:root{--paper:#f5f4ef;--surface:#eeede7;--steel:#e5eaeb;--ink:#343e43;--navy:#20343e;--muted:#69767b;--blue:#3566b8;--teal:#78929a;--copper:#9c8271;--line:#d4d8d5;--radius-xs:2px;--radius-sm:4px;--radius-md:6px;--shell:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:5px}button{font:inherit;cursor:pointer}img{display:block;width:100%;height:auto}figure{margin:0;min-width:0}figcaption{color:var(--muted);font-size:12px;line-height:1.6;padding-top:13px;letter-spacing:.03em}h1,h2,h3,p{margin:0}h1,h2,h3{color:var(--navy);font-weight:600;line-height:1.35;letter-spacing:-.035em}h1{font-size:52px}h2{font-size:36px}h3{font-size:22px}p+p{margin-top:18px}ul{margin:0;padding:0;list-style:none}.shell{width:min(var(--shell),calc(100% - 96px));margin-inline:auto}.eyebrow{font-size:11px;font-weight:600;letter-spacing:.16em;line-height:1.5;color:var(--blue)}.text-link{display:inline-block;font-size:14px;font-weight:600;color:var(--blue);line-height:1.8;padding-bottom:3px;border-bottom:1px solid #aebfd7}.text-link span{margin-left:10px;display:inline-block;transition:transform .2s}.text-link:hover span{transform:translate(2px,-2px)}.download-btn{display:inline-flex;align-items:center;justify-content:center;gap:20px;background:var(--blue);color:#fff;font-size:14px;font-weight:600;padding:14px 23px;border-radius:var(--radius-xs);line-height:1.6;white-space:nowrap;transition:background .2s}.download-btn:hover{color:#fff;background:#28579e}.skip-link{position:absolute;left:24px;top:-100px;background:var(--paper);padding:12px;z-index:100}.skip-link:focus{top:12px}.site-header{border-bottom:1px solid var(--line)}.header-inner{min-height:90px;display:flex;align-items:center;gap:36px}.brand{display:inline-flex;align-items:center;gap:11px;color:var(--navy);font-weight:650;font-size:21px;white-space:nowrap}.brand img{width:37px;height:37px}.site-nav{display:flex;align-items:center;justify-content:center;gap:29px;margin-left:auto}.site-nav a{font-size:14px;white-space:nowrap;padding:8px 0}.site-nav a[aria-current]{color:var(--blue)}.header-download{margin-left:20px;font-size:13px;padding:11px 18px}.menu-toggle{display:none;border:0;background:none;color:var(--navy);padding:8px}.hero{min-height:610px;display:grid;grid-template-columns:92px 470px minmax(0,1fr);gap:24px;align-items:center}.index-rail{align-self:stretch;position:relative;border-left:1px solid var(--line);margin:80px 0 80px 5px;color:#8a9699;font-size:10px;letter-spacing:.16em}.index-rail span{position:absolute;left:14px}.index-rail span:first-child{top:8px}.index-rail span:nth-child(2){top:43%}.index-rail span:last-child{bottom:10px;writing-mode:vertical-rl}.hero-copy{padding-right:8px}.hero-copy .eyebrow{margin-bottom:26px}.hero-copy .eyebrow span{margin-left:22px;color:var(--muted)}.hero h1{font-size:50px;line-height:1.28;font-weight:600;letter-spacing:-.05em}.hero-copy>p:not(.eyebrow){margin-top:24px;color:var(--muted);font-size:15px;line-height:1.9}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:19px;margin-top:29px}.hero-actions .text-link{font-size:13px}.hero-visual{align-self:center;position:relative;padding-bottom:25px}.hero-visual img{height:390px;object-fit:cover;border-radius:var(--radius-xs)}.hero-visual figcaption{font-size:11px;padding-top:12px}.visual-note{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:17px;padding-top:12px;color:var(--muted);font-size:11px}.visual-note span:first-child{letter-spacing:.13em}.section-heading>.eyebrow{margin-bottom:17px}.browser-client{padding:52px 58px 34px;background:var(--steel);border-top:2px solid var(--navy);margin-bottom:105px}.browser-client h2{font-size:31px}.layer-comparison{display:grid;grid-template-columns:1fr 1px 1fr;gap:72px;margin-top:45px}.layer-label{font-size:10px;letter-spacing:.18em;color:var(--muted)}.layer-comparison h3{font-size:32px;margin:10px 0 15px}.layer-comparison p{font-size:15px;color:var(--muted)}.layer-comparison ul{margin:22px 0;color:var(--navy);font-size:15px}.layer-comparison li{padding:5px 0}.layer-divider{background:#c5ced0}.comparison-note{margin-top:33px;border-top:1px solid #c5ced0;padding-top:20px;font-size:13px;color:var(--muted)}.comparison-note span{color:var(--blue);margin-right:12px}.status-section{display:grid;grid-template-columns:28% 44% 1fr;gap:40px;padding:0 30px 102px}.status-title h2{font-size:44px;margin:20px 0}.status-title>p:last-child{font-size:14px;color:var(--muted)}.status-major{padding-top:22px}.status-major>a{display:block;position:relative;border-bottom:1px solid var(--line);padding:17px 28px 18px 0}.status-major>a:first-child{border-top:1px solid var(--line)}.status-major>a>span{font-size:23px;color:var(--navy)}.status-major p{font-size:13px;margin-top:3px;color:var(--muted)}.status-major b{font-size:22px;position:absolute;right:3px;top:30px;color:var(--blue);font-weight:400}.status-minor{padding:72px 0 0 