.btv-drone-prototype{--btv-green:#263525;--btv-primary:#6e7359;--btv-hover:#4d533f;--btv-muted:#6f735f;--btv-border:#d8d2bf;--btv-cream:#f5f2e8;position:relative;max-width:1380px;padding:18px 22px 42px;color:var(--btv-green);font-family:"Nunito Sans",Arial,sans-serif;}
.btv-drone-prototype a{color:var(--btv-hover);}
.btv-drone-prototype__header{position:relative;margin:0 0 24px;padding:8px 0 2px;}
.btv-drone-prototype__breadcrumb{margin:0 0 10px;color:var(--btv-muted);font-size:15px;}
.btv-drone-prototype__breadcrumb span{padding:0 7px;}
.btv-drone-prototype__header h1{margin:0;color:var(--btv-green);font:700 clamp(32px,4vw,48px)/1.12 "Playfair Display",Georgia,serif;}
.btv-drone-prototype__meta{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:14px;color:#3e493f;font-size:14px;}
.btv-drone-prototype__meta strong{margin-right:5px;color:var(--btv-green);}
.btv-drone-prototype__viewer-card{margin-bottom:10px;padding:12px;border:1px solid var(--btv-border);border-radius:13px;background:rgba(255,255,255,.78);box-shadow:0 5px 18px rgba(38,53,37,.08);}
.btv-drone-prototype__video,.btv-drone-prototype__map{overflow:hidden;max-width:100%;box-sizing:border-box;border:1px solid var(--btv-border);border-radius:9px;background:#111;}
.btv-drone-prototype__video{position:relative;align-self:start;}
.btv-drone-prototype__video video{display:block;width:100%;max-width:100%;height:auto;object-fit:contain;}
.btv-drone-prototype__video.is-youtube{position:relative;z-index:2;width:100%;aspect-ratio:16/9;pointer-events:auto;touch-action:manipulation;}
.btv-drone-youtube-player,.btv-drone-youtube-player iframe{position:relative;z-index:3;display:block;width:100%;height:100%;border:0;pointer-events:auto!important;touch-action:manipulation;}
.btv-drone-youtube-play{position:absolute;z-index:5;top:50%;left:50%;display:grid;width:68px;height:48px;padding:0;place-items:center;transform:translate(-50%,-50%);border:0;border-radius:12px;background:#6e7359;color:#fff;box-shadow:0 3px 12px rgba(0,0,0,.35);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;}
.btv-drone-youtube-play:hover,.btv-drone-youtube-play:focus-visible{background:#4d533f;}
.btv-drone-youtube-play[hidden]{display:none;}
.btv-drone-youtube-play span{display:block;width:0;height:0;margin-left:4px;border-top:10px solid transparent;border-bottom:10px solid transparent;border-left:16px solid currentColor;}
.btv-drone-youtube-play.has-started{top:12px;right:12px;left:auto;width:42px;height:36px;transform:none;border-radius:8px;opacity:.9;}
.btv-drone-youtube-play.has-started span{border-top-width:7px;border-bottom-width:7px;border-left-width:11px;}
.btv-drone-youtube-play.is-playing span{position:relative;width:13px;height:15px;margin:0;border:0;}
.btv-drone-youtube-play.is-playing span::before,.btv-drone-youtube-play.is-playing span::after{position:absolute;top:0;width:4px;height:15px;border-radius:1px;content:"";background:currentColor;}
.btv-drone-youtube-play.is-playing span::before{left:1px;}.btv-drone-youtube-play.is-playing span::after{right:1px;}
.btv-drone-sync-workspace .btv-drone-prototype__viewer{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(340px,1fr);gap:10px;align-items:stretch;max-width:100%;}
.btv-drone-sync-workspace .btv-drone-prototype__viewer>*{min-width:0;}
.btv-drone-sync-workspace .btv-drone-prototype__map{height:100%;min-height:320px;}
