:root{
  --void:#000000;
  --ink:#05070B;
  --raise:#0A0D14;
  --hair:rgba(255,255,255,.09);
  --hair-2:rgba(255,255,255,.16);
  --text:#F2F4F8;
  --dim:#7C8496;
  --faint:#4A5162;
  --ion:#7DE2FF;
  --ion-dim:rgba(125,226,255,.10);
  --ok:#5BE6A4;
  --err:#FF7A6B;
  --amber:#FFC46B;
  --accent:var(--ion);
  --purple:#B79BFF;
  --radius:2px;
  --font:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --micro:11px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--void);
  color:var(--text);
  font-family:var(--font);
  font-size:15px;
  line-height:1.55;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(125,226,255,.22)}
a{color:inherit;text-decoration:none}

/* microtype: the mono all-caps label used everywhere */
.nav-label,.eyebrow,.tm,.kicker,.manifest-head,.tool-card .n,.stat span,footer,.kbd-hint span{
  font-family:var(--mono);
  font-size:var(--micro);
  letter-spacing:.16em;
  text-transform:uppercase;
  font-weight:500;
}

/* ---------- backdrop ---------- */
#starfield{position:fixed;inset:0;width:100vw;height:100vh;z-index:-2;pointer-events:none}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1000px 700px at 78% -10%, rgba(125,226,255,.05), transparent 62%),
    radial-gradient(800px 600px at 8% 108%, rgba(183,155,255,.045), transparent 60%);
}

/* ---------- brand mark ---------- */
.mark{display:block;width:26px;height:26px;color:#C3C9D4;flex:none}
.mark svg{width:100%;height:100%;display:block}
.mark.sm{width:16px;height:16px;color:var(--faint)}
.brand{display:flex;align-items:center;gap:11px}
/* the mark's choreography, in two acts.
   Act 1, on load: the strokes arrive out of deep space — each one starts
   far away (scaled up, blurred, off-position), drifts in and settles; the
   trajectory streaks in last along its own direction of travel.
   Act 2, on hover: the formed mark makes one full 360° revolution. */
.mark svg{overflow:visible}
.mark path{transform-box:fill-box;transform-origin:center}
@keyframes markArrive{
  from{opacity:0;transform:translate(var(--fx,0),var(--fy,0)) scale(var(--fs,2.2));filter:blur(3px)}
  60%{filter:blur(.4px)}
  to{opacity:1;transform:none;filter:none}
}
/* the arrival is gated behind .arrive so JS can replay the full sequence
   (arrival, then 360) on load and on every click anywhere on the page */
.mark.arrive .s1{--fx:-30px;--fy:8px;--fs:2.6;animation:markArrive .85s cubic-bezier(.2,.7,.2,1) .05s both}
.mark.arrive .s2{--fx:-12px;--fy:-26px;--fs:2.2;animation:markArrive .85s cubic-bezier(.2,.7,.2,1) .22s both}
.mark.arrive .s3{--fx:-6px;--fy:30px;--fs:2.0;animation:markArrive .8s cubic-bezier(.2,.7,.2,1) .40s both}
.mark.arrive .s4{--fx:16px;--fy:-30px;--fs:2.4;animation:markArrive .85s cubic-bezier(.2,.7,.2,1) .55s both}
.mark.arrive .s5{--fx:24px;--fy:24px;--fs:2.0;animation:markArrive .8s cubic-bezier(.2,.7,.2,1) .72s both}
.mark.arrive .swoop{--fx:30px;--fy:-26px;--fs:1.3;animation:markArrive .7s cubic-bezier(.2,.7,.2,1) 1.0s both}
.brand .mark{transition:color .3s}
.brand:hover .mark{color:#FFFFFF}
.mark.spin{animation:markSpin .9s cubic-bezier(.45,.05,.25,1)}
@keyframes markSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.wordmark{
  font-family:var(--mono);font-weight:500;font-size:14px;
  letter-spacing:.34em;padding-left:1px;
}

