.legacy-content .panel-wrap{max-width:none;padding-top:24px}.legacy-content .panel-frame-box{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface);height:80vh;min-height:560px;position:relative}.legacy-content .panel-frame-box iframe{width:100%;height:100%;border:none;display:block}.legacy-content .panel-offline{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center;background:var(--surface)}.legacy-content .panel-offline p{color:var(--text-muted);max-width:44ch;font-size:0.9rem}.legacy-content .panel-note{font-family:var(--font-mono);font-size:0.75rem;color:var(--text-dim);margin-top:14px;line-height:1.6}