:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;--bg: #0b0b0f;--panel: #18181b;--border: #2a2a2e;--text: #e5e7eb;--muted: #9ca3af;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.theme-light{--bg: #ffffff;--panel: #f4f4f5;--border: #e4e4e7;--text: #111827;--muted: #6b7280}.theme-dark{--bg: #0b0b0f;--panel: #18181b;--border: #2a2a2e;--text: #e5e7eb;--muted: #9ca3af}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh;background:var(--bg);color:var(--text)}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}