:root{--bg:#0b1020;--bg-elevated:#141a2e;--bg-panel:#0e1324e0;--border:#263050;--hairline:#1d2740;--hairline-bright:#2f3d5c;--rail:#090d18f0;--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{background:var(--bg);height:100%;color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0}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{letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 16px;font-size:13px}.hero h1{letter-spacing:-.02em;margin:0 0 20px;font-size:clamp(36px,6vw,60px);line-height:1.05}.hero p{color:var(--text-dim);max-width:62ch;margin:0 0 32px;font-size:19px;line-height:1.6}.cta-row{flex-wrap:wrap;gap:12px;display:flex}.button{border-radius:var(--radius);border:1px solid var(--border);color:var(--text);background:var(--bg-elevated);padding:12px 22px;font-size:15px;font-weight:600;text-decoration:none;transition:border-color .15s,transform .15s;display:inline-block}.button:hover{border-color:var(--accent-dim);transform:translateY(-1px)}.button.primary{background:var(--accent);color:#06231d;border-color:var(--accent)}section{border-top:1px solid var(--border);padding:40px 0}section h2{letter-spacing:-.01em;margin:0 0 8px;font-size:24px}section>p{color:var(--text-dim);max-width:68ch;line-height:1.65}.grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:24px;display:grid}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.card h3{color:var(--accent);margin:0 0 8px;font-size:15px}.card p{color:var(--text-dim);margin:0;font-size:14px;line-height:1.6}pre{border:1px solid var(--border);border-radius:var(--radius);background:#070b16;margin:20px 0 0;padding:18px 20px;font-size:13.5px;line-height:1.7;overflow-x:auto}.note{border-left:3px solid var(--accent-dim);background:var(--bg-elevated);border-radius:0 var(--radius) var(--radius) 0;color:var(--text-dim);margin-top:20px;padding:14px 18px;font-size:14px;line-height:1.6}footer{border-top:1px solid var(--border);color:var(--text-dim);padding:28px 0;font-size:13px}.viewer-shell{position:fixed;inset:0}#cesiumContainer{position:absolute;inset:0}#cesiumContainer .cesium-widget-credits{z-index:5;color:var(--text-dim);background:#070b16b8;border-radius:999px;padding:4px 10px;font-size:11px;position:absolute;bottom:8px;left:auto;right:12px}#cesiumContainer .cesium-widget-credits a{color:var(--text-dim)}.rail{z-index:10;overscroll-behavior:contain;background:var(--rail);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-right:1px solid var(--hairline-bright);scrollbar-width:thin;scrollbar-color:var(--hairline-bright) transparent;flex-direction:column;width:316px;font-size:12px;display:flex;position:absolute;top:0;bottom:0;left:0;overflow-y:auto}.rail-head{border-bottom:1px solid var(--hairline-bright);justify-content:space-between;align-items:center;gap:10px;padding:14px 16px 12px;display:flex}.mark{letter-spacing:-.01em;font-size:13px;font-weight:700}.mark span{color:var(--text-dim);font-weight:400}.switch{border:1px solid var(--hairline-bright);border-radius:5px;display:flex;overflow:hidden}.switch button{appearance:none;color:var(--text-dim);font-family:var(--mono);letter-spacing:.08em;cursor:pointer;background:0 0;border:0;padding:4px 9px;font-size:10.5px}.switch button[aria-pressed=true]{background:var(--accent);color:#06231d;font-weight:600}.switch button:disabled{cursor:not-allowed;opacity:.35}.module{border-bottom:1px solid var(--hairline);padding:13px 16px 15px}.module:last-child{border-bottom:0}.module-head{justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:11px;display:flex}.module-head h2{letter-spacing:.16em;text-transform:uppercase;color:var(--text-dim);margin:0;font-size:10px;font-weight:600}.mode{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--hairline-bright);color:var(--text-dim);border-radius:3px;padding:2px 7px;font-size:10px}.mode[data-pinned=true]{color:var(--warn);border-color:var(--warn)}.ladder-wrap{position:relative}.ladder{flex-direction:column;display:flex}.ladder-target{pointer-events:none;grid-template-columns:22px 1fr 62px;gap:7px;display:grid;position:absolute;inset:0}.ladder-target>span:nth-child(2){position:relative}.ladder-target i{top:-2px;bottom:-2px;left:var(--target,50%);background:repeating-linear-gradient(to bottom, var(--accent-alt) 0 3px, transparent 3px 6px);width:1px;position:absolute}.rung{width:100%;height:var(--rung-height,16px);color:var(--text-dim);font-family:var(--mono);cursor:pointer;text-align:left;background:0 0;border:0;grid-template-columns:22px 1fr 62px;align-items:center;gap:7px;padding:0;font-size:10.5px;display:grid}.rung:hover .rung-track{background:var(--hairline-bright)}.rung:focus-visible{outline:1px solid var(--accent-alt);outline-offset:-1px}.rung-res{font-variant-numeric:tabular-nums;text-align:right}.rung-edge{font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;overflow:hidden}.rung-track{background:var(--hairline);border-radius:1px;height:7px;position:relative}.rung-bar{width:var(--w,0%);background:#34405e;border-radius:1px;transition:width .18s;position:absolute;inset:0 auto 0 0}.rung.is-drawn{color:var(--text)}.rung.is-drawn .rung-res{color:var(--accent);font-weight:600}.rung.is-drawn .rung-bar{background:var(--accent)}.rung.is-wanted .rung-res{color:var(--warn)}.rung.is-wanted .rung-bar{background:var(--warn)}.rung.is-wanted.is-drawn .rung-res{color:var(--accent)}.rung.is-wanted.is-drawn .rung-bar{background:var(--accent)}.rung.is-blocked{opacity:.42}.rung.is-blocked .rung-bar{background:repeating-linear-gradient(45deg,#4a5878 0 2px,#0000 2px 4px)}.rung.is-pinned .rung-track{box-shadow:0 0 0 1px var(--warn)}.ladder-key{color:var(--text-dim);gap:12px;margin:10px 0 0;font-size:10px;display:flex}.ladder-key span{align-items:center;gap:5px;display:inline-flex}.ladder-key span:before{content:"";background:currentColor;border-radius:1px;width:8px;height:3px}.key-drawn{color:var(--accent)}.key-wanted{color:var(--warn)}.key-blocked{color:#4a5878}.ladder-hint{color:var(--text-dim);margin:7px 0 0;font-size:10.5px;line-height:1.5}.gauges{flex-direction:column;gap:0;margin:0;display:flex}.gauges>div{border-bottom:1px dotted var(--hairline);justify-content:space-between;align-items:baseline;gap:10px;padding:4px 0;display:flex}.gauges>div:last-child{border-bottom:0}.gauges dt{color:var(--text-dim);font-size:11px}.gauges dd{font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--text);margin:0;font-size:11.5px}.gauges dd.is-flagged{color:var(--warn)}.field{justify-content:space-between;align-items:center;gap:10px;margin:8px 0;display:flex}.field:first-of-type{margin-top:0}.field label{color:var(--text-dim);white-space:nowrap;font-size:11px}.field output{font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--accent);text-align:right;min-width:46px;font-size:11px}input[type=range]{appearance:none;cursor:pointer;background:0 0;width:120px;height:14px}input[type=range]::-webkit-slider-runnable-track{background:var(--hairline-bright);height:2px}input[type=range]::-moz-range-track{background:var(--hairline-bright);height:2px}input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent);border-radius:0;width:3px;height:12px;margin-top:-5px}input[type=range]::-moz-range-thumb{background:var(--accent);border:0;border-radius:0;width:3px;height:12px}input[type=range]:focus-visible{outline:1px solid var(--accent-alt);outline-offset:2px}input[type=checkbox]{appearance:none;border:1px solid var(--hairline-bright);cursor:pointer;background:0 0;border-radius:2px;width:26px;height:13px;margin:0;position:relative}input[type=checkbox]:after{content:"";background:var(--hairline-bright);width:10px;height:9px;transition:transform .12s,background .12s;position:absolute;top:1px;left:1px}input[type=checkbox]:checked{border-color:var(--accent-dim)}input[type=checkbox]:checked:after{background:var(--accent);transform:translate(12px)}input[type=checkbox]:focus-visible{outline:1px solid var(--accent-alt);outline-offset:2px}select,input[type=password]{background:var(--bg-elevated);color:var(--text);border:1px solid var(--hairline-bright);font-family:var(--mono);border-radius:3px;padding:4px 7px;font-size:11px}select:focus-visible,input[type=password]:focus-visible{outline:1px solid var(--accent-alt);outline-offset:1px}.readout{border:1px solid var(--hairline);border-left:2px solid var(--accent-dim);font-family:var(--mono);word-break:break-all;background:#060911;padding:9px 11px;font-size:10.5px;line-height:1.85}.readout .empty{color:var(--text-dim);font-family:var(--font);font-size:11.5px}.readout b{color:var(--text-dim);min-width:66px;font-weight:400;display:inline-block}.readout .v{color:var(--text)}.note-line{color:var(--text-dim);margin:8px 0 0;font-size:10.5px;line-height:1.5}.hint{z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--hairline-bright);color:var(--text-dim);pointer-events:none;background:#090d18d9;border-radius:4px;align-items:center;gap:14px;padding:7px 14px;font-size:11px;display:flex;position:absolute;bottom:16px;left:340px}.hint kbd{font-family:var(--mono);color:var(--text);border:1px solid var(--hairline-bright);border-radius:3px;padding:1px 5px;font-size:10px}@media (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}}