:root{
  --board:#F1F3F4; --dot:#C9D0D4; --panel:#FFFFFF; --panel2:#F4F6F7;
  --ink:#101619; --ink2:#4E5A61; --ink3:#88949C; --line:#D9E0E4;
  --accent:#3D3AF5; --accent-soft:#E4E4FE;
  --warn:#D94A2B;
  --note:#FFE68A; --note-ink:#4A3A05;
  --scrim:rgba(16,22,25,.55);
  --sh1:0 1px 2px rgba(16,22,25,.10);
  --sh2:0 2px 6px rgba(16,22,25,.10),0 12px 32px rgba(16,22,25,.10);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --board:#111619; --dot:#242E33; --panel:#1A2126; --panel2:#222A30;
    --ink:#E9EEF0; --ink2:#A0ADB4; --ink3:#6E7A82; --line:#2B353B;
    --accent:#8A87FF; --accent-soft:#22224E;
    --warn:#FF7A57;
    --note:#7A6320; --note-ink:#FFF2C4;
    --scrim:rgba(0,0,0,.66);
    --sh1:0 1px 2px rgba(0,0,0,.5);
    --sh2:0 2px 6px rgba(0,0,0,.5),0 12px 32px rgba(0,0,0,.45);
  }
}
:root[data-theme="dark"]{
  --board:#111619; --dot:#242E33; --panel:#1A2126; --panel2:#222A30;
  --ink:#E9EEF0; --ink2:#A0ADB4; --ink3:#6E7A82; --line:#2B353B;
  --accent:#8A87FF; --accent-soft:#22224E;
  --warn:#FF7A57;
  --note:#7A6320; --note-ink:#FFF2C4;
  --scrim:rgba(0,0,0,.66);
  --sh1:0 1px 2px rgba(0,0,0,.5);
  --sh2:0 2px 6px rgba(0,0,0,.5),0 12px 32px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;overflow:hidden;overscroll-behavior:none}
body{
  background:var(--board);color:var(--ink);
  font-family:Archivo,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;
  -webkit-font-smoothing:antialiased;
}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ============ stage ============ */
#stage{
  position:fixed;inset:0;background-color:var(--board);
  background-image:radial-gradient(var(--dot) 1.1px,transparent 1.2px);
  touch-action:none;cursor:default;
}
#stage.pan{cursor:grab} #stage.pan.grabbing{cursor:grabbing}
#stage.pen{cursor:crosshair} #stage.eraser{cursor:cell}
#stage.place{cursor:copy} #stage.shape{cursor:crosshair}
#world{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}
#inklayer{position:absolute;left:0;top:0;overflow:visible;pointer-events:none;z-index:5000}

/* ============ items ============ */
.it{position:absolute;user-select:none}
.it .frame{
  width:100%;height:100%;border-radius:6px;overflow:hidden;background:var(--panel);
  box-shadow:var(--sh1);border:1px solid var(--line);
}
.it.sel .frame{box-shadow:0 0 0 2px var(--accent),var(--sh2)}
.it img,.it video{display:block;width:100%;height:100%;object-fit:cover;pointer-events:none}
.it.image .frame,.it.video .frame{border:0;background:transparent}
.it.pinned .frame{border-style:dashed}

.it.shape .frame{background:transparent;border:0;box-shadow:none;overflow:visible;border-radius:0}
.it.shape.sel .frame{box-shadow:0 0 0 2px var(--accent)}
.it.shape svg{display:block;width:100%;height:100%;overflow:visible;pointer-events:none}

.it.text .frame,.it.note .frame{display:flex;padding:10px 12px}
.it.text .frame{background:transparent;border:0;box-shadow:none;padding:2px 4px}
.it.text.sel .frame{box-shadow:0 0 0 2px var(--accent)}
.it .tx{width:100%;outline:none;line-height:1.3;word-break:break-word;white-space:pre-wrap}
.it.note .frame{background:var(--note);border-color:rgba(0,0,0,.10);box-shadow:var(--sh2);flex-direction:column;gap:4px}
.it.note .tx{color:var(--note-ink);font-family:Caveat,Archivo,cursive;font-size:24px;line-height:1.15;flex:1}
.it.note .by{font-family:"IBM Plex Mono",monospace;font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--note-ink);opacity:.6}

