*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFFFFF;color:#252B3A;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.96);border-bottom:1px solid rgba(49,92,255,0.12);backdrop-filter:blur(10px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}.logo{display:inline-flex;align-items:center;flex:0 0 auto}.logo img{max-height:52px;width:auto;display:block;object-fit:contain}.nav-core{display:flex;align-items:center;gap:24px;white-space:nowrap;flex-wrap:nowrap;min-width:0}.nav-core a{color:#252B3A;position:relative;font-weight:700;font-size:15px}.nav-core a:hover,.nav-core a.active{color:#315CFF}.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:-12px;width:28px;height:3px;border-radius:999px;background:#315CFF;transform:translateX(-50%)}.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#315CFF 0%,#5F7DFF 52%,#8CA5FF 100%);color:#FFFFFF;border-radius:999px;padding:11px 24px;font-weight:800;border:0;box-shadow:0 12px 24px rgba(49,92,255,0.22);transition:transform .2s ease,box-shadow .2s ease}.main-btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(49,92,255,0.28)}.header-register{padding:10px 22px;flex:0 0 auto}.channel-bar{background:#F5F7FB;border-top:1px solid rgba(49,92,255,0.06);border-bottom:1px solid rgba(49,92,255,0.10)}.channel-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:8px 0;scrollbar-width:none}.channel-scroll::-webkit-scrollbar{display:none}.channel-bar a{display:inline-flex;align-items:center;color:#5F6B82;padding:8px 13px;border-radius:999px;font-size:14px;white-space:nowrap;font-weight:650}.channel-bar a:hover,.channel-bar a.active{color:#315CFF;background:rgba(49,92,255,0.10)}.site-main{padding-top:126px;min-height:70vh}.section{padding:46px 0}.section-soft{background:#F5F7FB}.section-blue{background:#EEF4FF}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-kicker{display:inline-flex;color:#315CFF;background:rgba(49,92,255,0.10);border:1px solid rgba(49,92,255,0.12);border-radius:999px;padding:4px 12px;font-weight:800;font-size:13px}.section-title,h1,h2,h3{color:#17213A}.section-title{font-size:30px;line-height:1.25;margin:8px 0 0}.section-desc{max-width:690px;color:#5F6B82;margin:10px 0 0}.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:#F5F7FB;box-shadow:0 14px 34px rgba(31,45,85,0.08);overflow:hidden;position:relative;height:clamp(260px,31vw,360px)}.slides{width:100%;height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .48s ease;background:#F5F7FB}.slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F5F7FB}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border:0;border-radius:999px;background:rgba(255,255,255,0.92);box-shadow:0 10px 26px rgba(31,45,85,0.14);color:#315CFF;font-size:30px;line-height:1;cursor:pointer}.slider-btn.prev{left:16px}.slider-btn.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:12px;z-index:2;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;border:0;border-radius:999px;background:rgba(49,92,255,0.26);cursor:pointer;padding:0}.slider-dot.active{width:24px;background:#315CFF}.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.intro-panel,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card,.page-panel{background:#FFFFFF;border:1px solid rgba(49,92,255,0.14);box-shadow:0 14px 34px rgba(31,45,85,0.08);border-radius:18px}.intro-panel{padding:30px}.intro-panel h1{font-size:38px;line-height:1.22;margin:12px 0 14px}.intro-panel p{color:#5F6B82;margin:0 0 18px}.