:root{--bg:#F1F6FE;--surface:#fff;--soft:#F5F8FE;--blue:#4A9FF2;--blue2:#3F94EC;--text:#66769F;--muted:#8794B5;--border:#E4EAF5;--shadow:0 10px 28px rgba(65,115,180,.10);--radius:16px}
*{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","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}img{max-width:100%;display:block}main{min-height:60vh}.container{width:min(1200px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;height:72px;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(228,234,245,.9);backdrop-filter:blur(12px)}.header-inner{height:100%;width:min(1220px,calc(100% - 32px));margin:auto;display:flex;align-items:center;gap:28px;white-space:nowrap}.brand-logo img,.drawer-logo img,.footer-brand img{object-fit:contain}.brand-logo{width:150px;flex:0 0 150px}.brand-logo img{height:42px;width:auto;max-width:100%}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:25px;flex:1;min-width:0}.desktop-nav>a,.more-toggle{height:72px;display:flex;align-items:center;border:0;background:none;color:#66769F;cursor:pointer;padding:0 2px;position:relative}.desktop-nav>a::after,.more-toggle::after{content:"";position:absolute;left:20%;right:20%;bottom:0;height:3px;background:transparent;border-radius:3px}.desktop-nav>a:hover,.desktop-nav>a.active,.more-toggle:hover,.more-toggle.active{color:var(--blue2)}.desktop-nav>a.active::after,.more-toggle.active::after{background:var(--blue)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 22px;border-radius:10px;color:#fff;background:linear-gradient(135deg,#63B0F8,#4A9FF2);font-weight:700;box-shadow:0 8px 20px rgba(74,159,242,.2)}.main-btn:hover,.main-btn:focus{background:linear-gradient(135deg,#4A9FF2,#3F94EC);outline:none}.header-cta{flex:0 0 auto}.more-menu-wrap{position:relative;height:72px;display:flex;align-items:center}.more-menu{position:absolute;top:64px;right:-40px;width:370px;display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:12px;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-4px);transition:.18s ease;z-index:10020}.more-menu.show{opacity:1;visibility:visible;pointer-events:auto;transform:none}.more-menu a{padding:10px 12px;border-radius:9px;color:var(--text);font-size:14px}.more-menu a:hover,.more-menu a.active{color:var(--blue2);background:#F2F7FD}.mobile-menu-btn{display:none;width:42px;height:42px;border:0;background:transparent;align-items:center;justify-content:center;flex-direction:column;gap:5px}.mobile-menu-btn span{width:22px;height:2px;background:#66769F;border-radius:2px}.drawer-mask{position:fixed;inset:0;background:rgba(27,47,79,.28);opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease;z-index:10040}.drawer-mask.show{opacity:1;visibility:visible;pointer-events:auto}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:82%;max-width:320px;background:#fff;box-shadow:18px 0 42px rgba(50,90,145,.15);transform:translateX(-105%);transition:transform .24s ease;z-index:10050;overflow-y:auto;overscroll-behavior:contain}.mobile-drawer.open{transform:translateX(0)}.drawer-head{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--border)}.drawer-logo{width:130px}.drawer-logo img{height:38px;width:auto}.drawer-close{width:42px;height:42px;border:1px solid var(--border);background:#fff;color:#66769F;border-radius:10px;font-size:28px;line-height:1}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:13px 12px;border-radius:10px}.drawer-nav a:hover{background:#F3F8FE;color:var(--blue2)}html.menu-open,body.menu-open{overflow:hidden}.mobile-bottom-nav{display:none}.floating-tools{position:fixed;right:18px;top:45%;transform:translateY(-50%);z-index:9000;display:grid;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}.floating-tools a,.floating-tools button{width:58px;min-height:48px;border:0;border-bottom:1px solid var(--border);background:#fff;color:var(--text);font-size:13px;display:flex;align-items:center;justify-content:center;cursor:pointer}.floating-tools>*:last-child{border-bottom:0}.floating-tools a:hover,.floating-tools button:hover{color:var(--blue2);background:#F5F9FE}.section{padding:72px 0}.section.compact{padding:50px 0}.section.soft{background:var(--soft)}.section.white{background:#fff}.eyebrow{color:var(--blue);font-weight:700;font-size:14px;letter-spacing:.08em}.section-title{margin:6px 0 14px;color:#405174;font-size:clamp(26px,3vw,38px);line-height:1.25}.lead{font-size:17px;max-width:780px}.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.tag{padding:6px 11px;border:1px solid #DCE8F7;background:#F7FBFF;border-radius:999px;color:#6382A9;font-size:13px}.carousel{position:relative;width:100%;overflow:hidden;background:#EAF3FD;touch-action:pan-y pinch-zoom}.carousel-track{display:flex;transition:transform .45s ease;will-change:transform}.carousel-slide{min-width:100%}.carousel-slide img{width:100%;height:auto;object-fit:contain;object-position:center}.carousel-control{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.8);color:#4E6D94;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(53,91,140,.14)}.carousel-control.prev{left:18px}.carousel-control.next{right:18px}.carousel-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.carousel-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.72);cursor:pointer;padding:0}.carousel-dot.active{background:var(--blue)}.intro-grid,.