.gpu-laboratory {
  padding: clamp(30px, 5vw, 64px);
}

.gpu-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
  gap: 48px;
  align-items: end;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.gpu-heading > div > p:not(.eyebrow),
.gpu-message {
  color: var(--muted);
}

.gpu-heading code {
  color: var(--accent);
}

.gpu-state {
  padding: 22px;
  border: 1px solid var(--line);
  background: #050a0c;
}

.gpu-state h3 {
  margin: 18px 0 12px;
  font: 850 1.55rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -.035em;
}

.gpu-state h3[data-kind="pass"] {
  color: var(--accent);
}

.gpu-state h3[data-kind="fail"] {
  color: var(--danger);
}

.gpu-state h3[data-kind="fallback"] {
  color: var(--warm);
}

.gpu-message {
  min-height: 42px;
  margin: 0;
  font: .76rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.gpu-message[data-kind="pass"] {
  color: var(--accent);
}

.gpu-message[data-kind="fail"] {
  color: var(--danger);
}

.gpu-message[data-kind="fallback"] {
  color: var(--warm);
}

.gpu-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(300px, .72fr);
  border-left: 1px solid var(--line);
}

.gpu-visual,
.gpu-report {
  min-width: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.gpu-visual {
  position: relative;
  min-height: 390px;
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    #081014;
  background-size: 42px 42px;
}

.gpu-visual canvas {
  width: 100%;
  height: 390px;
}

.gpu-visual-label {
  position: absolute;
  z-index: 2;
  top: 18px;
  left: 20px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  background: rgba(8, 16, 20, .82);
  color: var(--muted);
  font: 700 .64rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .1em;
  pointer-events: none;
}

.gpu-report {
  padding: clamp(24px, 4vw, 42px);
  background: linear-gradient(135deg, rgba(17,31,37,.96), rgba(10,18,22,.96));
}

.gpu-metrics {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gpu-metrics .wide {
  grid-column: 1 / -1;
}

.gpu-metrics dd {
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.gpu-download {
  width: 100%;
  min-height: 46px;
  margin-top: 20px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-weight: 800;
}

.gpu-download:hover:not(:disabled) {
  border-color: var(--accent);
}

@media (max-width: 980px) {
  .gpu-heading,
  .gpu-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .gpu-metrics {
    grid-template-columns: 1fr;
  }

  .gpu-metrics .wide {
    grid-column: auto;
  }

  .gpu-visual,
  .gpu-visual canvas {
    min-height: 330px;
    height: 330px;
  }
}