:root{
    --bg:#ffffff;--sidebar:#FBFBFA;--sidebar-2:#F7F7F5;--text:#37352F;--text-soft:#6B6A66;--muted:#9B9A97;
    --border:#EAE8E3;--border-soft:#F1EFEB;--hover:#EFEEEC;--hover-2:#E6E5E2;
    --accent:#2383E2;--accent-soft:rgba(35,131,226,.12);--accent-line:rgba(35,131,226,.30);
    --sel:rgba(35,131,226,.20);--highlight:rgba(255,212,0,.42);--tb:#2B2F33;
    --shadow-pop:0 0 0 1px rgba(15,15,15,.04),0 4px 12px rgba(15,15,15,.10),0 10px 28px rgba(15,15,15,.10);
    --shadow-card:0 1px 2px rgba(15,15,15,.04);--shadow-lift:0 0 0 1px rgba(15,15,15,.04),0 8px 22px rgba(15,15,15,.14);
    --font-ui:"Inter",system-ui,-apple-system,sans-serif;--font-write:"Poppins",system-ui,sans-serif;
    --ease:cubic-bezier(.2,.7,.2,1);
    /* canvas */
    --canvas-bg:#F8F7F5;--canvas-dot:#D8D6D0;
  }
  [data-theme="dark"]{
    --bg:#191919;--sidebar:#202020;--sidebar-2:#252525;--text:#E6E6E5;--text-soft:#999;--muted:#5B5B5B;
    --border:#373737;--border-soft:#2E2E2E;--hover:#2E2E2E;--hover-2:#363636;
    --accent:#2383E2;--accent-soft:rgba(35,131,226,.18);--accent-line:rgba(35,131,226,.4);
    --sel:rgba(35,131,226,.28);--highlight:rgba(255,212,0,.25);--tb:#191919;
    --shadow-pop:0 0 0 1px rgba(0,0,0,.3),0 4px 14px rgba(0,0,0,.45),0 10px 30px rgba(0,0,0,.35);
    --shadow-card:0 1px 3px rgba(0,0,0,.35);--shadow-lift:0 0 0 1px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.45);
    --canvas-bg:#191919;--canvas-dot:#2E2E2E;
  }
  *{box-sizing:border-box}html,body{height:100%}
  body{margin:0;background:var(--bg);color:var(--text);overflow:hidden;font-family:var(--font-ui);-webkit-font-smoothing:antialiased}
  button{font-family:inherit;color:inherit;cursor:pointer}
  ::selection{background:var(--sel)}:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
  .app{display:flex;flex-direction:column;height:100%;opacity:0;animation:fadeApp .45s var(--ease) forwards}
  @keyframes fadeApp{to{opacity:1}}

  header{height:48px;flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:0 14px;border-bottom:1px solid var(--border);background:var(--bg);z-index:40}
  .brand{display:flex;align-items:center;gap:8px}
  .brand .mk{width:22px;height:22px;border-radius:6px;background:var(--text);display:grid;place-items:center;color:#fff}
  .brand .mk svg{width:13px;height:13px}
  .brand h1{margin:0;font-family:var(--font-write);font-weight:600;font-size:15px;letter-spacing:-.01em}
  .spacer{flex:1}
  .toggle{width:32px;height:32px;border:0;background:transparent;border-radius:7px;display:grid;place-items:center;color:var(--text-soft);transition:.13s var(--ease)}
  .toggle:hover{background:var(--hover)}.toggle.off{color:var(--muted)}.toggle.off:hover{color:var(--text-soft)}
  .toggle svg{width:18px;height:18px}
  .save{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted);white-space:nowrap;margin-left:4px;padding-right:4px}
  .dot{width:6px;height:6px;border-radius:50%;background:#86c34f;transition:.3s}
  .save.saving .dot{background:#e2b53e}.save.local .dot{background:#d6694f}

  .workspace{flex:1;display:flex;min-height:0}
  .rail{flex:0 0 auto;overflow:hidden;display:flex;background:var(--sidebar);transition:width .3s var(--ease),opacity .24s var(--ease)}
  .rail.left{width:248px;border-right:1px solid var(--border)}.rail.right{width:320px;border-left:1px solid var(--border)}
  .workspace.hide-left .rail.left{width:0;opacity:0}.workspace.hide-right .rail.right{width:0;opacity:0}
  .rail-inner{display:flex;flex-direction:column;height:100%;flex:0 0 auto}
  .rail.left .rail-inner{width:248px}.rail.right .rail-inner{width:320px}
  .rail-head{height:44px;flex:0 0 auto;display:flex;align-items:center;gap:8px;padding:0 8px 0 14px}
  .rail-head .ttl{font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--muted);display:flex;align-items:center;gap:7px}
  .rail-head .ttl svg{width:14px;height:14px}
  .add{margin-left:auto;width:26px;height:26px;border:0;background:transparent;border-radius:6px;display:grid;place-items:center;color:var(--muted);transition:.13s var(--ease)}
  .add:hover{background:var(--hover);color:var(--text)}.add svg{width:17px;height:17px}
  .rail-body{flex:1;min-height:0;overflow-y:auto;padding:4px 8px 14px}
  .rail-body::-webkit-scrollbar{width:8px}.rail-body::-webkit-scrollbar-thumb{background:rgba(55,53,47,.16);border-radius:20px;border:2px solid transparent;background-clip:padding-box}

  .doc-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;color:var(--text-soft);transition:background .12s,color .12s,opacity .12s,transform .12s;position:relative;margin-bottom:1px;touch-action:none}
  .doc-item:hover{background:var(--hover)}
  .doc-item.open{background:var(--hover)}
  .doc-item.active{background:var(--hover-2);color:var(--text);font-weight:500}
  .doc-item.dragging{opacity:.4}
  .doc-item.drop-target{box-shadow:inset 0 0 0 2px var(--accent);background:var(--accent-soft)}
  .doc-item .ic{width:16px;height:16px;flex:0 0 auto;color:var(--muted)}
  .doc-item.active .ic{color:var(--text-soft)}
  .doc-item .pin{width:5px;height:5px;border-radius:50%;background:var(--accent);flex:0 0 auto;opacity:0}
  .doc-item.open .pin{opacity:1}
  .doc-item .nm{flex:1;min-width:0;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .doc-item .x{width:22px;height:22px;border:0;background:transparent;border-radius:5px;display:grid;place-items:center;color:var(--muted);opacity:0;transition:.12s;flex:0 0 auto}
  .doc-item:hover .x{opacity:1}.doc-item .x:hover{background:var(--hover-2);color:#d6694f}.doc-item .x svg{width:13px;height:13px}

