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rect{fill:#eef8ff12}.ch1-zone path{fill:none;stroke:var(--c-ice);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:2 8}.ch1-zone .ch1-zone-bracket{stroke-dasharray:none}.ch1-zero{fill:none;stroke:var(--c-ice);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:10 8}.ch1-updraft path{fill:none;stroke:var(--c-ice);stroke-width:4;stroke-linecap:round;stroke-linejoin:round}.ch1-updraft path:nth-child(odd){stroke-dasharray:12 9}.ch1-orbit{fill:none;stroke:var(--c-ice-line);stroke-width:2;stroke-linecap:round;stroke-dasharray:1 9}.ch1-embryo,.ch1-melt-hail,.ch1-ice-opaque{fill:var(--c-ice);stroke:var(--c-ice-line);stroke-width:3}.ch1-ice-clear{fill:#b9dcf2;stroke:var(--c-ice-line);stroke-width:3}.ch1-melt-trail{fill:none;stroke:var(--c-ice);stroke-width:2;stroke-linecap:round;stroke-dasharray:1 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-.65);width:calc(var(--d) * 1.3);height:calc(var(--d) * 1.3)}.ch1-rider .mascot-bob{animation:none}.ch1-burst{position:absolute;left:0;top:0}.ch1-burst i{--s: max(5px, var(--d) * .3);position:absolute;left:calc(var(--s) / -2);top:calc(var(--s) / -2);width:var(--s);height:var(--s);background:var(--c-ice);clip-path:polygon(50% 0,62% 38%,100% 50%,62% 62%,50% 100%,38% 62%,0 50%,38% 38%);transform:rotate(var(--a)) translateY(calc(var(--d) * -.8))}@media(min-width:900px){.ch1-inner{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:center;gap:clamp(24px,4vw,56px)}.ch1-svg{max-height:80vh}.ch1-svg text{font-size:16px}}@media(prefers-reduced-motion:no-preference){html.js #ch1:not([data-init-failed]){height:100vh;height:100svh;padding-top:clamp(12px,3vh,36px);padding-bottom:clamp(12px,3vh,36px)}html.js #ch1:not([data-init-failed]) .ch1-inner{height:100%}html.js #ch1:not([data-init-failed]) .ch1-text{flex:none}html.js #ch1:not([data-init-failed]) .ch1-steps{display:grid}html.js #ch1:not([data-init-failed]) .ch1-step{grid-area:1 / 1;margin-top:0}html.js #ch1:not([data-init-failed]) .ch1-step+.ch1-step,html.js #ch1:not([data-init-failed]) .ch1-ring,html.js #ch1:not([data-init-failed]) .ch1-melt{opacity:0}html.js #ch1:not([data-init-failed]) .ch1-inner{justify-content:center}html.js #ch1:not([data-init-failed]) .ch1-fig{flex:0 1 min(46vh,100vw - var(--rail) - var(--page-left));flex-basis:min(46svh,100vw - var(--rail) - var(--page-left))}html.js #ch1:not([data-init-failed]) .ch1-svg{height:100%;max-height:none}@media(min-width:900px){html.js #ch1:not([data-init-failed]) .ch1-inner{grid-template-rows:minmax(0,1fr)}html.js #ch1:not([data-init-failed]) .ch1-fig{height:100%}}}#ch2{--cm: 10px}.formula{color:var(--c-accent);font-weight:700}.formula-eq{white-space:nowrap}.ch2-panel,.lane{background:var(--c-night);border:1.5px solid rgba(159,203,232,.4);border-radius:var(--radius)}.race-track{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;height:clamp(360px,52vh,480px)}.lane{--size: calc(var(--d) * var(--cm));display:flex;flex-direction:column;min-width:0;padding:12px 14px 10px}.lane-head{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:15px;line-height:1.3}.lane-icon{flex:none;width:22px;height:22px;color:var(--c-ice-line)}.lane-icon svg{display:block;width:100%;height:100%}.lane-icon:empty{display:none}.lane-name{font-weight:600}.lane-size{margin-left:auto;font-size:var(--fs-small);color:var(--c-ice-line);font-variant-numeric:tabular-nums;white-space:nowrap}.lane-drop{flex:1;min-height:0;position:relative;border-bottom:2px solid transparent}.lane-ground{position:absolute;left:0;right:0;top:100%;height:2px;background:var(--c-ice-line);transform-origin:50% 0}.race-ball{position:absolute;left:calc(50% - var(--size) / 