@charset "UTF-8";
:root{--brand:#2563eb;--brand-dark:#123ea8;--brand-soft:#eef5ff;--ink:#172033;--muted:#667085;--line:#e8edf5;--surface:#fff;--bg:#f6f8fc;--orange:#ff8a1f;--shadow:0 18px 50px rgba(28,57,106,.10);--radius:24px;--container:1180px}
html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}.site-header{position:sticky;top:0;z-index:100;height:auto;padding:0 24px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(232,237,245,.9);box-shadow:0 4px 20px rgba(28,57,106,.05);backdrop-filter:blur(16px)}.header-inner{width:min(100%,var(--container));height:72px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:30px}.site-logo img{width:52px;height:52px;object-fit:contain;border-radius:15px}.site-nav{display:flex;align-items:center;gap:4px}.site-nav a{padding:10px 15px;color:#344054;font-size:15px;font-weight:600;border-radius:12px;transition:.2s}.site-nav a:hover{color:var(--brand);background:var(--brand-soft)}.header-cta,.btn-primary,.mobile-sticky-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;color:#fff!important;background:linear-gradient(135deg,var(--brand),#1659dc);box-shadow:0 12px 24px rgba(37,99,235,.24);font-weight:700;text-decoration:none}.header-cta{padding:11px 20px!important;border-radius:999px!important}.site-main{min-height:70vh}.home-hero{position:relative;overflow:hidden;padding:84px 24px 72px;background:radial-gradient(circle at 85% 15%,rgba(111,167,255,.30),transparent 28%),linear-gradient(135deg,#f8fbff 0%,#eef5ff 50%,#e7f0ff 100%)}.home-hero:before{content:"";position:absolute;width:520px;height:520px;right:-160px;bottom:-280px;border-radius:50%;border:80px solid rgba(255,255,255,.32)}.hero-layout{position:relative;width:min(100%,var(--container));margin:0 auto;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:58px}.hero-copy{max-width:620px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;color:var(--brand);background:#fff;border:1px solid #dce9ff;font-size:13px;font-weight:700}.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:#35b97f;box-shadow:0 0 0 5px rgba(53,185,127,.12)}.hero-copy h1{margin:22px 0 18px;font-size:clamp(40px,5.3vw,66px);line-height:1.08;letter-spacing:-2px;color:#112343}.hero-copy h1 span{color:var(--brand)}.hero-copy>p{max-width:580px;margin:0;color:#52637a;font-size:18px;line-height:1.85}.hero-actions{display:flex;align-items:center;gap:14px;margin-top:32px}.btn-primary{min-height:54px;padding:0 28px;border-radius:999px;font-size:17px}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(37,99,235,.32)}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border:1px solid #ccdaee;border-radius:999px;background:rgba(255,255,255,.74);color:#344054;font-weight:700}.hero-trust{display:flex;align-items:center;gap:20px;margin-top:30px;color:#5b687b;font-size:13px}.hero-trust span{display:flex;align-items:center;gap:7px}.hero-trust i{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;color:#fff;background:#35b97f;font-style:normal;font-size:12px}.hero-visual{position:relative}.hero-image-card{position:relative;overflow:hidden;min-height:460px;border:10px solid rgba(255,255,255,.8);border-radius:36px;background:#dce8f9;box-shadow:0 30px 70px rgba(27,69,139,.20)}.hero-image-card img{position:absolute;width:100%;height:100%;object-fit:cover}.floating-card{position:absolute;display:flex;align-items:center;gap:12px;padding:14px 17px;border:1px solid rgba(255,255,255,.8);border-radius:18px;background:rgba(255,255,255,.94);box-shadow:0 18px 40px rgba(32,63,115,.17);backdrop-filter:blur(10px)}.floating-card strong{display:block;font-size:14px}.floating-card small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.floating-card .ico{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--brand-soft);font-size:21px}.float-a{left:-28px;top:52px}.float-b{right:-22px;bottom:54px}.section-shell{padding:80px 24px}.section-shell.alt{background:#fff}.section-inner{width:min(100%,var(--container));margin:0 auto}.section-head{max-width:690px;margin:0 auto 42px;text-align:center}.section-kicker{color:var(--brand);font-size:13px;font-weight:800;letter-spacing:1.4px}.section-head h2{margin:10px 0 12px;color:#12223c;font-size:clamp(28px,3.4vw,40px);line-height:1.25}.section-head p{margin:0;color:var(--muted);font-size:16px;line-height:1.75}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature-card{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 