:root{--bg:#f4f7fa;--surface:#fff;--surface-2:#edf3f7;--ink:#15212b;--muted:#5c6975;--accent:#15547d;--accent2:#247aa5;--line:#d8e2e9;--max:1180px;--shadow:0 16px 44px rgba(18,48,70,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.62}a{color:var(--accent)}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
html[data-lang="en"] .lang-es,html[data-lang="es"] .lang-en{display:none!important}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav-wrap{min-height:68px;display:flex;align-items:center;gap:22px}.brand{font-weight:850;text-decoration:none;color:var(--ink);white-space:nowrap}.navlinks{display:flex;align-items:center;gap:15px;flex:1;justify-content:center}.navlinks a{text-decoration:none;color:var(--muted);font-size:.89rem}.navlinks a:hover{color:var(--accent)}.lang-switch{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}.lang-switch button{border:0;background:transparent;padding:7px 10px;cursor:pointer;color:var(--muted);font-weight:750}.lang-switch button.active{background:var(--accent);color:#fff}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:9px;padding:7px 10px}
.hero{padding:88px 0 72px;background:radial-gradient(circle at 82% 22%,rgba(36,122,165,.14),transparent 31rem),linear-gradient(180deg,#fff,#f4f7fa)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,.72fr);gap:58px;align-items:center}.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.13em;font-size:.77rem;font-weight:850;color:var(--accent2)}h1{font-size:clamp(2.9rem,7.5vw,5.8rem);line-height:.96;letter-spacing:-.055em;margin:.15em 0 .28em}h2{font-size:clamp(2rem,4.2vw,3.15rem);line-height:1.06;letter-spacing:-.036em;margin:.15em 0 .62em}h3{line-height:1.2;margin-top:0}.role{font-size:1.18rem;color:var(--muted);margin:.16rem 0}.leadership{border-left:3px solid var(--accent2);padding-left:19px;margin:30px 0;max-width:810px}.leadership p{margin:.42rem 0}.hero-photo{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:26px;border:1px solid var(--line);box-shadow:var(--shadow)}.hero-actions,.button-row{display:flex;gap:11px;flex-wrap:wrap;margin-top:26px}.button{display:inline-flex;align-items:center;gap:7px;text-decoration:none;font-weight:760;padding:11px 17px;border-radius:999px;border:1px solid var(--accent);background:#fff}.button.primary{background:var(--accent);color:#fff}.button.small{padding:8px 13px;font-size:.9rem}
.section{padding:78px 0}.section.alt{background:var(--surface-2);border-block:1px solid var(--line)}.section-intro{max-width:800px;color:var(--muted);font-size:1.05rem}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.card{background:var(--surface);border:1px solid var(--line);border-radius:19px;padding:25px;box-shadow:0 7px 22px rgba(20,48,69,.045)}.card p{color:var(--muted)}.research-card{display:flex;flex-direction:column;min-height:290px;text-decoration:none;color:var(--ink);transition:.18s transform,.18s box-shadow}.research-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.research-card .more{margin-top:auto;font-weight:800;color:var(--accent)}.icon-badge{width:46px;height:46px;border-radius:13px;background:var(--surface-2);display:grid;place-items:center;font-size:1.35rem;margin-bottom:18px}.chips{display:flex;gap:10px;flex-wrap:wrap}.chips a{background:#fff;border:1px solid var(--line);padding:9px 13px;border-radius:999px;text-decoration:none;font-weight:680}.chips a.current{background:var(--accent);color:#fff;border-color:var(--accent)}
.timeline{border-top:1px solid var(--line)}.timeline-row{display:grid;grid-template-columns:140px 1fr;gap:24px;padding:17px 0;border-bottom:1px solid var(--line)}.timeline-row .year{color:var(--accent2);font-weight:850}.timeline-row p{margin:0}.teaching-note{padding:19px 21px;border-radius:15px;border:1px solid var(--line);background:#fff;color:var(--muted)}
.page-hero{padding:58px 0 44px;background:linear-gradient(180deg,#fff,#f4f7fa)}.page-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:45px;align-items:center}.page-title{font-size:clamp(2.45rem,6vw,4.8rem);max-width:900px}.hero-subtitle{font-size:1.08rem;color:var(--muted);max-width:780px}.hero-photo-wrap{margin:0}.page-hero .hero-photo{aspect-ratio:4/3;border-radius:19px}.group-photo{object-position:center}
.feature-band{padding:28px 0;background:#0f324b;color:#fff}.feature-band-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.metric strong{font-size:1.7rem;display:block}.metric span{color:#bdd3e2;font-size:.93rem}
.figure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.figure-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.figure-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#f8fbfd}.figure-card figcaption{padding:15px 17px;color:var(--muted);font-size:.92rem}.caption-title{display:block;color:var(--ink);font-weight:780;margin-bottom:3px}.source-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:23px}.source-link{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px;text-decoration:none;font-size:.88rem;font-weight:700}
.publications{max-width:960px}.pub{padding:22px 0;border-bottom:1px solid var(--line)}.pub:last-child{border-bottom:0}.pub-title{font-weight:820;font-size:1.04rem}.authors{color:#394a58;margin:.32rem 0}.journal{color:var(--accent);font-weight:680}.pub .doi{font-size:.9rem}.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:11px}.breadcrumb a{text-decoration:none}.pub-photo{object-position:center}
.thesis-card{padding:24px 0;border-bottom:1px solid var(--line)}.thesis-card:last-child{border-bottom:0}.thesis-meta{color:var(--muted);font-size:.92rem}.thesis-card h3{margin-bottom:.35rem}.thesis-links{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}.pill{display:inline-block;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:7px 11px;background:#fff;font-weight:700;font-size:.88rem}.compact-list{margin:0;padding-left:1.2rem}.compact-list li{margin:.65rem 0}.proposal{border-left:3px solid var(--accent2)}
.media-card{display:grid;grid-template-columns:125px 1fr;gap:18px;align-items:start}.media-year{font-weight:900;color:var(--accent2);font-size:1.15rem}.media-card h3{margin-bottom:.35rem}.media-card p{margin-top:.35rem}
.photo-wide{width:100%;max-height:520px;object-fit:cover;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow)}.photo-credit{font-size:.82rem;color:var(--muted);margin-top:7px}
.contact{background:#0f3048;color:#fff}.contact .kicker{color:#9dcae4}.contact a{color:#d9efff}.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:42px}.contact-card{background:#fff;color:var(--ink);border-radius:18px;padding:22px}.contact-card p{margin:.5rem 0}.site-footer{background:#091f30;color:#b9c9d5;padding:26px 0}.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}.footer-links{display:flex;gap:15px;flex-wrap:wrap}.site-footer a{color:#d9efff;text-decoration:none}
.note{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;color:var(--muted)}.updated{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--accent2);margin-bottom:9px}
@media(max-width:980px){.grid4{grid-template-columns:1fr 1fr}.grid3,.figure-grid{grid-template-columns:1fr 1fr}.navlinks{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:flex-start}.navlinks.open{display:flex}.nav-toggle{display:block;margin-left:auto}.lang-switch{margin-left:0}.feature-band-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.container{width:min(var(--max),calc(100% - 28px))}.hero-grid,.page-hero-grid,.contact-grid{grid-template-columns:1fr}.hero{padding:60px 0 55px}.hero-photo{max-width:300px}.page-hero .hero-photo{max-width:360px}.grid3,.grid2,.figure-grid,.feature-band-grid{grid-template-columns:1fr}.timeline-row{grid-template-columns:1fr;gap:3px}.section{padding:58px 0}.media-card{grid-template-columns:1fr}.grid4{grid-template-columns:1fr}}