10px}.status-minor>a{display:flex;justify-content:space-between;font-size:15px;padding:12px 0;border-bottom:1px solid var(--line)}.status-minor>a span{color:var(--blue)}.status-minor p{color:var(--muted);font-size:12px;margin-top:28px}.web-focus{background:#eaece8;padding:68px 0 75px}.web-focus>.shell>.eyebrow{margin-bottom:26px}.web-focus-grid{display:grid;grid-template-columns:32% 45% minmax(0,1fr);gap:31px;align-items:center}.web-editorial h2{font-size:37px}.web-editorial p{font-size:15px;color:var(--muted);max-width:320px;margin:21px 0 25px}.web-focus-grid img{height:307px;object-fit:cover}.web-notes{margin:0;align-self:center;padding-left:10px}.web-notes dt{font-size:15px;font-weight:600;color:var(--navy);margin-top:22px}.web-notes dt:first-child{margin-top:0}.web-notes dd{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.8}.client-strip{display:grid;grid-template-columns:23% minmax(0,1fr) auto;gap:38px;align-items:center;padding:84px 25px}.client-strip img{height:185px;object-fit:cover}.client-strip h2{font-size:30px;margin:13px 0 16px}.client-strip-copy>p:last-child{font-size:14px;color:var(--muted);max-width:530px}.client-strip-actions{display:flex;flex-direction:column;align-items:flex-start;gap:18px}.network-spread{background:var(--navy);padding:65px 0 58px;color:#d4dfe1}.network-spread-inner{display:grid;grid-template-columns:39% minmax(0,1fr);gap:20px 60px}.network-summary .eyebrow{color:#9fb8df}.network-summary h2{color:var(--paper);font-size:44px;margin:22px 0}.network-summary>p:not(.eyebrow){max-width:385px;font-size:15px;line-height:1.95}.network-summary .text-link{color:#bccfec;border-color:#607f9d;margin-top:27px}.network-visual{padding-top:20px}.network-visual img{height:318px;object-fit:cover}.network-visual figcaption{color:#a8bcc2}.network-index{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:0 33px;border-top:1px solid #4b6069;margin-top:14px;padding-top:19px}.network-index a{font-size:13px;padding:11px 0}.network-index a:hover{color:#b7cced}.network-index span{color:#a5bbd3;margin-left:18px}.reading-section{padding:91px 0 76px}.reading-layout{display:grid;grid-template-columns:41% 37% minmax(0,1fr);gap:37px;margin-top:42px}.topic{font-size:12px;color:var(--copper);letter-spacing:.07em}.reading-lead{border-top:2px solid var(--navy);padding-top:24px;padding-right:15px}.reading-lead h3{font-size:29px;margin:18px 0}.reading-layout p:not(.topic){color:var(--muted);font-size:14px;margin-bottom:24px}.reading-illustrated{padding-top:26px}.reading-illustrated>figure{width:72%;margin-left:auto}.reading-illustrated img{height:134px;object-fit:cover}.reading-illustrated>div{margin-top:25px}.reading-illustrated h3{font-size:22px;margin-bottom:13px}.reading-compact{padding-top:90px;border-left:1px solid var(--line);padding-left:28px}.reading-compact h3{font-size:21px;margin:17px 0}.session-faq{width:min(1110px,calc(100% - 96px));padding:37px 0 92px;border-top:1px solid var(--line)}.faq-heading{display:grid;grid-template-columns:1fr auto;align-items:end}.faq-heading .eyebrow{grid-column:1/-1;margin-bottom:15px}.faq-heading h2{font-size:33px}.faq-layout{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:37px 45px;margin-top:36px}.faq-layout article{border-top:1px solid var(--line);padding-top:22px}.faq-layout h3{font-size:19px;line-height:1.5}.faq-layout p{font-size:14px;color:var(--muted);margin-top:13px}.faq-wide{grid-column:1/-1;padding-right:18%}.faq-short{grid-column:1/6}.faq-medium{grid-column:7/-1;margin-top:23px}.faq-featured{grid-column:2/12;background:#e8eceb;padding:27px 32px!important;border-top:0!important}.faq-featured h3{margin-top:9px}.faq-offset{grid-column:1/7;margin-top:16px}.faq-last{grid-column:8/-1;margin-top:47px}.site-footer{border-top:1px solid var(--line);background:#eeeee8}.footer-inner{padding:43px 24px 26px}.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:50px}.footer-top p{font-size:12px;color:var(--muted);line-height:1.8;margin-top:14px}.footer-index{padding:0 45px 0 18px;border-left:1px solid var(--line)}.footer-index .eyebrow{font-size:10px;color:var(--muted)}.footer-index nav{margin-top:15px}.footer-index nav>div{display:flex;gap:34px;padding:4px 0;font-size:13px}.footer-index nav>div+div{margin-top:8px;padding-left:43px}.peer-links{display:flex;justify-content:flex-end;gap:25px;font-size:12px;margin-top:28px;color:var(--muted)}.peer-links span{color:#909b9e}.copyright{margin-top:35px;padding-top:22px;border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:11px}.filings{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 23px;margin-top:7px}.