:root {
  --background: 210 42% 97%;
  --foreground: 218 44% 12%;
  --primary: 192 95% 34%;
  --primary-foreground: 0 0% 100%;
  --secondary: 35 94% 55%;
  --secondary-foreground: 219 46% 12%;
  --muted: 210 22% 88%;
  --muted-foreground: 215 16% 43%;
  --destructive: 0 78% 55%;
  --destructive-foreground: 0 0% 100%;
  --border: 213 24% 84%;
  --card: 0 0% 100%;
  --shadow-sm: 0 4px 12px rgba(7,17,31,0.08);
  --shadow-md: 0 14px 36px rgba(7,17,31,0.12);
  --shadow-lg: 0 24px 70px rgba(7,17,31,0.18);
  --transition-fast: 150ms ease;
  --transition-smooth: 260ms cubic-bezier(.2,.8,.2,1);
  --radius-sm: 0.75rem;
  --radius-md: 1.1rem;
  --radius-lg: 1.6rem;
}
.dark {
  --background: 218 48% 8%;
  --foreground: 210 30% 96%;
  --primary: 190 90% 48%;
  --primary-foreground: 218 48% 8%;
  --secondary: 38 95% 58%;
  --secondary-foreground: 218 48% 8%;
  --muted: 217 30% 18%;
  --muted-foreground: 214 18% 70%;
  --destructive: 0 75% 58%;
  --destructive-foreground: 0 0% 100%;
  --border: 217 25% 24%;
  --card: 218 42% 12%;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, a, input, select { -webkit-tap-highlight-color: transparent; }
input, select, textarea { font-size: max(16px, 1rem); }
.bg-1 { background: hsl(var(--background)); }
.bg-2 { background: hsl(var(--card)); }
.bg-3 { background: hsl(var(--muted)); }
.bg-4 { background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--secondary))); }
.text-primary { color: hsl(var(--foreground)); }
.text-secondary { color: hsl(var(--muted-foreground)); }
.text-tertiary { color: hsl(var(--primary)); }
.accent { color: hsl(var(--secondary)); }
.safe-bottom { padding-bottom: calc(0.75rem + env(safe-area-inset-bottom)); }
.hero-grid {
  background-image: radial-gradient(circle at 20% 20%, hsla(var(--secondary), .22), transparent 30%), radial-gradient(circle at 80% 0%, hsla(var(--primary), .20), transparent 34%), linear-gradient(135deg, hsl(var(--foreground)), hsl(214 58% 18%));
}
.seat {
  min-width: 44px;
  min-height: 44px;
  border-radius: 0.85rem;
  border: 1px solid hsl(var(--border));
  transition: var(--transition-smooth);
}
.seat-free { background: hsl(var(--card)); }
.seat-free:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.seat-selected { background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); border-color: hsl(var(--primary)); }
.seat-booked { background: hsl(var(--muted)); color: hsl(var(--muted-foreground)); cursor: not-allowed; opacity: .72; }
.card-shadow { box-shadow: var(--shadow-md); }
.logo-pulse { animation: pulseLogo 1.5s ease-in-out infinite; }
@keyframes pulseLogo { 0%,100%{ transform: scale(1); } 50%{ transform: scale(1.05); } }
@media (max-width: 767px) { main { padding-bottom: 92px; } }