/* 更开阔的产品官网排版与多列导航 */
body{font-size:17px}.wrap{width:min(1280px,91%)}.top{height:82px}.brand{font-size:27px}.nav{gap:20px;font-size:15px}.nav-cta{padding:13px 20px;font-size:14px}.hero{padding:125px 0 105px}.hero-grid{gap:82px}.hero h1{font-size:clamp(52px,5.8vw,78px);line-height:1.06;letter-spacing:-4.8px}.hero p{font-size:19px;max-width:595px}.hero-stage{min-height:470px}.section{padding:120px 0}.section-head{margin-bottom:52px}.section-head h2,.pricing-copy h2,.partner h2,.consult h2,.about h2{font-size:52px;letter-spacing:-2.6px}.section-head p{font-size:16px;line-height:1.85}.trust{padding:30px 0}.trust p,.trust span{font-size:14px}.nav-dropdown{height:82px;display:flex;align-items:center}.dropdown-panel.mega-menu{top:65px;left:-405px;width:720px;padding:28px;grid-template-columns:1fr 1fr 1.1fr;gap:20px;border-radius:0 0 16px 16px;border-top:3px solid #2969f5;box-shadow:0 24px 60px #15213a24}.nav-dropdown:hover .mega-menu,.nav-dropdown:focus-within .mega-menu{display:grid}.mega-menu section{display:flex;flex-direction:column;gap:7px}.mega-menu section>b{margin-bottom:7px;font-size:13px;color:#1d2e4d}.mega-menu section>a{padding:10px;border-radius:8px}.mega-menu section>a:hover{background:#f3f7ff}.mega-menu strong,.mega-menu small{display:block}.mega-menu strong{font-size:14px;color:#243551}.mega-menu small{margin-top:4px;color:#8492a5;font-size:11px}.mega-menu .mega-highlight{padding:18px;border-radius:12px;background:linear-gradient(145deg,#173d8c,#517feb);color:white}.mega-menu .mega-highlight b{color:#dce8ff}.mega-menu .mega-highlight p{margin:6px 0 13px;color:#dae6ff;font-size:12px;line-height:1.65}.mega-menu .mega-highlight a{padding:0;color:#fff;font-size:13px;font-weight:700}.product-heading{align-items:flex-end}.heading-side{display:flex;align-items:end;gap:34px}.heading-side p{margin:0}.product-scroll-controls{display:flex;gap:9px;flex-shrink:0}.product-scroll-controls button{display:grid;place-items:center;width:48px;height:48px;border:1px solid #d9e1ee;border-radius:50%;background:#fff;color:#1e3458;font-size:22px;cursor:pointer;transition:.2s}.product-scroll-controls button:hover{border-color:#2969f5;background:#2969f5;color:#fff;box-shadow:0 12px 22px #2969f530}.product-scroll{padding:8px 3px 20px}.product-scroll .product-card{width:296px;min-height:305px;padding:29px}.product-card h3{font-size:20px}.product-card p{font-size:14px}.scroll-hint{display:none}.case-card{padding:16px}.case-phone{min-height:240px}.case-phone b{font-size:23px}.help-grid a{padding:30px;min-height:245px}.about-grid{gap:90px}.advantage-grid article{min-height:170px;padding:22px}.consult{padding:85px 0}@media(max-width:1050px){.nav{gap:12px;font-size:13px}.nav-cta{padding:10px 12px}.dropdown-panel.mega-menu{left:-400px}.heading-side{gap:20px}}@media(max-width:800px){body{font-size:16px}.top{height:65px}.nav-dropdown{height:auto}.dropdown-panel.mega-menu{width:auto;grid-template-columns:1fr;position:static;margin-top:8px;padding:13px;border:1px solid #e4eaf3}.mega-menu .mega-highlight{display:none}.hero{padding:78px 0 65px}.hero h1{font-size:46px;letter-spacing:-2.8px}.hero p{font-size:16px}.section{padding:75px 0}.section-head h2,.pricing-copy h2,.partner h2,.consult h2,.about h2{font-size:37px}.heading-side{width:100%;justify-content:space-between;align-items:center}.heading-side p{width:70%}.product-scroll-controls button{width:41px;height:41px}.case-phone{min-height:200px}}@media(max-width:430px){.section-head h2,.pricing-copy h2,.partner h2,.consult h2,.about h2{font-size:32px}.hero h1{font-size:41px}.heading-side p{width:63%;font-size:14px}.product-scroll-controls{gap:5px}.product-scroll-controls button{width:36px;height:36px;font-size:18px}}