@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@100..900&display=swap');

.highlight .nc {
  color: #008000; /* green */
}

.video-container {
  position: relative;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-item {
  position: relative;
  width: 80%;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  margin: 1rem 0.2rem;
}

.video-item video {
  width: 100%;
  height: auto;
  border-radius: 12px;
  background-color: rgba(0, 0, 0, 0.0);
  transition: filter 0.3s ease;
}

.video-item:hover video {
  filter: grayscale(100%) brightness(0.5);
}

.video-item .hover-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 0.8rem;
  font-weight: 300;
  text-align: center;
  padding: 0.1rem;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.video-item:hover .hover-text {
  opacity: 1;
}

.highlight .vc {
  color: #008000; /* green */
}

/* Carousel Styles */
.carousel-container {
  position: relative;
  max-width: 1100px;
  margin: 1rem auto;
  padding: 0 1rem;
}

.carousel {
  position: relative;
  width: 100%;
  height: 400px;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-slide {
  position: absolute;
  width: 85%;
  max-width: 700px;
  aspect-ratio: 4 / 2;
  opacity: 0;
  transform: translateX(0) scale(0.8);
  transition: all 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.carousel-slide.active {
  opacity: 1;
  transform: translateX(0) scale(1);
  z-index: 3;
  pointer-events: auto;
}

.carousel-slide.prev {
  opacity: 0.4;
  transform: translateX(-20%) scale(0.85);
  z-index: 2;
  pointer-events: none;
}

.carousel-slide.next {
  opacity: 0.4;
  transform: translateX(20%) scale(0.85);
  z-index: 2;
  pointer-events: none;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  background-color: var(--md-code-bg-color);
}

.carousel-slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  background-color: var(--md-code-bg-color);
}

.carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.5), transparent);
  color: #fff;
  font-size: 0.65rem;
  line-height: 1.5;
  text-align: center;
  font-weight: 500;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  padding: 1rem 1.2rem;
  font-size: 1.5rem;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.3s ease;
  z-index: 10;
  user-select: none;
  font-family: monospace;
  line-height: 1;
}

.carousel-btn:hover {
  background-color: rgba(0, 0, 0, 0.8);
  transform: translateY(-50%) scale(1.1);
}

.carousel-btn:active {
  transform: translateY(-50%) scale(0.95);
}

.carousel-btn-prev {
  left: 1rem;
}

.carousel-btn-next {
  right: 1rem;
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0rem;
  flex-wrap: wrap;
}

.carousel-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--md-default-fg-color--light);
  opacity: 0.3;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  padding: 0;
}

.carousel-indicator:hover {
  opacity: 0.6;
  transform: scale(1.2);
}

.carousel-indicator.active {
  opacity: 1;
  background-color: var(--md-primary-fg-color);
  transform: scale(1.3);
}

.carousel-controls-info {
  max-width: 900px;
  margin: 1rem auto;
  text-align: center;
  font-size: 0.6rem;
  opacity: 0.7;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .carousel {
    height: 350px;
  }

  .carousel-slide {
    width: 85%;
  }

  .carousel-slide.prev {
    transform: translateX(-50%) scale(0.8);
    opacity: 0.3;
  }

  .carousel-slide.next {
    transform: translateX(50%) scale(0.8);
    opacity: 0.3;
  }

  .carousel-btn {
    padding: 0.8rem 1rem;
    font-size: 1.2rem;
  }

  .carousel-caption {
    font-size: 0.25rem;
    padding: 0.8rem 1rem;
  }

  .carousel-btn-prev {
    left: 0.5rem;
  }

  .carousel-btn-next {
    right: 0.5rem;
  }
}

/* Robot Grid Styles */
.robot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 1rem 0;
}

.robot-card {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid #ddd;
  aspect-ratio: 1 / 1;
}

.robot-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.robot-card:hover img {
  transform: scale(1.2);
}

.robot-card.greyscale img {
  filter: grayscale(100%);
}

.robot-card.greyscale:hover img {
  filter: grayscale(0%);
}

.robot-card .robot-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  text-align: center;
  padding: 0.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.robot-card:hover .robot-name {
  opacity: 1;
}

.gripper-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 1rem 0;
}

.gripper-card {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid #ddd;
  aspect-ratio: 1 / 1;
}

.gripper-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.gripper-card:hover img {
  transform: scale(1.2);
}

.gripper-card.greyscale img {
  filter: grayscale(100%);
}

.gripper-card.greyscale:hover img {
  filter: grayscale(0%);
}

.gripper-card .gripper-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  text-align: center;
  padding: 0.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gripper-card:hover .gripper-name {
  opacity: 1;
}