/* Post-X-HEAVY editorial architecture. All selectors are scoped to the new chapters. */
.da-section,.da-product,.da-bms,.da-intelligence,.da-validation{position:relative;min-width:0;scroll-margin-top:calc(var(--df-header) + var(--df-nav) + 24px)}
.da-anchor{position:absolute;top:0;scroll-margin-top:calc(var(--df-header) + var(--df-nav) + 24px)}
.da-section{padding:80px 0;border-bottom:1px solid var(--df-line)}
.da-heading{max-width:1000px;margin-bottom:42px}.da-heading .df-lead{max-width:900px}.da-heading h2{margin:0}.da-heading .df-kicker{margin:0 0 22px}
.da-equation{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:32px 0;border-block:1px solid var(--df-line);font:14px/1.6 var(--mono);letter-spacing:.03em}.da-equation b{font-weight:400;color:var(--df-muted)}.da-equation strong{font-weight:400;color:var(--df-accent)}
.da-statement{max-width:850px;font-size:16px;line-height:1.65;color:var(--df-muted);margin:24px 0}
.da-compatibility{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin:30px 0 0}.da-compatibility>div{min-width:0}.da-compatibility dt,.da-specs dt{font:12px/1.5 var(--mono);color:var(--df-muted);letter-spacing:.035em}.da-compatibility dd{margin:10px 0 0;font-size:20px}.da-compatibility small{display:block;font-size:14px;line-height:1.6;color:var(--df-muted);margin-top:10px}.da-compatibility a{color:var(--df-ink);text-decoration:none}
.df-page .da-product{grid-template-areas:'copy media' 'details details';grid-template-columns:1fr 1fr;gap:40px 64px;min-height:0;padding-block:80px}.da-product-copy{grid-area:copy;align-self:center}.da-product-copy h3{margin:0 0 24px}.da-product-copy .df-body{max-width:600px}.da-product-details{grid-area:details;min-width:0}
.da-product-view{grid-area:media;position:relative;min-width:0;height:450px;background:#101312;border-radius:10px;overflow:hidden}.da-product-view canvas{display:block;width:100%;height:100%}.da-angles{position:absolute;left:20px;bottom:20px;right:20px;display:flex;gap:10px;flex-wrap:wrap}.da-angles button,.da-bms-status button{font:12px/1.5 var(--mono);border:1px solid #59605c;border-radius:4px;padding:10px 14px;background:#141a17;color:var(--df-ink);cursor:pointer}.da-angles button[aria-pressed=true]{color:var(--df-accent);border-color:var(--df-green)}
.da-detection{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:10px 24px;margin:0 0 28px;font-size:14px;color:var(--df-muted)}
.da-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;margin:0}.da-specs>div{border-top:1px solid var(--df-line);padding:14px 0 16px;min-width:0}.da-specs dd{font-size:17px;line-height:1.45;color:var(--df-ink);margin:6px 0 0;overflow-wrap:anywhere}
.da-reserved{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:28px;text-align:center;background:#101312;color:var(--df-muted);border-radius:10px}.da-reserved p{font-size:14px;line-height:1.6}.da-action-flow{display:flex;list-style:none;padding:20px 0;gap:28px;margin:0;border-block:1px solid var(--df-line);font:13px/1.6 var(--mono)}.da-action-flow li+li:before{content:'→';margin-right:28px;color:var(--df-muted)}
.df-page .da-bms{display:block;min-height:0;padding-block:96px}.da-bms .da-heading{max-width:1100px}.da-bms-stage{position:relative;height:clamp(500px,52vw,720px);background:#101312;border-radius:10px;overflow:hidden}.da-bms-stage canvas{width:100%;height:100%;display:block}.da-bms-status{position:absolute;top:24px;left:28px;right:28px;display:flex;align-items:center;justify-content:space-between;gap:16px;font:12px/1.5 var(--mono);color:var(--df-muted)}.da-screen-reserved,.da-video-status{position:absolute;top:48%;left:25%;right:25%;text-align:center;font:14px/1.7 var(--mono);color:#c4cbc5;pointer-events:none}.da-video-status{top:auto;bottom:24px;left:20px;right:20px;font-size:12px}
.da-bms-fallback{position:absolute;inset:15% 5% 5%;width:90%;height:80%;object-fit:contain;background:#101312}