  .center{flex:1;min-width:0;background:var(--bg);position:relative;display:flex}
  .panes{flex:1;display:flex;min-height:0;width:100%}
  .pane{flex:1 1 0;min-width:0;display:flex;flex-direction:column;background:var(--bg);position:relative;animation:paneIn .22s var(--ease)}
  @keyframes paneIn{from{opacity:.35}to{opacity:1}}
  .pane-bar{display:none}
  .panes.split .pane-bar{display:flex;height:36px;flex:0 0 auto;align-items:center;gap:8px;padding:0 6px 0 12px;border-bottom:1px solid var(--border);background:var(--sidebar);transition:background .15s}
  .panes.split .pane.active .pane-bar{background:var(--bg)}
  .panes.split .pane.active{box-shadow:inset 0 2px 0 var(--accent)}
  .pb-title{flex:1;min-width:0;font-size:12.5px;font-weight:600;color:var(--text-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .pb-x{width:24px;height:24px;border:0;background:transparent;border-radius:6px;display:grid;place-items:center;color:var(--muted);transition:.12s;flex:0 0 auto}
  .pb-x:hover{background:var(--hover);color:#d6694f}.pb-x svg{width:14px;height:14px}
  .divider{flex:0 0 1px;background:var(--border);position:relative;cursor:col-resize}
  .divider:before{content:"";position:absolute;inset:0 -5px;z-index:6}
  .divider:hover,.divider.act{background:var(--accent)}
  .scroll{flex:1;overflow-y:auto;scroll-behavior:smooth}
  .scroll::-webkit-scrollbar{width:12px}.scroll::-webkit-scrollbar-thumb{background:rgba(55,53,47,.16);border-radius:20px;border:3px solid var(--bg);background-clip:padding-box}
  .sheet{max-width:720px;margin:0 auto;padding:64px 56px 220px}
  .panes.split .sheet{padding:36px 36px 180px}
  .doc-title{font-family:var(--font-write);font-size:40px;line-height:1.25;font-weight:700;color:var(--text);letter-spacing:-.02em;outline:none;margin-bottom:6px}
  .panes.split .doc-title{font-size:30px}
  .doc-title:empty:before{content:attr(data-ph);color:#D5D3CD}
  .editor-body{outline:none;font-family:var(--font-write);font-size:16px;line-height:1.7;color:var(--text);font-weight:400;min-height:260px}
  .panes.split .editor-body{font-size:15px}
  .editor-body.empty:before{content:attr(data-ph);color:#C7C5BF;pointer-events:none}
  .editor-body h1{font-family:var(--font-write);font-weight:600;font-size:27px;line-height:1.3;letter-spacing:-.01em;margin:1.2em 0 .35em}
  .editor-body h2{font-weight:600;font-size:21px;line-height:1.3;margin:1em 0 .3em}
  .editor-body p{margin:0 0 .6em}.editor-body ul{margin:0 0 .6em;padding-left:1.4em}.editor-body li{margin:.18em 0}
  .editor-body blockquote{margin:.6em 0;padding:.1em 0 .1em .9em;border-left:3px solid var(--text);color:var(--text-soft)}
  .editor-body a.chip{display:inline-flex;align-items:center;gap:5px;vertical-align:baseline;padding:1px 8px 2px;margin:0 1px;border-radius:6px;font-family:var(--font-ui);font-size:.84em;font-weight:500;background:var(--accent-soft);color:var(--accent);text-decoration:none;border:1px solid var(--accent-line);cursor:pointer;transition:.13s var(--ease);line-height:1.5;white-space:nowrap}
  .editor-body a.chip:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
  .editor-body a.chip svg{width:11px;height:11px;flex:0 0 auto}
  .editor-body a.chip .chip-fav{width:14px;height:14px;border-radius:3px;flex:0 0 auto;object-fit:contain;display:inline-block;vertical-align:middle}
  .editor-body a.chip:hover .chip-fav{filter:brightness(10)}
  .editor-body .img-embed{margin:16px 0;padding:0;display:block;max-width:100%;user-select:none}
  .editor-body .img-embed .img-wrap{position:relative;display:inline-block;max-width:100%;line-height:0;border-radius:10px}
  .editor-body .img-embed img{display:block;max-width:100%;max-height:460px;height:auto;border-radius:10px;border:1px solid var(--border);box-shadow:var(--shadow-card);background:var(--sidebar-2);cursor:zoom-in;transition:filter .15s}
  .editor-body .img-embed.loading .img-wrap{min-width:240px;min-height:150px;background:linear-gradient(100deg,var(--sidebar-2) 30%,var(--hover) 50%,var(--sidebar-2) 70%);background-size:200% 100%;animation:shimmer 1.1s linear infinite;border:1px solid var(--border);border-radius:10px;display:block}
  .editor-body .img-embed.loading img{opacity:0}
  @keyframes shimmer{from{background-position:200% 0}to{background-position:-200% 0}}
  .editor-body .img-embed .img-rz{position:absolute;right:7px;bottom:7px;width:18px;height:18px;border-radius:5px;background:rgba(20,20,22,.5);cursor:nwse-resize;opacity:0;transition:opacity .12s;display:grid;place-items:center;touch-action:none;z-index:2}
  .editor-body .img-embed:hover .img-rz{opacity:1}
  .editor-body .img-embed .img-rz:after{content:"";width:7px;height:7px;border-right:2px solid #fff;border-bottom:2px solid #fff;border-radius:0 0 2px 0}
  .editor-body .img-embed .img-grip{position:absolute;left:7px;top:7px;width:24px;height:24px;border-radius:6px;background:rgba(20,20,22,.5);color:#fff;display:grid;place-items:center;cursor:grab;opacity:0;transition:opacity .12s;touch-action:none;z-index:2}
  .editor-body .img-embed:hover .img-grip{opacity:1}
  .editor-body .img-embed .img-grip:active{cursor:grabbing}
  .editor-body .img-embed .img-grip svg{width:15px;height:15px}
  .editor-body .img-embed.moving{opacity:.4}
  /* image grid (side-by-side) */
  .editor-body .img-grid{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start;margin:16px 0}
  .editor-body .img-grid .img-embed{margin:0;flex:1 1 0;min-width:120px}
  .editor-body .img-grid .img-embed .img-wrap{width:100%;display:block}
  .editor-body .img-grid .img-embed img{width:100%;max-height:none;cursor:zoom-in}
  .img-ghost{position:fixed;z-index:200;pointer-events:none;width:88px;height:66px;border-radius:8px;background-size:cover;background-position:center;background-color:var(--sidebar-2);box-shadow:var(--shadow-lift);border:2px solid #fff;transform:translateY(-50%)}
  .grid-vbar{position:fixed;z-index:199;pointer-events:none;width:3px;background:var(--accent);border-radius:3px;display:none;box-shadow:0 0 0 3px var(--accent-soft)}
  .grid-hbar{position:fixed;z-index:199;pointer-events:none;height:3px;background:var(--accent);border-radius:3px;display:none;box-shadow:0 0 0 3px var(--accent-soft)}
  .editor-body .img-embed figcaption{margin-top:8px;font-family:var(--font-ui);font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;line-height:1.3}
  .editor-body .img-embed figcaption svg{width:12px;height:12px;flex:0 0 auto;opacity:.65}
  .editor-body .img-embed figcaption a,.editor-body .img-embed figcaption .src-label{color:var(--accent);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;cursor:pointer}
  .editor-body .img-embed figcaption .src-label{color:var(--muted);cursor:default}
  .editor-body .img-embed figcaption a:hover{text-decoration:underline}
  .lightbox{position:fixed;inset:0;z-index:250;background:rgba(15,15,17,.86);display:none;align-items:center;justify-content:center;padding:36px;cursor:zoom-out;backdrop-filter:blur(2px)}
  .lightbox.show{display:flex;animation:fadeApp .18s var(--ease)}
  .lightbox img{max-width:92vw;max-height:92vh;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.5);animation:lbPop .2s var(--ease)}
  @keyframes lbPop{from{transform:scale(.94);opacity:.6}to{transform:scale(1);opacity:1}}
  .editor-body mark{background:var(--highlight);color:inherit;border-radius:2px;padding:0 1px}
  @keyframes dropFlash{0%{background:var(--accent-soft)}100%{background:transparent}}
  .editor-body .dropped{animation:dropFlash 1s var(--ease)}

