:root{--blue:#006ce4;--ink:#1a1a1a;--paper:#ffffff;--line:#d9e2ef;--gray:#596579}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:6px}header{display:flex;align-items:center;justify-content:space-between;height:100px;margin:0 5%;border-bottom:1px solid var(--ink)}.brand{display:flex;align-items:center;gap:9px;font-size:30px;font-weight:900;letter-spacing:-1.4px}.brand-mark{font-size:35px;color:var(--blue)}.brand-caption{margin-left:16px;padding-left:16px;border-left:1px solid #b3bfd3;width:92px;font:10px/1.6 monospace;letter-spacing:1px;color:var(--gray)}nav{display:flex;gap:35px;font-size:14px;align-items:center}.nav-contact{border-bottom:1px solid var(--blue);padding:10px 0;color:var(--blue)}.nav-contact span{display:none}.hero{padding:25px 5% 24px;overflow:hidden}.hero-top,.hero-bottom,.section-label{display:flex;justify-content:space-between;align-items:center;gap:20px;font:12px/1.6 monospace;letter-spacing:1px}.hero-top{color:var(--gray)}.eyebrow{display:flex;align-items:center;gap:10px}.eyebrow i{width:6px;height:6px;background:var(--blue);border-radius:50%}.hero-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:35px;min-height:655px;align-items:center;position:relative}.hero-copy{position:relative;z-index:1;padding:60px 0}.hero h1{font-size:clamp(66px,7.8vw,120px);font-weight:800;line-height:1.1;letter-spacing:-5px;margin:0 0 30px}.highlight{color:var(--blue);position:relative;white-space:nowrap}.highlight:after{content:"";position:absolute;height:5px;bottom:-10px;left:0;right:0;background:var(--blue);transform:scaleX(.22);transform-origin:left;animation:line-grow 6s ease-in-out infinite}.hero-copy p{font-size:16px;line-height:1.95;color:var(--gray);margin:0}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:35px}.button{padding:17px 25px;border:0;font-size:14px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,transform .2s}.primary{background:var(--blue);color:white}.button:hover{background:#003b95;transform:translateY(-2px)}.text-link{font-size:14px;border-bottom:1px solid #aebdd3;padding-block:12px}.text-link span{margin-left:18px;color:var(--blue)}.visual{height:570px;position:relative;align-self:center;overflow:hidden;min-width:0}#signal-field{display:block;width:100%;height:100%;cursor:crosshair}.network-labels{pointer-events:none}.visual-label,.coordinate{position:absolute;color:var(--blue);font:10px monospace;letter-spacing:1.5px}.label-top{top:25px;left:25px}.label-bottom{bottom:25px;right:0}.coordinate{top:50%;right:-48px;transform:rotate(-90deg);font-size:9px}.hero-bottom{border-top:1px solid var(--line);padding-top:20px;font-size:11px;color:var(--gray)}.hero-bottom a span{margin-left:13px}.ticker{padding:22px 0;background:#f0f6ff;border-block:1px solid #ccdaef;overflow:hidden;color:var(--blue);font:14px monospace;letter-spacing:2px}.ticker div{width:max-content;animation:marquee 40s linear infinite}.ticker b{margin:0 38px;font-size:21px}.section{padding:85px 5%}.section-label{margin-bottom:45px;color:var(--gray)}.section-label span:first-child{color:var(--blue)}.section-label span:last-child{font-family:Arial,"PingFang SC",sans-serif;font-size:12px;letter-spacing:0}h2{font-size:clamp(39px,4.5vw,64px);font-weight:700;letter-spacing:-2px;line-height:1.3;margin:0}.muted{color:#83a6dd}.about{background:var(--blue);color:white;padding-top:65px;padding-bottom:70px}.about .section-label,.about .section-label span:first-child{color:#b9d5ff}.about-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:100px}.about-layout h2{font-size:clamp(46px,5.2vw,76px);line-height:1.25}.about-layout .muted{color:#8dbeff}.about-copy .lead{font-size:24px;line-height:1.7;color:#ffffff;margin:0 0 22px}.about-copy