/* assets/css/variables.css */
/* Emocom Brand Colors & Design System */

:root {
  /* === BRAND COLORS === */
  --color-primary: #0066CC;           /* Emocom Blue - main brand color */
  --color-primary-dark: #003D7A;      /* Deep blue for hovers/accents */
  --color-primary-light: #4A90E2;     /* Light blue for backgrounds */
  --color-secondary: #00A651;         /* Success Green (Nigeria-inspired) */
  --color-secondary-dark: #008040;    /* Dark green for hovers */
  --color-secondary-light: #4BC978;   /* Light green for accents */
  
  /* === NEUTRAL COLORS === */
  --color-white: #FFFFFF;
  --color-background: #F8FAFC;        /* Clean background */
  --color-background-alt: #F1F5F9;    /* Alternative background */
  --color-text-primary: #1E293B;      /* Main text color */
  --color-text-secondary: #64748B;    /* Secondary text */
  --color-text-light: #94A3B8;        /* Light text/placeholders */
  --color-border: #E2E8F0;            /* Borders and dividers */
  --color-border-light: #F1F5F9;      /* Light borders */
  
  /* === STATUS COLORS === */
  --color-success: #00A651;
  --color-warning: #F59E0B;
  --color-error: #DC2626;
  --color-info: #0066CC;
  
  /* === GRADIENTS === */
  --gradient-primary: linear-gradient(135deg, #0066CC 0%, #003D7A 100%);
  --gradient-secondary: linear-gradient(135deg, #00A651 0%, #008040 100%);
  --gradient-hero: linear-gradient(135deg, #0066CC 0%, #003D7A 50%, #00A651 100%);
  --gradient-card: linear-gradient(145deg, #FFFFFF 0%, #F8FAFC 100%);
  
  /* === TYPOGRAPHY === */
  --font-family-primary: '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', 'Fira Code', 'Consolas', monospace;
  
  /* Font Sizes - Mobile First */
  --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 Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* === SPACING === */
  --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 */
  --space-32: 8rem;     /* 128px */
  
  /* === LAYOUT === */
  --container-max-width: 1280px;
  --container-padding: var(--space-4);
  --header-height: 80px;
  --section-padding-y: var(--space-20);
  
  /* === BORDER RADIUS === */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-2xl: 1rem;      /* 16px */
  --radius-3xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;   /* Circular */
  
  /* === SHADOWS === */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --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-colored: 0 10px 25px -5px rgb(0 102 204 / 0.2);
  
  /* === ANIMATIONS === */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  --transition-bounce: 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Animation Durations */
  --duration-75: 75ms;
  --duration-100: 100ms;
  --duration-150: 150ms;
  --duration-200: 200ms;
  --duration-300: 300ms;
  --duration-500: 500ms;
  --duration-700: 700ms;
  --duration-1000: 1000ms;
  
  /* === Z-INDEX LAYERS === */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* === DARK MODE VARIABLES === */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0F172A;
    --color-background-alt: #1E293B;
    --color-text-primary: #F8FAFC;
    --color-text-secondary: #CBD5E1;
    --color-text-light: #64748B;
    --color-border: #334155;
    --color-border-light: #1E293B;
  }
}

/* === RESPONSIVE BREAKPOINTS === */
/* These are used in media queries */
/*
  Mobile: 320px - 768px
  Tablet: 769px - 1024px  
  Desktop: 1025px+
  
  --breakpoint-sm: 640px
  --breakpoint-md: 768px
  --breakpoint-lg: 1024px
  --breakpoint-xl: 1280px
  --breakpoint-2xl: 1536px
*/

/* === UTILITY CLASSES === */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* === PRINT STYLES === */
@media print {
  :root {
    --color-primary: #000000;
    --color-text-primary: #000000;
    --color-background: #ffffff;
  }
}















/* ===== EMOCOM BRAND COLORS & DESIGN TOKENS ===== */
/* Professional color palette inspired by technology and trust */

:root {
  /* === PRIMARY BRAND COLORS === */
  --primary-blue: #1e40af;        /* Deep professional blue - main brand color */
  --secondary-blue: #3b82f6;      /* Lighter blue for accents and interactions */
  --accent-orange: #f97316;       /* Vibrant orange for CTAs and highlights */
  --success-green: #10b981;       /* Success states and positive indicators */
  
  /* === NEUTRAL COLORS === */
  --dark-navy: #0f172a;           /* Primary text and headers */
  --medium-gray: #64748b;         /* Secondary text and descriptions */
  --light-gray: #f8fafc;          /* Background sections and cards */
  --border-gray: #e2e8f0;         /* Borders and dividers */
  --white: #ffffff;               /* Pure white for backgrounds */
  
  /* === GRADIENT COMBINATIONS === */
  --gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  --gradient-secondary: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e40af 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
  
  /* === SHADOW SYSTEM === */
  --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);
  
  /* === TYPOGRAPHY SCALE === */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Font Sizes */
  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */
  --text-5xl: 3rem;       /* 48px */
  --text-6xl: 3.75rem;    /* 60px */
  
  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* Line Heights */
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;
  
