.mb-workspace{margin-top:28px;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--surface)}
.mb-titlebar{position:static;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;background:var(--surface-3);font:12px 'JetBrains Mono',monospace;letter-spacing:1px;border-bottom:1px solid var(--border)}
.mb-mark{display:inline-block;padding:5px 7px;margin-right:10px;background:var(--accent);color:var(--accent-ink);font-weight:700}
.mb-badge,.mb-caption{font:10px 'JetBrains Mono',monospace;color:var(--muted);letter-spacing:1px}
.mb-tool-intro{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:28px}
.mb-caption{margin-bottom:12px}.mb-tool-copy h3{font-size:27px;line-height:1.2}.mb-tool-copy p{font-size:13px;color:var(--muted);margin:12px 0 0;max-width:48ch}
.mb-tool-actions{display:flex;flex-direction:column;align-items:stretch;gap:12px;flex-shrink:0;text-align:center}
.mb-tool-actions button{background:var(--accent);color:var(--accent-ink);border:1px solid var(--accent);border-radius:5px;padding:12px 22px;font:inherit;font-size:13px;font-weight:600;cursor:pointer}
.mb-tool-actions button:hover{filter:brightness(1.1)}
.mb-tool-actions button[hidden]{display:none}
.mb-tool-viewport.mb-tool-viewport-revealed{--mb-crop-bottom:0px}
.mb-workspace :is(button,a,input):focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.mb-tool-screen{border-top:1px solid var(--border);background:var(--bg)}.mb-tool-screen[hidden]{display:none}.mb-tool-viewport{--mb-frame-height:760px;--mb-crop-top:240px;--mb-crop-left:240px;--mb-crop-bottom:216px;height:calc(var(--mb-frame-height) - var(--mb-crop-top) - var(--mb-crop-bottom));overflow:hidden}.mb-tool-viewport iframe{display:block;border:0;width:calc(100% + var(--mb-crop-left));height:var(--mb-frame-height);transform:translate(calc(0px - var(--mb-crop-left)),calc(0px - var(--mb-crop-top)));background:var(--bg)}
.mb-tool-status{padding:0 28px 20px;font-size:12px;color:var(--muted);margin:0}.mb-tool-screen:not([hidden])+.mb-tool-status{padding-top:16px}
.mb-note{font-size:12px;line-height:1.7;color:var(--muted);padding:16px 28px;margin:0;border-top:1px solid var(--border);background:var(--bg)}
@media(max-width:700px){.mb-titlebar{padding:12px;font-size:10px}.mb-tool-intro{align-items:stretch;flex-direction:column;padding:20px;gap:20px}.mb-tool-actions{align-items:stretch}.mb-tool-copy h3{font-size:23px}.mb-tool-status{padding-left:20px;padding-right:20px}.mb-note{padding:16px 20px}}