.research-page {
  font-size: 16px;
}
.research-page section[id] {
  scroll-margin-top: 116px;
}
.research-breadcrumb {
  display: flex;
  gap: 10px;
  margin-bottom: 27px;
  font-size: 14px;
  color: var(--muted);
}
.research-breadcrumb a:hover {
  color: var(--accent);
}
.research-hero {
  padding-block: 78px 68px;
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  align-items: center;
  gap: 80px;
}
.research-hero .eyebrow {
  margin-bottom: 24px;
}
.research-hero h1 {
  font-size: clamp(42px, 5vw, 72px);
}
.research-hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.research-lead {
  font-size: 19px;
  max-width: 590px;
  margin-top: 26px;
}
.research-hero-links {
  display: flex;
  align-items: center;
  gap: 25px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.research-note {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    radial-gradient(
      ellipse at 100% 0,
      rgba(var(--accent-rgb), 0.06),
      transparent 70%
    ),
    var(--surface);
}
.research-note-icon {
  display: block;
  color: var(--accent);
  font-size: 42px;
  line-height: 1;
  margin-bottom: 28px;
}
.research-note-heading {
  font: 500 31px/1.2 var(--font-heading);
  letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: 18px;
}
.research-note-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 25px;
  margin-top: 25px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--accent);
}
.publication-section {
  padding-bottom: 72px;
}
.publication-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding-top: 42px;
  border-top: 1px solid var(--line);
}
.publication-heading .eyebrow {
  margin-bottom: 16px;
}
.publication-heading h2 {
  font-size: clamp(32px, 3.8vw, 47px);
}
.research-tools {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 26px;
  margin-top: 30px;
}
.research-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.research-filter {
  padding: 10px 16px;
  min-height: 44px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 30px;
  color: var(--muted);
  font-size: 14px;
}
.research-filter:hover {
  color: var(--text);
  border-color: var(--muted);
}
.research-filter[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.research-search {
  display: grid;
  gap: 6px;
  font-size: 13px;
  min-width: 230px;
}
.research-search input {
  width: 100%;
  height: 46px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
}
.research-search input::placeholder {
  color: var(--muted);
}
.research-results {
  margin: 18px 0;
  font-size: 14px;
  min-height: 22px;
}
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 24px;
}
.research-card {
  --study-color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  overflow: clip;
  scroll-margin-top: 110px;
}
.research-card[data-color="cyan"] {
  --study-color: var(--cyan);
}
.research-card[data-color="purple"] {
  --study-color: var(--purple);
}
.research-card[data-color="amber"] {
  --study-color: var(--amber);
}
.research-card-header {
  padding: 24px 26px 0;
}
.research-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 13px;
  color: var(--study-color);
}
.research-meta span + span::before {
  content: "·";
  margin-right: 12px;
}
.research-card h3 {
  margin-top: 13px;
  font-size: clamp(24px, 2.25vw, 30px);
  line-height: 1.18;
  letter-spacing: -0.035em;
}
.research-visual {
  margin: 18px 0 0;
  padding: 0 20px;
  color: var(--study-color);
}
.research-visual svg {
  width: 100%;
  height: 185px;
  overflow: visible;
}
.research-visual figcaption {
  color: var(--muted);
  font-size: 12px;
  margin: 0 6px;
}
.research-visual .diagram-base {
  stroke: var(--study-color);
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.research-visual .diagram-grid {
  opacity: 0.085;
  stroke-width: 1;
}
.research-visual .stage-part {
  opacity: 0.8;
  transition: opacity 0.25s ease;
}
.research-visual .solid {
  fill: var(--study-color);
  stroke: none;
}
.research-visual .soft {
  fill: var(--study-color);
  fill-opacity: 0.09;
}
.research-visual text {
  stroke: none;
  fill: var(--study-color);
  font: 12px var(--font-body);
  text-anchor: middle;
}
.research-visual .diagram-small {
  font-size: 10px;
}
.research-visual .diagram-large {
  font-family: var(--font-heading);
  font-size: 22px;
}
.research-visual .diagram-muted {
  opacity: 0.35;
