/* Greenfield Group – Minimal CSS (St Andrews palette) */
:root{
  --blue:#005EB8; --blue-dark:#0A3D7E; --red:#E03C31; --gold:#FFD700;
  --text:#333; --muted:#6b7280; --bg:#fff; --gray:#f4f4f4; --soft:#F9FAFB; --border:#e5e7eb;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
img{max-width:100%;display:block;height:auto}
a{color:var(--blue);text-decoration:none} a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.btn{display:inline-block;padding:10px 16px;border-radius:12px;font-weight:600}
.btn-primary{background:#fff;color:var(--blue)}
.btn-outline{color:#fff;border:1px solid rgba(255,255,255,.6);background:transparent}
.btn-blue{background:var(--blue);color:#fff}
.btn-red{background:var(--red);color:#fff}
.btn-gray{background:transparent;border:1px solid #d1d5db;color:#333}
.section{padding:48px 0}

/* Cards grid: max 3 per row, responsive */
.cards{display:grid;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:980px){ .cards{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:640px){ .cards{grid-template-columns:1fr} }

.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.chip{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#64748b;margin-bottom:6px}
.muted{color:var(--muted)}

/* Avatar + flag */
.avatar-wrap{position:relative;width:160px;height:160px}
.card.text-center .avatar-wrap{margin-left:auto;margin-right:auto}
.avatar{width:100%;height:100%;border-radius:50%;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#e5e7eb;margin-bottom:10px}
.avatar img{width:100%;height:100%;object-fit:cover;object-position:center}
.flag-badge{position:absolute;right:-6px;bottom:-6px;width:28px;height:28px;border-radius:50%;overflow:hidden;box-shadow:0 0 0 2px #fff}
.flag-badge img{width:100%;height:100%;object-fit:cover}

/* Person chips (ORCID / Scholar / etc.) */
.card.text-center{text-align:center}
.chip-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:10px}
.chip-link,
.chip-disabled{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border:1px solid #e5e7eb;border-radius:999px;
  background:#fff;color:#334155;font-size:14px;text-decoration:none
}
.chip-link:hover{background:#f8fafc;border-color:#dbe2ea;text-decoration:none}
.chip-link img,.chip-disabled img{width:16px;height:16px;display:inline-block}

/* Group photo */
.group-photo{width:100%;max-height:400px;overflow:hidden;border-radius:16px;border:1px solid #e5e7eb}
.group-photo img{width:100%;height:100%;object-fit:cover;object-position:center}

/* Publications (unchanged from your file) */
.pubitem{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--border)}
.pubitem figure{margin:0;overflow:hidden;border-radius:10px}
.pubitem img{width:110px;height:110px;object-fit:cover;object-position:center;border-radius:10px;border:1px solid var(--border);background:#f2f2f2;transition:transform .25s ease}
.pubitem figure:hover img,.pubitem figure:focus-within img{transform:scale(1.04)}
.pubitem h3{font-size:18px;margin:0 0 6px 0}
.pubitem .meta{font-size:14px;color:var(--muted)}
.pubnum{font-weight:700;color:var(--red);margin-right:8px}
.badges{display:inline-flex;gap:8px;align-items:center;margin-left:8px}
.badge{font-size:12px;background:#f1f5f9;border:1px solid #e2e8f0;color:#334155;border-radius:999px;padding:2px 8px}
.controls{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 6px}
select,input[type="search"]{padding:8px 10px;border-radius:10px;border:1px solid #d1d5db}
@media (max-width:720px){ .pubitem{grid-template-columns:1fr} .pubitem img{width:110px;height:110px} }

