.demo{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.demo-top{border-bottom:1px solid var(--line);background:var(--panel);align-items:center;gap:22px;padding:14px 24px;display:flex}.demo-top .brand{color:var(--ink);align-items:center;gap:9px;text-decoration:none;display:flex}.demo-top .brand img{border-radius:8px}.demo-top .brand b{font-size:17px;font-weight:700}.demo-lead{color:var(--ink-2);max-width:70ch;margin:0;font-size:13.5px;line-height:1.5}.demo-lead b{color:var(--ink)}.demo-cta{flex:none;height:40px;margin-left:auto}.demo-cta svg{width:16px;height:16px}.demo-split{flex:1;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:16px;min-height:0;padding:16px 24px 20px;display:grid}.demo-pane{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);flex-direction:column;min-height:0;display:flex;overflow:hidden}.demo-pane-head{border-bottom:1px solid var(--line);background:var(--panel-2);align-items:center;gap:10px;padding:10px 14px;display:flex}.demo-tag{border-radius:20px;align-items:center;gap:6px;padding:3px 10px;font-size:12.5px;font-weight:600;display:inline-flex}.demo-tag svg{width:14px;height:14px}.demo-tag.visitor{background:var(--info-bg);color:var(--info)}.demo-tag.agent{background:var(--brand-2);color:var(--brand-dark)}.demo-frame{background:#fbfaf7;border:0;flex:1;width:100%}.demo-agent{flex-direction:column;flex:1;min-height:0;display:flex}.demo-agent-head{border-bottom:1px solid var(--line);align-items:center;gap:10px;padding:12px 14px;display:flex}.demo-agent-head b{font-size:14px;display:block}.demo-agent-msgs{flex-direction:column;flex:1;gap:14px;padding:14px;display:flex;overflow-y:auto}.demo-empty{text-align:center;max-width:28ch;margin:auto}.demo-msg{flex-direction:column;gap:4px;display:flex}.demo-msg p{background:var(--panel-2);border-radius:12px;max-width:90%;margin:0;padding:9px 12px;font-size:14px;line-height:1.55}.demo-who{color:var(--ink-3);align-items:center;gap:5px;font-size:11.5px;font-weight:600;display:inline-flex}.demo-who svg{width:13px;height:13px}.demo-msg.visitor p{background:var(--panel-2);border:1px solid var(--line)}.demo-msg.ai p{background:var(--info-bg)}.demo-msg.rule p{background:#f2f4f2}.demo-msg.agent{align-items:flex-end}.demo-msg.agent p{background:var(--brand);color:#fff}.demo-sys{text-align:center;color:var(--ink-3);margin:0;font-size:11.5px}.demo-card{border:1px solid var(--line);border-radius:10px;align-items:center;gap:9px;max-width:280px;padding:7px;display:inline-flex}.demo-card img{object-fit:cover;border-radius:7px;width:40px;height:40px}.demo-card b{font-size:12.5px;display:block}.demo-card em{color:var(--ink-2);font-size:12px;font-style:normal}.demo-agent-composer{border-top:1px solid var(--line);gap:8px;padding:12px;display:flex}.demo-agent-composer input{border:1px solid var(--line);background:var(--panel);height:40px;color:var(--ink);border-radius:10px;flex:1;padding:0 12px;font-size:14px}.demo-agent-composer input:focus{border-color:var(--brand);outline:none}.demo-agent-composer .btn{height:40px;padding:0 14px}.demo-agent-composer .btn svg{width:16px;height:16px}.demo-foot{border-top:1px solid var(--line);color:var(--ink-2);flex-wrap:wrap;align-items:center;gap:16px;padding:14px 24px 22px;font-size:13px;display:flex}.demo-foot svg{vertical-align:-2px;width:15px;height:15px;color:var(--brand);margin-right:6px}@media (max-width:1000px){.demo-split{grid-template-columns:1fr}.demo-frame{min-height:420px}.demo-agent{min-height:380px}.demo-lead{display:none}}