/* ---------- topbar ---------- */
.topbar{
  display:flex;align-items:center;gap:22px;
  padding:0 24px;height:58px;
  border-bottom:1px solid var(--hair);
  position:sticky;top:0;z-index:20;
  background:rgba(0,0,0,.72);
  backdrop-filter:blur(20px) saturate(140%);
}
.telemetry{display:flex;align-items:center;gap:14px;margin-left:auto;color:var(--faint)}
.tm{display:flex;align-items:center;gap:7px;white-space:nowrap}
.tm-sep{width:1px;height:11px;background:var(--hair-2)}
.led{
  width:5px;height:5px;border-radius:50%;background:var(--ok);flex:none;
  box-shadow:0 0 0 0 rgba(91,230,164,.6);animation:led 2.6s ease-out infinite;
}
@keyframes led{0%{box-shadow:0 0 0 0 rgba(91,230,164,.5)}70%{box-shadow:0 0 0 7px rgba(91,230,164,0)}100%{box-shadow:0 0 0 0 rgba(91,230,164,0)}}
.kbd-hint{
  display:flex;align-items:center;gap:6px;
  background:transparent;border:1px solid var(--hair);border-radius:var(--radius);
  color:var(--faint);padding:6px 10px;cursor:pointer;
  transition:border-color .18s,color .18s;
}
.kbd-hint:hover{border-color:var(--hair-2);color:var(--text)}
kbd{
  font-family:var(--mono);font-size:10px;color:var(--dim);
  border:1px solid var(--hair);border-radius:2px;padding:1px 4px;line-height:1.4;
}

/* ---------- layout ---------- */
.shell{display:flex;max-width:1340px;margin:0 auto;min-height:calc(100vh - 58px)}
nav{width:240px;flex:none;padding:26px 0 40px;border-right:1px solid var(--hair)}
.nav-label{color:var(--faint);padding:22px 24px 10px}
.nav-label:first-child{padding-top:0}
.nav-btn{
  position:relative;
  display:flex;align-items:center;gap:14px;width:100%;
  background:none;border:none;color:var(--dim);
  font-family:var(--font);font-size:14px;font-weight:400;
  padding:9px 24px;cursor:pointer;text-align:left;
  transition:color .18s,background .18s;
}
.nav-btn .idx{font-family:var(--mono);font-size:10px;color:var(--faint);letter-spacing:.06em;transition:color .18s}
.nav-btn::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:1px;
  background:var(--ion);transform:scaleY(0);transform-origin:center;
  transition:transform .22s cubic-bezier(.2,.7,.2,1);
}
.nav-btn:hover{color:var(--text);background:rgba(255,255,255,.02)}
.nav-btn.active{color:var(--text);background:rgba(255,255,255,.03)}
.nav-btn.active::before{transform:scaleY(1)}
.nav-btn.active .idx{color:var(--ion)}

main{flex:1;padding:44px 40px 80px;min-width:0}

/* ---------- panels ---------- */
.panel{display:none}
.panel.active{display:block;animation:rise .4s cubic-bezier(.2,.7,.2,1)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.eyebrow{color:var(--ion);margin-bottom:14px}
h1{font-size:30px;font-weight:600;letter-spacing:-.02em;margin-bottom:8px}
.sub{color:var(--dim);margin-bottom:34px;max-width:620px;font-size:14.5px}

/* ---------- hero ---------- */
.hero{position:relative;padding:26px 0 62px;margin-bottom:10px}
.hero-orbit{
  position:absolute;top:-140px;right:-160px;width:520px;height:520px;
  border:1px solid var(--hair);border-radius:50%;pointer-events:none;
  animation:spin 90s linear infinite;
}
.hero-orbit::before,.hero-orbit::after{
  content:"";position:absolute;border-radius:50%;
}
.hero-orbit::before{inset:70px;border:1px solid rgba(255,255,255,.05)}
.hero-orbit::after{
  top:-3px;left:calc(50% - 3px);width:6px;height:6px;
  background:var(--ion);box-shadow:0 0 14px var(--ion);
}
@keyframes spin{to{transform:rotate(360deg)}}
.kicker{display:flex;align-items:center;gap:9px;color:var(--dim);margin-bottom:26px}
.display{
  font-size:clamp(38px,5.6vw,68px);
  line-height:1.02;letter-spacing:-.045em;font-weight:600;
  margin-bottom:26px;
}
.display em{font-style:normal;color:var(--faint)}
.lede{color:var(--dim);font-size:16px;max-width:520px;line-height:1.6}
.hero-meta{display:flex;gap:52px;margin-top:44px}
.stat b{display:block;font-size:26px;font-weight:600;letter-spacing:-.02em}
.stat span{display:block;color:var(--faint);margin-top:3px}

