.research-catalog{
  --catalog-page:#edf4f7;
  --catalog-surface:#ffffff;
  --catalog-surface-2:#f5f9fb;
  --catalog-ink:#102631;
  --catalog-muted:#526a78;
  --catalog-deep:#073646;
  --catalog-teal:#08767d;
  --catalog-blue:#265f8e;
  --catalog-line:#cbdce4;
  --catalog-shadow:rgba(5,39,51,.12);
  --catalog-tag:#e9f1f4;
  --catalog-input:#ffffff;
  --catalog-focus:#38b8bf;
  color-scheme:light;
  max-width:1180px;
  margin:1.5rem auto;
  padding:clamp(1rem,2.5vw,2rem) clamp(.8rem,2.5vw,1.5rem) 4rem;
  border:1px solid var(--catalog-line);
  border-radius:30px;
  background:var(--catalog-page);
  color:var(--catalog-ink);
  box-shadow:0 24px 70px var(--catalog-shadow);
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
html[data-theme="dark"] .research-catalog,body[data-theme="dark"] .research-catalog{
  --catalog-page:#07141b;
  --catalog-surface:#10242d;
  --catalog-surface-2:#142b35;
  --catalog-ink:#eef8fb;
  --catalog-muted:#b6cbd3;
  --catalog-deep:#d9f7f8;
  --catalog-teal:#58cbd0;
  --catalog-blue:#96c4ee;
  --catalog-line:#2a4651;
  --catalog-shadow:rgba(0,0,0,.35);
  --catalog-tag:#1a3440;
  --catalog-input:#0b1c24;
  --catalog-focus:#66d9de;
  color-scheme:dark;
}
html[data-theme="light"] .research-catalog,body[data-theme="light"] .research-catalog{color-scheme:light}
@media(prefers-color-scheme:dark){
  html[data-theme="auto"] .research-catalog,body[data-theme="auto"] .research-catalog{
    --catalog-page:#07141b;--catalog-surface:#10242d;--catalog-surface-2:#142b35;
    --catalog-ink:#eef8fb;--catalog-muted:#b6cbd3;--catalog-deep:#d9f7f8;
    --catalog-teal:#58cbd0;--catalog-blue:#96c4ee;--catalog-line:#2a4651;
    --catalog-shadow:rgba(0,0,0,.35);--catalog-tag:#1a3440;--catalog-input:#0b1c24;
    --catalog-focus:#66d9de;color-scheme:dark;
  }
}
.research-catalog *{box-sizing:border-box}
.research-catalog a{color:var(--catalog-teal)}
.research-catalog .catalog-hero{
  position:relative;overflow:hidden;
  padding:clamp(2rem,5vw,4.2rem);border-radius:24px;
  background:radial-gradient(circle at 86% 8%,rgba(100,235,224,.38),transparent 27%),linear-gradient(135deg,#061722,#0b4560 58%,#087c84);
  color:#fff;box-shadow:0 20px 55px rgba(2,30,40,.28)
}
.research-catalog .catalog-hero::after{content:"";position:absolute;right:-5rem;bottom:-7rem;width:18rem;height:18rem;border:1px solid rgba(255,255,255,.18);border-radius:50%;box-shadow:0 0 0 2.5rem rgba(255,255,255,.035),0 0 0 5rem rgba(255,255,255,.025);pointer-events:none}
.research-catalog .catalog-eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:850;font-size:.76rem;opacity:.88}
.research-catalog .catalog-hero h1{position:relative;z-index:1;font-size:clamp(2.25rem,6vw,4.8rem);line-height:1.02;margin:.35rem 0 1rem;color:#fff}
.research-catalog .catalog-hero p{position:relative;z-index:1;max-width:800px;font-size:1.07rem;line-height:1.7;color:#eefcff}
.research-catalog .catalog-meta{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;margin-top:1.35rem}
.research-catalog .catalog-meta span,.research-catalog .catalog-meta a{display:inline-flex;padding:.52rem .82rem;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.38);color:#fff!important;text-decoration:none;font-weight:780;backdrop-filter:blur(8px)}
.research-catalog .catalog-controls{display:grid;grid-template-columns:auto minmax(240px,1fr) auto minmax(180px,.45fr);gap:.75rem;align-items:center;margin:1.5rem 0 1rem;padding:1rem;border:1px solid var(--catalog-line);border-radius:18px;background:var(--catalog-surface);box-shadow:0 8px 24px var(--catalog-shadow)}
.research-catalog .catalog-controls label{font-weight:780;color:var(--catalog-ink)}
.research-catalog .catalog-controls input,.research-catalog .catalog-controls select{width:100%;padding:.78rem .92rem;border:1px solid var(--catalog-line);border-radius:12px;background:var(--catalog-input);color:var(--catalog-ink);font:inherit}
