:root{--bm-line:#fafaf780;--bm-line-soft:#fafaf738;--bm-ease:cubic-bezier(.22,1,.36,1);--bm-t:.6s}html[data-theme=light]{--bm-line:#0b0b0f80;--bm-line-soft:#0b0b0f33}.bm-hero .lead{max-width:640px}.bm-byline{font:11px/1.6 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:22px 0 0}.bm-stage{padding-top:0}.bm-room-header{flex-wrap:wrap;align-items:center;gap:16px}.bm-room-header strong{font-size:16px;font-weight:500;display:block}.bm-room-header small{font:11px/1.6 var(--mono);letter-spacing:.04em;color:var(--muted);margin-top:2px;display:block}.bm-toggle{border:1px solid var(--border);background:var(--bg);gap:2px;padding:2px;display:inline-flex}.bm-toggle button{font:11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;min-height:36px;color:var(--muted);transition:background var(--bm-t) var(--bm-ease),color var(--bm-t) var(--bm-ease);align-items:center;padding:0 16px;display:inline-flex}.bm-toggle button.is-on{background:var(--fg);color:var(--bg)}.bm-toggle button:focus-visible,.bm-node:focus-visible,.bm-rail button:focus-visible,.bm-controls button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.bm-room-body{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);min-height:0;display:grid}.bm-map-col{border-right:1px solid var(--border);flex-direction:column;justify-content:center;min-width:0;padding:28px 32px 24px;display:flex}.bm-side{flex-direction:column;min-width:0;display:flex}.bm-map{aspect-ratio:1;-webkit-user-select:none;user-select:none;width:100%;max-width:470px;margin:8px auto 0;padding:0;position:relative}.bm-lines{width:100%;height:100%;position:absolute;inset:0;overflow:visible}.bm-lines *{vector-effect:non-scaling-stroke}.bm-orbit,.bm-track,.bm-spoke,.bm-ring,.bm-flow,.bm-exc,.bm-exc-dot{fill:none;transition:opacity var(--bm-t) var(--bm-ease),stroke-dashoffset 1.2s var(--bm-ease)}.bm-orbit{stroke:var(--accent);stroke-width:1px;opacity:.28}.bm-orbit:nth-child(2){opacity:.18}.bm-orbit:nth-child(3){opacity:.1}.is-after .bm-orbit{opacity:0}.bm-track{stroke:var(--border);stroke-width:1px;opacity:1}.bm-spoke{stroke:var(--bm-line);stroke-width:1.5px;stroke-linecap:round;stroke-dasharray:.01 6;opacity:1;animation:2.2s linear infinite bm-in}.is-after .bm-spoke{opacity:0;animation:none}@keyframes bm-in{to{stroke-dashoffset:-12px}}.bm-ring{stroke:var(--bm-line);stroke-width:1.25px;stroke-dasharray:1;stroke-dashoffset:1px;opacity:0;transition-delay:0s}.is-after .bm-ring{stroke-dashoffset:0;opacity:1;transition-delay:.1s}.bm-flow{stroke:var(--fg);stroke-width:2.5px;stroke-linecap:round;stroke-dasharray:.01 11;opacity:0;transition:opacity .8s var(--bm-ease);animation:2.6s linear infinite bm-in}.is-after .bm-flow{opacity:.9;transition-delay:1.1s}.bm-exc{stroke:var(--accent);stroke-width:1.5px;stroke-linecap:round;opacity:0;transition:opacity .7s var(--bm-ease)}.is-after .bm-exc{opacity:1}.bm-exc-dot{fill:var(--accent);stroke:none;opacity:0;transition:opacity .4s var(--bm-ease)}.is-after .bm-exc-dot{opacity:1}.bm-node{font:inherit;color:inherit;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;width:46px;height:46px;padding:0;display:flex;position:absolute;transform:translate(-50%,-50%)}.bm-node-dot{border:1px solid var(--muted);background:var(--card);width:46px;height:46px;font:12px var(--mono);letter-spacing:.04em;color:var(--fg);font-variant-numeric:tabular-nums;box-shadow:0 0 0 4px var(--card);transition:background var(--bm-t) var(--bm-ease),color var(--bm-t) var(--bm-ease),border-color var(--bm-t) var(--bm-ease),box-shadow