:root{color-scheme:dark;--bg:#03060c;--text:#e6efff;--dim:#9eb3d1;--one:#59e6f2;--two:#ffd659;--line:#223243;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body{margin:0}main{max-width:1800px;margin:auto;padding:27px 38px 18px}header{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}h1{font-size:clamp(27px,2.5vw,42px);font-weight:400;letter-spacing:-.02em;margin:0}header p{color:var(--dim);font-size:clamp(14px,1.25vw,20px);margin:10px 0 0;line-height:1.4}button{font:inherit;font-size:14px;background:transparent;color:var(--text);border:1px solid #344558;border-radius:4px;padding:10px 19px;min-height:42px;cursor:pointer;white-space:nowrap}button:hover{background:#111e2c}button:focus-visible,input:focus-visible{outline:2px solid var(--one);outline-offset:5px}
.comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:38px;margin-top:28px}.system{min-width:0}.system-title{display:flex;justify-content:space-between;gap:16px;align-items:baseline}h2{font-size:clamp(20px,1.7vw,28px);font-weight:400;margin:0}.system-title>span{color:var(--dim);font-size:15px;font-variant-numeric:tabular-nums;white-space:nowrap}.legend{display:flex;gap:20px;margin-top:16px;font-size:13px;flex-wrap:wrap}.legend span{display:flex;align-items:center;gap:7px}.legend span:before{content:"";width:18px;height:2px;background:currentColor}.one{color:var(--one)}.two{color:var(--two)}.scene{position:relative;height:clamp(230px,calc(100svh - 470px),430px)}.scene>canvas{display:block;width:100%;height:100%}.scene-label,.axis-label{position:absolute;transform:translate(-50%,-50%);font-size:13px;pointer-events:none;white-space:nowrap;text-shadow:0 1px 5px #03060c}.axis-label{font-size:12px}.result{min-height:121px;display:flex;align-items:center;justify-content:space-between;gap:12px}.muted{color:var(--dim);font-size:14px;margin:0 0 10px}h3{font-size:19px;font-weight:400;margin:0}.detail{font-size:13px;line-height:1.4;color:var(--dim);margin:9px 0 0}.light-result canvas{width:138px;height:121px;flex-shrink:0}.neutrino-result>div{width:min(100%,360px)}.probabilities{margin-top:12px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.probability>div:first-child{display:flex;justify-content:space-between;gap:12px;font-size:16px;font-variant-numeric:tabular-nums}.track{height:5px;background:#162334;margin-top:9px}.track>span{display:block;height:100%;background:#e6efff;width:50%}.norm{font-size:14px;color:var(--dim);white-space:nowrap}.scene-notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:38px;font-size:12px;color:var(--dim);margin-top:8px;line-height:1.5}.controls{border-top:1px solid var(--line);margin-top:20px;padding-top:20px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.controls label{min-width:0;font-size:15px}.controls label>span:first-child{display:flex;gap:6px;align-items:baseline;flex-wrap:wrap}.controls output{margin-left:auto;font-variant-numeric:tabular-nums}.controls i{font-family:Georgia,serif;font-size:19px}.controls input{display:block;width:100%;height:24px;margin:12px 0 0;accent-color:#b7c9df;cursor:ew-resize}.ticks{display:flex;justify-content:space-between;font-size:11px;color:var(--dim);margin-top:3px}.hint{font-size:16px;line-height:1.5;margin:18px 0 0;min-height:24px}footer{display:flex;justify-content:space-between;gap:20px;color:#7d92ad;font-size:11px;line-height:1.5;margin-top:20px}footer>span:first-child{max-width:1100px}
@media(min-width:1500px){.scene{height:clamp(300px,calc(100svh - 460px),480px)}.result{min-height:140px}.light-result canvas{width:170px;height:140px}.scene-label{font-size:16px}.axis-label{font-size:14px}.legend{font-size:15px}.controls label{font-size:17px}.hint{font-size:18px}}
