.journey-page .lab-heading h1{font-size:clamp(38px,4vw,60px)}.journey-page .lab-sidebar{display:block}.journey-page .control-field small,.journey-page .control-note{font-size:14px}.journey-transport{padding:0 30px 22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.journey-transport label{margin-left:auto;font-size:14px;color:#bfccd4}.journey-transport select{background:#132233;color:#edf4f7;border:1px solid #587083;padding:7px;font-size:14px}.journey-transport>span{font-size:14px;color:#a9eccd;font-variant-numeric:tabular-nums;flex-basis:100%}.journey-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-block:1px solid #263543;background:#0c1926}.journey-stages button{padding:15px 12px;border:0;border-bottom:2px solid transparent;background:transparent;color:#aebcc7;text-align:left;font-size:14px;line-height:1.45;cursor:pointer}.journey-stages button span{display:block;font-size:12px;letter-spacing:1.5px;color:#6e91a2;margin-bottom:4px}.journey-stages button[aria-pressed=true]{background:#122b31;color:#dafbeb;border-bottom-color:#a9eccd}.journey-stages button[aria-pressed=true] span{color:#a9eccd}#journey-scene{display:block;width:100%;height:420px;background:#070f1a}.journey-legend{padding:15px 28px 0;display:flex;gap:8px 17px;flex-wrap:wrap;font-size:13px;color:#b6c5ce}.journey-legend span:before{content:'';display:inline-block;width:13px;height:3px;background:var(--legend);margin:0 7px 3px 0}.journey-narrative{padding:24px 28px 5px;display:flex;gap:20px;align-items:flex-start}.journey-narrative h2{font:29px/1.2 var(--world-serif);margin:0 0 10px;color:#e8f3ed}.journey-narrative p{margin:0;color:#b5c5cf;font-size:16px;line-height:1.7;max-width:750px}.journey-next{flex-shrink:0;color:#a9eccd;background:transparent;border:1px solid #385e59;padding:10px 13px;cursor:pointer;font-size:14px;max-width:190px;line-height:1.5}.journey-caption{font-size:13px;line-height:1.65;color:#94a9ba;margin:12px 28px 22px}.journey-flip{width:100%;border-color:#648d83;color:#c3f0df;margin-top:4px}.journey-field-reading{font-size:14px;line-height:1.6;color:#c2dbc9}.journey-presets{padding:16px 0;border-block:1px solid #283746;margin-block:20px}.journey-presets>span{width:100%}.journey-page .lab-sidebar>.text-link{display:block;width:fit-content;margin:19px 0}.journey-silent{font-size:13px;line-height:1.6;color:#98aabc}.journey-response{border-top:1px solid #263543;padding:24px 28px}.journey-chart-heading{display:flex;gap:20px;align-items:start;justify-content:space-between}.journey-chart-heading h2{font:26px/1.2 var(--world-serif);margin:0 0 10px}.journey-chart-heading p{color:#b6c6d2;font-size:14px;line-height:1.6;margin:0}.journey-chart-heading>strong{font-size:14px;white-space:nowrap;color:#efc888;font-weight:400}#response-chart{width:100%;height:215px;display:block;margin-top:12px}.journey-response>p{font-size:13px;line-height:1.65;color:#96aabd;margin-bottom:0}.journey-page .chart-legend .dashed:before{background:repeating-linear-gradient(90deg,var(--legend) 0 4px,transparent 4px 7px)}.particle-section{padding-block:75px;border-bottom:1px solid #283746;scroll-margin-top:20px}.particle-section .learn-header{align-items:center}.particle-intro{font-size:18px;color:#becbd4;max-width:770px;line-height:1.75;margin:0 0 30px}.particle-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:32px;align-items:start}.particle-visual{background:#0b1420;border:1px solid #293c47;min-width:0}#particle-scene{display:block;width:100%;height:360px}.particle-verdict{padding:20px 26px 0}.particle-verdict h3{font:27px/1.25 var(--world-serif);color:#b7edd1;margin:0 0 10px}.particle-verdict p{font-size:16px;line-height:1.7;color:#b8c8d1;margin:0}.particle-data{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;padding:20px 26px;margin:0;border-top:1px solid #293c47}.particle-data dt{font-size:13px;line-height:1.5;color:#9bafbf}.particle-data dd{margin:9px 0 0;color:#d6f4e6;font-size:18px;font-variant-numeric:tabular-nums}.particle-controls{padding:0 8px}.particle-controls .control-field:first-child{margin-top:0}.particle-controls .control-field label,.particle-controls legend{font-size:15px}.particle-shortcuts{display:flex;gap:8px;flex-wrap:wrap}.particle-shortcuts .lab-button{font-size:14px;padding:9px 12px}.particle-controls>.control-note{font-size:14px;line-height:1.7;color:#adbfcc}.photon-reading{border-left:2px solid #89efac;padding:4px 0 5px 20px;margin-top:26px}.photon-reading p{font-size:14px;color:#b8c7d1;line-height:1.65}.photon-reading p:first-child{color:#d5ede0;margin:0 0 10px}.photon-reading strong{font-weight:400;font-size:22px;color:#e6f4ec;line-height:1.6}.photon-reading .text-link{font-size:14px}.journey-page :is(button,select,input):focus-visible{outline:2px solid #f0d49e;outline-offset:4px}.journey-page .model-content{overflow-wrap:anywhere}.journey-page .equation{overflow-x:auto}
@media(min-width:1500px){#journey-scene{height:470px}}
@media(max-width:1050px){.journey-narrative{display:block}.journey-next{margin-top:16px;max-width:none}.journey-chart-heading{display:block}.journey-chart-heading>strong{display:block;margin-top:10px}.particle-grid{gap:22px;grid-template-columns:minmax(0,1.3fr) minmax(275px,1fr)}}
@media(max-width:720px){.particle-grid{grid-template-columns:1fr}.particle-section{padding-block:48px}.particle-controls{padding:10px 0}.particle-intro{font-size:16px}.particle-section .learn-header{gap:20px}.journey-transport label{margin-left:0}.particle-section .learn-header h2{font-size:36px}}
@media(max-width:540px){.journey-transport{padding-inline:22px}.journey-stages button{padding:12px 9px}.journey-narrative,.journey-response{padding-inline:22px}.journey-narrative h2{font-size:27px}.journey-legend{padding-inline:22px;gap:8px 14px}.journey-caption{margin-inline:22px}#journey-scene{height:370px}.journey-page .lab-data{grid-template-columns:1fr 1fr}.journey-page .lab-data>div:last-child{grid-column:1/-1}.journey-page .lab-data dd small{display:inline}.journey-page .lab-data dt{font-size:14px}.particle-data{padding:20px;gap:18px;grid-template-columns:1fr 1fr}.particle-data>div:last-child{grid-column:1/-1}.particle-verdict{padding-inline:20px}#particle-scene{height:340px}.particle-section .learn-header{display:flex;flex-wrap:wrap}.particle-section .learn-header .lab-button{flex-shrink:0}}