:root{--bg:#fafbfd;--bg-elevated:#ffffff;--bg-tinted:#f6f4fb;--ink:#1a1626;--ink-soft:#4a455e;--ink-faint:#8a8499;--rule:#e8e4ef;--rule-soft:#f0edf5;--primary:#6b21a8;--primary-deep:#4c1d7a;--primary-tint:#f3eaff;--accent:#a78bfa;--good:#047857;--warn:#b45309;--bad:#b91c1c;--font-display:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;--font-body:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;--font-mono:ui-monospace,"SF Mono","Cascadia Mono",Consolas,"Liberation Mono",monospace;--s-1:0.25rem;--s-2:0.5rem;--s-3:0.75rem;--s-4:1rem;--s-5:1.5rem;--s-6:2rem;--s-7:3rem;--s-8:4rem;--r-sm:4px;--r-md:8px;--r-lg:12px;--r-xl:20px}*{box-sizing:border-box}body,html{padding:0;background:var(--bg);font-family:var(--font-body);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,h1,h2,h3,h4,html{margin:0;color:var(--ink)}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.015em}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}code,pre{font-family:var(--font-mono)}button,input{font-family:inherit;font-size:inherit;padding:.5rem .75rem;border-radius:var(--r-sm);border:1px solid var(--rule);background:var(--bg-elevated);color:var(--ink)}button{cursor:pointer;background:var(--primary);color:white;border-color:var(--primary)}button:disabled{opacity:.6;cursor:default}