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.entry-card{padding:18px;border-radius:16px;background:#F5F7FB;border:1px solid rgba(49,92,255,0.10)}.entry-card strong{display:block;color:#17213A;margin-bottom:6px}.entry-card span{font-size:14px;color:#5F6B82}.flash-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.info-card{padding:18px}.info-card .num{display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;border-radius:12px;background:#EEF4FF;color:#315CFF;font-weight:900;margin-bottom:10px}.info-card h3{margin:0 0 8px;font-size:18px}.info-card p{margin:0;color:#5F6B82;font-size:14px}.advantage-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.advantage-item{padding:18px 18px 18px 20px;border-left:4px solid #315CFF;background:#FFFFFF;border-radius:16px;box-shadow:0 12px 28px rgba(31,45,85,0.06)}.advantage-item strong{display:block;color:#17213A}.advantage-item span{display:block;color:#5F6B82;font-size:14px;margin-top:4px}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.feature-copy{padding:28px}.feature-copy h2{font-size:28px;margin:0 0 14px}.feature-copy p{color:#5F6B82}.feature-img{height:280px;border-radius:18px;overflow:hidden;background:#F5F7FB;border:1px solid rgba(49,92,255,0.10);display:flex;align-items:center;justify-content:center}.feature-img img{width:100%;height:100%;object-fit:contain}.recommend-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.product-card{background:#FFFFFF;border:1px solid rgba(49,92,255,0.14);box-shadow:0 14px 34px rgba(31,45,85,0.08);border-radius:18px;overflow:hidden}.product-card img{width:100%;height:160px;object-fit:contain;background:#F5F7FB}.product-card div{padding:16px}.product-card h3{margin:0 0 8px;font-size:18px}.product-card p{margin:0;color:#5F6B82;font-size:14px}.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.zone-card{padding:18px}.zone-card img,.info-card img,.content-img{max-width:100%;height:auto;max-height:230px;object-fit:contain}.zone-card h3{margin:12px 0 8px}.zone-card p{color:#5F6B82;margin:0;font-size:14px}.app-band{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center;background:#FFFFFF;border:1px solid rgba(49,92,255,0.14);box-shadow:0 14px 34px rgba(31,45,85,0.08);border-radius:24px;padding:28px}.app-band .feature-img{height:250px}.notice-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.notice-card{padding:20px}.notice-card h3{margin:0 0 10px}.notice-card p{margin:0;color:#5F6B82}.security-box{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.security-box div{padding:18px;background:#FFFFFF;border:1px solid rgba(49,92,255,0.14);border-radius:16px}.security-box strong{color:#17213A}.security-box p{margin:8px 0 0;color:#5F6B82;font-size:14px}.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.review-card{padding:20px}.review-card p{margin:0;color:#5F6B82}.review-card strong{display:block;margin-top:14px;color:#17213A}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.faq-item{padding:20px}.faq-item h3{margin:0 0 10px;font-size:18px}.faq-item p{margin:0;color:#5F6B82}.compliance{background:#101828;color:#D8E0F2;border-radius:24px;padding:28px}.compliance h2{color:#FFFFFF;margin-top:0}.compliance p{color:#D8E0F2;margin:0}.page-hero{padding:42px 0;background:linear-gradient(180deg,#F5F7FB 0%,#FFFFFF 100%)}.page-hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}.page-copy{padding:32px}.page-copy h1{font-size:38px;line-height:1.24;margin:12px 0 14px}.page-copy p{color:#5F6B82;margin:0 0 18px}.page-image{height:300px;border-radius:22px;background:#F5F7FB;border:1px solid rgba(49,92,255,0.12);display:flex;align-items:center;justify-content:center;overflow:hidden}.page-image img{width:100%;height:100%;object-fit:contain}.page-content{padding:42px 0}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.page-panel{padding:24px}.page-panel h2{margin:0 0 12px}.page-panel p{color:#5F6B82;margin:0 0 12px}.point-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.point-list .card{padding:20px}.point-list h3{margin:0 0 8px}.point-list p{margin:0;color:#5F6B82}.mini-list{display:grid;gap:12px}.mini-list li{background:#F5F7FB;border:1px solid rgba(49,92,255,0.10);border-radius:14px;padding:12px 14px;color:#5F6B82}.site-footer{background:#101828;color:#D8E0F2;margin-top:40px;padding:42px 0 0}.footer-wrap{display:grid;grid-template-columns:1.35fr .65fr .65fr .65fr;gap:30px}.footer-brand