[hidden]{display:none!important}
.row2{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:20px 64px;padding-block:44px;border-top:1px solid #DCD5CD}@media (max-width:820px){.row2{grid-template-columns:minmax(0,1fr);padding-block:32px}}.row2>div:last-child>div:first-child{border-top:0!important;padding-top:0!important}
.nh-demo{width:100%;box-sizing:border-box;background:#fff;border:1px solid #DCD5CD;box-shadow:0 18px 40px rgba(40,40,40,.08);font-size:14px;line-height:1.5;color:#282828}
.nh-demo .d-top{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid #EEE9E3;align-items:center}
.nh-demo .dot{width:10px;height:10px;border-radius:50%;background:#DCD5CD}
.nh-demo .d-title{margin-left:10px;font-size:11px;color:#6B665F}
.nh-demo .d-body{padding:18px 20px;height:330px;box-sizing:border-box;overflow:hidden}
.nh-demo .d-chatv{display:flex;flex-direction:column;gap:12px}
.nh-demo .d-q{align-self:flex-end;max-width:88%;background:#282828;color:#fff;padding:9px 13px;min-height:21px}
.nh-demo .d-q:empty{visibility:hidden}
.nh-demo .d-ans{background:#F1ECE6;padding:12px 14px;display:flex;flex-direction:column;gap:8px}
.nh-demo .d-steps{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.nh-demo .d-steps li{opacity:0;transform:translateY(4px);transition:opacity .4s,transform .4s}
.nh-demo .d-steps li.show{opacity:1;transform:none}
.nh-demo .d-chip{display:inline-block;font-size:11px;font-weight:600;border:1px solid #DCD5CD;background:#fff;padding:0 6px;margin-right:6px}
.nh-demo .d-src{font-size:12px;color:#6B665F}
.nh-demo .d-acts{display:flex;flex-wrap:wrap;gap:8px}
.nh-demo .d-guide,.nh-demo .d-write{padding:7px 12px;font-size:12px;font-weight:600}
.nh-demo .d-write{border:1px solid #DCD5CD;color:#6B665F;font-weight:500}
.nh-demo .hl{border:1px solid #BFBFBF;position:relative}
.nh-demo .hl.on::after{content:"";position:absolute;inset:-9px -14px;border:3px solid #2E8B57;border-radius:50%;pointer-events:none;animation:nhring 1.2s ease-in-out infinite}@keyframes nhring{0%,100%{box-shadow:0 0 0 0 rgba(46,139,87,.35)}50%{box-shadow:0 0 0 6px rgba(46,139,87,.12)}}@media (prefers-reduced-motion:reduce){.nh-demo .hl.on::after{animation:none}}
.nh-demo .d-scr{height:100%;display:flex;flex-direction:column;gap:12px}
.nh-demo .d-ov{align-self:flex-start;max-width:78%;display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid #DCD5CD;box-shadow:0 6px 18px rgba(40,40,40,.12);padding:9px 12px}
.nh-demo .d-ob{font-size:14px;padding-right:10px;border-right:1px solid #BFBFBF;line-height:1.3}
.nh-demo .d-om{display:flex;flex-direction:column;gap:2px;min-width:0}
.nh-demo .d-o1{font-size:13px;line-height:1.35}.nh-demo .d-o2{font-size:12px;color:#6B665F;line-height:1.4}
.nh-demo .d-otick{width:20px;height:20px;border-radius:50%;background:#2E8B57;display:flex;align-items:center;justify-content:center;flex:none}
.nh-demo .d-win{border:1px solid #EEE9E3;flex:1;min-height:0;box-sizing:border-box;padding:12px 18px;display:flex;flex-direction:column;gap:10px;background:#FBF9F7}
.nh-demo .d-sys{align-self:flex-start;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#fff;background:#6B665F;padding:3px 9px}
.nh-demo .d-rt{font-weight:600;font-size:15px}
.nh-demo .d-row{display:flex;flex-direction:column;gap:4px}
.nh-demo .d-fl{font-size:11px;font-weight:600}.nh-demo .d-row{padding-top:4px}
.nh-demo .d-fv{background:#fff;padding:8px 10px;min-height:20px;align-self:flex-start;width:56%;box-sizing:border-box;margin-left:14px}
.nh-demo .d-brow{align-items:flex-end;padding-right:14px}
.nh-demo .d-fb{padding:8px 14px;font-weight:600;font-size:13px;background:#fff}
.nh-demo .d-fb.done{background:#282828;color:#fff}
.nh-demo .ln{height:10px;background:#F1ECE6}
.nh-demo .d-bar{background:#fff;border-top:2px solid #282828;padding:12px 16px;display:flex;gap:14px;align-items:center;min-height:62px;box-sizing:border-box}
.nh-demo .d-brand{font-size:18px;padding-right:14px;border-right:1px solid #BFBFBF}
.nh-demo .d-msg{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.nh-demo .d-l1{font-size:14px}.nh-demo .d-l2{font-size:12px;color:#6B665F}
.nh-demo .d-tick{width:24px;height:24px;border-radius:50%;background:#2E8B57;display:flex;align-items:center;justify-content:center;flex:none}
@media (max-width:520px){.nh-demo{font-size:13px}.nh-demo .d-body{height:480px;padding:14px}}
.btn2{display:inline-flex;align-items:center;min-height:48px;padding:0 24px;border:1px solid #282828;color:#282828;text-decoration:none;font-weight:500;font-size:15px}.nh-msg{grid-column:1/-1;margin:0;font-size:14px}.nh-hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}button:disabled{opacity:.7}.nh-region{color:#6B665F}.nh-region a{color:#6B665F;text-decoration:underline}.nh-region strong{font-weight:600;color:#282828}