/* The home page (index.html) only. Loaded after research.css, which supplies the shared tokens, header, footer and type. */

/* Intro */
.research-site .home-hero {padding:28px 0 26px;}
.research-site .home-hero h1 {display:flex;flex-wrap:wrap;align-items:baseline;gap:24px;margin:0 0 8px;font-size:40px;letter-spacing:-.055em;}
.research-site .home-hero h1 span {display:inline;margin:0;font-size:25px;font-weight:450;line-height:1.25;letter-spacing:-.035em;}
.research-site .home-hero > p:last-child {max-width:650px;margin:0;color:var(--research-muted);font-size:14px;line-height:1.7;}

/* One card per version: its live 3D view (the same one the version page opens with), then the text. */
.research-site .project-grid {display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.research-site .version-card {display:flex;flex-direction:column;min-width:0;overflow:hidden;border:1px solid var(--research-rule);border-radius:10px;background:var(--research-paper);}
.research-site .card-image {position:relative;height:330px;overflow:hidden;background:var(--research-paper);}
.research-site .card-model-frame {display:block;width:100%;height:100%;border:0;background:transparent;}
.research-site .image-label {position:absolute;top:13px;left:13px;padding:4px 8px;border:1px solid #dce5ed;border-radius:4px;background:#fffef0ee;color:#263f58;font-size:10px;font-weight:650;letter-spacing:.05em;pointer-events:none;}

/* Only the text part is a link: the 3D view takes drags. */
.research-site a.card-content {display:flex;flex:1;flex-direction:column;padding:20px 22px;background:#fff;color:inherit;text-decoration:none;}
.research-site a.card-content:hover h3 {color:var(--research-accent);}
.research-site a.card-content:focus-visible {outline:2px solid var(--research-accent);outline-offset:-4px;}
.research-site .card-top {display:flex;align-items:center;gap:10px;}
.research-site .version-badge {color:var(--research-accent);font-size:11px;font-weight:700;}
.research-site .stage {color:var(--research-muted);font-size:12px;}
.research-site .card-content h3 {margin:9px 0;font-size:23px;}
.research-site .card-content p {margin:0 0 12px;color:var(--research-muted);font-size:14px;}
.research-site .card-meta {display:flex;gap:20px;margin-top:auto;color:var(--research-muted);font-size:11px;}
.research-site .card-open {display:flex;justify-content:space-between;margin-top:12px;color:var(--research-accent);font-size:13px;font-weight:600;}

/* Entry to the robot data pages (published by their own scripts, outside the full build). */
.research-site .data-entry {margin-top:40px;}
.research-site .data-entry h2 {margin:0 0 14px;font-size:18px;}
.research-site .data-links {display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:0;padding:0;list-style:none;}
.research-site .data-links li {display:flex;}
.research-site .data-links a {display:flex;flex:1;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border:1px solid var(--research-rule);border-radius:10px;background:var(--research-paper);color:inherit;text-decoration:none;}
.research-site .data-links a:hover {border-color:var(--research-accent);}
.research-site .data-links a:hover .data-title {color:var(--research-accent);}
.research-site .data-title {display:block;font-size:16px;font-weight:650;}
.research-site .data-note {display:block;margin-top:4px;color:var(--research-muted);font-size:14px;line-height:1.5;}
.research-site .data-arrow {color:var(--research-accent);font-size:15px;}

/* The grids have one column up to 760px; the intro and the cards tighten up to 700px (kept as they were). */
@media(max-width:760px) {
  .research-site .project-grid, .research-site .data-links {grid-template-columns:1fr;}
}
@media(max-width:700px) {
  .research-site .home-hero {padding:23px 0;}
  .research-site .home-hero h1 {display:block;font-size:34px;}
  .research-site .home-hero h1 span {display:block;margin-top:7px;font-size:20px;}
  .research-site .home-hero > p:last-child {font-size:12px;}
  .research-site .card-image {height:245px;}
  .research-site a.card-content {padding:16px;}
}