.lab-section {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
  padding: var(--section-y, 36px) 0;
}

.lab-header {
  max-width: 760px;
  margin-bottom: 30px;
}

.lab-lead {
  max-width: 620px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.lab-marquee-shell {
  position: relative;
}

.lab-marquee-viewport {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 38%),
    rgba(255, 255, 255, 0.025);
  box-shadow: var(--shadow);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}

.lab-marquee-track {
  display: flex;
  width: max-content;
  animation: lab-marquee var(--lab-marquee-duration, 40s) linear infinite;
}

.lab-marquee-shell:hover .lab-marquee-track {
  animation-play-state: paused;
}

.lab-marquee-group {
  display: flex;
  gap: 14px;
  padding: 18px 12px;
}

.lab-card {
  flex: 0 0 auto;
  width: clamp(220px, 28vw, 320px);
  animation: gallery-rise 640ms cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--delay);
}

.lab-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 18%, rgba(118, 216, 255, 0.12), transparent 36%),
    linear-gradient(160deg, #12141a 0%, #1e2430 55%, #0e1016 100%);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  transition: transform 280ms ease, border-color 280ms ease, box-shadow 280ms ease;
}

.lab-card:hover .lab-card-media {
  border-color: var(--line-bright);
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.38);
}

.lab-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.lab-card:hover .lab-card-media img {
  transform: scale(1.07);
}

.lab-empty {
  display: grid;
  gap: 10px;
  place-items: center;
  min-height: 220px;
  padding: 42px 24px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
}

.lab-empty p {
  margin: 0;
  font-size: 16px;
}

.lab-empty code {
  color: var(--text);
  font-family: "SF Mono", Consolas, monospace;
  font-size: 13px;
}

.lab-empty span {
  color: var(--soft);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@keyframes lab-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 640px) {
  .lab-section {
    width: min(100% - 28px, 1120px);
  }

  .lab-card {
    width: 200px;
  }
}