var(--bm-t) var(--bm-ease),transform .35s var(--bm-ease);border-radius:50%;place-items:center;display:grid;position:relative}.bm-node:hover .bm-node-dot{border-color:var(--fg);transform:scale(1.06)}.bm-node.is-selected .bm-node-dot{background:var(--accent);border-color:var(--accent);color:#0b0b0f;box-shadow:0 0 0 4px var(--card),0 0 28px #d9775773}.bm-node-label{background:var(--card);color:var(--fg);white-space:nowrap;letter-spacing:-.01em;pointer-events:none;margin-top:8px;padding:1px 4px;font-size:13px;line-height:1.15;position:absolute;top:100%}.bm-node[data-side=top] .bm-node-label{margin:0 0 8px;top:auto;bottom:100%}.bm-node[data-side=right] .bm-node-label{margin:0 0 0 12px;top:auto;left:100%}.bm-node[data-side=left] .bm-node-label{margin:0 12px 0 0;top:auto;right:100%}.bm-node.is-selected .bm-node-label{font-weight:500}.bm-node-dot:after{content:"";background:var(--accent);opacity:1;width:7px;height:7px;box-shadow:0 0 0 2px var(--card);transition:opacity var(--bm-t) var(--bm-ease);border-radius:50%;position:absolute;top:-1px;right:-1px}.is-after .bm-node-dot:after,.bm-node.is-selected .bm-node-dot:after{opacity:0}.bm-owner{pointer-events:none;flex-direction:column;align-items:center;display:flex;position:absolute;transform:translate(-50%,-50%)}.bm-owner-disc{background:var(--fg);width:132px;height:132px;color:var(--bg);border:1px solid var(--fg);box-shadow:0 0 0 6px var(--card),0 0 0 7px var(--border),0 0 70px #d9775759;transition:transform .9s var(--bm-ease),background var(--bm-t) var(--bm-ease),color var(--bm-t) var(--bm-ease),border-color var(--bm-t) var(--bm-ease),box-shadow .9s var(--bm-ease);border-radius:50%;place-items:center;display:grid}.bm-owner-disc span{font:12px var(--mono);letter-spacing:.18em;text-transform:uppercase}.is-after .bm-owner-disc{background:var(--card);color:var(--fg);border-color:var(--muted);box-shadow:0 0 0 6px var(--card),0 0 0 7px var(--card),0 0 0 #d9775700;transform:scale(.56)}.bm-owner-note{font:10px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);white-space:nowrap;background:var(--card);transition:transform .9s var(--bm-ease);margin-top:10px;padding:2px 6px;position:absolute;top:100%;left:50%;transform:translate(-50%)}.is-after .bm-owner-note{transform:translate(-50%,-28px)}.bm-meter{margin-top:20px}.bm-meter .panel-title{border-top:1px solid var(--border);padding-top:16px}.bm-meter-value{font-variant-numeric:tabular-nums;color:var(--muted);white-space:nowrap}.bm-meter .panel-title{gap:16px}.bm-meter-note{color:var(--muted);margin:10px 0 0;font-size:13px}.bm-meter-line i{background:var(--accent);height:100%;transition:width .9s var(--bm-ease);display:block;transform:none}.bm-hint{color:var(--muted);transition:opacity .4s var(--bm-ease);margin:14px 0 0;font-size:13px}.bm-hint.is-hidden{display:none}.bm-rail{border-right:0;border-bottom:1px solid var(--border)}.bm-rail>button{gap:14px;min-height:52px;padding:14px 24px}.bm-rail>button:last-child{border-bottom:0}.bm-rail>button .index{flex:none;width:24px}.bm-rail>button strong{letter-spacing:-.01em;font-size:15px;font-weight:500}.bm-rail>button .step-when{font-size:11px;display:inline}.bm-rail>button.selected strong{color:var(--fg)}.bm-detail{flex:1;padding:32px 32px 28px}.bm-detail .eyebrow{margin-bottom:18px}.bm-state.after{color:var(--accent-text)}.bm-detail h3{letter-spacing:-.03em;margin-bottom:8px;font-size:34px;line-height:1.05}.bm-detail h4{letter-spacing:-.01em;color:var(--accent-text);margin:0 0 