:root{
  --paper: #f3f1ea;
  --paper-raised: #e8e3d4;
  --ink: #221f1a;
  --ink-soft: #655e51;
  --accent: #2f5233;
  --accent-ink: #1f3a24;
  --accent-soft: #e2e8d9;
  --rule: #d7d0bf;
  --serif-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --serif-body: "Source Serif 4", "Iowan Old Style", Georgia, serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper: #191813;
    --paper-raised: #242219;
    --ink: #ece6d8;
    --ink-soft: #a89f8c;
    --accent: #86b78e;
    --accent-ink: #bcdcc1;
    --accent-soft: #233225;
    --rule: #38352a;
  }
}
:root[data-theme="dark"]{
  --paper: #191813;
  --paper-raised: #242219;
  --ink: #ece6d8;
  --ink-soft: #a89f8c;
  --accent: #86b78e;
  --accent-ink: #bcdcc1;
  --accent-soft: #233225;
  --rule: #38352a;
}

*{ box-sizing: border-box; }
html, body{ margin: 0; }
body{
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  line-height: 1.65;
  font-size: 1.02rem;
}
::selection{ background: var(--accent-soft); }

.wrap{ max-width: 46rem; margin: 0 auto; padding: 0 1.25rem 4.5rem; }

/* ---- language switcher ---- */
.topbar{
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.topbar-inner{
  max-width: 46rem;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.4rem;
}
.lang-btn{
  font-family: var(--serif-body);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  background: none;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  cursor: pointer;
}
.lang-btn:hover{ border-color: var(--accent); color: var(--ink); }
.lang-btn.active{ background: var(--accent); border-color: var(--accent); color: var(--paper); }
.lang-btn:focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---- header ---- */
header.profile{
  display: flex;
  align-items: center;
  gap: 1.6rem;
  padding: 2.75rem 0 2rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2.25rem;
}
.portrait{
  width: 128px;
  height: 128px;
  min-width: 128px;
  border-radius: 50%;
  object-fit: cover;
  object-position: 50% 28%;
  border: 1px solid var(--rule);
}
h1{
  font-family: var(--serif-display);
  font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.3rem);
  font-weight: 650;
  margin: 0 0 0.3rem;
  text-wrap: balance;
}
.role{
  margin: 0;
  color: var(--accent-ink);
  font-size: 0.98rem;
  font-style: italic;
  font-family: var(--serif-display);
  font-weight: 500;
}

section.bio p{ margin: 0 0 1.05rem; max-width: 42rem; text-wrap: pretty; }
section.bio p:first-of-type:first-letter{
  font-family: var(--serif-display);
  font-size: 3.1rem;
  font-weight: 650;
  float: left;
  line-height: 0.82;
  padding: 0.08em 0.08em 0 0;
  color: var(--accent);
}
section.bio p:last-child{ margin-bottom: 0; }

h2{
  font-family: var(--serif-display);
  font-size: 1.35rem;
  font-weight: 650;
  margin: 3rem 0 0.2rem;
}
.section-note{
  display: block;
  font-family: var(--serif-body);
  font-size: 0.86rem;
  font-style: italic;
  font-weight: 400;
  color: var(--ink-soft);
  margin: 0.25rem 0 1.4rem;
}

ol.pubs{
  list-style: none;
  counter-reset: pub;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
ol.pubs li{
  counter-increment: pub;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.1rem 0.9rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--rule);
}
ol.pubs li:last-child{ border-bottom: 1px solid var(--rule); }
ol.pubs li::before{
  content: counter(pub, decimal-leading-zero);
  font-family: var(--serif-display);
  font-size: 0.95rem;
  color: var(--accent);
  padding-top: 0.15rem;
}
.pub-title{
  margin: 0 0 0.3rem;
  font-size: 1rem;
  line-height: 1.5;
  grid-column: 2;
  text-wrap: pretty;
}
.pub-meta{
  margin: 0 0 0.6rem;
  font-size: 0.86rem;
  color: var(--ink-soft);
  grid-column: 2;
}
.pub-tag{
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-radius: 4px;
  padding: 0.08rem 0.4rem;
  margin-left: 0.45rem;
}
.pub-actions{
  grid-column: 2;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.pub-sep{ color: var(--ink-soft); font-size: 0.88rem; }
.pub-link{
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  font-size: 0.88rem;
  text-decoration: none;
  font-weight: 600;
  color: var(--accent-ink);
  width: fit-content;
  border-bottom: 1px solid var(--accent);
}
.pub-link:hover{ color: var(--ink); border-color: var(--ink); }
.pub-link .size{ font-weight: 400; color: var(--ink-soft); }

footer{
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.82rem;
  color: var(--ink-soft);
}

[hidden]{ display: none !important; }

@media (max-width: 30rem){
  header.profile{ flex-direction: column; text-align: center; gap: 1rem; padding-top: 2rem; }
  .portrait{ width: 112px; height: 112px; min-width: 112px; }
  ol.pubs li{ grid-template-columns: 1.6rem 1fr; }
}