*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f5fbff;color:#223044;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}a{color:inherit}img{max-width:100%}button{font:inherit}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(28,168,246,.12)}.header-inner{max-width:1180px;min-height:72px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-logo{display:flex;align-items:center;flex:0 0 auto}.site-logo img,.drawer-logo img,.footer-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.nav-core{display:flex;align-items:center;gap:5px;min-width:0}.nav-core a{text-decoration:none;white-space:nowrap;padding:9px 12px;border-radius:999px;color:#1d2a3a;font-weight:700}.nav-core a:hover,.nav-core a.is-current{background:#eaf7ff;color:#0877c9}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:88px;padding:0 20px;border-radius:999px;background:linear-gradient(135deg,#38c7ff,#1ca8f6 48%,#0877c9);color:#fff;text-decoration:none;font-weight:800;box-shadow:0 10px 24px rgba(8,119,201,.18);white-space:nowrap}.menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;padding:9px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-toggle span{display:block;width:23px;height:2px;background:#0877c9}.channel-bar{background:#eaf7ff;border-bottom:1px solid rgba(28,168,246,.12)}.channel-inner{max-width:1180px;margin:auto;padding:0 18px;display:flex;align-items:center;gap:3px;overflow-x:auto;scrollbar-width:none}.channel-inner::-webkit-scrollbar{display:none}.channel-inner a{flex:0 0 auto;text-decoration:none;color:#5f7082;padding:10px 9px;font-size:14px;font-weight:700;white-space:nowrap}.channel-inner a:hover,.channel-inner a.is-current{color:#0877c9}.site-main{min-height:60vh}.container{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(820px,calc(100% - 36px));margin:0 auto}.section{padding:58px 0}.section-sm{padding:34px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:24px}.eyebrow{font-size:13px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:#0877c9}.section-head h2,.reading h2{margin:5px 0 0;color:#0877c9;line-height:1.25}.section-head h2{font-size:clamp(26px,3vw,36px)}.section-head p{margin:0;max-width:560px;color:#5f7082}.page-intro{padding:54px 0 28px}.page-intro .inner{width:min(1000px,calc(100% - 36px));margin:auto;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:30px;align-items:end}.page-intro h1{font-size:clamp(32px,5vw,48px);line-height:1.12;margin:8px 0 14px;color:#0877c9;letter-spacing:-.02em}.page-intro p{margin:0;color:#5f7082;font-size:17px}.intro-orbit{aspect-ratio:1;border:1px solid rgba(28,168,246,.22);border-radius:50%;position:relative;background:radial-gradient(circle at center,#fff 0 22%,#eaf7ff 23% 34%,transparent 35% 100%)}.intro-orbit:before,.intro-orbit:after{content:"";position:absolute;border:1px solid rgba(28,168,246,.22);border-radius:50%}.intro-orbit:before{inset:18%}.intro-orbit:after{inset:33%}.intro-orbit span{position:absolute;width:18px;height:18px;border-radius:50%;background:#1ca8f6;box-shadow:0 0 0 10px rgba(28,168,246,.12)}.intro-orbit span:nth-child(1){top:11%;left:45%}.intro-orbit span:nth-child(2){right:10%;top:52%;background:#38c7ff}.intro-orbit span:nth-child(3){bottom:13%;left:26%;background:#0877c9}.panel{background:#fff;border:1px solid rgba(28,168,246,.13);border-radius:16px;box-shadow:0 16px 40px rgba(8,119,201,.07)}.soft{background:#eaf7ff;border-radius:16px}.pad{padding:26px}.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;display:block}.media-placeholder{position:absolute;inset:0;background:linear-gradient(135deg,#eaf7ff,#f8fdff);display:grid;place-items:center}.media-placeholder:before{content:"";width:28%;aspect-ratio:1;border-radius:50%;border:2px solid rgba(8,119,201,.14)}.hero-sky{padding:36px 0 12px}.hero-sky-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:24px;align-items:stretch}.hero-copy{padding:38px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(145deg,#fff 0%,#f7fcff 60%,#eaf7ff 100%)}.hero-copy h1{font-size:clamp(34px,5vw,52px);line-height:1.08;margin:8px 0 18px;color:#0877c9}.hero-copy p{font-size:17px;color:#5f7082;margin:0}.hero-kickers{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.hero-kickers a{background:#fff;border:1px solid rgba(28,168,246,.2);border-radius:999px;padding:8px 12px;text-decoration:none;color:#0877c9;font-weight:700}.orbit-slider{position:relative;overflow:hidden;border-radius:16px;background:#fff;min-height:360px}.orbit-stage{position:absolute;inset:0}.orbit-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .35s