/* Footer & misc */
.notice{background:var(--blue);color:#fff;font-size:14px}
.notice a{color:#fff;text-decoration:underline;text-underline-offset:2px}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(6px);border-bottom:1px solid #eee}
.brand{display:flex;align-items:center;gap:12px}
.logo{height:36px;width:36px;border-radius:8px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:700}
nav a{margin-left:18px;color:#444} nav a:hover{color:var(--blue)}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.mobile-toggle{display:none}
.hero{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dark) 100%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 10%,rgba(255,255,255,.16),transparent 40%),radial-gradient(circle at 80% 20%,rgba(255,215,0,.16),transparent 40%);pointer-events:none}
.hero h1{font-size:42px;line-height:1.15;margin:0 0 10px 0}
.hero p{font-size:20px;opacity:.95;margin:0 0 20px 0}
.underline-gold{text-decoration:underline;text-decoration-color:var(--gold);text-decoration-thickness:4px;text-underline-offset:6px}
.bg-gray{background:var(--gray)} .bg-soft{background:var(--soft)}
h2{position:relative;padding-bottom:6px;margin-top:0}
h2::after{content:"";position:absolute;left:0;bottom:0;width:64px;height:3px;background:var(--red);border-radius:2px}
footer{border-top:1px solid #eee;padding:20px 0;color:#666;font-size:14px}
.dots{display:inline-flex;gap:12px;align-items:center}
.dot{width:12px;height:12px;border-radius:999px;display:inline-block}
@media (max-width:760px){
  .hero h1{font-size:32px}
  nav{display:none}
  .mobile-toggle{display:inline-flex;align-items:center;gap:8px;border:1px solid #ddd;border-radius:8px;padding:6px 10px;background:#fff}
  .mobile-menu{flex-direction:column;padding:8px 0}
  .mobile-menu a{padding:8px 0;border-top:1px dashed #eee;color:#444}
  .show{display:flex !important}
}

/* Keep each education entry on a single line */
.edu-list{list-style:disc;margin:0 0 0 18px;padding:0;text-align:left;display:inline-block}
.edu-list li{white-space:nowrap}

/* Ensure flags with left-side symbols remain visible in round badges */
.flag-left{object-position:15% center}


/* --- Homepage media split (group photo + animation) --- */
/* Keep the left (group photo) above any overlap */
.group-photo{ position:relative; z-index:2; }

/* Keep overlap, allow spillover, no masking */
.gif-frame{
  position:relative;
  z-index:1;
  border:none;
  background:transparent;
  border-radius:0;          /* no cropping corners */
  overflow:visible;         /* allow the GIF to extend beyond */
  height:clamp(360px, 50vw, 600px);
  margin-top:-130px;        /* overlap the hero */
}
#news-animations{ padding-bottom:0px; }
#news-animations { margin-bottom: -16px; }

/* Make the surface larger than the frame and center it */
.gif-surface{
  position:absolute;
  left:50%;
  top:50%;
  /* Bigger than the frame in BOTH directions */
  width:260%;
  height:140%;
  transform:translate(-50%, -60%);

  background-repeat:no-repeat;
  /* Fit by height of the (larger) surface, no vertical crop */
  background-size:auto 70%;
  background-position:center;

  -webkit-user-drag:none;
  user-select:none;
  pointer-events:none;
}

/* Mobile: dial it back so it doesn't overwhelm */
@media (max-width:900px){
  .gif-frame{
    height:auto;
    margin-top:0;
  }
  .gif-surface{
    position:relative;
    left:50%;
    top:auto;
    transform:translateX(-50%);
    width:100%;
    height:260px;           /* pick a sensible mobile height */
    background-size:contain;/* keep full GIF visible on small screens */
  }
}

/* Transparent overlay to intercept right-click and drags */
.gif-veil{ position:absolute; inset:0; background:transparent; pointer-events:auto; }


.media-split{display:grid;grid-template-columns:1fr 2fr;gap:2px;align-items:stretch}
/* Mobile: no overlap for tighter stacks */
@media (max-width:900px){
  .gif-frame{
    height:auto;          /* let it shrink on small screens */
    margin-top:0;         /* remove overlap on mobile */
    margin-left:0;
  }
  .gif-surface{ width:100%; }
}
/* The GIF is set as a CSS background so it's harder to "Save image as" */