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:11px;font-size:12px;color:var(--muted);margin-top:28px}.breadcrumb span[aria-hidden]{color:#a1abad}.page-intro{padding:45px 0 49px}.page-intro h1{font-size:48px;max-width:1020px;margin:19px 0}.intro-description{font-size:17px;color:var(--muted);max-width:770px;line-height:1.9}.download-feature{display:grid;grid-template-columns:58% minmax(0,1fr);gap:55px;align-items:center}.download-feature img{height:365px;object-fit:cover}.download-feature h2{font-size:31px;margin:16px 0}.download-feature p:not(.eyebrow){font-size:15px;color:var(--muted)}.download-feature .download-btn{margin-top:25px}.small-note{font-size:12px!important;line-height:1.7;margin-top:15px}.preparation{padding:82px 32px 66px}.preparation-grid{display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:55px;margin-top:33px}.preparation-grid h3{font-size:23px;margin-bottom:18px}.preparation-grid p{font-size:15px;color:var(--muted)}.preparation-grid article{border-top:1px solid var(--line);padding-top:20px}.device-note{width:min(1110px,calc(100% - 96px));display:grid;grid-template-columns:38% minmax(0,1fr);gap:75px;background:#e8eceb;padding:38px 42px}.device-note h2{font-size:31px}.device-note p{font-size:15px;color:var(--muted)}.device-note .text-link{margin-top:23px}.related-reading{padding:61px 0 66px;border-top:1px solid var(--line);margin-top:58px}.related-reading h2{font-size:25px;margin-top:10px}.related-reading>div{display:flex;flex-wrap:wrap;gap:20px 42px;margin-top:25px}.related-reading a{max-width:430px;font-size:14px}.web-statement{display:grid;grid-template-columns:42% minmax(0,1fr);gap:64px;align-items:center;background:#e5e9e8;padding:39px}.web-statement h2{font-size:34px;margin-bottom:26px}.web-statement p{font-size:15px;color:var(--muted)}.web-statement img{height:335px;object-fit:cover}.page-types{width:min(1080px,calc(100% - 96px));padding:77px 0 52px}.page-types h2{margin:15px 0 31px;font-size:32px}.type-row{display:grid;grid-template-columns:26% minmax(0,1fr);gap:50px;border-top:1px solid var(--line);padding:26px 0}.type-row h3{font-size:23px}.type-row p{font-size:15px;color:var(--muted)}.browser-checklist{display:grid;grid-template-columns:35% minmax(0,1fr);gap:80px;padding:30px 38px 25px}.browser-checklist h2{font-size:33px}.browser-checklist p{font-size:15px;color:var(--muted)}.browser-checklist .text-link{margin-top:24px}.information-note{width:min(1000px,calc(100% - 96px));margin-top:27px;padding:25px 30px;border-left:2px solid var(--teal);background:#ebece7;font-size:14px;color:var(--muted)}.guide-toc{display:flex;flex-wrap:wrap;gap:15px 34px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0;margin-bottom:67px}.guide-toc a{font-size:14px}.guide-toc span{color:var(--blue);margin-left:11px}.guide-chapter-heading{display:grid;grid-template-columns:29% 1fr;align-items:start;margin-bottom:32px}.guide-chapter-heading h2{font-size:38px}.guide-devices>figure{width:79%;margin-left:auto}.guide-devices>figure img{height:400px;object-fit:cover}.device-columns{display:grid;grid-template-columns:1fr 1fr 1fr;gap:45px;margin-top:33px}.device-columns h3{font-size:22px;margin-bottom:13px}.device-columns p{font-size:15px;color:var(--muted)}.guide-browser{display:grid;grid-template-columns:38% minmax(0,1fr);gap:80px;margin-top:87px;padding:45px 25px 70px;border-top:1px solid var(--line)}.guide-browser h2{font-size:33px;margin:19px 0 23px}.guide-browser p:not(.eyebrow){font-size:15px;color:var(--muted)}.guide-browser .text-link{margin-top:23px}.guide-browser figure{padding-top:63px}.guide-browser img{height:305px;object-fit:cover}.home-network-chapter{padding:61px 0;background:#e8ebe7}.chapter-intro{display:grid;grid-template-columns:22% 40% minmax(0,1fr);gap:40px;align-items:start;margin-bottom:34px}.chapter-intro h2{font-size:33px}.chapter-intro>p:last-child{font-size:15px;color:var(--muted)}.home-network-chapter figure{width:91%}.home-network-chapter img{height:415px;object-fit:cover}.chapter-footnotes{display:grid;grid-template-columns:1fr 1fr;gap:50px;width:76%;margin-left:auto;margin-top:25px}.chapter-footnotes p{font-size:14px;color:var(--muted);margin:0}.guide-wired{display:grid;grid-template-columns:35% minmax(0,1fr);gap:100px;align-items:center;padding:80px 55px}.guide-wired img{height:300px;object-fit:cover}.guide-wired h2{font-size:35px;margin:17px 0 22px}.guide-wired p:not(.eyebrow){font-size:15px;color:var(--muted)}.guide-wired .text-link{margin-top:23px}.guide-mobile{display:grid;grid-template-columns:30% 1fr;gap:28px 45px;padding:42px 0 77px;border-top:1px solid var(--line)}.mobile-caption h2{font-size:35px;margin-top:19px}.guide-mobile figure{grid-column:2;grid-row:1/3}.guide-mobile img{height:410px;object-fit:cover}.mobile-copy{align-self:start;font-size:14px;color:var(--muted)}.mobile-copy .text-link{margin-top:20px}.public-remote{padding-top:56px;border-top:1px solid var(--line)}.public-remote-layout{display:grid;grid-template-columns:61% minmax(0,1fr);gap:75px;margin-top:33px}.public-remote-layout article:last-child{margin-top:70px}.public-remote-layout article:first-child img{height:320px;object-fit:cover}.public-remote-layout