*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:#F4FBFF;color:#223044;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:#0877C9;text-decoration:none}a:hover{text-decoration:none}
img{max-width:100%}button,input,textarea,select{font:inherit}.site-main{min-height:58vh}.container{width:min(1180px,calc(100% - 36px));margin:0 auto}.read-width{width:min(820px,100%);margin-inline:auto}.section{padding:56px 0}.section.tight{padding:38px 0}.section-head{margin-bottom:22px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#0877C9;font-weight:800;font-size:14px;letter-spacing:.04em}.eyebrow:before{content:"";width:18px;height:3px;border-radius:999px;background:#38C7FF}.section h1,.section h2,.section h3{color:#0877C9;line-height:1.28;margin-top:0}.section h1{font-size:clamp(34px,4.2vw,46px);margin-bottom:18px}.section h2{font-size:clamp(24px,3vw,32px);margin-bottom:12px}.section h3{font-size:20px;margin-bottom:8px}.lead{font-size:18px;color:#44566b;max-width:820px}.muted{color:#5F7082}.small-note{color:#7A8A9A;font-size:14px}.soft{background:#EAF7FF}.card{background:#fff;border:1px solid rgba(28,168,246,.12);border-radius:16px;box-shadow:0 16px 40px rgba(8,119,201,.08);padding:24px}.card p:last-child{margin-bottom:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.split{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:28px;align-items:center}.split.reverse{grid-template-columns:minmax(320px,.92fr) minmax(0,1.08fr)}.split.reverse .media-wrap{order:2}.stack{display:grid;gap:16px}.link-list{display:grid;gap:10px}.link-list a,.text-link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid rgba(8,119,201,.12);font-weight:700}.link-list a:after,.text-link:after{content:"→";color:#1CA8F6}.tag-row{display:flex;gap:10px;flex-wrap:wrap}.tag-row a,.tag{display:inline-flex;align-items:center;min-height:38px;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid rgba(28,168,246,.22);white-space:nowrap;color:#0877C9;font-weight:700}.notice-strip{border-left:4px solid #1CA8F6;background:#EAF7FF;border-radius:14px;padding:18px 20px;color:#44566b}.hero-copy{padding:64px 0 42px}.hero-copy .meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.hero-copy .meta span{background:#fff;border:1px solid rgba(28,168,246,.14);border-radius:999px;padding:7px 12px;color:#5F7082;font-size:14px}.simple-list{margin:0;padding-left:1.25em}.simple-list li+li{margin-top:7px}.step-list{display:grid;gap:14px;counter-reset:steps}.step-item{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid rgba(28,168,246,.12);border-radius:14px;padding:18px;box-shadow:0 12px 28px rgba(8,119,201,.05)}.step-item:before{counter-increment:steps;content:counter(steps);display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#EAF7FF;color:#0877C9;font-weight:800}.quote-line{font-size:20px;color:#0877C9;font-weight:800;border-left:4px solid #38C7FF;padding-left:18px}.related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.related-grid a{background:#fff;border:1px solid rgba(28,168,246,.12);border-radius:14px;padding:16px;font-weight:800;min-height:78px;display:flex;align-items:center}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#EAF7FF;aspect-ratio:16/9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{position:absolute;inset:0;background:#EAF7FF}.media.card-media{height:166px;aspect-ratio:auto}.media.feature-media{height:228px;aspect-ratio:auto}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(8,119,201,.08)}