.da-tabs{display:flex;gap:30px;overflow-x:auto;scrollbar-width:thin;border-bottom:1px solid var(--df-line)}.da-tabs button{flex:none;font:13px/1.6 var(--mono);padding:22px 0;background:none;border:0;border-bottom:2px solid transparent;color:var(--df-muted);cursor:pointer;white-space:nowrap}.da-tabs button[aria-selected=true]{color:var(--df-accent);border-bottom-color:var(--df-green)}.da-bms-panel{max-width:940px;min-height:164px;padding-top:24px}.da-bms-panel p{font-size:18px;line-height:1.65;color:var(--df-muted);margin:0 0 20px}.da-bms-panel .da-micro-flow{font:12px/1.8 var(--mono)}.da-micro-flow span{margin-inline:12px}.da-tags{display:flex;flex-wrap:wrap;list-style:none;gap:14px 26px;margin:12px 0 0;padding:24px 0;border-top:1px solid var(--df-line);font:12px/1.6 var(--mono);color:var(--df-accent)}
.da-intelligence-flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));list-style:none;padding:32px 0;margin:48px 0 0;border-block:1px solid var(--df-line);gap:30px}.da-intelligence-flow li{position:relative;min-width:0}.da-intelligence-flow li+li:before{content:'→';position:absolute;left:-24px;top:0;color:var(--df-muted)}.da-intelligence-flow span{font:12px/1.5 var(--mono);color:var(--df-accent)}.da-intelligence-flow h3{font-size:20px;font-weight:400;line-height:1.35;margin:22px 0 16px}.da-intelligence-flow p{font-size:15px;line-height:1.6;color:var(--df-muted);margin:0}.da-future-visual{height:160px;margin-top:40px;font:12px/1.7 var(--mono);letter-spacing:.08em}
.da-validation-strip{display:flex;justify-content:space-between;gap:32px;padding:32px 0;border-block:1px solid var(--df-line);font:13px/1.7 var(--mono);color:var(--df-muted)}.da-evidence{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin:46px 0}.da-evidence dt{font:12px/1.5 var(--mono);color:var(--df-muted)}.da-evidence dd{margin:16px 0 0}.da-evidence strong{font-size:44px;font-weight:400;letter-spacing:-.04em;margin-right:24px}.da-evidence dd>span{font-size:16px}.da-evidence p{font-size:16px;line-height:1.6;color:var(--df-muted)}.da-field-quote{margin:70px 0 0;padding-top:50px;border-top:1px solid var(--df-line)}.da-field-quote blockquote{font-size:clamp(26px,3vw,42px);line-height:1.4;letter-spacing:-.02em;max-width:1080px;margin:0 0 32px}.da-field-quote figcaption{display:flex;flex-direction:column;gap:8px;font:12px/1.6 var(--mono);color:var(--df-muted)}.da-field-quote strong{font-weight:400;color:var(--df-accent)}
.da-render-fallback{position:absolute;inset:40% 12% auto;text-align:center;font-size:15px;line-height:1.6;color:var(--df-muted)}
.da-product [hidden],.da-bms [hidden]{display:none!important}.da-product button:focus-visible,.da-bms button:focus-visible,.da-section a:focus-visible{outline:2px solid var(--df-accent);outline-offset:5px}
@media(max-width:1000px){.da-intelligence-flow{grid-template-columns:repeat(5,210px);overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:26px}.da-intelligence-flow li{scroll-snap-align:start}.df-page .da-product{gap:30px}.da-product-view{height:380px}.da-validation-strip{flex-wrap:wrap}}
@media(max-width:760px){.da-section{padding-block:56px}.da-heading{margin-bottom:30px}.da-equation{flex-wrap:wrap;justify-content:flex-start;gap:16px;font-size:12px}.da-compatibility{grid-template-columns:1fr;gap:22px}.da-compatibility>div{padding-top:18px;border-top:1px solid var(--df-line)}.df-page .da-product{grid-template-columns:1fr;grid-template-areas:'copy' 'media' 'details';padding-block:56px;gap:26px}.da-specs{grid-template-columns:1fr}.da-specs dd{font-size:16px}.da-product-view{height:360px}.da-action-flow{gap:12px;flex-wrap:wrap;font-size:12px}.da-action-flow li+li:before{margin-right:12px}.df-page .da-bms{padding-block:64px}.da-bms-stage{height:480px}.da-bms-status{top:20px;left:16px;right:16px;font-size:11px}.da-bms-status button{font-size:11px;padding:8px}.da-tabs{gap:24px}.da-tabs button{font-size:12px}.da-screen-reserved{left:12%;right:12%;font-size:12px}.da-bms-panel{min-height:230px}.da-bms-panel p{font-size:16px}.da-validation-strip{flex-direction:column;gap:22px}.da-evidence{grid-template-columns:1fr;gap:24px}.da-evidence>div+div{padding-top:24px;border-top:1px solid var(--df-line)}.da-field-quote{margin-top:40px;padding-top:32px}.da-field-quote blockquote{font-size:26px}.da-future-visual{height:130px}}

