/* ============================================================
   Pedyo – tokens.css
   Design tokens: colours, typography, spacing, shadows, radii
   ============================================================ */

:root {
  /* ── Brand colours ── */
  --pedyo-green:        #157A5A;
  --pedyo-green-dark:   #0D5C44;
  --pedyo-gold:         #F4B942;
  --pedyo-gold-dark:    #D9A030;
  --pedyo-charcoal:     #17252A;
  --pedyo-background:   #F7FAF8;
  --pedyo-blue:         #2878B5;

  /* ── Neutral palette ── */
  --color-white:        #FFFFFF;
  --color-grey-50:      #F9FAFB;
  --color-grey-100:     #F3F4F6;
  --color-grey-200:     #E5E7EB;
  --color-grey-300:     #D1D5DB;
  --color-grey-400:     #9CA3AF;
  --color-grey-500:     #6B7280;
  --color-grey-600:     #4B5563;
  --color-grey-700:     #374151;
  --color-grey-800:     #1F2937;
  --color-grey-900:     #111827;

  /* ── Semantic colours ── */
  --color-success:      #157A5A;
  --color-success-bg:   #ECFDF5;
  --color-warning:      #D97706;
  --color-warning-bg:   #FFFBEB;
  --color-error:        #DC2626;
  --color-error-bg:     #FEF2F2;
  --color-info:         #2878B5;
  --color-info-bg:      #EFF6FF;

  /* ── Status colours ── */
  --status-draft-color:     #6B7280;
  --status-draft-bg:        #F3F4F6;
  --status-pending-color:   #D97706;
  --status-pending-bg:      #FFFBEB;
  --status-approved-color:  #157A5A;
  --status-approved-bg:     #ECFDF5;
  --status-rejected-color:  #DC2626;
  --status-rejected-bg:     #FEF2F2;
  --status-suspended-color: #7C3AED;
  --status-suspended-bg:    #F5F3FF;

  /* ── Typography ── */
  --font-family-base:   'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont,
                        'Helvetica Neue', Arial, sans-serif;
  --font-family-mono:   'Courier New', Courier, monospace;

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

  --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-snug:   1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed:1.625;

  /* ── 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 */

  /* ── Border radius ── */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-xs:  0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-sm:  0 1px 3px 0 rgba(0,0,0,0.10), 0 1px 2px -1px rgba(0,0,0,0.10);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,0.10), 0 2px 4px -2px rgba(0,0,0,0.10);
  --shadow-lg:  0 10px 15px -3px rgba(0,0,0,0.10), 0 4px 6px -4px rgba(0,0,0,0.10);
  --shadow-xl:  0 20px 25px -5px rgba(0,0,0,0.10), 0 8px 10px -6px rgba(0,0,0,0.10);

  /* ── Transitions ── */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* ── Layout ── */
  --container-sm:   640px;
  --container-md:   768px;
  --container-lg:   1024px;
  --container-xl:   1280px;
  --container-2xl:  1440px;

  --nav-height:     64px;
  --sidebar-width:  260px;

  /* ── Z-index scale ── */
  --z-below:    -1;
  --z-base:      0;
  --z-raised:   10;
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-overlay:  300;
  --z-modal:    400;
  --z-toast:    500;
}