*{box-sizing:border-box}body{margin:0;background:#f6f7fb;color:#172033;font-family:Inter,Segoe UI,Microsoft YaHei,Arial,sans-serif}.app-shell{min-height:100vh;background:#f6f7fb}.topbar{height:auto;min-height:64px;padding:0 28px;background:rgba(255,255,255,.94);border-bottom:1px solid #e5e8ef;display:flex;align-items:center;justify-content:space-between;gap:18px;line-height:normal;overflow:hidden}.brand{display:flex;align-items:center;gap:12px;min-width:0;flex:1 1 auto}.brand-mark{width:36px;height:36px;border-radius:8px;display:grid;place-items:center;background:#2463eb;color:#fff;font-size:18px;flex:0 0 auto}.brand-copy{min-width:0;display:grid;gap:3px}.topbar h3{margin:0;font-size:18px;line-height:1.2;letter-spacing:0}.topbar .ant-typography{color:#667085;font-size:12px;line-height:1.35;display:block;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar-status{display:inline-flex;align-items:center;gap:8px;min-height:30px;padding:0 10px;border:1px solid #e4e7ec;border-radius:999px;background:#ffffff;color:#475467;font-size:13px;white-space:nowrap;flex:0 0 auto}.status-dot{width:8px;height:8px;border-radius:99px;background:#12b76a;box-shadow:0 0 0 4px #12b76a1f}.content{padding:0}.chat-only-content{display:flex;justify-content:center}.chat-shell{width:min(920px,100%);height:calc(100vh - 64px);display:flex;flex-direction:column}.message-list{flex:1;padding:26px 18px 18px;overflow:auto}.message-row{display:flex;align-items:flex-start;gap:10px;margin-bottom:16px}.message-row.user{flex-direction:row-reverse}.avatar{width:32px;height:32px;border-radius:50%;background:#edf3ff;color:#2455b8;display:grid;place-items:center;flex:0 0 auto}.message-row.user .avatar{background:#e7f7ef;color:#1d7a4d}.bubble{max-width:min(680px,78%);padding:11px 14px;border:1px solid #e4e7ec;border-radius:8px;background:#ffffff;line-height:1.7;white-space:pre-wrap;word-break:break-word;box-shadow:0 1px 2px #1018280a}.message-row.user .bubble{color:#fff;background:#2563eb;border-color:#2563eb}.result-text{min-width:min(620px,78%);font-variant-numeric:tabular-nums}.status-card{width:min(520px,78%);padding:14px;border:1px solid #e4e7ec;border-radius:8px;background:#ffffff;box-shadow:0 1px 2px #1018280a}.status-title{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-weight:600}.step-list{display:grid;gap:8px}.step-item{display:flex;align-items:center;gap:9px;color:#98a2b3;font-size:13px}.step-item.active{color:#175cd3;font-weight:600}.step-item.done{color:#027a48}.step-icon{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;border:1px solid #d0d5dd;font-size:11px;flex:0 0 auto}.step-item.active .step-icon{border-color:#84adff;background:#eff4ff}.step-item.done .step-icon{border-color:#a6f4c5;background:#ecfdf3}.example-bar{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px}.example-bar .ant-btn{max-width:100%;white-space:normal;height:auto;line-height:1.45;padding:6px 10px;text-align:left;color:#475467;border-color:#d0d5dd;background:#ffffff}.composer-wrap{padding:12px 18px 16px;background:#f6f7fb}.composer{display:grid;grid-template-columns:1fr auto;gap:10px;padding:9px 10px 9px 14px;border:1px solid #d0d5dd;border-radius:8px;background:#ffffff;box-shadow:0 10px 28px #10182814}.composer .ant-input{border:0;box-shadow:none;resize:none;padding:8px 0}.composer .ant-input:focus{border:0;box-shadow:none}.composer .ant-btn{width:40px;height:40px;align-self:end}.composer-hint{margin-top:7px;text-align:center;color:#98a2b3;font-size:12px}@media (max-width: 720px){.topbar{height:auto;min-height:64px;align-items:center;flex-direction:row;padding:10px 14px;gap:10px}.brand-mark{width:34px;height:34px;font-size:16px}.topbar h3{font-size:16px}.topbar .ant-typography{max-width:none}.topbar-status{max-width:34px;width:34px;height:30px;padding:0;justify-content:center;font-size:12px}.topbar-status span:last-child{display:none}.chat-shell{height:calc(100vh - 64px)}.message-list{padding:18px 12px 12px}.bubble,.status-card{max-width:86%;width:86%}.result-text{min-width:86%}.example-bar{padding:0 12px 10px}.composer-wrap{padding:10px 12px 12px}}