:root{
  --bg:#ffffff;
  --text:#111111;
  --muted:#666666;
  --line:#e9e9e9;
  --link:#0b57d0;
  --maxw: 672px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text)}
body{
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  line-height:1.55;
}

/* ——————————————————————
   Publication links under abstracts
   —————————————————————— */

.links {
  margin-top: 8px;
  font-size: 0.9em;
}

.links a {
  text-decoration: none;
}

.links a:hover {
  text-decoration: underline;
}

.card .title {
  display: inline;
  font-weight: 600;
}

.card .abstract {
  display: inline;
}

.card .abstract::before {
  content: " — ";
}

a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}

.wrapper{max-width:var(--maxw);margin:0 auto;padding:28px 28px 60px}

.nav{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:10px 0 12px;border-bottom:1px solid var(--line);margin-bottom:18px;
  background:var(--bg);
  z-index:20;
}

.nav a{color:var(--text)}

.nav-sep{
  color:var(--muted);
}

.nav-links{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}

.nav-btn{
  color:var(--text);
  font-style:normal;
  font-weight:400;
}

.nav-btn.is-current,
.home-btn{
  font-weight:700;
}

.home-btn{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:8px;
  background:#f7f7f8;
}

.mobile-menu{
  display:none;
}

@media only screen and (min-width:501px){
  .nav{
    position:sticky;
    top:0;
    flex-wrap:nowrap;
  }

  .nav-links{
    margin-left:auto;
    justify-content:flex-end;
    flex-wrap:nowrap;
  }

  .nav-links{
    margin-left:auto;
    justify-content:flex-end;
  }
}

/* Medium screens (tablet/smaller laptops): narrower page + cleaner menu */
@media only screen and (min-width:501px) and (max-width:900px){
  .wrapper{
    max-width: 592px;
    padding:22px 24px 52px;
  }

  .nav{
    gap:10px;
    padding:12px;
    border:1px solid var(--line);
    border-radius:12px;
  }

  .nav-links{
    gap:8px;
  }

  .nav-btn{
    padding:5px 10px;
    border:1px solid transparent;
    border-radius:8px;
    background:#f7f7f8;
  }

  .nav-btn:hover{
    text-decoration:none;
    border-color:var(--line);
    background:#f1f2f4;
  }

  .nav-btn.is-current,
  .home-btn{
    border-color:var(--line);
    background:#eceef2;
  }
}

/* Refined academic title */
h1{
  font-size:28px;
  line-height:1;     /* slightly tighter */
  margin:0 0 10px;      /* slightly reduced bottom space */
  font-weight:650;      /* subtle weight refinement */
}

h2{font-size:22px;margin:30px 0 10px}
h3{font-size:18px;margin:22px 0 8px}
p{margin:10px 0}
hr{border:0;border-top:1px solid var(--line);margin:16px 0}

.small{color:var(--muted);font-size:14px}
.list{margin:10px 0 0 0;padding-left:18px}
.list li{margin:6px 0}

.hero{
  display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;
}

.avatar{
  width:140px;height:140px;border-radius:14px;object-fit:cover;
  border:1px solid var(--line);background:#f6f6f6;
}

.card{
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
  margin:12px 0;
}

.card .title{font-weight:650}
.card .meta{color:var(--muted);font-size:14px;margin-top:4px}

.badges{margin-top:8px;display:flex;flex-wrap:wrap;gap:10px}
.badges a{font-size:14px}

.footer-nav{
  display:flex;gap:12px;flex-wrap:wrap;
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid var(--line);
}

/* Mobile proportional scaling */

@media only screen and (max-width:500px){
  .wrapper{
    max-width: 392px;
    padding:18px 22px 40px;
  }

  .nav{
    justify-content:space-between;
    align-items:flex-start;
    gap:8px;
    margin-bottom:16px;
    padding:0 0 12px;
  }

  .home-btn{
    padding:9px 12px;
    border-radius:10px;
    font-weight:650;
  }

  .nav-sep,
  .nav-links{
    display:none;
  }

  .mobile-menu{
    display:block;
    margin-left:auto;
    position:relative;
    z-index:30;
  }

  .mobile-menu summary{
    list-style:none;
    cursor:pointer;
    border:1px solid var(--line);
    border-radius:8px;
    background:#f7f7f8;
    padding:8px 11px;
    font-size:16px;
    line-height:1;
    user-select:none;
  }

  .mobile-menu summary::-webkit-details-marker{
    display:none;
  }

  .mobile-menu-panel{
    position:absolute;
    right:0;
    top:calc(100% + 8px);
    display:grid;
    grid-template-columns:1fr;
    gap:8px;
    min-width:200px;
    padding:10px;
    border:1px solid var(--line);
    border-radius:12px;
    background:var(--bg);
    box-shadow:0 8px 20px rgba(17, 17, 17, 0.08);
  }

