:root{--bg:#F1F6FE;--surface:#fff;--soft:#F5F8FE;--brand:#4A9FF2;--brand2:#3F94EC;--text:#66769F;--muted:#8794B5;--line:#E4EAF5;--shadow:0 10px 28px rgba(65,115,180,.10);--radius:16px;--max:1220px;--header:72px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body,html{min-height:100%}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;height:var(--header);background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{width:min(var(--max),calc(100% - 40px));height:100%;margin:auto;display:flex;align-items:center;gap:28px;white-space:nowrap}.brand-logo{flex:0 0 auto;display:flex;align-items:center}.brand-logo img{width:138px;max-height:44px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:24px;min-width:0;margin-left:auto}.desktop-nav>a,.more-toggle{height:72px;display:flex;align-items:center;border:0;background:none;color:var(--text);font-size:15px;padding:0 2px;position:relative}.desktop-nav>a::after{content:"";position:absolute;left:50%;bottom:13px;width:0;height:2px;background:var(--brand);transform:translateX(-50%);transition:.2s}.desktop-nav>a:hover,.desktop-nav>a:focus-visible,.desktop-nav>a.active,.more-toggle:hover,.more-toggle:focus-visible{color:var(--brand2)}.desktop-nav>a.active::after{width:20px}.more-wrap{position:relative}.more-menu{position:absolute;top:62px;right:-120px;width:360px;padding:14px;display:grid;grid-template-columns:repeat(3,1fr);gap:6px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(8px);transition:.18s;z-index:10020}.more-menu.open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.more-menu a{padding:10px 12px;border-radius:10px;font-size:14px}.more-menu a:hover,.more-menu a:focus-visible{background:var(--soft);color:var(--brand2)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 20px;border-radius:10px;background:linear-gradient(135deg,#5EABF4,#3F94EC);color:#fff;font-weight:700;box-shadow:0 8px 20px rgba(74,159,242,.22)}.main-btn:hover,.main-btn:focus-visible{transform:translateY(-1px);box-shadow:0 10px 24px rgba(74,159,242,.28)}.header-cta{flex:0 0 auto;margin-left:8px}.mobile-menu-btn{display:none;width:42px;height:42px;border:0;background:transparent;padding:9px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.mobile-menu-btn span{width:22px;height:2px;background:var(--text);border-radius:2px}.drawer-mask{position:fixed;inset:0;background:rgba(34,53,86,.24);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;z-index:10040}.drawer-mask.show{opacity:1;visibility:visible;pointer-events:auto}.mobile-drawer{position:fixed;top:0;left:0;width:82%;max-width:320px;height:100dvh;background:#fff;transform:translateX(-105%);transition:transform .24s ease;z-index:10050;box-shadow:12px 0 32px rgba(50,89,140,.16);overflow-y:auto;overscroll-behavior:contain}.mobile-drawer.open{transform:translateX(0)}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line)}.drawer-logo img{width:132px;max-height:42px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;background:var(--soft);border-radius:10px;color:var(--text);font-size:30px;line-height:1}.drawer-nav{display:flex;flex-direction:column;padding:12px}.drawer-nav a{padding:13px 14px;border-radius:10px}.drawer-nav a:hover,.drawer-nav a:focus-visible{background:var(--soft);color:var(--brand)}html.menu-open,body.menu-open{overflow:hidden}
main{min-height:60vh}.hero-carousel{width:100%;background:#eaf3fd;position:relative;overflow:hidden;touch-action:pan-y pinch-zoom}.carousel-track{position:relative;width:100%}.carousel-slide{display:none;width:100%}.carousel-slide.active{display:block}.carousel-slide img{width:100%;height:auto;object-fit:contain;object-position:center}.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border:1px solid rgba(255,255,255,.65);border-radius:50%;background:rgba(255,255,255,.86);color:var(--brand2);font-size:26px;display:grid;place-items:center;z-index:5}.carousel-btn:hover,.carousel-btn:focus-visible{background:#fff}.carousel-prev{left:22px}.carousel-next{right:22px}.carousel-dots{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:8px;z-index:5}.carousel-dots button{width:10px;height:10px;border:0;border-radius:50%;background:rgba(255,255,255,.62);box-shadow:0 0 0 1px rgba(74,159,242,.22)}.carousel-dots button.active{background:var(--brand)}
.section{padding:72px 0}.section.soft{background:var(--soft)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.06em}.eyebrow:before{content:"";width:22px;height:2px;background:var(--brand)}h1,h2,h3{color:#465A84;line-height:1.35;margin-top:0}h1{font-size:clamp(30px,4vw,48px);margin-bottom:18px}h2{font-size:clamp(24px,3vw,34px);margin-bottom:18px}h3{font-size:19px}.lead{font-size:17px;max-width:850px}.tag-row{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.tag{padding:6px 10px;border:1px solid #d9e8f8;background:#fff;border-radius:999px;color:#6486ac;font-size:13px}.intro-grid,.split,.app-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}.intro-side{padding:26px;border-left:3px solid #d9ebfc;background:rgba(255,255,255,.6)}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick-item{padding:20px;background:#fff;border:1px solid var(--line);border-radius:14px;min-height:142px;box-shadow:0 8px 20px rgba(65,115,180,.06)}.quick-item h3{margin-bottom:8px}.text-link{display:inline-flex;margin-top:8px;color:var(--brand2);font-weight:700}.text-link:hover{text-decoration:underline}.feature-split{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}.media-frame{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}.media-frame