/* ===================== NodeCode - visual programming editor ===================== */
:root{
  --bg:#0e1116; --bg2:#141922; --bg3:#1b2230; --line:#2a3446; --line2:#3a465c;
  --fg:#dce3ee; --fg-dim:#8d9bb2; --fg-mute:#5d6b82;
  --accent:#4da3ff; --accent2:#7c5cff; --ok:#3ecf8e; --warn:#ffb545; --err:#ff5d5d;
  --exec:#e8edf6; --shadow:0 8px 28px rgba(0,0,0,.45);
  --radius:7px; --font:"Segoe UI",Inter,system-ui,sans-serif;
  --mono:"JetBrains Mono","Cascadia Code",Consolas,monospace;
  --c-program:#7c5cff; --c-control:#ff8a4d; --c-vars:#4da3ff; --c-ops:#3ecf8e;
  --c-math:#2fbfa0; --c-string:#f06ec0; --c-list:#f5c451; --c-dict:#c9a227;
  --c-io:#4dd0e1; --c-class:#ff6b8b; --c-misc:#98a3b8;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--fg);font:13px/1.45 var(--font);overflow:hidden;
     -webkit-font-smoothing:antialiased}
button,input,select,textarea{font-family:inherit;font-size:12px;color:inherit}

/* ============================ Top bar ============================ */
#topbar{height:44px;display:flex;align-items:center;gap:14px;padding:0 12px;
  background:linear-gradient(180deg,#171d28,#121721);border-bottom:1px solid var(--line);
  position:relative;z-index:40}
.brand{font-weight:600;letter-spacing:.4px;display:flex;align-items:center;gap:7px;
  padding-right:8px;border-right:1px solid var(--line);height:26px}
.logo{color:var(--accent2);font-size:17px;text-shadow:0 0 14px var(--accent2)}
.tb-group{display:flex;align-items:center;gap:6px}
.tb-label{color:var(--fg-mute);font-size:11px;text-transform:uppercase;letter-spacing:.6px}
.tb-spacer{flex:1}
.tb-btn{background:var(--bg3);border:1px solid var(--line);color:var(--fg-dim);
  padding:5px 10px;border-radius:5px;cursor:pointer;transition:.12s;white-space:nowrap}
.tb-btn:hover{background:#232c3c;color:var(--fg);border-color:var(--line2)}
.tb-btn:active{transform:translateY(1px)}
.tb-btn.accent{background:linear-gradient(180deg,#2f7fd6,#255fa8);color:#fff;border-color:#3d8ee0}
.tb-btn.accent:hover{filter:brightness(1.12)}
.tb-btn.danger{background:#3a1c22;border-color:#5c2b33;color:#ff9aa5}
.tb-btn.danger:hover{background:#4d222b;color:#ffbfc7}
.tb-btn.tiny{padding:3px 7px;font-size:11px}
select{background:var(--bg3);border:1px solid var(--line);border-radius:5px;padding:5px 8px;cursor:pointer}
select:focus,input:focus,textarea:focus{outline:1px solid var(--accent);outline-offset:0}

/* ============================ Layout ============================ */
#app{display:flex;height:calc(100% - 44px)}
#palette{width:232px;flex:none;background:var(--bg2);border-right:1px solid var(--line);
  display:flex;flex-direction:column}
#canvasWrap{flex:1;position:relative;overflow:hidden;background:var(--bg)}
#dock{width:400px;flex:none;background:var(--bg2);border-left:1px solid var(--line);
  display:flex;flex-direction:column}

