:root{
  color-scheme: light dark;
  --bg:#0e1116; --panel:#161b22; --panel-2:#1c232d; --line:#2a333f;
  --ink:#e6edf3; --ink-dim:#9aa7b4; --ink-faint:#6b7988;
  --accent:#4493f8; --accent-2:#1f6feb;
  --forge:#e5484d; --ember:#ff7a1a; /* ForgedHop brand — chrome only, not the functional edge palette */
  --c-fwd:#4493f8;   /* local forward / attacker-initiated */
  --c-rev:#f0883e;   /* reverse / hop-initiated */
  --c-dyn:#3fb950;   /* dynamic / SOCKS */
  --c-covert:#bc7cff;/* http / dns / icmp covert */
  --c-init:#39c5cf;  /* direct/initial connection to a hop — not a tunnel, kept visually distinct */
  --role-c2:#f85149; --role-hop:#d29922; --role-target:#3fb950; --role-net:#6b7988;
  --radius:10px; --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
:root:not([data-theme="dark"]){ }
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f4f6f9; --panel:#ffffff; --panel-2:#eef1f5; --line:#d6dde6;
    --ink:#1b2430; --ink-dim:#55606d; --ink-faint:#8894a2; --accent:#1f6feb;
  }
}
:root[data-theme="dark"]{
  --bg:#0e1116; --panel:#161b22; --panel-2:#1c232d; --line:#2a333f;
  --ink:#e6edf3; --ink-dim:#9aa7b4; --ink-faint:#6b7988;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);overflow:hidden}
button,input,select,textarea{font-family:inherit;color:inherit}

/* ---- top bar ---- */
header{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--panel);
  border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.3px}
.brand .logo{width:22px;height:22px}
.brand h1{margin:0;font-size:inherit;font-weight:700;color:var(--forge);display:inline}
.brand small{font-weight:500;color:var(--ink-faint);font-size:11px;letter-spacing:.4px}
.brand small a{color:inherit}
.bar-group{display:flex;gap:6px;flex-wrap:wrap}
.spacer{flex:1 1 40px}
.btn{background:var(--panel-2);border:1px solid var(--line);color:var(--ink);
  padding:7px 11px;border-radius:8px;font-size:13px;cursor:pointer;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;transition:.12s}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:var(--accent-2);border-color:var(--accent-2);color:#fff}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.ghost{background:transparent}
.zoom-label{color:var(--ink-dim);font-size:12px;min-width:3em;text-align:center;display:inline-block}
select.btn{appearance:none;padding-right:26px;background-image:linear-gradient(45deg,transparent 50%,var(--ink-dim) 50%),linear-gradient(135deg,var(--ink-dim) 50%,transparent 50%);background-position:calc(100% - 14px) 52%,calc(100% - 9px) 52%;background-size:5px 5px,5px 5px;background-repeat:no-repeat}

/* ---- layout ---- */
.wrap{display:flex;height:calc(100% - 49px)}
#stage{position:relative;flex:1;overflow:hidden;cursor:grab;background:
  radial-gradient(circle at 1px 1px, var(--line) 1px, transparent 0) 0 0/26px 26px}
#stage.panning{cursor:grabbing}
#world{position:absolute;inset:0;transform-origin:0 0}
/* Stacking order (z-index, not DOM order, since zones/nodes share a parent but edges don't):
   zones (1) behind edges (2) behind nodes (3) — otherwise a zone's own body, which is meant to sit
   behind everything as a background annotation, would intercept clicks meant for a pivot drawn
   across it. The bend/anchor drag handles live in their own #handles layer (4), above nodes: both
   are meant to sit just OUTSIDE a node's own box, but the node's "+" connect-dot often lives in
   that exact same sliver of space (confirmed live: a target-anchor dragged to a node's right-middle
   edge sat right under the connect-dot and couldn't be grabbed or double-clicked at all), so the
   handles need their own always-on-top layer rather than sharing #edges' z-index. */
svg#edges{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:2}
svg#edges path{pointer-events:stroke;cursor:pointer}
svg#handles{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:4}