/* Transparent overlay to intercept right-click and drags */



/* --- News components (updated) --- */
.news-list{display:grid;grid-template-columns:1fr;gap:16px}

/* Generic card layout */
.news-card{
  display:grid;
  grid-template-columns:96px 1fr;
  gap:14px;
  align-items:start;          /* prevent overlap */
  padding:14px;
  border:1px solid var(--border);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
}
.news-card:hover{background:#f8fafc}

/* Ensure the right-hand content can shrink and wrap properly */
.news-card > :nth-child(2){min-width:0}

/* Make the thumbnail box center its content (img or bg) */
.news-thumb{
  width:96px;
  height:72px;
  border-radius:10px;
  overflow:hidden;
  border:1px solid var(--border);
  background:#fff;

  /* if news.js uses background-image on .news-thumb */
  background-position:center;
  background-repeat:no-repeat;
  background-size:contain;

  display:flex;              /* center <img> without stretching */
  align-items:center;
  justify-content:center;
}

/* Home page smaller size */
#home-news .news-thumb{ width:72px; height:56px; }

/* If an <img> is used, keep it fully contained */
.news-thumb img{
  max-width:100%;
  max-height:100%;
  width:auto;
  height:auto;
  object-fit:contain;         /* harmless with max- sizing */
  display:block;
}

.news-meta{font-size:13px;color:var(--muted);margin:0}
.news-title{font-size:18px;line-height:1.25;margin:2px 0 4px 0;font-weight:700;color:#111}
.news-excerpt{margin:0;color:#374151}
.news-body{display:none;margin:10px 0 4px 0;color:#333;line-height:1.6;word-wrap:break-word}

/* Expanded state for full news page */
.news-card.expanded{grid-template-columns:140px 1fr;align-items:start}
.news-card.expanded .news-body{display:block}
.news-card.expanded .news-thumb{height:100px}

/* Home section container with header box */
#home-news{}
#home-news .news-hero{
  border:1px solid var(--border);
  background:#fff;
  border-radius:14px;
  padding:14px 16px;
  margin:0 0 12px 0;
}
#home-news .news-hero h2{margin:0 0 4px 0}
#home-news .news-hero p{margin:0;color:var(--muted)}

#home-news .news-list{gap:12px}
#home-news .news-card{
  grid-template-columns:72px 1fr;
  padding:10px;
}
#home-news .news-title{font-size:16px;margin:0}
#home-news .news-excerpt{display:none} /* home: only date + title */
#home-news .news-card .news-body{display:none}
#home-news .news-thumb{width:72px;height:56px}

/* Responsive */
@media (max-width:900px){
  .news-card{grid-template-columns:72px 1fr}
  .news-card.expanded{grid-template-columns:1fr}
  .news-thumb{width:72px;height:56px}
}





/* --- Publications JSON-driven cards --- */
.publist{display:block}
.pubcard{
  display:grid;
  grid-template-columns:140px 1fr;
  gap:16px;
  padding:16px 0;
  border-bottom:1px solid var(--border);
  cursor:pointer;
}
.pubcard figure{margin:0;overflow:hidden;border-radius:10px}
.pubcard img{
  width:140px;height:140px;object-fit:cover;object-position:center;
  border-radius:10px;border:1px solid var(--border);background:#f2f2f2;
  transition:transform .25s ease, width .25s ease, height .25s ease;
}
.pubcard:hover img{transform:scale(1.03)}
.pubcard h3{font-size:18px;margin:0 0 6px 0}
.pubcard .meta{font-size:14px;color:var(--muted)}
.pubcard .links-row{margin-top:6px}
.pubcard .abstract{margin-top:10px;line-height:1.6}
.pubcard.expanded{
  grid-template-columns:220px 1fr;
}
.pubcard.expanded img{
  width:220px;height:220px;
}
@media (max-width:720px){
  .pubcard{grid-template-columns:1fr}
  .pubcard img{width:120px;height:120px}
  .pubcard.expanded{grid-template-columns:1fr}
  .pubcard.expanded img{width:100%;height:auto}
}