  .tb{position:fixed;z-index:120;display:none;align-items:center;gap:1px;padding:4px;background:var(--tb);border-radius:9px;box-shadow:0 4px 16px rgba(15,15,15,.28);transform:translateY(5px) scale(.97);opacity:0;transition:opacity .13s var(--ease),transform .13s var(--ease)}
  .tb.show{display:flex;opacity:1;transform:translateY(0) scale(1)}
  .tb button{width:29px;height:29px;border:0;background:transparent;border-radius:6px;color:#CFCEC9;display:grid;place-items:center;transition:.1s;font-size:13px;font-weight:700}
  .tb button:hover{background:rgba(255,255,255,.13);color:#fff}.tb button.on{background:rgba(35,131,226,.9);color:#fff}.tb button svg{width:16px;height:16px}
  .tb .sep{width:1px;height:16px;background:rgba(255,255,255,.14);margin:0 3px}
  .tb i{font-style:italic;font-family:Georgia,serif}.tb u{text-decoration:underline}.tb s{text-decoration:line-through}
  .tb-link{display:none;align-items:center;gap:5px;padding:2px}.tb.linkmode .tb-main{display:none}.tb.linkmode .tb-link{display:flex}
  .tb-link input{width:212px;border:0;background:rgba(255,255,255,.1);color:#fff;border-radius:6px;padding:7px 10px;font-family:var(--font-ui);font-size:13px;outline:none}
  .tb-link input::placeholder{color:#94938d}
  .tb-link .go{width:29px;height:29px;background:var(--accent);border-radius:6px;color:#fff;display:grid;place-items:center;border:0}.tb-link .go:hover{filter:brightness(1.08)}

  .ref-card{background:var(--bg);border:1px solid var(--border);border-radius:9px;box-shadow:var(--shadow-card);margin-bottom:10px;overflow:hidden;transition:height .3s var(--ease),opacity .24s var(--ease),transform .22s var(--ease),margin .3s var(--ease),box-shadow .16s,border-color .16s}
  .ref-card.lift{box-shadow:var(--shadow-lift);border-color:var(--accent-line);transform:scale(1.012);position:relative;z-index:5}
  .ref-card.dragging-out{opacity:.45}.ref-card.closing{pointer-events:none}
  .rc-head{display:flex;align-items:center;gap:5px;padding:7px 6px 7px 4px;border-bottom:1px solid var(--border-soft)}
  .grip{width:22px;height:26px;display:grid;place-items:center;color:#C9C7C1;cursor:grab;flex:0 0 auto;touch-action:none;border-radius:5px;transition:.12s}
  .grip:hover{color:var(--text-soft);background:var(--hover)}.grip:active{cursor:grabbing}.grip svg{width:15px;height:15px}
  .rc-title{flex:1;min-width:0;border:0;background:transparent;font-family:var(--font-ui);font-weight:600;font-size:13px;color:var(--text);padding:4px 5px;border-radius:5px;outline:none}
  .rc-title:hover{background:var(--hover)}.rc-title:focus{background:var(--hover)}
  .rc-x{width:24px;height:24px;border:0;background:transparent;border-radius:6px;display:grid;place-items:center;color:var(--muted);transition:.12s;flex:0 0 auto}
  .rc-x:hover{background:var(--hover);color:#d6694f}.rc-x svg{width:14px;height:14px}
  .ref-text{width:100%;border:0;outline:none;resize:vertical;background:transparent;color:var(--text-soft);padding:10px 12px;font-family:var(--font-ui);font-size:13px;line-height:1.55;min-height:80px}
  .ref-text::placeholder{color:var(--muted)}
  .rc-foot{padding:6px 12px;border-top:1px solid var(--border-soft);font-size:11px;color:var(--muted);display:flex;align-items:center;gap:6px}
  .rc-foot strong{color:var(--text-soft);font-weight:600}.rc-foot .hint{margin-left:auto;opacity:.8}
  .empty-rail{padding:26px 16px;text-align:center;color:var(--muted);font-size:13px;line-height:1.55}
  .empty-rail svg{width:24px;height:24px;color:#D5D3CD;margin-bottom:8px}

  .drag-ghost{position:fixed;z-index:200;pointer-events:none;background:var(--bg);border:1px solid var(--border);box-shadow:var(--shadow-pop);border-radius:7px;padding:6px 11px 6px 9px;font:500 12.5px var(--font-ui);color:var(--text);max-width:230px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transform:translateY(-50%);display:flex;align-items:center;gap:7px}
  .drag-ghost svg{width:13px;height:13px;color:var(--accent);flex:0 0 auto}
  .drop-caret{position:fixed;z-index:199;pointer-events:none;width:2px;background:var(--accent);border-radius:2px;display:none}

  @media (max-width:880px){
    .rail.left,.rail.right{width:0;opacity:0;border:0}
    .workspace.show-left .rail.left{width:230px;opacity:1;border-right:1px solid var(--border)}
    .workspace.show-right .rail.right{width:290px;opacity:1;border-left:1px solid var(--border)}
    .sheet{padding:40px 22px 160px}.doc-title{font-size:32px}
  }
  @media (prefers-reduced-motion:reduce){*{transition:none!important;animation-duration:.001s!important}}
  /* split preview over center */
  .split-prev{position:fixed;z-index:60;pointer-events:none;display:none}
  .split-prev .sp-zone{position:absolute;top:0;bottom:0;background:var(--accent-soft);border:2px dashed var(--accent);border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--accent);font:600 13px var(--font-ui);text-align:center;padding:14px;box-sizing:border-box;backdrop-filter:saturate(1.1)}
  .split-prev .sp-vline{position:absolute;top:8px;bottom:8px;width:2px;background:var(--accent);border-radius:2px}
  .doc-item.drop-target{background:linear-gradient(90deg,var(--accent-soft) 0 50%,transparent 50% 100%)}
  .doc-item.drop-target:after{content:"";position:absolute;left:50%;top:4px;bottom:4px;width:2px;background:var(--accent);border-radius:2px}

  /* flow button */
  .user-chip{display:flex;align-items:center;gap:6px;padding:5px 10px;border-radius:8px;cursor:pointer;font-size:12px;color:var(--text-soft);border:1px solid var(--border);transition:.13s var(--ease);max-width:160px;overflow:hidden}
  .user-chip:hover{background:var(--hover);color:#d6694f}
  .user-chip svg{width:14px;height:14px;flex:0 0 auto}
  #userEmail{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .flow-btn{position:absolute;left:50%;top:8px;transform:translateX(-50%);display:flex;align-items:center;gap:7px;border:1px solid var(--border);background:var(--bg);border-radius:9px;padding:7px 16px 7px 13px;font-family:var(--font-write);font-weight:600;font-size:13.5px;color:var(--text);box-shadow:var(--shadow-card);transition:.15s var(--ease)}
  .flow-btn svg{width:16px;height:16px;color:var(--accent)}
  .flow-btn:hover{transform:translateX(-50%) translateY(-1px);box-shadow:var(--shadow-lift);border-color:var(--accent-line)}
  header{position:relative}

  /* intro */
  .intro{position:fixed;inset:0;z-index:300;background:radial-gradient(120% 120% at 50% 40%,#15171c 0%,#0a0a0c 70%);display:none;align-items:center;justify-content:center;overflow:hidden;transition:opacity .32s var(--ease)}
  .intro.play{display:flex}
  .intro .stage{position:relative;transform:scale(.9);opacity:0}
  .intro.play .stage{animation:wstage 2s var(--ease) forwards}
  .intro.play.boot .stage{animation:bootStage 1.35s var(--ease) forwards}
  .intro .logo{width:min(30vw,220px);height:auto;overflow:visible;display:block}
  .intro .lbox{fill:url(#wsGrad);transform-box:fill-box;transform-origin:center;opacity:0;filter:drop-shadow(0 16px 40px rgba(35,131,226,.45))}
  .intro.play .lbox{animation:boxIn .6s var(--ease) forwards}
  .intro .wpath{fill:none;stroke:#fff;stroke-width:12;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
  .intro.play .wpath{animation:wdraw .8s var(--ease) .32s forwards}
  .intro .sweep{position:absolute;top:8%;bottom:8%;left:0;width:34%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);transform:translateX(-200%);pointer-events:none;mix-blend-mode:screen;border-radius:30px}
  .intro.play .sweep{animation:wsweep 1s var(--ease) 1s forwards}
  .intro .word{position:absolute;left:50%;bottom:-46px;transform:translateX(-50%);color:#fff;font:600 16px/1 var(--font-write);letter-spacing:.5em;opacity:0;padding-left:.5em}
  .intro.play .word{animation:wword .6s var(--ease) 1.2s forwards}
  .intro.boot .word{display:none}
  @keyframes boxIn{0%{opacity:0;transform:scale(.55)}60%{opacity:1}80%{transform:scale(1.04)}100%{opacity:1;transform:scale(1)}}
  @keyframes wdraw{to{stroke-dashoffset:0}}
  @keyframes wsweep{from{transform:translateX(-200%)}to{transform:translateX(360%)}}
  @keyframes wword{to{opacity:.95;letter-spacing:.32em}}
  @keyframes bootStage{0%{transform:scale(.9);opacity:0}16%{opacity:1}78%{transform:scale(1);opacity:1}100%{transform:scale(1.06);opacity:1}}
  @keyframes wstage{0%{transform:scale(.9);opacity:0}12%{opacity:1}64%{transform:scale(1);opacity:1}84%{transform:scale(1.4);opacity:1}100%{transform:scale(2.7);opacity:0}}

