:root{color-scheme:dark;--bg:#101d24;--ink:#f4f2e8;--muted:#adb9bd;--lime:#ddf5a0;--line:#ffffff23}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--lime);outline-offset:4px}[hidden]{display:none!important}#scene{position:fixed;inset:0;width:100%;height:100%;touch-action:none}#landing{position:relative;min-height:100vh;background:linear-gradient(90deg,#101d24 0%,#101d24ed 30%,#101d2480 52%,transparent 78%);pointer-events:none}#landing button,#landing a{pointer-events:auto}.header{display:flex;align-items:center;justify-content:space-between;padding:32px 5vw}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-size:21px;font-weight:650;letter-spacing:-.6px}.brand-mark{background:var(--lime);color:#132326;width:46px;height:46px;display:grid;place-items:center;border-radius:13px;font-size:20px;font-weight:750}.brand small{display:block;font-size:10px;letter-spacing:2.4px;margin-top:4px;color:var(--muted)}.version{font-size:10px;letter-spacing:1.7px;border:1px solid var(--line);padding:10px 15px;border-radius:30px;color:var(--muted)}.intro{min-height:390px;display:flex;align-items:center;justify-content:space-between;padding:28px 5vw 50px;gap:50px}.intro-copy{max-width:550px}.eyebrow{font-size:10px;letter-spacing:1.9px;font-weight:700;color:var(--lime);margin:0 0 18px;display:flex;align-items:center;gap:9px}.dot{height:7px;width:7px;display:inline-block;border-radius:50%;background:var(--lime);flex-shrink:0}h1{font-size:clamp(40px,4.7vw,72px);font-weight:500;line-height:1.08;letter-spacing:-3px;margin:25px 0}h1 em{font-style:normal;color:var(--lime)}.lead{max-width:440px;color:#bdc7c9;font-size:16px;line-height:1.7;margin-bottom:24px}.tags{display:flex;gap:8px;flex-wrap:wrap}.tags span{border:1px solid #ffffff25;border-radius:30px;font-size:11px;padding:8px 12px;color:#d3dadd}#loading{font-size:12px;color:var(--muted)}.hero-caption{align-self:flex-end;min-width:220px;text-align:right;padding-bottom:15px;text-shadow:0 2px 18px black}.hero-caption span{font-size:10px;letter-spacing:2px;color:var(--lime)}.hero-caption strong{display:block;font-size:58px;letter-spacing:9px;font-weight:450;margin:8px 0}.hero-caption small{color:#d6d8d0;font-size:11px}.module-section{padding:24px 5vw 20px;background:linear-gradient(0deg,#101d24 60%,#101d24e8)}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}h2{font-size:21px;font-weight:550;letter-spacing:-.6px;margin:0}.section-title span{font-size:12px;color:var(--muted)}.module-card{display:flex;gap:27px;align-items:center;border:1px solid #c4d0c533;background:#18282ff5;border-radius:18px;padding:26px 30px}.module-number{display:grid;place-items:center;font-size:34px;font-weight:350;color:var(--lime);width:85px;min-width:85px;height:100px;border:1px solid #ddf5a033;border-radius:12px;background:linear-gradient(135deg,#ddf5a014,transparent)}.module-copy{flex:1}.module-copy .eyebrow{margin-bottom:10px;font-size:9px}h3{font-size:26px;font-weight:550;letter-spacing:-.6px;margin:0 0 8px}.module-copy>p:not(.eyebrow){font-size:13px;color:var(--muted);margin:0;line-height:1.6}.card-meta{display:flex;gap:18px;margin-top:18px;font-size:10px;color:#d6dfd9}.card-meta span+span:before{content:'•';margin-right:18px;color:var(--lime)}.module-actions{display:flex;flex-direction:column;gap:9px;min-width:220px}.button{border:1px solid transparent;padding:12px 18px;border-radius:9px;font-size:12px;font-weight:650;transition:background .18s}.primary{background:var(--lime);color:#172725}.primary:hover:not(:disabled){background:#eafdbe}.primary