:root {

    --experteeth-primary: #0066CC;
    --experteeth-primary-dark: #0052A3;
    --experteeth-primary-light: #00A8E8;
    --experteeth-primary-hover: #004D99;
    --experteeth-primary-active: #003D7A;
    
    --experteeth-secondary: #0052A3;
    --experteeth-secondary-light: #0066CC;
    --experteeth-accent: #00A8E8;
    --experteeth-accent-light: #33B8F0;
    
    --experteeth-success: #28A745;
    --experteeth-success-light: #D4EDDA;
    --experteeth-success-dark: #155724;
    
    --experteeth-warning: #FFC107;
    --experteeth-warning-light: #FFF3CD;
    --experteeth-warning-dark: #856404;
    
    --experteeth-error: #DC3545;
    --experteeth-error-light: #F8D7DA;
    --experteeth-error-dark: #721C24;
    
    --experteeth-info: #17A2B8;
    --experteeth-info-light: #D1ECF1;
    --experteeth-info-dark: #0C5460;
    

    --experteeth-text-primary: #2c3e50;
    --experteeth-text-secondary: #6c757d;
    --experteeth-text-muted: #999;
    --experteeth-text-inverse: #ffffff;
    
    --experteeth-border: #e9ecef;
    --experteeth-border-light: #f1f3f5;
    --experteeth-border-dark: #dee2e6;
    
    --experteeth-bg: #f8f9fa;
    --experteeth-bg-white: #ffffff;
    --experteeth-bg-light: #f1f3f5;
    --experteeth-bg-dark: #e9ecef;
    
    --experteeth-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    --experteeth-font-family-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    --experteeth-font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    
    /* Font Sizes */
    --experteeth-font-size-xs: 0.75rem;    /* 12px */
    --experteeth-font-size-sm: 0.875rem;   /* 14px */
    --experteeth-font-size-base: 1rem;     /* 16px */
    --experteeth-font-size-lg: 1.125rem;   /* 18px */
    --experteeth-font-size-xl: 1.25rem;    /* 20px */
    --experteeth-font-size-2xl: 1.5rem;    /* 24px */
    --experteeth-font-size-3xl: 1.875rem;  /* 30px */
    --experteeth-font-size-4xl: 2.25rem;   /* 36px */
    
    /* Line Heights */
    --experteeth-line-height-tight: 1.25;
    --experteeth-line-height-normal: 1.5;
    --experteeth-line-height-relaxed: 1.75;
    --experteeth-line-height-base: 1.6;
    
    /* Font Weights */
    --experteeth-font-weight-normal: 400;
    --experteeth-font-weight-medium: 500;
    --experteeth-font-weight-semibold: 600;
    --experteeth-font-weight-bold: 700;

    --experteeth-spacing-0: 0;
    --experteeth-spacing-xs: 4px;
    --experteeth-spacing-sm: 8px;
    --experteeth-spacing-md: 16px;
    --experteeth-spacing-lg: 24px;
    --experteeth-spacing-xl: 32px;
    --experteeth-spacing-2xl: 48px;
    --experteeth-spacing-3xl: 64px;

    --experteeth-radius-none: 0;
    --experteeth-radius-sm: 4px;
    --experteeth-radius-md: 8px;
    --experteeth-radius-lg: 12px;
    --experteeth-radius-xl: 16px;
    --experteeth-radius-full: 9999px;

    --experteeth-shadow-none: none;
    --experteeth-shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --experteeth-shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --experteeth-shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
    --experteeth-shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    --experteeth-shadow-primary: 0 4px 12px rgba(0, 102, 204, 0.3);
    --experteeth-shadow-primary-lg: 0 6px 16px rgba(0, 102, 204, 0.4);

    --experteeth-transition-fast: 0.15s ease;
    --experteeth-transition-base: 0.2s ease;
    --experteeth-transition-slow: 0.3s ease;
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Text Colors (Dark Mode) */
        --experteeth-text-primary: #f8f9fa;
        --experteeth-text-secondary: #adb5bd;
        --experteeth-text-muted: #6c757d;
        --experteeth-text-inverse: #2c3e50;
        
        /* Background Colors (Dark Mode) */
        --experteeth-bg: #1a1a1a;
        --experteeth-bg-white: #2c2c2c;
        --experteeth-bg-light: #343a40;
        --experteeth-bg-dark: #212529;
        
        /* Border Colors (Dark Mode) */
        --experteeth-border: #404040;
        --experteeth-border-light: #4a4a4a;
        --experteeth-border-dark: #343434;
        