ease}.orbit-slide.is-active{opacity:1;pointer-events:auto}.orbit-slide .media{height:100%;aspect-ratio:auto;border-radius:0}.orbit-controls{position:absolute;left:16px;right:16px;bottom:14px;display:flex;align-items:center;justify-content:space-between;z-index:3}.orbit-arrow{width:40px;height:40px;border:1px solid rgba(8,119,201,.16);border-radius:50%;background:rgba(255,255,255,.94);color:#0877c9;font-size:24px;cursor:pointer}.orbit-dots{display:flex;gap:7px;background:rgba(255,255,255,.9);padding:7px 10px;border-radius:999px}.orbit-dot{width:8px;height:8px;border:0;border-radius:50%;padding:0;background:#badff5;cursor:pointer}.orbit-dot.is-active{background:#0877c9;transform:scale(1.35)}.route-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}.route-card{padding:26px;min-height:210px;display:flex;flex-direction:column}.route-card .num{font-size:12px;color:#7a8a9a;font-weight:800;letter-spacing:.14em}.route-card h3{margin:14px 0 10px;color:#0877c9;font-size:22px}.route-card p{margin:0;color:#5f7082}.route-card a{margin-top:auto;padding-top:16px;color:#0877c9;font-weight:800;text-decoration:none}.magazine{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}.magazine-copy{padding:32px}.magazine-copy h2{color:#0877c9;font-size:30px;margin:0 0 14px}.magazine-copy p{color:#5f7082}.mini-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}.mini-links a,.related a{text-decoration:none;background:#eaf7ff;color:#0877c9;padding:13px 14px;border-radius:12px;font-weight:800}.planet-strip{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin}.planet-strip a{flex:0 0 auto;text-decoration:none;border:1px solid rgba(28,168,246,.2);background:#fff;color:#0877c9;border-radius:999px;padding:10px 15px;font-weight:800}.planet-strip a:hover{background:#eaf7ff}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature{padding:28px}.feature h3{color:#0877c9;margin:0 0 10px}.feature p{color:#5f7082}.feature a{color:#0877c9;font-weight:800;text-decoration:none}.boundary{background:#fff;border-left:4px solid #1ca8f6;padding:24px 28px;border-radius:0 14px 14px 0;box-shadow:0 16px 40px rgba(8,119,201,.06)}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.article p{margin:0 0 18px}.article h2{font-size:25px;margin:32px 0 12px}.article h3{color:#1d2a3a;font-size:19px;margin:22px 0 10px}.note{background:#eaf7ff;border-radius:14px;padding:18px 20px;color:#355066}.trail{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.trail a{padding:9px 13px;border-radius:999px;background:#fff;border:1px solid rgba(28,168,246,.2);color:#0877c9;text-decoration:none;font-weight:800}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:22px 24px 22px 76px;background:#fff;border:1px solid rgba(28,168,246,.13);border-radius:16px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:22px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#eaf7ff;color:#0877c9;font-weight:900}.step h2,.step h3{margin:0 0 8px;color:#0877c9}.directory{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.directory a{padding:16px;border-radius:14px;background:#fff;border:1px solid rgba(28,168,246,.14);text-decoration:none;color:#0877c9;font-weight:800}.compare{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.compare article{padding:24px}.compare h2,.compare h3{color:#0877c9;margin-top:0}.special-visual{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:24px;align-items:center}.special-visual.reverse{grid-template-columns:420px minmax(0,1fr)}.special-visual .media{height:236px;aspect-ratio:auto}.special-visual .copy h2{font-size:30px;margin:0 0 12px;color:#0877c9}.special-visual .copy p{color:#5f7082}.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.faq-list{display:grid;gap:14px}.faq-item{padding:24px}.faq-item h2{font-size:20px;margin:0 0 10px;color:#0877c9}.faq-item p{margin:0;color:#4c6074}.service-index{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.service-index a{display:block;text-decoration:none;padding:22px;background:#fff;border:1px solid rgba(28,168,246,.14);border-radius:14px}.service-index strong{display:block;color:#0877c9}.service-index span{color:#5f7082;font-size:14px}.side-float{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:8000;display:flex;flex-direction:column;gap:8px;background:#fff;padding:10px;border-radius:16px;box-shadow:0 16px 40px rgba(8,119,201,.12)}.side-float