:root {
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --primary: #38bdf8;
  --secondary: #64748b;
  --accent: #fcd34d;
  --success: #00ffa3;
  --danger: #ff5c5c;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Roboto Mono', monospace;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
}

.header {
  background: linear-gradient(to bottom, #1e293b, #0f172a);
  border-bottom: 1px solid #334155;
  padding: 1.5rem 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.chart-container {
  height: 500px;
  width: 100%;
  background: rgba(15, 23, 42, 0.2);
  border-radius: 8px;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid #334155;
  border-radius: 12px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-bottom: 24px;
  overflow: hidden;
}

.card-header {
  background-color: rgba(30, 41, 59, 0.8);
  border-bottom: 1px solid #334155;
  padding: 1rem 1.25rem;
}

.card-header h5 {
  margin-bottom: 0;
  font-weight: 700;
  color: var(--accent);
  font-size: 1.1rem;
  letter-spacing: 0.025em;
}

.card-body {
  padding: 1.25rem;
}

/* Custom range slider styling */
.form-range::-webkit-slider-runnable-track {
  background: #334155;
  border-radius: 10px;
  height: 6px;
}

.form-range::-webkit-slider-thumb {
  background: var(--primary);
  margin-top: -5px;
}

/* ag-Grid Overrides */
.ag-theme-alpine-dark {
  --ag-background-color: var(--bg-card);
  --ag-header-background-color: #0f172a;
  --ag-odd-row-background-color: rgba(30, 41, 59, 0.5);
  --ag-row-hover-color: rgba(56, 189, 248, 0.1);
  --ag-selected-row-background-color: rgba(56, 189, 248, 0.2);
  --ag-font-family: var(--font-sans);
  --ag-font-size: 13px;
}

footer {
  background-color: #0f172a;
  border-top: 1px solid #334155;
  color: var(--text-muted);
  padding: 2rem 0;
  margin-top: auto;
}

/* Helper classes */
.font-monospace {
  font-family: var(--font-mono) !important;
}

/* Dual slider styles */
.dual-slider-container input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  position: absolute;
  top: 12px;
  height: 0;
  pointer-events: none;
  background: transparent;
  z-index: 3;
}

.dual-slider-container input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  pointer-events: auto;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  margin-top: -8px;
  box-shadow: 0 0 0 1px #fff;
}

.dual-slider-container input[type=range]::-moz-range-thumb {
  pointer-events: auto;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: 1px solid #fff;
}