  /* flow screen */
  .flow-screen{position:fixed;inset:0;z-index:90;background:var(--bg);display:none;flex-direction:column}
  .flow-screen.show{display:flex;animation:fadeApp .4s var(--ease)}
  .flow-bar{height:48px;flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:0 12px;border-bottom:1px solid var(--border);background:var(--bg)}
  .flow-bar .back{display:flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--bg);border-radius:8px;padding:7px 12px;font-size:13px;font-weight:600;box-shadow:var(--shadow-card);transition:.13s}
  .flow-bar .back:hover{background:var(--hover)}
  .flow-bar .ftitle{font-family:var(--font-write);font-weight:600;font-size:15px;display:flex;align-items:center;gap:8px}
  .flow-bar .ftitle .fmk{width:20px;height:20px;border-radius:5px;background:var(--accent);display:grid;place-items:center;color:#fff}
  #flowCanvas{flex:1;min-height:0;position:relative;background:var(--canvas-bg)}
  [data-theme="dark"] .react-flow__background circle,[data-theme="dark"] .react-flow__background rect{fill:var(--canvas-dot)!important}
  [data-theme="dark"] .react-flow__edge path{stroke:#555!important}
  [data-theme="dark"] .react-flow__edge.animated path{stroke:#555!important}
  [data-theme="dark"] .react-flow__attribution{background:rgba(0,0,0,.4);color:#666}
  .flow-loading,.flow-err{position:absolute;inset:0;display:grid;place-content:center;text-align:center;font:14px var(--font-ui);color:var(--muted);padding:30px}
  .flow-err{max-width:520px;margin:0 auto;line-height:1.6}

  /* flow nodes (notion-like) */
  .fnode{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-card);width:252px;font-family:var(--font-ui);transition:box-shadow .15s,border-color .15s;overflow:hidden}
  .react-flow__node:hover .fnode{box-shadow:var(--shadow-lift)}
  .react-flow__node.selected .fnode{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft),var(--shadow-lift)}
  .fnode-top{height:4px;background:var(--nc,#C9C7C1)}
  .fnode-head{display:flex;align-items:center;gap:7px;padding:9px 9px 5px 11px;cursor:grab}
  .fnode-head:active{cursor:grabbing}
  .fnode-tag{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#fff;background:var(--nc,#9B9A97);border-radius:5px;padding:2px 7px;flex:0 0 auto}
  .fnode-title{font-size:11.5px;font-weight:600;color:var(--text-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}
  .fnode-del{margin-left:auto;width:22px;height:22px;border:0;background:transparent;border-radius:6px;color:var(--muted);display:grid;place-items:center;opacity:0;transition:.12s;cursor:pointer;flex:0 0 auto}
  .react-flow__node:hover .fnode-del{opacity:1}
  .fnode-del:hover{background:var(--hover);color:#d6694f}.fnode-del svg{width:13px;height:13px}
  .fnode-ta{width:100%;border:0;outline:none;resize:none;overflow:hidden;background:transparent;font-family:var(--font-write);font-size:13px;line-height:1.6;color:var(--text);padding:2px 12px 13px;min-height:26px;display:block}
  .fnode-ta::placeholder{color:var(--muted)}
  .react-flow__handle{width:10px;height:10px;background:#fff;border:2.5px solid var(--accent);opacity:0;transition:opacity .15s;top:50%;transform:translateY(-50%)}
  .react-flow__node:hover .react-flow__handle,.react-flow__node.selected .react-flow__handle{opacity:1}
  .react-flow__handle-left{left:-6px}.react-flow__handle-right{right:-6px}
  .react-flow__attribution{display:none}
  .react-flow__edge-path{stroke:var(--accent);stroke-width:2}
  .react-flow__controls{box-shadow:var(--shadow-pop);border-radius:9px;overflow:hidden;border:1px solid var(--border)}
  .react-flow__controls-button{background:#fff;border-bottom:1px solid var(--border-soft);color:var(--text-soft)}
  .react-flow__controls-button:hover{background:var(--hover)}

  /* flow floating dock (bottom-center) */
  .flow-dock{display:flex;align-items:center;gap:5px;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-pop);padding:7px;margin-bottom:16px}
  .fd-main{background:var(--accent);color:#fff;border:0;border-radius:10px;padding:9px 16px;font-weight:600;font-size:13.5px;display:flex;align-items:center;gap:7px;cursor:pointer;transition:.12s}
  .fd-main:hover{filter:brightness(1.07)}.fd-main svg{width:15px;height:15px}
  .fd-sep{width:1px;height:24px;background:var(--border);margin:0 2px}
  .fd-menu{position:relative}
  .fd-btn{background:transparent;border:0;border-radius:10px;padding:9px 13px;font-weight:600;font-size:13.5px;color:var(--text);display:flex;align-items:center;gap:7px;cursor:pointer;transition:.12s}
  .fd-btn:hover,.fd-btn.on{background:var(--hover)}.fd-btn svg{width:14px;height:14px;color:var(--muted);transition:transform .15s}
  .fd-btn.on svg.chev{transform:rotate(180deg)}
  .fd-pop{position:absolute;bottom:calc(100% + 12px);left:50%;transform:translateX(-50%);width:256px;max-height:320px;overflow:auto;background:#fff;border:1px solid var(--border);border-radius:13px;box-shadow:var(--shadow-pop);padding:7px;display:flex;flex-direction:column;gap:3px;animation:popUp .16s var(--ease)}
  @keyframes popUp{from{opacity:0;transform:translateX(-50%) translateY(6px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
  .fp-item{text-align:left;background:transparent;border:0;border-radius:8px;padding:8px 10px;cursor:pointer;display:flex;flex-direction:column;gap:2px}
  .fp-item:hover{background:var(--hover)}
  .fp-item b{font-weight:600;font-size:12.5px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .fp-item span{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .fp-empty{padding:14px 10px;font-size:12px;color:var(--muted);text-align:center}
  .fp-head{font-size:9.5px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:4px 8px 3px}

  @media (max-width:640px){.flow-btn{padding:7px 12px;font-size:12.5px}}

  /* flow doc title in bar */
  .ftitle-doc{font-weight:500;color:var(--text-soft);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .ftitle-doc:not(:empty)::before{content:" · ";color:var(--muted);font-weight:400}

  /* flow image node */
  .fnode-image-node{width:268px}
  .fnode-img-body{padding:6px 10px 10px}
  .fnode-img-body img{max-width:100%;border-radius:7px;cursor:zoom-in;display:block;border:1px solid var(--border);box-shadow:var(--shadow-card);transition:opacity .15s}
  .fnode-cap{margin-top:6px;font-family:var(--font-ui);font-size:11px;color:var(--muted);word-break:break-all;line-height:1.4}

