/* Concept: a clean white drafting canvas. Floating bars sit above it, branch colour carries the
   structure, and a Format panel (Topic / Map) slides over the right edge. Gantt reuses the same tree. */
:root{
  --bg:#eceff4;
  --panel:#ffffff;
  --canvas:#ffffff;
  --ink:#141a33;
  --muted:#667089;
  --line:#dde1ea;
  --hover:#eef1f7;
  --accent:#2f54eb;
  --node:#ffffff;
  --root:#0c1254;
  --rel:#d9482b;
  --lab:#fbe68a;
  --lab-ink:#3a3000;
  --chip-line:#d9dce3;
  --shadow:0 1px 2px rgba(20,30,60,.08),0 10px 28px rgba(20,30,60,.12);
  --f-ui:'Instrument Sans','Segoe UI',system-ui,sans-serif;
  --f-node:'Montserrat','Segoe UI',system-ui,sans-serif;
  --f-mono:ui-monospace,'SF Mono','Cascadia Mono',Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0a0e18;--panel:#151b2b;--canvas:#0f1525;--ink:#e8ecf8;--muted:#9aa5bf;
    --line:#262e45;--hover:#1f2840;--accent:#8aa6ff;--node:#151b2b;--root:#dfe6ff;
    --rel:#ff8f70;--lab:#5d5117;--lab-ink:#fff1b8;--chip-line:#3a4560;
    --shadow:0 1px 2px rgba(0,0,0,.45),0 10px 28px rgba(0,0,0,.4);
    color-scheme:dark;
  }
  :root:not([data-theme="light"]) .node{--tc:var(--tc-d)}
}
:root[data-theme="dark"]{
  --bg:#0a0e18;--panel:#151b2b;--canvas:#0f1525;--ink:#e8ecf8;--muted:#9aa5bf;
  --line:#262e45;--hover:#1f2840;--accent:#8aa6ff;--node:#151b2b;--root:#dfe6ff;
  --rel:#ff8f70;--lab:#5d5117;--lab-ink:#fff1b8;--chip-line:#3a4560;
  --shadow:0 1px 2px rgba(0,0,0,.45),0 10px 28px rgba(0,0,0,.4);
  color-scheme:dark;
}
:root[data-theme="dark"] .node{--tc:var(--tc-d)}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);font:14px/1.4 var(--f-ui);
  display:flex;flex-direction:column;gap:10px;overflow:hidden;
  padding-block:10px;
  padding-left:max(16px,env(safe-area-inset-left,0px));
  padding-right:max(16px,env(safe-area-inset-right,0px));
}
button,input,textarea,select{font:inherit;color:inherit}
.bar{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;padding:7px 8px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.brand{display:grid;place-items:center;width:34px;height:34px;color:var(--accent)}
.titlewrap{flex:1 1 180px;min-width:0;display:flex;align-items:center;gap:8px}
.title{flex:1;min-width:0;height:34px;padding:0 10px;border:1px solid transparent;border-radius:9px;background:transparent;font:700 17px var(--f-node);letter-spacing:-.01em}
.title:hover{background:var(--hover)}
.title:focus{outline:2px solid var(--accent);background:var(--canvas)}
.saved{flex:none;font-size:12px;color:var(--muted);white-space:nowrap}
.search{flex:0 1 200px;min-width:120px;height:34px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--canvas)}
.search:focus{outline:2px solid var(--accent)}
.grp{display:flex;align-items:center;gap:2px}
.btn{height:34px;min-width:34px;padding:0 10px;border:1px solid transparent;border-radius:9px;background:transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:500;font-size:13px;cursor:pointer;white-space:nowrap}
.btn:hover:not(:disabled){background:var(--hover)}
.btn:disabled{opacity:.38;cursor:default}
.btn[aria-pressed="true"],.btn[aria-expanded="true"]{background:var(--hover);box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn:focus-visible,.item:focus-visible,.sw:focus-visible,.switch:focus-visible,.bgsw:focus-visible,.seg button:focus-visible,.badge:focus-visible,.chip:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn.solid{background:var(--ink);color:var(--bg)}
.btn.solid:hover:not(:disabled){background:var(--ink);opacity:.88}
.seg{display:flex;padding:2px;border:1px solid var(--line);border-radius:10px;gap:2px}
.seg button{flex:1;height:28px;padding:0 10px;border:0;border-radius:8px;background:transparent;font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap}
.seg button:hover{background:var(--hover)}
.seg button.on{background:var(--ink);color:var(--bg)}

.work{flex:1;min-height:0;position:relative;display:flex}
.stage{position:relative;flex:1;min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:16px;background-color:var(--canvas);touch-action:none;cursor:grab;outline:none}
.stage.panning{cursor:grabbing}
.world{position:absolute;left:0;top:0;width:0;height:0;transform-origin:0 0}
.links{position:absolute;left:0;top:0;overflow:visible;pointer-events:none}
.links path{fill:none;stroke-linecap:round;stroke-linejoin:round}
.hint{position:absolute;left:16px;top:14px;z-index:2;max-width:min(380px,50%);font-size:12px;line-height:1.55;color:var(--muted);pointer-events:none}
.hint.live{color:var(--accent);font-weight:600;font-size:13px}

