:root{--bg:#F4FBFF;--surface:#fff;--soft:#EAF7FF;--pale:#F2FAFF;--primary:#1CA8F6;--light:#38C7FF;--dark:#0877C9;--cyan:#7FE4FF;--ink:#223044;--strong:#1D2A3A;--muted:#5F7082;--footer:#082A46;--line:rgba(28,168,246,.14);--shadow:0 16px 40px rgba(8,119,201,.08);--shadow2:0 18px 46px rgba(8,119,201,.13);--radius:22px;--header-height:132px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button{font:inherit;cursor:pointer}.container{width:min(1180px,calc(100% - 40px));margin:auto}.skip-link{position:fixed;left:12px;top:-70px;z-index:9999;background:var(--dark);color:#fff;padding:10px 16px;border-radius:10px}.skip-link:focus{top:12px}
.site-header{position:fixed;inset:0 0 auto;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(8,119,201,.08)}.top-nav-wrap{width:min(1180px,calc(100% - 40px));height:76px;margin:auto;display:grid;grid-template-columns:190px 1fr auto;align-items:center;gap:28px}.brand-logo{width:150px}.brand-logo img{width:100%;max-height:52px;object-fit:contain;object-position:left}.core-nav{display:flex;justify-content:center;gap:6px}.core-nav a{position:relative;padding:10px 15px;color:var(--strong);font-weight:700;border-radius:999px;white-space:nowrap}.core-nav a:hover,.core-nav a.active{color:var(--dark);background:var(--soft)}.core-nav a.active:after{content:"";position:absolute;left:30%;right:30%;bottom:4px;height:2px;background:var(--primary)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-width:92px;min-height:42px;padding:9px 22px;background:linear-gradient(135deg,#38C7FF,#1CA8F6 48%,#0877C9);color:#fff;border:0;border-radius:999px;font-weight:800;box-shadow:0 12px 26px rgba(8,119,201,.18)}.header-register{justify-self:end}.mobile-menu-btn{display:none}.channel-bar{border-top:1px solid rgba(28,168,246,.08);background:rgba(234,247,255,.78)}.channel-scroll{width:min(1180px,calc(100% - 40px));height:56px;margin:auto;display:flex;align-items:center;gap:9px;overflow-x:auto}.channel-scroll a{flex:0 0 auto;padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.84);color:var(--muted);font-size:14px}.channel-scroll a:hover,.channel-scroll a.active{color:#fff;background:var(--primary)}
.site-main{padding-top:var(--header-height)}.section{padding:42px 0}.section.tight{padding:28px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:22px}.eyebrow{color:var(--primary);font-weight:800;letter-spacing:.08em;font-size:13px}h1,h2,h3{color:var(--dark);line-height:1.35}h1{margin:8px 0 16px;font-size:clamp(32px,5vw,56px)}h2{margin:0 0 12px;font-size:clamp(24px,3vw,34px)}h3{margin:0 0 10px;font-size:20px}p{margin:0 0 14px}.lead{color:var(--muted);font-size:18px}.text-link{color:var(--primary);font-weight:800}.text-link:after{content:" →"}.card,.zone-card,.info-card,.review-card,.inner-section,.faq-item,.notice-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card,.info-card,.review-card,.inner-section,.notice-card{padding:26px}
.banner-slider{width:min(1200px,calc(100% - 40px));aspect-ratio:16/6.3;margin:24px auto 34px;border-radius:22px;background:#fff;box-shadow:0 16px 40px rgba(8,119,201,.1);overflow:hidden;position:relative}.banner-track{position:relative;width:100%;height:100%}.banner-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:.55s}.banner-slide.active{opacity:1;visibility:visible}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.slider-arrow{position:absolute;top:50%;z-index:3;width:44px;height:44px;margin-top:-22px;border:1px solid rgba(255,255,255,.65);border-radius:50%;color:#fff;background:rgba(8,42,70,.48);font-size:26px}.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:15px;z-index:3;display:flex;justify-content:center;gap:9px}.slider-dot{width:10px;height:10px;padding:0;border:2px solid #fff;border-radius:50%;background:rgba(255,255,255,.44)}.slider-dot.active{width:26px;border-radius:999px;background:#fff}
