#lianchat-directions .lc-site{--brand:#167cf4;--ink:#14263d;--sub:#65758b;--line:#e6edf4;min-height:0;font-size:14px;line-height:1.5;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;container-type:inline-size;overflow:hidden;color-scheme:light;background:#fff;border-radius:0}
#lianchat-directions .lc-site *{box-sizing:border-box}
#lianchat-directions .lc-site{display:flex;flex-direction:column}
#lianchat-directions .lc-site>main{display:flex;flex-direction:column;flex:1}
#lianchat-directions .lc-site .lc-footer{margin-top:auto}
#lianchat-directions .lc-site button{font:inherit;cursor:inherit}
#lianchat-directions .lc-site h1,#lianchat-directions .lc-site h2,#lianchat-directions .lc-site h3,#lianchat-directions .lc-site p{margin:0}
#lianchat-directions .lc-site svg{width:18px;height:18px;flex-shrink:0}
#lianchat-directions .lc-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 34px;border-bottom:1px solid var(--line);min-height:84px}
#lianchat-directions .lc-wordmark{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:650;letter-spacing:-.5px;white-space:nowrap}
#lianchat-directions .lc-wordmark img{width:32px;height:32px;border-radius:8px}
#lianchat-directions .lc-cn{font-size:12px;font-weight:500;opacity:.62;margin-left:2px;letter-spacing:0}
#lianchat-directions .lc-nav nav{display:flex;gap:22px;font-size:12px;font-weight:500;color:var(--sub)}
#lianchat-directions .lc-language{min-height:36px;padding:8px 11px;border:1px solid var(--line);border-radius:24px;background:transparent;color:inherit;white-space:nowrap;font-size:12px!important}
#lianchat-directions .lc-eyebrow{font-size:12px;letter-spacing:1px;font-weight:550;color:var(--brand);display:inline-flex;align-items:center;gap:8px}
#lianchat-directions .lc-site h1{font-size:clamp(30px,5.8cqw,63px);line-height:1.2;letter-spacing:-2px;font-weight:650}
#lianchat-directions .lc-site h1 em{font-style:normal;color:var(--brand)}
#lianchat-directions .lc-lede{font-size:14px;line-height:1.9;color:var(--sub)}
#lianchat-directions .lc-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
#lianchat-directions .lc-primary,#lianchat-directions .lc-secondary{min-height:44px;padding:12px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:28px;border:0;font-size:12px!important;font-weight:550!important;background:var(--brand);color:#fff}
#lianchat-directions .lc-secondary{background:transparent;color:var(--ink);border:1px solid var(--line)}
#lianchat-directions .lc-site button:focus-visible{outline:3px solid #6cb6ff;outline-offset:4px}
#lianchat-directions .lc-air-intro{text-align:center;padding:52px 30px 0}
#lianchat-directions .lc-air-intro h1{margin:16px auto 18px}
#lianchat-directions .lc-air-intro .lc-lede{max-width:440px;margin:auto}
#lianchat-directions .lc-air-intro .lc-actions{justify-content:center;margin-top:24px}
#lianchat-directions .lc-air-stage{height:370px;position:relative;background:radial-gradient(ellipse at 50% 80%,#e6f4ff 0,transparent 65%);margin-top:18px;isolation:isolate}
#lianchat-directions .lc-orbit{position:absolute;z-index:-1;top:52px;left:calc(50% - 210px);width:265px;height:190px;border:28px solid #c4eaff;border-radius:50%;transform:rotate(-25deg);opacity:.6}
#lianchat-directions .lc-orbit-two{left:calc(50% - 50px);transform:rotate(25deg)}
#lianchat-directions .lc-orbit-dot{position:absolute;width:16px;height:16px;border-radius:50%;left:26%;top:54px;background:#82caff;box-shadow:0 0 35px #b2d7ff}
#lianchat-directions .lc-phone{position:absolute;width:190px;height:310px;border:5px solid #fefefe;outline:1px solid #dce4ee;border-radius:27px;background:#f4f7fc;box-shadow:0 28px 45px -20px #47779d45;overflow:hidden;font-size:11px}
#lianchat-directions .lc-phone-a{left:calc(50% - 186px);top:24px;transform:rotate(-8deg)}
#lianchat-directions .lc-phone-b{left:calc(50% + 5px);top:50px;transform:rotate(6deg);z-index:2}
#lianchat-directions .lc-phone-top{display:flex;justify-content:space-between;font-size:9px;padding:11px 14px 4px}
#lianchat-directions .lc-phone-title{padding:12px 10px 10px;font-size:17px;font-weight:650;display:flex;justify-content:space-between}
#lianchat-directions .lc-chat-row{display:flex;align-items:center;gap:8px;padding:9px 9px;border-bottom:1px solid #edf0f4;background:#fff;position:relative}
