:root {
  /* Ultra Robotics Corp Brand Colors */
  /* Primary Neon / Industrial Orange */
  --color-primary: #FF4500;
  --color-primary-alt: #FF5500;
  --color-primary-hover: #E03E00;
  --color-primary-dark: #C83200;
  --color-primary-light: #FF6A33;
  --color-primary-lightest: #FFE8E0;
  --color-primary-surface: #FFF4F0;
  --color-primary-glow: rgba(255, 69, 0, 0.35);
  --color-primary-text: #FFFFFF;

  /* Dark Charcoal / Industrial Black */
  --color-dark: #121212;
  --color-dark-surface: #1A1A1A;
  --color-dark-card: #1E1E1E;
  --color-black: #0A0A0A;

  /* WhatsApp */
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1EAB52;

  /* Neutral & Structural Colors */
  --color-background: #FFFFFF;
  --color-background-alt: #F6F6F6;
  --color-text-primary: #121212;
  --color-text-secondary: #525252;
  --color-text-muted: #737373;
  --color-border: #E5E5E5;
  --color-border-dark: #262626;
  --color-white: #FFFFFF;

  /* Status Colors */
  --color-success: #16A34A;
  --color-warning: #D97706;
  --color-error: #DC2626;

  /* Typography - Clean, Heavy-Weight Industrial Sans-Serif (Inter / Roboto) */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --font-size-h1: clamp(2.25rem, 5vw, 3.75rem);
  --font-size-h2: clamp(1.75rem, 4vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 3vw, 1.75rem);
  --font-size-body: 1rem;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --font-weight-black: 900;

  --line-height-tight: 1.15;
  --line-height-base: 1.6;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Industrial Robotics Geometry - Sharp, Structural Radii */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;
  --radius-full: 9999px;

  /* Shadows & Neon Glows */
  --shadow-subtle: 0 1px 3px rgba(18, 18, 18, 0.06);
  --shadow-sm: 0 2px 4px rgba(18, 18, 18, 0.08);
  --shadow-md: 0 4px 12px rgba(18, 18, 18, 0.1);
  --shadow-lg: 0 12px 24px rgba(18, 18, 18, 0.14);
  --shadow-xl: 0 20px 32px rgba(18, 18, 18, 0.18);
  --shadow-neon: 0 4px 20px rgba(255, 69, 0, 0.35);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Layout */
  --container-max-width: 1200px;

  /* Z-index */
  --z-header: 100;
  --z-whatsapp: 150;
  --z-modal: 200;
  --z-overlay: 300;
}