.bh-page{max-width:1500px;margin:0 auto;padding:50px 42px 70px}.bh-intro{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:35px}.bh-intro h1{font:clamp(54px,7.5vw,108px)/.95 Georgia,serif;letter-spacing:-.065em;margin:25px 0 0}.bh-intro h1 em{color:#c5d9ef;font-weight:400}.bh-intro>p{max-width:330px;font-size:13px;color:#b4bdcf;line-height:1.85;margin:0}.bh-stage{position:relative;height:clamp(430px,49vw,740px);border:1px solid #364057;border-radius:22px;overflow:hidden;background:#000;isolation:isolate}.bh-stage:fullscreen{height:100vh;width:100vw;border:0;border-radius:0}.bh-stage canvas{position:relative;z-index:1;touch-action:pan-y}.bh-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.bh-stage-top,.bh-stage-bottom{position:absolute;left:28px;right:28px;z-index:2;display:flex;justify-content:space-between;gap:20px;pointer-events:none}.bh-stage-top{top:26px;font:9px/1.6 ui-monospace,monospace;letter-spacing:.12em;color:#abb8d2}.bh-stage-top i{display:inline-block;width:5px;height:5px;border-radius:50%;background:#b5cef6;box-shadow:0 0 10px #b5cef6;margin-right:10px}.bh-stage-bottom{bottom:25px;align-items:end}.bh-scene-name{font:24px Georgia,serif;color:#eee8df;display:block;margin-bottom:8px}.bh-stage-bottom small{font-size:10px;color:#aab5ca}.bh-stage-actions{display:flex;gap:8px;pointer-events:auto}.bh-stage-actions button{display:flex;align-items:center;justify-content:center;gap:9px;border:1px solid #536078;border-radius:10px;background:#172033b8;backdrop-filter:blur(8px);color:#edf3ff;min-width:44px;min-height:44px;padding:10px 15px;font:12px system-ui;cursor:pointer}.bh-stage-actions button:hover{background:#2c3b56}.bh-caption{font-size:10px;line-height:1.8;color:#a4adc1;margin:15px 4px 37px}.bh-render-error{position:absolute;left:20px;right:20px;top:65px;z-index:2;font:12px/1.7 system-ui;background:#131c2ef0;color:#e1eafa;padding:16px;border:1px solid #54688b;border-radius:8px}.bh-controls{background:#181f2b;border:1px solid #38455c;border-radius:17px;padding:30px}.bh-controls-heading{display:flex;justify-content:space-between;align-items:start;gap:25px}.bh-controls h2,.bh-scale h2,.bh-copy h2{font:clamp(28px,3.5vw,43px)/1.12 Georgia,serif;letter-spacing:-.04em;margin:16px 0 27px}.bh-controls h2 em,.bh-scale h2 em{color:#c1d7ee}.bh-reset,.bh-options button,.bh-mass-presets button{display:inline-flex;align-items:center;gap:8px;padding:10px 13px;border:1px solid #475774;border-radius:8px;background:transparent;color:#cdd9ed;font:11px/1.5 system-ui;cursor:pointer}.bh-options button:hover,.bh-reset:hover,.bh-mass-presets button:hover{background:#2a3851}.bh-options button[aria-pressed=true]{background:#2b4166;border-color:#8ea8d0;color:#f3f7ff}.bh-sliders{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px}.bh-sliders label{font-size:12px;color:#ebf0f9}.bh-sliders output{float:right;font:12px ui-monospace,monospace;color:#c3d8ff}.bh-sliders small{display:block;font-size:10px;line-height:1.7;color:#aab8cf}.bh-page input[type=range]{display:block;width:100%;accent-color:#bad2fc;cursor:pointer;margin:17px 0;min-height:26px}.bh-options{display:flex;justify-content:space-between;gap:15px;border-top:1px solid #354158;margin-top:28px;padding-top:23px}.bh-options>div{display:flex;gap:8px;flex-wrap:wrap}.bh-page button:focus-visible,.bh-page input:focus-visible{outline:2px