/**
 * Intersite Design Tokens (System Foundation)
 * Arquitectura de tokens centralizados para prevención de regresiones visuales.
 */

:root {
    /* Color Palette - Dark Luxury & Cyberpunk Minimal */
    --color-bg-primary: #08090d;
    --color-bg-secondary: #0f111a;
    --color-bg-elevated: #161926;
    --color-bg-surface: rgba(22, 25, 38, 0.7);
    --color-bg-glass: rgba(18, 20, 31, 0.65);
    
    /* Text Hierarchy */
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-text-inverse: #08090d;
    
    /* Accents & Brand Vibrancy */
    --color-accent-cyan: #00f0ff;
    --color-accent-blue: #0070f3;
    --color-accent-purple: #7928ca;
    --color-accent-pink: #f81ce5;
    --color-accent-emerald: #00df8f;
    --color-accent-warning: #f5a623;
    
    /* Gradients */
    --grad-primary: linear-gradient(135deg, #00f0ff 0%, #0070f3 50%, #7928ca 100%);
    --grad-subtle: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
    --grad-glow: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, rgba(121, 40, 202, 0.05) 50%, transparent 70%);
    --grad-border: linear-gradient(135deg, rgba(0, 240, 255, 0.4), rgba(121, 40, 202, 0.2), transparent);
    
    /* Borders & Glassmorphism */
    --border-light: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(0, 240, 255, 0.3);
    --glass-blur: blur(20px);
    --glass-blur-heavy: blur(32px);
    
    /* Shadows & Glows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.7);
    --glow-cyan: 0 0 25px rgba(0, 240, 255, 0.4);
    --glow-purple: 0 0 30px rgba(121, 40, 202, 0.35);
    --glow-emerald: 0 0 20px rgba(0, 223, 143, 0.4);
    
    /* Typography Scale (Fluid clamp) */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
    --text-sm: clamp(0.8125rem, 0.77rem + 0.2vw, 0.875rem);
    --text-base: clamp(0.9375rem, 0.9rem + 0.2vw, 1.0625rem);
    --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.6rem + 1.4vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.8rem + 2.25vw, 3.5rem);
    --text-hero: clamp(2.75rem, 2.2rem + 3.2vw, 5rem);
    
    /* Spacing System */
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4.5rem;
    --space-4xl: 6rem;
    
    /* Radii */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    /* Transitions & Physics */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s var(--ease-out-expo);
    --transition-normal: 0.35s var(--ease-out-expo);
    --transition-smooth: 0.5s var(--ease-out-expo);
    
    /* Layout */
    --container-max: 1240px;
    --nav-height: 76px;
    
    /* Z-Index Layers */
    --z-background: -10;
    --z-base: 1;
    --z-elevated: 10;
    --z-sticky: 50;
    --z-nav: 100;
    --z-modal: 200;
    --z-tooltip: 300;
}