  /* url-image preview inside text node */
  .fnode-img-preview{padding:0 10px 10px}
  .fnode-img-preview img{max-width:100%;max-height:200px;object-fit:contain;border-radius:7px;display:block;cursor:zoom-in;border:1px solid var(--border);box-shadow:var(--shadow-card)}

  /* image button in dock */
  .fd-img-btn{display:flex;align-items:center;gap:6px}
  .fd-img-btn svg{width:14px;height:14px;color:var(--muted);flex:0 0 auto}

  /* ===== inline code & HR in editor ===== */
  .editor-body code{font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;font-size:.875em;background:var(--sidebar-2);border:1px solid var(--border);border-radius:4px;padding:1px 5px;color:var(--text)}
  .editor-body hr{border:none;border-top:2px solid var(--border);margin:1.2em 0;cursor:default}

  /* ===== slash command menu ===== */
  .slash-menu{position:fixed;z-index:180;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-pop);padding:5px;min-width:240px;max-height:320px;overflow-y:auto;animation:popSlash .12s var(--ease)}
  @keyframes popSlash{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
  .slash-menu::-webkit-scrollbar{width:6px}.slash-menu::-webkit-scrollbar-thumb{background:rgba(55,53,47,.14);border-radius:10px}
  .sm-item{display:flex;align-items:center;gap:10px;padding:7px 9px;border-radius:7px;cursor:pointer;transition:background .1s}
  .sm-item:hover,.sm-item.active{background:var(--hover)}
  .sm-ic{width:32px;height:32px;border-radius:7px;background:var(--sidebar-2);border:1px solid var(--border);display:grid;place-items:center;flex:0 0 auto;color:var(--text-soft);font-size:11px;font-weight:700}
  .sm-ic svg{width:15px;height:15px}
  .sm-text{display:flex;flex-direction:column;gap:1px;min-width:0}
  .sm-text b{font-size:13px;font-weight:600;color:var(--text)}
  .sm-text span{font-size:11.5px;color:var(--muted)}
  .sm-divider{height:1px;background:var(--border-soft);margin:4px 0}
  .sm-empty{padding:10px 12px;font-size:12.5px;color:var(--muted);text-align:center}

  /* paste hint overlay */
  .flow-paste-hint{position:absolute;bottom:70px;left:50%;transform:translateX(-50%);background:rgba(43,47,51,.88);color:#fff;font:500 12px var(--font-ui);padding:7px 14px;border-radius:8px;pointer-events:none;opacity:0;transition:opacity .2s;white-space:nowrap;z-index:20}
  .flow-paste-hint.show{opacity:1}

  /* ── AD nodes ─────────────────────────────────────────────── */
  .fnode-ad{min-width:230px;max-width:290px;border-radius:14px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.08)!important}
  .react-flow__node.selected .fnode-ad{outline:2.5px solid var(--accent);outline-offset:2px}
  .react-flow__node:hover .fnode-ad .fnode-del{opacity:1}

  .fnode-ad-stripe{height:5px;width:100%}
  .fnode-criativo   .fnode-ad-stripe{background:linear-gradient(90deg,#E8490F,#FF7043)}
  .fnode-ad-hook    .fnode-ad-stripe{background:linear-gradient(90deg,#7C3AED,#9F67FF)}
  .fnode-ad-corpo   .fnode-ad-stripe{background:linear-gradient(90deg,#16A34A,#34D470)}
  .fnode-ad-cta     .fnode-ad-stripe{background:linear-gradient(90deg,#2383E2,#50A8FF)}

  /* card backgrounds — solid, not transparent */
  .fnode-criativo{background:#FFF8F6!important;border:1.5px solid #FFD0BB!important}
  .fnode-ad-hook {background:#F8F5FF!important;border:1.5px solid #DDD0FA!important}
  .fnode-ad-corpo{background:#F3FDF6!important;border:1.5px solid #AEECC4!important}
  .fnode-ad-cta  {background:#EFF7FF!important;border:1.5px solid #B8D9F8!important}

  /* header */
  .fnode-ad-header{display:flex;align-items:center;gap:7px;padding:9px 10px 8px 12px;cursor:grab}
  .fnode-ad-header:active{cursor:grabbing}
  .fnode-ad-ic{display:flex;align-items:center;flex:0 0 auto}
  .fnode-ad-ic-criativo svg,.fnode-ad-ic-criativo{color:#E8490F}
  .fnode-ad-ic-hook     svg,.fnode-ad-ic-hook    {color:#7C3AED}
  .fnode-ad-ic-corpo    svg,.fnode-ad-ic-corpo   {color:#16A34A}
  .fnode-ad-ic-cta      svg,.fnode-ad-ic-cta     {color:#2383E2}
  .fnode-ad-label{font:700 11px var(--font-ui);text-transform:uppercase;letter-spacing:.08em;flex:1}
  .fnode-criativo   .fnode-ad-label{color:#C63A00}
  .fnode-ad-hook    .fnode-ad-label{color:#5B21B6}
  .fnode-ad-corpo   .fnode-ad-label{color:#15803D}
  .fnode-ad-cta     .fnode-ad-label{color:#1D5FA8}

  /* criativo body */
  .fnode-ad-body{display:flex;flex-direction:column;gap:7px;padding:4px 12px 12px}
  .fnode-ad-name{width:100%;border:1.5px solid rgba(0,0,0,.1);border-radius:8px;padding:8px 11px;font:700 15px var(--font-write);color:var(--text);background:rgba(255,255,255,.7);outline:none;transition:.13s}
  .fnode-ad-name:focus{border-color:#E8490F;background:#fff;box-shadow:0 0 0 3px rgba(232,73,15,.12)}
  .fnode-ad-name::placeholder{color:var(--muted);font-weight:400;font-size:13px}
  .fnode-ad-fmt-badge{display:inline-block;font:600 10.5px var(--font-ui);background:#E8490F;color:#fff;border-radius:20px;padding:2px 9px;letter-spacing:.03em}
  .fnode-ad-fmt-sel{width:100%;border:1.5px dashed rgba(232,73,15,.35);border-radius:8px;padding:6px 10px;font:400 12px var(--font-ui);color:#C63A00;background:rgba(255,255,255,.5);outline:none;cursor:pointer;transition:.13s}
  .fnode-ad-fmt-sel:focus{border-color:#E8490F;background:#fff}

