body {
  background: #ffffff;
  color: #2c3e50;
  margin: 0px;
  font-size: 1.05em;
  line-height: 1.7;
}

h1, h2, h3, h4, h5 {text-align: center; letter-spacing: 0.02em;}

h1 {
  margin-bottom: 28px;
  font-size: 2.4em;
  font-weight: 600;
  line-height: 1.3;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

h2 {
  margin-top: 56px;
  font-weight: 700 !important;
  font-size: 1.9em;
  color: #34495e;
  position: relative;
  padding-bottom: 12px;
}

h2:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #34495e, #5d6d7e);
  border-radius: 2px;
}

h1, h2, h3, h4, h5, a, p, span, body {font-weight: normal; font-family: "Google Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}

.header {
  background: #ffffff;
  width: 100%;
  padding-top: 56px;
  padding-bottom: 12px;
}
.links {
  width: 100%;
  margin: auto;
  text-align: center;
  padding-top: 16px;
  position: relative;
  z-index: 1;
}

.content {
  max-width: 1260px;
  margin: auto;
  margin-top: 56px;
  margin-bottom: 72px;
  padding: 0 24px;
}

a, h2 {
  color: #e74c3c;
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: #c0392b;
  transform: translateY(-1px);
}
.nobreak {white-space: nowrap;}

.hr {
  height: 2px;
  background: linear-gradient(90deg, transparent, #d6dbdf 20%, #d6dbdf 80%, transparent);
  max-width: 960px;
  margin: auto;
  margin-top: 56px;
  border-radius: 1px;
}

.hr-long {
  width: 100%;
  margin: 56px 0px;
  height: 2px;
  background: linear-gradient(90deg, transparent, #d6dbdf 10%, #d6dbdf 90%, transparent);
  border-radius: 1px;
}

p {
  line-height: 1.75em;
  text-align: justify;
  color: #34495e;
  font-size: 1.15em;
}

.abstract {
  max-width: 940px;
  margin: auto;
  font-style: normal !important;
}
.math {font-family: "Computer Modern Sans", sans-serif; font-style: italic;}
sub, sup {line-height: 0;}
.figure {
  width: 100%;
  min-height: 120px;
  margin: 48px 0;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  padding: 16px;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.figure:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.figure-caption {
  margin: auto;
  max-width: 95%;
  margin-top: 28px;
  margin-bottom: 28px;
  color: #5a6c7d;
  line-height: 1.6;
}

.figure-caption p {
  font-style: italic;
}
.youtube-container {background-color: #000; margin-top: 32px;}
.youtube {display: block; margin: auto; width: 960px; padding-top: 20px; padding-bottom: 20px;}
.content-video {width: 100%; margin: 0; text-align: center;}
.content-video-container {width: 100%; max-width: 100%; margin: auto;}
.content-video-frame {display: inline-block; width: 49%; text-align: center;}
.content-video-frame.medium {width: 30%;}
.content-video-frame.large {width: 36%;}
.content-video-frame.huge {width: 76%;}
.video-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.video-grid {
  display: flex;
}

.content-video-frame {
  margin: 0 10px;
  text-align: center;
}
.abstract-container {
  display: inline-block;
  background-color: yellow;
  padding: 10px;
  margin-top: 20px;
  width: fit-content;
}
.abstract-container {
  display: inline-block;
  background-color: #f1c432;
  padding: 10px;
  margin-top: 20px;
  width: fit-content;
  text-align: center;
}

.yellow-star::before {
  content: "\2605";
  color: rgb(255, 221, 0);
}
.content-video-frame span {display: inline-block; margin-bottom: 12px; font-weight: bold; font-size: 1.2em;}
.hidden-content {display: none; background-color: #f3f3f6; border: 0; border-radius: 12px; margin-top: -18px; margin-bottom: 32px; padding-top: 50px; padding-bottom: 32px;}
.legend {display: inline-block; border: 1px solid #eaeaea; padding: 8px; margin-top: 12px; text-align: center;}
.legend-item {display: inline-block; margin-left: 6px; margin-right: 6px; font-size: 12px;}
.legend-symbol {font-weight: bold; margin-right: 6px; font-size: 20px;}
.page {display: inline-block; width: 96px; height: 124px; border: 1px solid #bbb; margin: 2px; background-repeat: no-repeat; background-position: center; background-size: contain;}
table.authors {
  width: 100%;
  max-width: 900px;
  margin: auto;
  margin-bottom: -20px;
  text-align: center;
  position: relative;
  z-index: 1;
}

table.authors a {
  padding: 8px 4px;
  display: inline-block;
  font-weight: 500;
  font-size: 1.15em;
  position: relative;
  transition: all 0.3s ease;
}

table.authors a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: currentColor;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

table.authors a:hover:after {
  width: 80%;
}

table.authors .authors-affiliation {
  display: block;
  font-size: 1em;
  color: #7f8c8d;
}

a.btn {
  display: inline-block;
  min-width: 70px;
  font-family: "Google Sans", sans-serif;
  background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
  color: white;
  padding: 12px 28px;
  font-size: 1.05em;
  font-weight: 500;
  border-radius: 28px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  border: none;
  letter-spacing: 0.5px;
}

a.btn:hover {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}
.bibtexsection {
  padding: 20px 24px;
  font-family: "SF Mono", "Monaco", "Courier New", monospace;
  font-size: 13.5px;
  white-space: pre;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  text-align: left;
  border-radius: 8px;
  border: 1px solid #dee2e6;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.04);
  overflow-x: auto;
}

.noselect {-webkit-touch-callout: none; -webkit-user-select: none; -khtml-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none;}

.bold {
  font-weight: 700;
  color: #2c3e50;
}

.italic {font-style: italic;}

.highlight {
  font-weight: 700;
  font-style: italic;
  color: #e74c3c;
  padding: 2px 6px;
  background: rgba(231, 76, 60, 0.08);
  border-radius: 4px;
}

footer {
  background: linear-gradient(135deg, #ecf0f1 0%, #bdc3c7 100%);
  width: 100%;
  margin-top: 48px;
  padding-top: 24px;
  padding-bottom: 24px;
  text-align: center;
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.05);
}


.video-container figure {
    margin: 0;
    padding: 0;
    text-align: center;
  }
  
.video-container figcaption {
  font-size: 1.2rem;
  margin-top: -5rem;
}

.author-block {
  display: inline-block;
  margin-right: 0px;
}