:root{
  --bg:#FFFFFF;
  --muted-bg:#F5F7FB;
  --blue-bg:#EEF4FF;
  --brand:#315CFF;
  --brand-2:#4F73FF;
  --brand-3:#6B8DFF;
  --title:#17213A;
  --text:#252B3A;
  --muted:#5F6B82;
  --light:#8A95AA;
  --border:rgba(49,92,255,0.14);
  --shadow:0 14px 34px rgba(31,45,85,0.08);
  --footer:#101828;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;padding-top:124px;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}
.site-header{position:fixed;left:0;top:0;width:100%;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:flex;align-items:center;flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;justify-content:center;gap:24px;white-space:nowrap;flex-wrap:nowrap;min-width:0}.nav-core a{color:var(--text);position:relative;font-weight:700;font-size:15px}.nav-core a:hover,.nav-core a.active{color:var(--brand)}.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:-12px;width:28px;height:3px;border-radius:999px;background:var(--brand);transform:translateX(-50%)}.main-btn,.header-register{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border-radius:999px;background:linear-gradient(135deg,#315CFF 0%,#5F7DFF 52%,#8CA5FF 100%);color:#fff;font-weight:800;box-shadow:0 12px 24px rgba(49,92,255,.20);border:0}.header-register{flex:0 0 auto}.channel-bar{background:#F5F7FB;border-bottom:1px solid rgba(49,92,255,0.10)}.channel-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:9px 0;scrollbar-width:none}.channel-scroll::-webkit-scrollbar{display:none}.channel-bar a{display:inline-flex;align-items:center;color:#5F6B82;padding:8px 14px;border-radius:999px;font-size:14px;white-space:nowrap}.channel-bar a:hover,.channel-bar a.active{color:var(--brand);background:rgba(49,92,255,0.10)}.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-toggle span{width:22px;height:2px;background:var(--title);border-radius:99px}.site-main{min-height:60vh}.hero-section,.section{padding:58px 0}.hero-simple{background:linear-gradient(180deg,#EEF4FF 0%,#FFFFFF 100%);padding:58px 0 42px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);gap:34px;align-items:center}.hero-kicker,.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:800;background:rgba(49,92,255,.09);padding:6px 12px;border-radius:999px;font-size:14px}.hero-title,h1{font-size:clamp(32px,5vw,56px);line-height:1.12;margin:16px 0 18px;color:var(--title);letter-spacing:-.04em}.hero-lead{font-size:17px;color:var(--muted);max-width:720px}.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:24px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);color:var(--brand);border-radius:999px;padding:10px 22px;font-weight:800;background:#fff}.hero-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;padding:24px}.hero-card img,.feature-img,.about-img{width:100%;max-height:280px;object-fit:contain;background:var(--muted-bg);border-radius:18px}.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:#F5F7FB;box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.banner-slider .slide.active{opacity:1;z-index:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F5F7FB}.slider-prev,.slider-next{position:absolute;top:50%;z-index:3;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:999px;background:rgba(255,255,255,.86);box-shadow:0 8px 20px rgba(31,45,85,.16);color:var(--brand);font-size:26px;line-height:1;cursor:pointer}.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:3}.slider-dot{width:9px;height:9px;border-radius:999px;border:0;background:rgba(49,92,255,.25);cursor:pointer}.slider-dot.active{width:26px;background:var(--brand)}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}.section-head h2,.section-title{color:var(--title);font-size:clamp(24px,3vw,36px);line-height:1.22;margin:0}.section-head p{margin:8px 0 0;color:var(--muted);max-width:660px}.light-band{background:var(--muted-bg)}.blue-band{background:linear-gradient(180deg,#EEF4FF 0%,#FFFFFF 100%)}.intro-panel{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:28px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:26px;padding:28px;box-shadow:var(--shadow)}.intro-panel p{color:var(--muted);margin:0 0 14px}.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.quick-item,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card,.product-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px}.quick-item{padding:20px}.quick-item strong{display:block;color:var(--title);font-size:18px;margin-bottom:8px}.quick-item p{margin:0;color:var(--muted);font-size:14px}.advantage-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;overflow:hidden;border:1px solid var(--border);border-radius:22px;background:#fff;box-shadow:var(--shadow)}.advantage-strip div{padding:22px;border-right:1px solid rgba(49,92,255,.12)}.advantage-strip div:last-child{border-right:0}.advantage-strip b{color:var(--brand);display:block;margin-bottom:6px}.advantage-strip p{margin:0;color:var(--muted);font-size:14px}.feature-grid{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);gap:24px;align-items:center}.feature-copy{background:#fff;border:1px solid var(--border);border-radius:24px;padding:28px;box-shadow:var(--shadow)}.feature-copy h2{color:var(--title);margin:0 0 12px}.feature-copy p{color:var(--muted)}.pill-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.pill-list span{background:rgba(49,92,255,.09);color:var(--brand);border-radius:999px;padding:7px 12px;font-weight:700;font-size:13px}.product-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.product-card{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;color:var(--title);font-size:18px}.product-card p{margin:0;color:var(--muted);font-size:14px}.