/* ============================================
   Design Tokens — Mira Landing Page
   ============================================ */

:root {
  /* Primary */
  --color-primary: #6693FC;
  --color-primary-light: #7AA5FF;
  --color-primary-dark: #4A7AE8;
  --gradient-primary: linear-gradient(135deg, #6693FC, #7AA5FF);

  /* Accent */
  --color-accent: #FF6B6B;
  --color-accent-light: #FFA07A;
  --gradient-accent: linear-gradient(135deg, #FF6B6B, #FFA07A);

  /* Sentiment scale (1-6) */
  --sentiment-1: #8E8E93;
  --sentiment-2: #AC8E68;
  --sentiment-3: #A2845E;
  --sentiment-4: #89AC76;
  --sentiment-5: #64A86B;
  --sentiment-6: #34C759;

  /* Surfaces */
  --color-bg: #FAFBFE;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F2F4F8;
  --color-glass: rgba(255, 255, 255, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.3);
  --blur-glass: blur(20px);

  /* Text */
  --color-text: #1A1A2E;
  --color-text-secondary: #6B7280;
  --color-text-tertiary: #9CA3AF;
  --color-text-on-primary: #FFFFFF;

  /* Borders & Shadows */
  --color-border: #E5E7EB;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.1);

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-hero: 3.75rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.15;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --container-max: 1120px;
  --container-narrow: 720px;
  --nav-height: 64px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 600ms;
}

/* ============================================
   Dark Mode Overrides
   ============================================ */

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0F1117;
    --color-surface: #1A1D28;
    --color-surface-alt: #242736;
    --color-glass: rgba(26, 29, 40, 0.78);
    --color-glass-border: rgba(255, 255, 255, 0.08);

    --color-text: #F0F1F5;
    --color-text-secondary: #9CA3AF;
    --color-text-tertiary: #6B7280;

    --color-border: #2D3040;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.5);
  }
}