/* Original product photography — one shared stage across hardware chapters. */
.df-page .da-photo-stage{height:auto;aspect-ratio:4/3;align-self:center;background:#fff;border-radius:8px;box-shadow:none}
.da-photo-stage .da-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:12px 12px 48px;box-sizing:border-box;opacity:0;visibility:hidden;transition:opacity 280ms cubic-bezier(.22,1,.36,1),visibility 280ms cubic-bezier(.22,1,.36,1)}
.da-photo-stage .da-photo.is-active{opacity:1;visibility:visible}
.da-photo-controls{position:absolute;bottom:4px;left:14px;right:14px;display:flex;align-items:center;justify-content:center;gap:18px;color:#505750;font:11px/1.5 var(--mono)}
.da-photo-controls button{width:44px;height:44px;padding:0;border:0;background:transparent;color:#333b35;font-size:21px;cursor:pointer}
.da-photo-controls button:hover{color:#000}.da-photo-controls button:focus-visible{outline:2px solid #496c50;outline-offset:-4px}
.da-product-copy .da-detection{margin:24px 0 0;gap:8px 20px;line-height:1.65}
.da-product-positioning{font-size:20px;line-height:1.45;color:var(--df-ink);margin:0 0 20px}
@media(prefers-reduced-motion:reduce){.da-photo-stage .da-photo{transition:none}}

/* Shared hardware specifications, matching the approved X-HEAVY treatment. */
.da-product-details .da-specs-title{font:400 12px/1.5 var(--mono);letter-spacing:.08em;color:var(--df-muted);margin:0 0 20px}
.da-product-details .da-specs{grid-template-rows:repeat(var(--spec-rows),auto);grid-auto-flow:column}
.da-product-details .da-specs dt{font:11px/1.5 var(--mono);letter-spacing:.06em;margin:0 0 6px}
.da-product-details .da-specs dd{color:#edf0eb;margin:0}
@media(max-width:760px){.da-product-details .da-specs{grid-template-rows:none;grid-auto-flow:row}.da-product-details .da-specs>div{padding:12px 0 14px}}

/* Field demonstrations: quiet original emblems on the existing dark background. */
#field-validation .da-institutional-label{font:12px/1.5 var(--mono);letter-spacing:.08em;color:var(--df-muted);margin:0 0 32px}
#field-validation .da-institutional-rail{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0;padding:24px 0 20px;background:none;border:0;border-radius:0}
#field-validation .da-institutional-rail li{min-width:0;padding:0 40px;display:flex;flex-direction:column;align-items:flex-start;gap:24px}
#field-validation .da-institutional-rail li:first-child{padding-left:0}
#field-validation .da-institutional-rail li:last-child{padding-right:0}
#field-validation .da-institutional-rail li+li{border-left:1px solid rgba(174,190,177,.14)}
#field-validation .da-institutional-mark{height:80px;display:flex;align-items:center;flex-shrink:0}
#field-validation .da-institutional-logo{display:block;position:relative;overflow:hidden;flex:none}
#field-validation .da-institutional-logo img{display:block;position:absolute;height:auto;max-width:none;filter:none;opacity:1}
/* CSS windows isolate the supplied symbols; original image files and colors remain intact. */
#field-validation .da-institutional-ei{width:88px;aspect-ratio:90/64}
#field-validation .da-institutional-ei img{width:391.111111%;left:0;top:-114.0625%}
#field-validation .da-institutional-us{width:75px;aspect-ratio:502/478}
#field-validation .da-institutional-us img{width:407.968127%;left:-1.992032%;top:-70.502092%}
#field-validation .da-institutional-nato{width:76px;aspect-ratio:1280/1281}
#field-validation .da-institutional-nato img{width:100%;left:0;top:0}
#field-validation .da-institutional-copy{min-width:0}
