/**
 * Workshopr.io Design Tokens
 * Single source of truth for all design values
 * Load this file FIRST before all other CSS
 */

:root {
  /* ========================================
     BRAND COLORS
     ======================================== */

  /* Primary - Teal (main brand color) */
  --color-brand-primary: #00887A;
  --color-brand-primary-hover: #006B5E;
  --color-brand-primary-dark: #005549;
  --color-brand-primary-darker: #00574C;
  --color-brand-primary-light: #00A895;

  /* Secondary - Orange (accent color) */
  --color-brand-secondary: #F59E0B;
  --color-brand-secondary-hover: #D97706;
  --color-brand-secondary-dark: #B45309;

  /* Brand Gradients */
  --gradient-brand-primary: linear-gradient(135deg, #00887A 0%, #006B5E 100%);
  --gradient-brand-hover: linear-gradient(135deg, #006B5E 0%, #005549 100%);
  --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);

  /* ========================================
     CATEGORY COLORS (Source: Database - categories table)
     IMPORTANT: These match the database colors.color column
     ======================================== */

  /* Core Categories */
  --color-category-design: #00695C;
  --color-category-design-thinking: #1565C0;
  --color-category-design-execution: #388E3C;
  --color-category-design-facilitation: #00838F;
  --color-category-design-systems: #388E3C;

  /* Strategy & Planning */
  --color-category-strategy: #7B1FA2;
  --color-category-content-strategy: #6750A4;
  --color-category-manifestos-principles: #6200ee;
  --color-category-systemic-design: #4D00FF;

  /* Innovation & Creativity */
  --color-category-innovation: #7D5260;
  --color-category-ideation-creativity: #f5a442;

  /* Research & Analysis */
  --color-category-research: #0288D1;
  --color-category-evaluation-testing: #F44336;

  /* Team & Collaboration */
  --color-category-team-building: #e91e63;
  --color-category-team-collaboration: #b342f5;
  --color-category-facilitation: #efefef;
  --color-category-remote-focused: #BF0760;

  /* Service & Specialized Design */
  --color-category-service-design-tools: #00D2E6;
  --color-category-specialized-design: #689F38;

  /* Framework-Specific */
  --color-category-18f-decide: #004C17;
  --color-category-18f-discover: #4C0000;
  --color-category-18f-make: #DC2626;
  --color-category-18f-validate: #C2185B;
  --color-category-ideo-general: #E53935;
  --color-category-ideo-ideation: #C62828;
  --color-category-ideo-implementation: #D32F2F;
  --color-category-ideo-inspiration: #C62828;
  --color-category-luma-looking: #1565C0;
  --color-category-luma-making: #1976D2;
  --color-category-luma-understanding: #2196F3;

  /* Company/Organization */
  --color-category-atlassian: #CCC900;
  --color-category-actionable-futures: #CC0000;

  /* ========================================
     UI COLORS
     ======================================== */

  /* ========================================
     GRAY SCALE (Laravel/Tailwind Style)
     Base application colors for text, backgrounds, and borders
     ======================================== */

  /* Gray 50-900 Scale */
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

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

  /* Zinc Scale (neutral gray) */
  --color-zinc-50: #fafafa;
  --color-zinc-100: #f4f4f5;
  --color-zinc-200: #e4e4e7;
  --color-zinc-300: #d4d4d8;
  --color-zinc-400: #a1a1aa;
  --color-zinc-500: #71717a;
  --color-zinc-600: #52525b;
  --color-zinc-700: #3f3f46;
  --color-zinc-800: #27272a;
  --color-zinc-900: #18181b;

  /* Base Colors */
  --color-white: #ffffff;
  --color-black: #000000;

  /* Backgrounds */
  --color-background: var(--color-white);
  --color-background-subtle: var(--color-gray-50);
  --color-background-light: var(--color-gray-100);
  --color-background-lighter: var(--color-gray-200);
  --color-background-dark: var(--color-gray-900);
  --color-surface: var(--color-white);
  --color-surface-raised: var(--color-white);

  /* Text Colors (using gray scale) */
  --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-disabled: var(--color-gray-300);
  --color-text-on-dark: var(--color-white);
  --color-text-on-primary: var(--color-white);

  /* Legacy text colors (for backwards compatibility) */
  --color-text-primary-dark: var(--color-gray-800);
  --color-text-primary-darker: var(--color-gray-700);
  --color-text-primary-darkest: var(--color-gray-900);
  --color-text-secondary-dark: var(--color-gray-700);
  --color-text-secondary-light: var(--color-gray-500);

  /* Interactive States */
  --color-interactive-primary: #00887A;
  --color-interactive-primary-hover: #006B5E;
  --color-interactive-primary-active: #005549;
  --color-interactive-secondary: #F59E0B;
  --color-interactive-secondary-hover: #D97706;
  --color-interactive-favorite: #e91e63;
  --color-interactive-favorite-hover: #c2185b;

  /* Semantic Colors */
  --color-success: #4CAF50;
  --color-success-hover: #45a049;
  --color-success-light: #E8F5E9;
  --color-warning: #F59E0B;
  --color-warning-light: #FEF3C7;
  --color-danger: #E53E3E;
  --color-danger-hover: #dc2626;
  --color-danger-light: #FEE2E2;
  --color-info: #3B82F6;
  --color-info-light: #DBEAFE;

  /* Link Colors - RED for all text links */
  --color-link-primary: #dc2626;        /* Red default */
  --color-link-primary-hover: #b91c1c;  /* Darker red on hover */
  --color-link-visited: #991b1b;        /* Even darker red for visited */
  --color-link-secondary: var(--color-brand-primary);  /* Teal for secondary links (if needed) */

