@font-face {
  font-family: "Gelasio";
  src: url('Gelasio/Gelasio-Regular.ttf');
}

/* Base styles */
body {
  font-family: 'Inter', sans-serif;
  line-height: 1.4;
  background: whitesmoke;
  overflow-x: hidden;
  text-align: left;
}

p {
  font-size: 1.1rem;
}
h1 {
  text-align: center;
  font-family: 'Inter', sans-serif;
  line-height: 1.4;
  font-size: 2.5rem;
  color: #333;
  margin: 0;
  padding: 0;
  font-weight: bold;
}

/* Layout */
.hero {
  height: 110vh;
  background: whitesmoke;
}

.section {
  padding-bottom: 6rem;
}

.text-only-section {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Grid layout */
.grid-container {
  display: flex;
flex-direction: row;
justify-content: center;
align-items: center;
  margin: 1px auto;
  background: whitesmoke;
}

.video-slot {
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease;
width: 32vw;
	margin: 1px;
  cursor: pointer;
	z-index: 1;
}

.video-slot::before {
  content: "";
  display: block;
  padding-top: 56.25%;
}

.video-slot video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  border-radius: 5px;
}

.video-slot:hover {
  transform: scale(1.05);
  z-index: 100;
}

.locked {
  cursor: pointer;
}

/* Main video container */
#mainVideoContainer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  overflow: hidden;
  transition: transform 0.3s ease;
}

#mainVideoContainer.locked:hover {
  transform: scale(1.05);
  z-index: 100;
}

#mainVideoContainer .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
  transition: opacity 0.3s ease;
}

#mainVideoContainer video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 0;
  border-radius: 5px;
}

/* Overlay text */
#overlayText {
  color: whitesmoke;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  width: 100%;
  font-family: 'Inter', sans-serif;
  z-index: 2;
}

#overlayText .header {
  font-size: 3rem;
  font-weight: bold;
}

/* Author styles */
.author-list {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.author-container-1,
.author-container-2,
.author-container-3 {
  color: #2f2f2f;
  font-family: 'Inter', sans-serif;
  font-size: 1.2rem;
  font-weight: normal;
  display: grid;
  justify-items: center;
  justify-content: center;
}

.author-container-1 {
  padding-top: 1.5rem;
  grid-template-columns: repeat(8, auto);

}

.author-container-2 {
  padding-top: 1rem;
  grid-template-columns: repeat(6, auto);
}

.author-container-3 {
  padding-top: 1rem;
  grid-template-columns: repeat(3, auto);
}

.grid-item {
  text-align: center;
  margin: 0 0.8rem;
  white-space: nowrap;
  color: whitesmoke;
}

.grid-item a {
  color: whitesmoke;
  text-decoration: none;
}

.grid-item a:hover {
  text-decoration: underline;
}

.affiliation-container {
  color: #2f2f2f;
  font-family: 'Inter', sans-serif;
  font-weight: normal;
  font-size: 1.2rem;
  padding-top: 2rem;
  padding-bottom: 2rem;
  display: grid;
  grid-template-columns: repeat(5, auto);
  justify-items: center;
  justify-content: center;
}

.contribution-container {
  color: #2f2f2f;
  font-family: 'Inter', sans-serif;
  font-weight: normal;
  font-size: 1rem;
  padding-top: 0rem;
  padding-bottom: 2rem;
  display: grid;
  grid-template-columns: repeat(5, auto);
  justify-items: center;
  justify-content: center;
}


/* Button styles */
.buttons {
  display: flex;
  justify-content: center;
}

.button-container {
  display: flex;
}

.button-light {
  color: #2f2f2f;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  padding: 0.8rem 2rem;
  background: rgba(242, 242, 242, 0.8);
  text-decoration: none;
  border-radius: 4px;
  margin: 0 0.5rem;
  transition: all 0.3s ease;
  cursor: pointer;
}


.button-light:hover {
  background: rgba(242, 242, 242, 0.9);
  transform: translateY(-1px);
}

/* Modal styles */
#videoModal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

.modal-content {
  position: relative;
  display: flex;
  width: 90%;
  max-width: 1200px;
  background: whitesmoke;
  padding: 1rem;
  gap: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.close-button {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 40px;
  height: 40px;
  color: black;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10001;
  background: none;
  border: none !important;
  background-color: transparent;
}


.modal-video {
  max-width: 55%;
  max-height: 80vh;
  object-fit: contain;
  background: #000;
}

/* Tab Bar Styles */
.tab-bar {
  display: flex;
  overflow: hidden;
border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.tab {
  flex: 1;
  text-align: center;
  padding: 0.8rem 1rem;
  cursor: pointer;
  color: black;
  font-size: 1rem;
  transition: background 0.3s ease;
}