/* --- Publications: wide thumbs (~8.25cm x 4.45cm ≈ 1.85:1) --- */

/* Let the first column size to the figure's width */
.pubcard{
  display:grid;
  grid-template-columns:auto 1fr; /* was 140px 1fr */
  gap:16px;
  padding:16px 0;
  border-bottom:1px solid var(--border);
  cursor:pointer;
}

/* Fixed figure width; image fills it */
.pubcard figure{margin:0; overflow:hidden; border-radius:10px; width:240px;}
.pubcard img{
  width:100%;
  height:130px;              /* 240 / 1.85 ≈ 130 */
  object-fit:contain;
  object-position:center;
  padding:5%;
  border-radius:10px;
  border:1px solid var(--border);
  background:#fff;
  transition:transform .25s ease;
}
.pubcard:hover img{ transform:scale(1.03) }
.pubcard.expanded:hover img{ transform:none }

/* Expanded state: wider image, same aspect ratio */
.pubcard.expanded{ grid-template-columns:auto 1fr; }
.pubcard.expanded figure{ width:360px; }
.pubcard.expanded img{
  width:100%;
  height:194px;              /* 360 / 1.85 ≈ 194 */
  object-fit:contain;
  object-position:center;
  padding:0;
  background:#fff;
}

/* Mobile: single column, keep ratio via aspect-ratio */
@media (max-width:720px){
  .pubcard{ grid-template-columns:1fr; }
  .pubcard figure{ width:100%; }
  .pubcard img{
    width:100%;
    height:auto;
    aspect-ratio:1.85 / 1;
  }
  .pubcard.expanded img{
    width:100%;
    height:auto;
    aspect-ratio:1.85 / 1;
  }
}


/* === Research cards adjustments === */

/* Remove borders around images */
.res-figure{margin:0;border-radius:12px;overflow:hidden}
.res-figure img{display:block;width:100%;height:auto}

/* Justify text globally */
body, p {text-align: justify;}

/* Red underline under each card title */
.res-title{
  position:relative;
  padding-bottom:6px;
}
.res-title::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:60px;
  height:3px;
  background:var(--red);
  border-radius:2px;
}

/* Research cards: collapsed by default */
.res-card { cursor: pointer; }
.res-card .res-long { display: none; }
.res-card[aria-expanded="true"] .res-long,
.res-card.expanded .res-long { display: block; }

/* Research preview cards on the home page (anchor-based cards) */
a.card{
  display:flex;
  flex-direction:column;
  align-items:center;   /* center image + title horizontally */
  text-align:center;    /* center the text */
}

/* Give every research image the same visual box and center its content */
a.card .res-figure{
  width:100%;
  aspect-ratio:16 / 9;  /* consistent height so titles start at same Y */
  display:flex;
  align-items:center;
  justify-content:center;
  background:#fff;      /* optional: clean letterbox */
}

a.card .res-figure img{
  width:100%;
  height:100%;
  object-fit:contain;   /* no cropping; center inside the box */
  object-position:center;
}

/* Since titles are centered now, center the red underline too */
.res-title{ text-align:center; }
.res-title::after{
  left:50%;
  transform:translateX(-50%);
}

/* Center role labels and emails inside people cards */
.card.text-center .muted,
.card.text-center p a {
  display: block;
  text-align: center;
  margin: 6px auto;
}

/* === Research cards: uniform figure sizing === */
.res-card .res-figure {
  width: 100%;
  aspect-ratio: 16 / 9;   /* consistent desktop ratio */
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}

.res-card .res-figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;   /* scale without cropping */
  object-position: center;
}

/* Mobile: use a slightly taller ratio */
@media (max-width: 720px) {
  .res-card .res-figure {
    aspect-ratio: 4 / 3;   /* taller images on phones */
  }
}
/* === Research card titles: align underlines across cards === */

