:root{
  --bg:#0a0b0d;--bg-2:#0d0f11;--fg:#f2f4f6;--fg-2:#c6cbd0;--muted:#8b9298;--dim:#5b6167;
  --line:rgba(255,255,255,.10);--line-2:rgba(255,255,255,.06);
  --threat:#e2a04f;
  --font:'Sora',system-ui,sans-serif;--font-mono:'JetBrains Mono',ui-monospace,monospace;
  --maxw:1240px;--ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--font);font-weight:300;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:var(--fg);text-decoration:none}
a:hover{color:#fff}
::selection{background:#e9eef2;color:#0a0b0d}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}

/* ---- type ---- */
.lab{font-family:var(--font-mono);font-size:10.5px;font-weight:400;letter-spacing:.22em;text-transform:uppercase;color:var(--dim)}
h1{font-size:clamp(38px,6.6vw,86px);font-weight:200;letter-spacing:-.035em;line-height:1.02}
h2{font-size:clamp(28px,3.9vw,50px);font-weight:200;letter-spacing:-.03em;line-height:1.08}
h3{font-size:clamp(19px,1.6vw,22px);font-weight:400;letter-spacing:-.015em}
h4{font-size:15.5px;font-weight:500;letter-spacing:-.005em}
p{color:var(--muted);font-size:clamp(14.5px,1.15vw,16.5px);line-height:1.72;text-wrap:pretty}
b,strong{font-weight:500;color:var(--fg)}
.big{color:var(--fg-2);font-size:clamp(16px,1.4vw,19px)}

/* ---- nav ---- */
.nav{position:fixed;inset:0 0 auto 0;z-index:60;height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,56px);border-bottom:1px solid transparent;transition:background .3s,border-color .3s,backdrop-filter .3s}
.nav.scrolled{background:rgba(10,11,13,.78);backdrop-filter:blur(14px);border-bottom-color:var(--line-2)}
.mk{display:flex;align-items:center;gap:11px}
.mk img{height:22px;opacity:.95}
.mk span{font-size:12.5px;font-weight:500;letter-spacing:.3em}
.nav .links{display:flex;align-items:center;gap:clamp(18px,2.6vw,34px);font-size:13px;color:var(--muted)}
.nav .links a{color:var(--muted);transition:color .2s}
.nav .links a:hover{color:var(--fg)}
.nav .cta{border:1px solid var(--line);border-radius:8px;padding:9px 18px;white-space:nowrap;color:var(--fg)!important;font-family:var(--font);font-size:13px;font-weight:400;letter-spacing:0}
.nav .cta:hover{background:rgba(255,255,255,.07)}
@media(max-width:800px){.nav .links a:not(.cta){display:none}}

/* ---- hero ---- */
.hero{min-height:0;display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(112px,14vh,150px) 0 clamp(48px,7vh,76px);position:relative;overflow:hidden;border-bottom:1px solid rgba(0,0,0,.12)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.6}
.hero .wrap{position:relative;z-index:2}
.hero h1{max-width:20ch}
.hero .rot{display:block;color:var(--dim);font-weight:200}
.hero .rot i{font-style:normal;color:var(--fg-2)}
.hero-foot{display:grid;grid-template-columns:1fr;gap:32px;align-items:end;margin-top:clamp(32px,5vw,60px);padding-top:26px;border-top:1px solid var(--line-2)}
.hero-foot p{max-width:52ch}
.hero-foot .btn{white-space:nowrap}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font);font-size:14px;font-weight:400;letter-spacing:0;padding:14px 26px;border:1px solid var(--line);border-radius:8px;transition:background .2s,border-color .2s}
.btn.solid{background:var(--fg);color:#0a0b0d;border-color:var(--fg)}
.btn.solid:hover{background:#fff;color:#0a0b0d}
.btn.ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.22)}

/* ---- section scaffold ---- */
section{position:relative}
.sec{padding:clamp(72px,11vh,132px) 0;border-bottom:1px solid var(--line-2)}
.sec.tint{background:var(--bg-2)}
.grid2{display:grid;grid-template-columns:minmax(150px,1fr) minmax(0,2.35fr);gap:clamp(28px,5vw,80px);align-items:start}
@media(max-width:860px){.grid2{grid-template-columns:1fr;gap:22px}}
.stack{display:flex;flex-direction:column;gap:26px}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.07s}.reveal.d2{transition-delay:.14s}.reveal.d3{transition-delay:.21s}