/* ---------- manifest list (overview) ---------- */
.manifest-head{
  display:flex;justify-content:space-between;color:var(--faint);
  padding-bottom:12px;border-bottom:1px solid var(--hair);
}
.manifest{margin-bottom:52px}
.tool-card{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:52px 232px 1fr 30px;align-items:baseline;gap:0 18px;
  width:100%;background:none;border:none;border-bottom:1px solid var(--hair);
  color:var(--text);font-family:var(--font);text-align:left;
  padding:20px 14px 20px 0;cursor:pointer;
  transition:padding-left .28s cubic-bezier(.2,.7,.2,1);
}
.tool-card::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(90deg,rgba(125,226,255,.06),transparent 55%);
  opacity:0;transition:opacity .28s;
}
.tool-card:hover{padding-left:16px}
.tool-card:hover::before{opacity:1}
.tool-card .n{color:var(--faint);transition:color .2s}
.tool-card:hover .n{color:var(--ion)}
.tool-card h3{font-size:16px;font-weight:500;letter-spacing:-.01em}
.tool-card p{color:var(--dim);font-size:13.5px;line-height:1.5}
.tool-card .go{
  color:var(--faint);font-size:16px;justify-self:end;
  opacity:0;transform:translateX(-8px);
  transition:opacity .28s,transform .28s cubic-bezier(.2,.7,.2,1),color .2s;
}
.tool-card:hover .go{opacity:1;transform:none;color:var(--ion)}

/* ---------- shared components ---------- */
.card{
  background:var(--ink);
  border:1px solid var(--hair);
  border-radius:var(--radius);padding:20px;
}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
textarea,input[type=text],input[type=number],input[type=datetime-local],select{
  width:100%;background:var(--void);color:var(--text);
  border:1px solid var(--hair);border-radius:var(--radius);
  font-family:var(--mono);font-size:13px;
  padding:11px 13px;
  transition:border-color .18s,box-shadow .18s;
}
textarea{resize:vertical;min-height:230px;line-height:1.65}
textarea:focus,input:focus,select:focus{
  outline:none;border-color:rgba(125,226,255,.5);
  box-shadow:0 0 0 1px rgba(125,226,255,.18);
}
label{
  display:block;font-family:var(--mono);font-size:var(--micro);
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--faint);margin:0 0 8px;
}
label em{font-style:normal;text-transform:none;letter-spacing:0;color:var(--dim)}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:16px 0}
button.act{
  background:transparent;color:var(--text);
  border:1px solid var(--hair-2);border-radius:var(--radius);
  font-family:var(--mono);font-weight:500;font-size:12px;
  letter-spacing:.1em;text-transform:uppercase;
  padding:10px 18px;cursor:pointer;
  transition:border-color .18s,background .18s,color .18s;
}
button.act:hover{border-color:var(--ion);color:var(--ion);background:var(--ion-dim)}
button.act:active{transform:translateY(1px)}
button.ghost{border-color:var(--hair);color:var(--dim)}
button.ghost:hover{color:var(--text);border-color:var(--hair-2);background:rgba(255,255,255,.03)}
.status{font-family:var(--mono);font-size:12px;min-height:18px;letter-spacing:.02em}
.status.ok{color:var(--ok)}
.status.err{color:var(--err)}
pre.out{
  background:var(--void);border:1px solid var(--hair);border-radius:var(--radius);
  font-family:var(--mono);font-size:12.5px;line-height:1.7;
  padding:16px;overflow:auto;white-space:pre;color:#C9D2E0;
}
.copy-wrap{position:relative}
.copy-btn{
  position:absolute;top:10px;right:10px;z-index:2;
  background:var(--raise);border:1px solid var(--hair);color:var(--faint);
  border-radius:var(--radius);font-family:var(--mono);font-size:10px;
  letter-spacing:.1em;text-transform:uppercase;
  padding:5px 9px;cursor:pointer;transition:color .18s,border-color .18s;
}
.copy-btn:hover{color:var(--text);border-color:var(--hair-2)}
.copy-btn.copied{color:var(--ok);border-color:rgba(91,230,164,.4)}
.kv{display:grid;grid-template-columns:160px 1fr;gap:9px 18px;font-family:var(--mono);font-size:12.5px}
.kv .k{color:var(--faint);letter-spacing:.04em}
.chip{
  display:inline-block;font-family:var(--mono);font-size:11px;
  background:transparent;border:1px solid var(--hair);
  border-radius:999px;padding:5px 13px;color:var(--dim);
  cursor:pointer;transition:color .18s,border-color .18s;
}
.chip:hover{color:var(--ion);border-color:rgba(125,226,255,.4)}

