@charset "UTF-8";
:root{--ink:#14171b;--muted:#616b76;--line:#dfe4e9;--paper:#f7f8fa;--white:#fff;--blue:#2859db;--blue-soft:#eaf0ff;--max:1220px;--radius:20px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.68}
img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:4px}::selection{background:#c8d7ff;color:#102a67}
.container{width:min(calc(100% - 64px),var(--max));margin-inline:auto}.skip-link{position:absolute;top:-100px;left:20px;z-index:200;padding:10px 16px;background:var(--ink);color:#fff}.skip-link:focus{top:12px}
.top-note{background:#15191f;color:#dce2e8;font-size:11px;letter-spacing:.045em}.top-note .container{min-height:34px;display:flex;align-items:center;gap:9px}.note-dot{width:6px;height:6px;border-radius:50%;background:#77a0ff;box-shadow:0 0 0 4px #77a0ff22}
.site-header{position:sticky;top:0;z-index:100;background:#fffffff0;backdrop-filter:blur(18px);border-bottom:1px solid #e6e9ed}.header-inner{height:78px;display:flex;align-items:center;gap:38px}.brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.brand-mark{display:grid;grid-template-columns:repeat(2,10px);grid-template-rows:repeat(2,10px);gap:3px;transform:rotate(-10deg)}.brand-mark span{background:#13171c}.brand-mark span:nth-child(2){border-radius:50%}.brand-mark span:nth-child(3){border-radius:3px}.brand-name{font-size:22px;font-weight:900;letter-spacing:-.08em;line-height:1}.brand-suffix{font-weight:650;letter-spacing:-.02em;color:#6f7780;font-size:16px}.primary-nav{display:flex;align-items:center;gap:28px;margin-left:auto}.primary-nav a{font-size:13px;font-weight:650;white-space:nowrap;color:#454d56;transition:color .2s}.primary-nav a:hover,.primary-nav a.is-active{color:var(--blue)}.header-link{font-size:12px;font-weight:750;border:1px solid #cfd6df;padding:10px 15px;white-space:nowrap;transition:background .2s,border-color .2s}.header-link:hover{background:#edf2ff;border-color:#91acfb}.menu-toggle{display:none}
.hero{position:relative;overflow:hidden;background:#f7f8fa;border-bottom:1px solid var(--line)}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(#e7ecf080 1px,transparent 1px),linear-gradient(90deg,#e7ecf080 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,transparent 0%,#000 55%);pointer-events:none}.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.07fr) minmax(0,.93fr);align-items:center;min-height:620px;gap:36px;padding-top:56px;padding-bottom:30px}.hero-copy{padding-bottom:45px}.eyebrow,.section-no{font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}.eyebrow{display:flex;align-items:center;gap:12px}.eyebrow-line{width:25px;height:2px;background:var(--blue)}.eyebrow-index{color:#a0aab5;letter-spacing:.08em}.hero h1{font-size:clamp(48px,5vw,76px);letter-spacing:-.065em;line-height:1.17;margin:27px 0 23px;font-weight:850}.hero-h1-sub{display:block;font-size:clamp(28px,2.9vw,45px);font-weight:690;letter-spacing:-.06em;margin-top:6px}.hero-lead{font-size:16px;line-height:1.95;max-width:590px;color:#5b6570;margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;min-height:49px;padding:11px 18px;font-size:13px;font-weight:760;transition:transform .22s,background .22s,border-color .22s}.button:hover{transform:translateY(-2px)}.button-dark{background:#181d23;color:#fff;border:1px solid #181d23}.button-dark:hover{background:#2c54b8;border-color:#2c54b8}.button-outline{border:1px solid #cbd3dc;background:#fff;color:#171b1f}.button-outline:hover{border-color:#718ee2;background:#f4f7ff}.device-strip{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:48px;color:#7d8791;font-size:11px;font-weight:700;letter-spacing:.06em}.device-strip>span:first-child{padding-right:4px}.device{display:flex;align-items:center;gap:7px;color:#303a44;letter-spacing:0;font-size:12px}.device