*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color:#3D74B6;--secondary-color:#64748b;--accent-color:#8ECDDD;--text-primary:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--background:#ffffff;--surface:#f8fafc;--border-light:#e2e8f0;--border-medium:#cbd5e1;--shadow-sm:0 1px 2px 0 rgb(0 0 0/0.05);--shadow-md:0 4px 6px -1px rgb(0 0 0/0.1),0 2px 4px -2px rgb(0 0 0/0.1);--shadow-lg:0 10px 15px -3px rgb(0 0 0/0.1),0 4px 6px -4px rgb(0 0 0/0.1);--font-family-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-family-mono:"Fira Code","Monaco","Cascadia Code","Roboto Mono","Courier New",monospace;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--radius-sm:0.25rem;--radius-md:0.375rem;--radius-lg:0.5rem;--radius-xl:0.75rem}html{scroll-behavior:smooth}body{font-family:var(--font-family-sans);font-size:16px;line-height:1.6;background-color:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,h1,h2,h3,h4,h5,h6{color:var(--text-primary)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{margin-bottom:1rem;color:var(--text-secondary)}a{color:var(--primary-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-color);text-decoration:underline}button{font-family:inherit;font-size:inherit;border:none;background:none;cursor:pointer;transition:all .2s ease}pre{border:1px solid var(--border-light);border-radius:var(--radius-md);padding:var(--spacing-md);overflow-x:auto;margin:var(--spacing-md) 0}code,pre{font-family:var(--font-family-mono);background-color:var(--surface)}code{padding:.125rem .25rem;border-radius:var(--radius-sm);font-size:.875rem}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.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}:focus{outline:2px solid var(--primary-color);outline-offset:2px}:focus:not(:focus-visible){outline:none}@media (max-width:768px){.container{padding:0 var(--spacing-sm)}h1{font-size:1.875rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}