/* Tune these if you change title size/line-height */
:root{
  --res-title-lines: 2;   /* reserve space for up to 2 lines on desktop */
  --res-title-lh: 1.25;   /* line-height multiplier for the title */
  --res-title-bottom-gap: 12px; /* space for the underline area */
}

/* Ensure consistent title sizing */
.res-title{
  font-size: 22px;
  line-height: var(--res-title-lh);
  margin: 0;
  text-align: center;      /* keep your centered look */
  position: relative;
  padding-bottom: 6px;     /* existing underline gap */
}

/* Title container: fixed min-height, bottom-aligned content */
.res-card .res-header{
  display: flex;
  align-items: flex-end;   /* push title to the bottom of the header box */
  justify-content: center;
  min-height: calc(var(--res-title-lines) * 1em * var(--res-title-lh) + var(--res-title-bottom-gap));
}

/* Make sure the cards don't force equal-height rows */
.res-card{
  display: block;          /* override any previous grid layout */
}

/* Figure stays horizontally centered and uniform (from earlier step) */
.res-card .res-figure{
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}
.res-card .res-figure img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

/* Short text always starts at the top under the figure */
.res-card .res-short{ margin: 0; }

/* Mobile: allow up to 3 title lines so it doesn't feel cramped */
@media (max-width: 720px){
  :root{ --res-title-lines: 3; }
  .res-card .res-figure{ aspect-ratio: 4 / 3; }
}
/* Space between research title underline and figure */
.res-card .res-header {
  margin-bottom: 16px;  /* adjust as needed (12–20px usually looks good) */
}

/* === Research card refinements === */

/* Title block: consistent height, center-align vertically */
.res-card .res-header {
  display: flex;
  align-items: center;   /* center vertically within header box */
  justify-content: center;
  min-height: calc(var(--res-title-lines) * 1em * var(--res-title-lh) + var(--res-title-bottom-gap));
  margin-bottom: 16px;   /* spacing below the underline */
}

/* Add spacing between figure and short description */
.res-card .res-short {
  margin-top: 12px;   /* gap above short text */
  margin-bottom: 0;
}

/* === Mobile fixes: prevent overlap and enforce vertical stack === */
@media (max-width: 900px){
  .media-split{ grid-template-columns: 1fr !important; gap: 16px; }
  #news-animations{ margin-bottom: 0 !important; }
}

/* Ensure long text/URLs wrap inside expanded cards */
.news-body, .pubcard .abstract, .pubcard .meta, .news-excerpt, .news-title {
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* Guard against any horizontal overflow on small screens */
html, body { max-width: 100%; overflow-x: hidden; }

/* Make mobile menu layer above page content on all pages */
#menu.container.mobile-menu { z-index: 1000; position: relative; }

/* Tweak publications expanded layout on phones so text never goes off-screen */
@media (max-width: 720px){
  .pubcard { padding-left: 0; padding-right: 0; }
  .pubcard .links-row { overflow-wrap: anywhere; }
}


/* --- Explicit desktop nav reset to avoid accidental hiding --- */
@media (min-width: 761px){
  header nav{display:flex !important; align-items:center; gap:0;}
  .mobile-toggle{display:none !important;}
  #menu.mobile-menu{display:none !important;}
}

/* ===== THEME TOKENS ===== */
/* Light (default) uses your existing :root variables */
:root{
  /* existing palette assumed present…
     --blue, --blue-dark, --red, --gold, --text, --muted, --bg, --gray, --soft, --border */
}

/* Dark theme overrides */
:root[data-theme="dark"]{
  --bg:#0e1116;
  --text:#e5e7eb;
  --muted:#9aa4b2;
  --gray:#121721;
  --soft:#0f141b;
  --border:#263041;
  --blue:#8ab4ff;
  --blue-dark:#5a84d6;
  --red:#ff6b6b;
  --gold:#f6d97a;
}

/* Apply tokens */
body{ background:var(--bg); color:var(--text); }
a{ color:var(--blue); }
hr, .card, .bordered{ border-color:var(--border); }
.muted{ color:var(--muted); }