/* ============================ Palette ============================ */
.pal-search{padding:8px;border-bottom:1px solid var(--line)}
.pal-search input{width:100%;background:var(--bg);border:1px solid var(--line);
  border-radius:5px;padding:6px 8px}
.pal-list{flex:1;overflow-y:auto;padding:4px 0}
.pal-cat{padding:7px 10px;font-size:11px;font-weight:600;letter-spacing:.7px;
  text-transform:uppercase;color:var(--fg-dim);cursor:pointer;display:flex;
  align-items:center;gap:6px;user-select:none;position:sticky;top:0;background:var(--bg2);z-index:2}
.pal-cat:hover{color:var(--fg)}
.pal-cat .swatch{width:8px;height:8px;border-radius:2px;flex:none}
.pal-cat .arrow{margin-left:auto;color:var(--fg-mute);transition:.15s;font-size:9px}
.pal-cat.collapsed .arrow{transform:rotate(-90deg)}
.pal-item{padding:5px 10px 5px 24px;cursor:grab;color:var(--fg-dim);
  border-left:2px solid transparent;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pal-item:hover{background:var(--bg3);color:var(--fg);border-left-color:var(--accent)}
.pal-item:active{cursor:grabbing}
.pal-foot{padding:6px 10px;border-top:1px solid var(--line);color:var(--fg-mute);font-size:11px}

/* ============================ Canvas ============================ */
#canvas{position:absolute;inset:0;
  background-color:var(--bg);
  background-image:radial-gradient(circle,#212a38 1px,transparent 1px),
                   radial-gradient(circle,#1a2230 1px,transparent 1px);
  background-size:120px 120px,24px 24px}
#world{position:absolute;top:0;left:0;transform-origin:0 0;width:0;height:0}
#links{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.link{fill:none;stroke-width:2.4;pointer-events:stroke;cursor:pointer}
.link.exec{stroke:var(--exec);stroke-width:3}
.link.data{stroke:var(--accent)}
.link:hover{stroke:var(--err);stroke-width:4}
.link.temp{stroke:var(--warn);stroke-dasharray:6 4;pointer-events:none;stroke-width:2.6}
#marquee{position:absolute;border:1px solid var(--accent);background:rgba(77,163,255,.12);
  pointer-events:none;z-index:5}
#miniHint{position:absolute;bottom:8px;left:10px;color:var(--fg-mute);font-size:11px;
  background:rgba(14,17,22,.82);padding:5px 10px;border-radius:5px;border:1px solid var(--line);
  pointer-events:none}
#miniHint b{color:var(--fg-dim);font-weight:600}
#zoomBadge{position:absolute;bottom:8px;right:10px;color:var(--fg-mute);font-size:11px;
  background:rgba(14,17,22,.82);padding:5px 9px;border-radius:5px;border:1px solid var(--line);
  pointer-events:none}

/* ============================ Nodes ============================ */
.node{position:absolute;min-width:170px;background:var(--bg2);border:1px solid var(--line2);
  border-radius:var(--radius);box-shadow:var(--shadow);user-select:none;
  transition:border-color .12s,box-shadow .12s}
.node:hover{border-color:#4c5b74}
.node.selected{border-color:var(--warn);box-shadow:0 0 0 1px var(--warn),var(--shadow)}
.node-head{padding:6px 10px;border-radius:6px 6px 0 0;font-weight:600;font-size:12px;
  cursor:move;display:flex;align-items:center;gap:6px;
  background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(0,0,0,.18));
  border-bottom:1px solid rgba(0,0,0,.35);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5)}
.node-head .ico{opacity:.9;font-size:12px}
.node-body{padding:5px 0 7px}

