.bh-observatory{--bh-bg:#07090e;--bh-panel:#0d1119;--bh-line:#252832;--bh-text:#f3ece1;--bh-muted:#a5a3a4;--bh-gold:#efbe83;color:var(--bh-text);background:var(--bh-bg);border:1px solid #252832;border-radius:18px;overflow:hidden;margin:1.25rem 0 2rem;font-family:system-ui,-apple-system,Noto Sans SC,sans-serif;box-shadow:0 20px 65px #1114}.bh-heading{display:flex;justify-content:space-between;align-items:center;padding:2.3rem 2.5rem 2rem;gap:1rem;background:radial-gradient(ellipse at 10% 0,#34232066,transparent 65%)}.bh-eyebrow{font:10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.19em;color:var(--bh-gold);margin:0 0 1rem}.bh-heading h1{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:600;letter-spacing:.035em;color:var(--bh-text);line-height:1.25;margin:0}.bh-heading h1 span{display:block;font-size:.84rem;font-weight:400;color:var(--bh-muted);letter-spacing:.12em;margin:.85rem 0 0}.bh-heading-mark{display:flex;align-items:center;gap:1rem;color:#d5bda0;font-size:3.5rem;line-height:1}.bh-heading-mark span{font:9px/1.8 ui-monospace,monospace;letter-spacing:.1em;color:#8b898b}.bh-workspace{display:grid;grid-template-columns:minmax(0,1fr) 302px;border-top:1px solid var(--bh-line);border-bottom:1px solid var(--bh-line)}.bh-stage{position:relative;min-width:0;min-height:600px;overflow:hidden;background:#03050a}#bh-canvas{position:absolute;inset:0;display:block;width:100%;height:100%;min-height:0;background:#03050a}.bh-stage-top,.bh-stage-bottom{position:absolute;z-index:1;left:1.5rem;right:1.5rem;display:flex;align-items:center;justify-content:space-between;gap:.75rem;color:#aaa8a7;font:10px ui-monospace,monospace;letter-spacing:.04em;pointer-events:none}.bh-stage-top{top:1.35rem}.bh-stage-bottom{bottom:1.3rem;font-size:9px;color:#939393}.bh-live{display:inline-flex;align-items:center;gap:.45rem;color:#d6d8d5}.bh-live i{width:5px;height:5px;border-radius:50%;background:#a3c2bc;box-shadow:0 0 8px #91e1cd88}.bh-canvas-caption{position:absolute;left:1.5rem;bottom:3.6rem;font-size:10px;color:#b7a58f;letter-spacing:.18em;display:flex;align-items:center;gap:.65rem;pointer-events:none}.bh-caption-line{width:1.8rem;height:1px;background:#90745a}.bh-console{padding:1.4rem 1.4rem 1rem;background:var(--bh-panel);border-left:1px solid var(--bh-line)}.bh-console-title{display:flex;justify-content:space-between;font-size:.86rem;letter-spacing:.05em;margin-bottom:1.2rem}.bh-console-number{font:10px ui-monospace,monospace;color:#92887d}.bh-presets{display:flex;gap:.3rem}.bh-observatory button{font:inherit;cursor:pointer}.bh-presets button{flex:1;font-size:12px;padding:.65rem .3rem;min-height:44px;background:#131822;color:#bab8b7;border:1px solid #2a2d36;border-radius:5px;white-space:nowrap}.bh-presets button[aria-pressed=true]{background:#30261f;border-color:#876748;color:#f1c997}.bh-small{font-size:12px;line-height:1.7;color:var(--bh-muted);margin:.6rem 0 0}.bh-control{padding:1.1rem 0 .8rem;border-bottom:1px solid #252832}.bh-control label{display:flex;justify-content:space-between;align-items:center;gap:.6rem;font-size:13px;color:#dbd6d0}.bh-control label b{font:9px ui-monospace,monospace;color:#847f7c;margin-right:.6rem}.bh-control output{font:12px ui-monospace,monospace;color:#efc593;white-space:nowrap}.bh-observatory input[type=range]{display:block;width:100%;height:22px;min-width:0;margin:.75rem 0 .2rem;accent-color:#dfaf77;cursor:pointer;background:transparent;padding:0;border:0;box-sizing:border-box}.bh-observatory input[type=range]::-webkit-slider-runnable-track{height:3px;background:#353640;border-radius:5px}.bh-observatory input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;margin-top:-6px}.bh-range-ends{display:flex;justify-content:space-between;color:#959092;font:9px ui-monospace,monospace}.bh-toggles{display:flex;flex-wrap:wrap;gap:.7rem;margin:1rem 0;font-size:12px;color:#b8b5b1}.bh-toggles label{display:flex;gap:.35rem;align-items:center;cursor:pointer}.bh-toggles input{margin:0;accent-color:#dfaf77}.bh-actions{display:flex;gap:.5rem;margin:.2rem 0}.bh-actions button{border:1px solid #3b3632;background:#dfba89;color:#17130e;padding:.65rem 