  /* ad text nodes textarea */
  .fnode-ad-ta-wrap{padding:0 12px 8px}
  /* ── CorpoNode v2 ───────────────────────────────────────── */
  .fnode-corpo-v2{min-width:260px;max-width:320px}
  /* header */
  .fnode-corpo-header{display:flex;align-items:center;gap:7px;padding:9px 12px 8px}
  .fnode-corpo-title{font:700 11px var(--font-ui);color:#16A34A;letter-spacing:.1em;text-transform:uppercase;flex:1}
  /* block list */
  .fnode-corpo-blocks{padding:0 10px;display:flex;flex-direction:column;gap:4px}
  /* plain text textarea inside corpo */
  .fnode-corpo-ta{width:100%;border:none;outline:none;resize:none;overflow:hidden;background:transparent;font:400 13px/1.65 var(--font-write);color:var(--text);padding:5px 2px;min-height:36px;display:block}
  .fnode-corpo-ta::placeholder{color:var(--muted)}
  /* cena card */
  .fnode-cena-card{border-radius:10px;border:1.5px solid #FDE68A;background:#FFFAEB;overflow:hidden;transition:.12s}
  .fnode-cena-card.fnode-cena-over{border-color:#C67800;box-shadow:0 0 0 2px rgba(198,120,0,.2)}
  .fnode-cena-hd{display:flex;align-items:center;padding:6px 8px;gap:5px;cursor:grab}
  .fnode-cena-hd:active{cursor:grabbing}
  .fnode-cena-drag{display:grid;place-items:center;opacity:.4;flex:0 0 auto;color:#C67800}
  .fnode-cena-title{flex:1;text-align:center;display:flex;align-items:center;justify-content:center;gap:5px;font:700 10.5px var(--font-ui);color:#C67800;text-transform:uppercase;letter-spacing:.08em}
  .fnode-cena-act{display:grid;place-items:center;width:22px;height:22px;border:0;background:none;color:#C67800;cursor:pointer;opacity:.55;transition:.12s;border-radius:5px;font-size:14px;line-height:1;flex:0 0 auto}
  .fnode-cena-act:hover{opacity:1;background:rgba(198,120,0,.12)}
  .fnode-cena-ta{width:100%;border:none;border-top:1px solid #FDE68A;outline:none;resize:none;background:transparent;font:400 12.5px/1.6 var(--font-write);color:#78350F;padding:7px 10px;min-height:40px;display:block;font-style:italic}
  .fnode-cena-ta::placeholder{color:#C6780066;font-style:italic}
  /* footer */
  .fnode-corpo-footer{display:flex;align-items:center;gap:6px;padding:8px 10px 10px;border-top:1px solid var(--border-soft);margin-top:6px}
  .fnode-corpo-connect{display:flex;align-items:center;gap:4px;padding:5px 10px;border-radius:20px;border:1.5px solid var(--border);background:#fff;font:500 11.5px var(--font-ui);color:var(--text-soft);cursor:pointer;transition:.13s}
  .fnode-corpo-connect:hover{border-color:#16A34A;color:#16A34A;background:#F3FDF6}
  .fnode-corpo-add-cena{display:flex;align-items:center;gap:4px;padding:5px 9px;border-radius:20px;border:1.5px solid #FDE68A;background:transparent;font:500 11.5px var(--font-ui);color:#C67800;cursor:pointer;transition:.13s}
  .fnode-corpo-add-cena:hover{background:#FFFAEB;border-color:#C67800}
  .fnode-corpo-img{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;border:1.5px solid var(--border);background:#fff;color:var(--muted);cursor:pointer;transition:.13s}
  .fnode-corpo-img:hover{border-color:var(--accent);color:var(--accent)}
  /* custom format dropdown in criativo node */
  .fnode-fmt-wrap{position:relative;width:100%}
  .fnode-fmt-trigger{width:100%;display:flex;align-items:center;justify-content:space-between;gap:6px;padding:7px 10px;border:1.5px solid rgba(232,73,15,.3);border-radius:8px;background:rgba(255,255,255,.7);font:500 12px var(--font-ui);color:#C63A00;cursor:pointer;transition:.13s;text-align:left}
  .fnode-fmt-trigger:hover{border-color:#E8490F;background:#fff}
  .fnode-fmt-trigger svg{flex:0 0 auto;transition:transform .15s;color:#E8490F}
  .fnode-fmt-trigger.open svg{transform:rotate(180deg)}
  .fnode-fmt-badge-sm{display:inline-block;background:#E8490F;color:#fff;border-radius:20px;font:600 10px var(--font-ui);padding:2px 8px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .fnode-fmt-drop{position:absolute;bottom:calc(100% + 4px);left:0;right:0;background:#fff;border:1.5px solid var(--border);border-radius:10px;box-shadow:0 8px 28px rgba(0,0,0,.14);z-index:1000;max-height:200px;overflow-y:auto;padding:4px}
  .fnode-fmt-opt{padding:7px 10px;border-radius:7px;font:400 12.5px var(--font-ui);color:var(--text);cursor:pointer;transition:.1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .fnode-fmt-opt:hover{background:var(--hover)}
  .fnode-fmt-opt.sel{background:#FFF5F2;color:#E8490F;font-weight:600}

  .fnode-ad-ta{width:100%;border:1.5px solid rgba(0,0,0,.08);border-radius:9px;outline:none;resize:none;overflow:hidden;font:400 13px/1.65 var(--font-write);color:var(--text);padding:9px 11px;min-height:70px;display:block;transition:.13s;background:rgba(255,255,255,.8)}
  .fnode-ad-hook  .fnode-ad-ta:focus{border-color:#7C3AED;background:#fff;box-shadow:0 0 0 3px rgba(124,58,237,.1)}
  .fnode-ad-corpo .fnode-ad-ta:focus{border-color:#16A34A;background:#fff;box-shadow:0 0 0 3px rgba(22,163,74,.1)}
  .fnode-ad-cta   .fnode-ad-ta:focus{border-color:#2383E2;background:#fff;box-shadow:0 0 0 3px rgba(35,131,226,.1)}
  .fnode-ad-ta::placeholder{color:var(--muted)}

  /* handles on ad nodes */
  .fnode-ad .react-flow__handle{background:#fff;border-width:2px}
  .fnode-criativo   .react-flow__handle{border-color:#E8490F}
  .fnode-ad-hook    .react-flow__handle{border-color:#7C3AED}
  .fnode-ad-corpo   .react-flow__handle{border-color:#16A34A}
  .fnode-ad-cta     .react-flow__handle{border-color:#2383E2}

  /* ── Dock: Anúncio expandable group ─────────────────── */
  .fd-ad-group{position:relative;display:flex;flex-direction:column;align-items:center}
  .fd-ad-trigger{display:flex;align-items:center;gap:6px;padding:7px 13px;border-radius:10px;border:1.5px solid #E8490F;background:#FFF5F2;color:#C63A00;font:600 13px var(--font-ui);cursor:pointer;transition:.15s var(--ease);white-space:nowrap}
  .fd-ad-trigger:hover,.fd-ad-trigger.open{background:#E8490F;color:#fff}
  .fd-ad-chev{transition:transform .2s var(--ease);flex:0 0 auto}
  .fd-ad-trigger.open .fd-ad-chev{transform:rotate(180deg)}
  .fd-ad-sub{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:#fff;border:1.5px solid var(--border);border-radius:14px;box-shadow:0 8px 32px rgba(0,0,0,.14);display:flex;gap:6px;padding:8px;min-width:220px;pointer-events:none;opacity:0;transform:translateX(-50%) translateY(6px);transition:opacity .18s var(--ease),transform .18s var(--ease)}
  .fd-ad-sub.open{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
  .fd-ad-opt{display:flex;flex-direction:column;align-items:center;gap:5px;flex:1;padding:9px 6px 8px;border-radius:10px;border:1.5px solid transparent;cursor:pointer;font:600 10.5px var(--font-ui);text-transform:uppercase;letter-spacing:.05em;transition:.13s var(--ease);background:none}
  .fd-ad-opt-ic{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;transition:.13s}
  .fd-ad-opt-criativo{color:#C63A00} .fd-ad-opt-criativo .fd-ad-opt-ic{background:#FFF5F2;color:#E8490F} .fd-ad-opt-criativo:hover{background:#FFF5F2;border-color:#ffd5c4}
  .fd-ad-opt-hook    {color:#5B21B6} .fd-ad-opt-hook     .fd-ad-opt-ic{background:#F6F2FF;color:#7C3AED} .fd-ad-opt-hook:hover{background:#F6F2FF;border-color:#ddd0fa}
  .fd-ad-opt-corpo   {color:#15803D} .fd-ad-opt-corpo    .fd-ad-opt-ic{background:#F0FDF4;color:#16A34A} .fd-ad-opt-corpo:hover{background:#F0FDF4;border-color:#bbf0d0}
  .fd-ad-opt-cta     {color:#1D5FA8} .fd-ad-opt-cta      .fd-ad-opt-ic{background:#EFF6FF;color:#2383E2} .fd-ad-opt-cta:hover{background:#EFF6FF;border-color:#bcd9f8}