/* ---- stat strip ---- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);margin-top:clamp(40px,6vw,72px)}
.stats>div{background:var(--bg);padding:30px clamp(18px,2.4vw,32px)}
.sec.tint .stats>div{background:var(--bg-2)}
.stats .n{font-size:clamp(34px,4.4vw,54px);font-weight:200;letter-spacing:-.035em;line-height:1;color:var(--fg)}
.stats .t{margin-top:14px;font-size:13px;color:var(--muted);line-height:1.6;max-width:34ch}
.stats .s{display:block;margin-top:12px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.16em;color:var(--dim);text-transform:uppercase}
@media(max-width:800px){.stats{grid-template-columns:1fr}}

/* ---- rows (product parts / principles / use cases) ---- */
.rows{display:flex;flex-direction:column}
.row{display:grid;grid-template-columns:44px minmax(0,1fr) minmax(0,1.5fr);gap:clamp(16px,3vw,44px);padding:28px 0;border-top:1px solid var(--line-2);align-items:start}
.row:last-child{border-bottom:1px solid var(--line-2)}
.row .ix{font-family:var(--font-mono);font-size:11px;color:var(--dim);padding-top:4px}
.row p{font-size:14.5px}
@media(max-width:800px){.row{grid-template-columns:1fr;gap:10px}.row .ix{padding-top:0}}
.specs{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.specs span{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-2);border:1px solid var(--line-2);border-radius:2px;padding:6px 10px}

/* ---- engagement animation ---- */
.eng{border:1px solid var(--line-2);background:radial-gradient(120% 90% at 50% 100%,rgba(220,230,238,.05),transparent 62%),#08090b;position:relative}
.eng canvas{display:block;width:100%;height:clamp(360px,52vw,560px)}
.eng-hud{position:absolute;top:0;left:0;right:0;display:flex;gap:26px;align-items:center;white-space:nowrap;padding:16px 18px;font-family:var(--font);font-size:12.5px;font-weight:300;letter-spacing:0;color:var(--muted)}
.eng-hud b{color:var(--fg);font-weight:500;letter-spacing:0}
.eng-hud .sp{flex:1}
.eng-rail{display:flex;gap:0;border-top:1px solid var(--line-2)}
.eng-rail button{flex:1;background:none;border:0;border-right:1px solid var(--line-2);color:var(--dim);font-family:var(--font);font-size:12.5px;font-weight:300;letter-spacing:0;padding:14px 12px;text-align:left;cursor:default;transition:color .3s,background .3s}
.eng-rail button:last-child{border-right:0}
.eng-rail button.on{color:var(--fg);background:rgba(255,255,255,.04)}
.eng-note{margin-top:16px;font-size:12.5px;color:var(--dim);font-family:var(--font);letter-spacing:0}

/* ---- team ---- */
.team{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(14px,2vw,24px)}
@media(max-width:860px){.team{grid-template-columns:repeat(2,1fr)}}
.person img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:2px;filter:grayscale(1) contrast(1.04);opacity:.86;transition:opacity .3s,filter .3s}
.person:hover img{opacity:1;filter:grayscale(.35)}
.person .nm{margin-top:14px;font-size:14.5px;font-weight:400}
.person .rl{font-family:var(--font);font-size:12.5px;font-weight:300;letter-spacing:0;text-transform:none;color:var(--muted);margin-top:5px}

/* ---- closing ---- */
.close-sec{padding:clamp(90px,14vh,170px) 0;text-align:center}
.close-sec h2{max-width:22ch;margin:0 auto}
.close-sec p{max-width:52ch;margin:26px auto 0}
.close-sec .row-btn{display:flex;gap:14px;justify-content:center;margin-top:38px;flex-wrap:wrap}

/* ---- footer ---- */
.foot{padding:56px 0 34px}
.foot .top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px;padding-bottom:40px;border-bottom:1px solid var(--line-2)}
@media(max-width:800px){.foot .top{grid-template-columns:1fr 1fr}}
.foot h5{font-family:var(--font);font-size:13px;letter-spacing:0;text-transform:none;color:var(--fg-2);font-weight:400;margin-bottom:16px}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--muted)}
.foot ul a{color:var(--muted)}
.foot ul a:hover{color:var(--fg)}
.foot .bot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;font-family:var(--font);font-size:12.5px;font-weight:300;letter-spacing:0;text-transform:none;color:var(--muted)}
.foot .disc{margin-top:18px;font-size:11.5px;color:#4a5055;max-width:88ch;line-height:1.7}

