:root{--paper:#fff;--mist:#f3f6fa;--ink:#192333;--muted:#566579;--line:#dce3eb;--blue:#1464ef;--blue-dark:#0e4fc1;--mint:#a3eedc;--violet:#7660d7;--orange:#bd6529;--radius:22px;--width:1240px;--shadow:0 18px 60px #1c365312;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;line-height:1.75}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%;height:auto}svg{display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.3}h1{font-size:clamp(2.1rem,4.6vw,4.2rem);letter-spacing:-.06em;font-weight:750}h2{font-size:clamp(1.75rem,3vw,2.65rem);letter-spacing:-.045em;font-weight:700}h3{font-size:1.12rem;font-weight:650}p{color:var(--muted)}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{color:var(--blue)}::selection{background:#d9e9ff}.wrap{width:min(var(--width),calc(100% - 72px));margin-inline:auto}.section{padding-block:84px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:32px}.section-head>div{max-width:730px}.section-head p{margin-top:15px;font-size:1rem}.eyebrow{display:flex;align-items:center;gap:10px;font-size:.72rem;font-weight:650;letter-spacing:.15em;text-transform:uppercase;color:var(--blue);margin-bottom:15px}.eyebrow::before{content:"";width:18px;height:2px;background:currentColor}.text-link{display:inline-flex;align-items:center;gap:15px;color:var(--blue);font-size:.91rem;font-weight:600;white-space:nowrap}.text-link::after{content:"↗";font-size:1.2rem}.button{display:inline-flex;justify-content:center;align-items:center;gap:18px;min-height:50px;padding:12px 25px;border:1px solid var(--blue);border-radius:9px;background:var(--blue);color:white;font-size:.9rem;font-weight:600;transition:background .2s,transform .2s}.button:hover{color:white;background:var(--blue-dark);transform:translateY(-2px)}.button.secondary{background:#fff;border-color:var(--line);color:var(--ink)}.button.secondary:hover{border-color:var(--blue);color:var(--blue)}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.pill{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:600;background:#eef5ff;color:var(--blue);border:1px solid #dceaff;padding:5px 12px;border-radius:30px}.pill::before{content:"";width:6px;height:6px;border-radius:100%;background:#258974}.site-header{position:sticky;top:0;z-index:30;background:#ffffffee;backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transition:box-shadow .2s}.site-header.is-scrolled{box-shadow:0 5px 25px #1923330a}.header-inner{min-height:84px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}.brand img{width:42px;height:42px}.brand-word{display:flex;flex-direction:column;font-weight:730;line-height:1.35;font-size:1.21rem;letter-spacing:-.02em}.brand-word small{font-size:.65rem;font-weight:450;letter-spacing:.14em;color:var(--muted)}.site-nav{display:flex;align-items:center;gap:22px;margin-left:auto}.site-nav a{font-size:.82rem;white-space:nowrap;padding:9px 0;color:#4e5a6b}.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--blue)}.site-nav a[aria-current="page"]{font-weight:650}.header-action{font-size:.77rem;padding:9px 15px;min-height:40px;white-space:nowrap}.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;width:46px;height:44px;cursor:pointer}.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);margin:5px auto}.menu-shade{position:fixed;inset:84px 0 0;background:#17243755;border:0;z-index:20}.menu-shade[hidden]{display:none}.home-breadcrumb{padding-top:13px;font-size:.7rem;color:#687487}.hero{position:relative;padding:53px 0 62px;background:linear-gradient(145deg,#f8fafc,#edf3fa 55%,#f8fbfc);overflow:hidden}.