:root {
  --bg: #fbfcfb;
  --ink: #25292d;
  --muted: #636b72;
  --line: #dce3df;
  --accent: #147d6f;
  --accent-dark: #0b514b;
  --panel: #f1f6f4;
  --soft: #eef1f6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Google Sans", "Segoe UI", Arial, sans-serif;
  font-size: 17px;
}

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

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 980px;
  margin: 0 auto 22px;
  font-size: 42px;
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: 0;
  text-align: center;
}

h2 {
  margin-bottom: 22px;
  color: var(--accent);
  font-size: 30px;
  line-height: 1.2;
  font-weight: 700;
  text-align: center;
}

h3 {
  margin-bottom: 10px;
  color: var(--accent-dark);
  font-size: 20px;
  font-weight: 700;
}

p {
  line-height: 1.62;
}

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

.header {
  padding: 56px 0 18px;
  background: linear-gradient(180deg, #f6faf8 0%, var(--bg) 100%);
}

.content {
  width: min(100% - 36px, 1040px);
  margin: 0 auto;
  padding: 42px 0;
}

.content.narrow {
  width: min(100% - 36px, 820px);
}

.hero {
  padding-bottom: 24px;
  text-align: center;
}

.venue {
  margin-bottom: 14px;
  color: var(--accent-dark);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.subtitle {
  max-width: 760px;
  margin: 0 auto 24px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.45;
  text-align: center;
}

.brand {
  color: var(--accent-dark);
  font-weight: 700;
}

.authors {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  max-width: 820px;
  margin: 0 auto 12px;
}

.authors span {
  font-size: 18px;
  color: var(--accent);
}

.affiliation,
.note {
  margin-bottom: 6px;
  color: var(--muted);
  text-align: center;
}

.note {
  font-size: 14px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 999px;
  background: #29302f;
  color: #fff;
  font-size: 16px;
}

.btn:hover {
  background: var(--accent-dark);
  color: #fff;
}

.lead-figure,
.paper-figure,
.result-grid figure,
.robot-section figure {
  margin: 0;
}

.lead-figure {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.lead-figure img,
.paper-figure img,
.robot-section img,
.result-grid img {
  width: 100%;
  border-radius: 6px;
}

figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  text-align: center;
}

.tldr {
  max-width: 900px;
  margin: 28px auto 0;
  padding: 18px 20px;
  border-left: 4px solid var(--accent);
  background: var(--panel);
  text-align: left;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.two-column > div {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.paper-figure {
  margin-top: 28px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.section-intro {
  max-width: 820px;
  margin: 0 auto 26px;
  color: var(--muted);
  text-align: center;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.result-grid figure {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.robot-section {
  align-items: center;
}

.robot-section > figure {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.metric {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  align-items: center;
  margin-top: 22px;
  padding: 18px;
  border-radius: 8px;
  background: var(--soft);
}

.metric span {
  color: var(--accent-dark);
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
}

.metric p {
  margin: 0;
  color: var(--muted);
}

.bibtexsection {
  overflow-x: auto;
  padding: 18px;
  border-radius: 8px;
  background: #eef0f2;
  color: #202326;
  font-family: Consolas, "Courier New", monospace;
  font-size: 14px;
  line-height: 1.45;
  white-space: pre;
}

footer {
  margin-top: 24px;
  padding: 22px 18px;
  background: #ecefed;
  color: var(--muted);
  text-align: center;
}

footer p {
  margin: 0;
  text-align: center;
}

@media (max-width: 760px) {
  body {
    font-size: 16px;
  }

  h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 25px;
  }

  .header {
    padding-top: 36px;
  }

  .content {
    width: min(100% - 28px, 1040px);
    padding: 30px 0;
  }

  .subtitle {
    font-size: 18px;
  }

  .two-column,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .metric {
    grid-template-columns: 1fr;
  }
}