.row{display:flex;align-items:center;min-height:20px;padding:1px 0;gap:6px;position:relative}
.row.out{justify-content:flex-end;text-align:right}
.port{width:11px;height:11px;flex:none;border-radius:50%;background:var(--bg);
  border:2px solid var(--accent);cursor:crosshair;margin:0 -6px;position:relative;z-index:3}
.port:hover{transform:scale(1.35);box-shadow:0 0 8px var(--accent)}
.port.exec{border-radius:2px;width:12px;height:12px;border:none;background:#4a5568;
  clip-path:polygon(0 0,65% 0,100% 50%,65% 100%,0 100%)}
.port.exec.filled{background:var(--exec)}
.port.filled{background:var(--accent)}
.port.t-number{border-color:#3ecf8e} .port.t-number.filled{background:#3ecf8e}
.port.t-string{border-color:#f06ec0} .port.t-string.filled{background:#f06ec0}
.port.t-bool{border-color:#ff6b8b}   .port.t-bool.filled{background:#ff6b8b}
.port.t-list{border-color:#f5c451}   .port.t-list.filled{background:#f5c451}
.port.t-dict{border-color:#c9a227}   .port.t-dict.filled{background:#c9a227}
.port.t-any{border-color:#98a3b8}    .port.t-any.filled{background:#98a3b8}
.port.compat{box-shadow:0 0 0 3px rgba(255,181,69,.45)}
.plabel{color:var(--fg-dim);font-size:11.5px;padding:0 4px;white-space:nowrap}
.row.in .plabel{padding-left:8px}
.row.out .plabel{padding-right:8px}
.inline-in{flex:1;min-width:0;margin-right:8px}
.inline-in input,.inline-in select{width:100%;background:var(--bg);border:1px solid var(--line);
  border-radius:4px;padding:2px 5px;font-size:11px;font-family:var(--mono)}
.inline-in input[type=checkbox]{width:auto}
.node-sub{padding:2px 12px 4px;color:var(--fg-mute);font-size:11px;font-family:var(--mono);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px}
.node-badge{margin-left:auto;font-size:9.5px;background:rgba(0,0,0,.3);padding:1px 5px;
  border-radius:3px;letter-spacing:.5px;opacity:.85}
.node.note{background:rgba(245,196,81,.10);border-color:#6b5a2a;min-width:200px}
.node.note .note-text{padding:8px 10px;color:#e8d9a8;white-space:pre-wrap;font-size:12px}

/* ============================ Dock ============================ */
#inspector{height:47%;display:flex;flex-direction:column;border-bottom:1px solid var(--line)}
#codepane{flex:1;display:flex;flex-direction:column;min-height:0}
.dock-head{height:32px;flex:none;display:flex;align-items:center;gap:8px;padding:0 10px;
  background:var(--bg3);border-bottom:1px solid var(--line);font-weight:600;font-size:12px}
.dock-head.tabs{padding:0;gap:0}
.tab{background:none;border:none;border-right:1px solid var(--line);padding:0 14px;height:100%;
  color:var(--fg-mute);cursor:pointer;font-weight:600;border-bottom:2px solid transparent}
.tab:hover{color:var(--fg)}
.tab.active{color:var(--fg);background:var(--bg2);border-bottom-color:var(--accent)}
.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--warn);
  vertical-align:middle;margin-left:3px}
.dock-body{flex:1;overflow:auto;padding:10px}
.dock-body.nopad{padding:0;position:relative}
.tabpane{display:none;position:absolute;inset:0;overflow:auto;margin:0}
.tabpane.active{display:block}
#codeOut{padding:10px 12px;font-family:var(--mono);font-size:12px;line-height:1.55;
  white-space:pre;tab-size:4}
#codeOut code{white-space:pre}
.muted{color:var(--fg-mute)}
#consoleOut,#issuesOut{padding:8px 10px;font-family:var(--mono);font-size:11.5px;line-height:1.6}
.cline{white-space:pre-wrap;word-break:break-word;border-bottom:1px solid #1a2130;padding:2px 0}
.cline.err{color:var(--err)} .cline.sys{color:var(--fg-mute)} .cline.ok{color:var(--ok)}
.issue{padding:5px 8px;border-left:3px solid var(--warn);background:#1e2331;margin-bottom:6px;
  border-radius:0 4px 4px 0;cursor:pointer}
.issue:hover{background:#252c3d}
.issue.err{border-left-color:var(--err)}
.issue b{color:var(--fg)}

