:root{
  --bg:#07050f;--panel:#0e0a1e;--surf:#141028;--bord:#1e1640;--bord2:#2e2060;
  --pur:#8844ff;--bri:#aa66ff;--dim:#442288;--faint:#110820;
  --white:#f0eaff;--text:#8878b8;--muted:#3a2860;--aged:#221840;
  --grn:#44ffaa;--yel:#ffdd44;--red:#ff4466;--cya:#44ddff;--ora:#ff8833;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--text);font-family:'IBM Plex Sans',sans-serif;min-height:100vh;overflow-x:hidden;position:relative;}
body::before{content:'';position:fixed;inset:0;
  background:
    radial-gradient(ellipse at 50% 50%,rgba(136,68,255,.06) 0%,transparent 60%),
    radial-gradient(ellipse at 0 0,rgba(68,221,255,.03) 0%,transparent 40%),
    radial-gradient(ellipse at 100% 100%,rgba(68,255,170,.02) 0%,transparent 40%);
  pointer-events:none;z-index:0;}

/* HEADER */
header{position:relative;z-index:1;border-bottom:1px solid var(--bord2);}
.hdr-stripe{height:2px;background:linear-gradient(90deg,transparent,var(--pur),var(--cya),var(--pur),transparent);}
.hdr-top{background:var(--panel);padding:5px 52px;border-bottom:1px solid var(--bord);display:flex;justify-content:space-between;font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;color:var(--muted);}
.hdr-main{padding:26px 52px 0;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:start;}
.hdr-kicker{font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:3px;color:var(--bri);margin-bottom:10px;display:flex;align-items:center;gap:8px;}
.hdr-kicker::before{content:'◉';font-size:10px;}
h1{font-family:'Orbitron',sans-serif;font-size:clamp(28px,5vw,72px);font-weight:900;line-height:0.95;letter-spacing:1px;color:var(--white);margin-bottom:8px;}
h1 .acc{color:var(--pur);}
.hdr-sub{font-family:'IBM Plex Mono',monospace;font-size:8.5px;color:var(--muted);line-height:2;letter-spacing:1px;}
.hdr-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;}
.hs{background:var(--panel);border:1px solid var(--bord2);border-top:1px solid var(--dim);padding:11px 14px;text-align:center;}
.hs-v{font-family:'Orbitron',sans-serif;font-size:22px;font-weight:700;color:var(--pur);line-height:1;margin-bottom:2px;}
.hs-l{font-family:'IBM Plex Mono',monospace;font-size:7px;letter-spacing:2px;color:var(--muted);}
.tag-row{display:flex;gap:2px;padding:16px 52px 0;overflow-x:auto;}
.tg{font-family:'IBM Plex Mono',monospace;font-size:8px;padding:4px 10px;border:1px solid var(--bord2);color:var(--muted);white-space:nowrap;}

/* NAV */
.nav{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--bord2);display:flex;overflow-x:auto;}
.nt{padding:12px 14px;font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;transition:all .12s;white-space:nowrap;}
.nt:hover{color:var(--text);}
.nt.active{color:var(--bri);border-bottom-color:var(--pur);}

/* CONTENT */
.content{padding:36px 52px;position:relative;z-index:1;max-width:1300px;}
.view{display:none;}.view.active{display:block;}
.sh{font-family:'Orbitron',sans-serif;font-size:18px;font-weight:700;letter-spacing:1px;color:var(--white);margin-bottom:4px;margin-top:26px;}
.sh:first-child{margin-top:0;}
.sr{font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;color:var(--muted);margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--bord);}

/* Code */
.cb{background:var(--panel);border:1px solid var(--bord2);border-left:2px solid var(--pur);margin:12px 0;}
.cb-top{display:flex;justify-content:space-between;padding:5px 12px;background:var(--surf);border-bottom:1px solid var(--bord);font-family:'IBM Plex Mono',monospace;font-size:8px;color:var(--muted);letter-spacing:1px;}
.cb-l{color:var(--bri);}
pre.c{padding:12px 14px;font-family:'IBM Plex Mono',monospace;font-size:10.5px;line-height:1.85;color:var(--muted);overflow-x:auto;white-space:pre;}
.kw{color:var(--cya);}.fn{color:var(--grn);}.str{color:var(--yel);}.cm{color:var(--aged);}
.hl{color:var(--white);font-weight:700;}.ok{color:var(--grn);}.er{color:var(--red);}.pu{color:var(--bri);}

/* Alert */
.al{padding:10px 14px;margin:12px 0;border-left:2px solid;font-family:'IBM Plex Mono',monospace;font-size:9px;line-height:1.8;}
.al.pur{border-color:var(--pur);color:var(--bri);background:rgba(136,68,255,.04);}
.al.grn{border-color:var(--grn);color:var(--grn);background:rgba(68,255,170,.03);}
.al.red{border-color:var(--red);color:var(--red);background:rgba(255,68,102,.04);}
.al em{font-style:normal;font-weight:700;font-family:'Orbitron',sans-serif;font-size:13px;}

/* Ring SVG canvas */
.ring-canvas{background:var(--panel);border:1px solid var(--bord2);padding:20px;margin:14px 0;display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap;}
.ring-wrap{flex:0 0 320px;}
.ring-legend{flex:1;min-width:200px;}
.rl-title{font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;color:var(--pur);margin-bottom:12px;}
.rl-item{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.rl-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;}
.rl-label{font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--text);line-height:1.5;}

