:root {
  --ink: #151a18;
  --muted: #5f6865;
  --line: #d9dfdc;
  --paper: #ffffff;
  --panel: #f7f9f8;
  --accent: #0b6e69;
  --accent-dark: #084f4b;
  --radius: 6px;
}

html { scroll-padding-top: 85px; }
a:focus-visible,button:focus-visible,[tabindex]:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.skip-link { position: fixed; top: -70px; left: 20px; background: white; padding: 8px 14px; z-index: 100; }
.skip-link:focus { top: 8px; }
.source-note { color: var(--muted); font-size: .8rem; }
#results h3 { margin-top: 30px; font-size: 1.16rem; }
.simple-table caption { text-align: left; padding-bottom: 12px; color: var(--muted); }
.copy-status { min-height: 1.5em; font-size: .85rem; color: var(--muted); }
@media (max-width: 720px) { .site-nav { flex-wrap: wrap; gap: 8px; padding: 12px 20px !important; } .nav-links { flex-wrap: wrap; gap: 8px 15px !important; font-size: .8rem !important; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

img {
  display: block;
  max-width: 100%;
}

code {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #f3f6f5;
  color: #1c312e;
  padding: 0.04rem 0.28rem;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.93em;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 0 32px;
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / 0.96);
  backdrop-filter: blur(10px);
}

.nav-brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
  font-size: 0.94rem;
  font-weight: 650;
}

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

.nav-links a:hover {
  color: var(--accent);
  text-decoration: none;
}

.hero {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.hero-inner {
  width: min(980px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 70px 0 46px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 920px;
  margin: 0 auto;
  font-size: clamp(2.15rem, 5vw, 4.35rem);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(1.55rem, 2.4vw, 2.12rem);
  line-height: 1.16;
  letter-spacing: 0;
}

.authors {
  max-width: 920px;
  margin: 22px auto 0;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 650;
}

.venue {
  margin: 6px auto 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.lead {
  max-width: 760px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  padding: 8px 14px;
  font-weight: 750;
  line-height: 1;
}

.button:hover {
  border-color: var(--accent);
  color: var(--ink);
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--accent-dark);
  color: #ffffff;
}

.container {
  width: min(930px, calc(100vw - 40px));
  margin: 0 auto;
}

.wide-container {
  width: min(1220px, calc(100vw - 40px));
  margin: 0 auto;
}

.figure-band {
  padding: 42px 0 56px;
}

.figure-band h2 {
  text-align: center;
}

.paper-figure {
  margin: 0;
}

.paper-figure img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.result-table {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.result-table img {
  width: 100%;
  min-width: 980px;
  border: 0;
  border-radius: 0;
}

figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.94rem;
  text-align: center;
}

.section {
  padding: 66px 0;
}

section[id] {
  scroll-margin-top: 86px;
}

.section.light {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.section p {
  color: var(--muted);
  font-size: 1.04rem;
}

.section-intro {
  max-width: 860px;
  margin: 0 0 22px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  gap: 40px;
  align-items: center;
}

.analysis-figure img {
  background: var(--paper);
}

.simple-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.simple-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.98rem;
}

.simple-table th,
.simple-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.simple-table th {
  background: #eef4f2;
  color: var(--ink);
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.simple-table tr:last-child td {
  border-bottom: 0;
}

.bibtex-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 14px;
}

.copy-bibtex-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: #ffffff;
  padding: 7px 13px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.copy-bibtex-btn:hover {
  background: var(--accent-dark);
}

.copy-bibtex-btn.copied {
  border-color: #6aa84f;
  background: #6aa84f;
  color: #102317;
}

pre {
  overflow-x: auto;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f4f7f5;
  padding: 18px;
}

pre code {
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--ink);
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--panel);
  padding: 30px 0;
}

.footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.scroll-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .split-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 760px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding: 13px 20px;
  }

  .nav-links {
    width: 100%;
    flex-wrap: wrap;
    gap: 7px 14px;
    font-size: 0.9rem;
  }

  .hero-inner {
    width: min(100vw - 28px, 980px);
    padding: 48px 0 36px;
  }

  .lead {
    font-size: 1rem;
  }

  .section {
    padding: 52px 0;
  }

  section[id] {
    scroll-margin-top: 132px;
  }

  .container,
  .wide-container {
    width: min(100vw - 28px, 930px);
  }

  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .paper-figure:not(.result-table) img {
    min-height: 190px;
    object-fit: contain;
  }

  .bibtex-header {
    align-items: flex-start;
    flex-direction: column;
  }
}