@media(max-width:1000px){main{padding:23px}.comparison{gap:24px}.system-title{flex-direction:column;gap:7px}.legend{gap:12px;font-size:12px}.result{align-items:flex-start;min-height:153px}.light-result canvas{width:112px;height:112px}.neutrino-result{flex-direction:column;justify-content:center;gap:10px}.norm{margin:0}.scene-notes{gap:24px}.controls{gap:20px}.controls label{font-size:14px}}
@media(max-width:700px){main{padding:22px 16px}header{gap:14px;flex-wrap:wrap}header p{font-size:14px}h1{font-size:27px}.comparison{grid-template-columns:1fr;gap:24px;margin-top:25px}.system-title{flex-direction:row;gap:10px}h2{font-size:21px}.system-title>span{font-size:13px}.legend{font-size:12px}.scene{height:230px}.scene-label{font-size:12px}.result{min-height:112px;align-items:center}.light-result canvas{width:125px;height:112px}h3{font-size:17px}.detail,.muted{font-size:12px}.neutrino-result{flex-direction:row}.neutrino-result>div{width:100%}.norm{display:none}.probabilities{gap:22px}.scene-notes{display:block;margin-top:12px}.scene-notes>span:first-child{display:none}.controls{grid-template-columns:1fr;gap:21px;margin-top:20px}.controls label{font-size:16px}.controls input{height:27px;margin-top:8px}.hint{font-size:15px}footer{flex-direction:column;gap:9px;margin-top:22px}}
.controls [hidden]{display:none!important}.solar .controls{grid-template-columns:minmax(0,1fr);max-width:100%;gap:0}.solar .controls label{font-size:17px}.solar .result{min-height:121px}.solar .scene-notes>span:first-child{display:block}.embed main{padding:12px 18px}.embed header h1{font-size:24px}.embed header p,.embed footer{display:none}.embed header button{min-height:32px;padding:7px 13px}.embed .comparison{margin-top:12px}.embed .scene{height:clamp(230px,calc(100svh - 500px),360px)}.embed .result{min-height:110px}.embed .hint{font-size:15px;margin-top:12px}.embed .controls{margin-top:12px;padding-top:14px}.embed .scene-notes{margin-top:4px}

.solar .legend span:before{margin-right:0}.solar .legend .m,.solar .legend .m *,.solar .scene-label .m *,.solar .axis-label .m *{display:inline}.solar .legend>span{gap:7px}
.solar .result{min-height:0;display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:12px 22px;margin-top:4px}.solar .result .muted{margin:0;white-space:nowrap;font-size:15px}.solar .neutrino-result>.probabilities{width:auto;flex:0 1 400px;margin-top:0}.solar .probability>div:first-child{font-size:18px;align-items:baseline}
.solar #explanation,.solar header>button{display:none}.solar .scene{height:clamp(260px,calc(100svh - 500px),470px)}
.px-chart{margin-top:14px;border-top:1px solid var(--line);padding-top:10px}.chart-head{display:flex;flex-wrap:wrap;align-items:center;gap:4px 28px;font-size:16px;padding-left:34px}.chart-head .key{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--dim)}.chart-head .key:before{content:"";width:22px;height:2.5px;background:#e6efff}.chart-head .key.mat:before{background:#ff8f6b}#px-chart{display:block;width:100%;height:clamp(110px,15vh,160px);margin-top:4px}
.solar .controls{margin-top:0;padding:4px 8px 0 34px;border-top:0}.solar .controls label>span:first-child{align-items:center}.solar #play{min-height:30px;padding:5px 13px;margin-left:16px;font-size:14px}
.embed.solar header{display:none}.embed.solar .comparison{margin-top:0}.embed.solar .scene-notes{display:none}.embed.solar main{padding:10px 12px}.embed.solar .comparison{gap:22px}.embed.solar .scene{height:clamp(240px,calc(100svh - 460px),400px)}.embed .px-chart{margin-top:8px}.embed #px-chart{height:clamp(100px,calc(100svh - 600px),190px)}
@media(max-width:700px){.solar .result{flex-direction:column;align-items:stretch;gap:8px}.solar .neutrino-result>.probabilities{flex:none}.solar .scene{height:205px}.chart-head{padding-left:0;font-size:15px}.chart-head .key{font-size:13px}#px-chart{height:150px}.solar .controls{padding-left:34px}}