span{margin-left:30px}.secondary{background:#1b2c33;color:var(--ink);border-color:var(--line)}.secondary:hover:not(:disabled){background:#2b414a}#xr-status{font-size:10px;color:var(--muted);text-align:center;max-width:245px;line-height:1.5}.landing-footer{display:flex;justify-content:space-between;padding:23px 5vw 30px;font-size:10px;color:#8f9fa4;background:var(--bg);gap:30px}.landing-footer span:last-child{text-align:right;max-width:500px}.viewer-header{position:fixed;top:18px;left:22px;right:22px;display:flex;align-items:center;justify-content:space-between;gap:12px}.viewer-title{font-size:23px;letter-spacing:3px;text-shadow:0 2px 6px black}.viewer-title small{display:block;font-size:8px;letter-spacing:1.7px;margin-top:5px}.info-panel{position:fixed;left:22px;top:100px;width:310px;border:1px solid var(--line);background:#101d24ee;backdrop-filter:blur(15px);padding:23px;border-radius:15px;max-height:calc(100vh - 200px);overflow:auto}.info-panel .eyebrow{font-size:9px;margin-bottom:12px}.info-panel h2{font-size:24px;line-height:1.2}.info-panel>p:not(.eyebrow){font-size:13px;line-height:1.65;color:#c2cdcf}.station-nav{display:flex;gap:8px;margin-top:16px}.station-nav button{padding:10px 12px;flex:1;font-size:10px}.calculation{border-top:1px solid var(--line);margin-top:22px;padding-top:22px}.small-copy{font-size:11px;color:var(--muted);line-height:1.6}.numbers{display:flex;align-items:center;gap:15px;margin:15px 0}.numbers label{font-size:11px;color:var(--muted);flex:1}.numbers input{display:block;width:100%;padding:9px;margin-top:5px;background:#203139;color:var(--ink);border:1px solid var(--line);border-radius:8px;font:inherit;font-size:20px}.calculation>.button{width:100%}output{display:block;text-align:center;font-size:24px;font-variant-numeric:tabular-nums;color:var(--lime);padding-top:16px}.viewer-bottom{position:fixed;bottom:20px;left:22px;right:22px;display:flex;justify-content:space-between;align-items:center;gap:20px}.viewer-bottom>div{display:flex;align-items:center;gap:10px;font-size:11px;background:#101d24dc;padding:13px 18px;border-radius:9px;max-width:650px}.mobile-controls{display:none}#message{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);max-width:450px;width:90%;background:#162b33;border:1px solid var(--lime);border-radius:16px;padding:25px;z-index:10;box-shadow:0 10px 100px black}#message p{line-height:1.6;font-size:14px}#message button{width:100%}@media(max-width:750px){.header{padding:20px 6vw}.version{display:none}.intro{padding:20px 6vw;min-height:360px}.intro-copy{max-width:90%}h1{font-size:43px;letter-spacing:-2px}.hero-caption{display:none}#landing{background:linear-gradient(90deg,#101d24f5,#101d24b8)}.module-section{padding:25px 6vw}.section-title span{display:none}.module-card{padding:20px;gap:20px;flex-wrap:wrap}.module-number{width:55px;min-width:55px;height:75px;font-size:27px}.module-copy{min-width:170px}.module-actions{width:100%}.module-actions #xr-status{max-width:none}.landing-footer{padding:15px 6vw;flex-direction:column;gap:10px}.landing-footer span:last-child{text-align:left}.viewer-title small{display:none}.viewer-header{left:12px;right:12px}.viewer-header .button{font-size:10px;padding:11px}.info-panel{left:12px;top:auto;bottom:85px;width:240px;max-height:38vh;padding:16px}.info-panel h2{font-size:20px}.viewer-bottom{left:12px;right:12px;bottom:13px}.viewer-bottom>div{max-width:240px;font-size:9px}.viewer-bottom>.button{display:none}.mobile-controls{display:grid;grid-template-columns:repeat(2,40px);gap:7px;position:fixed;right:12px;bottom:100px}.mobile-controls button{background:#152c36d9;color:var(--lime);border:1px solid var(--line);padding:10px;border-radius:8px}#scene{opacity:.9}}