:root{--gs1-orange:#f26334;--gs1-blue:#002c6c;--gs1-light:#f5f5f5;--gs1-dark:#1a1a2e;--text-primary:#0f172a;--text-secondary:#64748b;--border-color:#e2e8f0;--success-green:#10b981;--error-red:#ef4444}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:SF Pro Display,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:linear-gradient(135deg,var(--gs1-light) 0,#fff 50%,#f0f9ff 100%);color:var(--text-primary);min-height:100vh}a{color:var(--gs1-blue);text-decoration:none;transition:color .2s ease}a:hover{color:var(--gs1-orange)}code{padding:.2em .5em;border-radius:4px;font-size:.9em}code,pre{font-family:SF Mono,Fira Code,Consolas,monospace;background:var(--gs1-dark);color:#e2e8f0}pre{padding:1.5rem;border-radius:8px;overflow-x:auto;font-size:.875rem;line-height:1.6}pre code{background:transparent;padding:0}