:root{
  --bg:#faf8f2; --panel:#ffffff; --line:#e4dfd3; --text:#2b2b2b; --muted:#6f6a60;
  --accent:#3a6fae; --accent-soft:#e3ecf7; --stage:#f6f1e7; --danger:#c8463f;
  --glow1:#f8d6ba; --glow2:#cfe0c6; --glow3:#d6e4f5; --dot:rgba(90,80,60,.13); --card:rgba(255,255,255,.72);
  --shadow:0 2px 10px rgba(0,0,0,.08);
}
@media (prefers-color-scheme:dark){
  :root{ --bg:#1d1f22; --panel:#26292d; --line:#383c42; --text:#ececec; --muted:#a3a7ad;
    --accent:#6fa0dc; --accent-soft:#2c3a4c; --stage:#17191c;
    --glow1:#3a2c22; --glow2:#24302a; --glow3:#1f2a38; --dot:rgba(255,255,255,.07); --card:rgba(38,41,45,.78); }
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--text);font:14px/1.35 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  display:flex;flex-direction:column;overflow:hidden;-webkit-user-select:none;user-select:none}
button{font:inherit;color:inherit;background:none;border:1px solid transparent;border-radius:10px;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;padding:6px 9px;min-height:36px}
button:hover:not(:disabled){background:var(--accent-soft)}
button:disabled{opacity:.35;cursor:default}
button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
button.primary{background:var(--accent);color:#fff}
button.primary:hover:not(:disabled){background:var(--accent);filter:brightness(1.08)}
button.big{padding:10px 18px;font-size:15px;border-color:var(--line)}
.sep{width:1px;align-self:stretch;background:var(--line);margin:4px 4px}

/* Kopfzeile */
#top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 10px;
  background:var(--panel);border-bottom:1px solid var(--line);box-shadow:var(--shadow);z-index:2}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;white-space:nowrap}
.brand img{width:28px;height:28px}
.actions{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:none}
.actions::-webkit-scrollbar{display:none}

/* Hauptbereich */
#main{flex:1;display:flex;min-height:0}
#tools{display:grid;grid-template-columns:repeat(2,64px);align-content:start;gap:3px;padding:6px;background:var(--panel);border-right:1px solid var(--line);
  overflow-y:auto;scrollbar-width:thin}
#tools button{flex-direction:column;flex:none;gap:2px;font-size:11px;width:64px;padding:6px 2px;color:var(--muted)}
#tools button svg{width:22px;height:22px}
#tools button.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
#tools svg .hl{stroke:#f5c400;stroke-width:4}
#tools svg .dark{fill:currentColor;opacity:.35;stroke:none}
#tools svg .light{fill:var(--panel);stroke:currentColor}

#stage{flex:1;position:relative;min-width:0;background-color:var(--stage);
  background-image:
    radial-gradient(circle, var(--dot) 1.2px, transparent 1.6px),
    radial-gradient(ellipse 70% 60% at 0% 0%, var(--glow1), transparent 70%),
    radial-gradient(ellipse 70% 70% at 100% 100%, var(--glow2), transparent 70%),
    radial-gradient(ellipse 50% 50% at 100% 0%, var(--glow3), transparent 70%);
  background-size:22px 22px, 100% 100%, 100% 100%, 100% 100%}
#scroller{position:absolute;inset:0;overflow:auto;display:flex}
#canvasWrap{position:relative;margin:auto;padding:20px;flex:none}
#cv{display:block;background:#fff;box-shadow:0 4px 24px rgba(0,0,0,.18);touch-action:none}
#cv.sheet{background:transparent;box-shadow:none;outline:2px dashed rgba(58,111,174,.45);outline-offset:0}
#textInput{position:absolute;background:rgba(255,255,255,.85);border:1.5px dashed var(--accent);outline:none;resize:none;
  padding:0 2px;margin:0;overflow:hidden;font-weight:700;font-family:"Segoe UI",system-ui,sans-serif;line-height:1.2;
  min-width:40px;white-space:pre;-webkit-user-select:text;user-select:text}