article:last-child img{height:335px;object-fit:cover}.public-remote h3{margin:24px 0 16px}.public-remote p:not(.eyebrow){font-size:15px;color:var(--muted)}.connection-chapter{display:grid;grid-template-columns:43% minmax(0,1fr);gap:80px;align-items:center;margin-top:72px;padding:45px 35px;background:#e8eceb}.connection-chapter h2{font-size:35px;margin:17px 0 24px}.connection-chapter p:not(.eyebrow){font-size:15px;color:var(--muted)}.connection-chapter img{height:320px;object-fit:cover}.connection-chapter .text-link{margin-top:24px}.support-banner{display:grid;grid-template-columns:72% minmax(0,1fr);gap:60px;align-items:center}.support-banner img{height:345px;object-fit:cover}.support-banner nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}.support-banner nav a{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);font-size:15px;padding:17px 0}.support-banner nav span{color:var(--blue)}.support-group{display:grid;grid-template-columns:29% minmax(0,1fr);gap:65px;padding:57px 25px 15px;margin-top:35px;border-top:1px solid var(--line)}.support-group-title h2{font-size:32px;margin-top:17px}.support-answers article{margin-bottom:32px}.support-answers h3{font-size:21px;margin-bottom:13px}.support-answers p{font-size:15px;color:var(--muted);max-width:790px}.about-opening{padding:53px 4% 46px;border-bottom:1px solid var(--line)}.about-opening h1{font-size:61px;margin:24px 0 31px}.about-lead{font-size:27px;line-height:1.75;color:var(--navy);max-width:1040px}.about-principle{display:flex;justify-content:space-between;max-width:720px;color:var(--teal);font-size:11px;letter-spacing:.17em;border-top:1px solid var(--line);margin-top:36px;padding-top:18px}.about-content{display:grid;grid-template-columns:58% minmax(0,1fr);gap:95px;padding:63px 4% 0}.about-content h2{font-size:33px;margin-bottom:24px}.about-content h2:not(:first-child){margin-top:47px}.about-content p{color:var(--muted);font-size:15px}.about-content figure{margin-top:55px}.about-content img{height:490px;object-fit:cover}.about-content .text-link{margin-top:30px}.note-page .page-intro{padding-bottom:42px}.note-page .page-intro h1{font-size:45px;max-width:1000px}.article-layout{display:grid;grid-template-columns:25% minmax(0,1fr);gap:80px;padding-right:8%}.article-index{align-self:start;position:sticky;top:30px;padding:15px 35px 0 0}.article-index nav{display:flex;flex-direction:column;gap:18px;margin-top:24px;font-size:14px}.article-index nav a{padding-left:14px;border-left:1px solid var(--line);line-height:1.7}.article-index nav a:hover{border-color:var(--blue)}.article-index>p{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:29px}.article-body figure{margin-bottom:38px}.article-body img{height:330px;object-fit:cover}.article-body section{margin-top:38px}.article-body h2{font-size:27px;margin-bottom:22px}.article-body p{font-size:16px;line-height:2.05}.article-return{border-top:1px solid var(--line);padding-top:26px;margin-top:36px}.download-transition{display:grid;place-items:center;min-height:100svh;background:var(--paper)}.transition-content{width:min(400px,calc(100% - 48px));text-align:center;padding:45px 0}.transition-content>img{width:69px;height:69px;margin:0 auto 30px}.transition-content h1{font-size:30px}.transition-content p{font-size:14px;color:var(--muted);margin-top:18px}.download-progress{height:2px;background:#d5dcdd;width:220px;margin:29px auto 32px}.download-progress>span{display:block;width:0;height:100%;background:var(--blue);animation:download-fill 3s linear forwards}.transition-content button{padding:10px 29px;color:var(--blue);background:transparent;border:1px solid #8da4bc;border-radius:var(--radius-xs);font-size:14px}.transition-content button:hover{background:#e5ebed}@keyframes download-fill{to{width:100%}}
@media(min-width:1600px){.hero{grid-template-columns:92px 470px minmax(0,1fr)}}
@media(max-width:1400px){.shell{width:calc(100% - 80px)}.hero{grid-template-columns:6% 37% minmax(0,1fr);gap:22px}.hero h1{font-size:46px}.hero-visual img{height:375px}.site-nav{gap:24px}.header-inner{gap:27px}.header-download{margin-left:4px}.web-focus-grid{grid-template-columns:32% 42% minmax(0,1fr);gap:27px}.web-editorial h2{font-size:34px}.client-strip{gap:28px}.client-strip h2{font-size:28px}.reading-layout{gap:30px}.reading-lead h3{font-size:27px}.status-section{gap:30px}.chapter-intro{gap:30px}.guide-wired{gap:70px}.public-remote-layout{gap:55px}}