.btv-drone-video-telemetry{position:absolute;z-index:2;top:18px;left:20px;display:flex;flex-direction:column;align-items:flex-start;max-width:calc(100% - 40px);color:#fff;font:500 .82rem/1.35 "Nunito Sans",Arial,sans-serif;letter-spacing:.01em;pointer-events:none;text-shadow:0 1px 3px rgba(0,0,0,.95),0 0 8px rgba(0,0,0,.72);}
.btv-drone-video-telemetry strong{margin-bottom:5px;font-size:.75rem;letter-spacing:.11em;text-transform:uppercase;}
.btv-drone-video-telemetry b{color:inherit;font-family:"Courier New",ui-monospace,monospace;font-weight:700;}
.btv-drone-video-telemetry>span:first-of-type{font-size:.68rem;opacity:.9;}
.btv-drone-video-telemetry>b{margin:1px 0 5px;font-size:.84rem;}
.btv-drone-prototype__details-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,1fr);gap:10px;align-items:stretch;margin-bottom:18px;}
.btv-drone-prototype__details-grid>*{min-width:0;}
.btv-drone-prototype__map-column{display:flex;min-width:0;min-height:0;flex-direction:column;}
.btv-drone-prototype__map{height:100%;min-height:340px;flex:1 1 auto;background:#e5e5e5;}
.btv-drone-prototype__status{min-height:22px;margin:8px 2px 0;color:#445044;font-size:13px;font-variant-numeric:tabular-nums;}
.btv-drone-prototype__card{border:1px solid var(--btv-border);border-radius:9px;background:rgba(255,255,255,.94);box-shadow:0 3px 14px rgba(38,53,37,.06);}
.btv-drone-prototype__controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 0 6px;padding:16px 20px;}
.btv-drone-prototype__controls input[type="range"]{width:min(520px,44vw);accent-color:var(--btv-primary);}
.btv-drone-prototype__controls input[type="number"]{width:90px;min-height:42px;border-color:var(--btv-border);border-radius:7px;}
.btv-drone-prototype__window{min-height:20px;margin:5px 2px 16px;color:var(--btv-muted);font-size:13px;}
.btv-drone-prototype__warning{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;margin:0 0 20px;padding:16px 20px;border:1px solid #c9dce8;border-radius:9px;background:#eaf5fb;color:#26353b;}
.btv-drone-prototype__warning::before{grid-row:1/3;display:grid;place-items:center;width:25px;height:25px;border-radius:50%;content:"i";background:#3988c7;color:#fff;font-weight:700;}
.btv-drone-prototype__warning span{line-height:1.5;}
.btv-drone-prototype__information.beesaya-snapshot{margin:0;padding:15px 20px;border:1px solid #e8e2d2;border-radius:10px;background:#fbf9f2;box-shadow:none;}
.btv-drone-prototype__about.beesaya-snapshot{margin-bottom:10px;}
.btv-drone-prototype__information .beesaya-title{margin:0;color:var(--btv-green);font:700 1.12rem/1.3 "Playfair Display",Georgia,serif;}
.btv-drone-prototype__information .beesaya-title::after{display:block;width:45px;height:1px;margin-top:6px;content:"";background:#d9cda9;}
.btv-drone-prototype__facts.beesaya-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px 20px;margin:11px 0 0;}
.btv-drone-prototype__facts.beesaya-grid>div{display:block;min-width:0;padding:0;border:0;}
.btv-drone-prototype__facts dt{color:#777;font-size:.76rem;font-weight:400;line-height:1.2;}
.btv-drone-prototype__facts dd{margin:3px 0 0;color:#344034;font-size:.9rem;line-height:1.35;overflow-wrap:anywhere;}
.btv-drone-prototype__facts.beesaya-grid>div.btv-drone-prototype__description-row{grid-column:1/-1;display:grid;grid-template-columns:90px minmax(0,1fr);gap:14px;padding-top:10px;border-top:1px solid #ece7db;border-left:0;}
