/* Reservation Lab — EYEON Vision & Robotics Lab (Figma 1:256) */
.lab {
  --lab-red: #e83837;
  --lab-ink: #111;
  --lab-muted: #4f4f4f;
  --lab-card: #f8f8f8;
  --lab-slide-side: min(30.4vw, 36.45rem);
  --lab-slide-active: min(38vw, 45.5625rem);
  --lab-slide-gap: 2.5rem;
  padding-block: clamp(4.5rem, 9vw, 8.75rem);
  overflow-x: clip;
  background-color: #fff;
}

.lab--control {
  --lab-card: #fff;
  background-color: #f9f9f9;
}

.lab__inner {
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.lab__stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(3.5rem, 6vw, 6.25rem);
}

.lab-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(2rem, 3.5vw, 3.25rem);
  width: 100%;
  text-align: center;
}

.lab-intro__heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.75rem);
}

.lab-intro__title {
  max-width: 22ch;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--lab-red);
  text-wrap: balance;
}

.lab-intro__title-rest {
  color: #000;
}

.lab-intro__subtitle {
  width: max-content;
  max-width: 100%;
  font-size: clamp(1.25rem, 2.6vw, 2rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--lab-ink);
  text-wrap: pretty;
}

.lab-intro__copy {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  width: 100%;
}

.lab-intro__text {
  width: 100%;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--lab-ink);
}

.lab-intro__line {
  display: block;
}

.lab-intro__text strong {
  font-weight: 700;
  color: var(--lab-red);
}

.lab__divider {
  width: 100%;
  height: 1px;
  border: 0;
  background: linear-gradient(
    90deg,
    rgba(143, 143, 143, 0) 0%,
    rgba(143, 143, 143, 1) 50%,
    rgba(143, 143, 143, 0) 100%
  );
}

.lab-vision {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: clamp(2.25rem, 4vw, 3.625rem);
  width: 100%;
}

.lab-vision__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(2.25rem, 4vw, 3.625rem);
  text-align: center;
}

.lab-vision__heading-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.lab-vision__title {
  font-size: clamp(1.375rem, 2.6vw, 1.875rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--lab-ink);
  text-wrap: balance;
}

.lab-vision__text {
  max-width: 48rem;
  font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--lab-muted);
  text-wrap: pretty;
}

.lab-vision__text strong {
  font-weight: 700;
  color: var(--lab-red);
}

.lab-vision__cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
}

.lab-vision__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  min-width: 14.6875rem;
  min-height: 4.25rem;
  padding: 1rem 1.625rem;
  border-radius: 8px;
  background-color: var(--lab-red);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  color: #fff;
  text-wrap: pretty;
  transition: filter 0.2s ease, transform 0.2s ease;
}

.lab-vision__cta--dark {
  background-color: var(--lab-ink);
}

.lab-vision__cta:hover,
.lab-vision__cta:focus-visible {
  filter: brightness(1.06);
}

.lab-vision__cta:focus-visible {
  outline: 2px solid var(--lab-ink);
  outline-offset: 3px;
}

.lab-vision__cta--dark:focus-visible {
  outline-color: var(--lab-red);
}

.lab-vision__cta img {
  display: block;
  width: 1.375rem;
  height: 1.375rem;
  flex-shrink: 0;
}

.lab-vision__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
}

.lab-card {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  height: 100%;
  padding: clamp(1.75rem, 3vw, 3rem) clamp(1.25rem, 2.4vw, 2.5rem);
  border-radius: 20px;
  background-color: var(--lab-card);
  text-align: center;
}

.lab-card__title {
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: #000;
  text-wrap: balance;
}

.lab-card__text {
  font-size: clamp(0.9375rem, 1.4vw, 1.125rem);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--lab-muted);
  text-wrap: pretty;
}

.lab-gallery {
  position: relative;
  width: 100%;
  margin-top: clamp(2.25rem, 4vw, 3.625rem);
  touch-action: pan-y;
}

.lab-gallery__viewport {
  position: relative;
  width: 100%;
  min-height: clamp(16rem, 38vw, 34.25rem);
  overflow: hidden;
}

.lab-gallery__slide {
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--lab-slide-side);
  aspect-ratio: 591 / 444;
  margin: 0;
  overflow: hidden;
  border-radius: 16px;
  background-color: #ddd;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.92);
  transition:
    transform 0.6s ease,
    opacity 0.45s ease,
    width 0.6s ease,
    border-radius 0.6s ease;
}

.lab-gallery__slide.is-active {
  z-index: 2;
  width: var(--lab-slide-active);
  border-radius: 20px;
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%);
}

.lab-gallery__slide.is-prev,
.lab-gallery__slide.is-next {
  z-index: 1;
  opacity: 1;
  pointer-events: auto;
  cursor: pointer;
}

