@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=DM+Mono:wght@400;500&display=swap');

:root{
  --ink:#0b1220;--muted:#647084;--paper:#f5f7fb;--white:#fff;--line:#dfe5ef;
  --navy:#07111f;--blue:#2f6df6;--cyan:#38bdf8;--purple:#8b5cf6;--orange:#f59e0b;--green:#10b981;--red:#ef4444;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);font-family:Inter,system-ui,sans-serif;color:var(--ink);overflow-x:hidden}
#ambient{position:fixed;inset:0;width:100%;height:100%;z-index:-2;opacity:.35}
a{color:inherit}.topbar{position:fixed;top:0;left:0;right:0;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 4vw;background:rgba(245,247,251,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(11,18,32,.06);z-index:20}
.brand{text-decoration:none;font-weight:800;letter-spacing:.13em;color:#082b62}.topbar nav{display:flex;gap:22px}.topbar nav a{text-decoration:none;font-size:12px;color:#43506a}
.pill,.ghost{display:inline-block;border-radius:999px;padding:12px 18px;border:1px solid var(--ink);font-weight:700;font-size:13px;text-decoration:none;cursor:pointer;transition:.2s;font-family:inherit}.pill{background:var(--ink);color:white}.ghost{background:transparent}.ghost.light{border-color:#5d6b80;color:#e8eef8}.small{padding:8px 13px}.button:hover,.pill:hover,.ghost:hover{transform:translateY(-2px)}
.hero{min-height:100vh;background:radial-gradient(circle at 85% 30%,#17254a 0,#091526 36%,#050912 72%);color:white;padding:105px 5vw 50px;position:relative;overflow:hidden}
.hero-grid{max-width:1320px;margin:0 auto;min-height:760px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}.eyebrow,.kicker{font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--blue);margin-bottom:20px}.hero .eyebrow{color:#7dd3fc}
h1{font-size:clamp(58px,7.6vw,118px);line-height:.86;letter-spacing:-.075em;margin:0}.hero h1 span{background:linear-gradient(90deg,#7dd3fc,#a78bfa);-webkit-background-clip:text;color:transparent}
h2{font-size:clamp(40px,5vw,70px);line-height:1;letter-spacing:-.055em;margin:0 0 25px}.lede,.intro{font-size:clamp(18px,2vw,23px);line-height:1.55;color:var(--muted);max-width:880px}.hero .lede{color:#b7c2d4;max-width:750px;margin:30px 0}
.hero-actions{display:flex;gap:14px;margin-top:30px}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:72px}.hero-stats div{border-top:1px solid #334155;padding-top:15px}.hero-stats b{display:block}.hero-stats span{display:block;color:#8392aa;font-size:11px;line-height:1.4;margin-top:5px}
.hero-viz{height:640px;position:relative}.orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.25}.orb-a{width:230px;height:230px;background:#2563eb;left:90px;top:100px}.orb-b{width:260px;height:260px;background:#7c3aed;right:30px;bottom:100px}
.hero-svg{position:absolute;inset:0;width:100%;height:100%}.flow-path{fill:none;stroke:url(#flow);stroke-width:2;stroke-dasharray:8 12;filter:url(#glow);animation:dash 14s linear infinite}.p2{animation-direction:reverse}@keyframes dash{to{stroke-dashoffset:-400}}
.agent-card{position:absolute;width:245px;border:1px solid #31405b;background:rgba(9,20,36,.82);backdrop-filter:blur(10px);border-radius:22px;padding:22px;box-shadow:0 25px 80px rgba(0,0,0,.25)}.victim-card{left:20px;top:210px}.deceiver-card{right:10px;top:190px}.agent-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-weight:800;background:#12386d;margin-bottom:18px}.deceiver-card .agent-icon{background:#392167}.agent-card b{display:block;font-size:18px}.agent-card span{font-size:11px;color:#8fa0b8;display:block;margin:6px 0 18px}.agent-card code{font:11px/1.5 "DM Mono";color:#d6deea}