p{max-width:460px;color:#D8E0F2}.footer-note{font-size:14px;color:#AEB9CC!important}.site-footer h3{color:#FFFFFF;margin:0 0 12px}.footer-col a{display:block;color:#D8E0F2;margin:8px 0}.footer-col a:hover{color:#FFFFFF}.site-footer .logo img{max-height:48px}.footer-bottom{border-top:1px solid rgba(255,255,255,0.12);display:flex;justify-content:space-between;gap:18px;padding:18px 0;margin-top:28px;color:#AEB9CC;font-size:14px}.mobile-menu-btn{display:none;border:0;background:transparent;padding:8px;gap:5px;flex-direction:column}.mobile-menu-btn span{display:block;width:22px;height:2px;background:#17213A;border-radius:2px}.drawer-mask{position:fixed;inset:0;background:rgba(16,24,40,0.42);z-index:1400;opacity:0;pointer-events:none;transition:opacity .24s ease}.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:84%;max-width:320px;background:#FFFFFF;z-index:1500;transform:translateX(-102%);transition:transform .24s ease;box-shadow:20px 0 48px rgba(16,24,40,0.22);overflow-y:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(49,92,255,0.12)}.drawer-close{border:0;background:#F5F7FB;color:#17213A;border-radius:999px;width:34px;height:34px;font-size:24px;line-height:1}.drawer-nav{display:grid;gap:6px;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:12px;color:#252B3A;font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{background:#EEF4FF;color:#315CFF}.menu-open{overflow:hidden}.menu-open .drawer-mask{opacity:1;pointer-events:auto}.menu-open .mobile-drawer{transform:translateX(0)}.mobile-bottom-nav{display:none}.register-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:36px;background:#F5F7FB}.register-card{width:min(620px,100%);background:#FFFFFF;border:1px solid rgba(49,92,255,0.14);box-shadow:0 14px 34px rgba(31,45,85,0.08);border-radius:24px;padding:30px;text-align:center}.register-card h1{margin:10px 0}.register-card p{color:#5F6B82}.register-card .logo{justify-content:center}@media (max-width:980px){.nav-core{gap:14px}.flash-grid,.advantage-strip,.recommend-grid,.security-box{grid-template-columns:repeat(2,minmax(0,1fr))}.matrix-grid,.reviews,.point-list{grid-template-columns:repeat(2,minmax(0,1fr))}.intro-grid,.feature-row,.app-band,.page-hero-inner,.two-col{grid-template-columns:1fr}.footer-wrap{grid-template-columns:1fr 1fr}.page-image,.feature-img{height:250px}}@media (max-width:760px){body{padding-bottom:62px}.site-main{padding-top:70px}.header-inner{min-height:70px;width:100%;padding:0 14px}.wrap{width:min(100% - 28px,1180px)}.mobile-menu-btn{display:flex}.nav-core,.channel-bar{display:none}.logo img{max-height:44px}.header-register{padding:8px 16px;font-size:14px}.banner-slider{margin:16px auto 24px;border-radius:16px;height:clamp(150px,48vw,210px);width:calc(100% - 28px)}.slider-btn{width:34px;height:34px;font-size:24px}.slider-btn.prev{left:8px}.slider-btn.next{right:8px}.section{padding:34px 0}.section-head{display:block}.section-title{font-size:24px}.intro-panel{padding:22px}.intro-panel h1,.page-copy h1{font-size:28px}.entry-grid,.flash-grid,.advantage-strip,.recommend-grid,.matrix-grid,.notice-list,.security-box,.reviews,.faq-grid,.point-list{grid-template-columns:1fr}.feature-copy,.page-copy{padding:22px}.product-card img{height:140px}.app-band{padding:20px}.page-image,.feature-img,.app-band .feature-img{height:220px}.footer-wrap{grid-template-columns:1fr}.footer-bottom{display:block}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:1200;display:grid;grid-template-columns:repeat(4,1fr);background:#FFFFFF;border-top:1px solid rgba(31,45,85,0.12);box-shadow:0 -10px 28px rgba(31,45,85,0.06)}.mobile-bottom-nav a{padding:9px 4px 8px;text-align:center;color:#5F6B82;font-weight:800;font-size:13px}.mobile-bottom-nav a::before{content:"";display:block;width:6px;height:6px;border-radius:999px;background:#D7DDEC;margin:0 auto 3px}.mobile-bottom-nav a.active{color:#315CFF}.mobile-bottom-nav a.active::before{background:#315CFF}.compliance{border-radius:18px;padding:22px}}