:root {
    /* Color Palette - Pure Crystal (Light Mode) */
    --bg-light: #FFFFFF;
    --surface: #F8FAFC;
    --surface-sunken: #EDF2F7;
    
    --primary-solid: #0066FF;
    --primary-gradient: linear-gradient(135deg, #0066FF 0%, #00CCFF 100%);
    --primary-glow: rgba(0, 102, 255, 0.15);
    
    --text-main: #1A202C;
    --text-muted: #4A5568;
    --text-light: #718096;
    --text-logo: #2D3748; /* Anthracite adouci */
    
    /* Status Levels - Shared (Exact Yuka Palette) */
    --status-excellent: #26b23b;
    --status-good: #85D94D;
    --status-warning: #FF9100;
    --status-critical: #E6382F;
    
    /* Effects */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-blur: blur(15px);
    --glass-border-light: 1px solid rgba(255, 255, 255, 0.4);
    --ghost-border: 1px solid rgba(0, 0, 0, 0.05);
    --shadow-premium: 0 10px 30px rgba(0, 0, 0, 0.08);
    
    /* Typography */
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition-premium: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}