.node{
  --tc:var(--tc-l);--chk:var(--node);
  position:absolute;width:max-content;max-width:260px;display:block;
  background:var(--node);color:var(--ink);border:2px solid var(--c,var(--line));
  font-family:var(--f-node);font-size:13px;font-weight:400;line-height:1.35;text-align:left;
  padding:6px 9px;border-radius:7px;cursor:pointer;user-select:none;-webkit-user-select:none;
}
.node .r1{display:flex;align-items:center;gap:6px;max-width:100%}
.node .t{display:inline-block;min-width:2ch;outline:none;white-space:pre-wrap;overflow-wrap:anywhere}
.node .mk,.node .ic{display:inline-flex;align-items:center;gap:3px;flex:none}
.node .mk:empty,.node .ic:empty,.node .lb:empty,.node .nf:empty{display:none}
.node .mk svg,.node .ic svg{display:block}
.node .ck,.node .nt,.node .lk{display:inline-flex;cursor:pointer;border-radius:4px}
.node .nt,.node .lk{opacity:.75}
.node .nt:hover,.node .lk:hover{opacity:1}
.node .lbi{position:relative;display:inline-flex;cursor:help;border-radius:4px;opacity:.75;color:var(--muted)}
.node .lbi:hover,.node .lbi:focus-visible{opacity:1;outline:none}
.node .lbi:hover::after,.node .lbi:focus-visible::after{content:attr(data-label);position:absolute;left:50%;top:calc(100% + 6px);transform:translateX(-50%);z-index:20;white-space:nowrap;padding:2px 9px;border-radius:999px;background:var(--node);color:var(--muted);border:1px solid var(--chip-line);font:500 12px/20px var(--f-node);pointer-events:none;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.node .lb{position:absolute;left:0;top:calc(100% + 6px);display:flex;gap:6px;white-space:nowrap;pointer-events:none}
.node.l0 .lb,.stage[data-struct="org"] .node .lb{left:50%;transform:translateX(-50%)}
.chip{display:inline-flex;align-items:center;gap:5px;padding:1px 10px;border-radius:999px;background:var(--node);color:var(--muted);border:1px solid var(--chip-line);font:500 12px/20px var(--f-node)}
.node .nf{max-width:240px;margin-top:5px;padding-top:5px;border-top:1px dashed currentColor;font-size:11.5px;line-height:1.45;opacity:.75;white-space:pre-wrap}
.node.done .t{text-decoration:line-through;opacity:.65}
.node.l0{max-width:300px;align-items:center;text-align:center;background:var(--node);color:var(--root);border:3px solid var(--root);border-radius:10px;font-size:22px;font-weight:700;line-height:1.25;padding:16px 28px}
.node.l0 .r1,.node.l0 .lb{justify-content:center}
.node.l1{--chk:var(--c);background:var(--c);color:var(--on);border:0;border-radius:8px;font-size:16px;font-weight:500;line-height:1.3;padding:13px 20px}
.node.l2{color:var(--tc)}
.node.sum{--chk:var(--c);background:var(--c);color:var(--on);border:0;border-radius:9px;font-size:14px;font-weight:600;padding:9px 16px}
.stage[data-struct="org"] .node{text-align:center}
.stage[data-struct="org"] .node .r1,.stage[data-struct="org"] .node .lb{justify-content:center}
.node.sel{outline:2.5px solid var(--accent);outline-offset:3px}
.node.msel{outline:2px dashed var(--accent);outline-offset:3px}
.node.drop{outline:2.5px dashed var(--accent);outline-offset:3px}
.node.dragging{opacity:.35}
.node.dim,.tag.dim{opacity:.22}
.node.editing{cursor:text;user-select:text;-webkit-user-select:text}
.badge{position:absolute;top:50%;transform:translateY(-50%);min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--node);color:var(--tc,var(--ink));border:1.5px solid var(--c,var(--root));font:600 10px var(--f-mono);cursor:pointer;display:grid;place-items:center}
.node.sr .badge,.node.s0 .badge{right:-28px}
.node.sl .badge{left:-28px}
.stage[data-struct="org"] .node .badge{right:auto;left:50%;top:auto;bottom:-28px;transform:translateX(-50%)}
.tags{position:absolute;left:0;top:0}
.tag{position:absolute;white-space:nowrap;padding:3px 10px;font:600 12px/1.3 var(--f-node);cursor:pointer;user-select:none;-webkit-user-select:none}
.tag .t{outline:none;white-space:pre}
.tag.bt{background:var(--c);color:var(--on);border-radius:8px 8px 0 0;transform:translate(-50%,-100%)}
.tag.rt{background:var(--canvas);color:var(--rel);border-radius:6px;padding:2px 6px;transform:translate(-50%,-50%)}
.tag.sel{outline:2.5px solid var(--accent);outline-offset:2px}
.tag.editing{cursor:text;user-select:text;-webkit-user-select:text}
.ghost{position:fixed;z-index:60;pointer-events:none;padding:6px 12px;border-radius:10px;background:var(--ink);color:var(--bg);font:600 13px var(--f-node);max-width:220px;box-shadow:var(--shadow)}

.dock{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);max-width:calc(100% - 28px);display:flex;align-items:center;gap:2px;padding:5px;overflow-x:auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.dock .sep{flex:none;width:1px;height:22px;background:var(--line);margin:0 4px}
.kb{font:500 10.5px var(--f-mono);color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:1px 5px}
.btn.solid .kb{color:inherit;border-color:currentColor;opacity:.7}
.sw{flex:none;width:22px;height:22px;margin:0 2px;padding:0;border-radius:50%;border:2px solid var(--panel);background:var(--c);box-shadow:0 0 0 1px var(--line);cursor:pointer}
.sw.on{box-shadow:0 0 0 2px var(--ink)}
.sw:disabled{opacity:.3;cursor:default}
.status{position:absolute;left:14px;top:14px;display:flex;align-items:center;gap:2px;padding:4px 6px 4px 12px;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);z-index:3}
.hint{top:62px}
.status .sep{width:1px;height:20px;background:var(--line);margin:0 6px}
#topics{font-size:12.5px;color:var(--muted);white-space:nowrap}
.zl{min-width:44px;text-align:center;font:500 12px var(--f-mono);color:var(--muted)}