.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}.site-logo{display:inline-flex;align-items:center;flex:0 0 auto}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-placeholder{display:block;width:156px;height:40px;border-radius:10px;background:#EAF7FF}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0;white-space:nowrap}.nav-core a{color:#1D2A3A;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{color:#0877C9;border-bottom:2px solid #1CA8F6}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%);color:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 12px 26px rgba(8,119,201,.18);white-space:nowrap}.menu-toggle{display:none;border:0;background:#fff;width:42px;height:42px;border-radius:12px;padding:10px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:#0877C9;margin:5px 0;border-radius:3px}.channel-bar{background:#EAF7FF;border-bottom:1px solid rgba(28,168,246,.10)}.channel-inner{max-width:1180px;margin:0 auto;padding:0 18px;display:flex;align-items:center;gap:18px;overflow-x:auto;scrollbar-width:thin}.channel-inner a{display:inline-flex;align-items:center;min-height:44px;color:#5F7082;white-space:nowrap;font-size:14px;font-weight:700}.channel-inner a:hover,.channel-inner a.is-current{color:#0877C9}
.mobile-drawer,
.drawer-mask{display:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(28,168,246,.12)}.drawer-logo img{height:36px;width:auto;max-width:148px;object-fit:contain}.drawer-close{border:0;background:#EAF7FF;color:#0877C9;width:38px;height:38px;border-radius:10px;font-size:26px;cursor:pointer}.drawer-scroll{height:calc(100vh - 72px);overflow:auto;padding:14px 18px 28px}.drawer-scroll section{padding:10px 0 14px}.drawer-scroll h2{font-size:13px;color:#7A8A9A;margin:0 0 6px;text-transform:uppercase}.drawer-scroll a{display:block;padding:9px 4px;color:#1D2A3A;font-weight:700;border-bottom:1px solid rgba(28,168,246,.08)}body.drawer-open{overflow:hidden}
.floating-tools{position:fixed;right:16px;top:34%;z-index:8000;width:112px;display:grid;gap:8px}.floating-tools a{background:#fff;border:1px solid rgba(28,168,246,.18);box-shadow:0 10px 24px rgba(8,119,201,.08);border-radius:12px;padding:9px 8px;text-align:center;color:#0877C9;font-size:13px;font-weight:800}.floating-tools .float-register{background:linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%);color:#fff}.mobile-bottom{display:none}
.site-footer{background:#082A46;color:#EAF8FF;margin-top:26px}.footer-grid{max-width:1180px;margin:0 auto;padding:48px 18px 34px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}.site-footer h2{font-size:16px;margin:0 0 12px;color:#fff}.site-footer a{display:block;color:#EAF8FF;padding:4px 0}.footer-brand p{max-width:320px;color:#ccecff}.footer-logo{display:inline-flex!important;align-items:center;min-height:46px;margin-bottom:10px}.footer-logo img{display:block;height:38px;width:auto;max-width:160px;object-fit:contain}.footer-logo-placeholder{display:block;width:150px;height:38px;border-radius:9px;background:rgba(234,247,255,.18)}.footer-bottom{border-top:1px solid rgba(234,248,255,.12);padding:18px max(18px,calc((100vw - 1180px)/2));font-size:13px;color:#c8e4f4}.footer-bottom p{margin:4px 0}
.hero-slider-wrap{padding:24px 0 0}.hero-slider{position:relative;width:min(1180px,calc(100% - 36px));height:330px;margin:0 auto;border-radius:16px;overflow:hidden;background:#fff;border:1px solid rgba(28,168,246,.12);box-shadow:0 16px 40px rgba(8,119,201,.08)}.slide{position:absolute;inset:0;display:none;background:#fff}.slide.is-active{display:block}.slide img{width:100%;height:100%;object-fit:contain;object-position:center;display:block}.slide-placeholder{width:100%;height:100%;background:#EAF7FF}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:42px;height:42px;border-radius:50%;border:1px solid rgba(8,119,201,.14);background:rgba(255,255,255,.9);color:#0877C9;font-size:24px;cursor:pointer}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:5}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:#bedff2;padding:0;cursor:pointer}.slider-dot.is-active{background:#0877C9}.magazine-grid{display:grid;grid-template-columns:minmax(0,58fr) minmax(0,42fr);gap:22px}.magazine-feature{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center}.topic-scroll{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 