  .mobile-menu-panel .nav-btn{
    display:block;
    width:100%;
    text-align:center;
    padding:9px 10px;
    border:1px solid var(--line);
    border-radius:10px;
    background:#f7f7f8;
    text-decoration:none;
  }

  .mobile-menu-panel .nav-btn.is-current{
    background:#eceef2;
  }

  h1{
    font-size:26px;
    line-height:1.15;
    margin-bottom:12px;
  }

  h2{
    font-size:21px;
    margin:24px 0 10px;
  }

  h3{
    font-size:18px;
    margin:18px 0 10px;
  }

  p,
  .list li{
    line-height:1.65;
  }

  .hero{
    gap:14px;
  }

  .avatar{
    width:120px;
    height:120px;
    border-radius:12px;
  }

  .card{
    border-radius:12px;
    padding:12px 13px;
    margin:10px 0;
  }

  .small{
    font-size:13px;
  }

  .list{
    padding-left:20px;
  }

  .pub-list{
    padding-left:24px;
    margin:10px 0 0;
  }

  .pub-list li{
    margin-bottom:12px;
  }

  .pub-list li::marker{
    font-size:0.9em;
  }

  .pub-card{
    padding:6px 0 2px;
    margin:0;
  }

  .pub-row{
    gap:8px;
  }

  .pub-line{
    gap:6px;
    line-height:1.55;
  }

  .pub-meta-inline{
    font-size:0.9em;
  }

  .toggle-abstract{
    padding:6px 10px;
    border-radius:8px;
  }

  .pub-card .abstract{
    margin-top:10px;
    line-height:1.65;
  }
}


/* Publications compact layout */
@counter-style bracketed-decimal {
  system: numeric;
  symbols: "0" "1" "2" "3" "4" "5" "6" "7" "8" "9";
  prefix: "[";
  suffix: "] ";
}

.pub-list {
  padding-left: 28px;
  list-style-type: bracketed-decimal;
  list-style-position: outside;
}

.pub-list li::marker {
  font-weight: 500;
  font-size: 0.95em;
}

.pub-list li {
  padding-left: 0;
}

/* Make publication cards tighter than default */
.pub-card{
  padding: 2px 0;
  margin: 0 0 4px 0;
}

/* Header: citation + inline links */
.pub-row{
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.pub-head{
  flex: 1;
  min-width: 0;
}

.pub-line{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  line-height: 1.45;
}

.pub-meta-inline{
  font-size: 0.92em;
  color: var(--muted);
}

.pub-meta-inline a{
  text-decoration: none;
}

.pub-meta-inline a:hover{
  text-decoration: underline;
}

/* Squared light-gray button */
.toggle-abstract{
  flex: 0 0 auto;
  margin-top: 1px;
  padding: 5px 9px;

  border: 1px solid var(--line);
  border-radius: 4px;          /* squared-ish, not pill */
  background: #f3f4f6;          /* light gray */
  color: var(--text);

  font-size: 0.86em;
  line-height: 1;
  cursor: pointer;
}

.toggle-abstract:hover{
  background: #eceef2;
  border-color: #d0d3d9;
}

/* Abstract block */
.pub-card .abstract{
  display: block;
  margin-top: 8px;
  line-height: 1.55;
}

/* Ensure hidden wins over your existing .card .abstract { display:inline; } */
.abstract.hidden{
  display: none !important;
}

/* Remove any old " — " prefix if your existing CSS adds it */
.pub-card .abstract::before{
  content: "";
}

/* Mobile: stack button under the header */
@media (max-width: 650px){
  .pub-row{
    flex-direction: column;
    gap: 6px;
  }
  .toggle-abstract{
    align-self: flex-start;
  }
}

.research-interest::after {
  content: "";
  display: block;
  clear: both;
}

.research-diagram-wrap {
  float: right;
  width: 200px;
  max-width: 34%;
  height: auto;
  margin: 4px 0 10px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f5f5f5;
  shape-margin: 10px;
  box-shadow: 0 6px 16px rgba(17, 17, 17, 0.06);
}

@media only screen and (max-width: 540px) {
  .research-diagram-wrap {
    float: none;
    display: block;
    width: min(220px, 100%);
    max-width: 100%;
    margin: 0 auto 12px;
  }
}


.contact-methods{
  display:grid;
  gap:12px;
  margin-top:12px;
}

.contact-card{
  border:1px solid var(--line);
  border-radius:12px;
  padding:12px 14px;
  background:#fafafb;
}

.contact-label{
  margin:0 0 6px;
  color:var(--muted);
  font-size:0.9em;
}

.contact-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:500;
  overflow-wrap:anywhere;
}