18px;font-size:17px;font-weight:400}.bm-lines-list{margin:0;padding:0;list-style:none}.bm-lines-list li{border-top:1px solid var(--border);animation:bm-line .5s var(--bm-ease) both;padding:12px 0;font-size:16px;line-height:1.5}@keyframes bm-line{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.bm-controls{border-top:1px solid var(--border);align-items:center;padding-top:16px}.bm-flip{color:var(--accent-text);align-items:center;min-height:44px;padding:0;font-size:14px;font-weight:500;display:inline-flex}.bm-flip:hover{text-underline-offset:4px;text-decoration:underline}.bm-steps{gap:6px;display:inline-flex}.bm-steps button{border:1px solid var(--border);width:44px;height:44px;transition:background .3s var(--bm-ease),color .3s var(--bm-ease),border-color .3s var(--bm-ease);place-items:center;font-size:16px;display:grid}.bm-steps button:hover{background:var(--fg);color:var(--bg);border-color:var(--fg)}.bm-sign{flex-direction:column;gap:2px;margin:24px 0;font-size:14px;display:flex}.bm-sign strong{letter-spacing:-.01em;font-weight:600}.bm-sign span,.bm-closing .fine-print{color:var(--muted)}.bm-reveal{opacity:0;transition:opacity .6s var(--bm-ease),transform .6s var(--bm-ease),border-color .2s;transform:translateY(12px)}.bm-reveal.is-in{opacity:1;transform:none}@media (max-width:1200px){.bm-map-col{padding:24px}.bm-detail{padding:28px 24px 24px}.bm-rail>button{padding:12px 20px}.bm-owner-disc{width:112px;height:112px}.bm-map{max-width:420px}}@media (max-width:900px){.bm-room-body{grid-template-columns:1fr}.bm-map-col{border-right:0;border-bottom:1px solid var(--border);padding:16px 16px 20px}.bm-map{max-width:520px;margin:8px auto 0;padding:0}.bm-map-col{display:block}.bm-node-label,.bm-node[data-side=top] .bm-node-label,.bm-node[data-side=right] .bm-node-label,.bm-node[data-side=left] .bm-node-label{margin:6px 0 0;inset:100% auto auto}.bm-rail{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding:0 16px;display:flex;overflow-x:auto}.bm-rail::-webkit-scrollbar{display:none}.bm-rail>button{scroll-snap-align:start;border-bottom:2px solid #0000;border-left:0;flex:none;gap:8px;width:auto;min-height:56px;margin-right:20px;padding:16px 4px;display:flex}.bm-rail>button.selected{border-bottom-color:var(--accent);background:0 0}.bm-rail>button .step-when{display:none}.bm-rail>button .index{width:auto;display:inline}.bm-rail>button strong{font-size:14px}.bm-detail{padding:24px 16px 20px;scroll-margin-top:16px}.bm-detail h3{font-size:30px}}@media (max-width:600px){.bm-room-header{padding:16px}.bm-room-header strong{font-size:15px}.bm-toggle{width:100%}.bm-toggle button{flex:1;justify-content:center;min-height:40px}.bm-map{margin-top:0;padding:12px 8px 8px}.bm-node-dot{width:40px;height:40px;font-size:11px}.bm-node-label{font-size:11.5px}.bm-owner-disc{width:90px;height:90px}.bm-owner-disc span{font-size:10px}.bm-owner-note{margin-top:4px;font-size:8.5px}.is-after .bm-owner-note{transform:translate(-50%,-22px)}.bm-detail h3{font-size:28px}.bm-lines-list li{font-size:15px}.bm-sign{margin:20px 0}}@media (max-width:380px){.bm-owner-disc{width:80px;height:80px}.bm-node-label{font-size:10.5px}}@media (prefers-reduced-motion:reduce){.bm-spoke{stroke-dasharray:3 5;animation:none}.bm-flow{display:none}.bm-spoke,.bm-flow,.bm-ring,.bm-orbit,.bm-exc,.bm-exc-dot,.bm-node-dot,.bm-owner-disc,.bm-owner-note,.bm-toggle button,.bm-meter-line i,.bm-lines-list li,.bm-reveal{transition-duration:.01ms!important;transition-delay:0s!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.bm-reveal{opacity:1;transform:none}}