solid #bdd7ff;outline-offset:5px}.bh-scale{margin-top:65px;display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}.bh-scale p{font-size:13px;line-height:1.85;color:#b8c3d8}.bh-scale label{display:flex;justify-content:space-between;gap:20px;font-size:11px;margin-top:24px}.bh-scale label strong{color:#c2d6f4;font-weight:400}.bh-mass-presets{display:flex;gap:8px;flex-wrap:wrap}.bh-radius{padding:38px;border:1px solid #596b94;border-radius:17px;background:radial-gradient(ellipse at 85% 15%,#35519b66,transparent 70%),#17223b}.bh-radius>span{font:9px/1.8 ui-monospace,monospace;letter-spacing:.12em;color:#aebfdf}.bh-radius output{display:block;font:clamp(32px,4vw,56px)/1.1 Georgia,serif;letter-spacing:-.055em;margin-top:28px;overflow-wrap:anywhere}.bh-radius output small{display:block;font:12px system-ui;letter-spacing:0;color:#bdcce6;margin-top:14px}.bh-radius p{font:23px Georgia,serif;border-top:1px solid #415578;margin-top:30px;padding-top:22px}.bh-radius>small{font-size:10px;line-height:1.85;display:block;color:#afbfdb}.bh-copy{margin-top:65px;border-top:1px solid #38445c;padding-top:40px}.bh-anatomy{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;margin-top:30px}.bh-anatomy article{border-top:1px solid #3c4c67;padding-top:24px}.bh-anatomy article>span{font:12px ui-monospace,monospace;color:#abc3eb}.bh-anatomy h3{font:26px Georgia,serif;margin:22px 0 16px}.bh-anatomy p{font-size:12px;line-height:1.9;color:#b1bed3}.bh-notes{margin-top:40px;padding:24px;border:1px solid #3e4c64;border-radius:14px;color:#b7c5db;font-size:12px;line-height:1.9}.bh-notes summary{cursor:pointer;font-size:14px;color:#e2eafb}.bh-notes a{color:#c9dfff}.bh-notes li{margin:9px 0}.bh-next{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.bh-status{min-height:18px;font-size:11px;color:#b9cdeb}.bh-loading{background:#060a12 url('/atlas/brand-lab-trou-noir.svg') center/cover;min-height:450px;border-radius:22px;padding:30px;color:#c8d8f5}
@media(max-width:800px){.bh-page{padding:35px 24px 50px}.bh-intro{display:block}.bh-intro>p{max-width:520px;margin-top:25px}.bh-scale{gap:28px}.bh-sliders{gap:22px}.bh-anatomy{gap:22px}.bh-options{flex-direction:column}.bh-stage{height:500px}}
@media(max-width:540px){.bh-page{padding:30px 16px 40px}.bh-intro h1{font-size:60px}.bh-intro .eyebrow{font-size:9px}.bh-intro>p{font-size:12px}.bh-stage{height:440px;border-radius:14px}.bh-stage-top{left:16px;right:16px;top:18px;font-size:7px;gap:10px}.bh-stage-bottom{left:16px;right:16px;bottom:18px;align-items:start;flex-direction:column;gap:18px}.bh-scene-name{font-size:21px}.bh-stage-bottom small{font-size:9px}.bh-controls{padding:24px 20px}.bh-controls-heading{flex-direction:column;gap:0}.bh-reset{margin-bottom:28px}.bh-sliders,.bh-scale,.bh-anatomy{grid-template-columns:1fr;gap:25px}.bh-sliders label{font-size:13px}.bh-sliders small{font-size:11px}.bh-scale{margin-top:45px}.bh-scale label{display:block;line-height:2}.bh-scale label strong{display:block}.bh-radius{padding:28px}.bh-anatomy{gap:15px}.bh-copy{margin-top:45px}.bh-anatomy h3{font-size:27px}.bh-stage:fullscreen .bh-stage-bottom{flex-direction:row;align-items:end}.bh-stage:fullscreen .bh-scene-name{font-size:18px}.bh-caption{font-size:10px}}
@media(prefers-reduced-motion:reduce){.bh-page *{scroll-behavior:auto!important;transition:none!important}}