12px;scrollbar-width:thin}.topic-scroll a{display:inline-flex;align-items:center;min-height:40px;padding:7px 15px;background:#fff;border:1px solid rgba(28,168,246,.2);border-radius:999px;white-space:nowrap;color:#0877C9;font-weight:800}.boundary{background:#fff;border-top:1px solid rgba(28,168,246,.12);border-bottom:1px solid rgba(28,168,246,.12);padding:34px 0;color:#44566b}.service-links{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.service-links a{font-weight:800}
.faq-list{display:grid;gap:16px}.faq-item{background:#fff;border:1px solid rgba(28,168,246,.12);border-radius:16px;padding:22px;box-shadow:0 12px 30px rgba(8,119,201,.05)}.faq-item h2{font-size:20px;margin-bottom:8px}.faq-item p{margin:0}.table-like{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid rgba(28,168,246,.14);border-radius:16px;overflow:hidden;background:#fff}.table-like>div{padding:18px;border-right:1px solid rgba(28,168,246,.12)}.table-like>div:last-child{border-right:0}.kicker-box{display:grid;grid-template-columns:1fr 1fr;gap:18px}.kicker-box .card{min-height:150px}
@media(max-width:1240px){.floating-tools{display:none}}
@media(max-width:980px){
  body{padding-bottom:68px}.channel-bar,.nav-core{display:none}.header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:10px}.menu-toggle{display:block}.site-logo{justify-self:center}.site-logo img{height:36px;max-width:150px}.logo-placeholder{width:138px;height:36px}.header-btn{min-width:84px;height:40px;padding:0 14px;font-size:14px}.site-main{padding-top:0}.section{padding:40px 0}.hero-copy{padding:44px 0 26px}.grid-3,.grid-4,.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.magazine-grid,.split,.split.reverse{grid-template-columns:1fr}.magazine-feature{grid-template-columns:1fr 1fr}.split.reverse .media-wrap{order:0}.hero-slider{height:260px}.floating-tools{display:none}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(28,168,246,.14);box-shadow:0 -10px 28px rgba(8,119,201,.08)}.mobile-bottom a{min-height:58px;display:grid;place-items:center;color:#1D2A3A;font-weight:800;font-size:14px}.footer-grid{grid-template-columns:1fr 1fr}
  .mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(8,119,201,.16)}
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{display:none;position:fixed;inset:0;background:rgba(8,42,70,.42);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}
  .drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
}
@media(max-width:680px){body{font-size:16px}.container{width:min(100% - 28px,1180px)}.section{padding:32px 0}.section h1{font-size:clamp(26px,8vw,32px)}.section h2{font-size:24px}.lead{font-size:17px}.grid-2,.grid-3,.grid-4,.related-grid,.kicker-box{grid-template-columns:1fr}.magazine-feature{grid-template-columns:1fr}.hero-slider-wrap{padding-top:16px}.hero-slider{width:calc(100% - 28px);height:180px}.slider-arrow{width:36px;height:36px;font-size:20px}.slider-prev{left:8px}.slider-next{right:8px}.media.feature-media{height:210px}.media.card-media{height:158px}.footer-grid{grid-template-columns:1fr;padding-top:38px}.footer-bottom{padding-bottom:22px}.table-like{grid-template-columns:1fr}.table-like>div{border-right:0;border-bottom:1px solid rgba(28,168,246,.12)}.table-like>div:last-child{border-bottom:0}.header-inner{grid-template-columns:42px minmax(0,1fr) 86px}.site-logo img{height:34px;max-width:138px}.main-btn.header-btn{min-width:82px;padding:0 10px}.hero-copy .meta{gap:7px}}
@media(min-width:981px) and (max-width:1100px){.nav-core a{padding:8px 7px;font-size:14px}.site-logo img{max-width:145px}.header-btn{min-width:88px;padding:0 14px}}

@media(min-width:1241px){.site-main{padding-right:60px}}