  /* === SPACING SYSTEM === */
  --space-px: 1px;
  --space-0-5: 0.125rem;  /* 2px */
  --space-1: 0.25rem;     /* 4px */
  --space-1-5: 0.375rem;  /* 6px */
  --space-2: 0.5rem;      /* 8px */
  --space-2-5: 0.625rem;  /* 10px */
  --space-3: 0.75rem;     /* 12px */
  --space-3-5: 0.875rem;  /* 14px */
  --space-4: 1rem;        /* 16px */
  --space-5: 1.25rem;     /* 20px */
  --space-6: 1.5rem;      /* 24px */
  --space-7: 1.75rem;     /* 28px */
  --space-8: 2rem;        /* 32px */
  --space-9: 2.25rem;     /* 36px */
  --space-10: 2.5rem;     /* 40px */
  --space-11: 2.75rem;    /* 44px */
  --space-12: 3rem;       /* 48px */
  --space-14: 3.5rem;     /* 56px */
  --space-16: 4rem;       /* 64px */
  --space-20: 5rem;       /* 80px */
  --space-24: 6rem;       /* 96px */
  --space-28: 7rem;       /* 112px */
  --space-32: 8rem;       /* 128px */
  
  /* === BORDER RADIUS === */
  --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-3xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;
  
  /* === LAYOUT CONSTANTS === */
  --container-max-width: 1200px;
  --container-padding: 2rem;
  --section-padding-y: 5rem;
  --header-height: 80px;
  
  /* === ANIMATION & TRANSITIONS === */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Animation Durations */
  --duration-75: 75ms;
  --duration-100: 100ms;
  --duration-150: 150ms;
  --duration-200: 200ms;
  --duration-300: 300ms;
  --duration-500: 500ms;
  --duration-700: 700ms;
  --duration-1000: 1000ms;
  
  /* Animation Easing Functions */
  --ease-linear: linear;
  --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);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* === COMPONENT SPECIFIC VARIABLES === */
  
  /* Buttons */
  --btn-padding-x: var(--space-6);
  --btn-padding-y: var(--space-3);
  --btn-font-weight: var(--font-semibold);
  --btn-border-radius: var(--radius-lg);
  --btn-transition: all var(--transition-base);
  
  /* Cards */
  --card-padding: var(--space-6);
  --card-border-radius: var(--radius-xl);
  --card-shadow: var(--shadow-md);
  --card-shadow-hover: var(--shadow-lg);
  
  /* Navigation */
  --nav-height: 80px;
  --nav-padding-x: var(--space-8);
  --nav-backdrop-blur: blur(10px);
  
  /* Forms */
  --input-padding-x: var(--space-4);
  --input-padding-y: var(--space-3);
  --input-border-radius: var(--radius-lg);
  --input-border-color: var(--border-gray);
  --input-focus-color: var(--primary-blue);
  
  /* === RESPONSIVE BREAKPOINTS === */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* === 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;
  --z-toast: 1080;
  
  /* === BRAND SPECIFIC TOKENS === */
  
  /* EMOCOM Color Meanings */
  --brand-trust: var(--primary-blue);        /* Trust, reliability, professionalism */
  --brand-innovation: var(--secondary-blue); /* Innovation, technology, progress */
  --brand-energy: var(--accent-orange);      /* Energy, enthusiasm, action */
  --brand-success: var(--success-green);     /* Success, growth, achievement */
  
  /* Content Colors */
  --text-primary: var(--dark-navy);
  --text-secondary: var(--medium-gray);
  --text-muted: #94a3b8;
  --text-on-dark: var(--white);
  --text-on-primary: var(--white);
  --text-on-accent: var(--white);
  
  /* Background Colors */
  --bg-primary: var(--white);
  --bg-secondary: var(--light-gray);
  --bg-muted: #f1f5f9;
  --bg-overlay: rgba(15, 23, 42, 0.8);
  
  /* Interactive States */
  --color-hover-opacity: 0.9;
  --color-active-opacity: 0.8;
  --color-disabled-opacity: 0.5;
  
  /* === PROFESSIONAL GRADIENTS === */
  --gradient-blue-light: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
  --gradient-orange-light: linear-gradient(135deg, #fed7aa 0%, #fdba74 100%);
  --gradient-dark-overlay: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 64, 175, 0.8) 100%);
  --gradient-card-hover: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
  
  /* === ACCESSIBILITY === */
  --focus-ring-color: var(--primary-blue);
  --focus-ring-width: 2px;
  --focus-ring-offset: 2px;
  --focus-ring: 0 0 0 var(--focus-ring-offset) var(--white), 0 0 0 calc(var(--focus-ring-offset) + var(--focus-ring-width)) var(--focus-ring-color);
  
  /* High contrast mode support */
  --border-contrast: var(--border-gray);
  --text-contrast: var(--dark-navy);
  
  /* === MOTION PREFERENCES === */
  --motion-reduce: no-preference;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
  :root {
    --motion-reduce: reduce;
    --transition-fast: 0s;
    --transition-base: 0s;
    --transition-medium: 0s;
    --transition-slow: 0s;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* === DARK MODE SUPPORT (Future Enhancement) === */
@media (prefers-color-scheme: dark) {
  :root {
    /* Dark mode color overrides would go here */
    /* Currently maintaining light theme for brand consistency */
  }
}

/* === PRINT STYLES === */
@media print {
  :root {
    --shadow-xs: none;
    --shadow-sm: none;
    --shadow-md: none;
    --shadow-lg: none;
    --shadow-xl: none;
    --shadow-2xl: none;
    --gradient-primary: none;
    --gradient-secondary: none;
  }
}