.it.link .frame{flex-direction:column;padding:12px;display:flex;gap:6px;justify-content:center;background:var(--panel)}
.it.link .u{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--accent);word-break:break-all;line-height:1.35}
.it.link .l{font-weight:700;font-size:15px;letter-spacing:-.01em;line-height:1.25}
.it.link .go{position:absolute;right:8px;bottom:8px;font-family:"IBM Plex Mono",monospace;font-size:9px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--ink3);border:1px solid var(--line);
  border-radius:4px;padding:2px 6px;background:var(--panel2);cursor:pointer;pointer-events:auto}
.it.link .go:hover{color:var(--accent);border-color:var(--accent)}

.it.audio .frame{flex-direction:column;padding:12px;display:flex;gap:8px;justify-content:center}
.it.audio .nm{font-weight:600;font-size:13px;line-height:1.25;word-break:break-word}
.it.audio audio{width:100%;pointer-events:auto}
.it.video .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}

.chrome{
  position:absolute;left:0;bottom:calc(100% + 8px);display:flex;gap:4px;align-items:center;
  transform-origin:0 100%;background:var(--panel);border:1px solid var(--line);border-radius:8px;
  padding:4px;box-shadow:var(--sh2);white-space:nowrap;
}
.chrome button{
  border:0;background:none;border-radius:5px;padding:4px 7px;cursor:pointer;color:var(--ink2);
  font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.09em;text-transform:uppercase;
}
.chrome button:hover{background:var(--panel2);color:var(--ink)}
.chrome button.on{background:var(--accent);color:#fff}
.chrome button.danger:hover{color:var(--warn)}
.chrome .sw{width:16px;height:16px;border-radius:50%;border:1.5px solid rgba(127,127,127,.35);cursor:pointer;padding:0}
.chrome .sep{width:1px;height:16px;background:var(--line);margin:0 2px}
.handle{position:absolute;right:-6px;bottom:-6px;width:14px;height:14px;border-radius:3px;
  background:var(--accent);border:2px solid var(--panel);cursor:nwse-resize;transform-origin:100% 100%}

/* ============ docks ============ */
.dock{position:fixed;z-index:100;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--sh2)}
#tools{left:14px;top:50%;transform:translateY(-50%);padding:6px;display:flex;flex-direction:column;gap:3px}
#tools button{width:38px;height:38px;border:0;background:none;border-radius:8px;cursor:pointer;color:var(--ink2);
  display:flex;align-items:center;justify-content:center;position:relative}
#tools button:hover{background:var(--panel2);color:var(--ink)}
#tools button.on{background:var(--accent);color:#fff}
#tools .sep{height:1px;background:var(--line);margin:4px 6px}
#tools button span.k{position:absolute;right:3px;bottom:2px;font-family:"IBM Plex Mono",monospace;font-size:8px;opacity:.5}

#side{left:62px;top:50%;transform:translateY(-50%);padding:8px;display:flex;flex-direction:column;gap:7px;width:118px}
#side .grp{display:flex;flex-wrap:wrap;gap:5px}
#side .cap{font-family:"IBM Plex Mono",monospace;font-size:9px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink3)}
#side .sw{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0}
#side .sw.on{border-color:var(--accent)}
#side .sw.none{background:var(--panel2);position:relative}
#side .sw.none:after{content:"";position:absolute;left:2px;right:2px;top:8px;height:2px;background:var(--warn);transform:rotate(-45deg)}
#side .wbtn,#side .sbtn{border:1px solid var(--line);background:var(--panel2);border-radius:6px;cursor:pointer;
  color:var(--ink2);display:flex;align-items:center;justify-content:center;height:26px;flex:1;min-width:26px}
#side .wbtn.on,#side .sbtn.on{border-color:var(--accent);color:var(--accent)}
#side .wbtn i{display:block;background:currentColor;border-radius:9px;width:15px}
#side hr{border:0;border-top:1px solid var(--line);margin:1px 0}

#top{right:14px;top:14px;padding:5px;display:flex;gap:5px;align-items:center}
#bottom{left:50%;bottom:14px;transform:translateX(-50%);padding:5px;display:flex;gap:4px;align-items:center}

.btn{border:0;background:none;border-radius:7px;padding:6px 10px;cursor:pointer;color:var(--ink2);
  font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn:hover{background:var(--panel2);color:var(--ink)}
.btn.primary{background:var(--accent);color:#fff}
.btn.dirty{background:var(--warn);color:#fff}
.btn[disabled]{opacity:.4;cursor:default}
.btn.round{padding:6px 9px;font-size:12px}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.meter{font-family:"IBM Plex Mono",monospace;font-size:10px;color:var(--ink3);padding:0 8px;letter-spacing:.06em}
.meter b{color:var(--ink2);font-weight:500}
.meter.hot b{color:var(--warn)}