.floating-chip{position:absolute;padding:7px 10px;border:1px solid #334155;background:#0c1728;border-radius:99px;font:10px "DM Mono";color:#b9c5d6;animation:float 5s ease-in-out infinite}.c1{left:45%;top:126px}.c2{left:38%;top:228px;animation-delay:-1s}.c3{left:50%;top:355px;animation-delay:-2s}.c4{left:35%;top:455px;animation-delay:-3s}@keyframes float{50%{transform:translateY(-10px)}}
.scroll-cue{text-align:center;color:#718097;font-size:10px;text-transform:uppercase;letter-spacing:.15em}
.section{max-width:1280px;margin:0 auto;padding:120px 5vw}.dark{max-width:none;background:var(--navy);color:white;padding-left:max(5vw,calc((100vw - 1280px)/2 + 5vw));padding-right:max(5vw,calc((100vw - 1280px)/2 + 5vw))}.dark .intro{color:#a8b4c6}.cyan{color:#67d8ff}.compact{max-width:720px}
.mission-board{display:grid;grid-template-columns:.85fr 1.35fr;gap:28px;margin-top:55px}.mission-left{background:white;border:1px solid var(--line);border-radius:22px;padding:28px}.mission-left h3{font-size:28px;margin:0 0 12px}.mission-left p{color:var(--muted);line-height:1.65}.method-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}.method-cloud span{padding:8px 10px;border-radius:99px;background:#edf3ff;color:#17417f;font-size:11px;font-weight:700}.mission-right{background:white;border:1px solid var(--line);border-radius:22px;padding:14px}.mission-right canvas,.geom-canvas-wrap canvas,.key-visual canvas,.defense-card canvas,.appCanvas{width:100%;height:auto}.canvas-legend{display:flex;gap:18px;color:#667085;font-size:10px;padding:5px 10px 12px;flex-wrap:wrap}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.blue{background:#2563eb}.dot.green{background:#10b981}.dot.purple{background:#8b5cf6}.linekey{display:inline-block;width:16px;border-top:2px dashed #111827;margin-right:7px;vertical-align:middle}
.split-head{display:flex;justify-content:space-between;gap:40px;align-items:end}.key-lab{display:grid;grid-template-columns:.65fr 1.35fr;gap:28px;margin-top:55px}.key-copy{background:#0c1929;border:1px solid #25364e;border-radius:22px;padding:26px}.key-copy h3{font-size:26px;margin-top:0}.key-copy p{color:#a8b4c6;line-height:1.6;font-size:13px}.key-copy label{display:block;margin:30px 0}.key-copy label span{display:flex;justify-content:space-between;font-size:12px;color:#b8c4d5;margin-bottom:8px}.key-copy input{width:100%;accent-color:#8b5cf6}.key-visual{background:#f9fbff;border:1px solid #25364e;border-radius:22px;padding:12px}
.research-callout{margin-top:22px;padding:22px;border-radius:18px;background:#0d1627;color:white;border:1px solid #23354d}.research-callout b{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:#7dd3fc;display:block;margin-bottom:8px}.research-callout span{font-size:18px}
.poison-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:14px;align-items:center;margin:60px 0}.poison-card{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;min-height:190px}.poison-card span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#edf3ff;color:var(--blue);font-weight:800;font-size:12px}.poison-card b{display:block;font-size:18px;margin:20px 0 8px}.poison-card p{font-size:12px;color:var(--muted);line-height:1.55}.poison-arrow{font-size:24px;color:#9aa5b5}.stability-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.stability-strip div{padding:22px;border-radius:17px;background:#0b1220;color:white}.stability-strip b{display:block}.stability-strip span{color:#aeb9c9;font-size:12px;margin-top:7px;display:block}