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(#adc1d51a 1px,transparent 1px),linear-gradient(90deg,#adc1d51a 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,transparent,#000)}.hero-layout{position:relative;display:grid;grid-template-columns:.91fr 1.09fr;gap:45px;align-items:center}.hero-copy{padding-block:28px}.hero-copy h1{font-size:clamp(2.1rem,3.5vw,3.05rem);line-height:1.35;letter-spacing:-.06em;margin-top:19px;overflow-wrap:break-word}.hero-subtitle{margin-top:18px;font-size:clamp(1.15rem,1.6vw,1.5rem);font-weight:550;line-height:1.5;color:#394b63;letter-spacing:-.025em}.hero-description{margin-top:20px;font-size:.95rem;max-width:510px;line-height:1.95}.hero-micro{display:flex;gap:22px;margin-top:27px;font-size:.75rem;color:#657289}.hero-micro span{display:flex;align-items:center;gap:7px}.hero-micro span::before{content:"";width:5px;height:5px;background:#52799b;border-radius:50%}.hero-visual{position:relative}.hero-visual>img{width:100%;aspect-ratio:1.22;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}.visual-caption{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 18px;border:1px solid #dfe7ed;border-radius:12px;background:#ffffffee;position:absolute;bottom:20px;left:20px;right:20px;box-shadow:0 8px 24px #152a3c0d}.caption-symbol{width:32px;height:32px;border-radius:9px;background:#edf5ff;display:flex;align-items:center;justify-content:center;color:var(--blue);font-weight:700}.caption-text{flex:1;line-height:1.5;font-size:.8rem;font-weight:600}.caption-text small{display:block;color:#66758a;font-size:.65rem;font-weight:400;letter-spacing:.05em}.caption-tag{font-size:.63rem;color:#2d7566;display:flex;align-items:center;gap:5px}.caption-tag::before{content:"";width:5px;height:5px;background:#2d9e83;border-radius:50%}.topic-strip{border-block:1px solid var(--line);background:#fff}.topic-strip .wrap{display:flex;justify-content:space-between;align-items:center;gap:18px;padding-block:20px;font-size:.76rem;color:#5c6a7d}.topic-strip strong{font-size:.68rem;letter-spacing:.12em;color:#8290a1}.topic-strip a{display:flex;align-items:center;gap:8px}.topic-strip a::before{content:"+";color:var(--blue)}.overview{display:grid;grid-template-columns:.82fr 1.18fr;gap:90px;align-items:start}.overview-copy{font-size:1rem;line-height:2}.overview-copy p+p{margin-top:18px}.overview-copy a{color:var(--blue)}.mini-facts{display:flex;gap:30px;border-top:1px solid var(--line);margin-top:30px;padding-top:22px}.mini-facts span{font-size:.78rem;color:var(--muted)}.mini-facts strong{display:block;font-size:1.35rem;line-height:1.5;color:var(--ink);font-weight:650}.mist-section{background:var(--mist)}.bento{display:grid;grid-template-columns:1.18fr .82fr 1fr;grid-template-rows:220px 175px;gap:18px}.device-card{border:1px solid #e0e7ef;border-radius:var(--radius);padding:25px;background:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:flex-start;transition:transform .2s,border-color .2s}.device-card:hover{transform:translateY(-4px);border-color:#b3cbef}.device-card h3{font-size:1.3rem;margin-top:8px}.device-card p{font-size:.83rem;margin-top:8px;max-width:230px}.card-kicker{font-size:.66rem;letter-spacing:.11em;color:var(--blue);font-weight:650}.card-arrow{margin-top:auto;font-size:1.4rem;color:var(--blue)}.device-windows{grid-row:span 2;padding:0;background:#e6edf6}.device-windows .device-copy{padding:25px;position:relative;z-index:1}.device-windows p{color:#435772}.device-windows img{width:100%;height:230px;object-fit:cover;margin-top:auto}.device-android{grid-row:span 2;background:#ecf7f3}.device-android img{width:calc(100% + 50px);max-width:none;height:175px;object-fit:cover;margin:20px -25px 0;mix-blend-mode:multiply}.device-ios{background:#f5f1fc}.device-mac{background:#fff}.device-browser{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 25px;border:1px solid var(--line);border-radius:14px;background:#fff}.device-browser h3{font-size:1rem}.device-browser p{font-size:.85rem}.device-browser .text-link{font-size:.8rem}.devices-section{padding-bottom:120px}.feature-split{display:grid;grid-template-columns:1.12fr .88fr;gap:65px;align-items:center}.feature-split.reverse{grid-template-columns:.88fr 1.12fr}.feature-photo{border-radius:var(--radius);overflow:hidden}.feature-photo img{width:100%;aspect-ratio:16/10;object-fit:cover}.feature-photo figcaption{font-size:.66rem;color:var(--muted);padding-top:10px}.feature-copy p{margin-top:20px;font-size:.95rem;line-height:1.95}.feature-copy .text-link{margin-top:22px}.feature-notes{display:flex;gap:12px;flex-wrap:wrap;margin-top:23px}.feature-notes span{font-size:.73rem;border:1px solid var(--line);border-radius:6px;padding:5px 10px;color:var(--muted)}.flow-section{padding-block:70px;background:#182938;color:white}.flow-section .eyebrow{color:var(--mint)}.flow-section p{color:#c0cbd6}.flow-section h2{font-size:2rem}.flow-grid{display:grid;grid-template-columns:1.1fr 1fr 1.1fr 1fr 1.2fr;margin-top:36px;gap:24px}.flow-step{border-top:1px solid #a3eedc60;padding-top:24px;position:relative}.flow-step::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);position:absolute;top:-4px;left:0}.flow-number{color:#90b6c6;font-size:.8rem;letter-spacing:.12em}.flow-step h3{font-size:.96rem;margin-top:13px;line-height:1.65}.flow-step p{font-size:.79rem;margin-top:10px}.flow-step:nth-child(even){margin-top:28px}.platform-list{border-top:1px solid var(--line)}.platform-row{display:grid;grid-template-columns:50px 240px 1fr 35px;gap:23px;align-items:center;padding-block:25px;border-bottom:1px solid var(--line)}.platform-row .platform-icon{font-size:.8rem;color:var(--blue);background:#eff5fc;border-radius:10px;height:42px;display:flex;align-items:center;justify-content:center;font-weight:650}.platform-row p{font-size:.88rem}.platform-row>a{font-size:1.3rem;color:var(--blue);text-align:center}.platform-row h3 a:hover{text-decoration:underline;text-underline-offset:5px}.metrics-layout{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:start}.metrics-copy p{margin-top:19px;font-size:.95rem}.metrics-copy .text-link{margin-top:23px}.concept-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.concept{padding:23px;border:1px solid var(--line);border-radius:15px;background:#fff}.concept strong{display:block;font-size:1rem}.concept small{color:var(--blue);font-size:.69rem;letter-spacing:.06em}.concept p{font-size:.83rem;margin-top:9px}.wide-feature{position:relative;min-height:470px;display:grid;align-items:end;overflow:hidden;border-radius:24px}.wide-feature>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.wide-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#132534ec 0%,#132534ad 38%,#13253408 80%)}.wide-feature-copy{position:relative;z-index:1;padding:49px;max-width:620px;color:white}.wide-feature .eyebrow{color:var(--mint)}.wide-feature p{color:#e1e9ee;margin-top:18px;max-width:440px;font-size:.92rem}.wide-feature .text-link{color:white;margin-top:23px}.diagnostic-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.diagnostic{padding:28px 0;border-top:2px solid var(--blue)}.diagnostic h3{font-size:1.3rem}.diagnostic p{font-size:.92rem;margin-top:15px}.diagnostic .text-link{margin-top:20px}.knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0 35px}.knowledge-item{padding-block:25px;border-top:1px solid var(--line)}.knowledge-item .category{font-size:.68rem;letter-spacing:.07em;color:var(--blue);display:block;margin-bottom:11px}.knowledge-item h3{font-size:1.04rem;line-height:1.55}.knowledge-item p{font-size:.84rem;margin-top:10px}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.faq-intro p{margin-top:20px;font-size:.92rem}.faq-intro .text-link{margin-top:23px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:18px;list-style:none;padding:20px 0;font-weight:550;font-size:.94rem;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"+";font-size:1.35rem;color:var(--blue);font-weight:400}.faq-list details[open] summary::after{content:"−"}.faq-list details p{font-size:.86rem;padding:0 30px 23px 0;line-height:1.9}.closing{padding-block:48px}.