:root{--bg:#E6EBF2;--panel:#fff;--panel2:#F5F7FB;--blue:#289CFF;--text:#243447;--muted:#66788A;--soft:#8A9AAF;--line:rgba(40,156,255,.16);--shadow:0 14px 36px rgba(56,92,138,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:20000;background:#F5F7FB;border-bottom:1px solid rgba(78,95,122,.1);box-shadow:0 8px 24px rgba(36,52,71,.06)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:72px}.logo{flex:0 0 auto}.logo img{max-height:48px;width:auto}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:18px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.nav-button{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:23px 0;border:0;background:transparent;cursor:pointer;font-family:inherit}.nav>a:after,.nav-button:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:#289CFF;transform:scaleX(0);transition:.2s}.nav>a:hover,.nav>a.active,.nav-button:hover,.nav-button.active{color:#289CFF}.nav>a:hover:after,.nav>a.active:after,.nav-button:hover:after,.nav-button.active:after{transform:scaleX(1)}.dropdown,.more-dropdown{position:relative}.dropdown-menu,.more-menu{position:absolute;top:calc(100% - 6px);left:-18px;min-width:190px;padding:8px;background:#fff;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:30000;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu,.dropdown:focus-within .dropdown-menu,.more-dropdown:focus-within .more-menu{opacity:1;visibility:visible;transform:none}.dropdown-menu a,.more-menu a{display:block;padding:10px 13px;color:#4E5F7A;border-radius:9px}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.header-action{flex:0 0 auto}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;font-weight:800;box-shadow:0 9px 20px rgba(36,155,255,.24);white-space:nowrap}.main-btn:hover{transform:translateY(-1px)}.menu-toggle{display:none;width:42px;height:42px;border:0;background:#fff;border-radius:12px;box-shadow:0 6px 18px rgba(36,52,71,.08);padding:10px}.menu-toggle span{display:block;height:2px;background:#4E5F7A;margin:5px 0}.drawer-overlay{position:fixed;inset:0;background:rgba(20,34,52,.45);z-index:29998;opacity:0;visibility:hidden;transition:.25s}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:min(84vw,320px);background:#fff;z-index:29999;transform:translateX(-105%);transition:.28s;overflow:auto}.drawer-overlay.open{opacity:1;visibility:visible}.mobile-drawer.open{transform:none}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid #e7edf4}.drawer-head img{max-height:42px;width:auto}.drawer-close{border:0;background:#EEF2F7;width:38px;height:38px;border-radius:10px;font-size:25px}.drawer-nav{padding:12px}.drawer-nav a{display:block;padding:12px 14px;border-radius:10px;color:#4E5F7A;font-weight:700}.drawer-nav a:hover{background:#EEF6FF;color:#289CFF}.drawer-open{overflow:hidden}.banner-slider{max-width:1180px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}.slides{position:relative}.slide{display:none}.slide.active{display:block}.slide img{width:100%;height:520px;object-fit:contain;background:#fff}.slider-copy{position:absolute;left:38px;bottom:38px;width:min(430px,44%);background:rgba(255,255,255,.94);border:1px solid rgba(40,156,255,.16);border-radius:18px;padding:22px;box-shadow:var(--shadow)}.slider-copy h1{margin:0 0 8px;font-size:30px}.slider-copy p{margin:0;color:var(--muted)}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border:0;border-radius:50%;background:rgba(255,255,255,.92);color:#289CFF;font-size:26px;cursor:pointer;box-shadow:0 8px 22px rgba(36,52,71,.15)}.