body {
    font-family: 'Noto Sans', sans-serif;
  }
  
  
  .footer .icon-link {
      font-size: 25px;
      color: #000;
  }
  
  .link-block a {
      margin-top: 5px;
      margin-bottom: 5px;
  }
  
  .dnerf {
    font-variant: small-caps;
  }
  
  
  .teaser .hero-body {
    padding-top: 0;
    padding-bottom: 3rem;
  }
  
  .nopadding {
      padding: 10px!important;
  }
  
  .teaser {
    font-family: 'Google Sans', sans-serif;
  }
  
  
  .publication-title {
  }
  
  .publication-banner {
    max-height: parent;
  
  }
  
  .publication-banner video {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    object-fit: fit;
  }
  
  .publication-header .hero-body {
  }
  
  .publication-title {
      font-family: 'Google Sans', sans-serif;
  }
  
  .publication-authors {
      font-family: 'Google Sans', sans-serif;
  }
  
  .publication-venue {
      color: #555;
      width: fit-content;
      font-weight: bold;
  }
  
  .publication-awards {
      color: #ff3860;
      width: fit-content;
      font-weight: bolder;
  }
  
  .publication-authors {
  }
  
  .publication-authors a {
     color: hsl(204, 86%, 53%) !important;
  }
  
  .publication-authors a:hover {
      text-decoration: underline;
  }
  
  .author-block {
    display: inline-block;
  }
  
  .publication-banner img {
  }
  
  .publication-authors {
    /*color: #4286f4;*/
  }
  
  .publication-video {
      position: relative;
      width: 100%;
      height: 0;
      padding-bottom: 56.25%;
  
      overflow: hidden;
      border-radius: 10px !important;
  }
  
  .publication-video iframe {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
  }
  
  .publication-body img {
  }
  
  
  .results-carousel {
    overflow: hidden;
  }
  
  .results-carousel .item {
    margin: 5px;
    overflow: hidden;
    border: 1px solid #bbb;
    border-radius: 10px;
    padding: 0;
    font-size: 0;
  }
  
  .results-carousel video {
    margin: 0;
  }
  
  
  .interpolation-panel {
    background: #f5f5f5;
    border-radius: 10px;
  }
  
  .interpolation-panel .interpolation-image {
    width: 100%;
    border-radius: 5px;
  }
  
  .interpolation-video-column {
  }
  
  .interpolation-panel .slider {
    margin: 0 !important;
  }
  
  .interpolation-panel .slider {
    margin: 0 !important;
  }
  
  #interpolation-image-wrapper {
    width: 100%;
  }
  #interpolation-image-wrapper img {
    border-radius: 5px;
  }
  
  #result_video_side {
      width: auto;
      object-fit: cover;
  }
  
  
  #result_video_updown {
      width: auto;
      height: 400px;
      object-fit: cover;
  }
  
  #result_video_spiral {
      width: auto;
      height: 390px;
      object-fit: cover;
  }
  
  
  #result_video_zooming {
      width: auto;
      height: 398px;
      object-fit: cover;
  }
  
  #failure_video {
      width: auto;
      height: 335px;
      object-fit: cover;
  }
  
  
  .carousel {
    overflow: hidden;
  }
  
  #carousel {
      margin-left: 0px;
      margin-right: 0px;
  }

  .twoitem {
    background-color: #000;
    display: flex;
    flex-direction: column;
    /*flex-direction: row;*/
    align-items: center;
    justify-content: center;
    height: 95%;
    /* width: 200%; */
    margin: 5px;
    overflow: hidden;
    border: 1px solid #bbb;
    border-radius: 10px;
    padding: 0;
    font-size: 0;
    box-sizing: border-box;
}
.image-slider {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
            overflow: visible;
        }

.slides-container {
    position: relative;
    width: 100%;
    overflow: visible;
}


.slide {
    display: none;
    width: 100%;
}

.slide.active {
   display: block;
}

.slider-controls {
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    z-index: 5;
    margin-top: 40px;
}
.slider-controls .prev-button,
.slider-controls .next-button {
    background-color: #333333;
    color: white;
    border: none;
    padding: 12px 24px;
    cursor: pointer;
    font-size: 1.2em;
    border-radius: 30px;
    transition: background-color 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    flex: 0 0 auto;
    width: auto;
}

.prev-button:hover, .next-button:hover {
    background-color: #555555;
}

.prev-button i, .next-button i {
    margin: 0 8px;
}

.full-width-image {
    width: 100%;
    max-width: 100%;
    border-radius: 8px;
    transition: transform 0.3s ease-in-out;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transform-origin: center center;
    position: relative;
}
.full-width-image:hover {
    transform: scale(1.05);
    z-index: 20;
    position: relative;
}
.demo-title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

#demo_icon {
    width: 80px;
}

/* #answer-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 300px;
  margin: 0 auto;
} */
 #answer-buttons {
  display: flex;
  justify-content: center;
  /* flex-wrap: wrap; */
  flex-wrap: nowrap;
  gap: 0.75rem;
}


.demo-option {
  flex: 1 1 calc(25% - 0.75rem);
  min-width: 150px;
  max-width: 200px;
  border-radius: 999px; 
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
  padding-left: 1.2rem;
  padding-right: 1.2rem;
  transition: all 0.2s ease;
}

.demo-option:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#demo-video {
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

#demo .box {
  max-width: 1100px;
  margin: 0 auto;     /* ⭐ 居中 */
  border-radius: 15px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  padding: 2rem;
}

/* Video container styles */
.video-container {
  position: relative;
  margin-bottom: 1rem;
  text-align: center;
}

/* Video wrapper to center the video */
.video-wrapper {
  display: inline-block;
  position: relative;
}

/* Tab styles */
.tabs.is-boxed li.is-active a {
  background-color: #3273dc;
  border-color: #3273dc;
  color: white;
}

.tabs.is-boxed li a {
  border: 1px solid #dbdbdb;
  border-radius: 4px 4px 0 0;
}

.tabs.is-boxed li a:hover {
  background-color: #f5f5f5;
  border-bottom-color: #dbdbdb;
}

/* Progress bar container */
.progress {
  width: 200px;
}

/* Button animations */
.demo-option.correct {
  animation: correctAnswer 0.6s ease;
}

.demo-option.incorrect {
  animation: incorrectAnswer 0.6s ease;
}

@keyframes correctAnswer {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes incorrectAnswer {
  0% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
  100% { transform: translateX(0); }
}