.btv-drone-prototype__description,.btv-drone-prototype__description p{max-width:none;color:#445044;font-size:.88rem;line-height:1.5;}
.btv-drone-prototype__description p:first-child{margin-top:0;}.btv-drone-prototype__description p:last-child{margin-bottom:0;}
.btv-drone-live-telemetry{margin-top:12px;padding-top:11px;border-top:1px solid #e5dfd0;}
.btv-drone-prototype__telemetry-card .btv-drone-live-telemetry{margin:0;padding:0;border:0;}
.btv-drone-prototype__telemetry-card .btv-drone-live-telemetry .beesaya-title{margin-bottom:11px;}
.btv-drone-live-telemetry h3{margin:0 0 9px;color:#53604c;font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;}
.btv-drone-live-telemetry__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 22px;margin:0;}
.btv-drone-live-telemetry__gps{grid-column:1/-1;}
.btv-drone-live-telemetry__description{grid-column:1/-1;padding-top:10px;border-top:1px solid #e5dfd0;}
.btv-drone-live-telemetry__grid>div{min-width:0;}
.btv-drone-live-telemetry__grid dt{color:#777;font-size:.7rem;line-height:1.2;}
.btv-drone-live-telemetry__grid dd{margin:3px 0 0;color:#344034;font:700 .82rem/1.3 "Courier New",ui-monospace,monospace;overflow-wrap:anywhere;}
.btv-drone-live-telemetry__grid .btv-drone-live-telemetry__description dd{font-family:"Nunito Sans",Arial,sans-serif;font-weight:400;line-height:1.5;}
.btv-drone-map-legend{padding:8px 10px;border-radius:6px;background:rgba(32,41,31,.88);color:#fff;font:600 12px/1.35 "Nunito Sans",Arial,sans-serif;box-shadow:0 1px 5px rgba(0,0,0,.25);}
.btv-drone-map-legend div{display:flex;align-items:center;gap:7px;}.btv-drone-map-legend div+div{margin-top:5px;}
.btv-drone-map-legend__line{display:inline-block;width:24px;border-top:4px solid #6e7359;border-radius:3px;}
.btv-drone-map-legend__marker{display:inline-grid;place-items:center;width:18px;height:18px;border:2px solid #f5f2e8;border-radius:50%;background:#6e7359;font-size:10px;}
.btv-drone-prototype__map .leaflet-control-layers{border:0;border-radius:7px;box-shadow:0 1px 5px rgba(0,0,0,.28);font:600 12px/1.4 "Nunito Sans",Arial,sans-serif;}
.btv-drone-prototype__map .leaflet-control-layers-expanded{padding:8px 10px;}
.btv-drone-prototype__technical-note{padding:14px 16px;border-left:4px solid var(--btv-primary);border-radius:6px;background:var(--btv-cream);color:#4d594e;line-height:1.55;}
.btv-drone-prototype-marker{display:grid!important;place-items:center;background:transparent;border:0;overflow:visible!important;}
.btv-drone-prototype-marker span{position:relative;isolation:isolate;display:grid;place-items:center;width:26px;height:26px;box-sizing:border-box;border:2px solid #f5f2e8;border-radius:50%;background:#6e7359;color:#fff;box-shadow:0 2px 6px rgba(0,0,0,.3);}
.btv-drone-prototype-marker span::before{position:absolute;z-index:-1;inset:-5px;border-radius:50%;content:"";background:conic-gradient(from 0deg,#6e7359 0 24%,#d9cda9 34%,transparent 45% 58%,#8e9872 70% 84%,transparent 94%,#6e7359 100%);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2px));mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2px));opacity:.72;filter:drop-shadow(0 0 2px rgba(78,87,63,.24));}
.btv-drone-prototype__map.is-video-playing .btv-drone-prototype-marker span::before{opacity:1;animation:btv-drone-halo-wave 2.8s linear infinite;}
.btv-drone-route-completed{stroke-linecap:round;}
.btv-drone-route-upcoming{stroke-linecap:round;}
