:root{
  --ink:#171717;--muted:#666b73;--blue:#315da8;--line:#e4e7eb;--soft:#f7f8fa;
  --navy:#1f2b47;--navy-hover:#17213a;--green-bg:#eff7e8;
  --shadow:0 14px 36px rgba(25,35,55,.10);--radius:16px;--max:1080px;--wide:1420px;--extra-wide:1580px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.container.wide{width:min(calc(100% - 36px),var(--wide))}
.container.extra-wide{width:min(calc(100% - 28px),var(--extra-wide))}
.text-container{max-width:970px}

.hero{padding:72px 0 48px;background:linear-gradient(180deg,#fff 0%,#fbfcff 100%);border-bottom:1px solid #f0f1f3}
.hero-inner{text-align:center}
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.hero h1{
  font-family:Georgia,'Times New Roman',serif;
  font-size:clamp(36px,4.25vw,56px);
  line-height:1.08;
  letter-spacing:-.035em;
  margin:0 auto 22px;
  max-width:100%;
  font-weight:700;
}

.paper-title .title-line{
  display:block;
  width:max-content;
  max-width:100%;
  margin-left:auto;
  margin-right:auto;
  white-space:nowrap;
}
.authors{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 18px;font-size:20px;color:#265d9e;margin-top:8px}
.authors span{white-space:nowrap}
.authors span:not(:last-child)::after{content:'·';color:#a3a8ae;margin-left:18px}
.authors sup,.affiliations sup{font-size:.58em;line-height:0;vertical-align:super;font-weight:700}
.affiliations{font-size:17px;margin-top:12px;color:#363a40;line-height:1.6}

.resource-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:28px}
.resource-button{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-width:158px;background:var(--navy);color:#fff;text-decoration:none;padding:15px 25px;border-radius:20px;font-weight:800;font-size:17px;box-shadow:0 7px 14px rgba(23,33,58,.20);transition:transform .18s ease,background .18s ease,box-shadow .18s ease}
.resource-button:hover{transform:translateY(-2px);background:var(--navy-hover);box-shadow:0 10px 19px rgba(23,33,58,.24)}
.resource-button svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 22px}
.resource-button:nth-child(2) svg{fill:currentColor;stroke:none;width:23px;height:23px}
.resource-placeholder{cursor:default}
.resource-placeholder:hover{transform:none;background:var(--navy);box-shadow:0 7px 14px rgba(23,33,58,.20)}

.section{padding:70px 0}
.section.soft{background:var(--soft)}
h2{font-family:Georgia,'Times New Roman',serif;text-align:center;font-size:clamp(31px,4vw,45px);line-height:1.15;margin:0 0 22px;letter-spacing:-.02em}
p{font-size:18px;margin:0 0 17px}
.lead{text-align:center;color:var(--muted);max-width:940px;margin:-8px auto 30px}
.hero-figure,.paper-figure{display:block;width:100%;height:auto;border-radius:13px;box-shadow:var(--shadow);background:#fff}
.hero-figure{max-width:1000px;margin:0 auto}
.figure-note{font-size:17px;max-width:1050px;margin:20px auto 0;text-align:justify;text-justify:inter-word;color:#474c53}
.zoomable{cursor:zoom-in}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px 20px;text-align:center;box-shadow:0 7px 24px rgba(30,40,60,.05)}
.stat-number{font-family:Georgia,'Times New Roman',serif;font-weight:700;font-size:42px;color:var(--blue)}
.stat-label{font-weight:750;font-size:17px}
.stat-sub{font-size:13px;color:var(--muted);margin-top:5px}

.section-description{max-width:1120px;margin:24px auto 0;color:#42474e;text-align:left}
.method-description{font-size:18px;line-height:1.72}
.method-figure{
  max-width:1160px;
  margin:0 auto;
}
.additional-lead{max-width:1080px}

.qualitative-group{max-width:1180px;margin:30px auto 0}
.qualitative-group-secondary{margin-top:38px;padding-top:30px;border-top:1px solid var(--line)}
.qualitative-subtitle{
  margin:0 0 15px;
  text-align:center;
  font-family:Arial,Helvetica,sans-serif;
  font-size:18px;
  line-height:1.25;
  font-weight:800;
  color:#3b4047;
}
.comparison-matrix-wrap{overflow-x:auto;padding:2px 2px 12px;-webkit-overflow-scrolling:touch}
.comparison-matrix{
  display:grid;
  grid-template-columns:repeat(6,minmax(175px,1fr));
  gap:10px;
  align-items:center;
  min-width:1140px;
}
.matrix-head{font-size:14px;font-weight:800;text-align:center;color:#31363c;padding:6px 5px 8px;line-height:1.3}
.matrix-cell{min-width:0}
.static-output{aspect-ratio:1/1;overflow:hidden;border-radius:13px;box-shadow:0 8px 22px rgba(25,35,55,.10);background:#e8ebef;border:1px solid rgba(0,0,0,.04)}
.static-output img{display:block;width:100%;height:100%;object-fit:cover}

.compare{position:relative;overflow:hidden;border-radius:13px;box-shadow:0 8px 22px rgba(25,35,55,.10);background:#dfe4ea;user-select:none;border:1px solid rgba(0,0,0,.04)}
.compare-square{aspect-ratio:1/1}
.compare img{display:block;width:100%;height:100%;object-fit:cover}
.compare-overlay{position:absolute;inset:0;width:50%;overflow:hidden}
.compare-overlay img{position:absolute;left:0;top:0;max-width:none;height:100%;object-fit:cover}
.compare-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.12)}
.compare-handle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:31px;height:31px;background:#fff;border-radius:50%;box-shadow:0 3px 12px rgba(0,0,0,.25);font-size:13px;font-weight:800;color:#333}
.compare-range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize}
.compare-label{position:absolute;top:8px;padding:4px 7px;border-radius:6px;background:rgba(20,20,20,.72);color:#fff;font-size:10px;font-weight:800;pointer-events:none;letter-spacing:.01em}
.compare-label.left{left:8px}
.compare-label.right{right:8px;background:rgba(50,93,168,.88)}