.panel{position:absolute;right:10px;top:10px;bottom:10px;width:min(320px,calc(100% - 20px));z-index:6;overflow-y:auto;padding:14px 16px 20px;display:flex;flex-direction:column;gap:18px;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.panel h3{margin:0 0 8px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.pane{display:flex;flex-direction:column;gap:18px}
.muted{color:var(--muted);font-size:13px;line-height:1.5;margin:0}
.list{display:flex;flex-direction:column;gap:2px}
.item{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:36px;padding:0 10px;border:0;border-radius:9px;background:transparent;font-weight:500;text-align:left;cursor:pointer}
.item:hover{background:var(--hover)}
.item.on{background:var(--hover);box-shadow:inset 0 0 0 1.5px var(--ink)}
.strip{display:flex;flex:none;width:96px;height:14px;border-radius:7px;overflow:hidden;border:1px solid var(--line)}
.strip i{flex:1}
.bgs{display:flex;flex-wrap:wrap;gap:8px}
.bgsw{width:32px;height:32px;padding:0;border-radius:9px;border:1px solid var(--line);background:var(--b,var(--canvas));cursor:pointer;font-size:10px;font-weight:600;color:var(--muted)}
.bgsw.on{box-shadow:0 0 0 2px var(--ink)}
.bgs[data-off="true"]{opacity:.45}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.field:last-child{margin-bottom:0}
.field label,.flab{font-size:13px;color:var(--muted)}
.field select,.field input,.field textarea{min-height:36px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--canvas);width:100%;min-width:0}
.field textarea{padding:8px 10px;min-height:96px;resize:vertical;line-height:1.5}
.field select:focus,.field input:focus,.field textarea:focus{outline:2px solid var(--accent)}
.dates{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sw-row{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:36px;font-weight:500}
.switch{position:relative;flex:none;width:38px;height:22px;padding:0;border:0;border-radius:11px;background:var(--line);cursor:pointer}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.3)}
.switch[aria-checked="true"]{background:var(--accent)}
.switch[aria-checked="true"]::after{left:19px}
.switch:disabled{opacity:.4;cursor:default}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.chips:empty{display:none}
.node .td{margin-top:6px;display:flex;flex-direction:column;gap:3px;font-size:12px;line-height:1.35}
.node .td:empty{display:none}
.node .tdr{display:flex;gap:6px;align-items:flex-start;text-align:left}
.node .tck{flex:none;display:inline-flex;margin-top:1px;cursor:pointer}
.node .tdr.dn .tdt{text-decoration:line-through;opacity:.6}
.tdl{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}
.tdl:empty{display:none}
.td-row{display:flex;align-items:center;gap:6px}
.td-row input{flex:1;min-width:0;height:32px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:var(--canvas)}
.td-row input:focus{outline:2px solid var(--accent)}
.td-row.dn input{text-decoration:line-through;color:var(--muted)}
.td-row .g-ck,.td-row .rm{flex:none;border:0;background:transparent;cursor:pointer;color:inherit}
.td-row .rm{width:28px;height:28px;border-radius:7px;font-size:15px}
.td-row .rm:hover{background:var(--hover)}
.kbl{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column}
.kbg{margin:12px 0 2px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.kbr{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.kbr kbd{display:inline-block;font:500 12px var(--f-mono);border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:2px 7px;background:var(--canvas);margin-left:4px;white-space:nowrap}
.kbr.cap{background:var(--hover)}
.kbr.cap .keys{color:var(--accent);font-weight:600}
.kbr .btn{height:28px;border-color:var(--line)}
.dock .btn{min-width:38px;padding:0 9px;position:relative}
.dock .cnt{font:600 10.5px var(--f-mono)}
.dock .cnt:empty{display:none}
.outline{flex:1;min-width:0;overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--canvas)}
.ol-tools{position:sticky;top:0;z-index:2;display:flex;justify-content:center;padding:10px}
.ol-tools .grp{padding:4px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.ol-wrap{max-width:860px;margin:0 auto;padding:8px max(16px,3vw) 96px}
.ol-title{margin:12px 0 18px;font:700 clamp(24px,4vw,34px)/1.2 var(--f-node);letter-spacing:-.01em;outline:none;border-radius:6px;text-wrap:balance}
.ol-title:focus{background:var(--hover)}
.ol-row{display:flex;align-items:flex-start;gap:6px;padding:4px 0 4px var(--ind,0px)}
.ol-row.d1{padding-top:18px}
.ol-row.d1 .ol-t{font:700 clamp(18px,2.6vw,22px)/1.35 var(--f-node)}
.ol-t{flex:1;min-width:0;padding:1px 4px;border-radius:5px;outline:none;font-size:15px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}
.ol-t:focus{background:var(--hover)}
.ol-t:empty::before{content:'Type a topic';color:var(--muted)}
.ol-cr{flex:none;width:22px;height:25px;display:grid;place-items:center;padding:0;border:0;border-radius:5px;background:transparent;color:var(--muted);cursor:pointer}
.ol-row.d1 .ol-cr,.ol-row.d1 .ol-dot{height:30px}
.ol-cr:hover{background:var(--hover);color:var(--ink)}
.ol-dot{flex:none;width:22px;height:25px;display:grid;place-items:center}
.ol-dot::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--c,var(--ink))}
.ol-n{flex:none;align-self:center;padding:0 7px;border-radius:10px;background:var(--hover);font:600 11.5px/20px var(--f-mono);color:var(--muted)}
.ol-ck{flex:none;display:grid;place-items:center;width:22px;height:25px;cursor:pointer;--chk:var(--canvas)}
.aulist{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}
.aulist:empty{display:none}
.au-row{display:flex;align-items:center;gap:8px;padding:6px 8px;border:1px solid var(--line);border-radius:10px;font-size:13px}
.au-row .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.au-row .du{font:500 11.5px var(--f-mono);color:var(--muted)}
.au-btns{display:flex;flex-wrap:wrap;gap:6px}
.rec{color:#fff;background:#d93a3a!important}
.node .au{display:inline-flex;cursor:pointer;opacity:.8}
.node .au.on{opacity:1;color:var(--rel)}
.chip button{border:0;background:transparent;padding:0;cursor:pointer;font-size:13px;line-height:1;color:inherit}

