:root {
  /* === BACKGROUNDS === */
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1e1e1e;
  --bg-products: #ffffff;

  /* === CHROME / SILVER === */
  --chrome: #c8c8c8;
  --chrome-light: #e8e8e8;
  --chrome-dark: #888888;
  --chrome-gradient: linear-gradient(
    135deg,
    #7a7a7a 0%,
    #d0d0d0 25%,
    #f0f0f0 50%,
    #b0b0b0 75%,
    #6e6e6e 100%
  );
  --chrome-gradient-text: linear-gradient(
    135deg,
    #aaa 0%,
    #eee 40%,
    #fff 55%,
    #bbb 75%,
    #888 100%
  );

  /* === BRAND ACCENTS === */
  --accent-trade: #4a7fa5;
  --accent-trade-light: #6aafd8;
  --accent-metal: #8a8a8a;
  --accent-metal-light: #b5b5b5;

  /* === TEXT === */
  --text-primary: #f0f0f0;
  --text-secondary: #b0b0b0;
  --text-muted: #666666;
  --text-dark: #1a1a1a;

  /* === BORDERS === */
  --border-subtle: rgba(200, 200, 200, 0.1);
  --border-chrome: rgba(200, 200, 200, 0.25);
  --border-chrome-hover: rgba(200, 200, 200, 0.5);

  /* === SHADOWS === */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.8);
  --shadow-chrome: 0 0 20px rgba(200, 200, 200, 0.08);
  --shadow-chrome-hover: 0 0 40px rgba(200, 200, 200, 0.15);

  /* === TYPOGRAPHY === */
  --font-primary: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  --font-secondary: 'Raleway', 'Segoe UI', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-4xl: 3.5rem;

  /* === SPACING === */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;

  /* === TRANSITIONS === */
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* === LAYOUT === */
  --header-height: 72px;
  --header-height-main: 88px;
  --container-max: 1280px;
  --container-wide: 1440px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}