  /* ── Editor inline ad blocks ────────────────────────── */
  .editor-body .ad-inline{border-radius:9px;padding:9px 13px 9px 14px;margin:6px 0;position:relative;font:400 13.5px/1.65 var(--font-write);outline:none;display:block}
  .editor-body .ad-inline::before{display:inline-flex;align-items:center;font:700 9.5px var(--font-ui);text-transform:uppercase;letter-spacing:.09em;padding:2px 7px;border-radius:12px;margin-bottom:5px;margin-right:8px}
  .editor-body .ad-inline-criativo{background:#FFF8F6;border:1.5px solid #FFD0BB;border-left:3.5px solid #E8490F}
  .editor-body .ad-inline-criativo::before{content:"Criativo";background:#E8490F;color:#fff}
  .editor-body .ad-inline-hook    {background:#F8F5FF;border:1.5px solid #DDD0FA;border-left:3.5px solid #7C3AED}
  .editor-body .ad-inline-hook::before{content:"Hook";background:#7C3AED;color:#fff}
  .editor-body .ad-inline-corpo   {background:#F3FDF6;border:1.5px solid #AEECC4;border-left:3.5px solid #16A34A}
  .editor-body .ad-inline-corpo::before{content:"Corpo";background:#16A34A;color:#fff}
  .editor-body .ad-inline-cta     {background:#EFF7FF;border:1.5px solid #B8D9F8;border-left:3.5px solid #2383E2}
  .editor-body .ad-inline-cta::before{content:"CTA";background:#2383E2;color:#fff}
  .editor-body .ad-inline-cena   {background:#FFFAEB;border:1.5px solid #FDE68A;border-left:3.5px solid #C67800;font-style:italic}
  .editor-body .ad-inline-cena::before{content:"Take / Cena";background:#C67800;color:#fff;font-style:normal}
  .editor-body .ad-inline:focus{box-shadow:0 0 0 2.5px rgba(35,131,226,.18)}
  /* Slash menu separator for ad items */
  .sm-item-sep{padding:4px 12px;font:700 9px var(--font-ui);text-transform:uppercase;letter-spacing:.1em;color:var(--muted);pointer-events:none}
  /* inline ad reference chips (link-to-existing) */
  .editor-body .ad-inline-ref{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:20px;font:600 12px var(--font-ui);text-decoration:none;cursor:default;vertical-align:middle;border:1.5px solid}
  .editor-body .ad-inline-ref-hook    {background:#F8F5FF;border-color:#DDD0FA;color:#7C3AED}
  .editor-body .ad-inline-ref-corpo   {background:#F3FDF6;border-color:#AEECC4;color:#16A34A}
  .editor-body .ad-inline-ref-cta     {background:#EFF7FF;border-color:#B8D9F8;color:#2383E2}
  .editor-body .ad-inline-ref-criativo{background:#FFF8F6;border-color:#FFD0BB;color:#E8490F}
  .editor-body .ad-inline-ref::before{content:"↩ ";opacity:.55;font-size:10px}

  /* ── Preview sidebar ─────────────────────────────────── */
  .ad-prev-sidebar{position:absolute;top:0;right:0;bottom:0;width:340px;background:#fff;border-left:1.5px solid var(--border);display:flex;flex-direction:column;z-index:200;transform:translateX(100%);transition:transform .25s var(--ease);box-shadow:-8px 0 32px rgba(0,0,0,.08)}
  .ad-prev-sidebar.open{transform:translateX(0)}
  .ad-prev-sb-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 12px;border-bottom:1.5px solid var(--border);font:600 13.5px var(--font-write);color:var(--text);flex:0 0 auto}
  .ad-prev-sb-header span{display:flex;align-items:center;gap:7px;color:var(--text-soft)}
  .ad-prev-sb-close{display:grid;place-items:center;width:28px;height:28px;border-radius:7px;border:0;background:none;color:var(--muted);cursor:pointer;transition:.13s}
  .ad-prev-sb-close:hover{background:var(--hover);color:var(--text)}
  .ad-prev-sb-body{overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:18px;flex:1}

  /* Preview toggle button (floats top-right of flow screen) */
  .ad-prev-toggle{position:absolute;top:14px;right:14px;z-index:210;display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:10px;border:1.5px solid var(--border);background:#fff;font:600 13px var(--font-ui);color:var(--text-soft);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.09);transition:.15s var(--ease)}
  .ad-prev-toggle:hover,.ad-prev-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}
  .ad-prev-toggle:hover svg,.ad-prev-toggle.active svg{stroke:#fff}
  .ad-prev-toggle.active{right:354px;transition:.15s var(--ease),right .25s var(--ease)}

  /* Preview content */
  .ad-prev-criativo{display:flex;flex-direction:column;gap:8px}
  .ad-prev-cr-title{display:flex;align-items:center;gap:7px;font:700 11px var(--font-ui);color:#C63A00;text-transform:uppercase;letter-spacing:.06em;padding:6px 10px;background:#FFF5F2;border-radius:8px;border:1.5px solid #ffd5c4}
  .ad-prev-combo{display:flex;flex-direction:column;gap:7px;padding:12px;border:1.5px solid var(--border);border-radius:11px;background:var(--sidebar)}
  .ad-prev-combo-num{font:700 10px var(--font-ui);color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
  .ad-prev-block{border-radius:8px;padding:9px 12px;display:flex;flex-direction:column;gap:4px}
  .ad-prev-hook {background:#F6F2FF;border-left:3px solid #7C3AED}
  .ad-prev-corpo{background:#F0FDF4;border-left:3px solid #16A34A}
  .ad-prev-cta  {background:#EFF6FF;border-left:3px solid #2383E2}
  .ad-prev-label{font:700 9.5px var(--font-ui);text-transform:uppercase;letter-spacing:.08em}
  .ad-prev-hook  .ad-prev-label{color:#7C3AED}
  .ad-prev-corpo .ad-prev-label{color:#16A34A}
  .ad-prev-cta   .ad-prev-label{color:#2383E2}
  .ad-prev-block p{font:400 12.5px/1.6 var(--font-write);color:var(--text);white-space:pre-wrap;margin:0}
  .ad-prev-block em{color:var(--muted);font-style:italic}
  .ad-prev-cta-alts{display:flex;flex-direction:column;gap:4px}
  .ad-prev-ou{font:700 9.5px var(--font-ui);text-transform:uppercase;letter-spacing:.08em;color:#2383E2;opacity:.6;text-align:center;padding:2px 0}
  .ad-prev-empty{font:400 12.5px/1.5 var(--font-ui);color:var(--muted);padding:20px 12px;text-align:center}


  /* ── Confirm Modal ───────────────────────────────────── */
  .cm-overlay{position:fixed;inset:0;z-index:9000;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.35);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity .18s var(--ease)}
  .cm-overlay.open{opacity:1;pointer-events:auto}
  .cm-box{background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.22);padding:28px 28px 22px;min-width:340px;max-width:440px;width:90%;display:flex;flex-direction:column;align-items:center;gap:10px;transform:scale(.94) translateY(8px);transition:transform .2s var(--ease);text-align:center}
  .cm-overlay.open .cm-box{transform:scale(1) translateY(0)}
  .cm-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:2px}
  .cm-icon.danger{background:#FFF1F0;color:#D93026}
  .cm-icon.warn  {background:#FFFAEB;color:#C67800}
  .cm-icon.info  {background:#EFF6FF;color:#2383E2}
  .cm-title{font:700 16px var(--font-ui);color:var(--text);margin:0}
  .cm-body{font:400 13.5px/1.55 var(--font-write);color:var(--text-soft);margin:0;max-width:360px}
  .cm-actions{display:flex;gap:8px;margin-top:6px;width:100%}
  .cm-cancel{flex:1;padding:9px 0;border-radius:9px;border:1.5px solid var(--border);background:#fff;font:600 13px var(--font-ui);color:var(--text-soft);cursor:pointer;transition:.13s}
  .cm-cancel:hover{background:var(--hover);border-color:var(--border)}
  .cm-confirm{flex:1;padding:9px 0;border-radius:9px;border:0;font:600 13px var(--font-ui);color:#fff;cursor:pointer;transition:.13s}
  .cm-confirm.danger{background:#D93026} .cm-confirm.danger:hover{background:#B52519}
  .cm-confirm.warn  {background:#C67800} .cm-confirm.warn:hover{background:#A06200}
  .cm-confirm.info  {background:#2383E2} .cm-confirm.info:hover{background:#1A6BC1}
  /* edge delete button on hover */
  .react-flow__edge .edge-del-btn{display:none}
  .react-flow__edge:hover .edge-del-btn,.react-flow__edge.selected .edge-del-btn{display:flex}

