.research-project {
  --research-ink: #17202a;
  --research-muted: #53626b;
  --research-line: #d5d8d3;
  --research-surface: #fffefa;
  --research-teal: #0d7f7a;
  --research-soft: #dcefeb;
}
.research-main { padding-top: 34px; padding-bottom: 80px; }
.project-breadcrumb { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 30px; font-size: .8rem; }
.project-breadcrumb a { color: var(--violet); }
.project-breadcrumb p { color: var(--violet); }
.project-intro { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr); gap: 44px; align-items: center; margin-bottom: 48px; }
.eyebrow { margin: 0 0 14px; color: var(--research-teal); font-size: .71rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.intro-copy h1 { font-size: clamp(2.35rem, 4.1vw, 3.65rem); line-height: 1.12; margin-bottom: 23px; }
.hero-copy { color: var(--research-muted); font-size: 1rem; line-height: 1.85; }
.intro-pathway { margin-top: 16px; color: var(--research-muted); font-size: 1rem; line-height: 1.8; }
.modality-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.modality-tags span { border: 1px solid var(--research-line); border-radius: 30px; padding: 4px 12px; color: var(--research-muted); font-size: .74rem; }
.project-status { padding: 28px; border: 1px solid var(--lavender); border-top: 3px solid var(--violet); border-radius: 18px; background: #f8f0eb; }
.project-status h2 { margin: 18px 0 16px; font-size: 1.65rem; line-height: 1.3; }
.project-status p { color: var(--violet); font-size: .84rem; line-height: 1.8; }
.project-status .status-note { margin-top: 18px; padding-top: 16px; border-top: 1px solid #d8c6e0; font-size: .8rem; }
.status-pill { display: inline-flex; align-items: center; min-height: 27px; padding: 4px 10px; border-radius: 30px; font-size: .65rem; font-weight: 700; line-height: 1.5; letter-spacing: .06em; text-transform: uppercase; }
.status-pill.current { background: var(--research-teal); color: #fff; }
.status-pill.refining { background: #eee8f2; color: var(--violet); }
.status-pill.planned { background: #e9eeed; color: #485d63; }
.section-title { font-size: 1.7rem; color: var(--research-ink); margin-bottom: 22px; }
.question-rail { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-bottom: 40px; }
.question-rail a { display: flex; align-items: flex-start; gap: 14px; padding: 21px; border: 1px solid var(--research-line); border-radius: 16px; background: var(--research-surface); color: var(--research-ink); white-space: normal; text-decoration: none; }
.question-rail b { display: grid; place-items: center; width: 33px; height: 33px; flex-shrink: 0; border-radius: 50%; background: var(--research-soft); color: var(--research-teal); font-size: .71rem; }
.question-rail strong { display: block; margin-bottom: 5px; font-size: .85rem; font-weight: 650; }
.question-rail span span { display: block; color: var(--research-muted); font-size: .81rem; line-height: 1.65; }
.question-rail a:hover { border-color: var(--research-teal); }
.framework-figure { margin: 0 0 36px; padding: 25px; background: linear-gradient(135deg, #fffefa, #f3eee6); border: 1px solid var(--research-line); border-radius: 22px; }
.framework-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 16px; }
.framework-heading .eyebrow { margin-bottom: 0; }
.figure-link { flex-shrink: 0; color: var(--research-teal); font-size: .74rem; }
.framework-picture { display: block; }
.framework-picture img { border: 1px solid #e3e3dc; border-radius: 14px; background: #fbf9f3; }
.chapter-nav { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: nowrap; gap: 10px 20px; overflow-x: auto; margin-top: 0; padding: 13px 0; border-block: 1px solid var(--research-line); background: var(--neutral); scrollbar-width: thin; }
.chapter-nav a { flex-shrink: 0; display: inline-flex; align-items: center; padding: 5px 2px; min-height: 32px; color: var(--research-muted); font-size: .76rem; }
.chapter-nav a[aria-current="location"] { color: #075c58; box-shadow: inset 0 -2px var(--research-teal); }
.method-stage { display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); gap: 40px; padding: 48px 0; border-bottom: 1px solid var(--research-line); scroll-margin-top: 90px; }
.stage-copy { position: sticky; top: 98px; align-self: start; }
.stage-number { color: var(--research-teal); font-size: .71rem; font-weight: 700; letter-spacing: .035em; line-height: 1.6; }
.stage-copy h2 { margin: 16px 0 21px; color: var(--research-ink); font-size: clamp(1.7rem, 2.6vw, 2.15rem); line-height: 1.25; }
.scientific-question { border-left: 3px solid var(--research-teal); padding-left: 17px; color: var(--research-muted); font-size: .92rem; line-height: 1.85; }
.method-card { min-width: 0; padding: 28px; background: var(--research-surface); border: 1px solid var(--research-line); border-radius: 20px; }
.method-card.current-stage { border-color: #93bcb3; border-top: 3px solid var(--research-teal); }
.method-card h3 { color: var(--research-teal); font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 11px; }
.method-card p { color: var(--research-muted); font-size: 1rem; line-height: 1.85; }
.stage-status { display: grid; grid-template-columns: max-content minmax(0, 1fr); align-items: start; gap: 14px; margin-top: 24px; padding: 17px; background: #f3f4ef; border-radius: 12px; }
.stage-status p { margin: 0; font-size: .75rem; line-height: 1.7; }
.reference-link { color: var(--research-teal); white-space: nowrap; font-size: .85em; }
.method-references { margin-top: 36px; padding: 20px 24px; border: 1px solid var(--research-line); border-radius: 14px; color: var(--research-muted); font-size: .88rem; line-height: 1.8; }
.method-references summary { color: var(--research-ink); cursor: pointer; font-weight: 600; }
.method-references ol { margin: 18px 0 0; padding-left: 24px; }
.method-references li { padding-left: 4px; margin-bottom: 12px; scroll-margin-top: 90px; }
.method-references li:last-child { margin-bottom: 0; }
.method-references a { color: var(--research-teal); }
.back-link { margin-top: 35px; font-size: .84rem; }
.research-main :focus-visible { outline: 3px solid var(--research-teal); outline-offset: 4px; }
@media (max-width: 1050px) {
  .project-intro { grid-template-columns: 1fr; gap: 26px; }
  .intro-copy { max-width: 810px; }
  .project-status { max-width: 760px; }
  .method-stage { grid-template-columns: 1fr; gap: 25px; }
  .stage-copy { position: static; max-width: 800px; }
}
@media (max-width: 700px) {
  .research-main { padding-top: 25px; padding-bottom: 50px; }
  .project-intro { margin-bottom: 36px; }
  .intro-copy h1 { font-size: clamp(2.25rem, 8.1vw, 3rem); }
  .question-rail { grid-template-columns: 1fr; gap: 11px; }
  .framework-figure { padding: 17px; border-radius: 18px; }
  .framework-heading { align-items: flex-start; gap: 12px; }
  .chapter-nav { gap: 14px; }
  .method-stage { padding: 34px 0; }
  .project-status, .method-card { padding: 23px; }
  .stage-status { grid-template-columns: 1fr; gap: 10px; }
  .stage-status .status-pill { justify-self: start; }
}
@media print {
  .research-main { padding-top: 0; }
  .chapter-nav, .figure-link, .back-link { display: none; }
  .stage-copy { position: static; }
  .project-intro, .method-stage { grid-template-columns: 1fr; }
  .project-status, .method-card { break-inside: avoid; }
  .framework-picture { max-width: 100%; }
}