html{background:var(--bg)}
body{background:radial-gradient(ellipse 70% 60% at 50% 45%,#071a2c 0%,var(--bg2) 45%,var(--bg) 100%)}
body{min-height:100dvh;display:flex;flex-direction:column}
.floor{position:fixed;left:0;right:0;bottom:0;height:42vh;pointer-events:none;z-index:0;perspective:600px;overflow:hidden;
-webkit-mask-image:linear-gradient(0deg,#000,transparent);mask-image:linear-gradient(0deg,#000,transparent)}
.floor::before{content:"";position:absolute;left:-50%;right:-50%;top:0;height:200%;transform:rotateX(70deg);transform-origin:50% 0;
background-image:linear-gradient(rgba(41,182,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(41,182,255,.18) 1px,transparent 1px);background-size:70px 70px;
animation:floor 6s linear infinite}
@keyframes floor{to{background-position:0 70px}}
.map{position:relative;flex:1;min-height:560px;z-index:10;margin-top:78px}
svg.links{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.links .base{fill:none;stroke:rgba(41,182,255,.22);stroke-width:1}
.links .glow{fill:none;stroke:rgba(41,182,255,.55);stroke-width:3;filter:blur(3px);opacity:.25}
.links .pulse{fill:none;stroke:#7fd6ff;stroke-width:1.6;stroke-linecap:round;stroke-dasharray:6 900;animation:flow 3.6s linear infinite}
.links .p .base{stroke:rgba(62,230,160,.22)}.links .p .glow{stroke:rgba(62,230,160,.55)}.links .p .pulse{stroke:#9ff5cf}
.links g{transition:opacity .3s}
.links .end{fill:#02080e;stroke:#29b6ff;stroke-width:1.2}.links .p .end{stroke:var(--mint)}
.links g.on .base{stroke-width:1.6;stroke:rgba(127,214,255,.9)}.links g.p.on .base{stroke:rgba(159,245,207,.9)}
.links g.on .glow{opacity:.9}.links g.on .pulse{stroke-width:2.4;animation-duration:1.2s;stroke-dasharray:18 120}
.map.focus .links g:not(.on):not(.orbit){opacity:.4}
.links .orbit ellipse{fill:none;stroke:rgba(41,182,255,.10);stroke-width:1;stroke-dasharray:2 7}
.links .orbit .o2{stroke:rgba(41,182,255,.06);stroke-dasharray:none}
@keyframes flow{from{stroke-dashoffset:906}to{stroke-dashoffset:0}}
.links .draw{animation:draw 1.2s cubic-bezier(.6,0,.2,1) both}
@keyframes draw{from{stroke-dashoffset:var(--len)}to{stroke-dashoffset:0}}
/* centre core */
.core{position:absolute;transform:translate(-50%,-50%);width:330px;aspect-ratio:1;display:grid;place-items:center;z-index:3}
.core::before{content:"";position:absolute;inset:16%;border-radius:50%;background:radial-gradient(circle,rgba(10,40,67,.85),rgba(2,8,14,.92) 70%);
box-shadow:0 0 0 1px rgba(41,182,255,.35),0 0 60px rgba(0,140,255,.25),inset 0 0 40px rgba(41,182,255,.18)}
.core svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.core .s1{transform-origin:50% 50%;animation:spin 40s linear infinite}.core .s2{transform-origin:50% 50%;animation:spin 24s linear infinite reverse}
.core .s3{transform-origin:50% 50%;animation:ripple 3.4s ease-out infinite}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes ripple{0%{transform:scale(.7);opacity:.7}100%{transform:scale(1.12);opacity:0}}
.core img{position:absolute;left:22%;top:50%;margin-top:-18.67%;width:56%;height:auto;filter:drop-shadow(0 0 16px rgba(41,182,255,.5));animation:hover 5s ease-in-out infinite}
@keyframes hover{0%,100%{transform:translateY(-3px)}50%{transform:translateY(3px)}}
.core .tag{position:absolute;bottom:4%;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:10px;color:#7fbfe6}
/* nodes */
.node{position:absolute;transform:translate(-50%,-50%);z-index:4;display:flex;align-items:center;gap:10px;
padding:0 18px 0 14px;height:46px;border-radius:12px;white-space:nowrap;