.brand-intro{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:30px}.brand-copy{padding:36px;border-radius:28px;background:linear-gradient(145deg,#fff,#edf8ff);border:1px solid var(--line);box-shadow:var(--shadow)}.brand-visual{padding:18px;border-radius:28px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.brand-visual img{width:100%;max-height:360px;object-fit:contain}.action-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:22px}.quick-categories{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.quick-pill{padding:20px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(8,119,201,.06)}.quick-pill h3{font-size:17px}.quick-pill p{color:var(--muted);font-size:14px}.quick-pill a{color:var(--primary);font-weight:800;font-size:14px}
.platform-strip{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;padding:28px 32px;border-radius:24px;background:linear-gradient(120deg,#fff,#eaf7ff 60%,#edf8ff);border:1px solid var(--line);box-shadow:var(--shadow)}.platform-strip strong{display:inline-flex;min-width:78px;height:78px;align-items:center;justify-content:center;border-radius:24px;background:var(--dark);color:#fff;font-size:22px}.platform-strip p{margin:0;color:var(--muted)}.info-board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.info-number{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:14px;background:var(--soft);color:var(--dark);font-weight:900;margin-bottom:18px}.info-card p{color:var(--muted);font-size:15px}
.two-col{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.zone-card{overflow:hidden}.zone-card .zone-image{padding:18px;background:linear-gradient(180deg,#eef9ff,#fff)}.zone-card img{width:100%;height:210px;object-fit:contain}.zone-card .zone-body{padding:24px}.zone-card p{color:var(--muted)}.text-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{position:relative;padding-top:36px}.review-card:before{content:"“";position:absolute;top:5px;left:20px;color:var(--cyan);font-size:48px}.review-card p{color:var(--muted);margin:0}.review-card strong{display:block;color:var(--dark);margin-top:14px;font-size:14px}
.faq-list{display:grid;gap:12px}.faq-item{overflow:hidden}.faq-item summary{padding:18px 22px;list-style:none;cursor:pointer;font-weight:800}.faq-item summary:after{content:"+";float:right;color:var(--primary)}.faq-item[open] summary:after{content:"−"}.faq-item p{padding:0 22px 20px;color:var(--muted);margin:0}.compliance-band{padding:28px 30px;border-radius:24px;color:#dff6ff;background:linear-gradient(135deg,#0877c9,#0c4f86)}.compliance-band h2{color:#fff}
.inner-page{padding-bottom:36px}.inner-hero{padding:56px 0 30px}.inner-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:32px}.inner-hero-copy{padding:34px;border-radius:28px;background:linear-gradient(145deg,#fff,#edf8ff);border:1px solid var(--line);box-shadow:var(--shadow)}.inner-hero-image{padding:20px;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}.inner-hero-image img{width:100%;max-height:380px;object-fit:contain}.inner-hero.no-image .inner-hero-copy{max-width:900px;margin:auto;text-align:center}.inner-content{display:grid;gap:22px}.inner-section{padding:30px}.inner-section p{color:var(--muted)}.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;list-style:none;padding:0}.feature-list li{padding:16px;border-radius:16px;background:var(--pale);border:1px solid rgba(28,168,246,.1)}.inner-review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.notice-card{background:linear-gradient(140deg,#eaf7ff,#fff)}.breadcrumbs{color:var(--muted);font-size:14px;margin-bottom:14px}.breadcrumbs a{color:var(--primary)}