/* ===== THEME TOGGLE BUTTON ===== */
.nav-actions{ display:flex; align-items:center; gap:10px; }
.theme-toggle{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 10px; border-radius:999px; border:1px solid var(--border);
  background:var(--soft); color:var(--text); cursor:pointer;
  font:inherit; line-height:1; transition:transform .06s ease, background .2s ease;
}
.theme-toggle:hover{ transform:translateY(-1px); }
.theme-toggle:active{ transform:translateY(0); }
.theme-toggle .theme-icon{ font-size:14px; }

/* Keep the toggle aligned in the mobile menu too */
.mobile-theme{ padding:10px 0; }

/* Prefer system scheme when no user choice saved (progressive enhancement) */
/*@media (prefers-color-scheme: dark){
  :root:not([data-theme]){ 
    /* only applies if attribute is missing; our JS sets it early anyway */
    /*--bg:#0e1116; --text:#e5e7eb; --muted:#9aa4b2; --gray:#121721; --soft:#0f141b; --border:#263041;
    --blue:#8ab4ff; --blue-dark:#5a84d6; --red:#ff6b6b; --gold:#f6d97a;
  }
}

/* ===== RESPONSIVE NAV (your existing rules, keep these) ===== */
@media (max-width:760px){
  nav{display:none}
  .mobile-toggle{display:inline-flex}
  .mobile-menu{flex-direction:column;padding:8px 0}
  .mobile-menu a{padding:8px 0;border-top:1px dashed #eee;color:#444}
  .show{display:flex !important}
}
@media (min-width:761px){
  header nav{display:flex !important; align-items:center; gap:0;}
  .mobile-toggle{display:none !important;}
  #menu.mobile-menu{display:none !important;}
}

/* ===== DARK MODE HARDENING (paste at end) ===== */

/* 1) Core surfaces: cards & generic boxes */
:root[data-theme="dark"] .card{ background:var(--soft); color:var(--text); border-color:var(--border); }

/* 2) News components */
:root[data-theme="dark"] .news-card{
  background:var(--soft);
  color:var(--text);
  border-color:var(--border);
}
:root[data-theme="dark"] .news-card:hover{
  background:#121721; /* slightly lifted over --soft for hover */
}
:root[data-theme="dark"] .news-title{ color:var(--text); }
:root[data-theme="dark"] .news-excerpt,
:root[data-theme="dark"] .news-meta,
:root[data-theme="dark"] .news-body{ color:var(--muted); }

/* Home news header box */
:root[data-theme="dark"] #home-news .news-hero{
  background:var(--soft);
  border-color:var(--border);
  color:var(--text);
}

/* News thumbnail container (was white) */
:root[data-theme="dark"] .news-thumb{ background:var(--soft); border-color:var(--border); }

/* 3) Research cards + figure boxes (were white) */
:root[data-theme="dark"] a.card .res-figure,
:root[data-theme="dark"] .res-card .res-figure{
  background:var(--soft);
}
:root[data-theme="dark"] .res-title{ color:var(--text); }

/* 4) Publications blocks */
:root[data-theme="dark"] .pubitem img,
:root[data-theme="dark"] .pubcard img{
  background:var(--soft);               /* was #f2f2f2/#fff */
  border-color:var(--border);
}

/* 5) Sticky header / banner / hero */
:root[data-theme="dark"] header{
  background:rgba(10,14,20,.82);        /* dark translucent */
  border-bottom:1px solid var(--border);
}
:root[data-theme="dark"] .hero,
:root[data-theme="dark"] .banner{
  background:linear-gradient(135deg, var(--blue-dark) 0%, #0c2148 100%);
  color:var(--text);
}
:root[data-theme="dark"] .hero::after{
  /* tone down the glow */
  background:radial-gradient(circle at 20% 10%, rgba(255,255,255,.06), transparent 40%),
             radial-gradient(circle at 80% 20%, rgba(246,217,122,.08), transparent 40%);
}