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quick-item{background:#fff;border:1px solid var(--border);padding:22px;border-radius:14px;box-shadow:0 8px 22px rgba(65,115,180,.07)}.quick-item h3{margin:0 0 8px;color:#455978}.text-link{color:var(--blue2);font-weight:700}.feature-image{background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px;box-shadow:var(--shadow)}.feature-image img{width:100%;height:auto;max-height:420px;object-fit:contain}.point-list{display:grid;gap:12px;margin:20px 0}.point-list div{display:flex;gap:12px;align-items:flex-start}.point-list div::before{content:"";width:8px;height:8px;background:var(--blue);border-radius:50%;margin-top:10px;flex:0 0 auto}.editorial-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.editorial-card{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.editorial-card .content{padding:24px}.editorial-card h3{margin:0 0 8px;color:#455978;font-size:24px}.editorial-card img{width:100%;height:auto;max-height:300px;object-fit:contain;background:#F6F9FD}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.info-strip{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.info-strip div{padding:20px;border-right:1px solid var(--border)}.info-strip div:last-child{border-right:0}.info-strip strong{display:block;color:#465B7D;margin-bottom:4px}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review{padding:22px;background:#fff;border-left:3px solid #9ACCF9;border-radius:12px;box-shadow:0 8px 20px rgba(65,115,180,.07)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;color:#465B7D;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item p{padding:0 20px 18px;margin:0}.page-hero{padding:58px 0 36px;background:linear-gradient(180deg,#F8FBFF 0%,#F1F6FE 100%)}.page-hero h1{font-size:clamp(32px,4vw,48px);line-height:1.2;color:#405174;margin:0 0 16px}.content-stack{display:grid;gap:24px}.content-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:26px;box-shadow:var(--shadow)}.content-card h2,.content-card h3{color:#455978;margin-top:0}.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.timeline{display:grid;gap:16px;border-left:2px solid #D9EAFB;padding-left:24px}.timeline article{position:relative;background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.timeline article::before{content:"";position:absolute;left:-31px;top:24px;width:12px;height:12px;border-radius:50%;background:var(--blue);border:3px solid #F1F6FE}.site-footer{background:#EAF3FD;border-top:1px solid var(--border);margin-top:30px}.footer-grid{padding:48px 0;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}.footer-brand img{height:44px;width:auto;margin-bottom:14px}.site-footer h3{margin:0 0 12px;color:#455978}.site-footer a{display:block;margin:7px 0}.site-footer a:hover{color:var(--blue2)}.footer-bottom{text-align:center;padding:14px;border-top:1px solid rgba(228,234,245,.9);font-size:13px}.contact-form{display:grid;gap:14px}.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:#607196;background:#fff}.contact-form textarea{min-height:130px;resize:vertical}
@media(max-width:1023px){.header-inner{gap:16px}.brand-logo{width:130px;flex-basis:130px}.desktop-nav{gap:16px}.more-menu{right:-80px;width:340px;grid-template-columns:repeat(3,1fr)}.floating-tools{display:none}.quick-grid{grid-template-columns:repeat(2,1fr)}.three-grid{grid-template-columns:repeat(2,1fr)}.reviews{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){body{padding-bottom:calc(64px + env(safe-area-inset-bottom));overflow-x:hidden}.site-header{height:64px}.header-inner{height:64px;width:calc(100% - 20px);display:grid;grid-template-columns:48px 1fr auto;gap:8px}.desktop-nav{display:none}.mobile-menu-btn{display:flex}.brand-logo{width:132px;justify-self:center}.brand-logo img{height:38px;margin:auto}.header-cta{min-height:40px;padding:0 15px}.section{padding:48px 0}.section.compact{padding:38px 0}.container{width:min(100% - 28px,1200px)}.carousel-control{width:40px;height:40px}.carousel-control.prev{left:10px}.carousel-control.next{right:10px}.intro-grid,.two-col,.split-feature,.editorial-grid{grid-template-columns:1fr;gap:22px}.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.quick-item{padding:16px}.info-strip{grid-template-columns:1fr 1fr}.info-strip div:nth-child(2){border-right:0}.info-strip div:nth-child(-n+2){border-bottom:1px solid var(--border)}.reviews{grid-template-columns:1fr}.three-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:22px;padding:36px 0}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;height:calc(60px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--border);z-index:10020;box-shadow:0 -8px 24px rgba(65,115,180,.08)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;min-height:60px;color:#7B89A9;font-size:14px}.mobile-bottom-nav a.active{color:var(--blue);font-weight:700}.page-hero{padding:42px 0 28px}.section-title{font-size:28px}.feature-image img{max-height:none}.editorial-card img{max-height:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}