.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:50px 0}.result-card{background:#0c1929;border:1px solid #25364e;border-radius:20px;padding:24px}.result-card span{color:#7dd3fc;font-size:10px;text-transform:uppercase;letter-spacing:.13em}.result-card h3{font-size:24px}.result-card p{color:#a9b7c9;line-height:1.55}.result-card code{display:block;margin-top:18px;font:11px "DM Mono";color:#d9e4f2;background:#07111f;padding:12px;border-radius:10px}
.geom-lab{display:grid;grid-template-columns:.7fr 1.45fr;gap:30px;margin-top:45px}.geom-controls{background:#0c1929;border:1px solid #25364e;border-radius:22px;padding:26px}.toggle-row{display:flex;justify-content:space-between;align-items:center}.toggle-row small{color:#7f8ea4}.geom-controls h3{font-size:25px;margin:6px 0}.geom-controls p{color:#95a5bc;font-size:13px;line-height:1.6;margin:25px 0 38px}.geom-controls label{display:block;margin:26px 0}.geom-controls label span{display:flex;justify-content:space-between;color:#b8c4d5;font-size:12px;margin-bottom:9px}.geom-controls input{width:100%;accent-color:#8b5cf6}.toggle{width:52px;height:29px;border:1px solid #40506a;border-radius:99px;background:#152238;padding:3px;cursor:pointer}.toggle i{display:block;width:21px;height:21px;border-radius:50%;background:#6b7b93;transition:.3s}.toggle.on i{transform:translateX(22px);background:#a78bfa}.geom-canvas-wrap{background:#f9fbff;border-radius:22px;padding:14px;border:1px solid #26364e}
.application-carousel{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;margin-top:50px}.navbtn{width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:white;font-size:30px;cursor:pointer}.app-card{display:none;background:white;border:1px solid var(--line);border-radius:24px;padding:30px;min-height:620px}.app-card.active{display:grid;grid-template-columns:.7fr 1fr;gap:24px;align-items:center}.app-card span{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:#2563eb;font-weight:800}.app-card h3{font-size:36px;line-height:1;margin:12px 0}.app-card p{color:var(--muted);line-height:1.65}.app-dots{display:flex;justify-content:center;gap:8px;margin-top:18px}.app-dots button{width:9px;height:9px;border:0;border-radius:50%;background:#cdd5e0}.app-dots button.active{background:#2563eb}
.network-wrap{display:grid;grid-template-columns:1.45fr .65fr;gap:26px;margin-top:45px;align-items:center}.network-wrap svg{width:100%;height:auto;background:#f9fbff;border:1px solid #26364e;border-radius:24px}.network-copy{display:grid;gap:11px}.network-copy div{padding:18px;background:#0c1929;border:1px solid #25364e;border-radius:15px}.network-copy b{display:block}.network-copy span{font-size:11px;color:#a8b4c6;display:block;margin-top:5px}
.defense-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:50px}.defense-card{background:white;border:1px solid var(--line);border-radius:22px;padding:24px}.defense-card>span{font-size:10px;text-transform:uppercase;letter-spacing:.13em;color:#2563eb;font-weight:800}.defense-card h3{font-size:30px;margin:10px 0 20px}.key-bank{display:flex;gap:8px;flex-wrap:wrap;margin:30px 0}.keytoken{border:1px solid var(--line);background:#f5f7fb;padding:10px 14px;border-radius:999px;font-weight:800}.keytoken.active{background:#0b1220;color:white}.key-defense-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:10px;align-items:center;margin:30px 0}.key-defense-flow div{padding:16px;border-radius:14px;background:#f5f7fb;font-size:12px;text-align:center;color:#546174}
