:root {
  --background: 215 46% 96%;
  --foreground: 222 47% 11%;
  --primary: 218 92% 42%;
  --primary-foreground: 0 0% 100%;
  --secondary: 174 77% 36%;
  --secondary-foreground: 0 0% 100%;
  --muted: 216 24% 88%;
  --muted-foreground: 218 16% 42%;
  --destructive: 0 76% 48%;
  --destructive-foreground: 0 0% 100%;
  --border: 216 26% 82%;
  --card: 0 0% 100%;
  --card-foreground: 222 47% 11%;
  --accent: 37 92% 51%;
  --success: 149 73% 34%;
  --danger: 0 76% 48%;
  --shadow-sm: 0 2px 8px hsl(222 47% 11% / 0.06);
  --shadow-md: 0 12px 30px hsl(222 47% 11% / 0.10);
  --shadow-lg: 0 24px 60px hsl(222 47% 11% / 0.16);
  --transition-fast: 150ms ease;
  --transition-smooth: 260ms cubic-bezier(.2,.8,.2,1);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
}

.dark {
  --background: 222 47% 8%;
  --foreground: 210 40% 96%;
  --primary: 212 100% 62%;
  --primary-foreground: 222 47% 8%;
  --secondary: 174 77% 45%;
  --secondary-foreground: 222 47% 8%;
  --muted: 220 28% 16%;
  --muted-foreground: 218 16% 72%;
  --destructive: 0 80% 62%;
  --destructive-foreground: 222 47% 8%;
  --border: 220 26% 23%;
  --card: 222 42% 12%;
  --card-foreground: 210 40% 96%;
  --accent: 39 96% 56%;
  --success: 149 70% 48%;
  --danger: 0 80% 62%;
}

* { box-sizing: border-box; }
html { background: hsl(var(--background)); }
body {
  margin: 0;
  min-height: 100vh;
  color: hsl(var(--foreground));
  background:
    radial-gradient(circle at top left, hsl(var(--primary) / 0.14), transparent 34rem),
    radial-gradient(circle at top right, hsl(var(--secondary) / 0.13), transparent 30rem),
    hsl(var(--background));
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, a, input, select { -webkit-tap-highlight-color: transparent; }
input, select { font-size: max(16px, 1rem); }

.bg-1 { background: hsl(var(--background)); }
.bg-2 { background: hsl(var(--card)); }
.bg-3 { background: hsl(var(--muted) / 0.45); }
.bg-4 { background: hsl(var(--primary) / 0.10); }
.text-primary { color: hsl(var(--foreground)); }
.text-secondary { color: hsl(var(--muted-foreground)); }
.text-tertiary { color: hsl(var(--muted-foreground) / 0.78); }
.accent { color: hsl(var(--accent)); }
.card-shadow { box-shadow: var(--shadow-md); }
.soft-shadow { box-shadow: var(--shadow-sm); }
.gain { color: hsl(var(--success)); }
.loss { color: hsl(var(--danger)); }

.focus-ring:focus-visible {
  outline: 3px solid hsl(var(--primary) / 0.35);
  outline-offset: 2px;
}

.table-scroll { scrollbar-width: thin; scrollbar-color: hsl(var(--primary) / 0.35) transparent; }
.table-scroll::-webkit-scrollbar { height: 8px; width: 8px; }
.table-scroll::-webkit-scrollbar-thumb { background: hsl(var(--primary) / 0.28); border-radius: 999px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 1ms !important; animation-duration: 1ms !important; }
}