:root {
  --background: 228 32% 98%;
  --foreground: 230 26% 12%;
  --primary: 267 91% 64%;
  --secondary: 188 88% 55%;
  --muted: 225 20% 92%;
  --destructive: 0 78% 58%;
  --border: 228 22% 84%;
  --card: 0 0% 100%;
  --shadow-sm: 0 10px 30px rgba(24, 24, 38, 0.06);
  --shadow-md: 0 20px 50px rgba(24, 24, 38, 0.12);
  --shadow-lg: 0 30px 80px rgba(24, 24, 38, 0.18);
  --transition-fast: 180ms ease;
  --transition-smooth: 420ms cubic-bezier(0.22, 1, 0.36, 1);
  --radius-sm: 0.85rem;
  --radius-md: 1.2rem;
  --radius-lg: 1.9rem;
}

.dark {
  --background: 233 33% 8%;
  --foreground: 220 20% 95%;
  --primary: 270 100% 72%;
  --secondary: 188 100% 62%;
  --muted: 230 24% 15%;
  --destructive: 0 88% 68%;
  --border: 228 18% 24%;
  --card: 229 24% 12%;
  --shadow-sm: 0 12px 28px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 24px 64px rgba(0, 0, 0, 0.34);
  --shadow-lg: 0 40px 100px rgba(0, 0, 0, 0.44);
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  min-height: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at top left, hsl(var(--primary) / 0.07), transparent 24%),
    radial-gradient(circle at 80% 18%, hsl(var(--secondary) / 0.09), transparent 22%),
    hsl(var(--background));
}

.font-display {
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.glass-card {
  background: linear-gradient(180deg, hsl(var(--card) / 0.78), hsl(var(--card) / 0.62));
  border: 1px solid hsl(var(--border) / 0.9);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.section-kicker {
  margin-bottom: 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: hsl(var(--primary));
}

.section-title {
  max-width: 56rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  font-weight: 800;
}

.input-field {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid hsl(var(--border));
  background: hsl(var(--background) / 0.65);
  padding: 0.9rem 1rem;
  color: hsl(var(--foreground));
  outline: none;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.input-field:focus {
  border-color: hsl(var(--primary) / 0.55);
  box-shadow: 0 0 0 4px hsl(var(--primary) / 0.14);
}

.hero-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(hsl(var(--border) / 0.08) 1px, transparent 1px), linear-gradient(90deg, hsl(var(--border) / 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 30%, transparent 78%);
  pointer-events: none;
}

.reveal {
  opacity: 0;
  transform: translateY(24px) scale(0.985);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.page-enter {
  animation: pageFade 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes pageFade {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

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

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

::-webkit-scrollbar-track {
  background: transparent;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}