#field-validation .da-institutional-copy h3{font-size:17px;line-height:1.45;font-weight:400;letter-spacing:.025em;color:var(--df-ink);margin:0 0 10px;max-width:300px}
#field-validation .da-institutional-copy p{font:11px/1.7 var(--mono);letter-spacing:.035em;color:var(--df-muted);margin:0}
@media(max-width:1000px){#field-validation .da-institutional-rail li{padding-inline:24px}#field-validation .da-institutional-copy h3{font-size:15px}}
@media(max-width:760px){#field-validation .da-institutional-label{margin-bottom:18px}#field-validation .da-institutional-rail{grid-template-columns:minmax(0,1fr);padding:0}#field-validation .da-institutional-rail li,#field-validation .da-institutional-rail li:first-child,#field-validation .da-institutional-rail li:last-child{display:grid;grid-template-columns:88px minmax(0,1fr);align-items:center;gap:24px;padding:28px 0}#field-validation .da-institutional-rail li+li{border-left:0;border-top:1px solid rgba(174,190,177,.14)}#field-validation .da-institutional-copy h3{font-size:15px;margin-bottom:8px}}

/* Operational advantages: editorial capability bands, scoped to this chapter. */
#operational-advantage{border-top:1px solid var(--df-line);scroll-margin-top:calc(var(--df-header) + var(--df-nav) + 24px)}
#operational-advantage .da-heading{max-width:1080px;margin-bottom:64px}
#operational-advantage .da-advantage-label{font:12px/1.6 var(--mono);letter-spacing:.035em;color:var(--df-muted);margin:0 0 16px}
#operational-advantage article{min-width:0}
#operational-advantage article>p:not(.da-advantage-label):not(.da-advantage-chain),#operational-advantage .da-advantage-bms p,#operational-advantage .da-advantage-edge>p:last-child{font-size:16px;line-height:1.7;color:var(--df-muted);margin:0}
#operational-advantage .da-advantage-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px;padding:38px 0 48px;border-block:1px solid var(--df-line)}
#operational-advantage .da-advantage-kpis article>.da-advantage-label:first-child{min-height:58px;color:var(--df-accent)}
#operational-advantage .da-advantage-value{font-size:clamp(40px,4.5vw,68px);font-weight:400;line-height:1.05;letter-spacing:-.05em;color:var(--df-ink);margin:0 0 28px;min-height:112px;white-space:nowrap}
#operational-advantage .da-advantage-value small{display:block;font:12px/1.5 var(--mono);letter-spacing:.07em;color:var(--df-muted);margin-bottom:14px}
#operational-advantage .da-advantage-value>span{font-size:.48em;letter-spacing:-.025em}
#operational-advantage .da-advantage-realtime{font-size:clamp(28px,3.1vw,46px);line-height:1.12;white-space:normal;letter-spacing:-.045em;padding-top:4px}
#operational-advantage .da-advantage-depth{margin-top:28px;display:flex;flex-direction:column;gap:8px}
#operational-advantage .da-advantage-depth strong{font-size:28px;line-height:1.2;font-weight:400;letter-spacing:-.03em;color:var(--df-accent)}
#operational-advantage .da-advantage-depth .da-advantage-label{margin:0}
#operational-advantage .da-advantage-systems{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:64px;margin:24px 0 72px}
#operational-advantage .da-advantage-systems article{padding:34px 0;border-bottom:1px solid var(--df-line)}
#operational-advantage .da-advantage-systems h3{font-size:clamp(22px,2.1vw,30px);font-weight:400;line-height:1.3;letter-spacing:-.025em;margin:0 0 18px}
#operational-advantage .da-advantage-chain{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;font:11px/1.7 var(--mono);color:var(--df-accent);margin:24px 0 0}
#operational-advantage .da-advantage-chain b{font-weight:400;color:var(--df-muted)}
#operational-advantage .da-advantage-decision>h3{font-size:clamp(32px,4.2vw,58px);line-height:1.1;letter-spacing:-.04em;font-weight:400;margin:24px 0}
#operational-advantage .da-advantage-decision em{font-style:normal;color:var(--df-muted)}
#operational-advantage .da-advantage-intro{max-width:760px;font-size:18px;line-height:1.7;color:var(--df-muted);margin:0 0 32px}