.lab-gallery__slide.is-prev {
  transform: translate(-50%, -50%)
    translateX(calc(-0.5 * var(--lab-slide-active) - var(--lab-slide-gap) - 0.5 * var(--lab-slide-side)));
}

.lab-gallery__slide.is-next {
  transform: translate(-50%, -50%)
    translateX(calc(0.5 * var(--lab-slide-active) + var(--lab-slide-gap) + 0.5 * var(--lab-slide-side)));
}

.lab-gallery__slide--diagram {
  background-color: #fff;
}

.lab-gallery__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  user-select: none;
  -webkit-user-drag: none;
}

.lab-gallery__image--contain {
  object-fit: contain;
  background-color: #fff;
}

.lab-gallery__caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 6.125rem;
  padding: 0.625rem 1rem;
  background-color: rgba(0, 0, 0, 0.22);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: clamp(0.9375rem, 1.5vw, 1.25rem);
  font-weight: 600;
  line-height: 1.4;
  color: #fff;
  text-align: center;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.lab-gallery__slide.is-active .lab-gallery__caption {
  opacity: 1;
}

/* Visit reservation guide — Figma 1:333 */
.lab-visit {
  --lab-process-gap: clamp(0.5rem, 1.6vw, 1.5rem);
  --lab-process-arrow: clamp(1.125rem, 2vw, 1.75rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(3rem, 6vw, 5rem);
}

.lab-visit__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.25rem;
  text-align: center;
}

.lab-visit__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--lab-ink);
  text-wrap: balance;
}

.lab-visit__text {
  max-width: 40rem;
  font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--lab-muted);
  text-wrap: pretty;
}

.lab-process-scroll {
  width: 100%;
  max-width: 100%;
  overflow: visible;
}

.lab-process {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  width: 100%;
  max-width: 100%;
  min-height: 7.8125rem;
  margin: 0;
  padding: 0;
  list-style: none;
  gap: var(--lab-process-gap);
}

.lab-process__item {
  display: contents;
}

.lab-process__card {
  display: flex;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  min-width: 0;
  min-height: 7.8125rem;
  padding: 0.75rem 0.75rem;
  border: 1px solid #ddd;
  border-radius: 12px;
  background-color: #fff;
  font-size: clamp(1rem, 1.4vw, 1.375rem);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--lab-red);
  text-align: center;
  text-wrap: balance;
}

.lab-process__arrow {
  display: block;
  width: var(--lab-process-arrow);
  height: var(--lab-process-arrow);
  flex: 0 0 var(--lab-process-arrow);
}

.lab-visit__cta {
  min-width: 0;
  gap: 2.25rem;
}

@media (max-width: 1199px) {
  .lab {
    --lab-slide-side: min(32vw, 22rem);
    --lab-slide-active: min(48vw, 32rem);
    --lab-slide-gap: 1.5rem;
  }

  .lab-process__card {
    min-height: 6.75rem;
    padding: 0.625rem 0.5rem;
  }

  .lab-gallery__viewport {
    min-height: clamp(14rem, 42vw, 26rem);
  }
}

@media (max-width: 899px) {
  .lab-vision__cards {
    grid-template-columns: 1fr;
  }

  .lab-card {
    min-height: 0;
  }

  .lab-visit {
    --lab-process-gap: 0.5rem;
    --lab-process-arrow: 1.25rem;
  }

  .lab-process__card {
    min-height: 6.25rem;
    padding: 0.5rem 0.375rem;
  }
}

@media (max-width: 767px) {
  .lab {
    --lab-slide-active: calc(100% - 2.5rem);
    --lab-slide-side: 0px;
    --lab-slide-gap: 0px;
  }

  .lab-gallery__viewport {
    min-height: 0;
    aspect-ratio: 591 / 444;
  }

  .lab-gallery__slide.is-prev,
  .lab-gallery__slide.is-next {
    opacity: 0;
    pointer-events: none;
  }

  .lab-gallery__caption {
    min-height: 4.25rem;
  }

  .lab-vision__cta-row {
    flex-direction: column;
    width: 100%;
    max-width: 22rem;
  }

  .lab-vision__cta {
    width: 100%;
    max-width: 22rem;
  }

  .lab-vision__cta-row .lab-vision__cta {
    max-width: none;
  }

  .lab-visit__cta {
    width: auto;
    max-width: none;
  }

  .lab-visit {
    --lab-process-gap: 0.75rem;
    --lab-process-arrow: 1.5rem;
  }

  .lab-process-scroll {
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: thin;
  }

  .lab-process {
    width: max-content;
    max-width: none;
  }

  .lab-process__card {
    flex: 0 0 12.5rem;
    width: 12.5rem;
    min-width: 12.5rem;
    min-height: 7.8125rem;
    padding: 0.75rem 1rem;
    font-size: 1.25rem;
    scroll-snap-align: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lab-gallery__slide,
  .lab-gallery__caption,
  .lab-vision__cta {
    transition: none;
  }
}