:root {
  --background: 252 36% 97%;
  --foreground: 252 30% 10%;
  --primary: 254 100% 68%;
  --primary-foreground: 0 0% 100%;
  --secondary: 172 74% 45%;
  --secondary-foreground: 252 30% 10%;
  --muted: 250 22% 88%;
  --muted-foreground: 250 12% 39%;
  --destructive: 350 82% 55%;
  --destructive-foreground: 0 0% 100%;
  --border: 250 22% 82%;
  --card: 0 0% 100%;
  --shadow-sm: 0 8px 22px hsl(252 30% 10% / 0.07);
  --shadow-md: 0 18px 48px hsl(252 30% 10% / 0.10);
  --shadow-lg: 0 22px 60px hsl(254 100% 68% / 0.32);
  --transition-fast: 150ms ease;
  --transition-smooth: 280ms cubic-bezier(.2,.8,.2,1);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
}

.dark {
  --background: 252 30% 8%;
  --foreground: 250 28% 96%;
  --primary: 258 100% 74%;
  --primary-foreground: 252 30% 8%;
  --secondary: 172 84% 48%;
  --secondary-foreground: 252 30% 8%;
  --muted: 252 18% 18%;
  --muted-foreground: 250 14% 72%;
  --destructive: 350 92% 66%;
  --destructive-foreground: 252 30% 8%;
  --border: 252 18% 24%;
  --card: 252 26% 12%;
  --shadow-sm: 0 8px 22px hsl(0 0% 0% / 0.22);
  --shadow-md: 0 18px 48px hsl(0 0% 0% / 0.32);
  --shadow-lg: 0 22px 60px hsl(258 100% 74% / 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
}

button, input, textarea, select {
  font: inherit;
}

button {
  transition: transform var(--transition-smooth), filter var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
}

.hero-grid {
  background-image:
    radial-gradient(circle at 20% 20%, hsl(var(--primary) / 0.22), transparent 34%),
    radial-gradient(circle at 82% 18%, hsl(var(--secondary) / 0.18), transparent 30%),
    linear-gradient(hsl(var(--border) / 0.45) 1px, transparent 1px),
    linear-gradient(90deg, hsl(var(--border) / 0.45) 1px, transparent 1px);
  background-size: auto, auto, 34px 34px, 34px 34px;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

::selection {
  background: hsl(var(--primary) / 0.25);
}