#operational-advantage .da-advantage-scenarios{display:flex;align-items:center;justify-content:space-between;gap:18px;list-style:none;padding:26px 0;margin:0 0 36px;border-block:1px solid var(--df-line);font:13px/1.6 var(--mono);color:var(--df-accent)}
#operational-advantage .da-advantage-scenarios li+li:before{content:'→';color:var(--df-muted);margin-right:18px}
#operational-advantage .da-advantage-bms{display:grid;grid-template-columns:1.35fr 1fr;gap:64px}
#operational-advantage .da-advantage-bms .da-advantage-authority{color:var(--df-ink);font-size:20px;line-height:1.5;margin-bottom:24px}
#operational-advantage .da-advantage-edge{display:grid;grid-template-columns:180px 1fr;column-gap:40px;margin-top:56px;padding-top:28px;border-top:1px solid var(--df-line)}
#operational-advantage .da-advantage-edge .da-advantage-label{grid-column:1;margin-bottom:8px}
#operational-advantage .da-advantage-edge h3{grid-column:1;font-size:20px;font-weight:400;margin:0;line-height:1.4}
#operational-advantage .da-advantage-edge>p:last-child{grid-column:2;grid-row:1/3;max-width:850px}
#operational-advantage .da-advantage-outcome{display:flex;flex-wrap:wrap;gap:16px 36px;font:12px/1.6 var(--mono);letter-spacing:.03em;color:var(--df-accent);margin:40px 0 0}
@media(max-width:1100px){#operational-advantage .da-advantage-kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px}#operational-advantage .da-advantage-kpis article:nth-child(n+3){border-top:1px solid var(--df-line);padding-top:32px}#operational-advantage .da-advantage-scenarios{justify-content:flex-start;flex-wrap:wrap}}
@media(max-width:760px){#operational-advantage .da-heading{margin-bottom:36px}#operational-advantage .da-advantage-kpis{grid-template-columns:1fr;gap:28px;padding:28px 0}#operational-advantage .da-advantage-kpis article+article{border-top:1px solid var(--df-line);padding-top:28px}#operational-advantage .da-advantage-kpis article>.da-advantage-label:first-child{min-height:0}#operational-advantage .da-advantage-value{font-size:60px;min-height:0;margin-bottom:22px}#operational-advantage .da-advantage-realtime{font-size:42px}#operational-advantage .da-advantage-systems{grid-template-columns:1fr;margin-bottom:48px}#operational-advantage .da-advantage-bms{grid-template-columns:1fr;gap:28px}#operational-advantage .da-advantage-scenarios{gap:14px;font-size:12px}#operational-advantage .da-advantage-scenarios li+li:before{margin-right:14px}#operational-advantage .da-advantage-edge{display:block;margin-top:36px}#operational-advantage .da-advantage-edge h3{margin-bottom:16px}#operational-advantage .da-advantage-outcome{flex-direction:column;gap:10px}}

/* Operational Advantage capability modules and original BMS screenshots. */
#operational-advantage .da-advantage-kpis{gap:18px;padding:0;border:0;align-items:stretch}
#operational-advantage .da-capability-card{background:#1a211c;border:1px solid #39433b;border-radius:6px;padding:26px 22px;box-shadow:none;min-width:0}
#operational-advantage .da-advantage-kpis article>.da-advantage-label:first-child{min-height:20px;margin-bottom:22px}
#operational-advantage .da-advantage-value{font-size:clamp(42px,4.1vw,60px);min-height:106px;margin:0 0 20px;display:flex;flex-wrap:wrap;align-content:center;align-items:baseline;column-gap:8px;white-space:normal}
#operational-advantage .da-advantage-value small{flex-basis:100%;margin-bottom:6px}
#operational-advantage .da-advantage-value>span{font-size:.43em}
#operational-advantage .da-advantage-realtime{display:block;font-size:clamp(25px,2.6vw,38px);padding-top:16px;box-sizing:border-box;line-height:1.15;letter-spacing:-.04em}
#operational-advantage .da-capability-title{font-size:18px;line-height:1.4;font-weight:400;margin:0 0 14px;min-height:50px;color:var(--df-ink)}
#operational-advantage .da-advantage-depth{padding-top:20px;margin-top:24px;border-top:1px solid var(--df-line)}
#operational-advantage .da-advantage-depth strong{font-size:26px}
