:root{--bg: #0b1020;--bg-elevated: #141a2e;--bg-panel: rgba(14, 19, 36, .88);--border: #263050;--hairline: #1d2740;--hairline-bright: #2f3d5c;--rail: rgba(9, 13, 24, .94);--warn: #ffb454;--text: #e6ebf5;--text-dim: #97a3bd;--accent: #4ee1c1;--accent-dim: #2b9c88;--accent-alt: #7aa2ff;--radius: 10px;--font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}a{color:var(--accent)}code,pre{font-family:var(--mono)}.page{max-width:960px;margin:0 auto;padding:0 24px 96px}.hero{padding:96px 0 56px}.eyebrow{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 16px}.hero h1{font-size:clamp(36px,6vw,60px);line-height:1.05;margin:0 0 20px;letter-spacing:-.02em}.hero 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a{color:var(--text-dim)}.rail{position:absolute;top:0;left:0;bottom:0;width:316px;z-index:10;display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain;background:var(--rail);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-right:1px solid var(--hairline-bright);font-size:12px;scrollbar-width:thin;scrollbar-color:var(--hairline-bright) transparent}.rail-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px 12px;border-bottom:1px solid var(--hairline-bright)}.mark{font-size:13px;font-weight:700;letter-spacing:-.01em}.mark span{color:var(--text-dim);font-weight:400}.switch{display:flex;border:1px solid var(--hairline-bright);border-radius:5px;overflow:hidden}.switch button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--text-dim);font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;padding:4px 9px;cursor:pointer}.switch 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output{font-family:var(--mono);font-size:11px;font-variant-numeric:tabular-nums;color:var(--accent);min-width:46px;text-align:right}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:120px;height:14px;background:transparent;cursor:pointer}input[type=range]::-webkit-slider-runnable-track{height:2px;background:var(--hairline-bright)}input[type=range]::-moz-range-track{height:2px;background:var(--hairline-bright)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:3px;height:12px;margin-top:-5px;border-radius:0;background:var(--accent)}input[type=range]::-moz-range-thumb{width:3px;height:12px;border:0;border-radius:0;background:var(--accent)}input[type=range]:focus-visible{outline:1px solid var(--accent-alt);outline-offset:2px}input[type=checkbox]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:26px;height:13px;margin:0;border:1px solid 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11px;background:#060911;font-family:var(--mono);font-size:10.5px;line-height:1.85;word-break:break-all}.readout .empty{color:var(--text-dim);font-family:var(--font);font-size:11.5px}.readout b{color:var(--text-dim);font-weight:400;display:inline-block;min-width:66px}.readout .v{color:var(--text)}.note-line{margin:8px 0 0;font-size:10.5px;color:var(--text-dim);line-height:1.5}.hint{position:absolute;bottom:16px;left:340px;z-index:10;display:flex;align-items:center;gap:14px;padding:7px 14px;background:#090d18d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--hairline-bright);border-radius:4px;font-size:11px;color:var(--text-dim);pointer-events:none}.hint kbd{font-family:var(--mono);font-size:10px;color:var(--text);border:1px solid var(--hairline-bright);border-radius:3px;padding:1px 5px}@media (max-width: 720px){.rail{width:264px}.hint{left:280px;right:16px}.field label{font-size:10.5px}input[type=range]{width:78px}.field output{min-width:38px;font-size:10.5px}}