2);bottom:0;width:var(--size);height:var(--size)}.race-ball-body{position:absolute;inset:0;border-radius:50%;background:var(--c-ice);border:clamp(1.5px,calc(var(--size) * .07),3px) solid var(--c-ice-line);transform-origin:50% 100%}.race-face{position:absolute;left:50%;top:50%;width:calc(var(--size) * 1.29);height:calc(var(--size) * 1.29);margin:calc(var(--size) * -.645) 0 0 calc(var(--size) * -.645)}.race-face .mascot-bob{animation:none}.race-ball-body.has-dots:after{content:"";position:absolute;inset:0;background:radial-gradient(circle closest-side,#222 60%,transparent 100%) 18% 40% / 2.2px 2.2px no-repeat,radial-gradient(circle closest-side,#222 60%,transparent 100%) 82% 40% / 2.2px 2.2px no-repeat}.race-streak{position:absolute;left:50%;bottom:calc(100% + 2px);width:calc(var(--size) * .56);height:calc(var(--v) * var(--cm) * .16);margin-left:calc(var(--size) * -.28);background:linear-gradient(var(--c-ice-line),var(--c-ice-line)) 0 100% / 2px 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.lane-gauge-fill{transform:scaleX(0)}.lane-speed{padding-top:10px}.lane-read{font-family:var(--font-title);font-size:clamp(22px,2.3vw,30px);font-weight:600;line-height:1.1;color:var(--c-accent);font-variant-numeric:tabular-nums;white-space:nowrap}.lane-kmh{display:inline-block}.lane-unit{font-size:13px;font-weight:500;color:var(--c-ice)}.lane-gauge{position:relative;height:30px;margin-top:6px}.lane-gauge-bar{position:absolute;top:4px;left:0;right:0;height:6px;border-radius:3px;background:#9fcbe847;overflow:hidden}.lane-gauge-fill{height:100%;background:var(--c-accent);transform-origin:left center;transform:scaleX(var(--f))}.lane-ref{position:absolute;top:0;width:2px;height:14px;margin-left:-1px}.lane-ref:before{content:"";position:absolute;inset:0;border-radius:1px;background:var(--c-ice)}.lane-ref-60{left:37.5%}.lane-ref-120{left:75%}.lane-ref b{position:absolute;top:18px;left:50%;transform:translate(-50%);font-size:11px;font-style:normal;font-weight:500;line-height:1;color:var(--c-ice-line);font-variant-numeric:tabular-nums}.race-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:14px}.race-replay{display:inline-flex;align-items:center;gap:8px;flex:none;padding:8px 20px;border:1.5px solid var(--c-ice);border-radius:999px;background:transparent;color:var(--c-ice);font-size:15px;line-height:1.4}.race-replay:hover{background:#eef8ff24}.race-replay:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px}html:not(.js) .race-replay,#ch2[data-init-failed] .race-replay{display:none}.race-legend{flex:1 1 280px;font-size:var(--fs-small);line-height:1.6}.race-legend b{font-variant-numeric:tabular-nums}.ch2-data{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:20px;margin-top:clamp(36px,7vh,64px)}.vchart{padding:18px 20px 16px}.vchart h3{font-size:18px}.vchart-plot{position:relative;height:300px;margin:40px 10px 52px 34px}.vchart-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}.vchart-svg path{fill:none;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}.vchart-grid{stroke:#9fcbe833;stroke-width:1}.vchart-axis{stroke:var(--c-ice-line);stroke-width:2}.vchart-ref{stroke:var(--c-ice);stroke-width:1.5;stroke-dasharray:1 6}.vchart-curve{stroke:var(--c-accent);stroke-width:3.5}.vtick,.vaxis-title,.vref-label,.vdot-label{position:absolute;line-height:1;white-space:nowrap;font-variant-numeric:tabular-nums}.vtick{font-size:12px;color:var(--c-ice-line)}.vtick-y{right:calc(100% + 8px);transform:translateY(50%)}.vtick-x{top:calc(100% + 9px);transform:translate(-50%)}.vaxis-title{font-size:12px;color:var(--c-ice)}.vaxis-y{left:-34px;top:-26px}.vaxis-x{right:0;top:calc(100% + 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