.btv-drone-route-pulse{opacity:0;stroke-linecap:round;}
.btv-drone-prototype__map.is-video-playing .btv-drone-route-pulse.is-active-flight{opacity:.95;animation:btv-drone-route-flow 8s linear infinite;}
.btv-drone-prototype-marker svg{width:15px;height:15px;}
@keyframes btv-drone-halo-wave{to{transform:rotate(1turn);}}
@keyframes btv-drone-route-flow{0%{stroke-dashoffset:0}76%{stroke-dashoffset:-96}88%,100%{stroke-dashoffset:-96}}
@media(prefers-reduced-motion:reduce){.btv-drone-prototype-marker span::before{animation:none;}.btv-drone-prototype__map.is-video-playing .btv-drone-route-pulse.is-active-flight{opacity:0;animation:none;}}
@media(max-width:1000px){.btv-drone-prototype{padding-right:16px;padding-left:16px;}.btv-drone-prototype__details-grid{grid-template-columns:1fr;align-items:start;}.btv-drone-prototype__map-column{order:1;width:100%;}.btv-drone-prototype__information{order:2;}.btv-drone-prototype__map{height:300px;min-height:300px;flex:none;}.btv-drone-sync-workspace .btv-drone-prototype__viewer{grid-template-columns:1fr;}.btv-drone-sync-workspace .btv-drone-prototype__map{height:300px;min-height:300px;}.btv-drone-prototype__controls input[type="range"]{width:min(100%,520px);flex:1 1 320px;}}
@media(max-width:600px){.btv-drone-prototype{margin:0;padding:10px 10px 32px;overflow-x:hidden;}.btv-drone-prototype__header{margin-bottom:18px;}.btv-drone-prototype__header h1{font-size:34px;}.btv-drone-prototype__meta{gap:8px 16px;}.btv-drone-prototype__viewer-card{padding:7px;border-radius:10px;}.btv-drone-prototype__details-grid{gap:7px;}.btv-drone-prototype__video,.btv-drone-prototype__map{width:100%;box-sizing:border-box;border-radius:8px;}.btv-drone-prototype__video{height:clamp(270px,78vw,320px);aspect-ratio:auto;}.btv-drone-prototype__video video{width:100%;height:100%;object-fit:cover;object-position:center;}.btv-drone-prototype__video video:fullscreen,.btv-drone-prototype__video video:-webkit-full-screen{width:100%;height:100%;object-fit:contain;background:#000;}.btv-drone-video-telemetry{top:12px;left:13px;max-width:calc(100% - 26px);font-size:.72rem;}.btv-drone-video-telemetry strong{font-size:.67rem;}.btv-drone-video-telemetry>b{font-size:.75rem;}.btv-drone-prototype__map{height:240px;min-height:240px;flex-basis:240px;}.btv-drone-prototype__information.beesaya-snapshot{padding:14px 16px;}.btv-drone-prototype__facts.beesaya-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 18px;}.btv-drone-prototype__facts.beesaya-grid>div.btv-drone-prototype__description-row{grid-template-columns:1fr;gap:4px;}.btv-drone-live-telemetry__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 16px;}.btv-drone-live-telemetry__gps{grid-column:1/-1;}.btv-drone-prototype__status{font-size:12px;overflow-wrap:anywhere;}.btv-drone-prototype__controls{align-items:flex-start;padding:15px;}.btv-drone-prototype__controls label{width:100%;}.btv-drone-prototype__controls input[type="range"]{width:100%;flex-basis:100%;}.btv-drone-prototype__controls input[type="number"]{width:82px;}.btv-drone-prototype__warning{grid-template-columns:auto 1fr;padding:15px;}}
.btv-drone-flight-picker{display:grid;grid-template-columns:auto minmax(240px,1fr) auto;align-items:center;gap:9px 14px;margin:0 0 16px;padding:15px 16px;border:1px solid #e3decf;border-radius:12px;background:#faf8f1}