/* 6) Buttons that referenced light colors */
:root[data-theme="dark"] .btn-primary{
  background:var(--soft);               /* was #fff */
  color:var(--text);
  border:1px solid var(--border);
}
:root[data-theme="dark"] .btn-gray{
  background:transparent;
  border:1px solid var(--border);       /* was #d1d5db */
  color:var(--text);                    /* was #333 */
}

/* 7) Mobile toggle & menu bits */
:root[data-theme="dark"] .mobile-toggle{
  background:var(--soft);               /* was #fff */
  border-color:var(--border);
  color:var(--text);
}
:root[data-theme="dark"] .mobile-menu a{
  color:var(--text);                    /* was #444 */
  border-top-color:var(--border);       /* was #eee */
}

/* 8) Links in nav (avoid low-contrast dark gray) */
:root[data-theme="dark"] nav a{ color:var(--text); }
:root[data-theme="dark"] nav a:hover{ color:var(--blue); }

/* 9) Chips, badges, and small UI elements */
:root[data-theme="dark"] .chip-link,
:root[data-theme="dark"] .chip-disabled{
  background:var(--soft);
  color:var(--text);
  border-color:var(--border);
}
:root[data-theme="dark"] .badge{
  background:#1a2432;
  border-color:var(--border);
  color:var(--text);
}

/* 10) Avatars & round image rims */
:root[data-theme="dark"] .avatar{ background:#1f2937; }      /* replaces #e5e7eb */
:root[data-theme="dark"] .flag-badge{ box-shadow:0 0 0 2px var(--bg); } /* replaces #fff rim */

/* 11) Group photo frame */
:root[data-theme="dark"] .group-photo{ border-color:var(--border); }

/* 12) Publication list row borders */
:root[data-theme="dark"] .pubitem,
:root[data-theme="dark"] .pubcard{ border-bottom-color:var(--border); }

/* 13) Generic hovers that used light tints */
:root[data-theme="dark"] .chip-link:hover{ background:#161c25; border-color:var(--border); }

/* 14) Body copy colors inside cards */
:root[data-theme="dark"] .news-card p,
:root[data-theme="dark"] .card .muted{ color:var(--muted); }

/* 15) Footer & separators */
:root[data-theme="dark"] footer{ border-top-color:var(--border); color:var(--muted); }

/* 16) Any explicit white backgrounds left in file */
:root[data-theme="dark"] .bg-gray{ background:var(--gray); }
:root[data-theme="dark"] .bg-soft{ background:var(--soft); }

/* ==== Research Card Figure Background ==== */

/* Light mode: keep image area white "paper" */
.res-card .res-figure,
a.card .res-figure {
  background:#fff;               /* white sheet under transparent PNGs */
  display:flex;
  justify-content:center;
  align-items:center;
  padding:12px;                  /* small buffer so image isn't glued to edge */
  border-radius:8px;             /* optional: soften corners */
}

/* Dark mode: darker sheet behind image */
:root[data-theme="dark"] .res-card .res-figure,
:root[data-theme="dark"] a.card .res-figure {
  background:#ccc;            /* neutral dark grey */
}


/* Profile pages: no publication thumbnails */
#profile-container .pubcard {
  grid-template-columns: 1fr !important; /* collapse to single column when figure is hidden */
  gap: 10px;
}
#profile-container .pubcard figure {
  display: none !important;             /* hide thumbnail figure on profiles only */
}

/* === Covers & Art gallery === */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:16px;
}
@media (max-width:980px){ .gallery-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); } }
@media (max-width:640px){ .gallery-grid{ grid-template-columns:1fr; } }

.gallery-card{
  margin:0;
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  box-shadow:0 1px 2px rgba(0,0,0,.04);
  cursor:pointer;
  display:flex;
  flex-direction:column;
}
:root[data-theme="dark"] .gallery-card{ background:var(--soft); border-color:var(--border); }