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:16px;display:flex;justify-content:center;gap:8px}.slider-dot{width:10px;height:10px;border:0;border-radius:50%;background:#b8c7d8;padding:0}.slider-dot.active{background:#289CFF;transform:scale(1.2)}.mobile-slider-copy{display:none}.section{padding:46px 0}.section.alt{background:#EEF2F7}.section-head{max-width:760px;margin:0 auto 28px;text-align:center}.eyebrow{display:inline-block;color:#289CFF;font-weight:800;letter-spacing:.08em;font-size:13px}.section h1,.section h2,.section h3,.page-hero h1{color:#289CFF}.section-head h2{margin:7px 0 10px;font-size:32px}.section-head p{margin:0;color:var(--muted)}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card,.zone-card,.info-card,.review-card{background:rgba(255,255,255,.92);border:1px solid var(--line);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:18px;padding:24px}.card h3,.zone-card h3,.info-card h3,.review-card h3{margin-top:0}.card p,.zone-card p,.info-card p,.review-card p{color:var(--muted);margin-bottom:0}.text-link{display:inline-block;margin-top:14px;color:#289CFF;font-weight:800}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}.split.reverse{grid-template-columns:.9fr 1.1fr}.media-card{background:#fff;border-radius:22px;padding:14px;box-shadow:var(--shadow)}.content-img{width:100%;height:auto;object-fit:contain;border-radius:14px}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.feature-item{background:#F5F7FB;border-radius:14px;padding:14px;border:1px solid var(--line)}.number-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{position:relative;background:#fff;border-radius:18px;padding:24px 20px 20px;border:1px solid var(--line);box-shadow:var(--shadow)}.step b{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#289CFF;color:#fff;margin-bottom:14px}.notice{background:#243447;color:#EAF3FF;border-radius:20px;padding:26px}.notice h2,.notice h3{color:#fff}.notice p{color:#d5e4f2}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border-radius:16px;padding:20px;border:1px solid var(--line)}.faq-item h3{margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}.page-hero{padding:56px 0 32px}.page-hero .inner{background:linear-gradient(135deg,#fff,#EEF6FF);border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow)}.page-hero h1{font-size:38px;margin:0 0 12px}.page-hero p{max-width:820px;margin:0;color:var(--muted)}.prose{background:#fff;border-radius:20px;padding:28px;border:1px solid var(--line);box-shadow:var(--shadow)}.prose p{color:var(--muted)}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px;padding:46px 0}.footer-brand img{max-height:46px;width:auto;margin-bottom:16px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#dbe8f4;margin:6px 0}.site-footer p{color:#cbd9e6}.footer-bottom{text-align:center;padding:18px;border-top:1px solid rgba(255,255,255,.1);color:#cbd9e6;font-size:14px}.pill-row{display:flex;flex-wrap:wrap;gap:10px}.pill{padding:8px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;color:#4E5F7A;font-weight:700}@media(max-width:1080px){.nav{gap:12px}.nav>a,.nav-button{font-size:14px}.logo img{max-height:42px}.slide img{height:440px}}@media(max-width:900px){.nav-wrap{display:none}.menu-toggle{display:block}.header-inner{display:grid;grid-template-columns:42px 1fr auto;gap:12px}.logo{justify-self:center}.header-action .main-btn{min-height:38px;padding:0 17px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.split,.split.reverse{grid-template-columns:1fr}.number-steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.slider-copy{display:none}.mobile-slider-copy{display:block;background:#fff;padding:22px;border-top:1px solid var(--line)}.mobile-slider-copy h1{font-size:26px;margin:0 0 8px}.mobile-slider-copy p{margin:0;color:var(--muted)}.slide img{height:auto;min-height:260px}}@media(max-width:600px){.shell{width:min(100% - 22px,1180px)}.section{padding:34px 0}.section-head h2{font-size:27px}.grid-2,.grid-3,.grid-4,.feature-list,.number-steps,.footer-grid{grid-template-columns:1fr}.banner-slider{margin:18px 11px 28px;border-radius:16px}.slide img{min-height:210px;object-fit:contain}.slider-arrow{width:38px;height:38px;font-size:20px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}.slider-dots{bottom:8px}.mobile-slider-copy{padding:18px}.page-hero{padding:28px 0 18px}.page-hero .inner{padding:26px 22px}.page-hero h1{font-size:30px}.card,.zone-card,.info-card,.review-card,.prose{padding:20px}.step{padding:20px}.footer-grid{padding:36px 0}.logo img{max-width:118px}.header-inner{min-height:64px}}