/* syntax highlight */
.tk-kw{color:#c792ea}.tk-str{color:#c3e88d}.tk-num{color:#f78c6c}
.tk-com{color:#5d6b82;font-style:italic}.tk-fn{color:#82aaff}

/* ============================ Inspector fields ============================ */
.field{margin-bottom:9px}
.field label{display:block;color:var(--fg-dim);font-size:11px;margin-bottom:3px;
  text-transform:uppercase;letter-spacing:.5px}
.field input[type=text],.field input[type=number],.field select,.field textarea{
  width:100%;background:var(--bg);border:1px solid var(--line);border-radius:5px;
  padding:5px 7px;font-family:var(--mono);font-size:12px}
.field textarea{min-height:90px;resize:vertical;line-height:1.5}
.field .hintline{color:var(--fg-mute);font-size:10.5px;margin-top:3px}
.desc-box{background:var(--bg3);border:1px solid var(--line);border-radius:6px;padding:8px 10px;
  margin-bottom:10px;color:var(--fg-dim);font-size:12px;line-height:1.5}
.desc-box .dtitle{color:var(--fg);font-weight:600;display:block;margin-bottom:3px}
.desc-box .dcat{float:right;font-size:10px;color:var(--fg-mute);text-transform:uppercase;
  letter-spacing:.6px}
.rowlist{border:1px solid var(--line);border-radius:5px;overflow:hidden}
.rowlist .rl{display:flex;gap:4px;padding:4px;border-bottom:1px solid var(--line);align-items:center}
.rowlist .rl:last-child{border-bottom:none}
.rowlist input,.rowlist select{background:var(--bg);border:1px solid var(--line);border-radius:4px;
  padding:3px 5px;font-family:var(--mono);font-size:11px;min-width:0}
.rowlist .rl input{flex:1}
.rowlist .rl select{width:88px;flex:none}
.rowlist .x{background:#2a1b20;border:1px solid #4a2b33;color:#ff9aa5;border-radius:4px;
  width:22px;flex:none;cursor:pointer;line-height:18px}
.addrow{width:100%;margin-top:5px;background:var(--bg3);border:1px dashed var(--line2);
  color:var(--fg-dim);border-radius:5px;padding:4px;cursor:pointer}
.addrow:hover{color:var(--fg);border-color:var(--accent)}

/* ============================ Popovers / tooltip / modal ============================ */
#tooltip{position:fixed;z-index:100;max-width:330px;background:#0b0e13;border:1px solid var(--line2);
  border-radius:7px;padding:9px 11px;box-shadow:var(--shadow);pointer-events:none;font-size:12px;
  line-height:1.5}
#tooltip .tt-title{font-weight:600;color:#fff;margin-bottom:2px;display:flex;gap:8px;align-items:baseline}
#tooltip .tt-cat{font-size:10px;color:var(--fg-mute);text-transform:uppercase;letter-spacing:.6px;
  margin-left:auto}
#tooltip .tt-desc{color:var(--fg-dim)}
#tooltip .tt-sec{margin-top:7px;padding-top:6px;border-top:1px solid var(--line);color:var(--fg-mute);
  font-size:11px}
#tooltip .tt-port{display:block;color:var(--fg-dim);margin:2px 0}
#tooltip .tt-port b{color:var(--accent);font-weight:600}
#tooltip code{font-family:var(--mono);background:var(--bg3);padding:1px 4px;border-radius:3px;
  color:#c3e88d;font-size:11px}

.popover{position:fixed;z-index:90;width:290px;background:var(--bg2);border:1px solid var(--line2);
  border-radius:7px;box-shadow:var(--shadow);overflow:hidden}
.popover input{width:100%;background:var(--bg);border:none;border-bottom:1px solid var(--line);
  padding:8px 10px;font-size:12px}
#ctxList{max-height:340px;overflow-y:auto}
.ctx-item{padding:6px 10px;cursor:pointer;display:flex;align-items:center;gap:7px;color:var(--fg-dim)}
.ctx-item .swatch{width:7px;height:7px;border-radius:2px;flex:none}
.ctx-item .cx-cat{margin-left:auto;font-size:10px;color:var(--fg-mute)}
.ctx-item:hover,.ctx-item.sel{background:var(--accent);color:#fff}
.ctx-item:hover .cx-cat,.ctx-item.sel .cx-cat{color:rgba(255,255,255,.75)}

