body {
  font-family: "Arial", sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  text-align: center;
  margin-bottom: 30px;
}

.header h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header p {
  font-size: 1.2em;
  opacity: 0.9;
}

.narrative-container {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.story-panel {
  flex: 1;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  max-height: 450px;
  overflow-y: scroll;
}

.viz-container {
  flex: 2;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  max-height: 600px;
  max-width: 600px;
  overflow-y: scroll;
}

.step {
  margin-bottom: 20px;
  padding: 15px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.step:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(5px);
}

.step.active {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateX(10px);
}

.step h3 {
  margin-top: 0;
  color: #ffd700;
  font-size: 1.3em;
}

.step p {
  margin-bottom: 0;
  line-height: 1.6;
}

.controls {
  text-align: center;
  margin-top: 20px;
}

.btn {
  background: linear-gradient(45deg, #ff6b6b, #feca57);
  border: none;
  color: white;
  padding: 12px 24px;
  margin: 0 10px;
  border-radius: 25px;
  cursor: pointer;
  font-size: 1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

svg {
  display: block;
  margin: 0 auto;
}

.axis {
  color: #333;
}

.axis text {
  font-size: 12px;
  fill: #666;
}

.axis path,
.axis line {
  fill: none;
  stroke: #ddd;
  shape-rendering: crispEdges;
}

.grid line {
  stroke: #e0e0e0;
  stroke-dasharray: 2, 2;
}

.grid path {
  stroke-width: 0;
}

.legend {
  font-size: 14px;
}

.tooltip {
  position: absolute;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 10px;
  border-radius: 5px;
  pointer-events: none;
  font-size: 12px;
  z-index: 1000;
}

.bar {
  transition: opacity 0.3s ease;
}

.bar:hover {
  opacity: 1 !important;
  stroke-width: 3px !important;
}

.bar-label {
  font-weight: bold;
  pointer-events: none;
}

.chart-title {
  font-weight: bold;
  pointer-events: none;
}
.sepal-chart .axis text,
.petal-chart .axis text {
  font-size: 11px;
  fill: #333 !important;
  font-weight: 500;
}

.sepal-chart .axis path,
.sepal-chart .axis line,
.petal-chart .axis path,
.petal-chart .axis line {
  fill: none;
  stroke: #333 !important;
  stroke-width: 1.5px;
  shape-rendering: crispEdges;
}

.bar-label {
  fill: #333 !important;
  font-weight: bold;
  pointer-events: none;
}

.y-axis-label {
  fill: #333 !important;
  font-weight: bold;
}

.chart-title {
  fill: #333 !important;
  font-weight: bold;
  pointer-events: none;
}
.viz-container text {
  fill: #333 !important;
}

.viz-container .axis text {
  fill: #333 !important;
}

.safe-annotation {
  pointer-events: none;
}

.filter-controls {
  opacity: 0.9;
}

.filter-controls:hover {
  opacity: 1;
}

.legend-item {
  transition: opacity 0.3s ease;
}

.filter-instruction {
  animation: subtle-pulse 2s infinite;
}

@keyframes subtle-pulse {
  0%,
  100% {
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
}