/* zones */
.zone{position:absolute;border:1.5px dashed var(--line);border-radius:12px;z-index:1;
  background:rgba(127,140,160,.06);min-width:160px;min-height:120px}
.zone .zhead{position:absolute;top:-11px;left:12px;background:var(--bg);padding:0 8px;
  font-size:11px;color:var(--ink-dim);letter-spacing:.4px;text-transform:uppercase;cursor:text}
.zone .zgrip{position:absolute;right:-6px;bottom:-6px;width:14px;height:14px;cursor:nwse-resize;
  border-right:2px solid var(--ink-faint);border-bottom:2px solid var(--ink-faint);border-radius:0 0 4px 0}
.zone .zdel{position:absolute;top:-11px;right:8px;background:var(--bg);color:var(--ink-faint);
  font-size:11px;cursor:pointer;padding:0 4px}
.zone .zdel:hover{color:var(--role-c2)}

/* nodes */
.node{position:absolute;width:184px;background:var(--panel);border:1px solid var(--line);
  border-left:4px solid var(--role-hop);border-radius:var(--radius);box-shadow:0 2px 10px rgba(0,0,0,.25);
  cursor:grab;user-select:none;font-size:12px;z-index:3}
.node.sel{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}
.node.role-c2{border-left-color:var(--role-c2)}
.node.role-hop{border-left-color:var(--role-hop)}
.node.role-target{border-left-color:var(--role-target)}
.node .nhead{display:flex;align-items:center;gap:7px;padding:8px 10px 6px}
.node .dot{width:9px;height:9px;border-radius:50%;flex:none;background:var(--role-hop)}
.role-c2 .dot{background:var(--role-c2)} .role-hop .dot{background:var(--role-hop)} .role-target .dot{background:var(--role-target)}
.node .nname{font-weight:600;flex:1;outline:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.node .os{font-size:9px;padding:1px 5px;border-radius:4px;background:var(--panel-2);color:var(--ink-dim);border:1px solid var(--line)}
.node .nbody{padding:0 10px 9px;color:var(--ink-dim)}
.node .ip{font-family:var(--mono);font-size:11px;color:var(--ink);word-break:break-all}
.node .ports{margin-top:5px;display:flex;flex-wrap:wrap;gap:4px}
.node .port{font-family:var(--mono);font-size:10px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:4px;padding:1px 5px;color:var(--ink-dim)}
.node .handle{position:absolute;top:50%;right:-9px;transform:translateY(-50%);width:18px;height:18px;
  border-radius:50%;background:var(--accent);border:2px solid var(--panel);cursor:crosshair;
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;line-height:1;opacity:.85}
.node .handle:hover{opacity:1;transform:translateY(-50%) scale(1.15)}
.node .ngrip{position:absolute;right:-6px;bottom:-6px;width:14px;height:14px;cursor:nwse-resize;
  border-right:2px solid var(--ink-faint);border-bottom:2px solid var(--ink-faint);border-radius:0 0 4px 0}
.node .ip + .ip{margin-top:2px}

/* right inspector */
aside{width:320px;flex:none;background:var(--panel);border-left:1px solid var(--line);
  display:flex;flex-direction:column;overflow:hidden}
.tabs{display:flex;border-bottom:1px solid var(--line)}
.tab{flex:1;padding:10px;text-align:center;font-size:12px;cursor:pointer;color:var(--ink-dim);border-bottom:2px solid transparent}
.tab.on{color:var(--ink);border-bottom-color:var(--accent)}
.ins{padding:14px;overflow:auto;flex:1}
.field{margin-bottom:12px}
.field label{display:block;font-size:11px;color:var(--ink-dim);margin-bottom:4px;letter-spacing:.3px}
.field input,.field select,.field textarea{width:100%;background:var(--bg);border:1px solid var(--line);
  border-radius:7px;padding:7px 9px;font-size:13px}
.field textarea{resize:vertical;min-height:52px;font-family:var(--mono);font-size:11px}
/* Overrides the generic .field input{width:100%} above — a color swatch stretched full-width
   reads as a stray stripe, not a control; a small fixed box reads as the color picker it is. */
.field input#e-color{width:56px;height:34px;padding:2px;cursor:pointer;flex:none}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.hint{font-size:11px;color:var(--ink-faint);line-height:1.5}
.empty{color:var(--ink-faint);font-size:13px;text-align:center;margin-top:40px;line-height:1.6}
h3.sech{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-faint);margin:4px 0 10px;font-weight:600}
.legend{font-size:11px;line-height:1.9}
/* overflow-wrap: the Reverse row's "-R/Chisel/Ligolo" has no space to wrap on, so without this
   it's pushed whole onto its own line, making that one row wrap to 2 lines while every other row
   fits on 1 — confirmed live, a visibly taller, out-of-rhythm row in an otherwise uniform list. */
.legend .lg{display:flex;align-items:center;gap:8px;overflow-wrap:break-word}
.legend .swatch{width:26px;height:0;border-top-width:3px;border-top-style:solid;flex:none}
.swatch-pick{width:22px;height:18px;padding:0;border:1px solid var(--line);border-radius:4px;background:none;cursor:pointer;flex:none}