#bgfield{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;pointer-events:none;opacity:.85}
body>nav,body>section,body>footer{position:relative;z-index:1}
.sec{background:transparent}
.sec.tint{background:rgba(255,255,255,calc(.014 + var(--sp,0)*.012))}
/* light hero */
.hero{background:#f4f5f6;color:#0a0b0d}
.hero #aurora{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:1;pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,rgba(244,245,246,.06),rgba(244,245,246,.30))}
.hero .wrap{z-index:3}
.hero #hero-grain{position:absolute;inset:0;width:100%;height:100%;z-index:2;pointer-events:none;opacity:.12;mix-blend-mode:multiply}
.hero-photo{position:absolute;inset:0;z-index:1;pointer-events:none;mix-blend-mode:normal;background:url("assets/hero-drones-sm.png") 58% 74%/152% no-repeat;filter:none;opacity:1;-webkit-mask-image:linear-gradient(100deg,transparent 2%,rgba(0,0,0,.55) 26%,#000 52%),linear-gradient(180deg,#000 8%,#000 52%,rgba(0,0,0,.34) 76%,transparent 94%);-webkit-mask-composite:source-in;mask-image:linear-gradient(100deg,transparent 2%,rgba(0,0,0,.55) 26%,#000 52%),linear-gradient(180deg,#000 8%,#000 52%,rgba(0,0,0,.34) 76%,transparent 94%);mask-composite:intersect}
.hero{min-height:100vh;min-height:100svh}
.hero #aurora{opacity:.6}
.hero .lab{color:#7c838a}
.hero h1{color:#0a0b0d}
.hero .rot{color:#a8aeb4}
.hero .rot i{color:#0a0b0d;transition:opacity .26s var(--ease)}
.hero-foot{border-top-color:rgba(0,0,0,.13)}
.hero p{color:#4c5257}
.hero .btn.solid{background:#0a0b0d;color:#f4f5f6;border-color:#0a0b0d}
.hero .btn.solid:hover{background:#1a1d21;color:#fff}
.nav:not(.scrolled) .mk span,.nav:not(.scrolled) .links a{color:#31363b}
.nav:not(.scrolled) .links a:hover{color:#0a0b0d}
.nav:not(.scrolled) .mk img{filter:invert(1);opacity:.85}
.nav:not(.scrolled) .cta{color:#0a0b0d!important;border-color:rgba(0,0,0,.22)}
.nav:not(.scrolled) .cta:hover{background:rgba(0,0,0,.06)}
.foot{background:linear-gradient(180deg,rgba(10,11,13,.6),rgba(10,11,13,.95));position:relative;z-index:1}

.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(28px,4.5vw,64px);align-items:center}
#threat{padding-bottom:clamp(34px,5vh,60px)}
.split h2{padding-bottom:clamp(10px,2vh,22px)}
@media(max-width:700px){.split h2{padding-bottom:0;margin-bottom:clamp(18px,4vw,32px)}}
.split h2{max-width:20ch}
.shot{margin:0;overflow:hidden;border-radius:3px}
.shot img{width:100%;aspect-ratio:5/4;object-fit:cover;display:block}
@media(max-width:700px){.split{grid-template-columns:1fr;gap:36px}.shot img{aspect-ratio:16/10}}

.nodegraph{margin-top:clamp(40px,5vw,68px);color:var(--line)}
.ng-root{border:1px solid var(--line);border-radius:10px;padding:18px 22px;max-width:300px;margin:0 auto;text-align:center;background:rgba(255,255,255,.02)}
.ng-root .ng-k{display:block;font-size:15px;font-weight:500;color:var(--fg);letter-spacing:-.01em}
.ng-root .ng-t{display:block;margin-top:4px;font-size:12.5px;color:var(--muted)}
.ng-links{display:block;width:100%;height:64px;color:var(--line)}
.ng-branches{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,3vw,36px)}
.ng-branch{display:grid;grid-template-columns:1fr auto;grid-template-areas:"name plus" "sub plus";column-gap:14px;align-items:center;text-align:left;width:100%;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:10px;padding:20px 22px;color:var(--fg);font-family:var(--font);cursor:pointer;transition:background .22s,border-color .22s}
.ng-branch:hover{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.2)}
.ng-branch .ng-ix{grid-area:ix;font-size:12.5px;color:var(--dim)}
.ng-branch .ng-name{grid-area:name;font-size:18px;font-weight:400;letter-spacing:-.015em}
.ng-branch .ng-sub{grid-area:sub;font-size:12.5px;color:var(--muted);font-weight:300}
.ng-branch .ng-plus{grid-area:plus;position:relative;width:15px;height:15px;opacity:.75}
.ng-branch .ng-plus::before,.ng-branch .ng-plus::after{content:"";position:absolute;background:var(--fg-2);transition:transform .25s var(--ease),opacity .25s}
.ng-branch .ng-plus::before{left:0;top:7px;width:15px;height:1.4px}
.ng-branch .ng-plus::after{left:7px;top:0;width:1.4px;height:15px}
.ng-branch[aria-expanded="true"]{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.26)}
.ng-branch[aria-expanded="true"] .ng-plus::after{transform:scaleY(0)}
.ng-panel{overflow:hidden;max-height:0;transition:max-height .38s var(--ease),margin .38s var(--ease)}
.ng-panel.open{max-height:340px;margin-top:16px}
.ng-inner{border:1px solid var(--line-2);border-left:1px solid rgba(255,255,255,.22);border-radius:0 10px 10px 0;padding:22px 24px;background:rgba(255,255,255,.02)}
.ng-inner p{font-size:14.5px;max-width:70ch}
.ng-inner .specs{margin-top:16px}
@media(max-width:760px){.ng-branches{grid-template-columns:1fr;gap:14px}.ng-links{height:36px}.ng-links path{d:none}}

