#mb{display:block}
.mb-bar,.mb-sel,.mb-pal{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 10px}
.mb-bar .btn,.mb-sel .btn,.mb-pal .btn{min-height:44px;padding:0 14px;font-size:14px;width:auto}
.mb-bar select{min-height:44px;border-radius:12px;border:1px solid var(--line);padding:0 10px;background:var(--card);color:var(--ink);font-weight:600;width:auto}
.mb-bg{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--sub)}
.mb-bar input[type=color],.mb-sel input[type=color]{width:44px;height:44px;padding:2px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.mb-board{position:relative;width:100%;border:1px solid var(--line);border-radius:12px;overflow:hidden;container-type:inline-size;touch-action:pan-y;user-select:none;-webkit-user-select:none;font-weight:700;line-height:1.25}
.mb-empty{position:absolute;inset:0;display:flex;flex-direction:column;gap:12px;align-items:center;justify-content:center;text-align:center;padding:16px;color:#555;font-weight:600;font-size:15px}
.mb-empty .btn{width:auto;min-height:44px;padding:0 16px}
.mb-el{position:absolute;box-sizing:border-box;touch-action:none;cursor:grab;outline:0}
.mb-el:focus-visible,.mb-el.on{outline:2px solid var(--accent);outline-offset:1px}
.mb-el img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.mb-s span{position:absolute;left:6px;bottom:4px;font-size:11px;font-weight:600;mix-blend-mode:difference;color:#fff}
.mb-t{white-space:pre-wrap;overflow-wrap:anywhere;overflow:hidden}
.mb-t[contenteditable=true]{cursor:text;user-select:text;-webkit-user-select:text;outline:2px dashed var(--accent)}
.mb-h{display:none;position:absolute;right:-9px;bottom:-9px;width:22px;height:22px;border-radius:50%;background:var(--accent);border:2px solid #fff;cursor:nwse-resize;touch-action:none}
.mb-el.on .mb-h{display:block}
.mb-sel{min-height:44px;margin-top:10px}
.mb-pal-l{flex-basis:100%;font-size:13px;color:var(--sub)}
.mb-sw{border:1px solid var(--line);border-radius:10px;min-height:44px;padding:0 10px;font:600 13px ui-monospace,monospace;cursor:pointer}
.mb-live{min-height:20px;font-size:14px;color:var(--sub);margin:6px 0 0}