@media(max-width:1100px){.shell{width:calc(100% - 56px)}.header-inner{min-height:78px}.site-nav{display:none;position:absolute;z-index:10;top:78px;left:0;width:100%;background:var(--paper);padding:20px 28px;gap:10px;box-shadow:0 8px 15px #20343e12;border-bottom:1px solid var(--line);margin:0}.site-nav.is-open{display:grid;grid-template-columns:1fr 1fr 1fr}.menu-toggle{display:block;margin-left:auto;font-size:13px}.menu-toggle span{padding-left:9px}.header-download{margin-left:4px}.hero{min-height:575px;grid-template-columns:5% 43% minmax(0,1fr);gap:19px}.hero h1{font-size:39px}.hero-copy .eyebrow{font-size:9px}.hero-copy .eyebrow span{margin-left:14px}.hero-visual img{height:310px}.index-rail{margin-left:0}.index-rail span{left:9px;font-size:9px}.visual-note span:last-child{display:none}.hero-actions{gap:15px}.hero-actions .download-btn{padding:12px 20px}.browser-client{padding:39px 38px 29px;margin-bottom:75px}.layer-comparison{gap:40px}.status-section{grid-template-columns:25% 43% 1fr;gap:25px;padding:0 10px 75px}.status-title h2{font-size:37px}.status-major>a>span{font-size:21px}.status-minor{padding-left:0}.web-focus{padding:55px 0}.web-focus-grid{grid-template-columns:35% minmax(0,1fr);gap:35px}.web-notes{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:0 30px;padding:0}.web-notes dt{grid-row:1;margin-top:0}.web-notes dd{grid-row:2}.web-focus-grid img{height:300px}.web-editorial h2{font-size:34px}.client-strip{grid-template-columns:25% minmax(0,1fr);padding:63px 8px;gap:25px}.client-strip-actions{grid-column:2;flex-direction:row;align-items:center;gap:26px}.client-strip-image{grid-row:1/3;align-self:stretch}.client-strip img{height:100%;min-height:220px;object-fit:cover}.network-spread-inner{gap:25px 35px;grid-template-columns:40% minmax(0,1fr)}.network-summary h2{font-size:38px}.network-visual img{height:320px}.network-index{gap:0 25px}.reading-layout{grid-template-columns:42% minmax(0,1fr);gap:35px}.reading-compact{grid-column:1/-1;padding:23px 0 0;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:22% 31% 1fr auto;gap:20px;align-items:start}.reading-compact h3{margin:0;font-size:21px}.reading-compact p:not(.topic){margin:0}.reading-compact .text-link{white-space:nowrap}.session-faq{width:calc(100% - 90px)}.faq-layout{gap:28px}.download-feature{gap:35px;grid-template-columns:53% minmax(0,1fr)}.download-feature img{height:365px}.preparation{padding:60px 10px}.preparation-grid{gap:30px}.device-note{width:calc(100% - 90px);gap:30px;padding:32px}.web-statement{gap:35px;padding:30px}.web-statement h2{font-size:29px}.page-types{width:calc(100% - 100px)}.browser-checklist{padding:20px 15px;gap:35px}.guide-chapter-heading{grid-template-columns:25% minmax(0,1fr)}.guide-chapter-heading h2{font-size:33px}.guide-devices>figure{width:85%}.guide-devices>figure img{height:350px}.guide-browser{gap:40px;grid-template-columns:43% minmax(0,1fr);padding-inline:0}.chapter-intro{grid-template-columns:1fr 1fr;gap:20px 40px}.chapter-intro>.eyebrow{grid-column:1/-1}.home-network-chapter img{height:360px}.guide-wired{gap:45px;padding:65px 10px;grid-template-columns:35% minmax(0,1fr)}.guide-mobile{grid-template-columns:35% minmax(0,1fr);gap:25px 35px}.guide-mobile img{height:440px}.public-remote-layout{gap:40px}.connection-chapter{gap:35px;padding:34px 25px;grid-template-columns:47% minmax(0,1fr)}.support-banner{gap:35px;grid-template-columns:65% minmax(0,1fr)}.support-group{gap:40px;grid-template-columns:28% minmax(0,1fr);padding-inline:0}.about-content{gap:45px;grid-template-columns:58% minmax(0,1fr);padding-inline:0}.about-opening{padding-inline:0}.article-layout{grid-template-columns:25% minmax(0,1fr);gap:32px;padding-right:2%}.article-index{padding-right:10px}.article-body img{height:290px}}
@media(max-width:800px){.shell{width:calc(100% - 44px)}.header-download{display:none}.hero{min-height:520px;grid-template-columns:4% 44% minmax(0,1fr);gap:15px}.hero h1{font-size:30px}.hero-copy .eyebrow span{display:block;margin:6px 0 0}.hero-copy .eyebrow{margin-bottom:20px}.hero-copy>p:not(.eyebrow){font-size:13px;margin-top:19px}.hero-actions{align-items:flex-start;flex-direction:column;margin-top:20px;gap:14px}.hero-visual img{height:285px}.hero-visual figcaption{font-size:10px}.index-rail span{font-size:8px;left:5px;letter-spacing:.04em}.index-rail span:nth-child(2){writing-mode:vertical-rl}.browser-client{padding:33px 29px;margin-bottom:62px}.browser-client h2{font-size:26px}.layer-comparison{gap:25px;margin-top:33px}.layer-comparison h3{font-size:27px}.layer-comparison ul{font-size:14px}.comparison-note{font-size:12px}.status-section{grid-template-columns:25% minmax(0,1fr);gap:25px;padding-bottom:60px}.status-minor{grid-column:2;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.status-minor p{display:none}.status-title h2{font-size:33px}.status-major{padding-top:0}.web-editorial h2{font-size:30px}.web-focus-grid{gap:26px;grid-template-columns:37% minmax(0,1fr)}.web-focus-grid img{height:310px}.web-notes{gap:0 23px}.client-strip{gap:23px}.client-strip h2{font-size:27px}.client-strip-copy>p:last-child{font-size:13px}.network-spread-inner{grid-template-columns:1fr}.network-summary{display:grid;grid-template-columns:41% 1fr;gap:12px 30px;align-items:start}.network-summary .eyebrow{grid-column:1/-1}.network-summary h2{margin:6px 