@font-face{font-family:Source Han Sans CN;font-style:normal;font-weight:250 900;font-display:swap;src:local(Source Han Sans CN VF),local(SourceHanSansCN-VF),local(思源黑体 CN VF),local(Source Han Sans CN),local(思源黑体 CN),local(Source Han Sans CN Regular),local(SourceHanSansCN-Regular),local(思源黑体 CN Regular),url(/fonts/source-han-sans-cn/source-han-sans-cn-v2-005.woff2)format("woff2")}
:root{--blue-950:#0d2b77;--blue-900:#14398f;--blue-700:#2c55ad;--ink-950:#20243a;--ink-700:#4e556e;--ink-500:#7b8094;--white:#fff;--paper:#f7f7fb;--shadow-soft:0 22px 50px #11225426;--container:min(1366px, calc(100vw - 96px));--content-wide:min(1366px, calc(100vw - 96px));--content-narrow:min(920px, calc(100vw - 320px));--page-footer-gap:48px;--mobile-gutter:20px;--mobile-section-gap:56px;--font-source-han-serif-cn:"Source Han Serif CN", serif;--font-source-han-sans-cn:"Source Han Sans CN", "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-display:var(--font-source-han-serif-cn);--font-body:var(--font-source-han-sans-cn)}*{box-sizing:border-box}html{scroll-behavior:smooth;-moz-text-size-adjust:100%;text-size-adjust:100%;height:100%}body{min-height:100%;font-family:var(--font-body);color:var(--ink-950);background:radial-gradient(circle at top,#173d971f,#0000 30%),linear-gradient(#fcfdff 0%,#f7f7fb 100%);margin:0;overflow-x:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}h1,h2,h3,h4{font-family:var(--font-display);margin:0;font-weight:700}.section-frame{width:var(--container);margin:0 auto}.site-motion-root{min-height:100vh}.site-motion-root[data-motion-ready=true] [data-motion-reveal]{opacity:0;filter:blur(10px);transform:translate3d(0, var(--motion-y,34px), 0) scale(var(--motion-scale,.988));transition:opacity .76s cubic-bezier(.16,1,.3,1),filter .76s cubic-bezier(.16,1,.3,1),transform .86s cubic-bezier(.16,1,.3,1);transition-delay:calc(var(--motion-index,0) * 52ms);will-change:opacity, filter, transform}.site-motion-root[data-motion-ready=true] [data-motion-reveal=hero]{--motion-y:18px;--motion-scale:.996}.site-motion-root[data-motion-ready=true] [data-motion-reveal=panel]{--motion-y:24px}.site-motion-root[data-motion-ready=true] [data-motion-reveal=image]{--motion-y:40px;--motion-scale:.982}.site-motion-root[data-motion-ready=true] [data-motion-visible=true]{opacity:1;filter:blur();transform:translate(0,0)scale(1)}[data-motion-hero-backdrop]{transform-origin:50%}.site-motion-root[data-motion-ready=true] [data-motion-hero-backdrop]{animation:18s ease-in-out infinite alternate motionHeroDrift}.site-motion-root[data-motion-ready=true] [data-motion-float]{animation:8s ease-in-out infinite alternate motionFloat}@keyframes motionHeroDrift{0%{transform:scale(1.012)translate(0,0)}to{transform:scale(1.045)translateY(-10px)}}@keyframes motionFloat{0%{transform:translate(0,0)}to{transform:translateY(-10px)}}.detail-page-main{padding:188px 0 0}.detail-page-frame{width:var(--content-wide);max-width:var(--content-wide);margin:0 auto}.detail-page-panel{background:#ffffffeb;padding:34px 34px 42px;transition:box-shadow .28s,transform .28s cubic-bezier(.16,1,.3,1);box-shadow:0 24px 60px #1a2b5a14}.detail-page-panel:hover{box-shadow:0 30px 72px #1a2b5a1f}.outline-button{color:var(--white);letter-spacing:.02em;background:0 0;border:1px solid #ffffffc7;align-items:center;padding:10px 17px;font-size:.8rem;transition:background-color .18s,border-color .18s,color .18s,transform .18s;display:inline-flex;position:relative;overflow:hidden}.outline-button:before{content:"";opacity:0;background:linear-gradient(120deg,#0000,#ffffff38,#0000);transition:opacity .22s,transform .52s cubic-bezier(.16,1,.3,1);position:absolute;inset:0;transform:translate(-120%)}.outline-button:hover{background:#ffffff14;transform:translateY(-2px)}.outline-button:hover:before{opacity:1;transform:translate(120%)}.outline-button--small{padding:9px 15px}.outline-button--dark{color:var(--blue-950);border-color:#12306f47}.outline-button--dark:hover{background:#12306f0d}.lang-button{height:34px;color:var(--white);letter-spacing:.02em;background:0 0;border:1px solid #ffffffc7;border-radius:999px;padding:0 16px;font-size:.74rem;transition:background-color .18s,border-color .18s,transform .18s}.lang-button:hover{transform:translateY(-1px)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:1ms!important;transition-delay:0s!important;animation-duration:1ms!important;animation-iteration-count:1!important}.site-motion-root [data-motion-reveal],.site-motion-root [data-motion-hero-backdrop],.site-motion-root [data-motion-float]{opacity:1!important;filter:none!important;transform:none!important}}.lang-select-wrap{align-items:center;display:inline-flex;position:relative}.lang-select{appearance:none;cursor:pointer;min-width:110px;padding-right:34px}.lang-select-wrap:after{content:"";width:7px;height:7px;color:var(--white);pointer-events:none;border-bottom:1px solid;border-right:1px solid;position:absolute;top:50%;right:14px;transform:translateY(-65%)rotate(45deg)}.lang-select:focus{outline:none}@media (max-width:980px){.detail-page-panel{padding:26px 24px 34px}}@media (max-width:860px){:root{--container:calc(100vw - (var(--mobile-gutter) * 2));--content-wide:var(--container);--content-narrow:var(--container)}.section-frame{width:var(--container)}.detail-page-main{padding:18px 0 0}.detail-page-frame{width:var(--content-wide);max-width:var(--content-wide)}}@media (max-width:760px){.detail-page-panel{padding:18px 16px 24px}}@media (max-width:640px){:root{--mobile-gutter:16px}}