/* Center section titles and tables */
.center {
  text-align: center;
}
.center-table {
  margin-left: auto;
  margin-right: auto;
  border-collapse: collapse;
  font-size: 1.04rem;
  margin-bottom: 2.2rem;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(44,62,80,0.03);
  border-radius: 8px;
  overflow: hidden;
}
.center-table caption {
  caption-side: top;
  font-size: 1.01rem;
  color: #1a237e;
  margin-bottom: 0.3rem;
  font-weight: 500;
}
.center-table th, .center-table td {
  border: 1px solid #e0e0e0;
  padding: 0.5em 1.1em;
  text-align: center;
  color: #181a1b;
}
.center-table th {
  background: #dbeafe;
  color: #1a237e;
  font-weight: 600;
}
.center-table tr:nth-child(even) td {
  background: #f8f9fa;
}
.benchmark-tables h4.center {
  margin-top: 2.2rem;
  margin-bottom: 0.7rem;
  font-size: 1.13rem;
  color: #1a237e;
  font-weight: 600;
}
body {
  font-family: 'Playpen Sans', Arial, sans-serif;
  background: #ffffff;
  color: #181a1b;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

/* Navigation */
.navbar {
  background: #2b5876;
  color: #fff;
  box-shadow: 0 1px 3px rgba(44,62,80,0.1);
}

.navbar .container {
  max-width: 900px;
  margin: 0 auto;
}

.nav-links {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0.6rem 0;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #dbeafe;
}

/* Hero Section */
.hero {
  background: #ffffff;
  color: #181a1b;
  text-align: center;
  padding: 3.5rem 0 2.5rem 0;
  position: relative;
  box-shadow: 0 1px 3px rgba(44,62,80,0.03);
}
.hero-logo {
  width: 110px;
  height: 110px;
  object-fit: contain;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 16px rgba(44,62,80,0.10);
  margin-bottom: 1.2rem;
  border: 4px solid #fff;
}
.hero h1 {
  font-size: 2.7rem;
  margin: 0 0 0.5rem 0;
  letter-spacing: 1px;
  font-weight: 700;
}
.hero h2 {
  font-size: 1.25rem;
  font-weight: 400;
  margin: 0 0 1.2rem 0;
  letter-spacing: 0.5px;
}
.hero .authors {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}
.hero .affil {
  font-size: 0.97rem;
  color: #e0e0e0;
}
.hero .links {
  margin: 1.2rem 0 0 0;
}
.btn {
  display: inline-block;
  background: #fff;
  color: #2b5876;
  border-radius: 22px;
  padding: 0.5rem 1.3rem;
  margin: 0 0.4rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(44, 62, 80, 0.08);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.btn:hover {
  background: #2b5876;
  color: #fff;
  box-shadow: 0 4px 16px rgba(44,62,80,0.13);
}

/* Card style for sections */
.card {
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 1px 4px rgba(44,62,80,0.03);
  margin: 2.5rem auto 2.5rem auto;
  max-width: 900px;
  padding: 2.2rem 2rem 1.5rem 2rem;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem 1.2rem;
}
section {
  margin: 0;
  padding: 0;
}
section h3 {
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
  color: #1a237e;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #f8f9ff 0%, #e8ebff 100%);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(26, 35, 126, 0.08);
  display: block;
  text-align: center;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  min-width: 200px;
}
.abstract p {
  font-size: 1.18rem;
  line-height: 1.7;
  margin: 0.5rem 0 0 0;
  color: #23232b;
}
.features ul {
  list-style: disc inside;
  margin: 0.5rem 0 0 1.2rem;
  padding: 0;
  font-size: 1.11rem;
  color: #23232b;
}
.features li {
  margin-bottom: 0.4rem;
}

/* Gallery */
.figures .gallery {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  align-items: center;
  margin: 1.7rem 0 0.5rem 0;
  width: 100%;
  max-width: 900px;
  box-sizing: border-box;
}
.gallery-fullsize img,
.figures .gallery-fullsize img {
  display: block;
  width: 100%;
  max-width: 700px;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 4px 18px rgba(44,62,80,0.13);
  background: #fff;
  padding: 0.4rem;
  margin: 0 auto;
  transition: transform 0.18s, box-shadow 0.18s;
  box-sizing: border-box;
}
.gallery-fullsize img:hover,
.figures .gallery-fullsize img:hover {
  transform: scale(1.015) translateY(-2px);
  box-shadow: 0 8px 32px rgba(44,62,80,0.18);
}

.center-table {
  margin-left: auto;
  margin-right: auto;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 1.01rem;
  margin-bottom: 2.2rem;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(44,62,80,0.02);
  border-radius: 14px;
  overflow-x: auto;
  width: 100%;
  max-width: 98vw;
  min-width: 320px;
  box-sizing: border-box;
}

@media (max-width: 900px) {
  .gallery-fullsize img,
  .figures .gallery-fullsize img {
    max-width: 98vw;
  }
  .center-table {
    font-size: 0.95rem;
    max-width: 99vw;
    min-width: 0;
  }
}

.citation pre {
  background: #f8f9fa;
  border-radius: 9px;
  padding: 1.2rem;
  font-size: 1.04rem;
  overflow-x: auto;
  color: #181a1b;
}

footer {
  background: #2b5876;
  color: #fff;
  text-align: center;
  padding: 1.2rem 0 0.7rem 0;
  margin-top: 2.5rem;
  font-size: 1.05rem;
}
footer a {
  color: #fff;
  text-decoration: underline;
}

@media (max-width: 900px) {
  .container, .card {
    max-width: 98vw;
    padding: 1.2rem 0.5rem;
  }
}

@media (max-width: 700px) {
  .hero h1 {
    font-size: 2rem;
  }
  .hero-logo {
    width: 70px;
    height: 70px;
  }
  .figures .gallery {
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
  }
  .figures .gallery img {
    max-width: 95vw;
  }
  .card {
    padding: 1.2rem 0.7rem 1rem 0.7rem;
  }
  .nav-links {
    gap: 0.7rem;
  }
}