:root{
    --bg:#e9edf3; --chrome:#fff; --chrome-2:#f5f7fb; --rail:#f1f4f9; --canvas:#8d97a6;
    --ink:#1f2937; --ink-soft:#4b5563; --muted:#8a95a5; --line:#e3e8ef; --line-2:#cdd5e0;
    --accent:#1e5a9e; --accent-ink:#fff; --accent-soft:#e8f0fc; --accent-line:#bcd3ee;
    --danger:#dc2626; --ok:#0f9d6b; --chk1:#fff; --chk2:#d5dbe4;
    --ui:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    --mono:ui-monospace,"SF Mono","Cascadia Mono",Menlo,Consolas,monospace;
  }
  @media (prefers-color-scheme:dark){:root{
    --bg:#0f1319;--chrome:#181d25;--chrome-2:#1e242e;--rail:#151a21;--canvas:#0b0e13;
    --ink:#e6ebf2;--ink-soft:#aab4c2;--muted:#6b7686;--line:#28303b;--line-2:#333d4a;
    --accent:#4f92d6;--accent-ink:#0b1017;--accent-soft:#16263a;--accent-line:#2c4a6b;--chk1:#3a4250;--chk2:#2b323d;
  }}
  *{box-sizing:border-box;}
  html,body{margin:0;height:100%;}
  body{font-family:var(--ui);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;}
  .app{display:flex;flex-direction:column;height:100vh;min-height:560px;}
  .titlebar{display:flex;align-items:center;gap:12px;padding:7px 14px;background:var(--chrome);border-bottom:1px solid var(--line);}
  .brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:14px;}
  .brand a{color:var(--ink-soft);text-decoration:none;font-weight:500;font-size:12.5px;}
  .brand .mark{width:24px;height:24px;border-radius:6px;background:linear-gradient(150deg,var(--accent),#123f74);color:#fff;display:grid;place-items:center;}
  .titlebar .spacer{flex:1;}
  .doc-name{color:var(--ink-soft);font-size:13px;padding-left:12px;border-left:1px solid var(--line);}
  .optbar{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:7px 14px;background:var(--chrome-2);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--ink-soft);min-height:38px;}
  .optbar .ctx{color:var(--accent);font-weight:700;}
  .optbar .field{display:inline-flex;align-items:center;gap:7px;}
  .optbar .range{-webkit-appearance:none;appearance:none;width:96px;height:4px;border-radius:3px;background:var(--line-2);}
  .optbar .range::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;background:var(--accent);cursor:pointer;}
  .optbar .val{font-variant-numeric:tabular-nums;min-width:36px;font-family:var(--mono);font-size:11px;}
  .ie-sbtn{border:1px solid var(--line-2);background:var(--chrome-2);color:var(--ink-soft);border-radius:6px;font:inherit;font-size:11.5px;padding:4px 9px;cursor:pointer;}
  .ie-sbtn:hover{border-color:var(--accent-line);color:var(--ink);}
  .work{flex:1;display:flex;min-height:0;}
  .tools{width:46px;flex-shrink:0;background:var(--rail);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:6px 0;gap:2px;overflow-y:auto;}
  .tool{width:34px;height:34px;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--ink-soft);display:grid;place-items:center;cursor:pointer;}
  .tool svg{width:18px;height:18px;}
  .tool:hover{background:var(--chrome);border-color:var(--line);color:var(--ink);}
  .tool.active{background:var(--accent);border-color:var(--accent);color:#fff;}
  .tool-sep{width:24px;height:1px;background:var(--line);margin:4px 0;}
  .swatch{width:26px;height:26px;border-radius:6px;border:2px solid var(--chrome);box-shadow:0 0 0 1px var(--line-2);margin-top:6px;cursor:pointer;overflow:hidden;padding:0;}
  .swatch input{opacity:0;width:100%;height:100%;cursor:pointer;}
  .stage{flex:1;min-width:0;background:var(--canvas);overflow:auto;display:flex;align-items:center;justify-content:center;padding:26px;}