.quant-carousel{position:relative;max-width:1180px;margin:28px auto 0}
.quant-stage{position:relative;touch-action:pan-y;cursor:grab}
.quant-stage:active{cursor:grabbing}
.quant-panel{display:none;animation:quantFade .22s ease}
.quant-panel.active{display:block}
@keyframes quantFade{from{opacity:.35;transform:translateX(10px)}to{opacity:1;transform:translateX(0)}}

.quant-carousel-title{
  margin:0 0 24px;
  text-align:center;
  font-family:Arial,Helvetica,sans-serif;
  font-size:22px;
  line-height:1.25;
  font-weight:800;
  color:#20242a;
}
.table-frame{border:1px solid #d9dde3;background:#fff;overflow:visible}
.table-note{
  padding:17px 20px;
  border-bottom:1px solid #e2e5e9;
  text-align:center;
  color:#5d6269;
  font-size:15px;
  line-height:1.55;
}
.table-wrap{overflow-x:auto;background:#fff}
.metrics-table{border-collapse:collapse;width:100%;min-width:980px;font-size:14px}
.metrics-table th,.metrics-table td{padding:11px 11px;border-bottom:1px solid #e4e7eb;text-align:center;color:#171a1f}
.metrics-table thead th{background:#f3f5f7;font-weight:800;color:#21252a}
.metrics-table thead tr:first-child th{border-bottom:1px solid #d9dde3}
.metrics-table tbody tr:last-child td{border-bottom:none}
.metrics-table tbody tr.group-start td{border-top:2px solid #cfd4db}
.metrics-table strong{font-weight:800}
.quant-nav{
  position:absolute;
  top:57%;
  z-index:4;
  width:54px;
  height:54px;
  border:0;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#1f3154;
  color:#fff;
  font-size:39px;
  line-height:1;
  cursor:pointer;
  box-shadow:0 6px 18px rgba(20,32,54,.18);
  transform:translateY(-50%);
}
.quant-nav:hover{background:#29436f}
.quant-nav-prev{left:-28px}
.quant-nav-next{right:-28px}
.citation-lead{text-align:center;color:var(--muted);font-size:17px;margin:-5px auto 22px}
.bibtex-card{position:relative;border:1px solid var(--line);border-radius:16px;background:#f8f9fb;box-shadow:0 8px 25px rgba(25,35,55,.05);overflow:hidden}
.bibtex-card pre{margin:0;padding:25px 28px;overflow-x:auto;font-size:14px;line-height:1.65;font-family:'SFMono-Regular',Consolas,'Liberation Mono',monospace;color:#2c3238}
.copy-bibtex{position:absolute;right:14px;top:14px;border:1px solid #ccd3dd;background:#fff;color:#33425a;border-radius:9px;padding:8px 11px;font-weight:800;font-size:12px;cursor:pointer;box-shadow:0 3px 10px rgba(25,35,55,.07)}
.copy-bibtex:hover{border-color:#9eabc0}
footer{border-top:1px solid var(--line);padding:28px 0;color:#777;font-size:13px}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.lightbox{position:fixed;inset:0;background:rgba(7,9,12,.92);display:none;align-items:center;justify-content:center;padding:40px;z-index:20}
.lightbox.open{display:flex}
.lightbox img{max-width:96vw;max-height:92vh;object-fit:contain}
.lightbox-close{position:absolute;right:22px;top:14px;background:transparent;color:#fff;border:0;font-size:42px;cursor:pointer}

@media(max-width:900px){
  .hero h1{font-size:clamp(34px,5.2vw,48px)}
  .authors{font-size:17px}
  .section{padding:55px 0}
  .desktop-only{display:none}
  .resource-button{min-width:145px;padding:14px 21px;font-size:16px}
}
@media(max-width:560px){
  .paper-title .title-line{
    width:auto;
    max-width:none;
    white-space:normal;
  }

  .container,.container.wide,.container.extra-wide{width:min(calc(100% - 24px),var(--max))}
  .hero{padding-top:48px}
  .hero h1{font-size:37px}
  .qualitative-group-secondary{margin-top:46px;padding-top:40px}
  .bibtex-card pre{padding:58px 18px 20px;font-size:12px}
  .section{padding:46px 0}
  .lightbox{padding:18px}
  .resource-row{gap:9px}
  .resource-button{min-width:0;padding:12px 16px;border-radius:17px;font-size:15px}
  .resource-button svg{width:20px;height:20px}
}


@media(max-width:900px){
  .qualitative-subtitle{font-size:17px}
  .quant-nav{width:46px;height:46px;font-size:32px}
  .quant-nav-prev{left:-10px}
  .quant-nav-next{right:-10px}
  .quant-carousel-title{font-size:20px}
}

@media(max-width:560px){
  .qualitative-group{margin-top:24px}
  .qualitative-group-secondary{margin-top:32px;padding-top:26px}
  .comparison-matrix{grid-template-columns:repeat(6,minmax(150px,1fr));min-width:960px}
  .quant-nav{width:40px;height:40px;font-size:29px;top:56%}
  .quant-nav-prev{left:-5px}
  .quant-nav-next{right:-5px}
  .quant-carousel-title{font-size:18px;margin-bottom:18px}
  .table-note{font-size:13px;padding:13px 46px}
  .metrics-table{font-size:13px}
}