img{width:100%;height:auto;max-height:420px;object-fit:contain;border-radius:12px}.point-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.point{padding:14px 16px;border-left:3px solid #cfe6fb;background:#fff;border-radius:10px}.editorial-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.editor-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 14px 22px;box-shadow:0 8px 22px rgba(65,115,180,.07)}.editor-card img{width:100%;height:auto;max-height:300px;object-fit:contain;border-radius:12px;background:#f8fbff}.editor-card .body{padding:18px 8px 0}.asymmetric{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px}.asymmetric .panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}.asymmetric .panel.media-panel{padding:12px}.asymmetric img{width:100%;height:auto;max-height:320px;object-fit:contain;border-radius:12px}.service-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}.service-strip div{background:#fff;padding:20px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review{padding:22px;background:#fff;border:1px solid var(--line);border-radius:14px}.faq-list{display:grid;gap:10px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.faq-item button{width:100%;padding:17px 20px;border:0;background:#fff;color:#51658f;text-align:left;font-weight:700;display:flex;justify-content:space-between;gap:16px}.faq-item .answer{display:none;padding:0 20px 18px}.faq-item.open .answer{display:block}.faq-item.open button{color:var(--brand2)}.compliance{padding:24px;border:1px solid #dceaf7;border-radius:14px;background:#eef7ff}.page-hero{padding:66px 0 44px;background:linear-gradient(180deg,#f9fcff,#eef6ff)}.page-hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.page-hero img{width:100%;height:auto;max-height:380px;object-fit:contain}.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.content-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}.timeline{position:relative;margin:20px 0;padding-left:24px}.timeline:before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:#dcebf9}.timeline-item{position:relative;padding:0 0 22px 16px}.timeline-item:before{content:"";position:absolute;left:-23px;top:7px;width:10px;height:10px;border-radius:50%;background:var(--brand)}.notice-list{display:grid;gap:12px}.notice-list div{padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:12px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.contact-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px}.site-footer{margin-top:0;background:#fff;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:28px;padding:48px 0}.footer-brand img{width:142px;max-height:46px;object-fit:contain;margin-bottom:16px}.site-footer h3{font-size:16px;margin-bottom:12px}.site-footer a{display:block;padding:4px 0}.site-footer a:hover{color:var(--brand2)}.footer-bottom{text-align:center;padding:16px 20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}.floating-service{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:9000;width:64px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}.floating-service a,.floating-service button{display:flex;width:100%;min-height:48px;align-items:center;justify-content:center;border:0;border-bottom:1px solid var(--line);background:#fff;color:var(--text);font-size:13px}.floating-service>*:last-child{border-bottom:0}.floating-service a:hover,.floating-service button:hover{color:var(--brand2);background:var(--soft)}.mobile-bottom-nav{display:none}
@media(max-width:1023px){.header-inner{gap:18px}.desktop-nav{gap:16px}.desktop-nav>a,.more-toggle{font-size:14px}.brand-logo img{width:122px}.more-menu{right:-80px;width:min(340px,calc(100vw - 40px));grid-template-columns:repeat(3,1fr)}.quick-grid{grid-template-columns:repeat(2,1fr)}.service-strip{grid-template-columns:repeat(2,1fr)}.review-grid,.content-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){:root{--header:64px}.site-header{height:64px}.header-inner{width:100%;padding:0 12px;justify-content:space-between;gap:8px}.desktop-nav{display:none}.mobile-menu-btn{display:flex;flex:0 0 42px}.brand-logo{position:absolute;left:50%;transform:translateX(-50%)}.brand-logo img{width:118px;max-height:38px}.header-cta{min-height:40px;padding:0 14px;font-size:14px;margin-left:auto}.container{width:min(100% - 28px,var(--max))}.section{padding:52px 0}.page-hero{padding:44px 0 34px}.intro-grid,.split,.app-grid,.feature-split,.page-hero .wrap,.editorial-grid,.asymmetric{grid-template-columns:1fr;gap:24px}.page-hero .media-frame{order:-1}.quick-grid{display:flex;overflow-x:auto;gap:12px;padding-bottom:6px;scroll-snap-type:x proximity}.quick-item{flex:0 0 78%;min-height:132px;scroll-snap-align:start}.point-list{grid-template-columns:1fr}.editorial-grid,.review-grid,.content-grid,.contact-grid{grid-template-columns:1fr}.service-strip{grid-template-columns:1fr 1fr}.media-frame img,.page-hero img{max-height:300px}.floating-service{display:none}.carousel-btn{width:40px;height:40px;font-size:22px}.carousel-prev{left:10px}.carousel-next{right:10px}.carousel-dots{bottom:10px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);height:calc(60px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);z-index:10020}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom-nav a.active{color:var(--brand);font-weight:700}body{padding-bottom:calc(60px + env(safe-area-inset-bottom))}.footer-grid{grid-template-columns:1fr}.site-footer{margin-bottom:0}.asymmetric .panel{padding:20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}