:root{--bg:#F8F7F4;--surface:#FFFFFF;--text-primary:#111827;--text-secondary:#6B7280;--border:#E5E7EB;--primary:#1E3A8A;--accent:#3B82F6;--brand-gradient:linear-gradient(135deg, #F59E0B, #EC4899, #8B5CF6, #3B82F6);--brand-orange:#F59E0B;--brand-pink:#EC4899;--brand-purple:#8B5CF6;--brand-blue:#3B82F6;--color-bg:var(--bg);--color-surface:var(--surface);--color-primary:var(--primary);--color-accent:var(--accent);--color-text-primary:var(--text-primary);--color-text-secondary:var(--text-secondary);--color-border:var(--border);--color-primary-rgb:30,58,138;--color-white:#FFFFFF;--color-gray-50:#F8F7F4;--color-gray-100:#F3F4F6;--color-gray-200:#E5E7EB;--color-gray-300:#D1D5DB;--color-gray-400:#9CA3AF;--color-gray-500:#6B7280;--color-gray-600:#4B5563;--color-gray-700:#374151;--color-gray-800:#1F2937;--color-gray-900:#111827;--surface-0:var(--bg);--surface-1:var(--surface);--surface-2:#F3F4F6;--surface-3:var(--border);--surface-4:#D1D5DB;--surface-border:var(--border);--surface-border-hover:#D1D5DB;--text-heading:var(--text-primary);--text-body:var(--text-secondary);--text-muted:var(--text-secondary);--text-bright:var(--text-primary);--gradient-primary:var(--brand-gradient);--gradient-hero:transparent;--gradient-cta:var(--brand-gradient);--gradient-card:none;--gradient-accent:linear-gradient(135deg, #8B5CF6, #3B82F6);--gradient-warm:linear-gradient(135deg, #F59E0B, #EC4899);--gradient-mesh:none;--color-success:#10B981;--color-error:#DC2626;--font-sans:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;--font-heading:'Inter',system-ui,sans-serif;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.75rem;--text-4xl:2.25rem;--text-5xl:2.5rem;--leading-tight:1.25;--leading-normal:1.6;--leading-relaxed:1.75;--weight-normal:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--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;--max-width:1200px;--max-width-narrow:800px;--radius-sm:6px;--radius-md:10px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.05);--shadow-md:0 6px 16px rgba(0, 0, 0, 0.08);--shadow-lg:0 12px 28px rgba(0, 0, 0, 0.12);--shadow-card:0 4px 20px rgba(0, 0, 0, 0.06);--transition-fast:0.25s ease;--transition-base:0.25s ease;--transition-slow:0.3s ease}@media (prefers-color-scheme:dark){:root{--bg:#0B0F19;--surface:#111827;--text-primary:#F9FAFB;--text-secondary:#9CA3AF;--border:#1F2937;--primary:#3B82F6;--accent:#8B5CF6;--color-primary-rgb:59,130,246;--color-white:#F9FAFB;--color-gray-50:#0B0F19;--color-gray-100:#111827;--color-gray-200:#1F2937;--color-gray-300:#374151;--color-gray-400:#6B7280;--color-gray-500:#9CA3AF;--color-gray-600:#D1D5DB;--color-gray-700:#E5E7EB;--color-gray-800:#F3F4F6;--color-gray-900:#F9FAFB;--surface-2:#0F172A;--surface-3:#1F2937;--surface-4:#273244;--surface-border-hover:#2B3547;--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.25);--shadow-md:0 6px 16px rgba(0, 0, 0, 0.3);--shadow-lg:0 12px 28px rgba(0, 0, 0, 0.35);--shadow-card:0 8px 24px rgba(0, 0, 0, 0.3)}}*,::after,::before{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-primary);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}img,picture,svg,video{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}ol,ul{list-style:none}button,input,select,textarea{font:inherit;color:inherit;border:none;outline:0;background:0 0}button{cursor:pointer}table{border-collapse:collapse}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:var(--weight-bold);line-height:var(--leading-tight);color:var(--color-text-primary)}h1{font-size:clamp(2rem, 4vw, 2.5rem)}h2{font-size:clamp(1.5rem, 3vw, 1.75rem)}h3{font-size:clamp(1.125rem, 2vw, 1.25rem)}h4{font-size:var(--text-lg)}p{margin-bottom:var(--space-4);color:var(--color-text-secondary)}p:last-child{margin-bottom:0}strong{font-weight:var(--weight-semibold)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-primary{color:var(--color-primary)}.text-accent{color:var(--color-accent)}