/* ===== v4: modern publication archive ===== */
.publication-hero{
  padding:64px 0 46px;
  background:
    radial-gradient(circle at 85% 20%,rgba(36,122,165,.16),transparent 30rem),
    linear-gradient(180deg,#fff,#f3f7fa);
  border-bottom:1px solid var(--line)
}
.publication-hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(260px,.65fr);
  gap:52px;align-items:center
}
.era-photo{margin:0;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.era-photo img{width:100%;height:330px;object-fit:cover;object-position:center}
.era-photo figcaption{padding:11px 14px;color:var(--muted);font-size:.8rem;border-top:1px solid var(--line)}
.period-strip{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}
.period-strip a{font-size:.81rem;text-decoration:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 10px;color:var(--muted);font-weight:720}
.period-strip a:hover,.period-strip a.active{background:var(--accent);border-color:var(--accent);color:#fff}
.publications-modern{padding-top:54px}
.publication-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:20px;color:var(--muted)}
.publication-toolbar strong{font-size:1.35rem;color:var(--ink)}
.pub-note{margin:0 0 22px}
.publication-list{display:grid;gap:14px}
.publication-card{
  display:grid;grid-template-columns:92px 1fr;gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;
  box-shadow:0 7px 22px rgba(20,48,69,.04);
  transition:transform .16s ease,box-shadow .16s ease
}
.publication-card:hover{transform:translateY(-2px);box-shadow:0 15px 36px rgba(20,48,69,.09)}
.publication-year{
  width:68px;height:36px;display:grid;place-items:center;
  border-radius:999px;background:var(--surface-2);color:var(--accent);
  font-weight:900;letter-spacing:.02em
}
.publication-body h3{font-size:1.07rem;margin:0 0 .55rem;line-height:1.35}
.publication-authors{margin:.25rem 0;color:#354756}
.publication-journal{margin:.35rem 0;color:var(--accent);font-weight:720}
.publication-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}
.pub-action{
  display:inline-flex;align-items:center;text-decoration:none;border:1px solid var(--line);
  background:#fff;color:var(--accent);font-size:.82rem;font-weight:800;padding:7px 11px;border-radius:999px
}
.pub-action.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.pub-action.muted{color:#7c8994;background:#f7f9fa}
.period-pager{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:30px}

/* Real figures from the papers */
.figure-grid.two{grid-template-columns:repeat(2,minmax(0,1fr));max-width:960px}
.published-figure img{object-fit:contain!important;background:#fff!important;aspect-ratio:auto!important;min-height:270px;max-height:420px}
.figure-link{display:block;padding:12px;background:#fff}
.published-figure figcaption a{font-weight:750;text-decoration:none}

/* Personal and group photographic archive */
.photo-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.photo-gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.photo-gallery img{width:100%;height:300px;object-fit:cover}
.photo-gallery figcaption{padding:12px 14px;font-size:.88rem;color:var(--muted)}
.hero-main-photo{object-position:center}

/* Make research cards visually more current */
.research-card{position:relative;overflow:hidden}
.research-card:after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  opacity:.0;transition:opacity .18s ease
}
.research-card:hover:after{opacity:1}

@media(max-width:760px){
  .publication-hero-grid{grid-template-columns:1fr}
  .era-photo{max-width:420px}
  .era-photo img{height:300px}
  .publication-card{grid-template-columns:1fr;gap:8px}
  .publication-year{width:64px}
  .figure-grid.two,.photo-gallery{grid-template-columns:1fr}
}