/* assets/style.css */
* {
  font-family: "Latin Modern Roman", serif !important;
}

:root{
  --bg: #ffffff;
  --fg: #111111;
  --muted: #555555;
  --border: #e6e6e6;
  --max: 980px;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --link: #0b57d0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Latin Modern Roman", "CMU Serif", "Computer Modern", serif !important;
  line-height: 1.6;
}



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

.container{
  width: min(var(--max), calc(100% - 2.2rem));
  margin: 0 auto;
}

header{
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand{
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.brand a{
  color: var(--fg);
  text-decoration: none;
}
.brand .name{
  font-weight: 700;
  letter-spacing: 0.2px;
}
.brand .tag{
  color: var(--muted);
  font-size: 0.92rem;
}

.navlinks{
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.navlinks a{
  color: var(--fg);
  padding: 0.45rem 0.6rem;
  border-radius: 10px;
}
.navlinks a.active{
  background: #f3f3f3;
}
.navlinks a:hover{
  background: #f6f6f6;
  text-decoration: none;
}

main{ padding: 2.2rem 0 3rem; }

.hero{
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: start;
  margin-top: 0.8rem;
}
@media (max-width: 860px){
  .hero{ grid-template-columns: 1fr; }
}

.card{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card.pad{ padding: 1.4rem 1.4rem; box-shadow: none; }
.card.flat{ box-shadow: none; }

h1{
  font-size: clamp(1.8rem, 2.6vw, 2.3rem);
  line-height: 1.25;
  margin: 0 0 0.6rem;
}
h2{
  margin: 0 0 0.6rem;
  font-size: 1.35rem;
}
h3{
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}
p{ margin: 0.5rem 0; color: var(--fg); }
.muted{ color: var(--muted); }

.kbd{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.92rem;
  padding: 0.1rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fafafa;
}

.grid2{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
@media (max-width: 860px){
  .grid2{ grid-template-columns: 1fr; }
}

.figure{
  display: grid;
  gap: 0.55rem;
  padding: 1rem;
}
.figure img{
  width: 100%;
  display: block;
  border-radius: 12px;
}
.caption{
  font-size: 0.95rem;
  color: var(--muted);
  text-align: center;
}

.section{
  margin-top: 2.4rem;
}
.section .section-head{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}
.section .section-head a{ font-size: 0.95rem; }

.list{
  display: grid;
  gap: 0.9rem;
}
.item{
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  background: #fff;
}
.item .meta{
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.2rem;
}

.footer{
  border-top: 1px solid var(--border);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.footer .row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.badges{
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.8rem;
}
.badge{
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.92rem;
  background: #fafafa;
}

hr.sep{
  border: none;
  border-top: 1px dashed var(--border);
  margin: 1.2rem 0;
}

/* ============================= */
/* Research parallax header      */
/* ============================= */

.parallax-strip{
  height: 150px;
  margin-top: 1.5rem;
  background-image:
    linear-gradient(rgba(255,255,255,0.78), rgba(255,255,255,0.78)),
    url("research-bg.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
}

.parallax-strip h1{
  font-size: 2.2rem;
  margin: 0;
}

/* ============================= */
/* Research project layout       */
/* ============================= */

.project{
  display: flex;
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.project-text{
  flex: 1.2;
}

.project-figure{
  flex: 1;
}

.project-figure img{
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
}

@media (max-width: 860px){
  .project{
    flex-direction: column;
  }
}