*,:before,:after{box-sizing:border-box}:root{--serif:Georgia, "Times New Roman", serif;--sans:system-ui, -apple-system, "Segoe UI", sans-serif;--mono:ui-monospace, "Cascadia Code", Consolas, monospace;--ink:#111827;--ink-muted:#6b7280;--ink-faint:#9ca3af;--paper:#fff;--surface:#f9fafb;--border:#e5e7eb;--border-strong:#d1d5db;--brand:var(--brand-primary,#111827);font-family:var(--sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.5}body{margin:0}#root{flex-direction:column;min-height:100vh;display:flex}h1,h2,h3{margin:0;font-weight:700}p{margin:0}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}img{display:block}