.gantt{position:relative;flex:1;min-width:0;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;background:var(--canvas);overflow:hidden}
.g-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;padding:8px 10px;border-bottom:1px solid var(--line)}
.g-tools .muted{font-size:12px}
.g-scroll{flex:1;min-height:0;overflow:auto;position:relative}
.g-grid{--lw:380px;position:relative;display:grid;grid-template-columns:var(--lw) var(--tw);width:max-content;min-width:100%}
.g-cols{display:grid;grid-template-columns:minmax(0,1fr) 64px 44px 52px;align-items:center;column-gap:4px}
.g-hl{position:sticky;top:0;left:0;z-index:5;height:56px;align-items:end;padding:0 10px 9px 0;background:var(--panel);border-bottom:1px solid var(--line);border-right:1px solid var(--line);font-size:12px;font-weight:600;color:var(--muted)}
.g-hl .g-name{padding-left:12px}
.g-ht{position:sticky;top:0;z-index:4;height:56px;background:var(--panel);border-bottom:1px solid var(--line)}
.g-mo{position:absolute;top:8px;font-size:12.5px;font-weight:700;white-space:nowrap;padding-left:6px}
.g-dy{position:absolute;top:33px;text-align:center;font:500 11px var(--f-mono);color:var(--muted)}
.g-l{position:sticky;left:0;z-index:2;height:38px;padding-right:10px;background:var(--canvas);border-bottom:1px solid var(--line);border-right:1px solid var(--line);font-size:13px;cursor:pointer;font-variant-numeric:tabular-nums}
.g-l .c-s,.g-l .c-d,.g-l .c-p{color:var(--muted);font-size:12px}
.g-name{display:flex;align-items:center;gap:4px;min-width:0;padding-left:calc(8px + var(--ind,0px))}
.g-tx{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.g-l.grp .g-tx{font-weight:600}
.g-cr,.g-ck{flex:none;display:inline-grid;place-items:center;width:18px;height:18px;border-radius:4px;cursor:pointer}
.g-cr:hover,.g-ck:hover{background:var(--hover)}
.g-sp{flex:none;width:18px}
.g-t{position:relative;height:38px;border-bottom:1px solid var(--line);background-image:repeating-linear-gradient(to right,var(--line) 0 1px,transparent 1px var(--dw));cursor:pointer}
.g-l.sel,.g-t.sel{background-color:var(--hover)}
.gbar{--chk:var(--c);position:absolute;top:8px;height:22px;border-radius:6px;background:color-mix(in srgb,var(--c) 30%,var(--canvas));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 70%,var(--canvas));cursor:grab;touch-action:none;overflow:hidden;z-index:1}
.gbar.drag{cursor:grabbing;box-shadow:inset 0 0 0 2px var(--c),var(--shadow)}
.gbar .pg{position:absolute;left:0;top:0;bottom:0;background:color-mix(in srgb,var(--c) 75%,var(--canvas))}
.gbar .bl{position:relative;display:block;padding:0 10px;font:600 11.5px/22px var(--f-ui);color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none}
.gbar .rh{position:absolute;top:0;bottom:0;width:9px;cursor:ew-resize;z-index:2}
.gbar .rh.l{left:0}
.gbar .rh.r{right:0}
.gbar.grp{top:14px;height:10px;border-radius:3px;background:var(--ink);box-shadow:none;cursor:pointer;opacity:.85}
.gbar.sel{outline:2px solid var(--accent);outline-offset:2px}
.g-dep{position:absolute;pointer-events:none;overflow:visible;z-index:3}
.g-dep path{fill:none;stroke-linejoin:round}
.g-today{position:absolute;top:0;bottom:0;width:2px;background:var(--rel);opacity:.8;pointer-events:none;z-index:3}
.g-empty{margin:auto;max-width:420px;padding:32px 20px;text-align:center}
.g-empty h2{margin:0 0 8px;font-size:17px}

.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:70;max-width:calc(100% - 32px);padding:9px 14px;border-radius:10px;background:var(--ink);color:var(--bg);font-size:13px;font-weight:500;box-shadow:var(--shadow)}
.overlay{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(8,12,24,.55)}
.sheet{width:min(660px,100%);max-height:100%;min-height:0;display:flex;flex-direction:column;gap:10px;padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.sheet h2{margin:0;font-size:18px;font-weight:700}
.sheet p{margin:0;color:var(--muted);font-size:13px}
.sheet textarea{width:100%;min-height:240px;flex:1;resize:vertical;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--canvas);font:12.5px/1.55 var(--f-mono);tab-size:2;white-space:pre}
.sheet textarea:focus{outline:2px solid var(--accent)}
.row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.row .grow{flex:1;min-width:0;font-size:12.5px;color:var(--muted)}

@media (max-width:760px){
  .hint,.kb,.saved{display:none}
  .btn .lbl{display:none}
  .search{flex:1 1 120px}
  .g-grid{--lw:190px}
  .g-cols{grid-template-columns:minmax(0,1fr) 40px}
  .g-cols .c-s,.g-cols .c-p{display:none}
}
@media (prefers-reduced-motion:no-preference){
  .btn,.seg button,.sw,.switch,.item{transition:background-color .12s,box-shadow .12s}
}

