:root {
  --background: 30 20% 98%;
  --foreground: 220 14% 12%;
  --primary: 24 78% 56%;
  --secondary: 210 24% 88%;
  --muted: 26 16% 92%;
  --destructive: 2 72% 55%;
  --border: 25 14% 84%;
  --card: 0 0% 100%;

  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 16px 40px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 22px 60px rgba(15, 23, 42, 0.16);

  --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 420ms cubic-bezier(0.22, 1, 0.36, 1);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
}

.dark {
  --background: 222 20% 8%;
  --foreground: 30 18% 96%;
  --primary: 27 82% 62%;
  --secondary: 220 16% 18%;
  --muted: 220 14% 14%;
  --destructive: 2 72% 62%;
  --border: 220 14% 22%;
  --card: 220 18% 10%;

  --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.26);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.36);
  --shadow-lg: 0 22px 60px rgba(0, 0, 0, 0.45);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
}

* {
  box-sizing: border-box;
}

a,
button,
input,
select {
  transition: all var(--transition-fast);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid hsl(var(--primary));
  outline-offset: 2px;
}

.animate-float {
  animation: floatY 7s ease-in-out infinite;
}

.animate-float-delayed {
  animation: floatY 8.5s ease-in-out infinite;
  animation-delay: 0.8s;
}

@keyframes floatY {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-thumb {
  background: hsl(var(--foreground) / 0.18);
  border-radius: 999px;
}

::-webkit-scrollbar-track {
  background: hsl(var(--background));
}

::selection {
  background: hsl(var(--primary) / 0.22);
  color: hsl(var(--foreground));
}