.lattice-lab {
  --lattice-text: #13282c;
  --lattice-muted: #4a6970;
  --lattice-panel: rgba(255, 255, 255, 0.74);
  --lattice-panel-strong: rgba(255, 255, 255, 0.88);
  --lattice-border: rgba(19, 40, 44, 0.14);
  --lattice-line: rgba(35, 93, 91, 0.5);
  --lattice-stage:
    linear-gradient(180deg, rgba(246, 252, 248, 0.82), rgba(229, 242, 238, 0.92)),
    repeating-linear-gradient(90deg, rgba(35, 93, 91, 0.07) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(0deg, rgba(35, 93, 91, 0.06) 0 1px, transparent 1px 42px);
  --lattice-bg:
    linear-gradient(135deg, rgba(239, 249, 244, 0.96), rgba(222, 241, 235, 0.94) 48%, rgba(250, 237, 204, 0.9)),
    radial-gradient(circle at 20% 20%, rgba(246, 180, 75, 0.22), transparent 32%);
  --lattice-chip-bg: rgba(255, 255, 255, 0.62);
  --lattice-button-bg: #187c78;
  --lattice-button-text: #fff;
  --lattice-structure-label: #187c78;
  --lattice-main-value: #9f4f23;
  --lattice-reset-bg: rgba(19, 40, 44, 0.04);

  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 1rem;
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--lattice-border);
  border-radius: 8px;
  background: var(--lattice-bg);
  color: var(--lattice-text);
}

.theme-dark .lattice-lab,
body.theme-dark .lattice-lab,
html.theme-dark .lattice-lab {
  --lattice-text: #f7fbf4;
  --lattice-muted: #b8d8d1;
  --lattice-panel: rgba(255, 255, 255, 0.08);
  --lattice-panel-strong: rgba(6, 13, 17, 0.72);
  --lattice-border: rgba(255, 255, 255, 0.14);
  --lattice-line: rgba(214, 248, 233, 0.58);
  --lattice-stage:
    linear-gradient(180deg, rgba(7, 15, 19, 0.68), rgba(13, 30, 34, 0.82)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 42px);
  --lattice-bg:
    linear-gradient(135deg, rgba(13, 25, 31, 0.95), rgba(23, 45, 49, 0.92) 48%, rgba(58, 48, 36, 0.92)),
    radial-gradient(circle at 20% 20%, rgba(246, 180, 75, 0.16), transparent 32%);
  --lattice-chip-bg: rgba(255, 255, 255, 0.08);
  --lattice-button-bg: #54d6b0;
  --lattice-button-text: #071314;
  --lattice-structure-label: #91d8c8;
  --lattice-main-value: #f6d37a;
  --lattice-reset-bg: rgba(255, 255, 255, 0.04);
}

.lattice-viewer {
  display: grid;
  gap: 0.8rem;
  min-width: 0;
}

.lattice-orbit {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  border: 1px solid var(--lattice-border);
  border-radius: 8px;
  background: var(--lattice-stage);
}

.lattice-svg {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 420px;
}

.lattice-edge {
  stroke: var(--lattice-line);
  stroke-width: 3;
  stroke-linecap: round;
}

.lattice-atom {
  stroke: rgba(255, 255, 255, 0.54);
  stroke-width: 1.5;
  filter: drop-shadow(0 14px 16px rgba(0, 0, 0, 0.32));
}

.lattice-atom-corner {
  fill: url("#lattice-atom-corner");
}

.lattice-atom-face {
  fill: url("#lattice-atom-face");
}

.lattice-atom-interior {
  fill: url("#lattice-atom-interior");
}

.lattice-summary {
  display: grid;
  gap: 0.35rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--lattice-border);
}

.lattice-summary div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.lattice-summary span {
  color: var(--lattice-structure-label);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0;
}

.lattice-summary strong {
  color: var(--lattice-main-value);
  font-size: clamp(1.35rem, 5vw, 2rem);
  line-height: 1;
}

.lattice-summary p {
  margin: 0;
  color: var(--lattice-muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.lattice-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.lattice-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.25rem;
  padding: 0.42rem 0.65rem;
  border: 1px solid var(--lattice-border);
  border-radius: 999px;
  background: var(--lattice-chip-bg);
  font-size: 0.88rem;
}

