/* ============================================
   FUSIONAI DESIGN SYSTEM - DESIGN TOKENS
   Complete redesign based on FusionAI template
   ============================================ */

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

    /* Primary Colors - TRUST & PROMISE Palette */
    /* Blue: Trust, Reliability, Professionalism */
    /* Teal/Cyan: Innovation, Clarity */
    /* Emerald: Success, Growth, Promise Delivered */

    --color-blue: #3B82F6;
    --color-blue-light: #60A5FA;
    --color-blue-dark: #2563EB;
    --color-blue-vibrant: #0EA5E9;
    --color-teal: #14B8A6;
    --color-teal-light: #2DD4BF;
    --color-emerald: #10B981;
    --color-emerald-light: #34D399;

    /* Accent Colors - TRUST & SUCCESS */
    --color-accent-primary: #3B82F6;
    --color-accent-secondary: #0EA5E9;
    --color-accent-success: #10B981;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #E5E7EB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #374151;
    --color-gray-700: #1F2937;
    --color-gray-800: #111827;
    --color-gray-900: #0A0A0F;
    --color-gray-950: #000000;

    /* Background Colors */
    --bg-primary: #000000;
    --bg-secondary: #0A0A0F;
    --bg-tertiary: #0F172A;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.10);
    --bg-glass: rgba(0, 0, 0, 0.5);
    --bg-glass-light: rgba(0, 0, 0, 0.3);

    /* Text Colors - HIGH CONTRAST */
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.65);
    --text-accent: #60A5FA;

    /* Border Colors - VISIBLE */
    --border-default: rgba(255, 255, 255, 0.15);
    --border-hover: rgba(255, 255, 255, 0.3);
    --border-blue: rgba(59, 130, 246, 0.6);
    --border-teal: rgba(20, 184, 166, 0.6);

    /* Gradient Definitions - BLUE & EMERALD */
    --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #0EA5E9 50%, #10B981 100%);
    --gradient-orb: linear-gradient(135deg, #3B82F6 0%, #0EA5E9 35%, #14B8A6 65%, #10B981 100%);
    --gradient-bg: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(16, 185, 129, 0.15) 100%);
    --gradient-text: linear-gradient(135deg, #60A5FA 0%, #10B981 100%);
    --gradient-button-border: linear-gradient(135deg, #3B82F6 0%, #0EA5E9 50%, #10B981 100%);
    --gradient-button-primary: linear-gradient(135deg, #3B82F6 0%, #10B981 100%);
    --gradient-card-shine: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(16, 185, 129, 0.15) 100%);
    --gradient-accent: linear-gradient(135deg, #3B82F6 0%, #10B981 100%);

    /* ========== TYPOGRAPHY ========== */

    /* Font Families */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-brand: 'Libre Baskerville', 'Georgia', 'Times New Roman', serif;
    --font-heading: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Font Sizes */
    --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: 2rem;
    /* 32px */
    --font-size-4xl: 2.5rem;
    /* 40px */
    --font-size-5xl: 3rem;
    /* 48px */
    --font-size-6xl: 4rem;
    /* 64px */
    --font-size-display: 5rem;
    /* 80px */

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

    /* Line Heights */
    --line-height-tight: 1.1;
    --line-height-snug: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;
    --line-height-loose: 1.75;

    /* Letter Spacing */
    --letter-spacing-tight: -0.02em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.05em;
    --letter-spacing-wider: 0.1em;

    /* ========== SPACING ========== */

    /* Base spacing scale (4px base unit) */
    --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-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 */

    /* Container */
    --container-max-width: 1400px;
    --container-padding-desktop: 80px;
    --container-padding-tablet: 40px;
    --container-padding-mobile: 24px;

    /* Section Spacing */
    --section-padding-y: 80px;
    --section-gap: 80px;

    /* ========== BORDER RADIUS ========== */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    --radius-button: 10px;
    --radius-badge: 8px;
    --radius-card: 16px;

    /* ========== SHADOWS & EFFECTS ========== */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    --shadow-glow-orange: 0 0 20px rgba(59, 130, 246, 0.4);
    --shadow-glow-blue: 0 0 20px rgba(59, 130, 246, 0.4);
    --shadow-glow-purple: 0 0 30px rgba(139, 92, 246, 0.5);
    --shadow-button-primary: 0 4px 20px rgba(59, 130, 246, 0.3), 0 0 40px rgba(16, 185, 129, 0.2);
    --shadow-button-hover: 0 8px 30px rgba(59, 130, 246, 0.4), 0 0 60px rgba(16, 185, 129, 0.3);
    --shadow-card-default: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.4);

    /* Glassmorphism */
    --glass-bg: rgba(0, 0, 0, 0.4);
    --glass-blur: blur(20px);
    --glass-border: rgba(255, 255, 255, 0.1);
    --backdrop-blur-sm: blur(10px);
    --backdrop-blur-md: blur(20px);
    --backdrop-blur-lg: blur(30px);

    /* ========== ANIMATIONS ========== */
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;
    --duration-slower: 800ms;

    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);

    /* ========== Z-INDEX ========== */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-header: 1000;

    /* ========== RESPONSIVE BREAKPOINTS ========== */
    --breakpoint-sm: 480px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1200px;
    --breakpoint-2xl: 1440px;

    /* ========== RESPONSIVE SPACING ========== */
    /* Mobile spacing (smaller values for mobile) */
    --space-mobile-1: 0.25rem;
    --space-mobile-2: 0.5rem;
    --space-mobile-3: 0.75rem;
    --space-mobile-4: 1rem;
    --space-mobile-6: 1.5rem;
    --space-mobile-8: 2rem;
    --space-mobile-12: 3rem;

    /* Section spacing responsive */
    --section-padding-mobile: 40px;
    --section-padding-tablet: 60px;
    --section-gap-mobile: 40px;
    --section-gap-tablet: 60px;

    /* ========== RESPONSIVE TYPOGRAPHY ========== */
    /* Mobile font sizes */
    --font-size-mobile-xs: 0.7rem;
    --font-size-mobile-sm: 0.8rem;
    --font-size-mobile-base: 0.9rem;
    --font-size-mobile-lg: 1rem;
    --font-size-mobile-xl: 1.125rem;
    --font-size-mobile-2xl: 1.25rem;
    --font-size-mobile-3xl: 1.5rem;
    --font-size-mobile-4xl: 2rem;
    --font-size-mobile-5xl: 2.5rem;

    /* Tablet font sizes */
    --font-size-tablet-3xl: 1.75rem;
    --font-size-tablet-4xl: 2.25rem;
    --font-size-tablet-5xl: 3rem;
    --font-size-tablet-display: 4rem;

    /* ========== TOUCH TARGETS ========== */
    --touch-target-min: 44px;
    --touch-target-comfortable: 48px;
}