.close-sec.light{background:#f4f5f6;color:#0a0b0d;overflow:hidden;border-bottom-color:rgba(0,0,0,.12)}
.close-sec.light #closefield{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.85}
.close-sec.light .wrap{position:relative;z-index:2}
.close-sec.light .lab{color:#7c838a}
.close-sec.light h2{color:#0a0b0d}
.close-sec.light p{color:#4c5257}
.close-sec.light .btn.solid{background:#0a0b0d;color:#f4f5f6;border-color:#0a0b0d}
.close-sec.light .btn.solid:hover{background:#1a1d21;color:#fff}

.ng-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.ng-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--muted);line-height:1.6}
.ng-list li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--fg-2);opacity:.7}

.webgraph{margin-top:clamp(40px,5vw,68px);color:var(--line)}
.wg-hub{border:1px solid var(--line);border-radius:10px;padding:16px 22px;max-width:320px;margin:0 auto;text-align:center;background:rgba(255,255,255,.02)}
.wg-hub .wg-hk{display:block;font-size:15px;font-weight:500;color:var(--fg)}
.wg-hub .wg-ht{display:block;margin-top:4px;font-size:12.5px;color:var(--muted)}
.wg-links{display:block;width:100%;height:60px;color:var(--line)}
.wg-cells{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.6vw,18px)}
.wg-cell{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;text-align:left;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:10px;padding:18px;color:var(--fg);font-family:var(--font);cursor:pointer;transition:background .22s,border-color .22s}
.wg-cell:hover{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.2)}
.wg-cell .wg-name{font-size:14.5px;font-weight:400;line-height:1.35}
.wg-cell .wg-plus{position:relative;width:13px;height:13px;flex:none}
.wg-cell .wg-plus::before,.wg-cell .wg-plus::after{content:"";position:absolute;background:var(--fg-2);transition:transform .25s var(--ease)}
.wg-cell .wg-plus::before{left:0;top:6px;width:13px;height:1.3px}
.wg-cell .wg-plus::after{left:6px;top:0;width:1.3px;height:13px}
.wg-cell[aria-expanded="true"]{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.26)}
.wg-cell[aria-expanded="true"] .wg-plus::after{transform:scaleY(0)}
@media(max-width:860px){.wg-cells{grid-template-columns:1fr 1fr}.wg-links{height:34px}}
@media(max-width:560px){.wg-cells{grid-template-columns:1fr}}

.nav.onlight:not(.scrolled) .mk span,.nav.onlight:not(.scrolled) .links a{color:#31363b}
.nav.onlight:not(.scrolled) .links a:hover{color:#0a0b0d}
.nav.onlight:not(.scrolled) .mk img{filter:invert(1);opacity:.85}
.nav.onlight:not(.scrolled) .cta{color:#0a0b0d!important;border-color:rgba(0,0,0,.22)}
.nav.onlight:not(.scrolled) .cta:hover{background:rgba(0,0,0,.06)}
.nav.onlight.scrolled{background:rgba(244,245,246,.82);border-bottom-color:rgba(0,0,0,.10)}
.nav.onlight.scrolled .mk span,.nav.onlight.scrolled .links a{color:#31363b}
.nav.onlight.scrolled .links a:hover{color:#0a0b0d}
.nav.onlight.scrolled .mk img{filter:invert(1);opacity:.85}
.nav.onlight.scrolled .cta{color:#0a0b0d!important;border-color:rgba(0,0,0,.22)}

.foot{background:#f4f5f6;color:#0a0b0d;border-top:0}
.foot h5{color:#6b7278}
.foot ul{color:#4c5257}
.foot ul a{color:#4c5257}
.foot ul a:hover{color:#0a0b0d}
.foot .mk span{color:#0a0b0d}
.foot .mk img{filter:invert(1);opacity:.85}
.foot .top{border-bottom-color:rgba(0,0,0,.12)}
.foot .bot{color:#6b7278}
.foot .disc{color:#8b9298}