.gallery-thumb{
  aspect-ratio: 4 / 5;          /* tall default that flatters covers */
  background:#fff;
  display:flex; align-items:center; justify-content:center;
}
:root[data-theme="dark"] .gallery-thumb{ background:var(--soft); }
.gallery-thumb img{
  width:100%; height:100%;
  object-fit:contain; object-position:center;
}

.gallery-cap{ padding:12px; }
.gallery-title{ font-weight:700; line-height:1.25; margin:0 0 4px; }
.gallery-meta{ font-size:13px; }

/* Lightbox */
.lightbox{
  border:none; padding:0; width:min(1000px, 96vw);
  background:var(--bg); color:var(--text);
}
.lightbox::backdrop{ background:rgba(0,0,0,.5); }
.lightbox-close{
  position:absolute; top:8px; right:8px;
  border:1px solid var(--border); background:var(--soft); color:var(--text);
  border-radius:999px; padding:6px 10px; cursor:pointer;
}
.lightbox-stage{
  display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:8px;
  padding:16px;
}
.lightbox-figure{ margin:0; text-align:center; }
.lightbox-figure img{
  max-width:80vw; max-height:70vh; width:auto; height:auto; margin:0 auto 10px;
  display:block; border:1px solid var(--border); background:#fff; border-radius:10px; padding:8px;
}
:root[data-theme="dark"] .lightbox-figure img{ background:var(--soft); border-color:var(--border); }
.lightbox-nav{
  border:1px solid var(--border); background:#fff; color:#111;
  border-radius:12px; padding:10px 14px; cursor:pointer; font-size:22px;
}
:root[data-theme="dark"] .lightbox-nav{ background:var(--soft); color:var(--text); }
.lightbox-links{ display:flex; gap:8px; justify-content:center; flex-wrap:wrap; margin-top:8px; }

/* ensure dialog shows in fallback */
dialog[open] { display: block; }

/* === Alumni directory tweaks === */
.alumni-list{display:grid;grid-template-columns:1fr;gap:12px}
.alumni-card{align-items:center}
.alumni-icon{width:96px;height:72px;border:1px dashed var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;background:transparent}
.alumni-row-1{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.alumni-name{font-size:18px}
.alumni-now{margin:6px 0 0 0;color:var(--muted)}


/* Alumni: text-only cards (no thumbnail column) */
.alumni-card { 
  grid-template-columns: 1fr !important; /* if .news-card uses grid */
  display: block;                         /* if .news-card uses flex, this is harmless */
}
.alumni-card .alumni-icon { display: none !important; } /* just in case any remain */


/* 1) Abstract visibility controlled by [hidden] */
.abstract[hidden] { display: none; }

/* 2) Expanded state driven by aria-expanded (not a .expanded class) */
.pubcard[aria-expanded="true"] .abstract { display: block; }

/* Map your old .pubcard.expanded layout to the aria state */
.pubcard[aria-expanded="true"] { grid-template-columns: auto 1fr; }
.pubcard[aria-expanded="true"] figure { width: 360px; }
.pubcard[aria-expanded="true"] img {
  width: 100%;
  height: 194px;         /* 360 / 1.85 ≈ 194 */
  object-fit: contain;
  object-position: center;
  padding: 0;
  background: #fff;
}

/* Mobile keeps the single-column behavior */
@media (max-width: 720px){
  .pubcard[aria-expanded="true"] { grid-template-columns: 1fr; }
  .pubcard[aria-expanded="true"] img {
    width: 100%;
    height: auto;
    aspect-ratio: 1.85 / 1;
  }
}

/* Publications: force abstract show/hide by the [hidden] attribute */
.pubcard .abstract { display: none !important; }
.pubcard .abstract:not([hidden]) { display: block !important; }


.group-photo img {
  max-width: 600px;       /* cap size */
  width: 100%;            /* responsive */
  margin: 20px auto;      /* center + spacing */
  display: block;         /* ensure centering works */
  border-radius: 16px;    /* round the corners */
  box-shadow: 0 4px 16px rgba(0,0,0,0.15); /* soft shadow */
}