.research-catalog .catalog-controls input::placeholder{color:var(--catalog-muted);opacity:.92}
.research-catalog .catalog-controls input:focus,.research-catalog .catalog-controls select:focus{outline:3px solid color-mix(in srgb,var(--catalog-focus) 38%,transparent);border-color:var(--catalog-focus)}
.research-catalog .catalog-notice{margin:1rem 0;padding:1rem 1.1rem;border:1px solid var(--catalog-line);border-left:4px solid var(--catalog-teal);border-radius:12px;background:var(--catalog-surface-2);color:var(--catalog-ink)}
.research-catalog .catalog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:1.25rem;margin-top:1.35rem}
.research-catalog .article-card{display:flex;flex-direction:column;min-height:100%;padding:1.35rem;border:1px solid var(--catalog-line);border-radius:22px;background:var(--catalog-surface);color:var(--catalog-ink);box-shadow:0 12px 34px var(--catalog-shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.research-catalog .article-card:hover{transform:translateY(-3px);border-color:var(--catalog-focus);box-shadow:0 18px 44px var(--catalog-shadow)}
.research-catalog .article-card.featured{border-color:color-mix(in srgb,var(--catalog-teal) 65%,var(--catalog-line));box-shadow:0 18px 44px color-mix(in srgb,var(--catalog-teal) 18%,transparent)}
.research-catalog .card-topline{display:flex;justify-content:space-between;gap:.7rem;align-items:flex-start}
.research-catalog .resource-type,.research-catalog .resource-status{display:inline-flex;padding:.34rem .64rem;border:1px solid var(--catalog-line);border-radius:999px;font-size:.76rem;font-weight:820;line-height:1.25}
.research-catalog .resource-type{background:var(--catalog-surface-2);color:var(--catalog-deep)}
.research-catalog .resource-status{background:var(--catalog-tag);color:var(--catalog-blue);text-align:right}
.research-catalog .article-card h2{font-size:1.38rem;line-height:1.25;margin:1rem 0 .65rem;color:var(--catalog-ink)}
.research-catalog .article-card p{color:var(--catalog-muted);line-height:1.62}
.research-catalog .authors{font-size:.92rem}
.research-catalog .authors strong,.research-catalog .card-details dt{color:var(--catalog-ink)}
.research-catalog .tags{display:flex;flex-wrap:wrap;gap:.38rem;margin:.65rem 0}
.research-catalog .tag{padding:.27rem .54rem;border:1px solid var(--catalog-line);border-radius:999px;background:var(--catalog-tag);color:var(--catalog-ink);font-size:.79rem}
.research-catalog .card-details{display:grid;grid-template-columns:auto 1fr;gap:.28rem .58rem;font-size:.86rem;margin:.5rem 0}
.research-catalog .card-details dt{font-weight:820}
.research-catalog .card-details dd{margin:0;color:var(--catalog-muted)}
.research-catalog .actions{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:auto;padding-top:1rem}
.research-catalog .catalog-button{display:inline-flex;align-items:center;justify-content:center;min-height:2.35rem;padding:.62rem .88rem;border:1px solid transparent;border-radius:999px;background:#08767d;color:#fff!important;text-decoration:none!important;font-weight:820;font-size:.87rem}
.research-catalog .catalog-button:hover{filter:brightness(1.08)}
.research-catalog .catalog-button.secondary{background:#265f8e;color:#fff!important}
.research-catalog .catalog-button.ghost{border-color:var(--catalog-line);background:var(--catalog-surface-2);color:var(--catalog-deep)!important}
.research-catalog .empty-state{grid-column:1/-1;padding:2rem;border:1px dashed var(--catalog-line);border-radius:18px;background:var(--catalog-surface);text-align:center;color:var(--catalog-muted)}
@media(max-width:760px){.research-catalog{margin:.6rem auto;border-radius:20px}.research-catalog .catalog-controls{grid-template-columns:1fr}.research-catalog .catalog-grid{grid-template-columns:1fr}.research-catalog .catalog-hero{border-radius:18px}.research-catalog .card-topline{align-items:flex-start;flex-direction:column}.research-catalog .resource-status{text-align:left}}