:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}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}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--bg: #111;--text: #ddd;--panel: rgba(20, 20, 25, .9);--accent: #FF3366;--accent-2: #33CCFF}body{margin:0;overflow:hidden;background:var(--bg);font-family:SF Pro Display,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);-webkit-font-smoothing:antialiased}.app{position:relative;width:100vw;height:100vh}.sidebar{position:absolute;top:20px;right:20px;width:280px;background:var(--panel);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:24px;border-radius:16px;box-shadow:0 8px 32px #0006;border:1px solid rgba(255,255,255,.08)}h1{font-size:1.2rem;margin:0;font-weight:600;letter-spacing:-.02em}.subtitle{margin:4px 0 20px;font-size:.85rem;opacity:.5}.section{margin-bottom:24px;border-top:1px solid rgba(255,255,255,.1);padding-top:16px}h3{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;opacity:.6;margin:0 0 12px}label{display:block;font-size:.85rem;margin-bottom:12px}input[type=range]{display:block;width:100%;margin-top:6px;background:transparent;-webkit-appearance:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;height:14px;width:14px;border-radius:50%;background:var(--accent);margin-top:-6px;cursor:pointer}input[type=range]::-webkit-slider-runnable-track{width:100%;height:2px;background:#fff3;border-radius:2px}.toggle-row{display:flex;align-items:center;margin-bottom:8px}.toggle{display:flex;align-items:center;gap:8px;cursor:pointer;margin-bottom:0}.legend{margin-top:12px;background:#0003;padding:10px;border-radius:8px}.legend-item{font-size:.75rem;display:flex;align-items:center;gap:8px;margin-bottom:6px;opacity:.8}.dot{width:8px;height:8px;border-radius:50%}.dot.target{background:#f36;box-shadow:0 0 5px #f36}.dot.sign{background:#3cf}.dot.spring{background:#3f9}.hint{font-size:.75rem;color:var(--accent-2);margin:12px 0 0;line-height:1.4}