12px 36px rgba(29,55,96,.06);transition:.25s}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.feature-icon{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:17px;background:var(--brand-soft);font-size:25px}.feature-card h3{margin:20px 0 9px;font-size:20px}.feature-card p{margin:0;color:var(--muted);line-height:1.75}.scenario-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:center}.scenario-visual{position:relative;min-height:420px;overflow:hidden;border-radius:32px;box-shadow:var(--shadow)}.scenario-visual img{position:absolute;width:100%;height:100%;object-fit:cover}.scenario-content h2{margin:0 0 14px;font-size:clamp(30px,4vw,44px);line-height:1.2}.scenario-content>p{color:var(--muted);font-size:16px;line-height:1.8}.scenario-list{display:grid;gap:14px;margin:26px 0 30px}.scenario-item{display:flex;gap:14px;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff}.scenario-item b{display:block;margin-bottom:3px}.scenario-item span{color:var(--muted);font-size:14px}.scenario-num{flex:0 0 34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:11px;color:var(--brand);background:var(--brand-soft);font-weight:800}.carrier-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.carrier-card{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:140px;padding:15px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:.2s}.carrier-card:hover{border-color:#c9dcff;box-shadow:0 14px 34px rgba(29,55,96,.08)}.carrier-card img{width:100%;height:72px;object-fit:contain}.carrier-card span{margin-top:9px;color:#4a5568;font-size:13px;font-weight:700}.knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.knowledge-card{overflow:hidden;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 12px 30px rgba(29,55,96,.06)}.knowledge-card img{width:100%;height:180px;object-fit:cover}.knowledge-body{padding:22px}.knowledge-meta{color:var(--brand);font-size:12px;font-weight:800}.knowledge-card h3{margin:9px 0;font-size:19px;line-height:1.45}.knowledge-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.final-cta{padding:0 24px 84px}.final-cta-inner{position:relative;overflow:hidden;width:min(100%,var(--container));margin:0 auto;padding:54px 48px;border-radius:32px;color:#fff;background:linear-gradient(135deg,#153d9d,#2563eb 65%,#4790ff);box-shadow:0 24px 60px rgba(27,75,170,.24);text-align:center}.final-cta-inner:before,.final-cta-inner:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.08)}.final-cta-inner:before{width:260px;height:260px;left:-100px;top:-130px}.final-cta-inner:after{width:340px;height:340px;right:-150px;bottom:-230px}.final-cta-inner>*{position:relative}.final-cta h2{margin:0 0 12px;font-size:clamp(28px,4vw,42px)}.final-cta p{margin:0 0 24px;opacity:.86}.final-cta .btn-primary{color:var(--brand)!important;background:#fff;box-shadow:none}.site-footer{padding:38px 24px 90px;border-top:1px solid var(--line);background:#fff}.footer-inner{width:min(100%,var(--container));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;color:var(--muted);font-size:13px}.footer-brand{display:flex;align-items:center;gap:12px;color:#344054;font-weight:700}.footer-brand img{width:38px;height:38px;border-radius:11px}.mobile-sticky{display:none}.mobile-sticky-cta{width:100%;min-height:48px;border-radius:999px}.mini-page{padding:72px 24px}.mini-panel{width:min(100%,760px);margin:0 auto;padding:42px;border-radius:30px;background:#fff;box-shadow:var(--shadow);text-align:center}.mini-logo{width:96px;height:96px;margin:0 auto 18px;border-radius:24px}.mini-panel h1{margin:0 0 10px;font-size:32px}.mini-panel p{color:var(--muted)}
.knowledge-hero{padding:72px 24px 54px;background:linear-gradient(135deg,#eff5ff,#f9fbff);text-align:center}.knowledge-hero-inner{width:min(100%,780px);margin:0 auto}.knowledge-hero h1{margin:10px 0 12px;font-size:clamp(34px,5vw,52px);line-height:1.15;color:#112343}.knowledge-hero p{margin:0 auto 27px;color:var(--muted);font-size:16px;line-height:1.75}.knowledge-list-grid{align-items:stretch}.knowledge-list-card{display:flex;flex-direction:column}.knowledge-list-card .knowledge-body{display:flex;flex-direction:column;flex:1}.knowledge-list-card h2{margin:9px 0;font-size:19px;line-height:1.45}.knowledge-list-card p{flex:1}.guide-button{display:inline-flex;align-items:center;justify-content:space-between;gap:18px;min-height:44px;margin-top:20px;padding:0 17px;border:1px solid #cadcff;border-radius:13px;color:var(--brand);background:var(--brand-soft);font-size:14px;font-weight:800;transition:.2s}.guide-button:hover{color:#fff;background:var(--brand);border-color:var(--brand);transform:translateY(-1px)}.guide-button span{font-size:18px}.knowledge-cta{padding-top:16px}.article-page{padding:72px 24px;background:linear-gradient(180deg,#f4f8ff,#f8fafc)}.article-shell{width:min(100%,820px);margin:0 auto;padding:48px;border:1px solid var(--line);border-radius:30px;background:#fff;box-shadow:var(--shadow)}.article-kicker{color:var(--brand);font-size:13px;font-weight:800;letter-spacing:1.2px}.article-shell h1{margin:12px 0 10px;font-size:clamp(30px,4.5vw,46px);line-height:1.25;color:#12223c}.article-meta{color:#98a2b3;font-size:13px}.article-lead{margin:26px 0;padding:18px 20px;border-left:4px solid var(--brand);border-radius:0 14px 14px 0;color:#475467;background:var(--brand-soft);font-size:16px;line-height:1.75}.article-body{color:#344054;font-size:16px;line-height:1.95}.article-body p{margin:0 0 20px}.article-body a{color:var(--brand);font-weight:700}.article-actions{display:flex;align-items:center;gap:16px;margin-top:34px;padding-top:28px;border-top:1px solid var(--line)}.article-back{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;border:1px solid #d8e0ea;border-radius:999px;color:#475467;font-weight:700}
@media(max-width:900px){.site-nav a:not(.header-cta){display:none}.header-inner{height:64px}.site-logo img{width:44px;height:44px}.home-hero{padding:54px 20px 60px}.hero-layout{grid-template-columns:1fr;gap:42px}.hero-copy{text-align:center;margin:0 auto}.hero-copy>p{margin-left:auto;margin-right:auto}.hero-actions,.hero-trust{justify-content:center}.hero-visual{width:min(100%,680px);margin:0 auto}.hero-image-card{min-height:390px}.float-a{left:12px}.float-b{right:12px}.feature-grid,.knowledge-grid{grid-template-columns:repeat(2,1fr)}.feature-card:last-child{grid-column:1/-1}.scenario-wrap{grid-template-columns:1fr}.scenario-visual{min-height:360px}.carrier-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){body{padding-bottom:78px}.knowledge-hero{padding:46px 16px 38px}.knowledge-hero h1{font-size:34px}.knowledge-hero p{font-size:14px}.guide-button{width:100%;min-height:48px}.article-page{padding:34px 14px}.article-shell{padding:28px 20px;border-radius:24px}.article-shell h1{font-size:30px}.article-lead{margin:22px 0;padding:15px 16px;font-size:15px}.article-body{font-size:15px}.article-actions{flex-direction:column;align-items:stretch}.article-actions .btn-primary,.article-back{width:100%;box-sizing:border-box}.site-header{padding:0 14px}.header-inner{height:58px}.site-logo img{width:40px;height:40px}.header-cta{padding:9px 15px!important;font-size:13px}.home-hero{padding:38px 16px 44px}.hero-layout{gap:28px}.eyebrow{font-size:12px}.hero-copy h1{margin:17px 0 14px;font-size:36px;letter-spacing:-1px}.hero-copy>p{font-size:15px;line-height:1.7}.hero-actions{margin-top:24px}.hero-actions .btn-secondary{display:none}.btn-primary{min-height:50px;padding:0 22px;font-size:15px}.hero-trust{gap:10px;flex-wrap:wrap;margin-top:22px}.hero-image-card{min-height:250px;border-width:6px;border-radius:24px}.floating-card{padding:10px 12px}.floating-card .ico{width:34px;height:34px;font-size:17px}.floating-card strong{font-size:12px}.floating-card small{font-size:10px}.float-a{left:7px;top:18px}.float-b{right:7px;bottom:18px}.section-shell{padding:58px 16px}.section-head{margin-bottom:30px}.section-head p{font-size:14px}.feature-grid,.knowledge-grid{grid-template-columns:1fr}.feature-card:last-child{grid-column:auto}.feature-card{padding:24px}.scenario-wrap{gap:28px}.scenario-visual{min-height:250px;border-radius:24px}.scenario-content h2{font-size:30px}.carrier-grid{grid-template-columns:repeat(2,1fr);gap:10px}.carrier-card{min-height:116px;padding:10px}.carrier-card img{height:56px}.knowledge-card img{height:160px}.final-cta{padding:0 16px 58px}.final-cta-inner{padding:38px 20px;border-radius:25px}.site-footer{padding:30px 16px}.footer-inner{display:block;text-align:center}.footer-brand{justify-content:center;margin-bottom:10px}.mobile-sticky{position:fixed;display:block;left:0;right:0;bottom:0;z-index:120;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(28,57,106,.10);backdrop-filter:blur(14px)}.mini-page{padding:42px 16px}.mini-panel{padding:30px 20px}.mini-panel h1{font-size:27px}}