/* Leerer Zustand */
#empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:20px}
#empty .card{display:flex;flex-direction:column;align-items:center;text-align:center;color:var(--muted);
  background:var(--card);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  border:2px dashed rgba(58,111,174,.35);border-radius:24px;padding:34px 40px 30px;max-width:520px;width:100%;
  box-shadow:0 10px 40px rgba(80,60,30,.10);transition:.2s}
#empty img{width:120px;height:120px;filter:drop-shadow(0 8px 14px rgba(0,0,0,.12));animation:schweben 5s ease-in-out infinite}
@keyframes schweben{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-6px) rotate(2deg)}}
@media (prefers-reduced-motion:reduce){#empty img{animation:none}}
#empty h1{margin:10px 0 6px;font-size:24px;color:var(--text);letter-spacing:.2px}
#empty h1 span{background:linear-gradient(transparent 60%, rgba(255,212,0,.55) 60%);padding:0 3px}
#empty p{margin:4px 0 20px;max-width:440px}
#empty.drag .card{border-color:var(--accent);background:var(--accent-soft);transform:scale(1.02)}
#empty .keys{display:inline-block;background:var(--panel);border:1px solid var(--line);border-bottom-width:3px;border-radius:6px;
  padding:0 6px;font-size:12.5px;font-weight:600;color:var(--text);margin:0 1px}
.emptyBtns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.mob{display:none}

/* Eigenschaften unten */
#props{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--panel);border-top:1px solid var(--line);
  overflow-x:auto;scrollbar-width:none}
#props::-webkit-scrollbar{display:none}
.colors{display:flex;gap:5px}
.colors button{width:28px;height:28px;min-height:0;padding:0;border-radius:50%;border:2px solid rgba(0,0,0,.15);flex:none}
.colors button.active{outline:3px solid var(--accent);outline-offset:2px}
.custom{position:relative;width:28px;height:28px;border-radius:50%;overflow:hidden;flex:none;cursor:pointer;
  background:conic-gradient(red,yellow,lime,cyan,blue,magenta,red);border:2px solid rgba(0,0,0,.15)}
.custom input{opacity:0;position:absolute;inset:0;width:100%;height:100%;cursor:pointer}
.custom.active{outline:3px solid var(--accent);outline-offset:2px}
.sizes{display:flex;gap:3px}
.sizes button{width:34px;padding:0;justify-content:center}
.sizes button i{display:block;background:currentColor;border-radius:50%}
.sizes button.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
.textsize{display:flex;gap:2px;flex:none}
.textsize button{min-width:38px;justify-content:center;font-weight:700;border-color:var(--line);padding:0 6px}
#btnTxtMinus{font-size:12px} #btnTxtPlus{font-size:16px}
.toggle.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
.toggle.active .fillable{fill:currentColor;fill-opacity:.35}
#props > button{white-space:nowrap;flex:none}
.zoom{display:flex;align-items:center;margin-left:auto;flex:none}
.zoom button{min-width:36px;justify-content:center;font-size:17px}
#zoomVal{font-size:13px;min-width:46px}

#toast{position:fixed;left:50%;bottom:76px;transform:translateX(-50%) translateY(20px);background:#2b2b2b;color:#fff;
  padding:10px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:.25s;z-index:10;max-width:90vw;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Handy */
@media (max-width:760px){
  .brand span{display:none}
  .actions button span{display:none}
  .actions{gap:0}
  #main{flex-direction:column-reverse}
  #tools{display:flex;flex-direction:row;overflow-x:auto;overflow-y:hidden;border-right:0;border-top:1px solid var(--line);padding:4px;scrollbar-width:none}
  #tools::-webkit-scrollbar{display:none}
  #tools button{width:58px;flex:none}
  #props{gap:6px 4px;flex-wrap:wrap;justify-content:center;padding:6px}
  #props .sep{display:none}
  .colors{gap:4px}
  .zoom{display:none}
  #props > button span{display:none}
  .desk,.desk-only{display:none !important}
  .mob{display:block}
  #canvasWrap{padding:10px}
  #empty .card{padding:26px 20px 22px}
}