}
.research-visual .diagram-arrow {
  opacity: 0.45;
}
.research-card[data-step="0"] .stage-part:not([data-stage="0"]),
.research-card[data-step="1"] .stage-part:not([data-stage="1"]),
.research-card[data-step="2"] .stage-part:not([data-stage="2"]) {
  opacity: 0.28;
}
.research-card[data-step="0"] [data-stage="0"],
.research-card[data-step="1"] [data-stage="1"],
.research-card[data-step="2"] [data-stage="2"] {
  opacity: 1;
}
.research-card[data-step="0"] [data-stage="0"] .story-spark,
.research-card[data-step="1"] [data-stage="1"] .story-spark,
.research-card[data-step="2"] [data-stage="2"] .story-spark {
  animation: story-pulse 0.55s ease-out;
}
@keyframes story-pulse {
  0% {
    opacity: 0.1;
  }
  100% {
    opacity: 1;
  }
}
.research-takeaway {
  margin: 17px 26px 22px;
  font-size: 16px;
  min-height: 52px;
}
.study-details {
  border-top: 1px solid var(--line);
}
.study-details > summary {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  list-style: none;
  cursor: pointer;
  padding: 17px 26px;
  color: var(--text);
  font-weight: 500;
  font-size: 15px;
  min-height: 58px;
}
.study-details > summary::-webkit-details-marker,
.paper-source > summary::-webkit-details-marker {
  display: none;
}
.study-details > summary:hover {
  background: rgba(var(--text-rgb), 0.0196);
  color: var(--study-color);
}
.study-details > summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
  color: var(--study-color);
}
.study-details[open] > summary::after {
  content: "−";
}
.study-details[open] > summary {
  color: var(--study-color);
}
.study-story {
  padding: 2px 26px 25px;
}
.story-step-buttons {
  display: flex;
  gap: 6px;
  padding-bottom: 20px;
}
.story-step-button {
  flex: 1;
  padding: 9px 4px;
  font-size: 13px;
  min-height: 44px;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}
.story-step-button[aria-pressed="true"] {
  color: var(--study-color);
  border-color: var(--study-color);
  background: var(--surface-2);
}
.story-step-button:hover {
  color: var(--text);
}
.story-panel {
  min-height: 113px;
}
.story-panel h4 {
  font-family: var(--font-body);
  font-size: 16px;
  letter-spacing: 0;
  color: var(--text);
  margin-bottom: 8px;
}
.story-panel p {
  font-size: 16px;
  line-height: 1.65;
}
.story-next {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  width: 100%;
  margin: 16px 0 20px;
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: none;
  color: var(--study-color);
  text-align: left;
  font-size: 14px;
  min-height: 44px;
}
.story-context {
  font-size: 14px;
  padding-top: 15px;
  border-top: 1px solid var(--line);
}
.story-context strong {
  display: block;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 3px;
}
.story-limitation {
  font-size: 13px;
  margin-top: 14px;
}
.paper-source {
  padding-top: 20px;
}
.paper-source > summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 14px;
  padding-block: 8px;
  min-height: 40px;
}
.paper-source > summary:hover {
  color: var(--text);
}
.source-title {
  font: 500 16px/1.5 var(--font-heading);
  color: var(--text);
  margin: 12px 0 10px;
}
.source-authors {
  font-size: 13px;
  line-height: 1.7;
}
.source-author-note {
  margin-top: 8px;
  font-size: 13px;
}
.source-venue {
  margin-top: 12px;
  font-size: 13px;
}
.source-doi {
  display: block;
  font: 12px/1.8 var(--font-mono);
  color: var(--muted);
  overflow-wrap: anywhere;
  margin-top: 8px;
}
.source-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 17px;
}
.source-links a {
  font-size: 14px;
  color: var(--study-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.research-empty {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 50px 26px;
  text-align: center;
}
.research-empty h3 {
  margin-bottom: 12px;
}
.research-empty .button {
  margin-top: 23px;
}
.research-attribution {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
  margin-top: 42px;
  padding-top: 25px;
  border-top: 1px solid var(--line);
}
.research-attribution p {
  max-width: 780px;
  font-size: 14px;
}
.research-attribution strong {
  display: block;
  color: var(--text);
  font-weight: 500;
  margin-bottom: 5px;
}
.research-attribution a {
  flex-shrink: 0;
  font-size: 14px;
}
.research-support {
  padding-block: 54px 65px;
  border-top: 1px solid var(--line);
}
