.dataset-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.dataset-tab {
  border: 1px solid var(--line);
  background: rgba(239, 244, 249, 0.5);
  border-radius: 14px;
  padding: 10px 8px;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 6px 16px rgba(88, 97, 112, 0.06);
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.dataset-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 109, 130, 0.28);
  background: rgba(245, 248, 252, 0.7);
  box-shadow: 0 10px 20px rgba(88, 97, 112, 0.10);
}

.dataset-tab.is-active {
  border-color: var(--brand-strong);
  background: var(--brand-soft);
  color: var(--brand-strong);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.dataset-panel {
  margin-top: 12px;
}

.dataset-dual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
}

.dataset-pane {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(233, 239, 246, 0.66), rgba(226, 234, 243, 0.52));
  padding: 10px;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.dataset-pane-head {
  margin-bottom: 8px;
}

.dataset-pane-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  color: #2e3d4f;
  text-align: center;
}

.dataset-stat-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.dataset-stat-tab,
.dataset-wc-tab {
  border: 1px solid var(--line);
  background: rgba(240, 244, 248, 0.56);
  border-radius: 14px;
  padding: 8px 8px;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 5px 14px rgba(88, 97, 112, 0.05);
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.dataset-stat-tab:hover,
.dataset-wc-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 109, 130, 0.24);
  background: rgba(245, 248, 252, 0.72);
  box-shadow: 0 9px 18px rgba(88, 97, 112, 0.10);
}

.dataset-stat-tab.is-active,
.dataset-wc-tab.is-active {
  border-color: var(--accent-strong);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.dataset-wc-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.dataset-pane-panel {
  margin-bottom: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.dataset-viz-frame {
  position: relative;
  min-height: 320px;
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(244, 247, 251, 0.92) 0%, rgba(235, 241, 247, 0.86) 100%);
  padding: 6px;
  height: 100%;
}

.dataset-bar-svg,
.dataset-cloud-canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 8px;
}

.dataset-tooltip {
  position: absolute;
  z-index: 12;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.12s ease, transform 0.12s ease;
  background: rgba(31, 41, 55, 0.92);
  color: #fff;
  border-radius: 8px;
  padding: 5px 8px;
  font-size: 0.74rem;
  line-height: 1.2;
  white-space: nowrap;
}

.dataset-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.editor-layout {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.expr-set-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.set-tab {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
  border-radius: 14px;
  padding: 10px 8px;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 6px 16px rgba(88, 97, 112, 0.05);
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.set-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 109, 130, 0.24);
  background: rgba(245, 248, 252, 0.72);
  box-shadow: 0 10px 20px rgba(88, 97, 112, 0.10);
}

.set-tab.is-active {
  background: var(--brand-soft);
  border-color: var(--brand-strong);
  color: var(--brand-strong);
}

.expr-triplet-labels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.expr-label {
  text-align: center;
  font-weight: 700;
  color: #4b5563;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 8px 6px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.expr-triplet-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.expr-triplet-sliders {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.slider-card {
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.44);
  padding: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.slider-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.slider-value {
  font-weight: 700;
  color: var(--brand-strong);
}

input[type="range"] {
  width: 100%;
}

.preview-box {
  border: 1px dashed var(--line);
  border-radius: 18px;
  min-height: 280px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(241, 248, 250, 0.76) 0%, rgba(255, 255, 255, 0.72) 100%);
  color: var(--muted);
  text-align: center;
  padding: 12px;
}

.preview-box img {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: contain;
  border-radius: 10px;
}

.bench-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.bench-tab {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
  border-radius: 14px;
  padding: 10px 8px;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 6px 16px rgba(88, 97, 112, 0.05);
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.bench-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 109, 130, 0.24);
  background: rgba(245, 248, 252, 0.72);
  box-shadow: 0 10px 20px rgba(88, 97, 112, 0.10);
}

.bench-tab.is-active {
  border-color: var(--brand-strong);
  background: var(--brand-soft);
  color: var(--brand-strong);
}