.tab.active {
  font-weight: 500;
  border-bottom: 1px solid rgba(0, 0, 0, 1);
}

.tab-pane {
  display: none;
  color: #fff;
}

.tab-pane.active {
  display: block;
}

/* Prompt text area styling */
#modalPrompt,
#modalPrompt2 {
  padding: 1rem;
  border-radius: 4px;
  font-size: 1rem;
  color: black;
  line-height: 1.5;
  margin-top: 0.5rem;
  white-space: pre-wrap;
  word-wrap: break-word;
  max-height: 40vh;
  overflow-y: auto;
}

/* Scrollbar styling for prompt text (optional) */
#modalPrompt::-webkit-scrollbar,
#modalPrompt2::-webkit-scrollbar {
  width: 8px;
}

#modalPrompt::-webkit-scrollbar-track,
#modalPrompt2::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

#modalPrompt::-webkit-scrollbar-thumb,
#modalPrompt2::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
}

/* Content styles */
.content {
  font-family: 'Inter', sans-serif;
  padding-top: 4rem;
  background: whitesmoke;
  min-height: 100vh;
  max-width: 80%;
  margin: auto;
}

.content img {
  width: 100%;
}

.content h1 {
  font-size: 2rem;
}

.content p {
  text-align: left;
  line-height: 1.4;
  padding-bottom: 0.5rem;
}

.content .buttons {
  padding-top: 0.5rem;
}

.italic {
  font-style: italic;
}

/* Scene consistency container */
.scene-consistency-container {
  display: flex;
  flex-direction: row;
  gap: 2rem;
  justify-content: center;
}

.scene-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.video-wrapper:first-child {
  position: relative;
  width: 100%;
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.5);
  padding-bottom: 1rem;
}

.video-wrapper {
  position: relative;
  width: 100%;
  margin-bottom: 2rem;
  transition: transform 0.3s ease;
  cursor: pointer;
  aspect-ratio: 16 / 9;   /* enforce 16:9 ratio */
  overflow: hidden;       /* hide any overflow */
}

.video-wrapper video {
  width: 100%;
  border-radius: 5px;
}

.video-wrapper:hover {
  transform: scale(1.05);
}

.video-label {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.6);
  padding: 0.2rem 0.5rem;
  font-size: 1rem;
  color: #fff;
  z-index: 2;
}

.video-description {
  margin-top: 1rem;
  text-align: left;
  font-size: 1rem;
  line-height: 1.4;
}

/* Demo videos heading */
.demo-videos-heading {
  position: relative;
  text-align: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  margin: 2rem 0;
}

/* Scroll indicator */
.scroll-indicator {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) rotate(90deg);
  color: rgba(255, 255, 255, 0.8);
  font-size: 2rem;
  font-weight: 100;
  cursor: pointer;
  animation: bounce 2s infinite;
  z-index: 1000;
  font-family: Arial, sans-serif;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  letter-spacing: -2px;
}

.prompt-container {
  display: flex;
  flex-direction: column;
  width: 100%;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%) rotate(90deg);
  }
  40% {
    transform: translateY(-20px) translateX(-50%) rotate(90deg);
  }
  60% {
    transform: translateY(-10px) translateX(-50%) rotate(90deg);
  }
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .modal-video {
    max-width: 100%;
    max-height: 50vh;
  }

#overlayText {
   width: 90% !important
}

.scroll-indicator {
  bottom: 10px;
}

.header {
    font-size: 2rem !important;
  }
  .modal-content {
    flex-direction: column;
    width: 90%;
    height: auto;
  }
.video-slot {
    width: 90vw;
  }
.grid-container {
flex-direction: column;
	
}

  .author-container-1,
  .author-container-2,
  .author-container-3,
  .affiliation-container {
    grid-template-columns: repeat(3, 1fr) !important;
  }
  .grid-item {
    font-size: 0.8rem; /* Reduce the text size */
    white-space: normal; /* Allow names to wrap if needed */
    margin: 0 0.5rem; /* Adjust margins if necessary */
  }

.scene-consistency-container{
  flex-direction: column;
	padding: 0 1rem;
}

#mainVideoContainer.locked:hover {
  transform: none;
}


#mainVideoContainer.locked::after {
		opacity: 0;
}
.video-slot::after {
		opacity: 0;
}

#mainVideoContainer:hover {
	transform: none;
}

.video-wrapper:hover {
  transform: none;
}


.video-slot:hover{
  transform: none;
}


.modal-content {

	margin: 0 1rem;
	padding: 2.5rem 1rem;
}

}


@media (max-width: 768px) {
  .scene-consistency-container {
    flex-direction: column;
    gap: 2rem;
  }

  .author-container-1,
  .author-container-2,
  .author-container-3,
  .affiliation-container {
    grid-template-columns: repeat(3, 1fr) !important;
  }

}