/*
Developed by Rodrigo Henríquez M. <r@intellicore.cl>
Intellicore TI SpA - 2025
Licensed under Business Source License 1.1

CorePlexML Design Tokens
========================
Unified design system for consistent corporate UI.
This file should be loaded BEFORE all other CSS files.
*/

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */
:root {
    /* Font Families */
    --font-family-base: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    /* Font Weights - Montserrat scale */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Font Sizes - Modular scale (1.125) */
    --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 */

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;

    /* Letter Spacing */
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;
}

/* ============================================================================
   COLOR PALETTE - Tailwind-inspired Corporate Colors
   ============================================================================ */
:root {
    /* Primary - Corporate Blue */
    --color-primary-50: #eff6ff;
    --color-primary-100: #dbeafe;
    --color-primary-200: #bfdbfe;
    --color-primary-300: #93c5fd;
    --color-primary-400: #60a5fa;
    --color-primary-500: #3b82f6;
    --color-primary-600: #2563eb;
    --color-primary-700: #1d4ed8;
    --color-primary-800: #1e40af;
    --color-primary-900: #1e3a8a;

    /* Success - Green */
    --color-success-50: #ecfdf5;
    --color-success-100: #d1fae5;
    --color-success-200: #a7f3d0;
    --color-success-300: #6ee7b7;
    --color-success-400: #34d399;
    --color-success-500: #10b981;
    --color-success-600: #059669;
    --color-success-700: #047857;
    --color-success-800: #065f46;
    --color-success-900: #064e3b;

    /* Danger - Red */
    --color-danger-50: #fef2f2;
    --color-danger-100: #fee2e2;
    --color-danger-200: #fecaca;
    --color-danger-300: #fca5a5;
    --color-danger-400: #f87171;
    --color-danger-500: #ef4444;
    --color-danger-600: #dc2626;
    --color-danger-700: #b91c1c;
    --color-danger-800: #991b1b;
    --color-danger-900: #7f1d1d;

    /* Warning - Amber */
    --color-warning-50: #fffbeb;
    --color-warning-100: #fef3c7;
    --color-warning-200: #fde68a;
    --color-warning-300: #fcd34d;
    --color-warning-400: #fbbf24;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;
    --color-warning-700: #b45309;
    --color-warning-800: #92400e;
    --color-warning-900: #78350f;

    /* Info - Cyan */
    --color-info-50: #ecfeff;
    --color-info-100: #cffafe;
    --color-info-200: #a5f3fc;
    --color-info-300: #67e8f9;
    --color-info-400: #22d3ee;
    --color-info-500: #06b6d4;
    --color-info-600: #0891b2;
    --color-info-700: #0e7490;
    --color-info-800: #155e75;
    --color-info-900: #164e63;

    /* Neutral - Gray (Slate) */
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --color-gray-950: #020617;
}

/* ============================================================================
   SEMANTIC COLORS - Light Theme (Default)
   ============================================================================ */
:root {
    /* Backgrounds */
    --color-background: #ffffff;
    --color-background-secondary: var(--color-gray-50);
    --color-background-tertiary: var(--color-gray-100);
    --color-surface: #ffffff;
    --color-surface-elevated: #ffffff;

    /* Content Background */
    --content-background: var(--color-gray-50);

    /* Text Colors */
    --color-text-primary: var(--color-gray-900);
    --color-text-secondary: var(--color-gray-600);
    --color-text-tertiary: var(--color-gray-500);
    --color-text-muted: var(--color-gray-400);
    --color-text-inverse: #ffffff;

    /* Border Colors */
    --color-border: var(--color-gray-200);
    --color-border-light: var(--color-gray-100);
    --color-border-dark: var(--color-gray-300);
    --color-border-focus: var(--color-primary-500);

    /* Semantic Action Colors */
    --primary-color: var(--color-primary-600);
    --primary-color-hover: var(--color-primary-700);
    --primary-color-active: var(--color-primary-800);

    --secondary-color: var(--color-success-600);
    --secondary-color-hover: var(--color-success-700);

    --danger-color: var(--color-danger-500);
    --danger-color-hover: var(--color-danger-600);

    --warning-color: var(--color-warning-500);
    --warning-color-hover: var(--color-warning-600);

    --info-color: var(--color-info-500);
    --info-color-hover: var(--color-info-600);

    --success-color: var(--color-success-500);
    --success-color-hover: var(--color-success-600);

    /* Component Colors */
    --dark-color: var(--color-gray-900);
    --light-color: var(--color-gray-50);
    --gray-color: var(--color-gray-500);