/* ---------- helm builder ---------- */
.helm-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:20px;align-items:start}
.helm-form{display:flex;flex-direction:column;gap:1px;background:var(--hair);border:1px solid var(--hair)}
.fieldset{background:var(--ink);padding:18px 20px 20px}
.legend{
  font-family:var(--mono);font-size:var(--micro);letter-spacing:.16em;text-transform:uppercase;
  color:var(--ion);margin-bottom:4px;
}
.fieldset .row{margin:14px 0 0}
.sub-row{padding-left:14px;border-left:1px solid var(--hair)}
.sub-row[hidden]{display:none}
.chk{display:flex;align-items:center;gap:9px;margin:0;cursor:pointer;
  font-family:var(--font);font-size:13.5px;letter-spacing:0;text-transform:none;color:var(--dim)}
.chk input{width:auto;accent-color:var(--ion);cursor:pointer}
.chk:hover span{color:var(--text)}
.chk input:checked + span{color:var(--text)}
.chk input:disabled + span{opacity:.4;cursor:not-allowed}
.hint{font-style:normal;color:var(--faint);font-size:12px}
button.act.sm{padding:5px 11px;font-size:10px}

.seg{display:flex;gap:1px;background:var(--hair);border:1px solid var(--hair)}
.seg-opt{flex:1;margin:0;cursor:pointer}
.seg-opt input{position:absolute;opacity:0;pointer-events:none}
.seg-opt span{
  display:block;background:var(--void);padding:9px 12px;text-align:center;
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--faint);transition:color .18s,background .18s;
}
.seg-opt span em{font-style:normal;opacity:.6;text-transform:none;letter-spacing:0}
.seg-opt:hover span{color:var(--dim)}
.seg-opt input:checked + span{background:var(--ion-dim);color:var(--ion)}

.vol-list{margin-top:10px;display:flex;flex-direction:column;gap:8px}
.vol-row{display:grid;grid-template-columns:96px 1fr 1fr 1fr auto auto;gap:8px;align-items:center}
.vol-row input,.vol-row select{padding:8px 10px;font-size:12px}
.vol-row .chk{font-family:var(--mono);font-size:11px}
.vol-del{
  background:transparent;border:1px solid var(--hair);color:var(--faint);
  border-radius:var(--radius);width:28px;height:28px;cursor:pointer;font-size:15px;line-height:1;
  transition:color .18s,border-color .18s;
}
.vol-del:hover{color:var(--err);border-color:rgba(255,122,107,.4)}
.vol-empty{font-family:var(--mono);font-size:11px;color:var(--faint);padding:6px 0}

.helm-out{position:sticky;top:78px;display:flex;flex-direction:column;gap:12px}
.helm-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.helm-viewer{display:grid;grid-template-columns:190px minmax(0,1fr);border:1px solid var(--hair);background:var(--ink)}
.file-tree{border-right:1px solid var(--hair);padding:8px;max-height:560px;overflow-y:auto}
.file-item{
  display:block;width:100%;text-align:left;background:none;border:none;
  font-family:var(--mono);font-size:11.5px;color:var(--dim);
  padding:6px 9px;border-radius:var(--radius);cursor:pointer;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:color .15s,background .15s;
}
.file-item.nested{padding-left:20px}
.file-item.nested::before{content:"";position:absolute;margin-left:-11px;margin-top:7px;width:5px;height:1px;background:var(--hair-2)}
.file-item:hover{color:var(--text);background:rgba(255,255,255,.03)}
.file-item.sel{color:var(--ion);background:var(--ion-dim)}
.helm-viewer .out{border:none;border-radius:0;max-height:560px;min-height:420px;margin:0}
.helm-hint{font-family:var(--mono);font-size:11.5px;color:var(--faint)}
.helm-hint code{color:var(--ion);background:var(--ion-dim);padding:5px 9px;border-radius:var(--radius);display:inline-block}
.sub code{font-family:var(--mono);font-size:.9em;color:var(--ion)}

@media (max-width:1080px){
  .helm-layout{grid-template-columns:1fr}
  .helm-out{position:static}
  .vol-row{grid-template-columns:1fr 1fr;gap:6px}
}

/* ---------- cheatsheet ---------- */
#cheat-list{padding:4px 20px}
.cheat-item{
  border-bottom:1px solid var(--hair);
  padding:14px 0;display:flex;gap:16px;align-items:baseline;flex-wrap:wrap;
}
.cheat-item:last-child{border-bottom:none}
.cheat-item code{
  font-family:var(--mono);font-size:12.5px;color:var(--text);
  background:var(--void);border:1px solid var(--hair);
  border-radius:var(--radius);padding:5px 9px;cursor:pointer;
  transition:border-color .18s,color .18s;
}
.cheat-item code:hover{border-color:rgba(125,226,255,.4);color:var(--ion)}
.cheat-item .desc{color:var(--dim);font-size:13px;flex:1;min-width:180px}
.cheat-tag{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}