/* ---------- Eisenhower matrix ---------- */
.chip.q{color:var(--ink)}
.chip.q::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--qd)}
.chip.q-do{--qd:#e5484d}
.chip.q-plan{--qd:#2f54eb}
.chip.q-delegate{--qd:#f08c2e}
.chip.q-drop{--qd:#8b93a7}
.matrix{flex:1;min-width:0;overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--canvas)}
.mx-wrap{display:flex;gap:14px;min-height:100%;padding:14px max(14px,2vw) 18px}
.mx-main{flex:1;min-width:0;display:grid;grid-template-columns:28px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;gap:8px}
.mx-pool{flex:none;width:280px;display:flex;flex-direction:column;min-height:0;max-height:calc(100vh - 120px);position:sticky;top:0;border:1px solid var(--line);border-radius:14px;background:var(--panel);overflow:hidden}
.mx-pool.over{outline:2px dashed var(--accent);outline-offset:-4px}
.mx-ph{padding:12px 14px 4px}
.mx-ph h2{margin:0;font:700 16px/1.25 var(--f-node)}
.mx-ph p{margin:2px 0 0;font-size:12px;color:var(--muted)}
.mx-pf{display:flex;flex-direction:column;gap:6px;padding:6px 12px 8px;border-bottom:1px solid var(--line)}
.mx-pf input[type=search]{height:32px;padding:0 10px;border:1px solid var(--line);border-radius:8px;background:var(--canvas)}
.mx-pf input[type=search]:focus{outline:2px solid var(--accent)}
.mx-chk{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);cursor:pointer}
.mx-plist{flex:1;min-height:0;overflow-y:auto;padding:6px;display:flex;flex-direction:column;gap:2px}
.mx-pi{display:flex;align-items:center;gap:6px;min-height:32px;padding:3px 6px 3px calc(6px + var(--ind,0px));border-radius:8px;cursor:grab;--chk:var(--panel);font-size:13px}
.mx-pi:hover{background:var(--hover)}
.mx-pi.sel{box-shadow:inset 0 0 0 1.5px var(--accent)}
.mx-pi.drag{opacity:.4}
.mx-pi.sorted .mx-pt{color:var(--muted)}
.mx-pi.dn .mx-pt{text-decoration:line-through}
.mx-grip{flex:none;color:var(--muted);font-size:11px;letter-spacing:-2px;opacity:.6}
.mx-pck{flex:none;display:grid;place-items:center}
.mx-pt{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mx-pq{flex:none;padding:0 6px;border-radius:8px;background:color-mix(in srgb,var(--qc) 16%,var(--panel));color:var(--qc);font-size:10.5px;font-weight:600;line-height:18px}
.mx-qb{flex:none;display:none;gap:3px}
.mx-pi:hover .mx-qb,.mx-pi.sel .mx-qb,.mx-pi:focus-within .mx-qb{display:inline-flex}
.mx-qb button{width:14px;height:14px;padding:0;border-radius:4px;border:2px solid var(--qc);background:transparent;cursor:pointer}
.mx-qb button[aria-pressed=true],.mx-qb button:hover{background:var(--qc)}
.mx-qb button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.mx-ax-top{grid-column:2;display:grid;grid-template-columns:1fr 1fr;gap:12px;text-align:center}
.mx-ax-side{grid-column:1;grid-row:2;display:grid;grid-template-rows:1fr 1fr;gap:12px}
.mx-axis span{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);align-self:center}
.mx-ax-side span{writing-mode:vertical-rl;transform:rotate(180deg);justify-self:center}
.mx-grid{grid-column:2;grid-row:2;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:minmax(240px,1fr) minmax(240px,1fr);gap:12px;min-height:0}
.mx-foot{grid-column:2;margin:0;font-size:12.5px;color:var(--muted)}
.mx-q{display:flex;flex-direction:column;min-width:0;min-height:0;border-radius:14px;border:1px solid var(--line);border-top:4px solid var(--qc);background:color-mix(in srgb,var(--qc) 5%,var(--canvas));overflow:hidden}
.mx-q.over{outline:2px dashed var(--qc);outline-offset:-4px;background:color-mix(in srgb,var(--qc) 12%,var(--canvas))}
.mx-h{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;padding:12px 14px 6px}
.mx-h h2{margin:0;font:700 16px/1.25 var(--f-node);color:var(--qc)}
.mx-h p{margin:2px 0 0;font-size:12px;color:var(--muted)}
.mx-count{flex:none;padding:1px 8px;border-radius:10px;background:color-mix(in srgb,var(--qc) 16%,var(--canvas));font:600 11.5px/20px var(--f-mono);font-variant-numeric:tabular-nums}
.mx-list{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:6px;padding:4px 10px 8px}
.mx-empty{margin:6px 4px;font-size:12.5px;color:var(--muted);line-height:1.5}
.mx-card{display:flex;align-items:flex-start;gap:8px;padding:8px 8px 8px 10px;border-radius:10px;background:var(--node);border:1px solid var(--line);cursor:grab;--chk:var(--node)}
.mx-card:hover{border-color:color-mix(in srgb,var(--qc) 50%,var(--line))}
.mx-card.sel{outline:2px solid var(--accent);outline-offset:1px}
.mx-card.drag{opacity:.4}
.mx-card.dn .mx-t{text-decoration:line-through;color:var(--muted)}
.mx-ck{flex:none;display:grid;place-items:center;width:20px;height:20px;padding:0;border:0;background:transparent;color:var(--qc);cursor:pointer}
.mx-dot{flex:none;width:20px;height:20px;display:grid;place-items:center}
.mx-dot::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--qc)}
.mx-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.mx-t{font-size:14px;line-height:1.4;overflow-wrap:anywhere;outline:none;border-radius:4px}
.mx-t[contenteditable]{background:var(--hover);cursor:text}
.mx-meta{font-size:11.5px;color:var(--muted);overflow-wrap:anywhere}
.mx-x{flex:none;width:24px;height:24px;padding:0;border:0;border-radius:6px;background:transparent;color:var(--muted);font-size:15px;cursor:pointer;opacity:0}
.mx-card:hover .mx-x,.mx-card.sel .mx-x,.mx-x:focus-visible{opacity:1}
.mx-x:hover{background:var(--hover);color:var(--ink)}
.mx-add{display:flex;gap:6px;padding:8px 10px 10px;border-top:1px solid var(--line)}
.mx-add input{flex:1;min-width:0;height:34px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--canvas)}
.mx-add input:focus{outline:2px solid var(--qc)}
.mx-kind button{height:28px;padding:0 8px;font-size:12px}
@media (max-width:760px){
  .mx-wrap{flex-direction:column}
  .mx-pool{width:auto;max-height:320px;position:static}
  .mx-qb{display:inline-flex}
  .mx-main{grid-template-columns:minmax(0,1fr)}
  .mx-axis{display:none}
  .mx-grid,.mx-foot{grid-column:1}
  .mx-grid{grid-template-columns:minmax(0,1fr);grid-template-rows:none}
  .mx-q{min-height:220px}
}

/* ---------- Whiteboard ---------- */
.board{position:relative;flex:1;min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:var(--canvas)}
.board canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;display:block}
.b-tools{position:absolute;top:12px;left:50%;transform:translateX(-50%);z-index:3;display:flex;align-items:center;gap:2px;max-width:calc(100% - 24px);overflow-x:auto;padding:4px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.b-tool{flex:none;display:grid;place-items:center;width:36px;height:36px;padding:0;border:0;border-radius:9px;background:transparent;color:var(--ink);cursor:pointer}
.b-tool:hover{background:var(--hover)}
.b-tool.on{background:color-mix(in srgb,var(--accent) 18%,var(--panel));color:var(--accent)}
.b-tool:focus-visible,.b-sw:focus-visible,.b-opt:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.b-sep{flex:none;width:1px;height:22px;background:var(--line);margin:0 4px}
.b-props{position:absolute;top:64px;left:12px;z-index:3;width:228px;max-height:calc(100% - 140px);overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.b-row>span{display:block;margin-bottom:6px;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.b-row>div{display:flex;flex-wrap:wrap;gap:5px}
.b-sw{width:26px;height:26px;padding:0;border-radius:7px;border:1px solid var(--line);cursor:pointer}
.b-sw.on{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}
.b-opt{height:28px;padding:0 9px;border:1px solid var(--line);border-radius:7px;background:transparent;font-size:12px;font-weight:500;cursor:pointer}
.b-opt:hover{background:var(--hover)}
.b-opt.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.b-foot{position:absolute;left:12px;right:12px;bottom:12px;z-index:3;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;pointer-events:none}
.b-card{pointer-events:auto;padding:4px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.b-text{position:absolute;z-index:4;margin:0;padding:0;border:0;outline:1px dashed var(--accent);background:transparent;resize:none;overflow:hidden;white-space:pre;font-family:'Caveat','Segoe Print','Comic Sans MS',cursive;min-width:40px}
@media (max-width:760px){.b-props{top:auto;bottom:64px;width:auto;right:12px;max-height:40%}}

