:root {
  --background: 218 42% 97%;
  --foreground: 224 48% 13%;
  --primary: 252 78% 58%;
  --primary-foreground: 0 0% 100%;
  --secondary: 174 70% 43%;
  --secondary-foreground: 0 0% 100%;
  --muted: 222 22% 90%;
  --muted-foreground: 222 16% 42%;
  --destructive: 354 78% 56%;
  --destructive-foreground: 0 0% 100%;
  --border: 222 22% 84%;
  --card: 0 0% 100%;
  --shadow-sm: 0 4px 14px hsl(224 48% 13% / 0.08);
  --shadow-md: 0 16px 38px hsl(224 48% 13% / 0.12);
  --shadow-lg: 0 28px 70px hsl(224 48% 13% / 0.18);
  --transition-fast: 140ms ease;
  --transition-smooth: 260ms cubic-bezier(.2,.8,.2,1);
  --radius-sm: 0.7rem;
  --radius-md: 1rem;
  --radius-lg: 1.45rem;
}

.dark {
  --background: 224 44% 8%;
  --foreground: 220 32% 94%;
  --primary: 258 88% 70%;
  --primary-foreground: 224 44% 8%;
  --secondary: 174 72% 48%;
  --secondary-foreground: 224 44% 8%;
  --muted: 224 28% 18%;
  --muted-foreground: 220 18% 72%;
  --destructive: 354 84% 64%;
  --destructive-foreground: 224 44% 8%;
  --border: 224 26% 24%;
  --card: 224 38% 12%;
  --shadow-sm: 0 4px 14px hsl(0 0% 0% / 0.24);
  --shadow-md: 0 16px 38px hsl(0 0% 0% / 0.3);
  --shadow-lg: 0 28px 70px hsl(0 0% 0% / 0.42);
}

* { box-sizing: border-box; }
html { min-height: 100%; background: hsl(var(--background)); }
body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at top left, hsl(var(--primary) / 0.18), transparent 34rem),
    radial-gradient(circle at top right, hsl(var(--secondary) / 0.16), transparent 30rem),
    hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, input, select, textarea { font: inherit; }
input, select, textarea { font-size: max(16px, 1rem); }
button { -webkit-tap-highlight-color: transparent; }
.safe-bottom { padding-bottom: calc(5.5rem + env(safe-area-inset-bottom)); }
.glass-card {
  background: hsl(var(--card) / 0.82);
  border: 1px solid hsl(var(--border));
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(18px);
}
.focus-ring:focus-visible {
  outline: 3px solid hsl(var(--primary) / 0.35);
  outline-offset: 2px;
}
.kanban-scroll { scrollbar-width: thin; scrollbar-color: hsl(var(--primary) / 0.35) transparent; }
.kanban-scroll::-webkit-scrollbar { height: 10px; }
.kanban-scroll::-webkit-scrollbar-thumb { background: hsl(var(--primary) / 0.35); border-radius: 999px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 1ms !important; animation-duration: 1ms !important; }
}