:root{--bg: #0e1116;--panel: #161b22;--panel-2: #1c2230;--border: #2a3140;--text: #e6edf3;--muted: #8b97a8;--accent: #5b9dff;--accent-2: #7c5cff;--good: #4cd964;--warn: #ff9f43;--bad: #ff5e57}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}.app-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--panel)}.app-header h1{font-size:16px;margin:0;font-weight:600}.app-header .meta{color:var(--muted);font-size:12px;display:flex;gap:8px;align-items:center}.back-link{color:var(--accent);text-decoration:none;font-size:12px}.back-link:hover{text-decoration:underline}.dot{width:8px;height:8px;border-radius:50%;background:var(--bad);display:inline-block}.dot.ok{background:var(--good)}.app-main{display:grid;grid-template-columns:minmax(360px,1fr) minmax(420px,1.4fr);gap:16px;padding:16px;min-height:0}.intro{margin:16px 16px 0;padding:14px 18px;background:linear-gradient(135deg,#5b9dff14,#7c5cff14);border:1px solid var(--border);border-radius:12px}.intro-title{font-size:13px;font-weight:600;color:var(--text);margin-bottom:10px;letter-spacing:.4px}.intro-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:10px 16px}.intro-list li{font-size:12.5px;line-height:1.55;color:var(--muted);display:flex;gap:8px;align-items:flex-start}.intro-list li strong{color:var(--text);font-weight:600;margin-right:2px}.badge{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:12px;font-weight:600}.cam-pane,.chat-pane{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:14px;display:flex;flex-direction:column;min-height:0}.chat-pane{min-height:520px}.cam-wrap{position:relative;width:100%;aspect-ratio:4 / 3;background:#000;border-radius:10px;overflow:hidden;border:1px solid var(--border)}.cam-wrap video{width:100%;height:100%;object-fit:cover}.cam-controls{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;align-items:center;font-size:13px}.cam-controls label{color:var(--muted)}.caption{margin-top:10px;background:var(--panel-2);padding:10px 12px;border-radius:8px;border:1px dashed var(--border);color:var(--muted);font-size:12.5px;min-height:38px}button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:13px}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));border-color:transparent}.btn-like{display:inline-block;background:var(--panel-2);color:var(--text);border:1px solid var(--border);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:13px}.file-fallback:hover .btn-like{border-color:var(--accent)}#banner-area{display:flex;flex-direction:column;gap:8px}.banner{background:var(--panel-2);border-left:4px solid var(--warn);border-radius:6px;padding:10px 12px;font-size:13px;display:flex;justify-content:space-between;align-items:center;gap:12px}.banner.hit{border-left-color:var(--good)}.banner.timeout{border-left-color:var(--muted)}.banner .close{background:transparent;border:none;color:var(--muted);cursor:pointer;font-size:16px;padding:0 4px}.chat-log{flex:1;overflow:auto;margin:10px 0;display:flex;flex-direction:column;gap:10px;padding-right:4px}.msg{max-width:90%;padding:10px 12px;border-radius:10px;font-size:13.5px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}.msg.bot{align-self:flex-start;background:var(--panel-2);border:1px solid var(--border)}.msg.system{align-self:center;color:var(--muted);font-size:12px;background:transparent}.msg .meta{font-size:11px;color:var(--muted);margin-top:6px}.msg .frames{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.msg .frames img{width:84px;height:64px;object-fit:cover;border-radius:4px;border:1px solid var(--border)}.rule-list{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}.rule-item{display:flex;justify-content:space-between;align-items:center;background:var(--panel-2);border:1px solid var(--border);border-radius:6px;padding:6px 10px;font-size:12.5px}.rule-item .target{color:var(--text)}.rule-item .status{color:var(--muted);margin-left:8px;font-size:11px}.rule-item .status.active{color:var(--accent)}.rule-item .status.hit{color:var(--good)}.rule-item .status.timeout,.rule-item .status.cancelled{color:var(--muted)}.chat-form{border-top:1px solid var(--border);padding-top:10px;display:flex;flex-direction:column;gap:6px}.chat-form textarea{width:100%;background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:10px 12px;font-size:13.5px;resize:vertical;font-family:inherit}.chat-form textarea:focus{outline:none;border-color:var(--accent)}.chat-row{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}@media (max-width: 900px){.app-main{grid-template-columns:1fr;height:auto}}