  /* Border Colors (using gray scale) */
  --color-border: var(--color-gray-200);
  --color-border-light: var(--color-gray-100);
  --color-border-subtle: var(--color-gray-200);
  --color-border-medium: var(--color-gray-300);
  --color-border-dark: var(--color-gray-600);
  --color-border-focus: var(--color-interactive-primary);

  /* Overlay Colors */
  --color-overlay-modal: rgba(0, 0, 0, 0.5);
  --color-overlay-light: rgba(0, 0, 0, 0.3);
  --color-overlay-dark: rgba(0, 0, 0, 0.7);

  /* Button-Specific Colors */
  --color-button-secondary-text: var(--color-gray-600);     /* ADA Compliant */
  --color-button-secondary-border: var(--color-gray-300);
  --color-button-secondary-hover-text: var(--color-gray-700);
  --color-button-secondary-hover-bg: var(--color-gray-50);
  --color-button-secondary-hover-border: var(--color-gray-400);

  /* ========================================
     TYPOGRAPHY SCALE (Minor Third - 1.200)
     ======================================== */

  --font-size-xs: 0.694rem;    /* 11.1px */
  --font-size-sm: 0.833rem;    /* 13.3px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-md: 1.2rem;      /* 19.2px */
  --font-size-lg: 1.44rem;     /* 23px */
  --font-size-xl: 1.728rem;    /* 27.6px */
  --font-size-2xl: 2.074rem;   /* 33.2px */
  --font-size-3xl: 2.488rem;   /* 39.8px */
  --font-size-4xl: 2.986rem;   /* 47.8px */

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

  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

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

  /* ========================================
     SPACING SCALE (Base 4px)
     ======================================== */

  --space-0: 0;
  --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-7: 1.75rem;   /* 28px */
  --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 SCALE
     ======================================== */

  --radius-none: 0;
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-2xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;  /* Pill/circle shape */

  /* ========================================
     SHADOWS
     ======================================== */

  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

  /* Component-Specific Shadows */
  --shadow-button: 0 2px 8px rgba(0, 136, 122, 0.3);
  --shadow-button-hover: 0 4px 12px rgba(0, 136, 122, 0.4);
  --shadow-modal: 0 24px 48px rgba(0, 0, 0, 0.25), 0 8px 16px rgba(0, 0, 0, 0.15);
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.15);

  /* ========================================
     TRANSITIONS & ANIMATIONS
     ======================================== */

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slowest: 500ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Easing Functions */
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* ========================================
     COMPONENT-SPECIFIC TOKENS
     ======================================== */

  /* Buttons */
  --button-padding: 12px 24px;
  --button-padding-sm: 8px 16px;
  --button-padding-lg: 16px 32px;
  --button-min-height: 44px;
  --button-gap: 8px;
  --button-icon-size: 18px;
  --button-border-radius: var(--radius-md);

  /* Modals */
  --modal-max-width: 525px;
  --modal-max-height: 80vh;
  --modal-padding-header: 20px 24px;
  --modal-padding-content: 24px;
  --modal-padding-footer: 20px 24px;
  --modal-avatar-size: 40px;
  --modal-border-radius: 20px;
  --modal-header-border-radius: 20px 20px 0 0;

  /* Cards */
  --card-width: 325px;
  --card-height: 225px;
  --card-padding: 20px;
  --card-gap: 24px;
  --card-border-radius: var(--radius-xl);
  --card-dashboard-border-radius: 16px;

  /* Forms */
  --input-padding: 12px 16px;
  --input-border-width: 2px;
  --label-margin-bottom: 8px;
  --form-group-margin: 20px;
  --input-border-radius: var(--radius-md);

  /* ========================================
     ACCESSIBILITY & INTERACTION
     ======================================== */

  /* Minimum Touch Targets */
  --touch-target-min: 44px;
  --touch-target-comfortable: 48px;

  /* Focus Ring */
  --focus-ring-width: 3px;
  --focus-ring-offset: 2px;
  --focus-ring-color: var(--color-interactive-primary);

  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;

  /* ========================================
     BREAKPOINTS (for reference in JS)
     ======================================== */

  --breakpoint-sm: 480px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;

  /* ========================================
     LAYOUT & GRID
     ======================================== */

  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;

  --grid-gap: var(--space-6);
  --grid-gap-sm: var(--space-4);
  --grid-gap-lg: var(--space-8);
}

/* ========================================
   ACCESSIBILITY: REDUCED MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
    --transition-slowest: 0ms;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   DARK MODE TOKENS (future-ready)
   ======================================== */

@media (prefers-color-scheme: dark) {
  :root {
    /* Dark mode uses inverted gray scale */
    --color-background: var(--color-gray-900);
    --color-background-subtle: var(--color-gray-800);
    --color-background-light: var(--color-gray-800);
    --color-background-lighter: var(--color-gray-700);
    --color-surface: var(--color-gray-800);
    --color-surface-raised: var(--color-gray-700);

    /* Dark mode text colors */
    --color-text-primary: var(--color-gray-50);
    --color-text-secondary: var(--color-gray-400);
    --color-text-tertiary: var(--color-gray-500);
    --color-text-muted: var(--color-gray-600);

    /* Dark mode borders */
    --color-border: var(--color-gray-700);
    --color-border-light: var(--color-gray-800);
    --color-border-subtle: var(--color-gray-700);
    --color-border-medium: var(--color-gray-600);
  }
}