#stamp{position:fixed;left:50%;top:14px;transform:translateX(-50%);z-index:100;
  border:2px solid var(--warn);color:var(--warn);border-radius:5px;padding:5px 12px;
  font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  font-weight:600;background:var(--panel)}
#hint{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:20;text-align:center;
  color:var(--ink3);pointer-events:none;max-width:430px}
#hint h1{font-size:19px;margin:0 0 8px;color:var(--ink2);font-weight:700;letter-spacing:-.02em}
#hint p{margin:0;font-size:13.5px;line-height:1.6}
#drop{position:fixed;inset:0;z-index:200;background:var(--accent-soft);border:3px dashed var(--accent);
  display:flex;align-items:center;justify-content:center;pointer-events:none}
#drop b{font-size:17px;color:var(--accent)}
#toast{position:fixed;left:50%;bottom:70px;transform:translateX(-50%);z-index:400;background:var(--ink);
  color:var(--board);padding:9px 15px;border-radius:8px;font-size:13px;box-shadow:var(--sh2);max-width:min(90vw,460px)}

/* ============ modal / gate ============ */
.scrim{position:fixed;inset:0;z-index:500;background:var(--scrim);display:flex;align-items:center;
  justify-content:center;padding:20px;overflow:auto}
.sheet{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh2);
  max-width:660px;width:100%;padding:26px 28px;max-height:88vh;overflow:auto}
.sheet.narrow{max-width:380px}
.sheet h2{font-size:20px;margin:0 0 4px;letter-spacing:-.025em;font-weight:700}
.sheet h3{font-size:11px;margin:22px 0 8px;font-family:"IBM Plex Mono",monospace;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink3);font-weight:500}
.sheet p{margin:0 0 10px;color:var(--ink2);line-height:1.6;font-size:13.5px}
.sheet .lead{color:var(--ink2);font-size:14px;margin-bottom:2px}
.kv{display:grid;grid-template-columns:112px 1fr;gap:6px 14px;font-size:13.5px;align-items:baseline}
.kv dt{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3)}
.kv dd{margin:0;color:var(--ink2);line-height:1.5}
kbd{font-family:"IBM Plex Mono",monospace;font-size:11px;background:var(--panel2);border:1px solid var(--line);
  border-bottom-width:2px;border-radius:4px;padding:1px 5px;color:var(--ink)}
.warnbox{background:var(--panel2);border-left:3px solid var(--warn);padding:10px 13px;border-radius:0 7px 7px 0;
  font-size:13px;color:var(--ink2);line-height:1.55;margin:10px 0}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:12px}
.inp{background:var(--panel2);border:1px solid var(--line);border-radius:7px;padding:9px 11px;font-size:14px;flex:1;min-width:120px}
.gatelogo{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink3);margin-bottom:14px}
[hidden]{display:none!important}

/* ---- added for the hosted app ---- */
.scrim.solid{background:var(--board);position:fixed;inset:0;z-index:1;display:flex;
  align-items:center;justify-content:center;padding:20px;
  background-image:radial-gradient(var(--dot) 1.1px,transparent 1.2px);background-size:24px 24px}
#boardsw{display:inline-flex;align-items:center;gap:6px}
.who{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.saveinfo{font-family:"IBM Plex Mono",monospace;font-size:9.5px;color:var(--ink3);letter-spacing:.05em;padding:0 6px;max-width:190px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.it.embed .frame{background:#000;border:0;overflow:hidden}
.it.embed iframe{width:100%;height:100%;border:0;display:block;pointer-events:auto}
.it.embed .veil{position:absolute;inset:0;cursor:move}
.it.embed.sel .veil{display:none}
.upload{position:fixed;left:50%;bottom:70px;transform:translateX(-50%);z-index:400;background:var(--panel);
  border:1px solid var(--line);border-radius:9px;box-shadow:var(--sh2);padding:9px 14px;min-width:250px}
.upload .nm{font-size:12.5px;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.upload .bar{height:5px;background:var(--panel2);border-radius:9px;overflow:hidden}
.upload .bar i{display:block;height:100%;background:var(--accent);width:0;border-radius:9px;transition:width .18s}