  .docwrap{position:relative;box-shadow:0 8px 34px -10px rgba(0,0,0,.55);background-image:linear-gradient(45deg,var(--chk2) 25%,transparent 25%),linear-gradient(-45deg,var(--chk2) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,var(--chk2) 75%),linear-gradient(-45deg,transparent 75%,var(--chk2) 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0;background-color:var(--chk1);}
  #ieCanvas{display:block;image-rendering:auto;}
  #ieCanvas.pix{image-rendering:pixelated;}
  #ieOverlay{position:absolute;left:0;top:0;pointer-events:none;}
  .panels{width:270px;flex-shrink:0;background:var(--chrome);border-left:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;}
  .pn-sec{border-bottom:1px solid var(--line);}
  .pn-head{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);}
  .pn-body{padding:4px 10px 12px;}
  .adj-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;}
  .adj{display:flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--chrome-2);border-radius:7px;padding:7px 8px;font:inherit;font-size:11.5px;color:var(--ink-soft);cursor:pointer;}
  .adj:hover{border-color:var(--accent-line);color:var(--ink);}
  .layer{display:flex;align-items:center;gap:9px;padding:6px;border-radius:7px;cursor:pointer;}
  .layer.active{background:var(--accent-soft);}
  .layer .eye{width:20px;height:20px;display:grid;place-items:center;color:var(--ink-soft);flex-shrink:0;background:none;border:none;cursor:pointer;padding:0;}
  .layer.off .eye{opacity:.35;}
  .layer .lthumb{width:34px;height:26px;border-radius:4px;flex-shrink:0;border:1px solid var(--line-2);background:#fff;}
  .layer .lmeta{flex:1;min-width:0;}
  .layer .lname{font-size:12.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:none;border:none;padding:0;width:100%;text-align:left;font-family:inherit;}
  .layer .lsub{font-size:10.5px;color:var(--muted);font-family:var(--mono);}
  .layer-tools{display:flex;gap:4px;padding:8px 2px 2px;}
  .lbtn{width:26px;height:26px;border:1px solid var(--line);background:var(--chrome-2);border-radius:6px;color:var(--ink-soft);display:grid;place-items:center;cursor:pointer;}
  .lbtn:hover{border-color:var(--accent-line);color:var(--ink);}
  .lbtn.danger:hover{border-color:var(--danger);color:var(--danger);}
  .lbtn:disabled{opacity:.4;cursor:default;}
  .op-row{display:flex;gap:8px;align-items:center;margin:4px 2px 8px;font-size:11px;color:var(--muted);}
  .op-row input[type=range]{flex:1;-webkit-appearance:none;appearance:none;height:4px;border-radius:3px;background:var(--line-2);}
  .op-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--accent);cursor:pointer;}
  .op-row .opv{font-family:var(--mono);min-width:38px;text-align:right;color:var(--ink-soft);}
  .hist{list-style:none;margin:0;padding:0;font-size:12px;}
  .hist li{display:flex;gap:8px;padding:5px 8px;border-radius:6px;color:var(--ink-soft);cursor:pointer;}
  .hist li:hover{background:var(--chrome-2);}
  .hist li.now{background:var(--accent-soft);color:var(--accent);font-weight:600;}
  .status{display:flex;align-items:center;gap:14px;padding:5px 14px;background:var(--chrome);border-top:1px solid var(--line);font-size:12px;color:var(--ink-soft);}
  .iconbtn{width:26px;height:26px;border:1px solid var(--line-2);background:var(--chrome-2);border-radius:6px;color:var(--ink-soft);display:grid;place-items:center;cursor:pointer;}
  .iconbtn:hover{border-color:var(--accent-line);color:var(--ink);}
  #ieZoomVal,#ieDim{font-variant-numeric:tabular-nums;font-family:var(--mono);}
  .status .spacer{flex:1;}
  .ie-sel{height:28px;border:1px solid var(--line-2);background:var(--chrome-2);color:var(--ink);border-radius:7px;font:inherit;font-size:12px;padding:0 6px;cursor:pointer;}