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;border-top:1px solid var(--line);padding-top:35px}.closing h2{font-size:1.5rem}.closing p{font-size:.85rem;margin-top:9px}.site-footer{background:#f1f4f8;border-top:1px solid var(--line);padding-top:55px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}.footer-brand p{font-size:.82rem;max-width:340px;margin-top:16px;line-height:1.9}.footer-heading{font-size:.8rem;font-weight:650;margin-bottom:14px}.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:8px;font-size:.77rem;color:#566579}.footer-title{font-size:.82rem;margin-top:18px;font-weight:550}.friend-links{padding:22px 0;border-top:1px solid var(--line);display:flex;align-items:baseline;gap:20px}.friend-links strong{font-size:.74rem;white-space:nowrap}.friend-links>div{display:flex;flex-wrap:wrap;gap:7px 20px;font-size:.73rem;color:#647187}.footer-bottom{border-top:1px solid var(--line);padding:23px 0 29px;font-size:.71rem;color:#657186;display:flex;flex-wrap:wrap;justify-content:space-between;gap:13px 24px}.registration{display:flex;flex-wrap:wrap;gap:10px 20px}.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.75rem;color:#6a7685;padding-block:24px}.breadcrumb li+li::before{content:"/";margin-right:8px;color:#b7c0ca}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.breadcrumb a:hover{color:var(--blue)}.article-hero{background:linear-gradient(130deg,#f5f8fc,#edf4fa);padding-bottom:48px;border-bottom:1px solid var(--line)}.article-hero-grid{display:grid;grid-template-columns:1.14fr .86fr;align-items:center;gap:55px;padding-top:15px}.article-hero h1{font-size:clamp(1.9rem,3.6vw,3.15rem);line-height:1.4;letter-spacing:-.04em}.article-lead{font-size:.98rem;line-height:1.95;margin-top:20px}.article-meta{display:flex;flex-wrap:wrap;gap:9px 20px;font-size:.7rem;color:#607083;margin-top:20px}.article-hero img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:20px}.article-shell{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:85px;align-items:start;padding-block:60px}.article-body{min-width:0}.article-body section{scroll-margin-top:115px;margin-bottom:42px}.article-body h2{font-size:1.6rem;letter-spacing:-.025em;margin-bottom:18px}.article-body h3{font-size:1.08rem;margin-top:22px;margin-bottom:10px}.article-body p{font-size:.96rem;line-height:2;margin-block:15px;color:#4a596c}.article-body a{color:var(--blue);text-decoration:underline;text-underline-offset:4px}.article-body ul,.article-body ol{padding-left:24px;color:#4a596c;font-size:.93rem;line-height:1.9}.article-body li{margin-block:8px;padding-left:4px}.article-body li::marker{color:var(--blue)}.note{padding:20px 24px;background:#f0f6ff;border-left:3px solid var(--blue);border-radius:0 12px 12px 0;margin-block:25px}.note strong{font-size:.9rem}.note p{font-size:.87rem;margin:7px 0 0}.article-aside{position:sticky;top:115px}.toc{border-top:2px solid var(--blue);padding-top:21px}.toc h2{font-size:.9rem;letter-spacing:0;margin-bottom:13px}.toc ol{list-style:none;padding:0;margin:0}.toc li a{display:block;padding:7px 0;font-size:.79rem;color:#627186}.toc li a:hover{color:var(--blue)}.aside-callout{background:var(--mist);border:1px solid var(--line);padding:22px;border-radius:16px;margin-top:27px}.aside-callout h3{font-size:.95rem}.aside-callout p{font-size:.81rem;margin-top:9px}.aside-callout .text-link{font-size:.76rem;margin-top:13px}.article-table-wrap{overflow-x:auto;margin:22px 0;border:1px solid var(--line);border-radius:12px}.article-table{width:100%;border-collapse:collapse;font-size:.85rem;min-width:440px}.article-table th,.article-table td{text-align:left;padding:14px 17px;border-bottom:1px solid var(--line);vertical-align:top}.article-table