/* Design tokens — the single source of truth for color, spacing, radius,
   shadow and type across all four surfaces. Change values here, not in
   individual components. */
:root {
  /* Color */
  --color-primary: #C96F4A;
  --color-primary-dark: #A85A3A;
  --color-primary-light: #F1DCCF;
  --color-secondary: #7D9B76;
  --color-secondary-dark: #62795C;
  --color-secondary-light: #E1EADE;
  --color-accent: #D8A84E;
  --color-accent-light: #F5E6C4;
  --color-background: #FBF7F0;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F5EFE4;
  --color-text: #2F332E;
  --color-muted: #70766D;
  --color-border: #E7DED2;
  --color-success: #4C8A5E;
  --color-success-bg: #E4F1E6;
  --color-danger: #C24A3B;
  --color-danger-bg: #FBE7E3;
  --color-warning: #C98A2E;
  --color-warning-bg: #FBF0DC;
  --color-info: #4A7FA8;
  --color-info-bg: #E4EEF5;
  --color-overlay: rgba(47, 51, 46, 0.45);

  /* Typography */
  --font-base: "Segoe UI", "Nirmala UI", "Latha", system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.375rem;
  --font-size-xl: 1.75rem;
  --font-size-2xl: 2.25rem;
  --line-height-tight: 1.25;
  --line-height-base: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing (4px scale) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 999px;

  /* Shadow — kept subtle per design direction */
  --shadow-sm: 0 1px 2px rgba(47, 51, 46, 0.06);
  --shadow-md: 0 4px 12px rgba(47, 51, 46, 0.08);
  --shadow-lg: 0 12px 28px rgba(47, 51, 46, 0.12);

  /* Motion */
  --duration-fast: 150ms;
  --duration-base: 220ms;
  --duration-slow: 300ms;
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --touch-target: 48px;
  --sidebar-width: 264px;
  --sidebar-width-collapsed: 76px;
  --topbar-height: 64px;
  --bottom-nav-height: 64px;
  --breakpoint-tablet: 768px;
  --breakpoint-desktop: 1024px;

  /* Z-index scale */
  --z-nav: 100;
  --z-overlay: 200;
  --z-modal: 300;
  --z-toast: 400;
}

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