#lianchat-directions .lc-avatar{width:30px;height:30px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:9px;background:#dfecff;color:#1b70c6;font-size:13px;font-weight:550}
#lianchat-directions .lc-avatar-alt{background:#e3eeef;color:#4b777f}
#lianchat-directions .lc-chat-row strong,#lianchat-directions .lc-chat-row small{display:block;font-size:11px;font-weight:500}
#lianchat-directions .lc-chat-row small{font-size:9px;color:#8490a0;margin-top:4px;max-width:105px}
#lianchat-directions .lc-chat-row time{font-size:8px;color:#929baa;position:absolute;right:8px;top:15px}
#lianchat-directions .lc-mini-tabs{position:absolute;bottom:10px;display:flex;justify-content:space-around;width:100%;color:#506478}
#lianchat-directions .lc-mini-tabs svg{width:16px;height:16px}
#lianchat-directions .lc-chat-title{display:flex;align-items:center;justify-content:space-between;padding:9px 8px 13px}
#lianchat-directions .lc-chat-title strong{font-size:12px}
#lianchat-directions .lc-bubble{font-size:11px;line-height:1.6;padding:9px 11px;border-radius:10px;max-width:90%;width:fit-content;margin:9px 10px}
#lianchat-directions .lc-received{background:#fff;color:#25354c}
#lianchat-directions .lc-sent{margin-left:auto;background:#2089f4;color:#fff}
#lianchat-directions .lc-landscape{height:75px;position:relative;margin:8px 12px;overflow:hidden;border-radius:10px;background:linear-gradient(180deg,#bfe8ff,#e8f4fe)}
#lianchat-directions .lc-sun{position:absolute;width:21px;height:21px;border-radius:50%;background:#fff6d9;top:10px;right:24px}
#lianchat-directions .lc-mountain{position:absolute;inset:20% -10% -10%;background:#257ea9;clip-path:polygon(0 100%,35% 13%,68% 90%,86% 44%,100% 85%,100% 100%)}
#lianchat-directions .lc-mountain-back{background:#79b5ce;inset:1% -10% 0;transform:scaleX(-1)}
#lianchat-directions .lc-water{position:absolute;bottom:0;height:26%;width:100%;background:linear-gradient(#b1e6eb,#7ac1df);opacity:.9}
#lianchat-directions .lc-voice{font-size:11px;display:flex;gap:15px;align-items:center;margin:8px 12px;color:#267dc5}
#lianchat-directions .lc-compose{display:flex;align-items:center;gap:6px;position:absolute;bottom:8px;left:7px;right:7px;color:#6b7b8e}
#lianchat-directions .lc-compose div{height:22px;flex:1;background:#fff;border-radius:5px;color:#a7b1c2;font-size:11px;padding:5px}
#lianchat-directions .lc-compose svg{width:14px;height:14px}
#lianchat-directions .lc-floating{position:absolute;z-index:3;display:flex;align-items:center;gap:7px;padding:13px 16px;background:#ffffffeb;border:1px solid #e9f1f9;box-shadow:0 12px 25px -13px #49709545;border-radius:14px;color:#34516b;font-size:11px}
#lianchat-directions .lc-floating svg{color:var(--brand)}
#lianchat-directions .lc-float-left{left:7%;top:143px}
#lianchat-directions .lc-float-right{right:6%;top:280px}
#lianchat-directions .lc-concept-label{position:absolute;bottom:0;left:0;right:0;text-align:center;color:#728398;font-size:9px;letter-spacing:.3px;line-height:1.7}
#lianchat-directions .lc-benefits{padding:42px 36px 36px}
#lianchat-directions .lc-section-heading h2{font-size:27px;line-height:1.4;letter-spacing:-.8px;font-weight:600;margin-top:10px}
#lianchat-directions .lc-benefit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin-top:30px}
#lianchat-directions .lc-benefit-grid>div{border-top:1px solid var(--line);padding-top:18px}
#lianchat-directions .lc-benefit-grid svg{color:var(--brand);width:21px;height:21px;margin-bottom:14px}
#lianchat-directions .lc-site h3{font-size:15px;font-weight:600;line-height:1.5;margin-bottom:7px}
#lianchat-directions .lc-benefit-grid p,#lianchat-directions .lc-editorial-features p{font-size:12px;line-height:1.8;color:var(--sub)}
#lianchat-directions .lc-footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);padding:23px 34px;font-size:10px;color:var(--sub)}
/* Production shell and content; approved Sky/Air direction, no runtime libraries. */
:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#14263d;background:#fff;font-synthesis:none;scroll-padding-top:105px}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #78b8ff;outline-offset:4px}button:disabled{cursor:not-allowed}button svg,a svg{pointer-events:none}[hidden]{display:none!important}.icon-symbols,.svg-defs{position:absolute;width:0;height:0;overflow:hidden}.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle;flex-shrink:0}.wrap{width:calc(100% - 72px);max-width:1160px;margin-left:auto;margin-right:auto}.section-space{padding-top:100px;padding-bottom:100px}.skip{position:fixed;left:12px;top:12px;z-index:100;padding:12px 18px;background:#fff;border:2px solid #167cf4;transform:translateY(-150%)}.skip:focus{transform:none}
