:root{--ink:#183952;--muted:#587084;--blue:#285de5;--line:#dbe5ed;--cloud:#f3f7fb;--aqua:#dcecf5;--white:#fff;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:var(--ink);background:var(--white);font-synthesis:none;scroll-behavior:smooth}
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27px;font-weight:650}.lead{font-size:17px;line-height:1.95;color:var(--muted);margin:0}.actions{display:flex;align-items:center;gap:26px;margin-top:34px;font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:15px 22px;background:var(--blue);color:white;border:1px solid var(--blue);border-radius:7px;font-size:14px;font-weight:550}.button:hover{background:#1c49bd;color:white}.text-link span{margin-left:9px}.hero-note{color:var(--muted);font-size:12px;margin-top:26px}.diagram{background:var(--cloud);border-radius:22px;padding:25px 35px 20px;position:relative}.diagram-top{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin-bottom:29px}.small-dot{width:7px;height:7px;border-radius:50%;background:#599bc0}.diagram-plus{margin-left:auto;font-size:20px}.business{display:flex;align-items:center;justify-content:center;gap:15px;background:var(--white);border:1px solid 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solid #b2c9da;position:relative;margin-top:26px}.branch:before{content:"";position:absolute;height:26px;top:-27px;left:50%;width:1px;background:#b2c9da}.branch:after{content:"";position:absolute;top:0;bottom:0;left:33.333%;width:33.333%;border-left:1px solid #b2c9da;border-right:1px solid #b2c9da}.networks{display:flex;gap:8px;justify-content:space-between;margin-top:-1px}.networks span{font-size:11px;text-align:center;background:var(--white);border:1px solid var(--line);border-radius:6px;padding:11px 5px;flex:1}.diagram-caption{font-size:11px;text-align:center;margin:21px 0 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p{font-size:14px;line-height:1.9;color:var(--muted);max-width:550px;margin:0 0 24px}.contact{background:var(--ink);color:white}.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}.contact h2{font-size:36px}.contact p{color:#bdd1df;font-size:15px;margin:15px 0 22px}.contact-email{font-size:23px;letter-spacing:-.3px}.contact-email span{margin-left:12px}.contact a:hover{color:#b5dcff}.contact-docs{border-bottom:1px solid #648ba6;font-size:14px;padding:12px 0}.contact-docs span{margin-left:20px}.footer{display:flex;align-items:center;gap:36px;padding-block:33px;color:var(--muted)}.footer .brand{font-size:18px;color:var(--ink)}.footer p{font-size:12px}.footer>a:last-child{font-size:12px;margin-left:auto}
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