background:linear-gradient(180deg,rgba(24,53,76,.55),rgba(10,40,67,.35));border:1px solid rgba(41,182,255,.28);
backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
box-shadow:0 8px 30px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.06);
transition:border-color .25s,box-shadow .25s,background .25s,transform .25s;opacity:0;animation:nodein .6s cubic-bezier(.2,.7,.2,1) forwards}
.node .k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--blue);opacity:.8}
.node .n{font-size:14.5px;font-weight:500;color:#fff;letter-spacing:.02em}
.node::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px var(--blue);flex:none}
.node.p{border-color:rgba(62,230,160,.28)}.node.p::before{background:var(--mint);box-shadow:0 0 10px var(--mint)}.node.p .k{color:var(--mint)}
.node::after{content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
background:linear-gradient(90deg,transparent,rgba(127,214,255,.25),transparent) -150% 0/60% 100% no-repeat;opacity:0;transition:opacity .2s}
.node:hover,.node:focus-visible,.node.on{border-color:rgba(127,214,255,.9);background:linear-gradient(180deg,rgba(24,53,76,.85),rgba(10,40,67,.7));
box-shadow:0 0 0 1px rgba(41,182,255,.35),0 0 34px rgba(0,140,255,.45),inset 0 0 18px rgba(41,182,255,.15);transform:translate(-50%,-50%) scale(1.05)}
.node.p:hover,.node.p:focus-visible,.node.p.on{border-color:rgba(159,245,207,.9);box-shadow:0 0 0 1px rgba(62,230,160,.3),0 0 34px rgba(62,230,160,.35),inset 0 0 18px rgba(62,230,160,.12)}
.node:hover::after,.node.on::after{opacity:1;animation:sheen 1.1s ease}
@keyframes sheen{from{background-position:-150% 0}to{background-position:250% 0}}
@keyframes nodein{from{opacity:0;filter:blur(6px)}to{opacity:1;filter:none}}
.group-label{position:absolute;transform:translate(-50%,-50%);z-index:4;display:flex;align-items:center;gap:10px;white-space:nowrap}
.group-label i{display:block;width:28px;height:1px;background:currentColor;opacity:.6}
.group-label.p{color:var(--mint)}.group-label.s{color:var(--blue)}
.group-label .mono{color:inherit;font-size:10.5px}
/* contacts */
.contact{position:relative;z-index:10;padding:18px 56px 44px;display:flex;flex-direction:column;align-items:center;gap:14px}
.contact .mono{font-size:10.5px}
.cbtns{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.cbtn{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;border-radius:999px;font-size:14px;font-weight:500;color:#fff;letter-spacing:.04em;
background:rgba(10,40,67,.45);border:1px solid rgba(41,182,255,.35);backdrop-filter:blur(10px);transition:all .25s}
.cbtn svg{width:18px;height:18px;flex:none;stroke:var(--blue);fill:none;stroke-width:1.6}
.cbtn:hover{border-color:#7fd6ff;box-shadow:0 0 28px rgba(0,140,255,.45);background:rgba(10,40,67,.8)}
.cbtn.primary{background:linear-gradient(180deg,#29b6ff,#008cff);border-color:transparent;color:#02121f;box-shadow:0 0 30px rgba(0,140,255,.45)}
.cbtn.primary svg{stroke:#02121f}
.cbtn.primary:hover{box-shadow:0 0 44px rgba(41,182,255,.75)}
.back{pointer-events:auto;display:inline-flex;align-items:center;gap:10px}
.back:hover{color:#fff}
/* ---------- mobile: vertical circuit stack ---------- */
@media (max-width:760px){
body{display:block}
.floor{display:none}
.map{margin-top:70px;min-height:0;padding:0 18px 10px 56px}
.core{position:relative;transform:none;left:auto!important;top:auto!important;width:230px;margin:0 auto 18px -18px;margin-left:calc(50% - 115px - 19px)}
.node,.group-label{position:relative;transform:none;left:auto!important;top:auto!important}
