.mcl-bbt{--bg:#fff;--fg:#222;--accent:#0a62a5;--muted:#f5f7fb;--brand:#0a62a5;--brand-2:#ffd166;--font:Aptos , system-ui , -apple-system , Segoe UI , Roboto , Arial , sans-serif;font-family: var(--font);color:var(--fg)}.mcl-bbt *{box-sizing:border-box}.mcl-bbt__header{border-bottom:2px solid var(--muted);padding:1rem 0;margin-bottom:1rem;display:flex;align-items:center;gap:1rem}.mcl-bbt__brand{font-size:.9rem;color:#666;display:flex;align-items:center;gap:.5rem}.mcl-bbt__logo{max-height:40px;width:auto;display:block}.mcl-bbt__title{margin:.25rem 0;font-size:1.6rem}.mcl-bbt__tagline{margin:0;color:#555}.mcl-bbt__app{background:var(--bg);border:1px solid #e5e7eb;border-radius:8px;padding:.75rem}.mcl-bbt__toolbar{display:flex;flex-wrap:wrap;gap:.5rem .75rem;align-items:center;position:sticky;top:0;background:#fff;padding:.5rem;border:1px solid #e5e7eb;border-radius:6px;z-index:5}.mcl-bbt__toolbar label{display:inline-flex;align-items:center;gap:.4rem;font-size:.95rem}.mcl-bbt__btn{background:var(--accent);color:#fff;border:0;padding:.45rem .7rem;border-radius:6px;cursor:pointer}.mcl-bbt__btn:hover{filter:brightness(1.05)}.mcl-bbt__spacer{flex:1 1 auto}.mcl-bbt__note{margin:.5rem 0 0 0;font-size:.9rem;color:#666}.mcl-bbt__canvas{min-height:420px;background:#fff;border:1px dashed #cdd6e1;border-radius:6px;margin-top:.75rem;padding:1rem;display:grid;gap:.75rem}.mcl-bbt__item{display:grid;grid-template-columns:1fr auto;gap:.5rem;align-items:start;padding:.75rem;border:1px solid #cdd6e1;border-radius:8px;background:var(--muted)}.mcl-bbt__item-title{font-weight:600;margin:0}.mcl-bbt__item-balloon{justify-self:start;background:var(--brand-2);color:#402a00;border-radius:999px;padding:.35rem .7rem;font-size:.9rem}.mcl-bbt__item-controls{display:flex;gap:.35rem;justify-self:end}.mcl-bbt__iconbtn{border:1px solid #cdd6e1;background:#fff;border-radius:6px;padding:.25rem .45rem;cursor:pointer}.mcl-bbt__iconbtn:hover{background:#f0f5fb}@media print{.mcl-bbt__toolbar,.mcl-bbt__note{display:none!important}.mcl-bbt__canvas{border:0}}