:root {
  --background: 0 0% 4%;
  --foreground: 0 0% 96%;
  --primary: 0 100% 59%;
  --secondary: 0 100% 27%;
  --muted: 0 0% 66%;
  --destructive: 0 78% 48%;
  --border: 0 18% 18%;
  --card: 0 8% 8%;
  --shadow-sm: 0 10px 28px hsl(0 0% 0% / 0.28);
  --shadow-md: 0 18px 44px hsl(0 0% 0% / 0.36);
  --shadow-lg: 0 24px 70px hsl(0 100% 59% / 0.18), 0 18px 58px hsl(0 0% 0% / 0.48);
  --transition-fast: 160ms ease;
  --transition-smooth: 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --radius-sm: 0.75rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
}

.dark {
  --background: 0 0% 4%;
  --foreground: 0 0% 96%;
  --primary: 0 100% 59%;
  --secondary: 0 100% 27%;
  --muted: 0 0% 66%;
  --destructive: 0 78% 48%;
  --border: 0 18% 18%;
  --card: 0 8% 8%;
}

* {
  box-sizing: border-box;
}

html {
  background: hsl(var(--background));
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.premium-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid hsl(var(--primary) / 0.34);
  background: linear-gradient(145deg, hsl(var(--card) / 0.94), hsl(var(--background) / 0.98));
  box-shadow: var(--shadow-lg);
}

.premium-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 80% 10%, hsl(var(--primary) / 0.2), transparent 34%);
}

.scanlines {
  background-image: linear-gradient(to bottom, transparent 0, transparent 6px, hsl(var(--primary) / 0.5) 7px);
  background-size: 100% 8px;
}

.dominio-pulse {
  animation: dominioPulse 1.8s ease-in-out infinite;
}

@keyframes dominioPulse {
  0%, 100% {
    box-shadow: 0 0 24px hsl(var(--primary) / 0.2);
  }
  50% {
    box-shadow: 0 0 46px hsl(var(--primary) / 0.42);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}