th{background:var(--mist);font-weight:600}.article-table tr:last-child td{border-bottom:0}.article-table td{color:#4d5c6f}.related{padding:35px 0 60px}.related h2{font-size:1.45rem;margin-bottom:24px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.related-card{padding:24px;border:1px solid var(--line);border-radius:16px;transition:border-color .2s}.related-card:hover{border-color:#a9c9f5}.related-card h3{font-size:1rem;line-height:1.6}.related-card p{font-size:.81rem;margin-top:10px}.related-card span{display:block;font-size:.75rem;margin-top:15px;color:var(--blue)}.reading-sources{border-top:1px solid var(--line);padding-top:22px}.reading-sources p{font-size:.79rem}.reading-sources a{font-size:.79rem}.article-body .faq-list{margin-bottom:30px}.article-body .faq-list p{font-size:.91rem;margin:0;padding:0 20px 22px 0}.article-body .knowledge-grid{grid-template-columns:1fr 1fr;gap:0 26px}.article-body .knowledge-item{margin:0}.article-body .knowledge-item p{font-size:.85rem;line-height:1.9}.download-platforms{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:24px 0}.download-platform{display:block;padding:22px;border:1px solid var(--line);border-radius:15px;background:var(--mist);text-decoration:none!important}.download-platform strong{display:block;color:var(--ink);font-size:1.05rem}.download-platform span{display:block;margin-top:8px;font-size:.81rem}.download-platform:hover{border-color:var(--blue)}.yufanzi-govcn-head{border-top:3px solid var(--blue)}.yufanzi-govcn-lattice{background-image:radial-gradient(#99adbe32 .8px,transparent .8px);background-size:18px 18px}.yufanzi-govcn-nano{isolation:isolate}.yufanzi-govcn-device{border-top-color:#c9dfed}.yufanzi-govcn-panel{box-shadow:0 8px 28px #1c365306}.yufanzi-govcn-flow{border-bottom:3px solid #a3eedc}.yufanzi-govcn-guide{border-top-color:#9fbaeb}.yufanzi-govcn-faq summary:hover{color:var(--blue)}.yufanzi-govcn-footer{border-top-color:#d4dfe9}.yufanzi-govcn-atom7 .eyebrow{letter-spacing:.17em}.yufanzi-govcn-a7 .article-lead{color:#51667e}
@media(min-width:1600px){:root{--width:1320px}.hero{padding-block:70px}.hero-copy h1{font-size:3.3rem}}
@media(max-width:1179px){.header-inner{min-height:74px;gap:20px}.header-action{margin-left:auto}.menu-toggle{display:block}.site-nav{position:fixed;top:77px;right:0;width:min(390px,88vw);height:calc(100dvh - 77px);padding:30px;flex-direction:column;align-items:stretch;gap:6px;background:#fff;border-left:1px solid var(--line);box-shadow:-10px 18px 35px #19334710;visibility:hidden;opacity:0;transition:opacity .2s;overflow-y:auto}.site-nav a{font-size:1rem;padding:13px 15px;border-bottom:1px solid #edf1f5;flex-shrink:0}.menu-open .site-nav{visibility:visible;opacity:1}body.menu-open{overflow:hidden}.menu-shade{top:77px}.hero-layout{gap:30px;grid-template-columns:1fr 1fr}.hero-copy h1{font-size:2.2rem}.hero-description{font-size:.88rem}.overview{gap:50px}.feature-split,.feature-split.reverse{gap:38px}.article-shell{gap:45px;grid-template-columns:minmax(0,1fr) 235px}.platform-row{grid-template-columns:45px 200px 1fr 25px;gap:15px}.footer-grid{gap:24px}.flow-grid{gap:18px}.flow-step h3{font-size:.88rem}}
@media(max-width:900px){.wrap{width:calc(100% - 44px)}.section{padding-block:62px}.hero{padding:34px 0 44px}.hero-layout{grid-template-columns:1fr;gap:30px}.hero-copy{max-width:640px;padding:10px 0}.hero-copy h1{font-size:clamp(2rem,5vw,3rem)}.hero-description{font-size:.95rem;max-width:600px}.hero-visual>img{aspect-ratio:16/9}.topic-strip .wrap{flex-wrap:wrap;justify-content:flex-start;gap:10px 27px}.overview{grid-template-columns:1fr;gap:25px}.overview-copy{max-width:740px}.bento{grid-template-columns:1.1fr .9fr;grid-template-rows:230px 175px 165px}.device-windows{grid-row:span 2}.device-android{grid-row:span 