/* ==========================================================================
   ALEYA SAAS DESIGN SYSTEM — DESIGN TOKENS
   Hybrid: 65% Premium Minimal SaaS + 25% Neo-Brutalism + 10% Enterprise Tech UI
   ========================================================================== */

:root {
  /* --------------------------------------------------------------------------
     Core Palette (User Guidelines)
     -------------------------------------------------------------------------- */
  --color-navy: #142B4A;               /* Deep Navy: Headings, Nav, Primary Buttons, Focal Blocks */
  --color-navy-dark: #0D1C30;          /* Darkened Navy for Active / Deep States */
  --color-navy-light: #1E3E6B;         /* Soft Navy */
  --color-soft-white: #F7F8FA;         /* Soft White Canvas / Alternating Sections */
  --color-white: #FFFFFF;              /* Pure White Surfaces & Cards */
  --color-teal: #00A6A6;               /* Teal Accent: Links, Interactive Accents, Brand Badges */
  --color-teal-hover: #008787;         /* Hover Teal */
  --color-teal-light: #EBF8F8;         /* Subtle Teal Background Tint */
  --color-lime: #D9FF66;               /* Lime Highlight: Neo-Brutalist Callouts & Badges */
  --color-lime-dark: #C2EB44;          /* Border for Lime Accents */

  /* Neutral Spectrum */
  --color-text-primary: #182230;       /* Primary Text: High Legibility Dark Neutral */
  --color-text-secondary: #667085;     /* Secondary Text: Refined Slate Gray */
  --color-text-muted: #98A2B3;         /* Muted Text / Captions */
  --border-color: #D0D5DD;             /* Refined Subtle Border (Linear / Stripe Standard) */
  --border-subtle: #EAECF0;            /* Extra Subtle Table & Inner Dividers */
  --border-brutal: #142B4A;            /* Confident 25% Neo-Brutalist Border */

  /* Aliases for Existing Templates & Full Backwards Compatibility */
  --color-brand-primary: var(--color-navy);
  --color-brand-hover: var(--color-navy-dark);
  --color-brand-light: var(--color-teal-light);
  --color-brand-accent: var(--color-teal);
  --color-brand-accent-hover: var(--color-teal-hover);
  --color-brand-teal: var(--color-teal);
  --color-brand-lime: var(--color-lime);

  --color-dark-900: var(--color-navy);
  --color-dark-800: #0E1E33;
  --color-dark-700: #193252;
  --color-gray-600: var(--color-text-secondary);
  --color-gray-500: var(--color-text-secondary);
  --color-gray-400: var(--color-text-muted);
  --color-gray-200: var(--border-color);
  --color-gray-100: var(--color-soft-white);
  --color-gray-50: #FAFAFC;

  /* Semantic State Colors */
  --color-success: #039855;
  --color-success-bg: #ECFDF3;
  --color-success-border: #A6F4C5;
  --color-warning: #D97706;
  --color-warning-bg: #FFFBEB;
  --color-warning-border: #FEDF89;
  --color-danger: #D92D20;
  --color-danger-bg: #FEF3F2;
  --color-danger-border: #FECDCA;

  /* --------------------------------------------------------------------------
     Typography (Inter - Linear & Stripe Precision)
     -------------------------------------------------------------------------- */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, Menlo, monospace;

  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */

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

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.7;

  /* --------------------------------------------------------------------------
     Borders & Neo-Brutalist Offset Shadows (Controlled & Refined)
     -------------------------------------------------------------------------- */
  --border-width-thin: 1px;
  --border-width-thick: 1.5px;
  --border-medium: var(--border-color);

  /* Elevation: Clean Linear Shadow + 25% Selective Brutalist Hard Shadow */
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 4px 8px -2px rgba(16, 24, 40, 0.06), 0 2px 4px -2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 12px 16px -4px rgba(16, 24, 40, 0.08), 0 4px 6px -2px rgba(16, 24, 40, 0.03);

  --shadow-neo-sm: 2px 2px 0px var(--color-navy);
  --shadow-neo: 3px 3px 0px var(--color-navy);
  --shadow-neo-lg: 4px 4px 0px var(--color-navy);
  --shadow-neo-teal: 3px 3px 0px var(--color-teal);
  --shadow-neo-lime: 3px 3px 0px var(--color-lime);

  /* Corner Radii (Small, crisp, professional - avoiding childish oversized blobs) */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* 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 */

  /* Layout Containers */
  --container-max-width: 1200px;
  --container-narrow: 840px;
  --container-wide: 1360px;
  --header-height: 72px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}