img{width:19px;height:19px;opacity:.8}.hero-art{align-self:center;display:flex;justify-content:flex-end;position:relative}.hero-art img{display:block;width:min(100%,610px);filter:drop-shadow(0 28px 38px #4d6aa01d)}.hero-bottom{position:relative;display:flex;justify-content:space-between;align-items:center;padding-bottom:23px;color:#76808b;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.hero-bottom a{color:#303842}.hero-bottom a:hover{color:var(--blue)}
.section{padding:104px 0;scroll-margin-top:80px}.section h2{font-size:clamp(31px,3.05vw,45px);letter-spacing:-.055em;line-height:1.34;font-weight:780;margin:16px 0 0}.section-top{display:flex;justify-content:space-between;align-items:end;gap:80px;margin-bottom:40px}.section-intro{font-size:14px;color:var(--muted);max-width:340px;line-height:1.9;margin:0 0 4px}.split-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:110px}.intro-section{background:#fff}.intro-body{padding-top:30px}.intro-body p{font-size:16px;color:#515c68;line-height:2.04;margin:0}.intro-body strong{color:#202b36;font-weight:750}.inline-links{display:flex;flex-wrap:wrap;gap:13px 27px;margin-top:26px}.inline-links a,.section-text-link a,.faq-layout .section-heading>a{font-size:13px;font-weight:750;color:var(--blue);border-bottom:1px solid #a5b8ec;padding-bottom:4px}.inline-links a:hover,.section-text-link a:hover,.faq-layout .section-heading>a:hover{color:#153b9c}
.download-section{background:#f4f6f8}.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.download-card{background:#fff;border:1px solid #e2e7ed;border-radius:var(--radius);min-height:355px;padding:25px 26px 23px;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s}.download-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px #18243210;border-color:#c8d5e9}.card-head{display:flex;align-items:center;justify-content:space-between}.card-head img{width:30px;height:30px}.card-num{font-size:11px;color:#91a0ae;letter-spacing:.13em;font-weight:850}.download-card h3{font-size:22px;letter-spacing:-.045em;margin:24px 0 12px;line-height:1.3}.download-card p{font-size:13px;line-height:1.88;color:#62707c;margin:0 0 23px}.card-link{margin-top:auto;display:flex;justify-content:space-between;align-items:center;padding-top:18px;border-top:1px solid #e7ebf0;font-size:12px;font-weight:790}.card-link span{font-size:18px;line-height:1}.card-link:hover{color:var(--blue)}.download-footnote{display:flex;align-items:center;gap:17px;border:1px solid #dce4ee;background:#eef3f9;border-radius:13px;padding:19px 22px;margin-top:19px}.shield-icon{width:28px;height:28px;flex:none;display:grid;place-items:center;color:#fff;background:#315eda;clip-path:polygon(50% 0,94% 18%,88% 72%,50% 100%,12% 72%,6% 18%);font-weight:800}.download-footnote p{font-size:12px;line-height:1.7;color:#5b6775;margin:0;flex:1}.download-footnote p strong{color:#243443;font-size:13px}.download-footnote a{font-size:11px;color:var(--blue);font-weight:800;white-space:nowrap}
