/* ==========================================================================
   NextFuture.QRMenu - Modern Design System & Premium UI/UX Tokens
   Ultra-sleek, Vibrant, Responsive, Glassmorphic Restaurant Interface
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&family=Readex+Pro:wght@400;500;600;700&display=swap');

:root {
  /* Core Typography */
  --font-family: 'Cairo', 'Readex Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Modern HSL Color Tokens */
  --brand-primary: #2563EB;
  --brand-primary-hover: #1D4ED8;
  --brand-primary-light: rgba(37, 99, 235, 0.09);
  --brand-primary-glow: rgba(37, 99, 235, 0.35);
  
  --brand-secondary: #0F172A;
  --brand-accent: #10B981;
  --brand-accent-light: rgba(16, 185, 129, 0.1);
  --brand-warning: #F59E0B;
  --brand-danger: #EF4444;

  /* Light Theme Surfaces & Glassmorphism */
  --bg-main: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-glass: rgba(255, 255, 255, 0.82);
  --bg-glass-strong: rgba(255, 255, 255, 0.94);
  --bg-subtle: #F1F5F9;
  
  --border-color: #E2E8F0;
  --border-subtle: #F1F5F9;
  --border-glass: rgba(226, 232, 240, 0.8);

  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  /* Elevation & Multi-layer Shadows */
  --shadow-sm: 0 2px 4px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 18px -3px rgba(15, 23, 42, 0.07), 0 3px 8px -2px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 16px 32px -6px rgba(15, 23, 42, 0.12), 0 6px 14px -3px rgba(15, 23, 42, 0.05);
  --shadow-float: 0 12px 36px -4px rgba(37, 99, 235, 0.45);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.25);

  /* Radius System */
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 9999px;

  /* Motion & Spring Transitions */
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark Theme Surface Tokens */
[data-theme="dark"] {
  --bg-main: #0B0F19;
  --bg-surface: #141C2E;
  --bg-glass: rgba(20, 28, 46, 0.85);
  --bg-glass-strong: rgba(20, 28, 46, 0.95);
  --bg-subtle: #1E293B;

  --border-color: #27354A;
  --border-subtle: #1E293B;
  --border-glass: rgba(39, 53, 74, 0.6);

  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-light: #64748B;

  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.6);
  --shadow-float: 0 12px 36px -4px rgba(37, 99, 235, 0.55);
  --shadow-glow: 0 0 24px rgba(37, 99, 235, 0.35);
}

/* Base Body Styles */
body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  direction: rtl;
  text-align: right;
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}

/* Glass Card Component */
.glass-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  box-shadow: var(--shadow-md);
}

/* Keyframe Animations */
.animate-fade-in {
  animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-pop {
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.animate-pulse-glow {
  animation: pulseGlow 2s infinite;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
  70% { box-shadow: 0 0 0 12px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

/* Custom Scrollbar Styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-light);
}