body{color:#111;background:#fafafa;margin:0;font:15px system-ui,sans-serif}main{max-width:480px;margin:0 auto;padding:12px}h1{font-size:20px}h2{margin:0 0 6px;font-size:16px}section{background:#fff;border:1px solid #ddd;border-radius:8px;margin:10px 0;padding:10px}button{padding:8px 12px;font-size:14px}input[type=text],input:not([type]){box-sizing:border-box;width:100%;margin:4px 0;padding:6px}.slot{border-top:1px solid #eee;gap:4px;margin-top:8px;padding-top:6px;display:grid}.banner{background:#e0e7ff;border-radius:6px;margin:8px 0;padding:8px}.banner.warn{background:#fee2e2}.small{color:#555;word-break:break-all;font-size:12px}pre{white-space:pre-wrap;word-break:break-all;max-height:300px;font-size:11px;overflow:auto}