.bench-legend {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.bench-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px 4px 6px;
  background: rgba(255, 255, 255, 0.54);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.bench-legend-logo {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.bench-legend-initials {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  font-size: 0.62rem;
  font-weight: 800;
  color: #1f2d3f;
}

.bench-legend-name {
  font-size: 0.78rem;
  font-weight: 600;
  color: #4f5f72;
}

.benchmark-stage {
  margin-top: 10px;
}

.benchmark-stage.is-grid-2x2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.benchmark-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(160deg, rgba(252, 248, 239, 0.72) 0%, rgba(242, 248, 251, 0.68) 100%);
  padding: 14px 14px 12px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.benchmark-card-title {
  font-weight: 800;
  color: #374151;
  margin-bottom: 10px;
}

.chart-with-axis {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 8px;
  align-items: stretch;
}

.y-axis {
  display: grid;
  grid-template-rows: repeat(5, 1fr);
  font-size: 0.68rem;
  color: #738399;
  text-align: right;
  padding-right: 4px;
}

.y-tick {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.plot-wrap {
  position: relative;
  border-left: 1px solid #ccd6e4;
  border-bottom: 1px solid #ccd6e4;
  padding: 4px 6px 0;
  min-height: 252px;
}

.y-grid {
  position: absolute;
  inset: 0 0 20px 0;
  display: grid;
  grid-template-rows: repeat(5, 1fr);
  pointer-events: none;
}

.y-grid-line {
  border-top: 1px solid #e5ebf3;
}

.vbar-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 10px;
  min-height: 248px;
  align-items: end;
}

.vbar-item {
  position: relative;
  display: grid;
  grid-template-rows: 1fr auto;
  align-items: end;
  justify-items: center;
  gap: 6px;
  overflow: visible;
}

.vbar-item:hover,
.vbar-item:focus-within,
.vbar-item:focus {
  z-index: 20;
}

.vbar-tooltip {
  position: absolute;
  left: 50%;
  bottom: 100%;
  transform: translate(-50%, 0) scale(0.96);
  background: rgba(31, 41, 55, 0.94);
  color: #fff;
  border-radius: 8px;
  padding: 6px 8px;
  min-width: 120px;
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.2;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 6;
}

.vbar-tooltip-name {
  font-weight: 700;
}

.vbar-tooltip-score {
  margin-top: 2px;
  color: #cde3ff;
}

.vbar-score {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.78rem;
  font-weight: 700;
  color: #4f647c;
  white-space: nowrap;
  z-index: 3;
}

.vbar-logo,
.method-fallback {
  width: 22px;
  height: 22px;
  border-radius: 0;
  object-fit: contain;
  background: transparent;
  border: 0;
  display: grid;
  place-items: center;
}

.method-fallback {
  font-size: 0.62rem;
  color: #6f5a34;
}

.vbar-initials {
  margin-top: 2px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #1f2d3f;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
}

.vbar-col {
  position: relative;
  width: 36px;
  height: 196px;
  display: flex;
  align-items: flex-end;
  transform-origin: bottom center;
  transition: transform 0.16s ease, filter 0.16s ease;
  overflow: visible;
}

.vbar-fill {
  position: relative;
  z-index: 2;
  width: 100%;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, #b7c4d2 0%, #a6b5c5 100%);
  box-shadow: 0 2px 8px rgba(80, 100, 124, 0.18);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4px;
  overflow: hidden;
}

.vbar-fill.is-ours {
  background: linear-gradient(180deg, #4d7fd6 0%, #2f5fb8 100%);
  box-shadow: 0 8px 20px rgba(47, 95, 184, 0.38);
}

.vbar-item:hover .vbar-col,
.vbar-item:focus-within .vbar-col,
.vbar-item:focus .vbar-col {
  transform: scale(1.08);
  filter: brightness(1.03);
}