.group-label{margin:22px 0 10px}
.group-label i{display:none}
.node{width:100%;margin:0 0 10px;height:50px}
.node:hover,.node.on,.node:focus-visible{transform:scale(1.02)}
.node .n{font-size:15px}
.contact{padding:20px 18px 36px}
.cbtns{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.cbtn{justify-content:center;padding:0 12px;font-size:14px}
.hud-top{top:22px;left:28px;right:22px}
.hud-top .sys [data-clock]{display:none}
.hud .c{width:18px;height:18px}.hud .tl{top:12px;left:12px}.hud .tr{top:12px;right:12px}.hud .bl,.hud .br{display:none}
}
/* launch transition: other nodes power down, chosen line surges, beam wipe from the node */
.map.launch .node:not(.chosen){opacity:.12!important;filter:blur(2px);transition:opacity .3s,filter .3s}
.map.launch .links g:not(.on):not(.orbit){opacity:.08}
.map.launch .links g.on .pulse{animation-duration:.45s;stroke-dasharray:40 60;stroke-width:3}
.node.chosen{transform:translate(-50%,-50%) scale(1.14)!important;transition:transform .3s}
@media (max-width:760px){.node.chosen{transform:scale(1.04)!important}}
#beam{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:0;--c:41,182,255;
background:radial-gradient(circle at var(--bx) var(--by),#eafaff 0,rgba(var(--c),1) 50px,rgba(var(--c),.55) 160px,#02080e 55%)}
#beam.p{--c:62,230,160}
#beam.go{animation:beam .6s cubic-bezier(.7,0,.3,1) forwards}
@keyframes beam{0%{opacity:1;clip-path:circle(0 at var(--bx) var(--by))}60%{opacity:1;clip-path:circle(55% at var(--bx) var(--by))}100%{opacity:1;clip-path:circle(150% at var(--bx) var(--by));filter:brightness(.2)}}
/* hover popup card */
#pop{position:fixed;z-index:40;width:250px;pointer-events:none;opacity:0;border-radius:14px;overflow:hidden;--c:41,182,255;
background:linear-gradient(180deg,rgb(9,30,50),rgb(4,10,18));border:1px solid rgba(var(--c),.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
box-shadow:0 0 0 1px rgba(var(--c),.15),0 0 40px rgba(var(--c),.28),0 20px 50px rgba(0,0,0,.55);transform-origin:var(--ox,50%) var(--oy,50%)}
#pop.p{--c:62,230,160}
#pop.show{animation:popin .38s cubic-bezier(.2,.8,.2,1) forwards}
@keyframes popin{0%{opacity:0;transform:scale(.9);clip-path:inset(0 0 100% 0);filter:brightness(2)}60%{opacity:1;filter:brightness(1.3)}100%{opacity:1;transform:none;clip-path:inset(0 0 0 0);filter:none}}
#pop .pimg{position:relative;height:150px;overflow:hidden;background:#02080e}
#pop .pimg img{width:100%;height:100%;object-fit:cover;object-position:50% 45%;transform:scale(1.25);display:block}
#pop .pimg::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(127,214,255,.06) 0 1px,transparent 1px 3px),linear-gradient(180deg,rgba(2,8,14,.75) 0,transparent 28%,transparent 55%,rgb(6,17,29));mix-blend-mode:normal}
#pop .pimg::before{content:"";position:absolute;left:0;right:0;height:30%;z-index:2;background:linear-gradient(180deg,transparent,rgba(var(--c),.22),transparent);animation:pscan 2.4s ease-in-out infinite}
@keyframes pscan{0%{top:-30%}100%{top:110%}}
#pop .pcode{position:absolute;top:10px;left:12px;z-index:3;font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:rgb(var(--c));text-shadow:0 0 8px rgba(var(--c),.7)}
#pop .pbody{padding:2px 16px 14px}
#pop .pname{font-size:15px;font-weight:600;color:#fff;letter-spacing:.02em}
#pop .pline{margin-top:5px;font-size:13px;line-height:1.45;color:var(--text2)}
#pop .phint{margin-top:10px;font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:rgb(var(--c))}
@media (max-width:760px){#pop{width:min(300px,calc(100vw - 36px))}#pop .pimg{height:140px}}