.modal{position:fixed;inset:0;background:rgba(5,7,10,.72);z-index:120;display:flex;
  align-items:center;justify-content:center}
.modal-box{width:min(820px,92vw);max-height:86vh;background:var(--bg2);border:1px solid var(--line2);
  border-radius:9px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.modal-head{padding:11px 14px;border-bottom:1px solid var(--line);font-weight:600;display:flex;
  align-items:center;justify-content:space-between}
.modal-body{padding:14px;overflow:auto;flex:1}
.modal-body textarea{width:100%;min-height:280px;background:var(--bg);border:1px solid var(--line);
  border-radius:6px;padding:9px;font-family:var(--mono);font-size:12px;line-height:1.5;resize:vertical}
.modal-foot{padding:10px 14px;border-top:1px solid var(--line);display:flex;gap:8px;
  justify-content:flex-end;align-items:center}
.modal-body h3{margin:16px 0 6px;font-size:13px;color:var(--fg)}
.modal-body h3:first-child{margin-top:0}
.modal-body p,.modal-body li{color:var(--fg-dim);font-size:12.5px;line-height:1.6}
.modal-body kbd{background:var(--bg3);border:1px solid var(--line2);border-bottom-width:2px;
  border-radius:4px;padding:1px 6px;font-family:var(--mono);font-size:11px;color:var(--fg)}
.modal-body table{width:100%;border-collapse:collapse;font-size:12.5px}
.modal-body td{padding:4px 8px;border-bottom:1px solid var(--line);color:var(--fg-dim)}
.modal-body td:first-child{width:190px;color:var(--fg)}
#sandbox{position:absolute;width:0;height:0;border:0}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#2a3446;border-radius:5px;border:2px solid var(--bg2)}
::-webkit-scrollbar-thumb:hover{background:#3a465c}

/* ==================== Accounts, licences and libraries ==================== */
.tb-btn.account{display:flex;align-items:center;gap:7px}
#acctName{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tier{font-size:9.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  padding:2px 6px;border-radius:3px;background:#2a3446;color:var(--fg-dim);flex:none}
.tier.free{background:#2a3446;color:#8d9bb2}
.tier.pro{background:linear-gradient(180deg,#3a7fd0,#2b5f9e);color:#fff}
.tier.studio{background:linear-gradient(180deg,#8a5cff,#6a3fd0);color:#fff}
.tier.big{font-size:12px;padding:5px 12px;border-radius:5px}

/* locked things */
.pal-item.locked{opacity:.55;display:flex;align-items:center;gap:6px;cursor:pointer}
.pal-item.locked .lk{margin-left:auto;font-size:10px;opacity:.8}
.pal-item.locked:hover{opacity:.85;border-left-color:var(--warn)}
.node.locked{opacity:.72;border-style:dashed}
.node.locked .node-head{filter:grayscale(.55)}
.node-lock{margin-left:auto;font-size:11px}
#tooltip .tt-lock{color:var(--warn)}

.lockcard{padding:34px 26px;text-align:center;font-family:var(--font);white-space:normal}
.lockcard .lockicon{font-size:30px;opacity:.85;margin-bottom:8px}
.lockcard h4{margin:0 0 8px;font-size:14px;color:var(--fg)}
.lockcard p{margin:0 0 8px;color:var(--fg-dim);font-size:12.5px;line-height:1.6;
  max-width:330px;margin-left:auto;margin-right:auto}
.lockcard .price{color:var(--fg);font-weight:600;margin:12px 0}

