/* ============================================
   ATAMAP ASSOCIATES — Design Tokens
   ============================================ */

:root {
  /* Color Palette — Institutional Dark */
  --color-navy-900: #0a0e1a;
  --color-navy-800: #111827;
  --color-navy-700: #1a2234;
  --color-navy-600: #243049;
  --color-graphite-500: #374151;
  --color-steel-400: #6b7280;
  --color-steel-300: #9ca3af;
  --color-silver-200: #e5e7eb;
  --color-silver-100: #f3f4f6;
  --color-white: #f9fafb;
  --color-pure-white: #ffffff;

  /* Accent — Restrained Gold */
  --color-accent: #c8a45c;
  --color-accent-hover: #d4b36a;
  --color-accent-dim: rgba(200, 164, 92, 0.15);

  /* Semantic */
  --color-danger: #dc2626;
  --color-success: #16a34a;
  --color-info: #3b82f6;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, 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: 2.5rem;
  --font-size-4xl: 3rem;
  --font-size-5xl: 3.5rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.25;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  --letter-spacing-tight: -0.025em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.1em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-wide: 1400px;
  --grid-gap: var(--space-6);
  --section-py: var(--space-16);
  --section-px: var(--space-6);

  /* Borders */
  --border-radius-none: 0;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;

  --border-width: 1px;
  --border-color: var(--color-graphite-500);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(200, 164, 92, 0.2);

  /* Transitions — Apple-calibrated Spring */
  --ease-spring-1: cubic-bezier(0.175, 0.885, 0.32, 1.1);
  --ease-spring-2: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --ease-spring-settle: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out-smooth: cubic-bezier(0.16, 1, 0.3, 1);

  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 450ms;
  --duration-gradient: 40s;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  /* Header */
  --header-height: 72px;
}

/* Desktop overrides */
@media (min-width: 768px) {
  :root {
    --section-py: var(--space-20);
    --grid-gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  :root {
    --section-py: var(--space-24);
  }
}