  .btn-primary{background:var(--accent);color:var(--accent-ink);border:none;border-radius:8px;height:28px;padding:0 14px;font:inherit;font-size:12.5px;font-weight:600;cursor:pointer;}
  .btn-primary:hover{filter:brightness(1.06);}
  /* Startscherm (drop) */
  .drop{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--ink-soft);cursor:pointer;margin:22px;border:2px dashed var(--line-2);border-radius:16px;background:var(--chrome);}
  .drop.hl{border-color:var(--accent);background:var(--accent-soft);}
  .drop .big{font-size:16px;font-weight:600;color:var(--ink);}
  .drop .small{font-size:12.5px;}
  .hidden{display:none!important;}
  button:focus-visible,.tool:focus-visible{outline:2px solid var(--accent);outline-offset:1px;}
  /* Meldingen: EIGEN kleurenpaar, niet --ink. Die variabele is de TEKSTkleur en die is
     in donkere modus bijna wit (#e6ebf2) -- met color:#fff erop stond er dus wit op wit
     en was er niets te lezen. Een melding hoort in beide standen af te steken tegen de
     achtergrond: donker paneel met lichte tekst in de donkere modus, en andersom in de
     lichte. */
  .toast{position:fixed;bottom:52px;left:50%;transform:translateX(-50%);background:#1f2937;color:#f4f7fb;padding:9px 16px;border-radius:9px;font-size:13px;font-weight:500;letter-spacing:.1px;border:1px solid rgba(255,255,255,.14);box-shadow:0 8px 24px rgba(0,0,0,.38);z-index:50;}
  /* Donkere modus: #414d5d is de beste ruil. Nagerekend (WCAG): tekst erop 7,65:1 (AAA),
     en het paneel zelf steekt 2,25:1 af tegen het canvas -- lichter maakt de tekst
     zwakker, donkerder laat het paneel wegvallen in de achtergrond. */
  @media (prefers-color-scheme:dark){ .toast{background:#414d5d;color:#eef2f8;border-color:rgba(255,255,255,.16);} }
  .ie-modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:60;}
  .ie-modal[hidden]{display:none;}
  .ie-dialog{background:var(--chrome);border:1px solid var(--line);border-radius:14px;width:380px;max-width:92vw;box-shadow:0 24px 60px -20px rgba(0,0,0,.5);overflow:hidden;}
  .ie-dlg-head{padding:14px 18px;font-weight:700;font-size:14px;border-bottom:1px solid var(--line);}
  .ie-dlg-body{padding:16px 18px;display:flex;flex-direction:column;gap:13px;}
  .ie-frow{display:grid;grid-template-columns:80px 1fr 48px;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-soft);}
  .ie-frow input[type=range]{-webkit-appearance:none;appearance:none;height:4px;border-radius:3px;background:var(--line-2);}
  .ie-frow input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;background:var(--accent);cursor:pointer;}
  .ie-frow > span{font-family:var(--mono);font-size:11px;text-align:right;color:var(--ink);}
  .ie-dlg-foot{padding:12px 18px;display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);}
  .ie-sc-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
  @media (max-width:560px){ .ie-sc-grid{grid-template-columns:1fr;} }
  .ie-sc-h{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin:0 0 6px;}
  .ie-sc{display:flex;align-items:baseline;gap:8px;font-size:12.5px;color:var(--ink-soft);padding:2px 0;}
  .ie-sc span{flex:1;}
  .ie-sc kbd{display:inline-block;min-width:16px;text-align:center;font-family:var(--mono);font-size:11px;background:var(--chrome-2);border:1px solid var(--line-2);border-bottom-width:2px;border-radius:5px;padding:1px 5px;color:var(--ink);}
  .xf-bar{position:fixed;top:96px;left:50%;transform:translateX(-50%);z-index:55;display:flex;align-items:center;gap:12px;background:var(--chrome);border:1px solid var(--line);border-radius:11px;padding:8px 12px;box-shadow:0 14px 40px -14px rgba(0,0,0,.5);font-size:12.5px;color:var(--ink-soft);max-width:92vw;}
  .xf-bar[hidden]{display:none;}