/* Comparison box */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--bord2);margin:14px 0;overflow:hidden;}
.cmp-col{padding:14px;}
.cmp-col:first-child{border-right:1px solid var(--bord2);}
.cmp-name{font-family:'Orbitron',sans-serif;font-size:13px;font-weight:700;margin-bottom:8px;}
.cmp-body{font-family:'IBM Plex Mono',monospace;font-size:9.5px;color:var(--muted);line-height:2;}

/* Vnode illustration */
.vnode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0;}
.vn-card{background:var(--panel);border:1px solid var(--bord2);border-top:2px solid;padding:12px;}
.vn-name{font-family:'Orbitron',sans-serif;font-size:12px;font-weight:700;margin-bottom:6px;}
.vn-bar{height:6px;border-radius:2px;margin-bottom:4px;}
.vn-label{font-family:'IBM Plex Mono',monospace;font-size:8px;color:var(--muted);}

/* Discovery pattern cards */
.disc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0;}
.dc{background:var(--panel);border:1px solid var(--bord2);border-top:2px solid;padding:14px;}
.dc-name{font-family:'Orbitron',sans-serif;font-size:13px;font-weight:700;margin-bottom:6px;}
.dc-sub{font-family:'IBM Plex Mono',monospace;font-size:8px;color:var(--muted);letter-spacing:1px;margin-bottom:8px;}
.dc-body{font-size:12px;color:var(--text);line-height:1.6;margin-bottom:6px;}
.dc-pro{font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--grn);line-height:1.8;}
.dc-con{font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--red);line-height:1.8;}

/* Registry comparison */
.reg-table{width:100%;border-collapse:collapse;margin:12px 0;}
.reg-table th{background:var(--surf);padding:8px 12px;font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;color:var(--pur);font-weight:400;text-align:left;border-bottom:1px solid var(--bord2);}
.reg-table td{padding:8px 12px;border-bottom:1px solid var(--bord);font-size:12px;color:var(--text);vertical-align:top;}
.reg-table td:first-child{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--white);}
.reg-table tr:hover td{background:rgba(136,68,255,.02);}

/* Gossip visual */
.gossip-box{background:var(--panel);border:1px solid var(--bord2);padding:16px;margin:12px 0;}
.gb-label{font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;color:var(--pur);margin-bottom:12px;}
.gb-round{display:flex;gap:6px;margin-bottom:10px;align-items:center;font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--muted);}
.gb-nodes{display:flex;gap:4px;flex-wrap:wrap;}
.gb-node{font-family:'IBM Plex Mono',monospace;font-size:8px;padding:3px 6px;border:1px solid;border-radius:2px;}

/* Tasks */
.task-list{display:flex;flex-direction:column;gap:8px;}
.task-card{background:var(--panel);border:1px solid var(--bord);}
.task-hd{display:flex;align-items:center;gap:14px;padding:13px 17px;cursor:pointer;border-bottom:1px solid var(--bord);transition:background .12s;}
.task-hd:hover{background:var(--surf);}
.t-num{font-family:'Orbitron',sans-serif;font-size:26px;font-weight:900;color:var(--muted);flex-shrink:0;line-height:1;}
.t-lbl{font-size:13px;font-weight:600;color:var(--white);flex:1;}
.t-meta{font-family:'IBM Plex Mono',monospace;font-size:8px;color:var(--muted);white-space:nowrap;}
.t-arr{color:var(--muted);font-size:18px;transition:transform .2s;}
.t-arr.open{transform:rotate(90deg);}
.task-bd{display:none;padding:13px 17px;font-size:12px;color:var(--text);line-height:1.7;}
.task-bd.open{display:block;}
.task-bd ol,.task-bd ul{margin-left:20px;margin-top:8px;}
.task-bd li{margin-bottom:4px;}

/* Checklist */
.chk-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;}
.chk{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;background:var(--panel);border:1px solid var(--bord);cursor:pointer;transition:all .12s;}
.chk:hover{border-color:var(--bord2);}
.chk.done{border-color:rgba(136,68,255,.35);}
.chk-box{width:13px;height:13px;border:1px solid var(--bord2);flex-shrink:0;margin-top:2px;display:flex;align-items:center;justify-content:center;font-size:8px;font-family:'IBM Plex Mono',monospace;transition:all .12s;}
.chk.done .chk-box{background:var(--pur);border-color:var(--pur);color:#fff;}
.chk-lbl{font-size:11px;color:var(--text);line-height:1.4;}
.chk.done .chk-lbl{color:var(--bri);text-decoration:line-through;text-decoration-color:rgba(136,68,255,.35);}
.prog-row{display:flex;justify-content:space-between;font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--muted);margin-bottom:6px;}
.prog-track{height:2px;background:var(--bord);margin-bottom:22px;}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--pur),var(--bri));transition:width .3s;width:0%;box-shadow:0 0 8px var(--dim);}

/* Bottom Nav */
.mb10-bottom-nav{display:flex;gap:12px;padding:28px 52px 40px;flex-wrap:wrap;}
.mb10-nav-footer-btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;
  font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;
  border:1px solid var(--bord2);color:var(--muted);text-decoration:none;transition:all .15s;}
.mb10-nav-footer-btn:hover{border-color:var(--pur);color:var(--bri);}

@media(max-width:900px){
  .content{padding:24px 16px;}.hdr-main{padding:22px 16px 0;grid-template-columns:1fr;}
  .tag-row,.hdr-top{padding-left:16px;padding-right:16px;}
  .cmp{grid-template-columns:1fr;}.disc-grid{grid-template-columns:1fr;}.vnode-grid{grid-template-columns:1fr;}
  .ring-canvas{flex-direction:column;}.chk-grid{grid-template-columns:1fr;}
  .mb10-bottom-nav{padding:20px 16px 32px;}
}