.btv-drone-flight-picker__label{display:flex;align-items:center;gap:9px;color:#263525;font-weight:700}.btv-drone-flight-select{min-height:44px;width:100%;padding:0 42px 0 14px;-webkit-appearance:none;appearance:none;border:1px solid #c7c8c2;border-radius:22px;background-color:#fff;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8' viewBox='0 0 14 8'%3E%3Cpath d='m1 1 6 6 6-6' fill='none' stroke='%23263525' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;color:#263525;font:600 .92rem/1.2 "Nunito Sans",Arial,sans-serif;cursor:pointer}.btv-drone-play-all{min-height:44px;padding:0 20px;border:1px solid #59615b;border-radius:7px;background:#fff;color:#1d2c2c;font:700 .9rem/1 "Nunito Sans",Arial,sans-serif;cursor:pointer}.btv-drone-play-all:hover,.btv-drone-play-all:focus-visible{background:#eef0e7}.btv-drone-play-all span{margin-right:6px}.btv-drone-card-icon{display:inline-grid;width:28px;height:28px;flex:0 0 28px;place-items:center;color:#163b39;font:700 1.25rem/1 Georgia,serif}
.btv-drone-prototype__details-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.btv-drone-disclosure{min-width:0;overflow:hidden;border:1px solid #e3decf;border-radius:11px;background:#fbf9f2}.btv-drone-disclosure>summary{display:flex;align-items:center;gap:12px;min-height:68px;padding:10px 17px;box-sizing:border-box;color:#263525;cursor:pointer;list-style:none}.btv-drone-disclosure>summary::-webkit-details-marker{display:none}.btv-drone-disclosure>summary>span:nth-child(2){display:flex;min-width:0;flex:1;flex-direction:column}.btv-drone-disclosure>summary strong{font-family:var(--font-heading,"Nunito Sans",Arial,sans-serif);font-size:1.08rem;font-weight:700;line-height:1.25}.btv-drone-disclosure>summary small{margin-top:2px;color:#4f584f;font-size:.76rem}.btv-drone-disclosure>summary::after{width:10px;height:10px;margin-left:auto;border-right:2px solid currentColor;border-bottom:2px solid currentColor;content:"";transform:rotate(45deg) translateY(-3px);transition:transform .18s ease}.btv-drone-disclosure[open]>summary::after{transform:rotate(225deg) translate(-2px,-1px)}.btv-drone-disclosure__body{border-top:1px solid #e7e1d5}.btv-drone-disclosure--telemetry .btv-drone-disclosure__body{padding:15px 18px}.btv-drone-disclosure--map .btv-drone-prototype__map{border:0;border-radius:0}.btv-drone-prototype__about.beesaya-snapshot{margin-top:12px;margin-bottom:18px}.btv-drone-prototype__about .beesaya-title{display:flex;align-items:center;gap:8px}.btv-drone-prototype__about .beesaya-title::after{display:none}
@media(min-width:701px){.btv-drone-disclosure>summary{cursor:default}.btv-drone-disclosure>summary::after{display:none}}
@media(max-width:700px){.btv-drone-flight-picker{grid-template-columns:1fr;gap:7px;margin-bottom:16px;padding:12px 13px}.btv-drone-flight-picker__label{font-size:.88rem}.btv-drone-flight-select{min-height:42px;margin-bottom:5px}.btv-drone-play-all{width:100%}.btv-drone-prototype__viewer-card{margin-bottom:16px;padding:0;border:0;background:transparent;box-shadow:none}.btv-drone-prototype__video{height:auto;aspect-ratio:16/9}.btv-drone-prototype__video video{height:100%;object-fit:cover}.btv-drone-prototype__details-grid{display:flex;gap:12px;flex-direction:column;margin-bottom:0}.btv-drone-disclosure{width:100%}.btv-drone-disclosure>summary{min-height:70px;padding:9px 14px}.btv-drone-disclosure>summary strong{font-size:1rem}.btv-drone-disclosure--map .btv-drone-prototype__map{height:260px;min-height:260px}.btv-drone-prototype__about.beesaya-snapshot{margin-top:12px;padding:14px 16px 16px}.btv-drone-prototype__facts.beesaya-grid{gap:14px 20px;margin-top:14px}}