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.zone-card{padding:18px}.zone-card img,.info-card img,.content-img{max-width:100%;height:150px;width:100%;object-fit:contain;background:#F5F7FB;border-radius:14px}.zone-card h3,.info-card h3{color:var(--title);margin:14px 0 8px}.zone-card p,.info-card p{color:var(--muted);font-size:14px;margin:0}.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.notice-card{padding:22px}.notice-card h3{color:var(--title);margin:0 0 10px}.notice-card p,.notice-card li{color:var(--muted)}.notice-card ul{padding-left:18px;margin:10px 0 0}.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.review-card{padding:22px}.review-card p{color:var(--muted);margin:0 0 12px}.review-card b{color:var(--title)}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.faq-item{padding:20px}.faq-item h3{color:var(--title);margin:0 0 8px;font-size:18px}.faq-item p{margin:0;color:var(--muted)}.page-content{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px}.content-card{background:#fff;border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:28px;margin-bottom:22px}.content-card h2{margin:0 0 12px;color:var(--title);font-size:28px}.content-card h3{color:var(--title);margin:0 0 8px}.content-card p,.content-card li{color:var(--muted)}.content-card ul,.content-card ol{padding-left:20px}.side-panel{position:sticky;top:146px;height:max-content}.side-panel .notice-card{margin-bottom:18px}.mini-list{display:grid;gap:12px}.mini-list a{padding:12px 14px;background:#fff;border:1px solid var(--border);border-radius:14px;color:var(--muted);font-weight:700}.mini-list a:hover{color:var(--brand)}.site-footer{background:#101828;color:#D8E0F2;padding:46px 0 18px}.footer-grid{display:grid;grid-template-columns:1.35fr .7fr .7fr 1fr;gap:30px}.footer-logo img{max-height:48px;width:auto}.footer-brand p,.site-footer p{color:#D8E0F2;margin:14px 0}.site-footer h3{color:#fff;margin:0 0 12px}.site-footer a{display:block;color:#D8E0F2;margin:8px 0}.site-footer a:hover{color:#fff}.footer-app{color:#fff!important;font-weight:800}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:16px;color:#AEB8CC;font-size:14px}.drawer-mask{position:fixed;inset:0;background:rgba(16,24,40,.36);z-index:1400}.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#fff;z-index:1500;transform:translateX(-104%);transition:transform .25s ease;box-shadow:20px 0 40px rgba(16,24,40,.18);overflow-y:auto}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--border)}.drawer-logo img{max-height:46px;width:auto}.drawer-close{font-size:30px;line-height:1;background:#fff;border:0;color:var(--title)}.drawer-nav{display:grid;gap:4px;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:12px;color:var(--text);font-weight:700}.drawer-nav a.active,.drawer-nav a:hover{background:rgba(49,92,255,.09);color:var(--brand)}.mobile-bottom-nav{display:none}.register-panel{min-height:100vh;display:grid;place-items:center;background:linear-gradient(180deg,#EEF4FF 0%,#FFFFFF 100%);padding:36px}.register-box{max-width:720px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;padding:32px}.register-box h1{font-size:34px}.register-box p{color:var(--muted)}@media (max-width:980px){body{padding-top:74px;padding-bottom:72px}.header-inner{min-height:74px}.menu-toggle{display:flex}.nav-core,.channel-bar{display:none}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:46px}.header-register{padding:8px 18px}.hero-grid,.intro-panel,.feature-grid,.page-content{grid-template-columns:1fr}.side-panel{position:static}.quick-grid,.product-row,.matrix-grid,.reviews,.faq-grid,.two-col,.footer-grid{grid-template-columns:1fr 1fr}.banner-slider{width:calc(100% - 28px);height:clamp(150px,46vw,210px);margin-top:16px;border-radius:16px}.slider-prev,.slider-next{width:34px;height:34px;font-size:20px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:1200;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid #E8ECF5;box-shadow:0 -8px 24px rgba(16,24,40,.08)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:8px 2px 7px;color:#5F6B82;font-size:12px;font-weight:800}.mobile-bottom-nav a span{font-size:17px;line-height:1}.mobile-bottom-nav a.active{color:var(--brand)}}@media (max-width:640px){.wrap{width:calc(100% - 28px)}.hero-section,.section,.hero-simple{padding:38px 0}.hero-title,h1{font-size:32px}.quick-grid,.product-row,.matrix-grid,.reviews,.faq-grid,.two-col,.footer-grid{grid-template-columns:1fr}.advantage-strip{grid-template-columns:1fr}.advantage-strip div{border-right:0;border-bottom:1px solid rgba(49,92,255,.12)}.advantage-strip div:last-child{border-bottom:0}.section-head{display:block}.intro-panel,.content-card{padding:20px}.product-card img{height:140px}.zone-card img,.info-card img,.content-img{height:135px}.footer-grid{gap:18px}.register-box{padding:22px}.register-box h1{font-size:28px}}