:root {
  --background: 222 35% 9%;
  --foreground: 210 20% 96%;
  --primary: 160 84% 45%;
  --secondary: 223 24% 16%;
  --muted: 220 14% 68%;
  --destructive: 358 74% 58%;
  --border: 221 20% 24%;
  --card: 222 30% 12%;

  --accent-blue: 201 92% 60%;
  --accent-emerald: 160 84% 45%;
  --accent-rose: 350 83% 60%;
  --accent-pink: 327 80% 66%;
  --accent-amber: 38 92% 58%;
  --accent-indigo: 245 84% 70%;

  --shadow-sm: 0 10px 25px hsl(222 40% 4% / 0.18);
  --shadow-md: 0 18px 40px hsl(222 40% 3% / 0.28);
  --shadow-lg: 0 24px 70px hsl(160 84% 45% / 0.18);

  --transition-fast: 140ms ease;
  --transition-smooth: 280ms cubic-bezier(0.22, 1, 0.36, 1);

  --radius-sm: 0.75rem;
  --radius-md: 1.1rem;
  --radius-lg: 1.6rem;
}

.dark {
  --background: 222 35% 9%;
  --foreground: 210 20% 96%;
  --primary: 160 84% 45%;
  --secondary: 223 24% 16%;
  --muted: 220 14% 68%;
  --destructive: 358 74% 58%;
  --border: 221 20% 24%;
  --card: 222 30% 12%;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
}

::selection {
  background: hsl(var(--primary) / 0.28);
  color: white;
}

button,
a,
input,
textarea {
  transition: border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-smooth), box-shadow var(--transition-smooth), opacity var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: hsl(var(--muted));
}

#root {
  min-height: 100vh;
}

.glass-grid {
  background-image:
    linear-gradient(hsl(var(--border) / 0.24) 1px, transparent 1px),
    linear-gradient(90deg, hsl(var(--border) / 0.24) 1px, transparent 1px);
  background-size: 22px 22px;
}

@supports (padding: max(0px)) {
  body {
    padding-bottom: env(safe-area-inset-bottom);
  }
}

@media (max-width: 767px) {
  html,
  body {
    overflow-x: hidden;
  }
}