2}.device-mac{grid-column:2}.device-ios{grid-column:1}.devices-section{padding-bottom:100px}.feature-split,.feature-split.reverse{grid-template-columns:1fr 1fr;gap:30px}.flow-grid{grid-template-columns:repeat(3,1fr);gap:30px}.flow-step:nth-child(even){margin-top:0}.platform-row{grid-template-columns:40px 1fr 25px;gap:16px}.platform-row p{grid-column:2;grid-row:2;margin-top:-9px}.platform-row>a{grid-column:3;grid-row:1/3}.metrics-layout{grid-template-columns:1fr;gap:28px}.wide-feature{min-height:410px}.wide-feature-copy{padding:35px;max-width:580px}.knowledge-grid{grid-template-columns:1fr 1fr}.faq-layout{grid-template-columns:1fr;gap:30px}.faq-intro p{max-width:600px}.faq-intro .text-link{margin-top:14px}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.footer-brand p{margin-top:0}.footer-title{grid-column:1/-1}.footer-bottom{flex-direction:column}.article-hero-grid{grid-template-columns:1fr;gap:28px;padding-top:8px}.article-hero h1{max-width:750px}.article-hero img{aspect-ratio:16/7;max-height:330px}.article-shell{grid-template-columns:1fr;gap:0;padding-top:35px}.article-aside{position:static;grid-row:1;margin-bottom:35px}.toc{border:1px solid var(--line);border-radius:14px;padding:18px 22px;background:#f8fafc}.toc ol{display:flex;flex-wrap:wrap;gap:0 22px}.toc li a{font-size:.78rem}.aside-callout{display:none}.related-grid{gap:15px}.related-card{padding:20px}.article-body h2{font-size:1.45rem}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}.header-inner{min-height:68px;gap:12px}.brand img{width:36px;height:36px}.brand-word{font-size:1.08rem}.brand-word small{font-size:.58rem}.header-action{display:none}.menu-toggle{margin-left:auto;width:42px;height:42px}.site-nav{top:71px;height:calc(100dvh - 71px)}.menu-shade{top:71px}.section{padding-block:48px}.section-head{display:block;margin-bottom:24px}.section-head>.text-link{margin-top:17px}.section-head p{font-size:.89rem;margin-top:13px}h2{font-size:1.75rem}.eyebrow{font-size:.64rem;margin-bottom:12px}.hero{padding:22px 0 30px}.hero-copy h1{font-size:clamp(1.82rem,7.2vw,2.7rem);margin-top:16px;letter-spacing:-.06em}.hero-subtitle{font-size:1.15rem;margin-top:14px}.hero-description{font-size:.88rem;line-height:1.95;margin-top:16px}.hero-micro{gap:18px;font-size:.66rem;margin-top:22px}.hero-layout{gap:24px}.hero-visual>img{border-radius:17px;aspect-ratio:1.45}.visual-caption{left:12px;right:12px;bottom:12px;padding:10px 12px;gap:9px;border-radius:9px}.caption-text{font-size:.7rem}.caption-text small{font-size:.57rem}.caption-symbol{width:27px;height:27px}.caption-tag{font-size:.56rem}.button{font-size:.81rem;min-height:46px;padding:11px 18px;gap:12px}.button-row{margin-top:23px;gap:9px}.home-breadcrumb{font-size:.65rem;padding-top:10px}.topic-strip .wrap{padding-block:16px;gap:8px 21px;font-size:.68rem}.topic-strip strong{width:100%;font-size:.61rem;margin-bottom:2px}.overview{gap:20px}.overview-copy{font-size:.88rem;line-height:2}.mini-facts{gap:28px;margin-top:22px}.mini-facts strong{font-size:1.13rem}.mini-facts span{font-size:.69rem}.bento{grid-template-columns:1fr 1fr;grid-template-rows:auto auto auto;gap:12px}.device-card{padding:19px;border-radius:16px;min-height:190px}.device-windows{grid-column:1/-1;grid-row:auto;display:grid;grid-template-columns:1fr 1fr;min-height:215px;padding:0}.device-windows .device-copy{padding:22px}.device-windows img{height:100%;min-height:215px;object-position:55%}.device-card h3{font-size:1.15rem}.device-card p{font-size:.77rem}.card-kicker{font-size:.58rem}.device-android{grid-row:span 2;grid-column:1;min-height:370px}.device-android img{height:175px;width:calc(100% + 38px);margin:18px -19px 0}.device-ios{grid-column:2;grid-row:2;min-height:180px}.device-mac{grid-column:2;grid-row:3;min-height:178px}.card-arrow{font-size:1.2rem}.device-browser{align-items:flex-start;flex-direction:column;padding:19px;gap:12px}.device-browser