:root {
  color-scheme: light dark;
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --bg-code: #f6f8fa;
  --bg-hover: #f0f2f5;
  --bg-active: #e3e6ea;
  --bg-card: #ffffff;
  --bg-overlay: rgba(0, 0, 0, 0.5);

  --text-primary: #1a1a2e;
  --text-secondary: #495057;
  --text-tertiary: #868e96;
  --text-inverse: #ffffff;
  --text-link: #2563eb;

  --accent-primary: #6c3ce0;
  --accent-secondary: #8b5cf6;
  --accent-light: #ede9fe;
  --accent-glow: rgba(108, 60, 224, 0.3);

  --border-primary: #dee2e6;
  --border-secondary: #e9ecef;
  --border-focus: #6c3ce0;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;

  --z-dropdown: 100;
  --z-modal: 200;
  --z-toast: 300;

  --landing-gradient-start: #0f0a2e;
  --landing-gradient-mid: #1a0e3e;
  --landing-gradient-end: #0d1b3e;
  --landing-particle: rgba(139, 92, 246, 0.6);
  --landing-particle-line: rgba(139, 92, 246, 0.15);

  --scrollbar-track: #f1f1f1;
  --scrollbar-thumb: #c1c1c1;
  --scrollbar-thumb-hover: #a1a1a1;

  --theme-cursor: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><circle cx="16" cy="16" r="6" fill="%236c3ce0" opacity="0.9"/><circle cx="16" cy="16" r="10" stroke="%236c3ce0" stroke-width="2" fill="none" opacity="0.5"/><circle cx="16" cy="16" r="2" fill="white"/></svg>') 16 16, auto;
}

[data-theme="dark"] {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-code: #161b22;
  --bg-hover: #1c2128;
  --bg-active: #282e36;
  --bg-card: #161b22;
  --bg-overlay: rgba(0, 0, 0, 0.7);

  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-tertiary: #6e7681;
  --text-inverse: #0d1117;
  --text-link: #7c8aff;

  --accent-primary: #8b5cf6;
  --accent-secondary: #a78bfa;
  --accent-light: #2d1f4e;
  --accent-glow: rgba(139, 92, 246, 0.4);

  --border-primary: #30363d;
  --border-secondary: #21262d;
  --border-focus: #8b5cf6;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4);

  --landing-gradient-start: #070415;
  --landing-gradient-mid: #0f0625;
  --landing-gradient-end: #05101f;
  --landing-particle: rgba(139, 92, 246, 0.7);
  --landing-particle-line: rgba(139, 92, 246, 0.12);

  --scrollbar-track: #161b22;
  --scrollbar-thumb: #30363d;
  --scrollbar-thumb-hover: #484f58;

  --theme-cursor: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><circle cx="16" cy="16" r="6" fill="%238b5cf6" opacity="0.9"/><circle cx="16" cy="16" r="10" stroke="%238b5cf6" stroke-width="2" fill="none" opacity="0.5"/><circle cx="16" cy="16" r="2" fill="white"/></svg>') 16 16, auto;
}