:root{--font-primary:'Alexandria', 'Segoe UI', Tahoma, sans-serif;--font-display:'Alexandria', sans-serif;--fs-xs:0.75rem;--fs-sm:0.875rem;--fs-base:1rem;--fs-md:1.125rem;--fs-lg:1.25rem;--fs-xl:1.5rem;--fs-2xl:2rem;--fs-3xl:2.5rem;--fs-4xl:3rem;--fs-5xl:3.5rem;--fs-hero:clamp(2.2rem, 5vw, 3.75rem);--fw-regular:400;--fw-medium:500;--fw-semibold:600;--fw-bold:700;--lh-tight:1.3;--lh-normal:1.6;--lh-relaxed:1.8;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--space-32:8rem;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-2xl:32px;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4, 0, 0.2, 1);--transition-base:250ms cubic-bezier(0.4, 0, 0.2, 1);--transition-slow:400ms cubic-bezier(0.4, 0, 0.2, 1);--transition-spring:500ms cubic-bezier(0.34, 1.56, 0.64, 1);--z-behind:-1;--z-base:1;--z-dropdown:100;--z-sticky:200;--z-overlay:300;--z-modal:400;--container-max:1200px;--container-wide:1400px;--container-narrow:800px;--section-py:clamp(60px, 6vw, 90px);--section-py-sm:clamp(40px, 5vw, 70px)}[data-theme="dark"],:root{--color-bg-primary:#06060f;--color-bg-secondary:#0d0d1a;--color-bg-tertiary:#141425;--color-bg-elevated:#1a1a30;--color-bg-card:rgba(20, 20, 40, 0.6);--color-bg-card-hover:rgba(30, 30, 55, 0.8);--color-bg-glass:rgba(20, 20, 40, 0.4);--color-bg-input:rgba(20, 20, 45, 0.5);--color-surface-1:#0f0f20;--color-surface-2:#16162c;--color-surface-3:#1e1e3a;--color-text-primary:#f0f0f5;--color-text-secondary:#a0a0b8;--color-text-tertiary:#6b6b85;--color-text-muted:#4a4a65;--color-text-inverse:#06060f;--color-brand-50:#f3eeff;--color-brand-100:#e0d4ff;--color-brand-200:#c4a8ff;--color-brand-300:#a78bfa;--color-brand-400:#8b6cf7;--color-brand-500:#7c3aed;--color-brand-600:#6d28d9;--color-brand-700:#5b21b6;--color-brand-800:#4c1d95;--color-brand-900:#3b1580;--color-success:#34d399;--color-success-bg:rgba(52, 211, 153, 0.1);--color-warning:#fbbf24;--color-warning-bg:rgba(251, 191, 36, 0.1);--color-error:#f87171;--color-error-bg:rgba(248, 113, 113, 0.1);--color-info:#60a5fa;--color-border:rgba(255, 255, 255, 0.06);--color-border-light:rgba(255, 255, 255, 0.03);--color-border-hover:rgba(255, 255, 255, 0.12);--color-border-brand:rgba(124, 58, 237, 0.3);--gradient-brand:linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);--gradient-brand-text:linear-gradient(135deg, #a78bfa 0%, #c4a8ff 50%, #e0d4ff 100%);--gradient-hero:radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.15) 0%, transparent 70%);--gradient-section:radial-gradient(ellipse at 30% 50%, rgba(124, 58, 237, 0.06) 0%, transparent 60%);--gradient-card:linear-gradient(135deg, rgba(124, 58, 237, 0.08) 0%, rgba(20, 20, 40, 0.4) 100%);--gradient-cta:linear-gradient(135deg, #7c3aed 0%, #5b21b6 50%, #7c3aed 100%);--gradient-glow:radial-gradient(circle, rgba(124, 58, 237, 0.4) 0%, transparent 70%);--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.3);--shadow-md:0 4px 12px rgba(0, 0, 0, 0.4);--shadow-lg:0 8px 30px rgba(0, 0, 0, 0.5);--shadow-xl:0 16px 50px rgba(0, 0, 0, 0.6);--shadow-brand:0 4px 30px rgba(124, 58, 237, 0.25);--shadow-brand-lg:0 8px 50px rgba(124, 58, 237, 0.35);--shadow-glow:0 0 40px rgba(124, 58, 237, 0.2);--shadow-glow-lg:0 0 80px rgba(124, 58, 237, 0.3);--nav-bg:rgba(6, 6, 15, 0.85);--nav-border:rgba(255, 255, 255, 0.06);--scrollbar-track:#0d0d1a;--scrollbar-thumb:#2a2a45}[data-theme="light"]{--color-bg-primary:#fafafe;--color-bg-secondary:#f3f3f8;--color-bg-tertiary:#eeeef4;--color-bg-elevated:#ffffff;--color-bg-card:rgba(255, 255, 255, 0.8);--color-bg-card-hover:rgba(255, 255, 255, 0.95);--color-bg-glass:rgba(255, 255, 255, 0.5);--color-bg-input:rgba(240, 240, 248, 0.8);--color-surface-1:#f7f7fc;--color-surface-2:#efeffa;--color-surface-3:#e8e8f5;--color-text-primary:#1a1a2e;--color-text-secondary:#555570;--color-text-tertiary:#8888a0;--color-text-muted:#aaaabc;--color-text-inverse:#f0f0f5;--color-brand-500:#7c3aed;--color-brand-600:#6d28d9;--color-success:#059669;--color-success-bg:rgba(5, 150, 105, 0.08);--color-warning:#d97706;--color-warning-bg:rgba(217, 119, 6, 0.08);--color-error:#dc2626;--color-error-bg:rgba(220, 38, 38, 0.08);--color-info:#2563eb;--color-border:rgba(0, 0, 0, 0.08);--color-border-light:rgba(0, 0, 0, 0.04);--color-border-hover:rgba(0, 0, 0, 0.14);--color-border-brand:rgba(124, 58, 237, 0.2);--gradient-brand:linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);--gradient-brand-text:linear-gradient(135deg, #7c3aed 0%, #6d28d9 50%, #5b21b6 100%);--gradient-hero:radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.08) 0%, transparent 70%);--gradient-section:radial-gradient(ellipse at 30% 50%, rgba(124, 58, 237, 0.04) 0%, transparent 60%);--gradient-card:linear-gradient(135deg, rgba(124, 58, 237, 0.04) 0%, rgba(255, 255, 255, 0.8) 100%);--gradient-cta:linear-gradient(135deg, #7c3aed 0%, #5b21b6 50%, #7c3aed 100%);--gradient-glow:radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.06);--shadow-md:0 4px 12px rgba(0, 0, 0, 0.08);--shadow-lg:0 8px 30px rgba(0, 0, 0, 0.1);--shadow-xl:0 16px 50px rgba(0, 0, 0, 0.12);--shadow-brand:0 4px 30px rgba(124, 58, 237, 0.15);--shadow-brand-lg:0 8px 50px rgba(124, 58, 237, 0.2);--shadow-glow:0 0 40px rgba(124, 58, 237, 0.1);--shadow-glow-lg:0 0 80px rgba(124, 58, 237, 0.15);--nav-bg:rgba(250, 250, 254, 0.9);--nav-border:rgba(0, 0, 0, 0.06);--scrollbar-track:#f3f3f8;--scrollbar-thumb:#ccccd5}