/* modal building blocks */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.rowbtns{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.fineprint{color:var(--fg-mute);font-size:11.5px;line-height:1.6;margin:8px 0 0}
.warnbox{background:#3a2a12;border:1px solid #6b4d1c;color:#f0d5a8;border-radius:6px;
  padding:10px 12px;margin-bottom:14px;font-size:12.5px;line-height:1.6}
.warnbox code,.steps code,.fineprint code{background:rgba(0,0,0,.3);padding:1px 5px;
  border-radius:3px;font-family:var(--mono);font-size:11.5px;color:#c3e88d}
.steps{margin:0;padding-left:20px}
.steps li{margin-bottom:6px}

.licbox{display:flex;gap:14px;align-items:flex-start;background:var(--bg3);
  border:1px solid var(--line);border-radius:7px;padding:12px 14px;margin-bottom:12px}
.licmeta{font-size:12.5px;color:var(--fg-dim);line-height:1.7}
.licmeta code{font-family:var(--mono);color:var(--fg);font-size:11.5px}
.licproblem{color:var(--err);margin-top:4px}
.licmsg{font-size:12px;color:var(--fg-dim)}
.licmsg.bad{color:var(--err)} .licmsg.good{color:var(--ok)}
#licKey{min-height:64px;font-size:11px;word-break:break-all}

/* tier cards */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:6px}
.tiercard{background:var(--bg3);border:1px solid var(--line);border-radius:8px;padding:14px;
  display:flex;flex-direction:column}
.tiercard.current{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.tname{font-weight:700;font-size:13px;color:var(--fg)}
.tprice{font-size:24px;font-weight:700;color:var(--fg);margin:6px 0 2px}
.tcur{font-size:11px;font-weight:400;color:var(--fg-mute)}
.tblurb{color:var(--fg-dim);font-size:12px;line-height:1.5;margin-bottom:8px}
.tfeat{list-style:none;margin:0 0 12px;padding:0;flex:1}
.tfeat li{color:var(--fg-dim);font-size:12px;line-height:1.5;padding-left:16px;position:relative;
  margin-bottom:4px}
.tfeat li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-size:11px}
.tcurrent{color:var(--fg-mute);font-size:11.5px;text-align:center;padding:6px 0}

/* library cards */
.liblist{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.libcard{background:var(--bg3);border:1px solid var(--line);border-radius:7px;padding:11px 13px}
.libcard.locked{opacity:.72}
.libhead{display:flex;align-items:center;gap:8px}
.libico{width:22px;height:22px;border-radius:5px;display:flex;align-items:center;
  justify-content:center;font-size:12px;color:#fff;flex:none;text-shadow:0 1px 2px rgba(0,0,0,.5)}
.libname{font-weight:600;color:var(--fg)}
.libver{color:var(--fg-mute);font-size:11px;font-family:var(--mono)}
.libtag{font-size:9.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--ok);
  border:1px solid #2a5c46;border-radius:3px;padding:1px 5px}
.libdesc{color:var(--fg-dim);font-size:12.5px;line-height:1.55;margin:7px 0 5px}
.libmeta{color:var(--fg-mute);font-size:11.5px}
.libmeta b{color:var(--warn)}
.libcard .libremove{margin-top:9px}

/* toggle switch */
.switch{margin-left:auto;position:relative;width:38px;height:20px;flex:none}
.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:2}
.switch span{position:absolute;inset:0;background:#2a3446;border-radius:10px;transition:.15s;
  border:1px solid var(--line2)}
.switch span:after{content:"";position:absolute;width:14px;height:14px;border-radius:50%;
  background:var(--fg-mute);top:2px;left:2px;transition:.15s}
.switch input:checked + span{background:#1f4d7a;border-color:var(--accent)}
.switch input:checked + span:after{background:var(--accent);transform:translateX(18px)}
.switch input:disabled{cursor:not-allowed}
#libSrc{min-height:140px;font-size:11.5px}