a,.side-float button{border:0;background:#fff;color:#0877c9;text-decoration:none;padding:8px 10px;border-radius:10px;font-weight:800;cursor:pointer}.side-float .float-main{background:linear-gradient(135deg,#38c7ff,#1ca8f6 48%,#0877c9);color:#fff}.mobile-bottom{display:none}.site-footer{margin-top:44px;background:#082a46;color:#eaf8ff}.footer-grid{width:min(1180px,calc(100% - 36px));margin:auto;display:grid;grid-template-columns:1.2fr .8fr 1.2fr .8fr;gap:28px;padding:48px 0}.site-footer h2{font-size:17px;margin:0 0 14px;color:#fff}.site-footer a{display:block;text-decoration:none;color:#d8f2ff;margin:7px 0}.footer-brand p{color:#b9d9ea}.footer-topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:auto;border-top:1px solid rgba(234,248,255,.12);padding:18px 0 24px;display:flex;gap:20px;justify-content:space-between;color:#b9d9ea;font-size:14px}.footer-bottom p{margin:0;max-width:850px}.logo-fallback{display:block;width:150px;height:40px;border-radius:10px;background:#eaf7ff}.logo-fallback.dark{background:rgba(234,248,255,.12)}.mobile-drawer,.drawer-mask{display:none}body.drawer-open{overflow:hidden}
@media(max-width:1120px){.side-float{display:none}.nav-core a{padding:8px 9px}.special-visual,.special-visual.reverse{grid-template-columns:minmax(0,1fr) 360px}}
@media(max-width:980px){body{padding-bottom:66px}.nav-core,.channel-bar{display:none}.header-inner{min-height:66px;padding:0 14px;gap:10px}.menu-toggle{display:flex;order:0}.site-logo{order:1;margin:auto}.header-inner>.main-btn{order:2;min-width:78px;padding:0 14px}.site-logo img{height:36px;max-width:150px}.hero-sky{padding-top:22px}.hero-sky-grid{grid-template-columns:1fr}.orbit-slider{min-height:300px}.route-grid,.feature-grid,.grid-3,.compare{grid-template-columns:1fr 1fr}.route-grid .route-card:first-child{grid-column:1/-1}.magazine,.special-visual,.special-visual.reverse{grid-template-columns:1fr}.special-visual.reverse .media{order:2}.directory,.service-index{grid-template-columns:repeat(2,minmax(0,1fr))}.page-intro .inner{grid-template-columns:1fr}.intro-orbit{display:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;height:58px;background:#fff;border-top:1px solid rgba(28,168,246,.14);display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom a{display:grid;place-items:center;text-decoration:none;color:#0877c9;font-weight:800;font-size:14px}.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}.drawer-head{height:68px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(28,168,246,.12)}.drawer-logo img{height:36px;max-width:150px}.drawer-close{width:42px;height:42px;border:0;background:#eaf7ff;border-radius:50%;font-size:26px;color:#0877c9}.drawer-scroll{height:calc(100vh - 68px);overflow-y:auto;padding:14px}.drawer-group{padding:12px 0;border-bottom:1px solid #edf7fd}.drawer-group strong{display:block;color:#7a8a9a;font-size:12px;letter-spacing:.14em;margin:0 8px 5px}.drawer-group a{display:block;text-decoration:none;padding:8px;color:#1d2a3a;font-weight:700;border-radius:9px}.drawer-group a:hover{background:#eaf7ff;color:#0877c9}}
@media(max-width:700px){body{font-size:16px}.container,.reading{width:min(100% - 28px,1180px)}.section{padding:42px 0}.section-sm{padding:26px 0}.hero-copy{padding:28px 24px}.hero-copy h1{font-size:30px}.orbit-slider{min-height:190px}.orbit-controls{left:10px;right:10px;bottom:10px}.orbit-arrow{width:34px;height:34px;font-size:20px}.route-grid,.feature-grid,.grid-2,.grid-3,.compare,.footer-grid{grid-template-columns:1fr}.route-grid .route-card:first-child{grid-column:auto}.magazine-copy{padding:24px}.mini-links{grid-template-columns:1fr}.directory,.service-index{grid-template-columns:1fr 1fr}.page-intro{padding:38px 0 18px}.page-intro h1{font-size:30px}.special-visual .media{height:210px}.section-head{display:block}.section-head p{margin-top:8px}.footer-brand{grid-column:auto}.footer-grid{padding:38px 0}.footer-bottom{display:block;padding-bottom:22px}.footer-bottom span{display:block;margin-top:8px}.footer-topic-grid{grid-template-columns:1fr 1fr}}
@media(max-width:430px){.header-inner{padding:0 10px}.menu-toggle{width:38px;height:38px;padding:8px}.site-logo img{height:33px;max-width:132px}.header-inner>.main-btn{height:38px;min-width:72px;padding:0 12px;font-size:14px}.directory,.service-index{grid-template-columns:1fr}.orbit-slider{min-height:170px}.special-visual .media{height:190px}.footer-topic-grid{grid-template-columns:1fr 1fr}}