.site-nav{position:sticky;top:0;z-index:90;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;padding:0 max(24px,calc((100% - 1200px)/2));background:rgba(255,255,255,.97);border-bottom:1px solid #e7edf5;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif}
.site-nav__brand{display:inline-flex;align-items:center;gap:10px;flex:none;color:#122342;font-size:20px;font-weight:800;text-decoration:none;white-space:nowrap}
.site-nav__brand img{width:36px;height:36px;border-radius:9px;object-fit:cover}
.site-nav__links{display:flex;align-items:center;gap:24px;min-width:0;white-space:nowrap}
.site-nav__links a{padding:10px 0;color:#45546b;font-size:14px;font-weight:600;text-decoration:none}
.site-nav__links a:hover,.site-nav__links a[aria-current]{color:#1769e8}
.site-nav__links .site-nav__login{padding:9px 16px;border-radius:8px;background:#edf4ff;color:#1769e8}
.site-home{margin:0;background:#fff;color:#13233c;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}
.site-home *{box-sizing:border-box}
.site-home a{color:inherit;text-decoration:none}
.site-home .site-nav__links a{color:#45546b}
.site-home .site-nav__links .site-nav__login{color:#1769e8}
.site-home a:focus-visible{outline:3px solid #7db4ff;outline-offset:4px}
.site-home section[id]{scroll-margin-top:110px}
.home-wrap{width:min(1200px,calc(100% - 48px));margin:0 auto}
.home-hero{overflow:hidden;background:linear-gradient(135deg,#f4f8ff 0%,#eaf3ff 66%,#e3efff 100%)}
.home-hero__inner{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:30px;min-height:500px;padding:54px 0 48px}
.home-hero__copy{position:relative;z-index:1}
.home-hero__badge{display:inline-flex;align-items:center;gap:8px;margin:0 0 20px;padding:7px 11px;border:1px solid #cbdffc;border-radius:999px;background:#fff;color:#1769e8;font-size:13px;font-weight:700}
.home-hero__badge:before{width:7px;height:7px;border-radius:50%;background:#2a78f0;content:""}
.home-hero h1{margin:0;color:#10213e;font-size:clamp(38px,4vw,56px);line-height:1.2;letter-spacing:-.04em}
.home-hero h1 span{display:block;color:#1769e8}
.home-hero__lead{max-width:560px;margin:20px 0 0;color:#52647b;font-size:17px;line-height:1.85}
.home-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.home-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border:1px solid #cbd9ef;border-radius:9px;background:#fff;color:#1769e8!important;font-size:15px;font-weight:700;transition:transform .2s,box-shadow .2s}
.home-button:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(27,79,158,.12)}
.home-button--primary{border-color:#1769e8;background:#1769e8;color:#fff!important}
.home-hero__note{margin:17px 0 0;color:#6d7e92;font-size:13px}
.home-hero__visual{position:relative;display:flex;align-items:center;justify-content:center;min-width:0}
.home-hero__visual:before{position:absolute;width:76%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,#cfe2ff 0%,rgba(207,226,255,0) 72%);content:""}
.home-hero__visual img{position:relative;display:block;width:100%;height:auto;filter:drop-shadow(0 20px 25px rgba(35,80,142,.15))}
.home-section{padding:86px 0}
.home-section--soft{background:#f7f9fc}
.home-section__head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
.home-section__eyebrow{margin:0 0 10px;color:#1769e8;font-size:12px;font-weight:800;letter-spacing:.1em}
.home-section h2{margin:0;color:#10213e;font-size:clamp(28px,3vw,38px);line-height:1.3;letter-spacing:-.02em}
.home-section__intro{max-width:530px;margin:12px 0 0;color:#65758a;font-size:15px;line-height:1.8}
.home-section__link{flex:none;color:#1769e8!important;font-size:14px;font-weight:700}
.home-grid{display:grid;gap:16px}
.home-scenarios{grid-template-columns:repeat(4,minmax(0,1fr))}
.home-scenario{min-height:0;padding:24px;border:1px solid #e6edf5;border-radius:14px;background:#fff;box-shadow:0 8px 24px rgba(25,54,94,.035)}

.home-scenario h3,.home-service h3,.home-reason h3{margin:0 0 10px;color:#172a45;font-size:18px;line-height:1.4}
.home-scenario p,.home-service p,.home-reason p{margin:0;color:#6a7a8e;font-size:14px;line-height:1.8}
.home-services{grid-template-columns:repeat(3,minmax(0,1fr))}
.home-service{position:relative;padding:25px 24px;border:1px solid #e5edf7;border-radius:14px;background:#fff}
.home-service__label{display:block;margin-bottom:18px;color:#1769e8;font-size:12px;font-weight:800;letter-spacing:.08em}
.home-why{background:#11284c;color:#fff}
.home-why .home-section__eyebrow{color:#8bbaff}
.home-why h2,.home-why h3{color:#fff}
.home-why .home-section__intro,.home-why p{color:#b9c9de}