.register-section{background:#172029;color:#fff;position:relative;overflow:hidden}.register-section::before{content:"";position:absolute;right:-12%;top:-45%;width:740px;height:740px;border:1px solid #556b8640;border-radius:50%;box-shadow:0 0 0 100px #455a6e12,0 0 0 200px #455a6e0a}.register-layout{position:relative;display:grid;grid-template-columns:1fr .78fr;gap:100px;align-items:center}.register-copy .section-no{color:#8eadff}.register-copy h2{margin-bottom:23px}.register-copy>p:not(.small-note){font-size:14px;line-height:2.05;color:#bbc7d2;margin:0 0 28px;max-width:650px}.register-copy .button-dark{background:#fff;color:#172029;border-color:#fff}.register-copy .button-dark:hover{background:#dce7ff;border-color:#dce7ff}.small-note{font-size:11px;color:#9caab9;margin:18px 0 0}.steps{list-style:none;margin:0;padding:0;border-top:1px solid #ffffff2c}.steps li{display:flex;gap:26px;align-items:flex-start;padding:19px 0;border-bottom:1px solid #ffffff2c}.steps li>span{font-size:12px;color:#81a2ff;font-weight:800;letter-spacing:.08em;padding-top:3px}.steps h3{font-size:16px;letter-spacing:-.02em;line-height:1.3;margin:0 0 5px}.steps p{font-size:12px;color:#9fb0c0;margin:0;line-height:1.7}
.app-section{background:#fff}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.feature-card{padding:30px 0 0;border-top:2px solid #1d2731}.feature-symbol{font-size:29px;color:var(--blue);line-height:1}.feature-card h3{font-size:19px;letter-spacing:-.04em;margin:20px 0 12px}.feature-card p{font-size:13px;line-height:1.95;color:#606c78;margin:0}.section-text-link{margin-top:31px}
.technology-section{background:#f4f6f8}.article-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.editorial-card{background:#fff;padding:32px;border:1px solid #e0e5eb;border-radius:var(--radius);display:flex;flex-direction:column}.article-meta{display:flex;justify-content:space-between;color:#7e8a96;font-size:10px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.editorial-card h3{font-size:23px;letter-spacing:-.04em;line-height:1.42;margin:28px 0 16px}.editorial-card p{font-size:13px;color:#5b6874;line-height:1.97;margin:0 0 32px}.source-line{font-size:11px;color:#87919c;border-top:1px solid #e4e8ec;padding-top:17px;margin-top:auto}.source-line a{color:#315bd0;font-weight:700}.source-line a:hover{text-decoration:underline}
.news-section{background:#fff}.news-list{border-top:1px solid #dce2e8}.news-item{display:grid;grid-template-columns:100px 1fr;gap:45px;padding:31px 0;border-bottom:1px solid #dce2e8}.news-item time{display:flex;flex-direction:column;align-items:start;line-height:1}.news-item time strong{font-size:40px;line-height:1;font-weight:720;letter-spacing:-.065em}.news-item time span{font-size:10px;color:#919ba6;font-weight:800;letter-spacing:.07em;margin-top:7px}.news-tag{font-size:10px;color:var(--blue);font-weight:850;letter-spacing:.12em}.news-item h3{font-size:20px;line-height:1.38;letter-spacing:-.035em;margin:7px 0 11px}.news-item p{font-size:13px;color:#5f6b77;line-height:1.9;max-width:900px;margin:0 0 13px}.news-item a{font-size:11px;color:var(--blue);font-weight:780}.news-item a:hover{text-decoration:underline}.news-update{font-size:11px;color:#8a96a1;margin:22px 0 0}
.faq-section{background:#f4f6f8}.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:100px}.faq-layout .section-heading p{font-size:13px;line-height:1.9;color:#6e7b87;max-width:285px;margin:22px 0}.faq-list{border-top:1px solid #d7dfe7}.faq-list details{border-bottom:1px solid #d7dfe7}.faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:21px 0;font-size:15px;font-weight:730;line-height:1.5}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:24px;font-weight:350;color:#476bc6;transition:transform .2s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{font-size:13px;color:#61707e;line-height:1.95;padding:0 34px 23px 0;margin:0}