p{font-size:.78rem}.devices-section{padding-bottom:48px}.feature-split,.feature-split.reverse{grid-template-columns:1fr;gap:27px}.feature-photo img{aspect-ratio:16/10}.feature-photo figcaption{font-size:.61rem}.feature-copy p{font-size:.88rem;margin-top:17px}.feature-notes{gap:8px;margin-top:19px}.feature-notes span{font-size:.68rem}.flow-section{padding-block:45px}.flow-section h2{font-size:1.65rem}.flow-grid{grid-template-columns:1fr 1fr;gap:25px 22px;margin-top:26px}.flow-step{padding-top:18px}.flow-step:last-child{grid-column:1/-1}.flow-step p{font-size:.76rem}.platform-row{padding-block:20px;grid-template-columns:36px 1fr 23px;gap:12px}.platform-row h3{font-size:.96rem}.platform-row p{font-size:.79rem}.platform-row .platform-icon{height:36px;font-size:.67rem}.metrics-copy p{font-size:.88rem}.concept-grid{gap:12px}.concept{padding:18px;border-radius:13px}.concept p{font-size:.78rem}.concept strong{font-size:.94rem}.concept small{font-size:.63rem}.wide-feature{min-height:465px;border-radius:18px}.wide-feature::after{background:linear-gradient(0deg,#142737f2,#14273788 70%,#14273725)}.wide-feature-copy{padding:27px}.wide-feature h2{font-size:1.7rem}.wide-feature p{font-size:.85rem}.diagnostic-grid{grid-template-columns:1fr;gap:5px}.diagnostic{padding:22px 0}.diagnostic h3{font-size:1.15rem}.diagnostic p{font-size:.87rem}.knowledge-grid{grid-template-columns:1fr;gap:0}.knowledge-item{padding-block:21px}.knowledge-item h3{font-size:1rem}.knowledge-item p{font-size:.82rem}.faq-layout{gap:22px}.faq-list summary{font-size:.86rem;line-height:1.7;padding:17px 0}.faq-list details p{font-size:.81rem;padding-bottom:20px}.faq-intro p{font-size:.86rem;margin-top:15px}.closing{padding-block:25px}.closing-inner{flex-direction:column;align-items:flex-start;gap:22px;padding-top:27px}.closing h2{font-size:1.27rem}.closing p{font-size:.79rem}.site-footer{padding-top:35px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px 20px;padding-bottom:28px}.footer-brand{display:block}.footer-brand p{margin-top:14px;font-size:.77rem;max-width:100%}.footer-title{font-size:.72rem}.footer-heading{font-size:.77rem;margin-bottom:12px}.footer-links{font-size:.73rem;gap:7px}.friend-links{align-items:flex-start;flex-direction:column;gap:12px;padding-block:20px}.friend-links>div{gap:7px 17px;font-size:.7rem}.footer-bottom{font-size:.64rem;gap:12px;padding:20px 0 25px}.registration{gap:8px 15px}.breadcrumb{font-size:.66rem;padding-block:18px;line-height:1.8}.article-hero{padding-bottom:30px}.article-hero-grid{gap:23px}.article-hero h1{font-size:1.82rem;line-height:1.45}.article-lead{font-size:.89rem;margin-top:16px}.article-meta{font-size:.65rem;margin-top:16px}.article-hero img{border-radius:16px;aspect-ratio:3/2}.article-shell{padding-block:28px}.article-aside{margin-bottom:27px}.toc{padding:16px 18px}.toc ol{gap:0 16px}.toc li a{font-size:.72rem}.article-body section{margin-bottom:32px}.article-body h2{font-size:1.28rem;line-height:1.5}.article-body h3{font-size:1rem}.article-body p{font-size:.89rem;line-height:2;margin-block:13px}.article-body ul,.article-body ol{font-size:.86rem;padding-left:21px}.note{padding:17px 19px;margin-block:21px}.note p{font-size:.82rem}.article-table{font-size:.8rem}.article-table th,.article-table td{padding:12px 14px}.related{padding:20px 0 40px}.related-grid{grid-template-columns:1fr;gap:12px}.related-card{padding:19px}.related-card h3{font-size:.95rem}.related-card p{font-size:.8rem}.related-card span{margin-top:10px}.article-body .knowledge-grid{grid-template-columns:1fr}.download-platforms{gap:11px}.download-platform{padding:18px}.download-platform strong{font-size:.98rem}.download-platform span{font-size:.77rem}.article-body .faq-list summary{font-size:.86rem}.article-body .faq-list p{font-size:.86rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}