.research-support-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 40px;
}
.research-support-heading .eyebrow {
  margin-bottom: 16px;
}
.research-support-heading h2 {
  font-size: clamp(32px, 3.8vw, 47px);
}
.research-support-heading h2 em {
  font-style: normal;
  color: var(--accent);
}
.research-support-heading > p {
  max-width: 360px;
  font-size: 17px;
}
.research-support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 32px;
}
.research-support-grid article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
}
.research-support-number {
  color: var(--accent);
  font: 11px/1.5 var(--font-mono);
  letter-spacing: 0.06em;
}
.research-support-grid h3 {
  margin: 24px 0 12px;
  font-size: 24px;
}
.research-support-grid p {
  font-size: 15px;
}
.research-support-action {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 28px;
}
.research-support-action .button {
  flex-shrink: 0;
}
.research-support-action p {
  max-width: 440px;
  font-size: 14px;
}
.research-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 36px;
  padding-block: 54px 65px;
  border-top: 1px solid var(--line);
}
.research-cta .eyebrow {
  margin-bottom: 16px;
}
.research-cta h2 {
  font-size: clamp(32px, 3.5vw, 45px);
}
.research-cta p:not(.eyebrow) {
  margin-top: 16px;
}
.research-cta .button {
  flex-shrink: 0;
}
.research-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 30px;
  margin-top: 26px;
  font-size: 14px;
  color: var(--muted);
}
.research-footer-links a:hover {
  color: var(--accent);
}
.research-noscript {
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.research-noscript li {
  margin-top: 18px;
}
.research-noscript a {
  text-decoration: underline;
}
html[data-motion="paused"] .research-visual * {
  animation: none !important;
  transition: none !important;
}
@media (max-width: 1100px) {
  .research-hero {
    gap: 40px;
  }
  .research-tools {
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
  }
  .research-search {
    max-width: 420px;
  }
  .research-attribution {
    align-items: start;
    flex-direction: column;
    gap: 18px;
  }
}
@media (max-width: 800px) {
  .research-support-heading,
  .research-support-action {
    flex-direction: column;
    align-items: start;
    gap: 22px;
  }
  .research-support-heading > p {
    max-width: 580px;
  }
  .research-support-grid {
    gap: 12px;
  }
  .research-support-grid article {
    padding: 20px;
  }
  .research-support-grid h3 {
    font-size: 21px;
  }
  .research-hero {
    padding-block: 48px;
    grid-template-columns: 1fr;
    gap: 35px;
  }
  .research-note {
    display: none;
  }
  .research-lead {
    font-size: 17px;
  }
  .publication-heading {
    display: block;
    padding-top: 30px;
  }
  .publication-heading > p {
    margin-top: 16px;
  }
  .research-grid {
    gap: 18px;
  }
  .research-card-header {
    padding: 21px 20px 0;
  }
  .research-card h3 {
    font-size: 25px;
  }
  .research-takeaway {
    margin-inline: 20px;
  }
  .research-visual {
    padding-inline: 10px;
  }
  .research-visual svg {
    height: 160px;
  }
  .research-visual figcaption {
    margin-inline: 10px;
  }
  .study-details > summary,
  .study-story {
    padding-inline: 20px;
  }
  .story-step-button {
    font-size: 12px;
  }
  .research-cta {
    align-items: start;
    flex-direction: column;
    padding-block: 40px;
  }
}
@media (max-width: 620px) {
  .research-support {
    padding-block: 40px;
  }
  .research-support-grid {
    grid-template-columns: 1fr;
    margin-top: 26px;
  }
  .research-support-grid h3 {
    margin-top: 16px;
  }
  .research-support-action .button {
    width: 100%;
    justify-content: center;
    font-size: 14px;
    padding-inline: 15px;
  }
  .research-grid {
    grid-template-columns: 1fr;
  }
  .research-hero-links {
    gap: 18px;
  }
  .research-visual svg {
    height: 190px;
  }
  .research-card h3 {
    min-height: 0;
  }
  .research-takeaway {
    min-height: 0;
  }
  .research-filter {
    padding-inline: 12px;
    font-size: 13px;
  }
  .research-filters {
    gap: 7px;
  }
  .story-panel {
    min-height: 110px;
  }
  .research-search {
    max-width: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .research-visual * {
    animation: none !important;
    transition: none !important;
  }
}