.site-footer{background:#161c23;color:#fff}.footer-main{display:grid;grid-template-columns:1fr 180px 210px;gap:50px;padding-top:68px;padding-bottom:67px}.brand-footer .brand-mark span{background:#fff}.brand-footer .brand-suffix{color:#aab6c2}.footer-brand p{font-size:12px;color:#c0cbd6;line-height:1.9;margin:19px 0 0}.footer-brand p span{color:#8292a1}.footer-nav{display:flex;flex-direction:column;align-items:flex-start;gap:9px}.footer-nav strong{font-size:11px;letter-spacing:.08em;color:#e6eaf0;margin-bottom:7px}.footer-nav a{font-size:11px;color:#a4b0bc}.footer-nav a:hover{color:#fff}.footer-bottom{border-top:1px solid #34404b;padding-top:22px;padding-bottom:31px}.footer-bottom p{font-size:11px;color:#99a7b4;line-height:1.8;margin:0 0 6px}
@media(max-width:1050px){.header-inner{gap:18px}.primary-nav{gap:15px}.primary-nav a{font-size:12px}.header-link{display:none}.hero-inner{min-height:560px}.split-layout,.register-layout,.faq-layout{gap:50px}.section-top{gap:35px}}
@media(max-width:760px){.container{width:min(calc(100% - 36px),var(--max))}.top-note{font-size:10px}.top-note .container{min-height:32px}.header-inner{height:64px;justify-content:space-between}.brand-name{font-size:20px}.brand-suffix{font-size:14px}.menu-toggle{display:flex;flex-direction:column;gap:5px;border:0;background:transparent;padding:9px;cursor:pointer}.menu-toggle span{display:block;width:22px;height:2px;background:#1d2730;border-radius:2px}.primary-nav{display:none;position:absolute;top:64px;left:0;right:0;margin:0;padding:12px 18px 18px;background:#fff;box-shadow:0 15px 23px #1f2b361f;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}.primary-nav.is-open{display:flex}.primary-nav a{font-size:14px;padding:11px 2px;border-bottom:1px solid #edf0f3}.primary-nav a:last-child{border-bottom:0}.hero-inner{grid-template-columns:1fr;gap:0;min-height:0;padding-top:69px;padding-bottom:0}.hero-copy{padding-bottom:0}.hero h1{font-size:clamp(42px,9vw,60px);margin:22px 0 18px}.hero-h1-sub{font-size:clamp(26px,5.6vw,36px)}.hero-lead{font-size:14px;line-height:1.9}.hero-actions{margin-top:25px}.button{min-height:46px}.device-strip{margin-top:33px;gap:13px 17px}.device-strip>span:first-child{flex-basis:100%}.hero-art{justify-content:center;margin:5px -8px -12px}.hero-art img{width:min(100%,470px)}.hero-bottom{padding-bottom:19px}.section{padding:73px 0}.section h2{font-size:clamp(29px,6vw,39px)}.section-top{display:block;margin-bottom:29px}.section-intro{margin-top:17px;max-width:580px}.split-layout,.register-layout,.faq-layout{grid-template-columns:1fr;gap:25px}.intro-body{padding-top:0}.intro-body p{font-size:14px}.download-grid,.feature-grid,.article-grid{grid-template-columns:1fr;gap:13px}.download-card{min-height:0;padding:24px}.download-card h3{margin-top:18px}.download-footnote{align-items:flex-start;flex-wrap:wrap}.download-footnote a{margin-left:45px}.register-layout{gap:37px}.register-copy>p:not(.small-note){font-size:13px}.feature-grid{gap:27px}.feature-card{padding-top:22px}.editorial-card{padding:26px}.editorial-card h3{margin-top:19px;font-size:20px}.news-item{grid-template-columns:65px 1fr;gap:19px;padding:25px 0}.news-item time strong{font-size:34px}.news-item h3{font-size:17px}.faq-layout{gap:31px}.footer-main{grid-template-columns:1fr 1fr;gap:35px;padding-top:50px;padding-bottom:40px}.footer-brand{grid-column:1/-1}}
@media(max-width:410px){.hero-actions{display:grid}.button{width:100%}.device-strip{gap:12px}.download-footnote{padding:17px}.news-item{grid-template-columns:1fr;gap:13px}.news-item time{flex-direction:row;align-items:end;gap:7px}.news-item time strong{font-size:26px}.news-item time span{margin-bottom:4px}.footer-main{grid-template-columns:1fr 1fr;gap:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}