/* Versioned filename intentionally invalidates the GitHub Pages CDN cache. */
.questions {
  padding-top: 48px;
}

.authors {
  flex-wrap: wrap;
}

.affiliations {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin: 14px auto 0;
  max-width: 940px;
}

.affiliations p {
  margin: 4px 0;
}

.affiliations sup,
.authors sup {
  font-size: .72em;
  margin-right: 2px;
}

.corresponding-author {
  padding-top: 5px;
}

.author-contact {
  background: #edf4ff;
  border: 1px solid #d7e5fb;
  border-radius: 16px;
  margin: 16px auto 0;
  max-width: 760px;
  padding: 18px 22px;
}

.author-contact p {
  color: #40577d;
  font-size: 14px;
  line-height: 1.65;
  margin: 0 0 12px;
}

.author-email {
  background: #fff;
  border: 1px solid #c8d9f4;
  border-radius: 999px;
  color: var(--blue);
  display: inline-flex;
  font-weight: 650;
  padding: 8px 14px;
  text-decoration: none;
}

.author-email:hover {
  background: #f8fbff;
  text-decoration: underline;
}

.evaluation-note {
  background: var(--blue-soft);
  border-radius: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  margin: 18px 0 0;
  padding: 16px 20px;
}

.evaluation-note strong {
  color: var(--ink);
}

.question-shell {
  background: #fff0f3;
  border: 1px solid #f3d9df;
  border-radius: 28px;
  overflow: hidden;
  padding: 46px;
  position: relative;
}

.question-main {
  align-items: center;
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr) 250px;
  min-height: 270px;
}

.question-main-copy {
  max-width: 820px;
  position: relative;
  z-index: 2;
}

.question-label {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  line-height: 1.5;
  margin: 0 0 16px;
  text-transform: uppercase;
}

.question-label-red {
  color: var(--red);
}

.question-main h2 {
  font-size: clamp(32px, 4.2vw, 53px);
  margin: 0;
  max-width: 900px;
}

.question-main h2 em {
  color: var(--red);
  font-style: italic;
}

.planning-giraffe {
  align-self: end;
  display: block;
  height: 360px;
  margin: -92px auto -40px;
  max-width: 100%;
  object-fit: contain;
  position: relative;
  width: auto;
  z-index: 1;
}

.subquestion-card {
  background: #edf4ff;
  border: 1px solid #d7e5fb;
  border-radius: 20px;
  padding: 30px;
  position: relative;
  z-index: 3;
}

.subquestion-list {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.subquestion-list article {
  border-right: 1px solid #cfddf2;
  padding: 4px 24px;
}

.subquestion-list article:first-child {
  padding-left: 0;
}

.subquestion-list article:last-child {
  border-right: 0;
  padding-right: 0;
}

.subquestion-list span {
  color: #174da9;
  display: block;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
}

.subquestion-list p {
  color: #40577d;
  font-size: 14px;
  line-height: 1.65;
  margin: 0;
}

.stage-expanded {
  display: block;
  padding: 86px 0;
}

.stage-expanded .stage-eyebrow {
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: .045em;
  line-height: 1.3;
  text-transform: none;
}

.paper-figure {
  display: flex;
  flex-direction: column;
}

.paper-figure img {
  height: auto;
  margin: auto;
  max-width: 100%;
  width: 100%;
}

.paper-figure figcaption {
  width: 100%;
}

.stage-header {
  display: grid;
  gap: 32px;
  grid-template-columns: 55px minmax(0, 760px);
  margin-bottom: 54px;
}

.stage-header .stage-content > p {
  font-size: 17px;
  margin-bottom: 0;
}

.study-row {
  align-items: center;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 50px;
  grid-template-columns: 1fr;
  padding: 58px 0;
}

.study-copy {
  max-width: 800px;
}

.study-row-reverse .study-copy {
  order: initial;
}

.study-row-reverse > .paper-figure,
.study-row-reverse > .figure-pair {
  order: initial;
}

.study-copy h4,
.merge-curves-heading h4,
.condition-card h4 {
  font-size: clamp(23px, 2.5vw, 32px);
  letter-spacing: -.035em;
  line-height: 1.12;
  margin: 11px 0 20px;
}

.study-copy p,
.merge-curves-heading p,
.condition-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.study-index,
.condition-card > span {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.stage-expanded .study-index,
.merge-curves .study-index {
  display: block;
  font-size: clamp(15px, 1.5vw, 18px);
  letter-spacing: .045em;
  line-height: 1.4;
  text-transform: none;
}

.evidence-note {
  background: var(--blue-soft);
  border-left: 3px solid var(--blue);
  border-radius: 0 12px 12px 0;
  display: grid;
  gap: 5px;
  margin-top: 28px;
  padding: 17px 18px;
}

