/* Research presentation reuses the site's type, colours, focus and theme. */
.research-teaser { border-top: 1px solid var(--line); }
.research-preview, .research-opening { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.8fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.research-preview h2 { max-width: 20ch; font-size: clamp(2rem, 4vw, 3rem); line-height: 1.12; letter-spacing: -0.045em; margin-block: 0.8rem 1.2rem; }
.research-source { color: var(--muted-strong); font-family: var(--literary); font-size: 1.25rem; margin-block: 0.8rem; }
.research-description { max-width: 65ch; color: var(--muted-strong); line-height: 1.8; }
.research-preview-state { border-left: 2px solid var(--orange-line); padding: 0.5rem 0 0.5rem 1.5rem; color: var(--muted); }
.research-preview-state .research-current { color: var(--text); font-size: 1.15rem; font-weight: 700; }
.research-preview-state small { display: block; line-height: 1.8; }
.research-preview .text-link, .research-page .text-link { display: inline-flex; align-items: center; min-height: 2.75rem; gap: 0.6rem; }
.research-opening { margin-block: 2rem 3rem; }
.research-opening .project-hero h1 { max-width: 15ch; font-size: clamp(2.8rem, 4.7vw, 4.8rem); }
.research-notebook { border-block: 1px solid var(--line-strong); padding: 1.8rem 0; background: linear-gradient(110deg, var(--card-wash), transparent); }
.research-notebook h2 { font-family: var(--literary); font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 400; line-height: 1.2; letter-spacing: -0.03em; }
.research-state-label { color: var(--orange); font-size: 0.9rem; font-weight: 700; }
.research-notebook p:not(.eyebrow):not(.research-state-label) { color: var(--muted); font-size: 0.85rem; }
.research-updated { border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 1.5rem; }
.research-facts { display: grid; grid-template-columns: 1fr 1fr 1.2fr 1.5fr; gap: 1.5rem; padding-block: 1.3rem; margin: 0; border-block: 1px solid var(--line-strong); }
.research-facts div { min-width: 0; }
.research-facts dt { color: var(--muted); font-size: 0.75rem; margin-bottom: 0.5rem; }
.research-facts dd { margin: 0; font-size: 0.9rem; font-weight: 650; }
.research-type { color: var(--muted); font-size: 0.8rem; margin-block: 1rem 2rem; }
.research-section { padding-block: clamp(2.5rem, 5vw, 4rem); scroll-margin-top: 1.5rem; }
.research-section h2, .research-boundary h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); letter-spacing: -0.035em; line-height: 1.2; max-width: 28ch; }
.research-prose, .research-boundary > p { max-width: 70ch; color: var(--muted-strong); line-height: 1.85; }
.research-stages { list-style: none; margin: 2rem 0 0; padding: 0; }
.research-stage { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr) auto; gap: 1.5rem; padding-block: 2rem; border-top: 1px solid var(--line); align-items: start; }
.research-number { color: var(--muted); font-family: var(--literary); font-size: 1.6rem; }
.research-stage h3 { font-size: 1.25rem; line-height: 1.4; letter-spacing: -0.02em; margin-bottom: 0.8rem; }
.research-stage p { max-width: 68ch; color: var(--muted-strong); font-size: 0.92rem; line-height: 1.8; }
.research-stage .research-goal { margin-bottom: 0; color: var(--muted); font-size: 0.85rem; }
.research-state { white-space: nowrap; font-size: 0.75rem; border: 1px solid var(--line-strong); padding: 0.35rem 0.6rem; border-radius: var(--radius); }
.research-stage.is-in-progress { border-top-color: var(--orange); }
.research-stage.is-in-progress .research-number, .research-stage.is-in-progress .research-state { color: var(--orange); }
.research-stage.is-completed .research-state { font-weight: 750; }
.research-boundary { padding: clamp(1.2rem, 4vw, 2rem); border-left: 2px solid var(--orange); background: var(--surface); scroll-margin-top: 1.5rem; }
.research-boundary .eyebrow { color: var(--orange); }
.research-page .archive-related-list { line-height: 1.7; padding-left: 1.2rem; }
.research-page .archive-related-list a { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--text); text-underline-offset: 0.2em; }
.research-return { padding-block: 1.5rem; border-top: 1px solid var(--line); }
.research-page { overflow-wrap: anywhere; }
@media (max-width: 56rem) {
  .research-preview, .research-opening { grid-template-columns: 1fr; gap: 2rem; }
  .research-preview-state { max-width: 40rem; }
  .research-notebook { max-width: 42rem; }
  .research-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-stage { grid-template-columns: 2rem minmax(0, 1fr); gap: 0.75rem 1rem; }
  .research-stage > div { grid-column: 2; grid-row: 2; }
  .research-state { grid-column: 2; grid-row: 1; justify-self: start; }
  .research-number { grid-column: 1; grid-row: 1 / 3; }
}
@media (max-width: 26rem) {
  .research-facts { gap: 1.25rem 0.8rem; }
  .research-opening .project-hero h1 { font-size: clamp(2.3rem, 11vw, 3rem); }
  .research-opening .button { width: 100%; }
}