/* ---------- Topic context menu ---------- */
.ctxmenu{position:fixed;z-index:80;width:264px;max-height:calc(100vh - 16px);overflow-y:auto;padding:6px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);font-size:13.5px}
.cm-head{padding:6px 10px 8px;font-weight:600;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-bottom:1px solid var(--line);margin-bottom:4px}
.cm-i{display:flex;align-items:center;gap:8px;width:100%;min-height:34px;padding:0 10px;border:0;border-radius:8px;background:transparent;text-align:left;cursor:pointer}
.cm-i>span:first-child{flex:1;min-width:0}
.cm-i:hover:not(:disabled),.cm-i:focus-visible{background:var(--hover);outline:none}
.cm-i:disabled{opacity:.4;cursor:default}
.cm-i.danger{color:#d9363e}
.cm-x{color:var(--muted);font:500 11.5px var(--f-mono)}
.cm-chev{color:var(--muted);font-size:11px;width:10px}
.cm-sep{height:1px;margin:4px 6px;background:var(--line)}
.cm-sub{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:2px 4px 6px 14px;padding:8px;border-radius:9px;background:var(--hover)}
.cm-sub input[type=date],.cm-sub input[type=text]{flex:1;min-width:0;height:32px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:var(--canvas)}
.cm-sub input:focus{outline:2px solid var(--accent)}
.cm-mini{height:28px;padding:0 10px;border:1px solid var(--line);border-radius:7px;background:var(--panel);font-size:12px;cursor:pointer}
.cm-mini:hover:not(:disabled){border-color:var(--ink)}
.cm-mini.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.cm-mini:disabled{opacity:.4;cursor:default}
.cm-tags .cm-chip{cursor:pointer;pointer-events:auto}
.cm-tags .cm-chip.on{color:var(--ink);border-color:var(--ink)}
.cm-tags input{flex-basis:100%}
.cm-quads{flex-direction:column;align-items:stretch;gap:4px}
.cm-q{display:flex;align-items:center;gap:8px;padding:6px 8px;border:1px solid transparent;border-radius:8px;background:var(--panel);text-align:left;cursor:pointer}
.cm-q i{flex:none;width:10px;height:10px;border-radius:3px;background:var(--qc)}
.cm-q span{display:flex;flex-direction:column;font-weight:600;font-size:13px}
.cm-q small{font-weight:400;font-size:11px;color:var(--muted)}
.cm-q:hover{border-color:var(--qc)}
.cm-q.on{border-color:var(--qc);box-shadow:inset 0 0 0 1px var(--qc)}
.cm-row{gap:4px}
.ctxmenu button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}

/* ---------- Topic style: Underline (simple brace look) ---------- */
.stage[data-tstyle="line"] .node{background:transparent;border:0;border-bottom:2px solid var(--c,var(--line));border-radius:0;padding:7px 8px 8px}
.stage[data-tstyle="line"] .node.l2{color:var(--tc)}
.stage[data-tstyle="line"] .node.l1{background:transparent;color:var(--ink);border-bottom:6px double var(--c);border-radius:0;padding:12px 22px 10px;font-size:17px;--chk:var(--canvas)}
.stage[data-tstyle="line"] .node.l0{background:transparent;color:var(--root);border:0;border-bottom:7px double var(--root);border-radius:0;padding:14px 30px 12px}
.stage[data-tstyle="line"] .node.sum{background:transparent;color:var(--tc,var(--ink));border-bottom:2px solid var(--c);border-radius:0}
.stage[data-tstyle="line"] .node .nf{border-top-color:var(--line)}

/* ---------- Format panel accordion ---------- */
.panel .pane{gap:0}
.panel .pane>.field,.panel .pane>p{margin-bottom:10px}
section.acc{border-top:1px solid var(--line)}
section.acc:last-child{border-bottom:1px solid var(--line)}
section.acc>h3{margin:0}
.acc-h{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:42px;padding:0 2px;border:0;background:transparent;color:var(--muted);font:600 11px var(--f-ui);letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.acc-h:hover{color:var(--ink)}
.acc-h:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:6px}
.acc-h svg{transition:transform .15s}
section.acc.open .acc-h{color:var(--ink)}
section.acc.open .acc-h svg{transform:rotate(180deg)}
section.acc:not(.open)>.acc-body{display:none}
section.acc>.acc-body{padding:2px 0 14px}
@media (prefers-reduced-motion:reduce){.acc-h svg{transition:none}}

/* ---------- Floating topics ---------- */
.node.dragging{pointer-events:none}

/* ---------- Map background picker ---------- */
.bg-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:5px}
.bg-grid .bgsw{width:auto;height:auto;aspect-ratio:1;max-width:100%;border-radius:7px}
.bg-grid .bgsw.on{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}
.bg-row{display:flex;align-items:center;gap:8px;margin-top:10px}
.bg-hex{flex:1;min-width:0;display:flex;align-items:center;gap:4px;height:34px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--canvas);font:500 13px var(--f-mono);color:var(--muted)}
.bg-hex input{flex:1;min-width:0;border:0;background:transparent;font:inherit;color:var(--ink);text-transform:uppercase;outline:none}
.bg-hex:focus-within{outline:2px solid var(--accent)}
.bg-now{flex:none;width:30px;height:30px;border-radius:8px;border:1px solid var(--line)}
.bg-pick{flex:none;position:relative;width:30px;height:30px;border-radius:8px;background:conic-gradient(#f33,#ff3,#3f3,#3ff,#33f,#f3f,#f33);cursor:pointer;overflow:hidden}
.bg-pick input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;border:0;padding:0}
.bg-pick:focus-within{outline:2px solid var(--accent);outline-offset:2px}
.bg-auto{flex:none;height:30px;border-color:var(--line)}
.bg-auto.on{background:var(--ink);color:var(--bg)}
/* keep the map readable on any chosen background */
.stage[data-bg="dark"] .world{--ink:#e8ecf8;--muted:#a8b0c4;--node:#1b2234;--root:#e8ecf8;--line:#3a4560;--chip-line:#4a5570;--rel:#ff9b80}
.stage[data-bg="dark"] .world .node{--tc:var(--tc-d)}
.stage[data-bg="dark"] .hint{color:#c9cfdc}
.stage[data-bg="light"] .world{--ink:#141a33;--muted:#667089;--node:#ffffff;--root:#0c1254;--line:#dde1ea;--chip-line:#d9dce3;--rel:#d9482b}
.stage[data-bg="light"] .world .node{--tc:var(--tc-l)}
.stage[data-bg="light"] .hint{color:#55607a}