.site-foot{margin-top:20px}
@media (max-width:760px){.map{min-height:1282px}}
/* MOCKUP: AI Academy entrance, a separate violet doorway below the system map (not a service/product node) */
.academy-gate{position:relative;z-index:10;display:flex;justify-content:center;padding:6px 24px 30px;margin-top:-34px}
.academy-gate::before{content:"";position:absolute;left:50%;top:-74px;height:80px;width:1px;
background:linear-gradient(180deg,transparent,rgba(138,92,255,.9));box-shadow:0 0 12px rgba(138,92,255,.8)}
.academy-gate::after{content:"";position:absolute;left:50%;top:-74px;width:5px;height:14px;margin-left:-2px;border-radius:3px;
background:#d6c8ff;box-shadow:0 0 10px #8a5cff;animation:agdrop 2.4s linear infinite;opacity:0}
@keyframes agdrop{0%{transform:translateY(0);opacity:0}15%{opacity:1}85%{opacity:1}100%{transform:translateY(70px);opacity:0}}
.ag-door{position:relative;display:flex;align-items:center;gap:28px;width:min(620px,100%);padding:16px 34px 16px 18px;border-radius:24px;
background:linear-gradient(120deg,rgba(52,28,112,.62),rgba(10,40,67,.5) 70%);border:1px solid rgba(138,92,255,.5);
backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
box-shadow:0 18px 50px rgba(0,0,0,.45),0 0 0 1px rgba(138,92,255,.12),inset 0 1px 0 rgba(255,255,255,.07);
transition:border-color .25s,box-shadow .25s,transform .25s}
.ag-door:hover,.ag-door:focus-visible{border-color:rgba(196,178,255,.95);transform:translateY(-2px);
box-shadow:0 18px 50px rgba(0,0,0,.45),0 0 46px rgba(138,92,255,.5),inset 0 0 22px rgba(138,92,255,.18)}
.ag-arch{position:relative;flex:none;width:150px;height:176px;border-radius:75px 75px 16px 16px;overflow:hidden;
border:1px solid rgba(160,130,255,.75);background:#02080e;
box-shadow:0 0 26px rgba(138,92,255,.5),inset 0 0 18px rgba(138,92,255,.35);animation:agglow 4.5s ease-in-out infinite}
@keyframes agglow{0%,100%{box-shadow:0 0 22px rgba(138,92,255,.4),inset 0 0 18px rgba(138,92,255,.3)}50%{box-shadow:0 0 38px rgba(138,92,255,.7),inset 0 0 24px rgba(41,182,255,.35)}}
.ag-arch img{position:absolute;left:50%;top:50%;width:250px;height:250px;max-width:none;transform:translate(-50%,-47%);transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.ag-door:hover .ag-arch img,.ag-door:focus-visible .ag-arch img{transform:translate(-50%,-47%) scale(1.18)}
.ag-body{display:flex;flex-direction:column;align-items:flex-start;gap:6px;min-width:0}
.ag-k{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:#b9a2ff}
.ag-soon{display:inline-block;padding:3px 9px;border-radius:999px;border:1px solid rgba(127,255,212,.55);color:#7fffd4;font-size:9.5px;letter-spacing:.14em}
.ag-door h2{font-size:28px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:#fff;line-height:1.15}
.ag-line{color:#cfe0ec;font-size:15px}
.ag-btn{display:inline-flex;align-items:center;gap:10px;min-height:44px;margin-top:8px;padding:0 22px;border-radius:999px;font-size:14px;font-weight:500;letter-spacing:.04em;color:#fff;
background:linear-gradient(180deg,#9b74ff,#6a45e6);box-shadow:0 0 26px rgba(138,92,255,.45)}
@media (max-width:760px){
.academy-gate{margin-top:8px;padding:0 18px 8px 56px}
.academy-gate::before,.academy-gate::after{display:none}
.ag-door{gap:16px;padding:12px 16px 12px 12px;border-radius:18px}
.ag-arch{width:96px;height:114px;border-radius:48px 48px 12px 12px}
.ag-arch img{width:160px;height:160px}
.ag-door h2{font-size:20px;letter-spacing:.12em}
.ag-line{font-size:14px}
.ag-btn{margin-top:4px;padding:0 16px;font-size:13.5px}
}