#lianchat-directions .lc-site{overflow:clip}#lianchat-directions .lc-nav{position:sticky;top:0;z-index:20;background:#ffffffed;backdrop-filter:blur(14px);padding-left:max(30px,calc((100% - 1160px)/2));padding-right:max(30px,calc((100% - 1160px)/2))}#lianchat-directions .lc-nav nav{font-size:13px}#lianchat-directions .lc-nav nav a{padding:12px 0;transition:color .2s}#lianchat-directions .lc-nav nav a:hover{color:#167cf4}.nav-actions{display:flex;align-items:center;gap:10px}.menu-toggle{display:none!important}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid #e2eaf2;background:#fff;color:#346592;border-radius:50%;flex-shrink:0}#lianchat-directions .lc-language{font-size:13px!important;display:inline-flex;align-items:center;justify-content:center;min-height:40px}#lianchat-directions .lc-air-intro{padding-top:72px}#lianchat-directions .lc-air-intro h1{font-size:clamp(35px,4.8vw,66px);line-height:1.2}#lianchat-directions .lc-air-intro .lc-lede{max-width:500px;font-size:15px}#lianchat-directions .lc-primary,#lianchat-directions .lc-secondary{font-size:14px!important;min-height:48px;padding:13px 22px;transition:transform .2s,box-shadow .2s}#lianchat-directions .lc-primary:hover,#lianchat-directions .lc-secondary:hover{transform:translateY(-2px)}#lianchat-directions .lc-primary:hover{box-shadow:0 8px 23px #167cf426}#lianchat-directions .lc-air-stage{width:100%;max-width:1080px;height:410px;margin:28px auto 0}#lianchat-directions .lc-phone{width:210px;height:344px}#lianchat-directions .lc-phone-a{left:calc(50% - 204px)}#lianchat-directions .lc-phone-b{left:calc(50% + 5px)}#lianchat-directions .lc-floating{font-size:12px}#lianchat-directions .lc-float-left{left:8%;top:140px}#lianchat-directions .lc-float-right{right:6%;top:290px}#lianchat-directions .lc-concept-label{font-size:11px;bottom:4px}#lianchat-directions .lc-phone .lc-chat-row{padding:12px 9px}#lianchat-directions .lc-phone .lc-landscape{height:88px}#lianchat-directions .lc-phone .lc-compose{bottom:13px}#lianchat-directions .lc-phone-b .lc-voice{margin-top:12px}#lianchat-directions .lc-benefits{padding:50px 0 78px}#lianchat-directions .lc-section-heading h2{font-size:30px}#lianchat-directions .lc-benefit-grid{gap:45px}#lianchat-directions .lc-benefit-grid h3{font-size:17px}#lianchat-directions .lc-benefit-grid p{font-size:14px;line-height:1.9}#lianchat-directions .lc-benefit-grid svg{margin-bottom:15px}
#lianchat-directions .section-space h2{font-size:clamp(29px,3vw,43px);font-weight:600;line-height:1.35;letter-spacing:-1.3px;max-width:620px;margin-top:15px}#lianchat-directions .section-space h3{font-size:18px;line-height:1.5;letter-spacing:-.3px}.section-description{font-size:15px;line-height:1.95;color:#65758b;max-width:600px;margin-top:22px!important}.caption{font-size:12px;line-height:1.9;color:#78889b;margin-top:18px!important}.experience{background:#f5f9fe}.experience-layout{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:80px}.product-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:30px 0}.product-tabs button{border:1px solid #dce6f1;background:transparent;color:#62778d;padding:11px 15px;min-height:44px;border-radius:24px;font-size:13px;display:inline-flex;gap:8px;align-items:center}.product-tabs button[aria-selected=true]{color:#176dc5;background:#e5f1ff;border-color:#bcd9f8}.preview-copy{min-height:150px}.preview-copy p{color:#65758b;font-size:14px;line-height:1.9;margin-top:12px!important}.product-stage{position:relative;display:flex;justify-content:center;align-items:center;min-height:480px;isolation:isolate}.product-stage img{position:relative;width:230px;height:auto;max-width:80%;max-height:530px;border-radius:28px;box-shadow:0 25px 65px -32px #295e9370;border:5px solid #fff;transform:rotate(4deg);object-fit:contain}.product-disc{position:absolute;width:390px;max-width:100%;aspect-ratio:1;border-radius:50%;background:linear-gradient(135deg,#dcefff,#edf6ff);z-index:-1}.text-link{display:inline-flex;align-items:center;gap:6px;color:#167cf4;font-size:14px;margin-top:24px}