.site-footer{margin-top:34px;padding:54px 0 18px;background:var(--footer);color:#EAF8FF}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:38px}.footer-brand img{width:150px;max-height:55px;object-fit:contain;filter:brightness(0) invert(1);margin-bottom:18px}.footer-brand p{color:rgba(234,248,255,.75)}.site-footer h2{color:#fff;font-size:16px}.site-footer a{display:block;color:rgba(234,248,255,.78);margin:7px 0}.footer-notice{margin-top:34px;padding:18px 22px;border:1px solid rgba(127,228,255,.18);border-radius:16px;background:rgba(255,255,255,.04)}.footer-notice p{margin:0;color:rgba(234,248,255,.74);font-size:14px}.footer-bottom{display:flex;justify-content:space-between;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);color:rgba(234,248,255,.58);font-size:13px}.service-float{position:fixed;right:16px;top:50%;z-index:700;width:112px;padding:10px;transform:translateY(-50%);background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow2)}.service-float a,.service-float button{display:block;width:100%;padding:9px 4px;border:0;border-radius:11px;text-align:center;color:var(--dark);background:transparent;font-weight:700;font-size:13px}.service-float .float-register{color:#fff;background:linear-gradient(135deg,#38C7FF,#0877C9)}.mobile-drawer,.drawer-overlay,.mobile-bottom-nav{display:none}
@media(max-width:1180px){.service-float{display:none}.top-nav-wrap{grid-template-columns:160px 1fr auto;gap:16px}.core-nav a{padding-inline:10px}}
@media(max-width:900px){:root{--header-height:72px}.top-nav-wrap{width:calc(100% - 24px);height:72px;grid-template-columns:48px 1fr auto;gap:12px}.core-nav,.channel-bar{display:none}.brand-logo{width:138px;justify-self:center}.mobile-menu-btn{display:inline-flex;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px;border:0;border-radius:14px;background:var(--soft)}.mobile-menu-btn span{width:20px;height:2px;background:var(--dark)}.header-register{min-width:74px;min-height:38px;padding:8px 16px}.site-main{padding-top:72px}.banner-slider{margin-top:18px;width:calc(100% - 24px);aspect-ratio:16/8.4}.brand-intro,.inner-hero-grid{grid-template-columns:1fr}.quick-categories{grid-template-columns:repeat(2,1fr)}.info-board{grid-template-columns:repeat(2,1fr)}.three-col{grid-template-columns:1fr 1fr}.review-grid{grid-template-columns:1fr 1fr}.feature-list{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.mobile-drawer{display:block;position:fixed;top:0;left:0;bottom:0;z-index:1500;width:min(84vw,320px);background:#fff;transform:translateX(-105%);transition:.24s;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-overlay{position:fixed;inset:0;z-index:1400;background:rgba(8,42,70,.42);opacity:0;transition:.22s}.drawer-overlay.show{display:block;opacity:1}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line)}.drawer-logo img{width:132px;max-height:46px;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:var(--soft);color:var(--dark);font-size:28px}.drawer-nav{padding:14px 14px 28px;display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-nav a{padding:11px 12px;border-radius:12px;background:#f7fcff;border:1px solid rgba(28,168,246,.08);font-size:14px}.drawer-nav a.active{color:#fff;background:var(--primary)}.mobile-bottom-nav{display:grid;position:fixed;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));z-index:1100;grid-template-columns:repeat(4,1fr);padding:7px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 14px 36px rgba(8,42,70,.16)}.mobile-bottom-nav a{display:flex;min-height:48px;flex-direction:column;align-items:center;justify-content:center;border-radius:12px;color:var(--muted);font-size:12px}.mobile-bottom-nav a.active{color:#fff;background:var(--primary)}body{padding-bottom:82px}}
@media(max-width:640px){.container{width:calc(100% - 24px)}.section{padding:30px 0}.brand-copy,.inner-hero-copy{padding:25px 20px}h1{font-size:34px}.lead{font-size:16px}.quick-categories,.two-col,.three-col,.text-wall,.review-grid,.inner-review-grid{grid-template-columns:1fr}.info-board{grid-template-columns:1fr}.platform-strip{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.drawer-nav{grid-template-columns:1fr}}