.future-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:50px 0}.future-grid article{background:white;border:1px solid var(--line);border-radius:18px;padding:22px;min-height:260px}.future-grid span{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:#2563eb;font-weight:800}.future-grid h3{font-size:22px;line-height:1.1}.future-grid p{color:var(--muted);font-size:12px;line-height:1.6}
.llm-demo{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:18px;margin-top:55px}.llm-panel{background:white;border:1px solid var(--line);border-radius:22px;padding:22px}.panel-head span{font-size:10px;color:#8590a2;text-transform:uppercase;letter-spacing:.12em}.panel-head b{display:block;font-size:20px;margin-top:5px}.memory{display:grid;gap:8px;margin:28px 0}.memory div{padding:11px;border-radius:10px;background:#f5f7fb;font-size:11px;color:#5c6677}.memory strong{float:right;color:#2563eb}.conversation{display:flex;flex-direction:column;justify-content:center;gap:10px;padding:10px}.msg{max-width:82%;padding:11px 14px;border-radius:15px;background:#eef2f8;font-size:11px;color:#536074;opacity:.38;transform:scale(.98);transition:.35s}.msg.left{align-self:flex-start}.msg.right{align-self:flex-end;background:#f2edff}.msg.active{opacity:1;transform:scale(1);box-shadow:0 8px 20px rgba(15,23,42,.08)}.msg.target.active{background:#e8ddff;color:#35205d}.feedback-label{text-align:center;font:9px "DM Mono";color:#8a96a8;margin-top:8px}.state-block{padding:16px;background:#f7f9fc;border-radius:15px;margin-top:18px}.state-block small{display:block;color:#8590a2;margin-bottom:10px}.state-block code{font:11px/1.5 "DM Mono"}.beliefbar{height:12px;background:#e4e9f0;border-radius:999px;overflow:hidden;margin-top:18px}.beliefbar i{display:block;width:50%;height:100%;background:linear-gradient(90deg,#8b5cf6,#2f6df6);transition:1s}.beliefaxis{display:flex;justify-content:space-between;font-size:9px;color:#8994a5;margin-top:6px}
.pub-list{display:grid;gap:10px;margin:45px 0}.pub-list div{padding:18px;border-radius:15px;background:white;border:1px solid var(--line)}.pub-list b{display:block}.pub-list span{font-size:12px;color:var(--muted);display:block;margin-top:5px}.citebox{position:relative;background:#0b1220;color:#dbe4ef;border-radius:18px;padding:24px}.citebox pre{font:11px/1.7 "DM Mono";white-space:pre-wrap;margin:0;padding-right:150px}.citebox button{position:absolute;right:18px;top:18px;color:white;border-color:#475569}
footer{display:grid;grid-template-columns:auto 1fr auto;gap:30px;align-items:center;padding:30px 5vw;border-top:1px solid var(--line);font-size:11px;color:#6e7b8e}footer a{text-decoration:none;color:#182235}
@media(max-width:980px){
 .topbar nav{display:none}.hero-grid,.mission-board,.key-lab,.geom-lab,.network-wrap,.defense-grid,.llm-demo{grid-template-columns:1fr}.hero-viz{height:580px}.hero-stats,.stability-strip,.results-grid{grid-template-columns:1fr}.poison-flow{grid-template-columns:1fr}.poison-arrow{text-align:center;transform:rotate(90deg)}.split-head{display:block}.future-grid{grid-template-columns:1fr 1fr}.app-card.active{grid-template-columns:1fr}.app-card{min-height:auto}.key-defense-flow{grid-template-columns:1fr}.key-defense-flow b{text-align:center;transform:rotate(90deg)}
}
@media(max-width:650px){
 .section{padding:90px 5vw}.hero{padding-top:95px}.future-grid{grid-template-columns:1fr}.citebox pre{padding:55px 0 0}.hero-viz{height:520px}.agent-card{width:205px}.victim-card{left:0}.deceiver-card{right:0}
}