.home-reasons{grid-template-columns:repeat(3,minmax(0,1fr))}
.home-reason{padding:26px;border:1px solid rgba(195,217,245,.17);border-radius:14px;background:rgba(255,255,255,.06)}
.home-reason__index{display:block;margin-bottom:20px;color:#86b6ff;font-size:13px;font-weight:800}
.article-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.article-grid article,.article-empty{min-width:0;padding:24px;border:1px solid #e4ebf4;border-radius:14px;background:#fff}
.article-grid article a{display:block;height:100%}
.article-grid span{color:#1769e8;font-size:12px;font-weight:700}
.article-grid h3{margin:14px 0 10px;color:#172a45;font-size:18px;line-height:1.5}
.article-grid p,.article-empty{margin:0;color:#6a7a8e;font-size:14px;line-height:1.8}
.article-empty{grid-column:1/-1}
.home-footer{padding:28px 24px;border-top:1px solid #e6edf5;background:#fff;color:#7a899d;text-align:center;font-size:13px;line-height:1.8}
.home-footer strong{color:#34465f}
@media(max-width:960px){.site-nav{padding:12px 20px;flex-direction:column;align-items:flex-start;gap:8px}.site-nav__links{width:100%;gap:20px;overflow-x:auto}.site-nav__links a{padding:7px 0;font-size:13px}.site-nav__links .site-nav__login{padding:7px 12px}.home-hero__inner{grid-template-columns:1fr 1fr}.home-scenarios{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.site-nav{padding:10px 16px}.site-nav__brand{font-size:18px}.site-nav__brand img{width:30px;height:30px}.site-nav__links{gap:18px;scrollbar-width:none}.site-nav__links::-webkit-scrollbar{display:none}.home-wrap{width:calc(100% - 32px)}.home-hero__inner{grid-template-columns:1fr;gap:10px;min-height:0;padding:34px 0 20px}.home-hero__badge{margin-bottom:15px;font-size:12px}.home-hero h1{font-size:clamp(30px,8vw,38px);line-height:1.25}.home-hero__lead{margin-top:14px;font-size:14px;line-height:1.75}.home-hero__actions{gap:9px;margin-top:20px}.home-button{flex:1;min-width:0;min-height:45px;padding:0 10px;font-size:14px}.home-hero__note{margin-top:12px;font-size:12px}.home-hero__visual img{max-width:480px}.home-section{padding:50px 0}.home-section__head{align-items:flex-start;gap:12px;margin-bottom:22px}.home-section h2{font-size:25px}.home-section__intro{margin-top:9px;font-size:14px}.home-section__link{padding-top:30px;font-size:12px}.home-grid{gap:10px}.home-scenario{min-height:0;padding:17px 15px}.home-scenario h3,.home-service h3,.home-reason h3{margin-bottom:7px;font-size:16px}.home-scenario p,.home-service p,.home-reason p{font-size:13px}.home-services{grid-template-columns:repeat(2,minmax(0,1fr))}.home-service{padding:18px 15px}.home-service__label{margin-bottom:13px}.home-reasons,.article-grid{grid-template-columns:1fr}.home-reason{padding:20px}.home-reason__index{margin-bottom:12px}.article-grid article,.article-empty{padding:19px}.article-grid h3{margin:9px 0 6px;font-size:16px}.home-footer{padding:24px 16px}}

.home-scenario{border-top:3px solid #d8e7fb;background:linear-gradient(155deg,#f8fbff,#fff 65%)}
.home-scenario:nth-child(3n+2){border-top-color:#d7eae5;background:linear-gradient(155deg,#f6fbf9,#fff 65%)}
.home-scenario:nth-child(3n){border-top-color:#e4def2;background:linear-gradient(155deg,#faf8ff,#fff 65%)}
.home-service{box-shadow:0 4px 16px rgba(28,59,106,.025)}
.home-service__label{margin-bottom:12px}
.home-features-more{position:relative;margin-top:0;padding-bottom:76px}
.home-features-more summary{position:absolute;bottom:0;left:50%;transform:translateX(-50%);display:flex;align-items:center;justify-content:center;gap:9px;min-width:106px;max-width:100%;padding:12px 22px;border:1px solid #d3e1f5;border-radius:999px;background:#fff;color:#2468c7;font:600 14px "PingFang SC","Microsoft YaHei",Arial,sans-serif;list-style:none;cursor:pointer;box-shadow:0 4px 12px rgba(31,75,140,.04)}
.home-features-more summary::-webkit-details-marker{display:none}
.home-features-more summary:hover{border-color:#77a7e8;background:#f1f6ff}
.home-features-more summary:focus-visible{outline:3px solid #7db4ff;outline-offset:4px}
.home-features-more summary svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8}
.home-features-more__collapse{display:none}
.home-features-more[open] .home-features-more__expand{display:none}
.home-features-more[open] .home-features-more__collapse{display:inline}
.home-features-more[open] summary svg{transform:rotate(180deg)}
.home-features-more[open]>.home-services{margin-top:16px}
@media(max-width:640px){.home-features-more{padding-bottom:68px}.home-features-more summary{min-width:98px;padding:11px 20px;font-size:13px}.home-features-more[open]>.home-services{margin-top:10px}}