#operational-advantage .da-advantage-systems{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:18px 0 72px}
#operational-advantage .da-advantage-systems article{padding:24px;border:1px solid #39433b}
#operational-advantage .da-advantage-systems h3{font-size:23px;margin-bottom:14px}
#operational-advantage .da-advantage-systems .da-advantage-label{margin-bottom:12px}
#operational-advantage .da-advantage-chain{display:block;margin-top:20px;font-size:11px;line-height:1.8}
#operational-advantage .da-advantage-intro{max-width:900px}
#operational-advantage .da-scenario-tabs{display:flex;gap:32px;border-bottom:1px solid var(--df-line);margin:0 0 24px}
#operational-advantage .da-scenario-tabs button{font:13px/1.5 var(--mono);color:var(--df-muted);background:none;border:0;border-bottom:2px solid transparent;padding:16px 0;cursor:pointer;text-align:left;min-width:0}
#operational-advantage .da-scenario-tabs button[aria-selected=true]{border-bottom-color:var(--df-green);color:var(--df-ink)}
#operational-advantage .da-scenario-tabs button:focus-visible{outline:2px solid var(--df-accent);outline-offset:4px}
#operational-advantage .da-scenario-panels{display:grid;min-width:0}
#operational-advantage .da-scenario-panel{grid-area:1/1;min-width:0;opacity:0;visibility:hidden;pointer-events:none;transition:opacity 280ms cubic-bezier(.22,1,.36,1),visibility 280ms cubic-bezier(.22,1,.36,1)}
#operational-advantage .da-scenario-panel.is-active{opacity:1;visibility:visible;pointer-events:auto}
#operational-advantage .da-scenario-media{width:100%;aspect-ratio:16/9;position:relative;background:#101511;border:1px solid var(--df-line);border-radius:5px;overflow:hidden}
#operational-advantage .da-scenario-media img{display:block;position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
#operational-advantage .da-scenario-caption{padding-top:26px;max-width:900px}
#operational-advantage .da-scenario-caption .da-advantage-label{margin:0 0 12px;color:var(--df-accent)}
#operational-advantage .da-scenario-caption h4{font-size:clamp(22px,2.4vw,32px);font-weight:400;line-height:1.3;margin:0 0 14px;letter-spacing:-.025em}
#operational-advantage .da-scenario-caption>p:last-child{font-size:17px;line-height:1.7;color:var(--df-muted);margin:0}
@media(max-width:1100px){#operational-advantage .da-advantage-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}#operational-advantage .da-advantage-kpis article:nth-child(n+3){border:1px solid #39433b;padding:26px 22px}#operational-advantage .da-advantage-realtime{font-size:36px}}
@media(max-width:760px){#operational-advantage .da-advantage-kpis,#operational-advantage .da-advantage-systems{grid-template-columns:1fr;gap:16px}#operational-advantage .da-advantage-kpis article+article{border:1px solid #39433b;padding:26px 22px}#operational-advantage .da-advantage-value{font-size:56px;min-height:0}#operational-advantage .da-advantage-realtime{font-size:36px;padding:0}#operational-advantage .da-capability-title{min-height:0}#operational-advantage .da-advantage-systems{margin-bottom:48px}#operational-advantage .da-scenario-tabs{gap:12px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch}#operational-advantage .da-scenario-tabs button{font-size:12px;padding:12px 0}#operational-advantage .da-scenario-caption>p:last-child{font-size:16px}}
@media(prefers-reduced-motion:reduce){#operational-advantage .da-scenario-panel{transition:none}}

/* Technology foundation and one consolidated operator-side BMS experience. */
#technology .df-pillars{gap:22px;align-items:stretch}
#technology .df-pillars article{background:#1a211c;border:1px solid #39433b;border-radius:7px;padding:32px;box-shadow:none;min-width:0}
#technology .df-pillars article h3{margin-top:22px}
#technology .df-signature{margin-top:26px}
#bms .da-bms-integration{display:flex;align-items:baseline;justify-content:space-between;gap:18px 36px;flex-wrap:wrap;margin:0 0 20px}