/* v3.2 — application GIFs */
.app-gif{
  width:100%;
  height:auto;
  display:block;
  border-radius:16px;
  border:1px solid #dfe5ef;
  background:#061017;
  box-shadow:0 16px 40px rgba(11,18,32,.10);
}
.app-card.active{
  align-items:center;
}
@media(max-width:980px){
  .app-gif{margin-top:10px}
}


/* v3.3 — fix contested-logistics application card layout */
.app-card.active{
  display:grid;
  grid-template-columns:minmax(240px,.72fr) minmax(0,1.45fr);
  grid-template-areas:
    "label media"
    "title media"
    "copy  media";
  column-gap:34px;
  row-gap:12px;
  align-items:center;
  min-height:auto;
  padding:28px;
}

.app-card.active > span{
  grid-area:label;
  align-self:end;
}

.app-card.active > h3{
  grid-area:title;
  align-self:center;
  margin:0;
}

.app-card.active > p{
  grid-area:copy;
  align-self:start;
  margin:0;
}

.app-card.active > .app-gif{
  grid-area:media;
  align-self:center;
  justify-self:stretch;
  width:100%;
  max-width:none;
  object-fit:contain;
}

.application-carousel{
  align-items:center;
}

@media(max-width:980px){
  .app-card.active{
    grid-template-columns:1fr;
    grid-template-areas:
      "label"
      "title"
      "copy"
      "media";
  }
}


/* v3.6 — MP4 application simulations */
.app-video{
  grid-area:media;
  width:100%;
  height:auto;
  display:block;
  border-radius:16px;
  border:1px solid #dfe5ef;
  background:#061017;
  box-shadow:0 16px 40px rgba(11,18,32,.10);
  object-fit:contain;
}

/* v3.8 — papers and manuscripts */
.pub-list .pub-item {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  color: inherit;
  text-decoration: none;
}
.pub-list .pub-item:hover b { text-decoration: underline; }


/* v3.9 — larger MP4 presentation for contested-logistics applications */
.applications-section{
  max-width:1600px;
  padding-left:3vw;
  padding-right:3vw;
}

.application-carousel{
  width:100%;
  grid-template-columns:60px minmax(0,1fr) 60px;
  gap:18px;
  align-items:center;
}

.app-card.active{
  grid-template-columns:minmax(250px,.42fr) minmax(0,1.85fr);
  grid-template-areas:
    "label media"
    "title media"
    "copy  media";
  column-gap:34px;
  row-gap:14px;
  align-items:center;
  padding:22px 24px;
  min-height:auto;
}

.app-card.active > span{
  grid-area:label;
  align-self:end;
}

.app-card.active > h3{
  grid-area:title;
  margin:0;
  font-size:clamp(38px,3.8vw,62px);
  line-height:.98;
}

.app-card.active > p{
  grid-area:copy;
  align-self:start;
  margin:0;
  font-size:clamp(16px,1.4vw,22px);
  line-height:1.55;
}

.app-card.active > .app-video{
  grid-area:media;
  width:100%;
  max-width:none;
  height:auto;
  display:block;
  justify-self:stretch;
  align-self:center;
  border-radius:18px;
  box-shadow:0 20px 55px rgba(11,18,32,.12);
}

@media(max-width:1100px){
  .app-card.active{
    grid-template-columns:1fr;
    grid-template-areas:
      "label"
      "title"
      "copy"
      "media";
  }

  .app-card.active > .app-video{
    margin-top:10px;
  }
}


/* v3.12 — dark contested-logistics video carousel */
.application-carousel .app-card,
.application-carousel .app-card.active{
  background:#050b14;
  border-color:#263448;
  color:#f7f9fc;
  box-shadow:0 22px 60px rgba(0,0,0,.20);
}

.application-carousel .app-card > span{
  color:#67a7ff;
}

.application-carousel .app-card > h3{
  color:#ffffff;
}

.application-carousel .app-card > p{
  color:#b8c4d6;
}

.application-carousel .app-video{
  border-color:#314158;
  background:#02070d;
  box-shadow:0 20px 55px rgba(0,0,0,.35);
}

/* Carousel controls */
.application-carousel > button,
.application-carousel .carousel-arrow{
  background:#08111f;
  color:#ffffff;
  border-color:#35455c;
  box-shadow:0 8px 24px rgba(0,0,0,.16);
}

.application-carousel > button:hover,
.application-carousel .carousel-arrow:hover{
  background:#12213a;
  border-color:#5b7ca8;
}

/* Pagination dots */
#appDots button{
  background:#536176;
}
#appDots button.active{
  background:#2f7cff;
}