.evidence-note strong {
  color: #234b9e;
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.evidence-note span {
  color: #3c557d;
  font-size: 13px;
  line-height: 1.55;
}

.takeaway blockquote {
  font-size: clamp(20px, 2.2vw, 30px);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.45;
}

.figure-pair {
  align-items: start;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  width: 100%;
}

.figure-pair .paper-figure {
  align-self: stretch;
  display: flex;
  flex-direction: column;
}

.figure-pair .paper-figure img {
  background: #fff;
  height: auto;
  margin: auto;
  max-width: 100%;
  width: 100%;
}

.figure-pair .paper-figure figcaption {
  flex: 1;
}

.study-figure {
  width: 100%;
}

.study-row > .study-figure img {
  height: auto;
  margin: auto;
  max-width: 100%;
  width: 100%;
}

.merge-framework {
  margin: 0 auto 46px;
  max-width: 980px;
}

.condition-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 18px;
}

.condition-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px;
}

.condition-card h4 {
  font-size: 22px;
  margin-bottom: 14px;
}

.condition-card p {
  font-size: 14px;
  margin-bottom: 0;
}

.condition-danger {
  background: #fff8f7;
  border-color: #f1d5d1;
}

.condition-danger > span {
  color: var(--red);
}

.merge-curves {
  border-top: 1px solid var(--line);
  padding: 58px 0;
}

.merge-curves-heading {
  max-width: 790px;
}

.merge-curves-heading h4 {
  font-size: clamp(25px, 3vw, 36px);
}

.merge-curves > .figure-pair {
  margin-top: 34px;
}

.parameter-row {
  padding-bottom: 0;
}

.mechanism-panel {
  background: #f5f8fd;
  border: 1px solid #dce4f1;
  border-radius: 22px;
  display: grid;
  gap: 34px;
  padding: 38px;
}

.mechanism-copy {
  max-width: 860px;
}

.mechanism-copy h4 {
  font-size: clamp(25px, 3vw, 36px);
  letter-spacing: -.035em;
  line-height: 1.12;
  margin: 12px 0 18px;
}

.mechanism-copy > p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.paper-table {
  background: #fff;
  margin: 44px auto 68px;
  max-width: 1100px;
  overflow-x: auto;
  width: 100%;
}

.paper-table img {
  display: block;
  height: auto;
  min-width: 760px;
  width: 100%;
}

.paper-table-compact {
  max-width: 900px;
}

.paper-table-compact img {
  min-width: 620px;
}

@media (max-width: 860px) {
  .question-shell {
    padding: 34px;
  }

  .question-main {
    grid-template-columns: minmax(0, 1fr) 180px;
  }

  .planning-giraffe {
    height: 285px;
    margin-bottom: -30px;
  }

  .subquestion-list {
    grid-template-columns: 1fr;
  }

  .subquestion-list article,
  .subquestion-list article:first-child,
  .subquestion-list article:last-child {
    border-bottom: 1px solid #cfddf2;
    border-right: 0;
    padding: 20px 0;
  }

  .subquestion-list article:last-child {
    border-bottom: 0;
    padding-bottom: 0;
  }

  .subquestion-list article:first-child {
    padding-top: 4px;
  }

  .stage-expanded {
    grid-template-columns: 1fr;
  }

  .stage-header {
    grid-template-columns: 40px 1fr;
  }

  .study-row {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .study-row-reverse .study-copy,
  .study-row-reverse > .paper-figure,
  .study-row-reverse > .figure-pair {
    order: initial;
  }

  .condition-grid {
    grid-template-columns: 1fr;
  }

  .figure-pair {
    gap: 12px;
  }
}

@media (max-width: 560px) {
  .mechanism-panel {
    border-radius: 16px;
    padding: 24px 18px;
  }

  .questions {
    padding-inline: 0;
  }

  .question-shell {
    border-radius: 0;
    padding: 30px 22px;
  }

  .question-main {
    grid-template-columns: 1fr;
  }

  .planning-giraffe {
    height: 230px;
    margin: -30px 0 -20px auto;
  }

  .subquestion-card {
    padding: 24px 20px;
  }

  .stage-expanded {
    padding: 64px 0;
  }

  .stage-header {
    display: block;
    margin-bottom: 36px;
  }

  .study-row {
    gap: 28px;
    padding: 42px 0;
  }

  .figure-pair {
    grid-template-columns: 1fr;
  }

  .condition-card {
    padding: 23px;
  }

  .merge-curves {
    padding: 44px 0;
  }

  .merge-framework {
    margin-bottom: 34px;
  }

  .paper-table {
    margin-bottom: 48px;
    margin-top: 34px;
  }
}