/* ---------- Responsive: iPad and phone ---------- */
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{min-height:100dvh;overscroll-behavior:none}
.bar,.work{padding-left:max(0px,env(safe-area-inset-left))}

/* Tablets (iPad portrait and landscape, 761–1100px) */
@media (max-width:1100px) and (min-width:761px){
  .bar{padding:6px}
  .titlewrap{flex:1 1 140px}
  .saved{display:none}
  .search{flex:0 1 150px}
  .seg button{padding:0 9px}
  .panel{width:min(300px,calc(100% - 20px))}
  .mx-pool{width:220px}
  .mx-grid{grid-template-rows:minmax(200px,1fr) minmax(200px,1fr)}
}

/* Phones and small tablets (up to 760px) */
@media (max-width:760px){
  body{font-size:15px}
  .bar{gap:6px;padding:6px;border-radius:12px}
  .brand{width:28px;height:30px}
  .brand svg{width:22px;height:22px}
  .titlewrap{order:-1;flex:1 1 100%}
  .title{font-size:16px;height:36px}
  .search{order:10;flex:1 1 100%;height:38px;font-size:16px}
  .btn{height:40px;min-width:40px;padding:0 9px}
  .seg{width:100%;overflow-x:auto;scrollbar-width:none}
  .seg::-webkit-scrollbar{display:none}
  .seg button{flex:1 0 auto;height:34px;padding:0 12px}
  .work{padding:0}
  .stage,.gantt,.matrix,.board{border-radius:12px}
  .status{left:50%;top:auto;bottom:70px;transform:translateX(-50%);padding:3px 4px;max-width:calc(100% - 20px)}
  .status #topics{display:none}
  .status .sep{margin:0 3px}
  .dock{bottom:10px;max-width:calc(100% - 16px);padding:4px}
  .dock .sw{width:26px;height:26px}
  .panel{top:auto;left:0;right:0;bottom:0;width:auto;max-height:66%;border-radius:18px 18px 0 0;padding:12px 16px calc(20px + env(safe-area-inset-bottom));box-shadow:0 -10px 30px rgba(0,0,0,.18)}
  .b-tools{top:8px;max-width:calc(100% - 16px)}
  .b-tool{width:40px;height:40px}
  .b-props{left:8px;right:8px;width:auto;top:auto;bottom:64px;max-height:45%}
  .b-foot{left:8px;right:8px;bottom:8px}
  .g-tools{padding:8px}
  .g-tools .btn{height:38px}
  .mx-wrap{padding:0}
  .mx-pool{max-height:260px}
  .mx-q{min-height:200px}
  .overlay{padding:10px}
  .overlay>*{max-width:100%;max-height:92dvh;overflow:auto}
  .mx-add input,.cm-sub input{font-size:16px}
  .ctxmenu{width:min(264px,calc(100vw - 16px));max-height:70dvh}
  .cm-i{min-height:40px}
}

/* Touch screens: larger targets and no zoom-on-focus for inputs */
@media (pointer:coarse){
  .btn,.seg button{min-height:40px}
  .ck,.tck,.lk,.nt,.au{min-width:24px;min-height:24px;display:inline-flex;align-items:center;justify-content:center}
  input,select,textarea{font-size:16px}
  .node .lbi{padding:4px}
  .dock button,.dock .btn{min-width:40px;min-height:40px}
}

/* Landscape phones: keep the canvas tall enough */
@media (max-height:520px) and (orientation:landscape){
  .bar{flex-wrap:nowrap}
  .panel{max-height:85%}
  .status{bottom:auto;top:8px;left:auto;right:8px;transform:none}
}

/* ---------- Icon-only toolbar with hover labels ---------- */
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.tip{position:relative}
.tip::after{content:attr(data-tip);position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%,-3px);z-index:90;white-space:nowrap;padding:4px 9px;border-radius:8px;background:var(--ink);color:var(--bg);font:500 12px/1.4 var(--f-node);box-shadow:0 2px 8px rgba(0,0,0,.18);opacity:0;pointer-events:none;transition:opacity .12s,transform .12s}
.tip:hover::after,.tip:focus-visible::after{opacity:1;transform:translate(-50%,0)}
.seg button[data-ic]{width:38px;min-width:38px;height:32px;padding:0;display:grid;place-items:center}
.seg button svg{pointer-events:none}

