:root{--pk-font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--pk-color-bg: #ffffff;--pk-color-text: #1a202c;--pk-color-primary: #1d4ed8;--pk-color-on-primary: #ffffff;--pk-color-muted: #4a5568;--pk-color-danger: #b91c1c;--pk-color-success: #15803d;--pk-color-border: #cbd5e1;--pk-focus-ring: 3px solid #1d4ed8;--pk-radius: 6px;--pk-space-1: .25rem;--pk-space-2: .5rem;--pk-space-3: 1rem;--pk-space-4: 1.5rem;--pk-space-5: 2.5rem}*{box-sizing:border-box}body{margin:0;font-family:var(--pk-font-sans);color:var(--pk-color-text);background:var(--pk-color-bg);line-height:1.6}:focus-visible{outline:var(--pk-focus-ring);outline-offset:2px}.skip-link{position:absolute;left:-999px;top:0;background:var(--pk-color-primary);color:var(--pk-color-on-primary);padding:.5rem 1rem;z-index:100}.skip-link:focus{left:0}.page{max-width:42rem;margin:0 auto;padding:4rem 1.5rem}.page h1{font-size:2rem;color:var(--pk-color-primary)}.lead{font-size:1.2rem}