/* Shared survey-card window treatment. */
.btv-drone-flight-picker{position:relative;z-index:10;display:block;margin:0 0 16px;padding:0;overflow:visible;border:1px solid #e3decf;border-radius:12px;background:#faf8f1}
.btv-drone-window__header{display:flex;align-items:center;gap:12px;min-height:68px;padding:10px 17px;box-sizing:border-box;color:#263525}.btv-drone-window__header>span:last-child{display:flex;min-width:0;flex:1;flex-direction:column}.btv-drone-window__header strong{font-family:var(--font-heading,"Nunito Sans",Arial,sans-serif);font-size:1.08rem;font-weight:700;line-height:1.25}.btv-drone-window__header small{margin-top:2px;color:#4f584f;font-size:.76rem}.btv-drone-window__body{border-top:1px solid #e7e1d5}.btv-drone-flight-picker .btv-drone-window__body{display:grid;grid-template-columns:minmax(240px,1fr) auto;gap:12px;padding:14px 16px}
.btv-drone-flight-menu{position:relative;min-width:0}.btv-drone-flight-trigger{display:flex;align-items:center;justify-content:space-between;min-height:44px;width:100%;padding:0 16px;border:1px solid #59615b;border-radius:9px;background:#fff;color:#263525;font:600 .92rem/1.2 "Nunito Sans",Arial,sans-serif;text-align:left;cursor:pointer}.btv-drone-flight-trigger__arrow{width:9px;height:9px;margin:0 2px 5px 14px;border-right:2px solid #263525;border-bottom:2px solid #263525;transform:rotate(45deg);transition:transform .18s ease}.btv-drone-flight-trigger[aria-expanded="true"] .btv-drone-flight-trigger__arrow{margin-top:7px;margin-bottom:0;transform:rotate(225deg)}.btv-drone-flight-options{position:absolute;z-index:20;top:calc(100% + 4px);right:0;left:0;overflow:hidden;padding:4px;border:1px solid #aeb3ad;border-radius:9px;background:#fff;box-shadow:0 8px 22px rgba(38,53,37,.16)}.btv-drone-flight-options[hidden]{display:none}.btv-drone-flight-options button{display:block;width:100%;padding:9px 12px;border:0;border-radius:6px;background:transparent;color:#263525;font:600 .9rem/1.25 "Nunito Sans",Arial,sans-serif;text-align:left;cursor:pointer}.btv-drone-flight-options button:hover,.btv-drone-flight-options button:focus-visible{outline:0;background:#eef0e7}.btv-drone-flight-options button[aria-selected="true"]{background:#263525;color:#fff}
.btv-drone-prototype__about.beesaya-snapshot{margin-top:12px;margin-bottom:18px;padding:0;overflow:hidden}.btv-drone-prototype__about .btv-drone-window__body{padding:15px 20px 18px}.btv-drone-about-description{margin-top:16px;padding-top:14px;border-top:1px solid #e5dfd0}.btv-drone-about-description h3{margin:0 0 7px;color:#777;font-size:.76rem;font-weight:400}.btv-drone-about-description .btv-drone-prototype__description{color:#344034}
@media(max-width:700px){.btv-drone-window__header{min-height:70px;padding:9px 14px}.btv-drone-window__header strong{font-size:1rem}.btv-drone-flight-picker{padding:0}.btv-drone-flight-picker .btv-drone-window__body{grid-template-columns:1fr;gap:9px;padding:12px 13px}.btv-drone-flight-trigger{min-height:42px}.btv-drone-prototype__about.beesaya-snapshot{padding:0}.btv-drone-prototype__about .btv-drone-window__body{padding:14px 16px 16px}.btv-drone-prototype__facts.beesaya-grid{margin-top:0}}