/* Design tokens — MellowPineLand */
:root {
  /* Brand */
  --pine-900: #0F3B2E;
  --pine-800: #154A3A;
  --pine-700: #1A5F4A;
  --pine-600: #22735A;
  --pine-500: #2A8C6E;
  --pine-400: #4FA586;
  --pine-300: #8FC4B0;
  --pine-200: #C5E1D6;
  --pine-100: #E5F1EC;

  --aurora-500: #2BA8AB;
  --aurora-400: #4FC3C5;
  --aurora-300: #82D6D8;
  --aurora-200: #B8E6E6;
  --aurora-100: #E0F4F4;

  --snow-100: #F0F5F4;
  --snow-50:  #F7FAFC;
  --white:    #FFFFFF;

  --slate-900: #0A1F33;
  --slate-800: #1A2B3D;
  --slate-700: #2A3B4D;
  --slate-600: #4A5A6B;
  --slate-500: #6B7B8C;
  --slate-400: #8B9BAB;
  --slate-300: #B0BBC8;
  --slate-200: #D1DAE2;
  --slate-100: #E8EEF2;

  --amber-700: #B45309;
  --amber-600: #D97706;
  --amber-500: #F59E0B;
  --amber-400: #FBBF24;
  --amber-100: #FEF3C7;

  --danger-700: #B91C1C;
  --danger-500: #DC2626;
  --danger-100: #FEE2E2;

  --success-500: #16A34A;
  --success-100: #DCFCE7;

  /* Semantic */
  --color-bg: var(--snow-50);
  --color-surface: var(--white);
  --color-surface-2: var(--pine-100);
  --color-text: var(--slate-900);
  --color-text-muted: var(--slate-600);
  --color-text-subtle: var(--slate-500);
  --color-border: var(--slate-200);
  --color-border-strong: var(--slate-300);
  --color-primary: var(--pine-700);
  --color-primary-hover: var(--pine-800);
  --color-accent: var(--aurora-400);
  --color-win: var(--amber-500);
  --color-loss: var(--slate-500);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'SF Mono', 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;
  --fs-6xl: 3.75rem;

  /* Spacing (4px base) */
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.25rem;
  --s-6: 1.5rem;
  --s-8: 2rem;
  --s-10: 2.5rem;
  --s-12: 3rem;
  --s-16: 4rem;
  --s-20: 5rem;
  --s-24: 6rem;
  --s-32: 8rem;

  /* Radius */
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-2xl: 24px;
  --r-full: 9999px;

  /* Shadow */
  --shadow-sm: 0 1px 2px 0 rgba(10, 31, 51, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(10, 31, 51, 0.08), 0 2px 4px -1px rgba(10, 31, 51, 0.04);
  --shadow-lg: 0 10px 20px -3px rgba(10, 31, 51, 0.10), 0 4px 8px -2px rgba(10, 31, 51, 0.05);
  --shadow-xl: 0 20px 40px -4px rgba(10, 31, 51, 0.12), 0 8px 16px -4px rgba(10, 31, 51, 0.06);
  --shadow-glow: 0 0 0 4px rgba(79, 195, 197, 0.18);
  --shadow-inset: inset 0 2px 4px 0 rgba(10, 31, 51, 0.06);

  /* Layout */
  --container-max: 1200px;
  --container-px: 1.25rem;
  --header-h: 64px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --d-fast: 150ms;
  --d-base: 220ms;
  --d-slow: 360ms;

  /* Z-index */
  --z-base: 1;
  --z-sticky: 100;
  --z-overlay: 1000;
  --z-modal: 1100;
  --z-toast: 1200;
}

@media (min-width: 768px) {
  :root {
    --container-px: 2rem;
    --header-h: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --d-fast: 0ms;
    --d-base: 0ms;
    --d-slow: 0ms;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}