    /* Sidebar */
    --sidebar-bg: var(--color-gray-900);
    --sidebar-text: var(--color-gray-100);
    --sidebar-hover: var(--color-gray-800);
    --sidebar-active: var(--color-primary-600);
}

/* ============================================================================
   SEMANTIC COLORS - Dark Theme
   ============================================================================ */
[data-theme="dark"] {
    /* Backgrounds */
    --color-background: var(--color-gray-950);
    --color-background-secondary: var(--color-gray-900);
    --color-background-tertiary: var(--color-gray-800);
    --color-surface: var(--color-gray-900);
    --color-surface-elevated: var(--color-gray-800);

    /* Content Background */
    --content-background: var(--color-gray-900);

    /* Text Colors */
    --color-text-primary: var(--color-gray-50);
    --color-text-secondary: var(--color-gray-300);
    --color-text-tertiary: var(--color-gray-400);
    --color-text-muted: var(--color-gray-500);
    --color-text-inverse: var(--color-gray-900);

    /* Border Colors */
    --color-border: var(--color-gray-700);
    --color-border-light: var(--color-gray-800);
    --color-border-dark: var(--color-gray-600);
    --color-border-focus: var(--color-primary-400);

    /* Semantic Action Colors - slightly lighter for dark mode */
    --primary-color: var(--color-primary-500);
    --primary-color-hover: var(--color-primary-400);
    --primary-color-active: var(--color-primary-300);

    --secondary-color: var(--color-success-500);
    --secondary-color-hover: var(--color-success-400);

    --danger-color: var(--color-danger-400);
    --danger-color-hover: var(--color-danger-300);

    --warning-color: var(--color-warning-400);
    --warning-color-hover: var(--color-warning-300);

    --info-color: var(--color-info-400);
    --info-color-hover: var(--color-info-300);

    --success-color: var(--color-success-400);
    --success-color-hover: var(--color-success-300);

    /* Component Colors - NOT swapped, use semantic vars for theme-aware colors */
    --dark-color: var(--color-gray-900);
    --light-color: var(--color-gray-100);
    --gray-color: var(--color-gray-400);

    /* Sidebar */
    --sidebar-bg: var(--color-gray-950);
    --sidebar-text: var(--color-gray-200);
    --sidebar-hover: var(--color-gray-800);
    --sidebar-active: var(--color-primary-500);
}

/* ============================================================================
   SPACING SCALE
   ============================================================================ */
:root {
    --spacing-0: 0;
    --spacing-1: 0.25rem;   /* 4px */
    --spacing-2: 0.5rem;    /* 8px */
    --spacing-3: 0.75rem;   /* 12px */
    --spacing-4: 1rem;      /* 16px */
    --spacing-5: 1.25rem;   /* 20px */
    --spacing-6: 1.5rem;    /* 24px */
    --spacing-8: 2rem;      /* 32px */
    --spacing-10: 2.5rem;   /* 40px */
    --spacing-12: 3rem;     /* 48px */
    --spacing-16: 4rem;     /* 64px */
    --spacing-20: 5rem;     /* 80px */
    --spacing-24: 6rem;     /* 96px */
}

/* ============================================================================
   BORDER RADIUS
   ============================================================================ */
:root {
    --radius-none: 0;
    --radius-sm: 0.125rem;  /* 2px */
    --radius-md: 0.375rem;  /* 6px */
    --radius-lg: 0.5rem;    /* 8px */
    --radius-xl: 0.75rem;   /* 12px */
    --radius-2xl: 1rem;     /* 16px */
    --radius-full: 9999px;
}

/* ============================================================================
   SHADOWS
   ============================================================================ */
:root {
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);

    /* Legacy variable for backward compatibility */
    --card-shadow: var(--shadow-md);
}

[data-theme="dark"] {
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.2);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.3), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.3), 0 8px 10px -6px rgb(0 0 0 / 0.3);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.5);
    --card-shadow: var(--shadow-md);
}

/* ============================================================================
   TRANSITIONS
   ============================================================================ */
:root {
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;
}

/* ============================================================================
   Z-INDEX SCALE
   ============================================================================ */
:root {
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-toast: 800;
}

/* ============================================================================
   LAYOUT
   ============================================================================ */
:root {
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 70px;
    --header-height: 60px;
    --container-max-width: 1280px;
}

/* ============================================================================
   BASE TYPOGRAPHY RESET
   ============================================================================ */
html {
    font-family: var(--font-family-base);
    font-size: 16px;
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-primary);
    background-color: var(--content-background);
}

/* Code elements */
code, kbd, pre, samp {
    font-family: var(--font-family-mono);
}