-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .honors-grid .certificate {
    max-width: 370px;
    width: 100%;
    margin-inline: auto;
    padding: 18px;
  }
  .certificate img {
    max-height: 420px;
  }
  .certificate figcaption {
    font-size: 13px;
    margin-top: 15px;
  }
  .honor-list h3 {
    font-size: 19px;
  }
  .honor-list p {
    font-size: 16px;
  }

  .faq-grid {
    gap: 0;
  }
  .faq-list details {
    padding: 19px 0;
  }
  .faq-list summary {
    font-size: 16px;
    gap: 18px;
  }
  .faq-list p {
    font-size: 16px;
    padding-top: 13px;
    line-height: 1.95;
  }
  .cta {
    padding: 32px 0;
  }
  .cta-inner {
    display: block;
    flex-wrap: wrap;
    gap: 28px;
  }
  .cta h2 {
    font-size: 28px;
  }
  .cta p {
    font-size: 16px;
    line-height: 1.9;
  }
  .cta .button {
    min-height: 56px;
    margin-top: 24px;
    width: 100%;
    font-size: 16px;
    min-width: 0;
  }
  .footer-grid {
    display: block;
    padding-bottom: 92px;
  }
  .footer-grid strong {
    font-size: 15px;
  }
  .footer-grid p {
    font-size: 12px;
  }
  .footer-grid nav {
    margin-top: 22px;
    justify-content: flex-start;
    gap: 10px 20px;
    font-size: 14px;
  }
  .mobile-contact {
    padding-inline: 18px;
    gap: 10px;
  }
  .mobile-contact > span {
    font-size: 11px;
    max-width: 52%;
    line-height: 1.6;
  }
  .mobile-contact .button {
    min-width: 0;
    padding-inline: 17px;
    gap: 16px;
    font-size: 15px;
  }

  .inner-hero {
    padding: 25px 0 30px;
  }
  .inner-hero h1 {
    font-size: 34px;
    line-height: 1.4;
  }
  .breadcrumb {
    font-size: 12px;
    margin-bottom: 22px;
  }
  .inner-hero .eyebrow {
    font-size: 13px;
    gap: 7px;
    letter-spacing: 0;
  }
  .inner-hero > div > p:last-child {
    font-size: 16px;
    margin-top: 15px;
  }
  .content-layout:has(.info-block) {
    padding: 0;
    background: transparent;
  }
  .info-block {
    padding: 21px 17px;
    margin-bottom: 24px;
    border-top-width: 4px;
  }
  .info-block > h2 {
    font-size: 25px;
    margin-bottom: 20px;
    padding-bottom: 14px;
  }
  .info-block > h2:before {
    margin-right: 10px;
    font-size: 14px;
  }
  .info-block .group-grid,
  .info-block .group-grid.count-3,
  .info-block .steps {
    grid-template-columns: 1fr;
  }
  .requirements-meta {
    grid-template-columns: 1fr;
  }
  .requirements-meta > div {
    padding: 15px 16px;
  }
  dt {
    font-size: 12px;
  }
  dd {
    font-size: 16px;
    line-height: 1.8;
  }

  .document-grid {
    display: flex;
    flex-direction: column-reverse;
    gap: 28px;
    align-items: stretch;
  }
  .document-grid h2 {
    font-size: 27px;
  }
  .document-preview {
    padding: 10px;
    max-width: 390px;
    width: 100%;
    margin-inline: auto;
  }
  .file-meta {
    margin-top: 18px;
  }
  .file-meta > div {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 15px;
    padding: 12px 0;
  }
  .file-meta dt {
    margin: 0;
    padding-top: 2px;
  }
  .file-meta dd {
    font-size: 15px;
  }

  .language-units article {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0 12px;
    padding: 20px 0;
  }
  .language-unit-photo {
    margin-bottom: 18px;
  }
  .language-units h3 {
    font-size: 26px;
  }
  .language-units article > p {
    grid-column: 1;
    font-size: 16px;
    margin-top: 8px;
  }
  .language-units .text-link {
    grid-column: 1;
    margin-top: 14px;
    justify-self: start;
  }
  .language-units .project-type {
    font-size: 12px;
  }

  .labor-projects {
    display: block;
  }
  .labor-projects article {
    padding: 25px 23px;
  }
  .labor-projects article + article {
    margin-top: 20px;
  }
  .labor-projects .project-picture {
    margin-bottom: 18px;
  }
  .labor-projects h3 {
    font-size: 24px;
  }
  .labor-projects > article > p:not(.project-type) {
    font-size: 16px;
  }
  .theme-mind .project-card {
    display: block;
  }
  .theme-mind .project-picture img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
  }
  .theme-mind .project-body {
    padding: 22px;
  }
  .theme-mind .project-body h3 {
    font-size: 23px;
  }

  .sport-projects {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .sport-project-title {
    margin-bottom: 15px;
    gap: 20px;
  }
  .sport-project-title h3 {
    font-size: 28px;
  }
  .sport-projects .project-type {
    font-size: 13px;
  }
  .sport-project-copy > p:not(.project-type) {
    font-size: 16px;
  }
  .sport-projects .text-link {
    margin-top: 17px;
  }
  .theme-sport .certificate img {
    max-height: 260px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}