/* ============================================
   Design Tokens - PixelOver "Dark Pixel Craft"
   ============================================ */

:root {
  /* --- Color Palette --- */
  --color-bg-deep: #080b12;
  --color-bg-primary: #0d1117;
  --color-bg-elevated: #151b27;
  --color-bg-card: #1a2233;
  --color-bg-card-hover: #1f2a3e;
  --color-bg-input: #131a28;
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-light: rgba(255, 255, 255, 0.1);

  /* Accent */
  --color-accent: #00d4ff;
  --color-accent-glow: rgba(0, 212, 255, 0.25);
  --color-accent-soft: rgba(0, 212, 255, 0.1);
  --color-accent-hover: #33dfff;

  /* Text */
  --color-text-primary: #e6edf3;
  --color-text-secondary: #8b949e;
  --color-text-muted: #5a6370;
  --color-text-inverse: #0d1117;

  /* Status */
  --color-success: #3fb950;
  --color-error: #f85149;
  --color-warning: #d29922;

  /* --- Typography --- */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', var(--font-body);
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --text-xs: 0.75rem;
  /* 12px */
  --text-sm: 0.875rem;
  /* 14px */
  --text-base: 1rem;
  /* 16px */
  --text-lg: 1.125rem;
  /* 18px */
  --text-xl: 1.25rem;
  /* 20px */
  --text-2xl: 1.5rem;
  /* 24px */
  --text-3xl: 1.875rem;
  /* 30px */
  --text-4xl: 2.25rem;
  /* 36px */
  --text-5xl: 3rem;
  /* 48px */
  --text-6xl: 3.75rem;
  /* 60px */

  --leading-tight: 1.2;
  --leading-normal: 1.6;
  --leading-relaxed: 1.8;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* --- Spacing Scale --- */
  --space-1: 0.25rem;
  /* 4px */
  --space-2: 0.5rem;
  /* 8px */
  --space-3: 0.75rem;
  /* 12px */
  --space-4: 1rem;
  /* 16px */
  --space-5: 1.25rem;
  /* 20px */
  --space-6: 1.5rem;
  /* 24px */
  --space-8: 2rem;
  /* 32px */
  --space-10: 2.5rem;
  /* 40px */
  --space-12: 3rem;
  /* 48px */
  --space-16: 4rem;
  /* 64px */
  --space-20: 5rem;
  /* 80px */
  --space-24: 6rem;
  /* 96px */
  --space-32: 8rem;
  /* 128px */

  /* --- Border Radius --- */
  --radius-sm: 0.375rem;
  /* 6px */
  --radius-md: 0.5rem;
  /* 8px */
  --radius-lg: 0.75rem;
  /* 12px */
  --radius-xl: 1rem;
  /* 16px */
  --radius-2xl: 1.5rem;
  /* 24px */
  --radius-full: 9999px;

  /* --- Shadows --- */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-glow-accent: 0 0 20px var(--color-accent-glow);
  --shadow-glow-cta: 0 0 20px var(--color-cta-glow);

  /* --- Glass effect --- */
  --glass-bg: rgba(26, 34, 51, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 16px;

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Layout --- */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;

  --header-height: 64px;
}