.qa-page-root{min-height:100vh;font-family:"Source Han Sans CN",var(--font-geist-sans),-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#333;background:#f6f9ff;font-size:16px;line-height:1.5;position:relative;overflow-x:hidden}.qa-page-root a{color:inherit;text-decoration:none}.qa-page-root .fi-header{z-index:50;height:64px;box-shadow:none;background:0 0;border-bottom:1px solid #0000;transition:background-color .25s,border-color .25s,box-shadow .25s;position:fixed;top:0;left:0;right:0}.qa-page-root .fi-header.is-scrolled{background:#fffffff7;border-bottom-color:#015fb214;box-shadow:0 4px 18px #14508c14}.qa-page-root .fi-header.is-scrolled .fi-header-brand,.qa-page-root .fi-header.is-scrolled .fi-nav-link{color:#333}.qa-page-root .fi-header-inner{justify-content:space-between;align-items:center;width:100%;max-width:1200px;height:100%;margin:0 auto;padding:0 1rem;display:flex}.qa-page-root .fi-header-brand{white-space:nowrap;letter-spacing:0;color:#333;align-items:center;gap:.5rem;font-size:20px;font-weight:500;line-height:32px;display:inline-flex}.qa-page-root .fi-header-brand img{vertical-align:bottom;display:inline-block}.qa-page-root .fi-section-nav{white-space:nowrap;justify-content:center;align-items:center;gap:clamp(.25rem,1vw,.75rem);display:flex}.qa-page-root .fi-section-nav .fi-nav-link{color:#334155;border-radius:10px;justify-content:center;align-items:center;min-height:44px;padding:.625rem 1rem;font-size:14px;font-weight:500;line-height:1.5;transition:color .2s,background-color .2s;display:inline-flex}.qa-page-root .fi-section-nav .fi-nav-link:hover,.qa-page-root .fi-section-nav .fi-nav-link:focus-visible{color:#015fb2;background-color:#e7f1ff}.qa-page-root .fi-section-nav .fi-nav-link:focus-visible{outline-offset:2px;outline:2px solid #015fb2}.qa-page-root .fi-top-nav{align-items:center;column-gap:39px;display:none}.qa-page-root .fi-nav-link{color:#626468;font-size:14px;line-height:64px;transition:color .2s}.qa-page-root .fi-nav-link:hover,.qa-page-root .fi-nav-link--active{color:#015fb2}.qa-page-root .fi-nav-link--download{background:#015fb2;border-radius:8px;justify-content:center;align-items:center;width:83px;height:34px;line-height:1;display:inline-flex;color:#fff!important}.qa-page-root .fi-nav-link--download:hover{background:#0080de;color:#fff!important}.qa-page-root .fi-hero{background:url(/assets/ai-products/ai-gpt/bg-banner.png) 50%/cover no-repeat;width:100vw;max-width:1920px;min-height:654px;margin:0 auto;padding-top:64px;position:relative;overflow-x:hidden}.qa-page-root .fi-hero-container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.qa-page-root .fi-hero-content{flex-direction:column;align-items:flex-start;height:100%;padding-top:134px;display:flex}.qa-page-root .fi-hero-title{color:#333;letter-spacing:.05em;align-items:center;gap:.75rem;font-size:64px;font-weight:700;line-height:66px;display:flex}.qa-page-root .fi-hero-title img{vertical-align:bottom;width:50px;height:50px;display:inline-block}.qa-page-root .fi-hero-tags{color:#015fb2;flex-wrap:wrap;gap:10px;margin-top:29px;margin-bottom:54px;display:flex}.qa-page-root .fi-hero-tags span{font-size:1.25rem;line-height:1.75rem}.qa-page-root .fi-download-btn{text-align:center;background:#015fb2;border-radius:12px;width:212px;height:66px;margin-top:44px;font-size:18px;font-weight:500;line-height:66px;transition:background .2s;display:inline-block;color:#fff!important}.qa-page-root .fi-download-btn:hover,.qa-page-root .fi-download-btn:active{background:#0080de;color:#fff!important}.qa-page-root .fi-download-btn--large{background:#015fb2;border-radius:12px;width:221px;height:59px;margin-top:46px;font-size:20px;line-height:59px}.qa-page-root .fi-download-btn--large:hover{background:#0080de;color:#fff!important}.qa-page-root .fi-hero-download{flex-direction:column;align-items:flex-start;gap:.875rem;display:flex}.qa-page-root .fi-hero-download .fi-download-btn{margin:0}.qa-page-root .fi-system-support{color:#526173;background:#ffffffb8;border:1px solid #015fb224;border-radius:999px;align-items:center;min-height:32px;padding:0 .875rem;font-size:13px;line-height:1.4;display:inline-flex;box-shadow:0 8px 24px #14508c14}.qa-page-root .fi-features{margin-top:0}.qa-page-root .fi-features--white-bg{background-color:#fff}.qa-page-root .fi-features-container{flex-direction:column;row-gap:96px;width:100%;max-width:1200px;margin:0 auto;padding:80px .5rem;display:flex}.qa-page-root .fi-feature-item{z-index:1;flex-wrap:wrap;justify-content:center;align-items:center;gap:2rem;display:flex;position:relative}.qa-page-root .fi-feature-item--reverse{flex-direction:row-reverse}.qa-page-root .fi-feature-info{text-align:center;color:#333;flex:1;min-width:280px}.qa-page-root .fi-feature-title{color:#015fb2;margin-bottom:38px;font-size:42px;font-weight:700;line-height:100%}.qa-page-root .fi-feature-subtitle{color:#333;font-size:1.125rem;line-height:1.75rem}.qa-page-root .fi-feature-desc{color:#333;margin-top:1rem;font-size:1.125rem;line-height:1.75rem}.qa-page-root .fi-feature-image{content-visibility:auto;contain-intrinsic-size:400px 500px;flex:1;min-width:280px;max-width:100%;height:auto}.qa-page-root .fi-final-cta{text-align:center;color:#000;background:linear-gradient(270deg,#f3eeff 0%,#ebf8ff 100%);padding:55px .5rem}.qa-page-root .fi-final-cta-container{width:100%;max-width:1200px;margin:0 auto}.qa-page-root .fi-final-cta-brand{color:#000;justify-content:center;align-items:center;margin-bottom:1.25rem;font-size:1.125rem;display:flex}.qa-page-root .fi-final-cta-brand img{vertical-align:baseline;display:inline-block}.qa-page-root .fi-final-cta-title{color:#000;margin-bottom:1.25rem;font-size:2.25rem;font-weight:700;line-height:2.5rem}.qa-page-root .fi-final-cta-desc{color:#000;font-size:1.125rem;line-height:1.75rem}@media (min-width:768px){.qa-page-root .fi-header-inner{grid-template-columns:1fr auto 1fr;column-gap:1rem;display:grid}.qa-page-root .fi-top-nav{justify-self:end;column-gap:24px}.qa-page-root .fi-header{z-index:10;position:fixed;top:0;left:0;right:0}.qa-page-root .fi-top-nav{display:flex}.qa-page-root .fi-nav-link{color:#333;line-height:76px}.qa-page-root .fi-nav-link:hover,.qa-page-root .fi-nav-link--active{color:#015fb2}.qa-page-root .fi-hero-container{padding:0 1rem}.qa-page-root .fi-hero-tags{gap:47px}.qa-page-root .fi-features-container{padding:80px 1rem}.qa-page-root .fi-feature-item{justify-content:space-between}.qa-page-root .fi-feature-info{text-align:left}}@media (min-width:1024px){.qa-page-root .fi-header-inner{padding:0}.qa-page-root .fi-hero-content{padding-top:134px}.qa-page-root .fi-hero-title{font-size:64px;line-height:66px}.qa-page-root .fi-features-container{padding:80px 0}.qa-page-root .fi-feature-item{padding:0 1rem}.qa-page-root .fi-feature-title{font-size:42px}}@media (max-width:767px){.qa-page-root .fi-section-nav .fi-nav-link{padding-inline:.5rem;font-size:13px}.qa-page-root .fi-hero{min-height:auto}.qa-page-root .fi-hero-content{align-items:center;padding-top:62px}.qa-page-root .fi-hero-download{align-items:center}.qa-page-root .fi-hero-title{font-size:50px;line-height:64px}.qa-page-root .fi-download-btn{margin-bottom:44px;margin-left:auto;margin-right:auto}.qa-page-root .fi-feature-info{text-align:center;align-items:center}}@media (max-width:639px){.qa-page-root .fi-header-brand span{display:none}.qa-page-root .fi-hero-title{font-size:2.25rem;line-height:2.5rem}.qa-page-root .fi-feature-title{font-size:2rem;line-height:2.25rem}}@media (prefers-reduced-motion:reduce){.qa-page-root *,.qa-page-root :before,.qa-page-root :after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}