  /* DARK MODE */
  [data-theme="dark"] .editor-body{color:var(--text)}
  [data-theme="dark"] .editor-body hr{border-color:var(--border)}
  [data-theme="dark"] .editor-body .ad-inline-criativo{background:#2A1A12;border-color:#5C2E1A;border-left-color:#E8490F}
  [data-theme="dark"] .editor-body .ad-inline-hook{background:#1A1428;border-color:#3D2B6B;border-left-color:#7C3AED}
  [data-theme="dark"] .editor-body .ad-inline-corpo{background:#0F2018;border-color:#1B4D2E;border-left-color:#16A34A}
  [data-theme="dark"] .editor-body .ad-inline-cta{background:#0F1E30;border-color:#1A3A5C;border-left-color:#2383E2}
  [data-theme="dark"] .editor-body .ad-inline-cena{background:#221C00;border-color:#4A3A00;border-left-color:#C67800}
  [data-theme="dark"] .tb-bar{background:#2C2C2E;border-color:#3A3A3C}
  [data-theme="dark"] .tb-btn{color:#AEAEB2}
  [data-theme="dark"] .tb-btn:hover,[data-theme="dark"] .tb-btn.on{background:#3A3A3C;color:#fff}
  [data-theme="dark"] .tb-sep{background:#3A3A3C}
  [data-theme="dark"] .tb-link{background:#2C2C2E;border-color:#3A3A3C}
  [data-theme="dark"] .tb-link input{background:transparent;color:var(--text)}
  [data-theme="dark"] .slash-menu{background:#252525;border-color:#373737;box-shadow:0 8px 28px rgba(0,0,0,.5)}
  [data-theme="dark"] .sm-item:hover,[data-theme="dark"] .sm-item.active{background:#2E2E2E}
  [data-theme="dark"] .sm-item b{color:var(--text)}
  [data-theme="dark"] .sm-item span{color:var(--text-soft)}
  [data-theme="dark"] .chip{background:#2A2A2A;border-color:#404040;color:var(--text-soft)}
  [data-theme="dark"] .pane-bar{background:var(--sidebar);border-color:var(--border)}
  [data-theme="dark"] .user-chip{border-color:var(--border);color:var(--text-soft)}
  [data-theme="dark"] .user-chip:hover{background:var(--hover)}
  [data-theme="dark"] .flow-bar{background:var(--sidebar);border-color:var(--border)}
  [data-theme="dark"] .flow-bar .back{background:var(--sidebar-2);border-color:var(--border);color:var(--text)}
  [data-theme="dark"] .flow-bar .back:hover{background:var(--hover-2)}
  [data-theme="dark"] .flow-dock{background:#252525;border-color:#373737}
  [data-theme="dark"] .fd-btn{color:var(--text-soft)}
  [data-theme="dark"] .fd-btn:hover{background:#2E2E2E}
  [data-theme="dark"] .fd-sep{background:#373737}
  [data-theme="dark"] .fd-ad-trigger{background:#2A1A12;border-color:#5C2E1A;color:#E8490F}
  [data-theme="dark"] .fd-ad-trigger:hover,[data-theme="dark"] .fd-ad-trigger.open{background:#E8490F;color:#fff}
  [data-theme="dark"] .fd-ad-sub{background:#252525;border-color:#373737}
  [data-theme="dark"] .react-flow__controls-button{background:#252525;border-color:#373737;color:#999;fill:#999}
  [data-theme="dark"] .react-flow__controls-button:hover{background:#2E2E2E;color:#fff;fill:#fff}
  [data-theme="dark"] .ad-prev-sidebar{background:#202020;border-color:#373737}
  [data-theme="dark"] .ad-prev-sb-header{border-color:#373737;color:var(--text)}
  [data-theme="dark"] .ad-prev-block p{color:var(--text)}
  [data-theme="dark"] .fnode-criativo{background:#2A1A12!important;border-color:#5C2E1A!important}
  [data-theme="dark"] .fnode-ad-hook{background:#1A1428!important;border-color:#3D2B6B!important}
  [data-theme="dark"] .fnode-ad-corpo{background:#0E1F15!important;border-color:#1B4D2E!important}
  [data-theme="dark"] .fnode-ad-cta{background:#0F1E30!important;border-color:#1A3A5C!important}
  [data-theme="dark"] .fnode-ad-label{color:var(--text)}
  [data-theme="dark"] .fnode-ad-name{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.1);color:var(--text)}
  [data-theme="dark"] .fnode-ad-ta{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.08);color:var(--text)}
  [data-theme="dark"] .fnode-del{color:var(--muted)}
  [data-theme="dark"] .fnode-del:hover{background:rgba(255,255,255,.08);color:var(--text)}
  [data-theme="dark"] .fnode-fmt-trigger{background:rgba(255,255,255,.06);border-color:rgba(232,73,15,.4);color:#FF7043}
  [data-theme="dark"] .fnode-fmt-portal{background:#252525;border-color:#373737}
  [data-theme="dark"] .fnode-fmt-opt{color:var(--text)}
  [data-theme="dark"] .fnode-fmt-opt:hover{background:#2E2E2E}
  [data-theme="dark"] .fnode-corpo-title{color:#34D470}
  [data-theme="dark"] .fnode-corpo-ta{color:var(--text)}
  [data-theme="dark"] .fnode-corpo-ta::placeholder{color:var(--muted)}
  [data-theme="dark"] .fnode-corpo-footer{border-color:rgba(255,255,255,.06)}
  [data-theme="dark"] .fnode-corpo-connect{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1);color:var(--text-soft)}
  [data-theme="dark"] .fnode-corpo-add-cena{border-color:#4A3A00;color:#C67800}
  [data-theme="dark"] .fnode-cena-card{background:#221C00;border-color:#4A3A00}
  [data-theme="dark"] .fnode-cena-title,[data-theme="dark"] .fnode-cena-hd{color:#C67800}
  [data-theme="dark"] .fnode-cena-act{color:#C67800}
  [data-theme="dark"] .fnode-cena-ta{border-color:#4A3A00;color:#C67800}
  [data-theme="dark"] .fnode{background:#252525;border-color:#373737}
  [data-theme="dark"] .cm-box{background:#252525;box-shadow:0 20px 60px rgba(0,0,0,.6)}
  [data-theme="dark"] .cm-title{color:var(--text)}
  [data-theme="dark"] .cm-body{color:var(--text-soft)}
  [data-theme="dark"] .cm-cancel{background:#2E2E2E;border-color:#373737;color:var(--text-soft)}
  [data-theme="dark"] .cm-cancel:hover{background:#363636}
  [data-theme="dark"] .cm-icon.warn{background:#2A1E00}
  [data-theme="dark"] .cm-icon.info{background:#0F1E30}
  [data-theme="dark"] .cm-icon.danger{background:#2A0F0F}
  .theme-toggle{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;transition:.13s;flex:0 0 auto}
  .theme-toggle:hover{background:var(--hover);color:var(--text)}