.vbar-fill:hover + .vbar-tooltip-main,
.vbar-fill:focus + .vbar-tooltip-main,
.vbar-item:focus-within .vbar-tooltip-main,
.vbar-item:focus .vbar-tooltip-main {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.blend-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr);
  gap: 10px;
  align-items: end;
  margin-top: 12px;
}

.blend-id-group.is-hidden {
  display: none;
}

.blend-label {
  font-weight: 700;
  color: #4b5563;
  margin-bottom: 0;
  white-space: nowrap;
}

.blend-field {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-start;
}

.blend-field-a {
  grid-column: 1;
}

.blend-field-b {
  grid-column: 3;
}

.blend-field-empty {
  grid-column: 5;
}

.blend-select-wrap {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
}

.blend-select-wrap::before {
  content: "";
  position: absolute;
  top: 2px;
  bottom: 2px;
  right: 2px;
  width: 32px;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(213, 170, 162, 0.72) 0%, rgba(148, 183, 197, 0.72) 100%);
  pointer-events: none;
}

.blend-select-wrap::after {
  content: "";
  position: absolute;
  right: 13px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid #2d3a48;
  border-bottom: 2px solid #2d3a48;
  transform: translateY(-60%) rotate(45deg);
  pointer-events: none;
}

.blend-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  min-width: 150px;
  border: 1.5px solid rgba(126, 129, 139, 0.34);
  border-radius: 10px;
  padding: 8px 44px 8px 12px;
  background: linear-gradient(180deg, rgba(239, 244, 249, 0.96) 0%, rgba(228, 236, 244, 0.94) 100%);
  color: #334155;
  font-weight: 600;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.55), 0 4px 12px rgba(88, 97, 112, 0.10);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
  width: auto;
  min-width: 130px;
  max-width: 180px;
  flex: 0 0 auto;
}

.blend-select:hover {
  border-color: rgba(92, 127, 163, 0.52);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.68), 0 6px 16px rgba(88, 97, 112, 0.14);
}

.blend-select:focus {
  outline: none;
  border-color: rgba(47, 109, 130, 0.62);
  box-shadow: 0 0 0 3px rgba(148, 183, 197, 0.22), 0 6px 16px rgba(88, 97, 112, 0.14);
}

/* Native dropdown list styling (browser support varies) */
.blend-select option {
  background: #edf3f8;
  color: #334155;
  font-weight: 600;
}

.blend-select option:checked {
  background: #dbe7f0;
  color: #243443;
}

.blend-stage {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.blend-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.blend-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(239, 244, 249, 0.62);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.blend-title {
  font-weight: 700;
  color: #4b5563;
  text-align: center;
}

.blend-img-box {
  min-height: 240px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, var(--accent-pale) 0%, #ffffff 100%);
  padding: 8px;
}

.blend-img-box img {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  border-radius: 8px;
}

.blend-op {
  font-size: 1.5rem;
  font-weight: 800;
  color: #64748b;
  text-align: center;
}

.blend-empty {
  color: var(--muted);
  text-align: center;
  padding: 16px;
}

@media (max-width: 900px) {
  .expr-set-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dataset-tabs,
  .dataset-stat-tabs,
  .dataset-wc-tabs {
    grid-template-columns: 1fr;
  }

  .dataset-dual {
    grid-template-columns: 1fr;
  }

  .expr-triplet-labels,
  .expr-triplet-row,
  .expr-triplet-sliders {
    grid-template-columns: 1fr;
  }

  .vbar-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    min-height: 380px;
  }

  .benchmark-stage.is-grid-2x2 {
    grid-template-columns: 1fr;
  }

  .bench-tabs {
    width: 100%;
  }

  .blend-row {
    grid-template-columns: 1fr;
  }

  .blend-op {
    display: none;
  }

  .blend-controls {
    grid-template-columns: 1fr;
  }

  .blend-field-a,
  .blend-field-b,
  .blend-field-empty {
    grid-column: auto;
  }

  .blend-field-empty {
    display: none;
  }
}