.lattice-swatch {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
}

.lattice-swatch-corner {
  background: #f6b44b;
}

.lattice-swatch-face {
  background: #54d6b0;
}

.lattice-swatch-interior {
  background: #8f82ff;
}

.lattice-console,
.lattice-results {
  display: grid;
  align-content: start;
  gap: 0.8rem;
}

.lattice-console {
  min-width: 0;
}

.lattice-field,
.lattice-number {
  display: grid;
  gap: 0.4rem;
  min-width: 0;
}

.lattice-number {
  position: relative;
}

.lattice-number > span {
  position: absolute;
  top: 0.55rem;
  left: 0.68rem;
  z-index: 1;
  font-size: 0.62rem;
  pointer-events: none;
}

.lattice-field > span,
.lattice-number > span,
.lattice-metric-row span,
.lattice-result-group h2 {
  color: var(--lattice-muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.lattice-field select,
.lattice-number input {
  width: 100%;
  min-height: 2.65rem;
  border: 1px solid var(--lattice-border);
  border-radius: 8px;
  background: var(--lattice-panel-strong);
  color: var(--lattice-text);
  font-size: inherit;
  font-weight: inherit;
}

.lattice-field select {
  appearance: none;
  padding: 0 2.45rem 0 0.7rem;
  background-image:
    linear-gradient(45deg, transparent 50%, currentcolor 50%),
    linear-gradient(135deg, currentcolor 50%, transparent 50%);
  background-position:
    calc(100% - 1.15rem) 50%,
    calc(100% - 0.82rem) 50%;
  background-repeat: no-repeat;
  background-size:
    0.38rem 0.38rem,
    0.38rem 0.38rem;
}

.lattice-number input {
  min-height: 4rem;
  padding: 1.45rem 0.65rem 0.45rem;
  font-size: 1.12rem;
  font-variant-numeric: tabular-nums;
}

.lattice-field option {
  color: #102025;
}

.lattice-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: center;
  padding: 0.75rem;
  border: 1px solid var(--lattice-border);
  border-radius: 8px;
  background: var(--lattice-panel);
}

.lattice-note span {
  display: grid;
  place-items: center;
  min-width: 3.2rem;
  min-height: 3.2rem;
  border-radius: 50%;
  background: #f6b44b;
  color: #1b1408;
  font-weight: 900;
}

.lattice-note p {
  margin: 0;
  color: var(--lattice-text);
  font-size: 0.95rem;
  line-height: 1.35;
}

.lattice-slider-grid,
.lattice-input-grid {
  display: grid;
  gap: 0.7rem;
}

.lattice-input-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.lattice-field output {
  justify-self: end;
  margin-top: -1.55rem;
  color: var(--lattice-text);
  font-weight: 800;
}

.lattice-field input[type="range"] {
  width: 100%;
  accent-color: #54d6b0;
}

.lattice-reset {
  min-height: 2.8rem;
  border: 1px solid var(--lattice-border);
  border-radius: 8px;
  background: var(--lattice-reset-bg);
  color: var(--lattice-muted);
  font-size: inherit;
  font-weight: inherit;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.lattice-reset-active,
.lattice-reset:hover {
  border-color: color-mix(in srgb, var(--lattice-button-bg) 45%, var(--lattice-border));
  background: color-mix(in srgb, var(--lattice-button-bg) 12%, transparent);
  color: var(--lattice-text);
}

.lattice-results {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 5vw, 4rem);
  padding: 0.35rem 0.25rem 0;
}

.lattice-result-group {
  display: grid;
  gap: 0.7rem;
  min-width: 0;
}

.lattice-result-group h2 {
  margin: 0 0 0.25rem;
}

.lattice-metric-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: baseline;
}

.lattice-metric-row strong {
  overflow-wrap: anywhere;
  color: var(--lattice-text);
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
  text-align: right;
}

@media (max-width: 900px) {
  .lattice-lab {
    grid-template-columns: 1fr;
  }

  .lattice-results {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .lattice-lab {
    padding: 0.75rem;
  }

  .lattice-orbit,
  .lattice-svg {
    min-height: 330px;
  }

  .lattice-input-grid,
  .lattice-results {
    grid-template-columns: 1fr;
  }

  .lattice-note {
    grid-template-columns: 1fr;
  }
}