        /* Shadows (lighter in dark mode) */
        --experteeth-shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
        --experteeth-shadow-md: 0 4px 6px rgba(0,0,0,0.4);
        --experteeth-shadow-lg: 0 10px 20px rgba(0,0,0,0.5);
    }
}

/* Dark mode class (for manual toggle) */
.dark-mode {
    --experteeth-text-primary: #f8f9fa;
    --experteeth-text-secondary: #adb5bd;
    --experteeth-text-muted: #6c757d;
    --experteeth-bg: #1a1a1a;
    --experteeth-bg-white: #2c2c2c;
    --experteeth-bg-light: #343a40;
    --experteeth-border: #404040;
    --experteeth-border-light: #4a4a4a;
    --experteeth-border-dark: #343434;
}

/* Experteeth Branded Components */

/* Primary Button */
.btn-experteeth-primary {
    background: linear-gradient(135deg, var(--experteeth-primary) 0%, var(--experteeth-primary-dark) 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--experteeth-radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--experteeth-shadow-primary);
}

.btn-experteeth-primary:hover {
    background: linear-gradient(135deg, var(--experteeth-primary-dark) 0%, #003D7A 100%);
    box-shadow: 0 6px 16px rgba(0, 102, 204, 0.4);
    transform: translateY(-2px);
}

.btn-experteeth-primary:active {
    transform: translateY(0);
}

/* Primary Button (flat variant) */
.btn-primary {
    background-color: var(--experteeth-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--experteeth-primary-dark);
}

/* Focus States */
.btn-primary:focus,
.form-control:focus {
    outline: none;
    border-color: var(--experteeth-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

/* Experteeth Branded Headers */
.experteeth-header h1 {
    color: var(--experteeth-primary);
    font-weight: 700;
}

.experteeth-header p {
    color: var(--experteeth-text-secondary);
}

/* Status Badges with Experteeth Colors */
.status-badge.success {
    background-color: #d4edda;
    color: #155724;
}

.status-badge.danger {
    background-color: #f8d7da;
    color: #721c24;
}

.status-badge.warning {
    background-color: #fff3cd;
    color: #856404;
}

/* Cards with Experteeth styling */
.card-experteeth {
    background: var(--experteeth-bg-white);
    border-radius: var(--experteeth-radius-md);
    box-shadow: var(--experteeth-shadow-sm);
    padding: var(--experteeth-spacing-lg);
    border: 1px solid var(--experteeth-border);
}

/* Links */
a {
    color: var(--experteeth-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--experteeth-primary-dark);
    text-decoration: underline;
}


   
/* Logo Container */
.experteeth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--experteeth-spacing-md);
}

.experteeth-logo img {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: opacity var(--experteeth-transition-base);
}

/* Logo Sizes */
.experteeth-logo-sm img {
    height: 24px;
}

.experteeth-logo-md img {
    height: 40px;
}

.experteeth-logo-lg img {
    height: 56px;
}

.experteeth-logo-xl img {
    height: 80px;
}

/* Logo with Text */
.experteeth-logo-text {
    display: inline-flex;
    align-items: center;
    gap: var(--experteeth-spacing-md);
    text-decoration: none;
    color: var(--experteeth-text-primary);
}

.experteeth-logo-text:hover {
    text-decoration: none;
    color: var(--experteeth-primary);
}

/* Dark/Light Logo Switching */
.experteeth-logo img[data-theme="light"],
.experteeth-logo img.logo-light {
    display: block;
}

.experteeth-logo img[data-theme="dark"],
.experteeth-logo img.logo-dark {
    display: none;
}

/* Show dark logo in dark mode */
@media (prefers-color-scheme: dark) {
    .experteeth-logo img[data-theme="light"],
    .experteeth-logo img.logo-light {
        display: none;
    }
    
    .experteeth-logo img[data-theme="dark"],
    .experteeth-logo img.logo-dark {
        display: block;
    }
}

.dark-mode .experteeth-logo img[data-theme="light"],
.dark-mode .experteeth-logo img.logo-light {
    display: none;
}

.dark-mode .experteeth-logo img[data-theme="dark"],
.dark-mode .experteeth-logo img.logo-dark {
    display: block;
}

/* Footer Logo */
.experteeth-footer-logo {
    display: flex;
    align-items: center;
    gap: var(--experteeth-spacing-sm);
    margin-bottom: var(--experteeth-spacing-md);
}

.experteeth-footer-logo img {
    height: 32px;
    width: auto;
    opacity: 0.8;
    transition: opacity var(--experteeth-transition-base);
}

.experteeth-footer-logo:hover img {
    opacity: 1;
}