/* CSS Document - GA Style */
@import url(https://fonts.googleapis.com/css?family=Open+Sans);

body {
  font-family: 'Open-Sans', sans-serif;
  font-weight: 300;
  background-color: #fff;
  margin: 0;
  padding: 0;
}

.content {
  width: 1100px;
  padding: 25px 50px;
  margin: 25px auto;
  background-color: white;
  box-shadow: 0px 0px 10px #999;
  border-radius: 15px;
  font-family: "Google Sans";
}

.contentblock {
  width: 1050px;
  margin: 0 auto;
  padding: 0;
  border-spacing: 25px 0;
}

.contentblock td {
  background-color: #fff;
  padding: 25px 50px;
  vertical-align: top;
  box-shadow: 0px 0px 10px #999;
  border-radius: 15px;
}

#gif-display {
  width: 1050px;
  margin: 0 auto;
  padding: 0;
}

#contentWrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

#prevButton, #nextButton {
  padding: 10px;
  background-color: #ddd;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 2em;
}

#navBar {
  position: relative;
  bottom: 0px;
  width: 100%;
  text-align: center;
}

.navDot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin: 0 5px;
  background-color: #ddd;
  border-radius: 50%;
}

.navDotSelected {
  background-color: #555;
}

.navDot:hover {
  background-color: #aaa;
  cursor: pointer;
}

.nav-arrows {
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.nav-button {
  padding: 10px;
  background-color: #cfcece;
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

#prevArrow {
  transform: rotate(180deg);
}

#nextArrow {
}

a, a:visited {
  color: #224b8d;
  font-weight: 300;
}

#authors {
  text-align: center;
  margin-bottom: 20px;
  font-size: 20px;
}

#authors span {
  display: inline-block;
  margin: 0 10px;
}

#authors sup {
  font-size: 14px;
  margin-right: -2px;
  margin-left: 1px;
}

#authors .institution {
  display: block;
  font-size: 18px;
  margin-top: 5px;
}

#authors .institution a {
  margin-right: 15px;
  color: black;
  text-decoration: underline gray;
}

#authors .conference {
  text-align: center;
  font-size: 28px;
  font-weight: 300;
  color: black;
}

#authors a {
  margin: 0 10px;
}

h1 {
  text-align: center;
  font-size: 35px;
  font-weight: 300;
}

h2 {
  font-size: 30px;
  font-weight: 300;
}

h3 {
  font-size: 24px;
  font-weight: 300;
}

code {
  display: block;
  padding: 10px;
  margin: 10px 10px;
  background-color: #f5f5f5;
  border-radius: 5px;
  font-family: monospace;
}

p {
  line-height: 25px;
  text-align: justify;
}

p code {
  display: inline;
  padding: 0;
  margin: 0;
}

#teasers {
  margin: 0 auto;
}

#teasers td {
  margin: 0 auto;
  text-align: center;
  padding: 5px;
}

#teasers img {
  width: 250px;
}

#results img {
  width: 133px;
}

#seeintodark {
  margin: 0 auto;
}

#sift {
  margin: 0 auto;
}

#sift img {
  width: 250px;
}

.downloadpaper {
  padding-left: 20px;
  float: right;
  text-align: center;
}

.downloadpaper a {
  font-weight: bold;
  text-align: center;
}

.teaser-img {
  width: 80%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.teaser-gif {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.summary-img {
  width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.video-iframe {
  width: 1100px;
  height: 800px;
  margin: auto;
  display: block;
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.image {
  flex-basis: 40%;
}

.text {
  font-size: 20px;
  padding-left: 20px;
}

.center {
  margin-left: auto;
  margin-right: auto;
}

.boxshadow {
  border: 1px solid;
  padding: 10px;
  box-shadow: 2px 2px 5px #888888;
}

.spacertr {
  height: 8px;
}

.spacertd {
  width: 40px;
}

/* Custom styles for VGGT project */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 2rem 0;
}

.hero-body {
  padding: 2rem 1.5rem;
}

.publication-title {
  color: white;
  margin-bottom: 1rem;
}

.publication-authors {
  color: white;
  margin-bottom: 1rem;
}

.publication-links {
  margin-top: 1.5rem;
}

.link-block {
  margin: 0.5rem;
}

.external-link {
  background-color: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  transition: all 0.3s ease;
}

.external-link:hover {
  background-color: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.section {
  padding: 2rem 0;
}

.model-viewer-container {
  text-align: center;
  margin: 2rem 0;
}

.thumbnail-container {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 30px;
  padding: 10px 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  align-items: center;
  justify-content: center;
}

.thumbnail-container img, 
.thumbnail-container video {
  flex: 0 0 auto;
  width: auto;
  height: 120px;
  object-fit: cover;
  max-width: none;
  transition: all 0.3s ease;
  border: 3px solid transparent;
  cursor: pointer;
}

.thumbnail-selected {
  transform: scale(1.2);
  border: 6px solid #79b4f2 !important; 
  box-shadow: 0 0 10px rgba(121, 180, 242, 0.5);
  z-index: 10;
  position: relative;
}

.model-container {
  display: flex;
  gap: 20px;
  margin: 2rem 0;
  justify-content: center;
}

.model-wrapper-comparison {
  flex: 1;
  max-width: 300px;
  text-align: center;
}

.model-label {
  font-weight: bold;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.dropdown {
  padding: 0.5rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  background-color: white;
  font-size: 1rem;
}

/* Responsive design */
@media (max-width: 1300px) {
  .content {
    width: 95%;
    padding: 20px 30px;
  }
  
  .contentblock {
    width: 95%;
  }
  
  #gif-display {
    width: 95%;
  }
  
  .video-iframe {
    width: 95%;
    height: auto;
  }
}

@media (max-width: 1200px) {
  .content {
    width: 90%;
    padding: 20px 30px;
  }
  
  .model-container {
    flex-direction: column;
    align-items: center;
  }
  
  .model-wrapper-comparison {
    max-width: 100%;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .content {
    width: 95%;
    padding: 15px 20px;
    margin: 15px auto;
  }
  
  h1 {
    font-size: 28px;
  }
  
  h2 {
    font-size: 24px;
  }
  
  .thumbnail-container img,
  .thumbnail-container video {
    height: 100px;
  }
  
  .hero-body {
    padding: 1rem;
  }
}