.viz-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.viz-lead {
  color: #56606b;
  margin: -8px 0 18px;
  font-size: .95rem;
  max-width: 920px;
}

.viz-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 18px;
  align-items: start;
}

.viz-main {
  min-width: 0;
}

.viz-stage,
.viz-panel {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
  box-sizing: border-box;
  max-width: 100%;
}

.viz-stage {
  overflow: hidden;
}

.viz-stage canvas {
  display: block;
  width: 100%;
  min-height: 340px;
  background: #0f172a;
}

.viz-panel {
  padding: 14px;
}

.viz-panel--toolbar {
  margin-bottom: 14px;
}

.viz-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1.15fr) 130px minmax(250px, 1.15fr) minmax(250px, 1fr);
  gap: 14px;
  align-items: start;
  min-width: 0;
}

.viz-toolbar--sequence {
  grid-template-columns: minmax(220px, .9fr) minmax(150px, .55fr) minmax(260px, 1fr) minmax(250px, 1fr);
  align-items: stretch;
}

.viz-mode-control {
  grid-column: 1;
  min-width: 0;
}

.viz-timeline-control {
  grid-column: 1 / 4;
  min-width: 0;
}

.viz-controls {
  display: grid;
  gap: 12px;
}

.viz-control label {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: .82rem;
  font-weight: 700;
  color: #374151;
}

.viz-control input[type="range"],
.viz-control select {
  width: 100%;
  margin-top: 6px;
}

.viz-control select {
  font: inherit;
  padding: 7px 9px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  background: #fff;
  box-sizing: border-box;
  min-width: 0;
}

.viz-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.viz-actions button {
  padding: 8px 12px;
  border: 0;
  border-radius: 6px;
  background: #1d4ed8;
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.viz-actions button.secondary {
  background: #e5e7eb;
  color: #111827;
}

.viz-actions--stack {
  display: grid;
  gap: 8px;
}

.viz-actions--stack button {
  width: 100%;
}

.viz-actions--inline {
  display: grid;
  grid-column: 2 / 4;
  grid-template-columns: repeat(2, minmax(0, 130px));
  gap: 8px;
  align-self: end;
  min-width: 0;
}

.viz-actions--inline button {
  width: 100%;
}

.viz-range-wrap {
  position: relative;
  margin-top: 8px;
  height: 52px;
}

.viz-range-wrap::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: #b8c1cc;
}

.viz-range-wrap input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  display: block;
  position: relative;
  z-index: 2;
  width: 100%;
  height: 20px;
  margin: 0;
  background: transparent;
  cursor: pointer;
}

.viz-range-wrap input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: transparent;
  border: 0;
}

.viz-range-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  margin-top: -6px;
  border: 0;
  border-radius: 50%;
  background: #0b80f7;
  box-shadow: 0 0 0 2px #fff;
}

.viz-range-wrap input[type="range"]::-moz-range-track {
  height: 2px;
  background: transparent;
  border: 0;
}

.viz-range-wrap input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 0;
  border-radius: 50%;
  background: #0b80f7;
  box-shadow: 0 0 0 2px #fff;
}

.viz-time-scale {
  position: absolute;
  z-index: 1;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  margin-top: 0;
  color: #64748b;
  font-size: .72rem;
  line-height: 1.2;
  pointer-events: none;
}

.viz-time-scale span {
  position: absolute;
  top: 30px;
  left: var(--pos);
  text-align: center;
  transform: translateX(-50%);
  white-space: nowrap;
}

.viz-time-scale span::before {
  content: "";
  position: absolute;
  top: -23px;
  left: 50%;
  height: 9px;
  border-left: 1px solid #94a3b8;
}

.viz-time-scale span:first-child {
  text-align: left;
  transform: none;
}

.viz-time-scale span:first-child::before {
  left: 0;
}

.viz-time-scale span:last-child {
  text-align: right;
  transform: translateX(-100%);
}

.viz-time-scale span:last-child::before {
  left: auto;
  right: 0;
}

.viz-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.viz-stats--below {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 12px;
}

.viz-stat {
  padding: 9px 10px;
  border-radius: 6px;
  background: #f8fafc;
}

.viz-stats--below .viz-stat {
  text-align: center;
}

.viz-stat strong {
  display: block;
  color: #1d4ed8;
  font-size: 1.18rem;
}

.viz-stats--below .viz-stat strong {
  font-size: 1.35rem;
}

.viz-stat span {
  display: block;
  color: #56606b;
  font-size: .76rem;
}

.viz-note {
  margin-top: 12px;
  color: #56606b;
  font-size: .84rem;
  line-height: 1.45;
}

.viz-note--compact {
  margin-top: 0;
}

.viz-status {
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: 6px;
  background: #f1f5f9;
  color: #374151;
  font-size: .88rem;
  font-weight: 700;
  line-height: 1.35;
  box-sizing: border-box;
  height: calc(2.7em + 16px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.viz-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-top: 10px;
  color: #56606b;
  font-size: .82rem;
}

.viz-legend--stack {
  display: grid;
  grid-column: 4;
  grid-row: 1 / span 2;
  gap: 8px;
  margin-top: 0;
}

.viz-swatch {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: -1px;
}

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

  .viz-panel {
    order: -1;
  }

  .viz-toolbar {
    grid-template-columns: 1fr 140px;
  }

  .viz-toolbar--sequence {
    grid-template-columns: minmax(0, 1fr) minmax(190px, .7fr);
  }

  .viz-mode-control {
    grid-column: 1;
    grid-row: 1;
  }

  .viz-actions--inline {
    grid-column: 2;
    grid-row: 1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .viz-timeline-control {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .viz-legend--stack {
    display: flex;
    flex-wrap: wrap;
    grid-column: 1 / -1;
    grid-row: 3;
  }
}

@media (max-width: 560px) {
  .viz-page {
    padding-left: 10px;
    padding-right: 10px;
  }

  .viz-stage canvas {
    min-height: 280px;
  }

  .viz-stats--below {
    grid-template-columns: 1fr;
  }

  .viz-toolbar {
    grid-template-columns: 1fr;
  }

  .viz-mode-control,
  .viz-actions--inline,
  .viz-timeline-control,
  .viz-legend--stack {
    grid-column: 1;
    grid-row: auto;
  }

  .viz-actions--inline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .viz-time-scale {
    font-size: .68rem;
  }
}