/* ---------- Calendar ---------- */
.cal{position:relative;flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;background:var(--canvas);overflow:hidden}
.cal-top{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:8px 10px;border-bottom:1px solid var(--line)}
.cal-top .btn{height:32px;min-width:32px}
.cal-title{font-weight:700;font-size:15px;margin:0 auto 0 6px;white-space:nowrap}
.cal-body{flex:1;min-height:0;display:flex}
.cal-side{width:220px;flex:none;display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--line)}
.cal-side-h{display:flex;justify-content:space-between;padding:10px 12px 4px;font-size:13px}
.cal-side-h span{color:var(--muted)}
.cal-q{margin:4px 10px;height:32px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--canvas);font-size:13px}
.cal-hint{margin:6px 12px;font-size:12px;color:var(--muted)}
.cal-side-list{flex:1;min-height:0;overflow:auto;padding:4px 8px 10px;display:flex;flex-direction:column;gap:5px}
.cal-side-list .cal-ev{width:100%}
.cal-main{flex:1;min-width:0;min-height:0;overflow:auto;position:relative}
.cal-dow,.cal-month{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}
.cal-dow{position:sticky;top:0;z-index:2;background:var(--panel);font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}
.cal-dow span{padding:6px 8px}
.cal-month{grid-auto-rows:minmax(92px,1fr);min-height:100%}
.cal-day{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:4px;min-width:0;display:flex;flex-direction:column;gap:3px;overflow:hidden}
.cal-day.out{opacity:.4}
.cal-dn{font-size:12px;font-weight:600;align-self:flex-start;padding:1px 6px;border-radius:999px}
.cal-day.today .cal-dn{background:var(--accent);color:#fff}
.cal-more{align-self:flex-start;border:0;background:none;color:var(--muted);font-size:11px;cursor:pointer;padding:0 4px}
.over{background:color-mix(in srgb,var(--accent) 14%,transparent)!important;outline:2px dashed var(--accent);outline-offset:-3px}
.cal-ev{display:flex;align-items:center;gap:5px;min-width:0;padding:3px 7px;border-radius:7px;background:color-mix(in srgb,var(--c) 22%,var(--panel));border-left:3px solid var(--c);font-size:12px;cursor:grab;user-select:none;touch-action:none;overflow:hidden;white-space:nowrap}
.cal-ev.compact{font-size:11px;padding:2px 5px}
.cal-ev .cal-et{color:var(--muted);flex:none}
.cal-et-t{overflow:hidden;text-overflow:ellipsis;min-width:0}
.cal-ev.dragging,.cal-tev.dragging{opacity:.4}
.cal-ghost{position:fixed;z-index:200;pointer-events:none;max-width:220px;padding:4px 9px;border-radius:8px;background:var(--ink);color:var(--bg);font-size:12px;box-shadow:0 4px 14px rgba(0,0,0,.25);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-week{display:grid;grid-template-columns:56px repeat(7,minmax(84px,1fr));min-width:680px}
.cal-week.cal-day-view{grid-template-columns:56px minmax(220px,1fr);min-width:300px}
.cal-corner{position:sticky;top:0;z-index:3;background:var(--panel);font-size:11px;color:var(--muted);display:grid;place-items:center;border-bottom:1px solid var(--line)}
.cal-wh{position:sticky;top:0;z-index:3;background:var(--panel);display:flex;flex-direction:column;align-items:center;padding:6px 0;border-bottom:1px solid var(--line);border-left:1px solid var(--line);font-size:12px;color:var(--muted)}
.cal-wh b{font-size:20px;color:var(--ink);font-weight:600;line-height:1.3}
.cal-wh.today b{color:#fff;background:#e5484d;border-radius:8px;padding:0 6px}
.cal-gut{font-size:11px;color:var(--muted);text-align:right;padding-right:8px;position:relative}
.cal-ad-l{display:flex;align-items:center;justify-content:flex-end;min-height:30px;border-bottom:1px solid var(--line)}
.cal-allday{min-height:30px;border-left:1px solid var(--line);border-bottom:1px solid var(--line);padding:3px;display:flex;flex-direction:column;gap:3px}
.cal-hl{transform:translateY(-7px)}
.cal-col{position:relative;border-left:1px solid var(--line);background-image:linear-gradient(var(--line) 1px,transparent 1px);background-size:100% 44px}
.cal-tev{position:absolute;left:3px;right:3px;padding:3px 6px 8px;border-radius:8px;background:color-mix(in srgb,var(--c) 26%,var(--panel));border-left:3px solid var(--c);font-size:12px;overflow:hidden;cursor:grab;touch-action:none;display:flex;flex-direction:column;gap:1px;min-height:22px;z-index:1}
.cal-tev .cal-et{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-rz{position:absolute;left:0;right:0;bottom:0;height:8px;cursor:ns-resize}
.cal-now{position:absolute;left:0;right:0;height:0;border-top:2px solid #e5484d;z-index:2;pointer-events:none}
.cal-now span{position:absolute;left:-54px;top:-9px;background:#e5484d;color:#fff;font-size:11px;padding:1px 6px;border-radius:5px}
.cal-pop{position:absolute;z-index:20;width:260px;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.cal-pop-h{display:flex;align-items:center;gap:8px;padding:10px 10px 10px 14px;border-left:4px solid var(--c);justify-content:space-between}
.cal-pop-h b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cal-pop p{margin:0;padding:6px 14px;display:flex;gap:10px;font-size:13px}
.cal-pop p span{width:56px;color:var(--muted);flex:none}
.cal-pop-f{padding:8px 10px;border-top:1px solid var(--line)}
@media (max-width:760px){
  .cal-body{flex-direction:column}
  .cal-side{width:auto;max-height:190px;border-right:0;border-bottom:1px solid var(--line)}
  .cal-month{grid-auto-rows:minmax(70px,1fr)}
  .cal-ev{font-size:11px}
}

/* Label pills: small tinted hashtag tags, clearly different from the boxed topics */
.node .lb .chip{display:inline-flex;align-items:center;gap:1px;height:18px;padding:0 8px 0 6px;border:0;border-radius:999px;font:600 10.5px/18px var(--f-node);letter-spacing:.02em;color:color-mix(in srgb,var(--c,#888) 62%,var(--ink));background:color-mix(in srgb,var(--c,#888) 16%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c,#888) 38%,transparent)}
.node .lb .chip::before{content:'#';opacity:.65;margin-right:1px;font-weight:700}

/* Sign-in screen */
.login{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:16px;background:rgba(8,10,16,.72);backdrop-filter:blur(4px)}
.login-card{width:100%;max-width:360px;padding:24px;border-radius:14px;background:#161b26;color:#e8ecf4;box-shadow:0 20px 60px rgba(0,0,0,.45);font-family:'Instrument Sans',system-ui,sans-serif}
.login-card h2{margin:0 0 8px;font:700 20px/1.2 'Montserrat',system-ui,sans-serif}
.login-hint{margin:0 0 16px;font-size:14px;opacity:.8}
.login-form{display:flex;flex-direction:column;gap:10px}
.login-form[hidden]{display:none}
.login-card input{padding:10px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:inherit;font:inherit}
.login-card .btn{cursor:pointer}
.login-err{min-height:1.2em;margin:12px 0 0;font-size:13px;color:#ff8a8a}