0;font-size:35px;grid-row:2/4}.network-summary>p:not(.eyebrow){font-size:14px}.network-summary .text-link{justify-self:start;margin-top:8px}.network-visual img{height:340px}.network-visual{padding-top:8px}.network-index{margin-top:0;gap:0 30px}.reading-section{padding:64px 0 57px}.reading-lead h3{font-size:25px}.reading-layout{gap:29px}.reading-illustrated>figure{width:80%}.reading-compact{grid-template-columns:1fr 2fr 2fr;gap:20px}.reading-compact .text-link{grid-column:3}.session-faq{width:calc(100% - 56px);padding-bottom:63px}.faq-heading h2{font-size:28px}.faq-layout{gap:30px 20px}.faq-short{grid-column:1/7}.faq-medium{grid-column:7/-1}.faq-featured{grid-column:1/-1}.faq-offset{grid-column:1/8}.faq-last{grid-column:8/-1}.footer-index{padding:0 0 0 20px}.footer-index nav>div{gap:25px}.footer-index nav>div+div{padding-left:17px}.footer-inner{padding:35px 0 23px}.page-intro h1{font-size:38px}.intro-description{font-size:16px}.download-feature{grid-template-columns:1fr;gap:26px}.download-feature img{height:350px}.download-feature>div{max-width:620px}.preparation-grid{grid-template-columns:1fr 1fr;gap:32px}.preparation-grid article:last-child{grid-column:1/-1}.device-note{width:calc(100% - 44px);grid-template-columns:1fr;gap:24px;padding:29px}.device-note h2{font-size:28px}.web-statement{grid-template-columns:1fr;gap:30px}.web-statement img{height:335px}.page-types{width:calc(100% - 60px);padding:57px 0 30px}.page-types h2{font-size:28px}.type-row{grid-template-columns:26% minmax(0,1fr);gap:30px}.browser-checklist{grid-template-columns:1fr;gap:24px;padding-inline:0}.browser-checklist h2{font-size:29px;max-width:450px}.information-note{width:calc(100% - 60px)}.guide-toc{gap:10px 28px;margin-bottom:45px}.guide-chapter-heading{grid-template-columns:1fr;gap:17px}.guide-devices>figure{width:100%}.guide-devices>figure img{height:330px}.device-columns{gap:25px}.guide-browser{gap:30px;margin-top:55px}.guide-browser h2{font-size:28px}.guide-browser img{height:320px}.guide-browser figure{padding-top:45px}.chapter-intro h2{font-size:29px}.chapter-footnotes{width:90%;gap:30px}.guide-wired{grid-template-columns:32% minmax(0,1fr);gap:30px;padding-inline:0}.guide-wired h2{font-size:29px}.guide-wired img{height:350px}.guide-mobile{grid-template-columns:34% minmax(0,1fr);gap:24px}.mobile-caption h2{font-size:28px}.guide-mobile img{height:500px}.public-remote-layout{gap:30px;grid-template-columns:56% minmax(0,1fr)}.public-remote-layout article:first-child img{height:290px}.public-remote-layout article:last-child img{height:310px}.public-remote h3{font-size:21px}.connection-chapter{grid-template-columns:1fr;gap:30px}.connection-chapter img{height:310px}.support-banner{grid-template-columns:1fr;gap:18px}.support-banner nav{flex-direction:row;flex-wrap:wrap;gap:0 25px;border-top:0}.support-banner nav a{min-width:calc(50% - 25px);gap:35px}.support-group{grid-template-columns:24% minmax(0,1fr);gap:30px}.support-group-title h2{font-size:27px}.support-group .eyebrow{font-size:9px}.about-opening h1{font-size:48px}.about-lead{font-size:23px}.about-content{grid-template-columns:1fr 35%;gap:32px}.about-content h2{font-size:29px}.about-content img{height:430px}.note-page .page-intro h1{font-size:36px}.article-layout{grid-template-columns:1fr;padding-right:0}.article-index{position:static;padding:0;border-bottom:1px solid var(--line);padding-bottom:22px}.article-index nav{flex-direction:row;flex-wrap:wrap;gap:12px 24px;margin-top:15px;font-size:12px}.article-index nav a{border:0;padding-left:0}.article-index>p{display:none}.article-body{width:min(650px,100%);margin-inline:auto}.article-body img{height:340px}.article-body h2{font-size:26px}}
@media(max-width:600px){body{font-size:15px}.shell{width:calc(100% - 40px)}.header-inner{min-height:72px}.brand{font-size:20px;gap:9px}.brand img{width:33px;height:33px}.site-nav{top:72px;padding:17px 20px;grid-template-columns:1fr 1fr!important}.site-nav a{font-size:14px;padding:9px}.hero{display:grid;grid-template-columns:1fr;gap:30px;min-height:0;padding:38px 0 40px}.index-rail{display:none}.hero-copy{padding:0}.hero-copy .eyebrow{font-size:10px;margin-bottom:20px}.hero-copy .eyebrow span{display:inline;margin-left:20px}.hero h1{font-size:36px;line-height:1.3;letter-spacing:-.035em}.hero-copy>p:not(.eyebrow){font-size:14px;line-height:1.9;margin-top:20px}.hero-copy>p:not(.eyebrow) br{display:none}.hero-actions{flex-direction:row;align-items:center;gap:17px;margin-top:24px}.hero-actions .download-btn{padding:12px 18px;font-size:13px;gap:14px}.hero-actions .text-link{font-size:12px}.hero-actions .text-link span{margin-left:3px}.hero-visual{padding-bottom:0}.hero-visual img{height:210px;aspect-ratio:16/10;object-fit:cover}.hero-visual figcaption{font-size:10px;line-height:1.7;padding-top:10px}.visual-note{display:none}.home-page .header-download,.home-page .section-download,.home-page .footer-download{display:none!important}.browser-client{padding:27px 24px 23px;margin-bottom:46px}.eyebrow{font-size:10px;letter-spacing:.12em}.browser-client h2{font-size:25px;line-height:1.5}.layer-comparison{grid-template-columns:1fr;gap:22px;margin-top:24px}.layer-comparison h3{font-size:25px;margin:7px 0 10px}.layer-comparison ul{margin:14px 0}.layer-comparison li{padding:2px 0;font-size:13px}.layer-comparison p{font-size:13px}.layer-comparison .text-link{font-size:12px}.layer-divider{height:1px}.comparison-note{margin-top:24px;font-size:12px;line-height:1.8;padding-top:17px}.status-section{display:block;padding:0 0 47px}.status-title h2{font-size:30px;margin:13px 0}.status-title h2 br{display:none}.status-title>p:last-child{font-size:13px}.status-title>p:last-child br{display:none}.status-major{margin-top:25px}.status-major>a{padding:15px 25px 14px 0}.status-major>a>span{font-size:21px}.status-major p{font-size:12px}.status-major b{font-size:20px;top:24px}.status-minor{display:block;margin-top:16px}.status-minor>a{font-size:13px;padding:10px 0;max-width:88%}.status-minor>a:nth-child(2){margin-left:12%;max-width:88%}.web-focus{padding:40px 0}.web-focus>.shell>.eyebrow{margin-bottom:17px}.web-focus-grid{grid-template-columns:1fr;gap:25px}.web-editorial h2{font-size:29px;line-height:1.45}.web-editorial h2 br{display:none}.web-editorial p{font-size:14px;margin:17px 0;max-width:none}.web-focus-grid img{height:215px}.web-notes{display:block;grid-column:auto;border-top:1px solid var(--line);padding-top:19px}.web-notes dt{font-size:14px;margin-top:15px}.web-notes dd{font-size:13px;margin-top:5px}.client-strip{display:block;padding:46px 0}.client-strip-image{width:58%;margin-bottom:24px}.client-strip-image img{height:142px;min-height:0}.client-strip h2{font-size:26px;margin:13px 0 15px}.client-strip h2 br{display:none}.client-strip-copy>p:last-child{font-size:14px}.client-strip-actions{margin-top:20px;display:block}.client-strip-actions .text-link{font-size:13px}.network-spread{padding:41px 0 32px}.network-spread-inner{gap:25px}.network-summary{display:block}.network-summary h2{font-size:34px;margin:19px 0}.network-summary>p:not(.eyebrow){font-size:14px}.network-summary .text-link{font-size:13px;margin-top:20px}.network-visual{padding:0}.network-visual img{height:225px}.network-visual figcaption{font-size:10px}.network-index{display:block;padding-top:10px}.network-index a{display:flex;justify-content:space-between;font-size:13px;padding:10px 0;border-bottom:1px solid #405660}.network-index span{margin:0}.reading-section{padding:45px 0}.reading-section h2{font-size:28px}.reading-layout{display:block;margin-top:28px}.reading-lead{padding:21px 0 28px}.reading-lead h3{font-size:25px;margin:15px 0}.reading-layout p:not(.topic){font-size:13px;margin-bottom:19px}.reading-illustrated{display:grid;grid-template-columns:36% 1fr;gap:19px;padding:25px 0;border-top:1px solid var(--line)}.reading-illustrated>figure{width:100%;margin:0}.reading-illustrated img{height:140px;object-fit:cover}.reading-illustrated>div{margin:0}.reading-illustrated h3{font-size:19px;line-height:1.5}.reading-illustrated h3 br{display:none}.reading-illustrated p{margin:11px 0 16px}.reading-illustrated .text-link{font-size:12px}.reading-compact{display:block;padding-top:24px;width:85%;margin-left:auto}.reading-compact h3{font-size:21px;margin:12px 0}.reading-compact p:not(.topic){margin-bottom:18px}.reading-compact .text-link{font-size:13px}.session-faq{width:calc(100% - 40px);padding:33px 0 48px}.faq-heading{display:block}.faq-heading h2{font-size:28px;margin-bottom:16px}.faq-heading .text-link{font-size:13px}.faq-layout{display:block;margin-top:27px}.faq-layout article{padding:20px 0 0;margin:0 0 24px}.faq-layout h3{font-size:18px;line-height:1.6}.faq-layout p{font-size:13px;line-height:1.9;margin-top:11px}.faq-featured{padding:23px 21px!important;margin:28px 0!important}.faq-featured h3{margin-top:8px}.footer-top{display:block}.footer-top p{font-size:12px;margin-top:13px}.footer-index{border:0;border-top:1px solid var(--line);padding:20px 0 0;margin-top:23px}.footer-index nav{margin-top:10px}.footer-index nav>div{gap:27px;font-size:12px;flex-wrap:wrap}.footer-index nav>div+div{margin-top:6px;padding-left:0}.copyright{margin-top:26px;font-size:10px;padding-top:18px;line-height:1.8}.filings{gap:4px 14px;margin-top:9px;font-size:10px}.peer-links{justify-content:flex-start;flex-wrap:wrap;gap:9px 20px;font-size:11px;margin-top:22px}.breadcrumb{margin-top:20px;gap:8px;font-size:11px}.page-intro{padding:31px 0 29px}.page-intro h1{font-size:31px;line-height:1.45;margin:14px 0 17px}.intro-description{font-size:14px}.download-feature{gap:23px}.download-feature img{height:226px}.download-feature h2{font-size:25px;margin:13px 0 17px}.download-feature p:not(.eyebrow){font-size:14px}.download-feature .download-btn{margin-top:21px}.small-note{font-size:11px!important}.preparation{padding:42px 0}.preparation h2{font-size:27px}.preparation-grid{display:block;margin-top:24px}.preparation-grid article{padding:20px 0;margin:0}.preparation-grid h3{font-size:21px;margin-bottom:13px}.preparation-grid p{font-size:14px}.device-note{width:calc(100% - 40px);padding:25px 23px;gap:19px}.device-note h2{font-size:25px}.device-note p{font-size:14px}.related-reading{margin-top:39px;padding:31px 0 40px}.related-reading h2{font-size:23px}.related-reading>div{display:flex;flex-direction:column;align-items:flex-start;gap:17px;margin-top:20px}.related-reading a{font-size:13px}.web-statement{padding:25px 23px;gap:25px}.web-statement h2{font-size:26px;margin-bottom:19px}.web-statement p{font-size:14px}.web-statement img{height:208px}.page-types{width:calc(100% - 40px);padding:42px 0 26px}.page-types h2{font-size:26px;margin:13px 0 23px}.type-row{display:block;padding:23px 0}.type-row h3{font-size:21px;margin-bottom:13px}.type-row p{font-size:14px}.browser-checklist{padding:13px 0 20px;gap:18px}.browser-checklist h2{font-size:26px}.browser-checklist p{font-size:14px}.information-note{width:calc(100% - 40px);padding:23px 21px;font-size:13px;margin-top:13px}.guide-toc{gap:13px 23px;padding:19px 0;margin-bottom:32px}.guide-toc a{font-size:12px}.guide-toc span{margin-left:5px}.guide-chapter-heading{gap:14px;margin-bottom:23px}.guide-chapter-heading h2{font-size:27px}.guide-devices>figure img{height:227px}.device-columns{display:block;margin-top:20px}.device-columns article{padding:18px 0;border-bottom:1px solid var(--line)}.device-columns h3{font-size:21px;margin-bottom:11px}.device-columns p{font-size:14px}.guide-browser{display:block;margin-top:34px;padding:32px 0 37px}.guide-browser h2{font-size:26px;margin:14px 0 17px}.guide-browser p:not(.eyebrow){font-size:14px}.guide-browser figure{padding-top:24px}.guide-browser img{height:225px}.home-network-chapter{padding:35px 0}.chapter-intro{display:block;margin-bottom:24px}.chapter-intro h2{font-size:27px;margin:16px 0 19px}.chapter-intro>p:last-child{font-size:14px}.home-network-chapter figure{width:100%}.home-network-chapter img{height:225px}.chapter-footnotes{display:block;width:100%;margin-top:20px}.chapter-footnotes p{font-size:13px}.chapter-footnotes p+p{margin-top:14px}.guide-wired{display:block;padding:40px 0}.guide-wired figure{width:72%;margin-bottom:25px}.guide-wired img{height:190px}.guide-wired h2{font-size:27px;margin:14px 0 18px}.guide-wired p:not(.eyebrow){font-size:14px}.guide-mobile{display:block;padding:31px 0 39px}.mobile-caption h2{font-size:27px;margin:15px 0 22px}.guide-mobile img{height:230px}.mobile-copy{margin-top:21px;font-size:14px}.public-remote{padding-top:35px}.public-remote h2{font-size:27px}.public-remote-layout{display:block;margin-top:24px}.public-remote-layout article:last-child{margin-top:35px;width:84%;margin-left:auto}.public-remote-layout article:first-child img{height:224px}.public-remote-layout article:last-child img{height:280px}.public-remote h3{font-size:21px;margin:20px 0 13px}.public-remote p:not(.eyebrow){font-size:14px}.connection-chapter{padding:26px 23px;margin-top:39px;gap:23px}.connection-chapter h2{font-size:28px;margin:15px 0 18px}.connection-chapter p:not(.eyebrow){font-size:14px}.connection-chapter img{height:200px}.support-banner img{height:226px}.support-banner nav{gap:0 21px}.support-banner nav a{font-size:13px;min-width:calc(50% - 12px);gap:14px;padding:12px 0}.support-group{display:block;padding:29px 0 1px;margin-top:27px}.support-group-title h2{font-size:27px;margin:12px 0 25px}.support-answers article{margin-bottom:25px}.support-answers h3{font-size:19px;line-height:1.6;margin-bottom:12px}.support-answers p{font-size:14px}.about-opening{padding:35px 0 31px}.about-opening h1{font-size:40px;margin:19px 0 24px}.about-lead{font-size:21px;line-height:1.8}.about-principle{margin-top:28px;font-size:9px}.about-content{display:block;padding:36px 0 0}.about-content h2{font-size:27px;margin-bottom:19px}.about-content h2:not(:first-child){margin-top:34px}.about-content p{font-size:14px}.about-content figure{width:78%;margin:30px 0 0 auto}.about-content img{height:345px}.note-page .page-intro{padding-bottom:25px}.note-page .page-intro h1{font-size:30px}.article-layout{gap:25px}.article-index .eyebrow{font-size:9px}.article-index nav{display:block;font-size:12px;margin-top:10px}.article-index nav a{display:block;padding:5px 0}.article-body figure{margin-bottom:28px}.article-body img{height:220px}.article-body figcaption{font-size:10px}.article-body section{margin-top:28px}.article-body h2{font-size:23px;line-height:1.5;margin-bottom:17px}.article-body p{font-size:15px;line-height:2.05}.article-return{margin-top:27px;padding-top:22px}.transition-content h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}a,button,.text-link span{transition:none}}