/* interface (IP) rows and port/service rows in the host inspector */
.iface-list,.port-list{display:flex;flex-direction:column;gap:6px}
.iface-row,.port-row{display:flex;gap:6px;align-items:center}
.iface-row .iface-input,.port-row .port-input{flex:1;background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:7px 9px;font-size:13px}
.iface-del,.port-del{flex:none;background:transparent;border:1px solid var(--line);border-radius:6px;color:var(--ink-faint);
  width:26px;height:26px;cursor:pointer;font-size:11px}
.iface-del:hover,.port-del:hover{color:var(--role-c2);border-color:var(--role-c2)}
.iface-add{width:100%;justify-content:center;margin-top:8px}

/* forward rows (-L/-R) on a combined ssh-multi pivot */
.fwd-list{display:flex;flex-direction:column;gap:6px}
.fwd-row{display:grid;grid-template-columns:48px 70px 1fr 26px;gap:5px;align-items:center}
.fwd-row select,.fwd-row input{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:5px 6px;font-size:11px}
.fwd-del{flex:none;background:transparent;border:1px solid var(--line);border-radius:6px;color:var(--ink-faint);
  width:26px;height:26px;cursor:pointer;font-size:10px}
.fwd-del:hover{color:var(--role-c2);border-color:var(--role-c2)}
.del-btn{color:var(--role-c2);background:transparent;border:1px solid var(--line);width:100%;
  padding:8px;border-radius:7px;cursor:pointer;font-size:12px;margin-top:6px}
.del-btn:hover{border-color:var(--role-c2)}

/* command panel */
.cmd-block{background:var(--bg);border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden}
.cmd-block .ch{display:flex;align-items:center;gap:8px;padding:7px 10px;background:var(--panel-2);font-size:12px;font-weight:600}
.cmd-block .ch .tag{font-size:9px;padding:1px 6px;border-radius:4px;color:#fff;font-weight:700;letter-spacing:.3px}
.cmd-block pre{margin:0;padding:10px;font-family:var(--mono);font-size:11px;line-height:1.55;
  white-space:pre-wrap;word-break:break-all;color:var(--ink)}
.cmd-block .copy{margin-left:auto;font-size:10px;cursor:pointer;color:var(--ink-dim);border:1px solid var(--line);border-radius:5px;padding:2px 7px;background:transparent}
.cmd-block .copy:hover{color:var(--accent);border-color:var(--accent)}
.warn{background:rgba(240,136,62,.12);border:1px solid var(--c-rev);color:var(--c-rev);
  padding:8px 10px;border-radius:7px;font-size:11px;margin-bottom:12px;line-height:1.5}
.toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);
  padding:9px 16px;border-radius:8px;font-size:13px;opacity:0;transition:.25s;pointer-events:none;z-index:50}
.toast.show{opacity:1}
.edge-label{font-family:var(--mono);font-size:10px;fill:var(--ink);paint-order:stroke;
  stroke:var(--bg);stroke-width:4px;stroke-linejoin:round;pointer-events:visiblePainted;cursor:pointer}
.e-bend{fill:var(--accent);stroke:var(--panel);stroke-width:1.5px;pointer-events:all;cursor:grab;opacity:.85}
.e-bend:hover{opacity:1;r:7.5}
.e-bend:active{cursor:grabbing}
.e-anchor{fill:var(--panel);stroke:var(--accent);stroke-width:2px;pointer-events:all;cursor:grab;opacity:.85}
.e-anchor:hover{opacity:1}
.e-anchor:active{cursor:grabbing}
@media (max-width:760px){ aside{position:fixed;right:0;top:49px;bottom:0;z-index:30;transform:translateX(100%);transition:.2s}
  aside.open{transform:none} .mobile-tgl{display:inline-flex!important} }
.mobile-tgl{display:none}