*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #0a0a0f;--color-surface: #14141f;--color-border: #2a2a3a;--color-text: #e8e8f0;--color-text-muted: #888898;--color-accent: #6c5ce7;--color-accent-hover: #7c6cf7;--color-success: #2ecc71;--color-warning: #f1c40f;--color-danger: #e74c3c;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif}html,body{width:100%;height:100%;overflow:hidden;font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;height:100%;display:flex;flex-direction:column}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font-family:var(--font-mono);color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;padding:8px 12px;font-size:14px;outline:none;transition:border-color .2s ease}input:focus{border-color:var(--color-accent)}