/* ---------- visualizer ---------- */
.stage-wrap{background:var(--ink);border:1px solid var(--hair);border-radius:var(--radius);overflow:hidden}
.controls{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:14px 18px;border-bottom:1px solid var(--hair)}
.controls label{margin:0;display:flex;align-items:center;gap:10px}
.controls input[type=range]{accent-color:var(--ion);width:110px}
.controls .replica-count{font-family:var(--mono);color:var(--ion);font-weight:500;min-width:1.2em;text-align:center}
#stage{display:block;width:100%;height:auto;background:radial-gradient(ellipse at 50% -10%,#0A0F1A 0%,#000 72%)}
.narration{padding:15px 18px;border-top:1px solid var(--hair);color:var(--dim);font-size:13.5px;min-height:48px}
.narration strong{color:var(--text);font-weight:500}
.narration code{font-family:var(--mono);color:var(--ion);font-size:.88em;background:var(--ion-dim);padding:2px 6px;border-radius:2px}
.explain{margin-top:24px;display:grid;gap:1px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));background:var(--hair);border:1px solid var(--hair)}
.explain .card{border:none;border-radius:0}
.explain .card h3{font-size:13px;font-weight:500;margin-bottom:8px;display:flex;align-items:center;gap:9px;letter-spacing:.02em}
.explain .card p{color:var(--dim);font-size:13px}
.explain .card code{font-family:var(--mono);color:var(--ion);font-size:.88em}
.cdot{width:6px;height:6px;border-radius:50%;display:inline-block;flex-shrink:0}
.k8s-label{font-family:'JetBrains Mono',monospace;font-size:11px;fill:#7C8496}
.k8s-title{font-family:'Space Grotesk',sans-serif;font-size:13px;font-weight:500;fill:#F2F4F8}

/* ---------- command palette ---------- */
.palette-overlay[hidden]{display:none}
.palette-overlay{
  position:fixed;inset:0;z-index:50;
  background:rgba(0,0,0,.72);backdrop-filter:blur(6px);
  display:flex;align-items:flex-start;justify-content:center;padding-top:15vh;
}
.palette{
  width:min(560px,92vw);
  background:var(--ink);border:1px solid var(--hair-2);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:0 40px 120px rgba(0,0,0,.9),0 0 0 1px rgba(125,226,255,.06);
  animation:rise .2s cubic-bezier(.2,.7,.2,1);
}
.palette-bar{display:flex;align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid var(--hair)}
.palette-bar .prompt{color:var(--ion);font-family:var(--mono);font-size:16px}
.palette input{
  flex:1;background:transparent;border:none;border-radius:0;
  font-family:var(--font);font-size:15px;padding:17px 0;letter-spacing:normal;
}
.palette input:focus{box-shadow:none}
.palette-list{max-height:320px;overflow-y:auto;padding:8px}
.palette-item{
  display:flex;align-items:center;gap:14px;width:100%;
  background:none;border:none;border-radius:var(--radius);
  color:var(--dim);font-family:var(--font);font-size:14px;
  padding:11px 12px;cursor:pointer;text-align:left;
  transition:color .12s,background .12s;
}
.palette-item .pidx{font-family:var(--mono);font-size:10px;color:var(--faint);letter-spacing:.08em}
.palette-item .group{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.palette-item.sel,.palette-item:hover{background:rgba(255,255,255,.04);color:var(--text)}
.palette-item.sel .pidx{color:var(--ion)}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--hair);
  padding:22px 24px;color:var(--faint);
  display:flex;gap:14px;align-items:center;
  max-width:1340px;margin:0 auto;
}
footer .grow{flex:1}
footer a:hover{color:var(--ion)}

/* ---------- responsive ---------- */
@media (max-width:860px){
  .shell{flex-direction:column}
  nav{
    width:100%;display:flex;overflow-x:auto;gap:2px;
    padding:8px 12px;border-right:none;border-bottom:1px solid var(--hair);
  }
  .nav-label{display:none}
  .nav-btn{width:auto;white-space:nowrap;flex:none;padding:8px 14px}
  .nav-btn .idx{display:none}
  .nav-btn::before{top:auto;bottom:0;left:14px;right:14px;width:auto;height:1px;transform:scaleX(0)}
  .nav-btn.active::before{transform:scaleX(1)}
  .grid-2{grid-template-columns:1fr}
  main{padding:28px 18px 60px}
  .telemetry,.kbd-hint{display:none}
  .hero-orbit{display:none}
  .hero-meta{gap:32px}
  .tool-card{grid-template-columns:38px 1fr;gap:4px 14px}
  .tool-card p{grid-column:2}
  .tool-card .go{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}