:root{
  --bg:#0b0d12;
  --card:#111522;
  --text:#e9ecf1;
  --muted:#a9b0bf;
  --line:rgba(255,255,255,.10);
  --accent:#4fa3a5;
}

@media (prefers-color-scheme: light){
  :root{
    --bg:#fbfbfd;
    --card:#ffffff;
    --text:#0e1220;
    --muted:#5a6275;
    --line:rgba(10,15,30,.10);
    --accent:#2e7f84;
  }
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  line-height:1.55;
}

.wrap{
  max-width: 980px;
  margin: 0 auto;
  padding: 48px 18px;
}

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

.hero{
  display:flex;
  gap:24px;
  align-items:flex-start;
  justify-content:space-between;
  padding: 8px 0 26px;
  border-bottom: 1px solid var(--line);
}

h1{
  font-size: 40px;
  letter-spacing:-0.02em;
  margin:0 0 10px;
}

.sub{ margin:0 0 16px; color:var(--muted); }

.links{
  display:flex;
  flex-wrap:wrap;
  gap:12px 16px;
  font-size: 14px;
}

.badge{
  max-width: 320px;
  padding:16px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: color-mix(in srgb, var(--card) 92%, transparent);
}

.kicker{
  margin:0 0 8px;
  color:var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.focus{ margin:0; }

.grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:18px;
  padding-top: 22px;
}

.card{
  background: color-mix(in srgb, var(--card) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 18px;
}

.card h2{
  margin:0 0 10px;
  font-size: 18px;
  letter-spacing:-0.01em;
}

.cardhead{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:16px;
}

.muted{ color:var(--muted); font-size: 13px; }

.pubs{
  margin: 12px 0 0;
  padding-left: 18px;
}

.pubs li{ margin: 0 0 14px; }
.pubtitle{ display:block; font-weight:600; }
.pubmeta{ display:block; color:var(--muted); font-size: 13px; margin-top:2px; }
.pubactions{ display:block; margin-top:4px; font-size: 13px; }

.bullets{ margin: 0; padding-left: 18px; }
.contact a{ display:inline-block; margin: 3px 0; }

.fineprint{
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
}

.footer{
  margin-top: 26px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 820px){
  .hero{ flex-direction:column; }
  .badge{ max-width: none; width: 100%; }
  .grid{ grid-template-columns: 1fr; }
  h1{ font-size: 34px; }
}


/* ===== Background photo layer ===== */
.bg-photo{
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: url("Background.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.03); /* avoids edge gaps on some browsers */
}

/* Readability overlay (keeps text legible on busy photos) */
.bg-photo::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(1200px 700px at 20% 10%, rgba(0,0,0,.35), transparent 60%),
    linear-gradient(to bottom, rgba(0,0,0,.85), rgba(0,0,0,0));
}

/* In light mode, reduce the dark overlay a bit */
@media (prefers-color-scheme: light){
  .bg-photo::after{
    background:
      radial-gradient(1200px 700px at 20% 10%, rgba(255,255,255,.55), transparent 60%),
      linear-gradient(to bottom, rgba(255,255,255,.85), rgba(255,255,255,0));
  }
}

/* ===== About box photo layout ===== */
.about{
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  align-items: start;
}

.about-photo{
  width: 120px;
  height: 120px;
  border-radius: 16px;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--card);
}

/* Stack on mobile */
@media (max-width: 560px){
  .about{
    grid-template-columns: 1fr;
  }
  .about-photo{
    width: 140px;
    height: 140px;
  }
}

/* Publications page background override */
.page-publications .bg-photo{
  background-image: url("Background2.jpg");
}

/* Bio page background override */
.page-bio .bg-photo{
  background-image: url("Background4.jpg");
}

/* ===== Bio page background override (FINAL) ===== */
body.page-bio .bg-photo{
  background-image: url("Background4.jpg") !important;
}