#bms .da-bms-integration>span{font:13px/1.6 var(--mono);letter-spacing:.04em;color:var(--df-accent)}
#bms .da-bms-integration p{font-size:14px;line-height:1.6;color:var(--df-muted);margin:0}
#bms .da-bms-stage{width:100%;max-width:100%;min-width:0;height:auto;aspect-ratio:16/9;min-height:0}
#bms .da-bms-stage canvas{position:absolute;inset:0}
#bms .da-bms-fallback,#bms .da-bms-image-fallback{position:absolute;inset:12% 4% 4%;width:92%;height:84%;object-fit:contain;background:#101312}
#bms .da-bms-scenario-heading{padding:36px 0 8px}
#bms .da-bms-scenario-heading .df-kicker{margin:0 0 12px}
#bms .da-bms-scenario-heading>p:last-child{font-size:16px;line-height:1.65;color:var(--df-muted);margin:0}
#bms .da-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;overflow:visible}
#bms .da-tabs button{white-space:normal;text-align:left;font-size:14px;min-width:0;line-height:1.6;padding:22px 0 18px}
#bms .da-bms-panels{display:grid;margin-top:28px}
#bms .da-bms-panel{grid-area:1/1;max-width:1000px;min-height:0;padding:0;opacity:0;visibility:hidden;transition:opacity 280ms cubic-bezier(.22,1,.36,1),visibility 280ms cubic-bezier(.22,1,.36,1)}
#bms .da-bms-panel.is-active{opacity:1;visibility:visible}
#bms .da-bms-panel h3{font-size:clamp(24px,2.7vw,36px);line-height:1.25;font-weight:400;letter-spacing:-.025em;margin:12px 0 16px}
#bms .da-bms-panel p{font-size:17px;margin:0;line-height:1.65}
#bms .da-bms-outcome{font:12px/1.5 var(--mono);letter-spacing:.05em;color:var(--df-accent)}
#bms .da-bms-authority{font:12px/1.7 var(--mono);color:var(--df-ink);padding-top:22px;margin:28px 0 0;border-top:1px solid var(--df-line)}
@media(max-width:1000px){#technology .df-pillars{gap:16px}#technology .df-pillars article{padding:24px}}
@media(max-width:760px){#bms .da-bms-stage{min-height:0;aspect-ratio:4/5}#bms .da-bms-status{font-size:10px}#bms .da-tabs{gap:12px}#bms .da-tabs button{font-size:12px}#bms .da-bms-panel p{font-size:16px}#bms .da-bms-scenario-heading{padding-top:28px}}
@media(prefers-reduced-motion:reduce){#bms .da-bms-panel{transition:none}}

/* BMS website control stays in the media corner, outside the device. */
#bms .da-bms-status{top:16px;left:18px;right:18px;pointer-events:none}
#bms .da-bms-status [data-bms-pause]{pointer-events:auto;font-size:11px;padding:7px 10px;align-self:flex-start;min-height:44px}

/* Persistent playback control and privacy-safe fallback for the single BMS display. */
#bms .da-bms-status{top:24px;left:24px;right:24px}
#bms .da-bms-media-fallback{position:absolute;inset:12% 4% 4%;width:92%;height:84%;object-fit:contain;background:#101312}
#bms .da-bms-media-fallback[hidden]{display:none!important}

/* Final editorial hierarchy: supporting notes stay secondary to the KPI values. */
#operational-advantage .da-advantage-systems{gap:0 36px;margin:28px 0 0}
#operational-advantage .da-advantage-systems article{background:transparent;border:0;border-top:1px solid var(--df-line);border-radius:0;padding:22px 0;box-shadow:none}
#operational-advantage .da-advantage-systems h3{font-size:18px;line-height:1.4;margin:0 0 10px}
#operational-advantage .da-advantage-systems .da-advantage-label{margin-bottom:8px}
#operational-advantage .da-advantage-systems .da-advantage-chain{color:var(--df-muted);margin-top:12px}
@media(max-width:760px){#operational-advantage .da-advantage-systems{grid-template-columns:minmax(0,1fr);gap:0;margin:24px 0 0}}

/* The approved poster remains in the DOM as a real fallback until a frame or
   WebGL texture is ready, preventing an empty mobile BMS stage. */
#bms .da-bms-image-fallback,#bms .da-bms-media-fallback{z-index:1;display:block}
#bms .da-bms-status{z-index:3}
@media(max-width:430px){
 #operational-advantage .da-advantage-value{font-size:48px}
 #operational-advantage .da-advantage-realtime{font-size:32px}
 #bms .da-tabs{gap:6px}
 #bms .da-tabs button{font-size:10.5px;padding:15px 2px}
 #bms .da-bms-status{top:14px;left:14px;right:14px}
}