:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--color-bg:#fff;--color-fg:#111;--color-muted:#666;--color-border:#e2e2e2;--color-accent:#2563eb;--color-danger:#b91c1c}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--color-bg:#111;--color-fg:#f2f2f2;--color-muted:#999;--color-border:#2c2c2c;--color-accent:#60a5fa}}*{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-fg);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}a{color:var(--color-accent)}button,input{font:inherit}.container{max-width:960px;margin:0 auto;padding:1.5rem}