.performance-screen {
  min-height: auto;
  justify-content: flex-start;
  scroll-snap-align: start;
  padding-top: clamp(5.5rem, 9vw, 8rem);
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.performance-screen > .lead { max-width: 58rem; }
.performance-screen .perf-lead { white-space: nowrap; }

.perf-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.perf-metric {
  min-width: 0;
  padding: 1rem 1.15rem 1.05rem;
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--surface) 74%, transparent);
  box-shadow: 0 1rem 2.5rem color-mix(in srgb, var(--end-bg) 75%, transparent);
}

.perf-label {
  display: block;
  min-height: 1.5em;
  color: var(--dim);
  font-size: .68rem;
  font-weight: 650;
  letter-spacing: .025em;
  white-space: nowrap;
  text-wrap: nowrap;
}

.perf-metric b {
  display: flex;
  align-items: baseline;
  flex-wrap: nowrap;
  gap: .18em;
  margin-top: .5rem;
  color: var(--text);
  font-size: clamp(1.65rem, 2.6vw, 2.65rem);
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.035em;
  line-height: 1.1;
  white-space: nowrap;
}

.perf-metric b small {
  color: var(--accent);
  font-size: .36em;
  font-weight: 620;
  letter-spacing: 0;
  white-space: nowrap;
  flex: none;
}

.perf-scale {
  display: inline-block;
  font-size: 1.9em;
}

.perf-cluster-scale {
  font-size: 2.7778em;
}

.perf-test-count b small {
  color: var(--text);
  font-size: .48em;
}


.perf-metric b small sup {
  position: relative;
  top: -.36em;
  font-size: .72em;
  line-height: 0;
  vertical-align: baseline;
}


.perf-metric p {
  margin-top: .85rem;
  color: var(--dim);
  font-size: .78rem;
  line-height: 1.55;
  text-wrap: pretty;
}

.perf-cluster {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 11%, var(--surface)), color-mix(in srgb, var(--surface) 74%, transparent));
}

.perf-gallery {
  position: relative;
  width: min(68rem, 72%);
  margin: 1.25rem auto 0;
  outline: none;
}

.perf-stage {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 4320 / 2280;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
  border-radius: 1.15rem;
  background: #fff;
  box-shadow: 0 1.5rem 4rem color-mix(in srgb, var(--end-bg) 78%, transparent);
}

.perf-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.perf-gallery > .gnav {
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  color: var(--text);
  background: color-mix(in srgb,var(--surface) 82%,transparent);
  border: 1px solid color-mix(in srgb,var(--text) 14%,transparent);
  backdrop-filter: blur(10px);
}

.perf-gallery > .gnav.prev { left: -3.75rem; }
.perf-gallery > .gnav.next { right: -3.75rem; }
.perf-gallery > .gnav:hover { background: var(--accent); color:#fff; }

.perf-caption {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  min-height: 3.7rem;
  padding: .45rem 1rem 0;
  text-align: center;
}

.perf-figure-label {
  color: var(--dim);
  font-size: .78rem;
  font-weight: 550;
  line-height: 1.4;
}

.perf-dots {
  display: flex;
  justify-content: center;
  gap: .25rem;
}

.perf-dots button {
  display: grid;
  width: 28px;
  height: 28px;
  min-width: 28px;
  padding: 0;
  place-items: center;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.perf-dots button::after {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dim);
  content: "";
  opacity: .5;
  transition: transform .2s ease, opacity .2s ease, background .2s ease;
}

.perf-dots button[aria-pressed="true"]::after {
  background: var(--accent);
  opacity: 1;
  transform: scale(1.3);
}

.perf-dots button:focus-visible {
  border-radius: 5px;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.performance-screen .perf-note {
  max-width: 80rem;
  margin-top: 1.25rem;
  line-height: 1.7;
}

@media (max-width: 1080px) {
  .perf-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .performance-screen .perf-lead { white-space: normal; }
  .perf-gallery { width: 100%; }
  .perf-gallery > .gnav.prev { left: -2.8rem; }
  .perf-gallery > .gnav.next { right: -2.8rem; }
}

@media (max-width: 760px) {
  .performance-screen { min-height: auto; }
  .perf-metrics { gap: .7rem; margin-top: 1.75rem; }
  .perf-metric { padding: 1rem .9rem; border-radius: .8rem; }
  .perf-label { font-size: .66rem; }
  .perf-metric b { font-size: clamp(1.35rem, 7vw, 2rem); }
  .perf-metric p { font-size: .68rem; }
  .perf-stage { border-radius: .8rem; }
  .perf-gallery { width: calc(100% - 5.5rem); }
  .perf-gallery > .gnav { width: 2.35rem; height: 2.35rem; }
  .perf-gallery > .gnav.prev { left: -2.7rem; }
  .perf-gallery > .gnav.next { right: -2.7rem; }
  .perf-caption { min-height: 3.7rem; padding-inline: .4rem; }
}

@media (max-width: 460px) {
  .perf-metrics { grid-template-columns: 1fr; }
  .perf-metric {
    display: block;
    min-height: 4rem;
    padding: .58rem .8rem .62rem;
  }
  .perf-label { min-height: 0; font-size: .64rem; }
  .perf-metric b { margin-top: .16rem; font-size: clamp(1.28rem, 6vw, 1.6rem); }
  .perf-gallery { width: calc(100% - 4.75rem); margin-top: 1rem; }
  .perf-gallery > .gnav { width: 2.1rem; height: 2.1rem; }
  .perf-gallery > .gnav.prev { left: -2.35rem; }
  .perf-gallery > .gnav.next { right: -2.35rem; }
  .perf-caption { min-height: 3.25rem; padding-top: .35rem; }
}