1rem;border-radius:5px;font-size:13px;min-height:44px}.bh-actions #bh-pause{flex:1}.bh-actions #bh-reset{background:transparent;color:#c3b8aa;border-color:#38373a}.bh-actions button:hover,.bh-presets button:hover{filter:brightness(1.2)}.bh-observatory :focus-visible{outline:2px solid #ffe0ad;outline-offset:4px}#bh-status{min-height:1.7em}.bh-readouts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:1.4rem 2.5rem;background:#0b0d13;gap:1.4rem}.bh-readouts>div{border-right:1px solid #29282d}.bh-readouts>div:last-child{border:0}.bh-readouts span{display:block;font-size:10px;color:#a9a4a0;margin-bottom:.7rem}.bh-readouts strong{display:block;font:clamp(14px,1.55vw,22px) ui-monospace,SFMono-Regular,monospace;color:#e8ceb0;font-weight:400;overflow-wrap:anywhere}.bh-readouts small{display:block;font-size:9px;line-height:1.7;color:#928c89;margin-top:.6rem;padding-right:.8rem}.bh-science{padding:2rem 2.5rem 1.6rem;border-top:1px solid var(--bh-line)}.bh-science h2{font-size:1.2rem;color:var(--bh-text);font-weight:500;margin:0 0 1.5rem}.bh-explanations{display:grid;grid-template-columns:repeat(3,1fr);gap:1.8rem}.bh-explanations article>span{font:9px ui-monospace,monospace;color:#bb956c;letter-spacing:.05em}.bh-explanations h3{font-size:15px;font-weight:500;margin:.65rem 0;color:#ded8ce}.bh-explanations p,.bh-model p{font-size:14px;line-height:1.85;color:#a9a4a0;margin:.5rem 0}.bh-model{border-top:1px solid #2b2930;padding-top:1rem;margin-top:1.6rem}.bh-model summary{cursor:pointer;list-style:none;color:#c3b6a3;font-size:13px}.bh-model summary:before{content:"+";margin-right:.7rem;color:#d9b687}.bh-model[open] summary:before{content:"−"}.bh-model summary span{float:right;font:9px ui-monospace,monospace;color:#999391}.bh-model p{max-width:1000px}.bh-sources{display:flex;gap:1.4rem;flex-wrap:wrap;margin-top:.85rem}.bh-sources a{color:#c9ad88;font-size:12px;text-decoration:none}.bh-sources a:hover{text-decoration:underline}.bh-fallback{position:absolute;inset:3rem 1.5rem;display:flex;flex-direction:column;justify-content:center}.bh-fallback[hidden]{display:none}.bh-fallback svg{width:100%;max-height:350px}.bh-fallback p,.bh-no-js{font-size:12px;line-height:1.8;color:#cabaa3}.bh-no-js{position:absolute;left:2rem;right:2rem;top:35%;padding:1rem;background:#111824}@media(max-width:1050px){.bh-workspace{grid-template-columns:minmax(0,1fr) 280px}.bh-heading{padding:1.8rem}.bh-readouts,.bh-science{padding-left:1.8rem;padding-right:1.8rem}.bh-stage{min-height:600px}}@media(max-width:760px){.bh-heading{padding:1.5rem 1.15rem}.bh-heading-mark{display:none}.bh-workspace{grid-template-columns:1fr}.bh-stage{height:420px;min-height:0}#bh-canvas{height:100%;min-height:0}.bh-console{border-left:0;border-top:1px solid var(--bh-line);padding:1.2rem}.bh-control{padding:1rem 0}.bh-console-title{margin-bottom:.9rem}.bh-presets button{padding:.65rem;font-size:12px}.bh-control label,.bh-control output{font-size:12px}.bh-small,.bh-toggles{font-size:12px}.bh-readouts{padding:1.2rem;gap:.8rem}.bh-readouts strong{font-size:14px}.bh-readouts span{line-height:1.6}.bh-science{padding:1.5rem 1.2rem}.bh-explanations{grid-template-columns:1fr;gap:1.2rem}.bh-explanations p,.bh-model p{font-size:14px}.bh-model summary span{float:none;display:block;margin:.5rem 0 1rem 1.2rem}.bh-stage-top,.bh-stage-bottom{left:1rem;right:1rem}.bh-canvas-caption{left:1rem}.bh-actions button{min-height:44px}}@media(max-width:420px){.bh-observatory{border-radius:12px;margin-top:.8rem}.bh-heading h1 span{letter-spacing:.06em;font-size:12px}.bh-eyebrow{font-size:8px}.bh-stage{height:340px}.bh-stage-top,.bh-stage-bottom{font-size:8px}.bh-readouts{grid-template-columns:1fr;gap:1rem}.bh-readouts>div{border-right:0;border-bottom:1px solid #26262c;padding-bottom:1rem}.bh-readouts>div:last-child{padding-bottom:0}.bh-readouts strong{font-size:20px}.bh-readouts small{font-size:10px}.bh-readouts span{margin-bottom:.4rem}.bh-control input[type=range]{height:28px}.bh-control input[type=range]::-webkit-slider-thumb{margin-top:-6px}}@media(prefers-reduced-motion:reduce){.bh-observatory *{scroll-behavior:auto}}