.calls{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.call-illustration{position:relative;display:flex;justify-content:space-around;align-items:center;min-height:340px;border-radius:32px;background:linear-gradient(145deg,#eaf5ff,#dbe9fa);padding:50px 28px 120px;color:#32648d}.call-person{display:flex;align-items:center;gap:15px;flex-direction:column;font-size:14px}.portrait{display:flex;align-items:center;justify-content:center;width:85px;height:100px;border-radius:45px 45px 35px 35px;color:#fff;font-size:32px;font-weight:500;background:linear-gradient(160deg,#84bed8,#2d739b)}.portrait-two{background:linear-gradient(155deg,#99b7cc,#456898)}.call-line{display:flex;align-items:center;flex-direction:column;gap:12px;font-size:11px;text-align:center;max-width:110px}.call-line svg{width:50px!important;height:40px!important}.call-controls{display:flex;gap:16px;position:absolute;bottom:56px;left:50%;transform:translateX(-50%)}.call-controls span{display:flex;width:44px;height:44px;align-items:center;justify-content:center;background:#ffffffa6;border-radius:50%}.call-controls .call-end{background:#f05265;color:#fff}.call-illustration small{position:absolute;bottom:22px;font-size:11px;color:#7894ac}.plain-list{list-style:none;margin:27px 0 0;padding:0;display:flex;flex-direction:column;gap:16px;color:#536b83;font-size:14px}.plain-list li{display:flex;align-items:center;gap:10px}.plain-list svg{color:#167cf4}
.privacy-section{background:#fafbfd}.privacy-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:100px;align-items:center}.privacy-points{margin-top:30px;display:flex;flex-direction:column;gap:24px}.privacy-points>div{display:grid;grid-template-columns:24px 1fr;column-gap:13px}.privacy-points svg{color:#167cf4;grid-row:1/3;margin-top:3px}.privacy-points p{font-size:14px;line-height:1.9;color:#65758b}.retention-card{background:#fff;border:1px solid #e2eaf5;border-radius:26px;box-shadow:0 20px 45px -35px #38688a50;padding:28px}.retention-heading{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:550;margin-bottom:30px}.retention-heading svg{color:#167cf4}.retention-card label{display:block;font-size:12px;color:#6b7e92;margin-bottom:10px}.retention-card select{width:100%;padding:14px 32px 14px 14px;border:1px solid #ccdcf0;border-radius:12px;background:#f5f9ff;color:#285d96;font-size:14px}.retention-message{background:#e8f3ff;border-radius:14px;margin:25px 0;padding:20px 18px;color:#3470a8;font-size:15px}.retention-message small{display:block;margin-top:12px;font-size:11px;color:#718dab}.retention-row{display:flex;justify-content:space-between;gap:10px;border-top:1px solid #edf1f5;padding-top:20px;font-size:13px;color:#718095}.retention-row strong{font-weight:500;color:#446c95}
.hosting-heading{text-align:center;max-width:680px;margin:auto}.hosting-heading h2,.hosting-heading .section-description{margin-left:auto!important;margin-right:auto!important}.hosting-tabs{justify-content:center}.hosting-panel{max-width:780px;margin:0 auto;padding:35px 45px;border:1px solid #e1ebf6;border-radius:28px;background:#f7fbff;text-align:center}.hosting-panel p{font-size:14px;line-height:1.9;color:#65758b;margin-top:12px!important}.hosting-diagram{display:flex;align-items:center;justify-content:center;padding:10px 0 35px}.host-device,.host-server{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:5px;border:1px solid #cfdef0;border-radius:16px;background:#fff;width:64px;height:70px;color:#387cb9}.host-server{width:110px;height:90px;background:#e7f3ff;color:#167cf4;font-size:12px}.host-device svg,.host-server svg{width:26px!important;height:26px!important}.host-connector{height:1px;width:100px;background:linear-gradient(90deg,#d3e6f9,#77b7f3,#d3e6f9)}.lan-glyph{display:none}#hosting-panel[data-mode=lan] .cloud-glyph{display:none}#hosting-panel[data-mode=lan] .lan-glyph{display:block}.server-address{display:flex;align-items:center;justify-content:space-between;max-width:400px;background:#fff;border:1px solid #e0e9f2;border-radius:14px;padding:15px 18px;margin:27px auto 0;gap:15px;text-align:left}.server-address span{display:block;font-size:11px;color:#7f8fa2}.server-address code{display:block;font-family:ui-monospace,SFMono-Regular,monospace;font-size:16px;letter-spacing:.4px;color:#2d5f8e;margin-top:4px}#copy-status:empty{display:none}
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