p{font-size:16px;line-height:1.9;color:#ffffff;margin:0}.principles{border-top:1px solid #344d73;display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:24px;font-size:14px}.principles b{font:12px monospace;color:#99c7ff;margin-right:12px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:48px}.section-heading h2{font-size:clamp(40px,4.2vw,60px)}.section-heading p{font-size:14px;color:var(--gray);line-height:1.9;margin:0}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);counter-reset:products}.product-card{min-width:0;padding:30px 25px;border-right:1px solid var(--line);counter-increment:products;transition:background .3s}.product-card:first-child{padding-left:0}.product-card:last-child{border-right:0;padding-right:0}.product-heading:before{content:"0" counter(products);display:block;font-family:Georgia,serif;font-size:80px;font-style:italic;color:#c4d3ea;line-height:1;margin-bottom:30px;transition:color .3s}.product-card:hover .product-heading:before{color:var(--blue)}.product-card:hover{background:#f0f6ff}.card-top{font:9px/1.6 monospace;letter-spacing:.8px;color:#7b92b2;min-height:31px}.mini-icon{display:none}h3{font-size:24px;line-height:1.4;letter-spacing:-.7px;margin:18px 0 23px;min-height:68px;font-weight:650}.product-detail{display:flex;flex-direction:column-reverse;gap:28px}.product-visual{height:128px;display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden}.product-copy p{font-size:14px;line-height:1.95;color:#60758f;margin:0 0 22px;min-height:137px}.tags{display:flex;flex-wrap:wrap;gap:6px;min-height:57px;align-content:flex-start}.tags span{border-bottom:1px solid #cbd9ed;font-size:12px;color:#3d6cae;padding:5px 0;margin-right:6px}.card-link{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:19px;font-size:13px;color:var(--blue);margin-top:28px;line-height:1.6}.card-link span{font-size:19px}.code-art{display:flex;flex-direction:column;gap:20px;font:8px monospace;color:#7e9bc2;width:100%}.code-art div{font-size:17px;color:#527ab5;white-space:nowrap}.code-art b{font-weight:400;color:var(--blue)}.chart-art{height:110px;display:flex;align-items:flex-end;gap:8px;width:100%;position:relative;padding:0 14px 20px}.chart-art i{height:25%;width:20px;background:#c8d8f1;transform-origin:bottom;animation:chart-wave 5s ease-in-out infinite}.chart-art i:nth-child(2){height:39%;animation-delay:-.4s}.chart-art i:nth-child(3){height:32%;animation-delay:-.8s}.chart-art i:nth-child(4){height:60%;animation-delay:-1.2s}.chart-art i:nth-child(5){height:52%;animation-delay:-1.6s}.chart-art i:nth-child(6){height:76%;background:#8eb1e7;animation-delay:-2s}.chart-art i:nth-child(7){height:100%;background:var(--blue);animation-delay:-2.4s}.chart-art span{position:absolute;bottom:0;right:0;color:#91a7c9;font:7px monospace}.flow-art{display:grid;grid-template-columns:1fr 14px 1fr;gap:8px;align-items:center;width:100%;max-width:210px}.flow-art span{font-size:12px;border:1px solid #cad9ec;color:#4c75b3;text-align:center;padding:10px 8px}.flow-art span:first-child{background:var(--blue);color:white;border-color:var(--blue)}.flow-art em{font-style:normal;color:#9bb5db}.flow-art em:nth-child(4){display:none}.learning-art{display:flex;justify-content:space-between;align-items:center;gap:15px;width:100%}.learning-art div{display:flex;flex-direction:column;font-size:20px;font-weight:900;line-height:1.4;color:#b6ccef}.learning-art span:nth-child(2){color:var(--blue)}.learning-art b{display:grid;place-items:center;width:43px;height:43px;border:1px solid #a3bde1;border-radius:50%;font-size:16px;color:var(--blue)}.product-note{display:flex;justify-content:space-between;gap:20px;padding-top:26px;font-size:14px;color:var(--gray)}.product-note a{color:var(--blue)}.product-note a span{margin-left:20px}.contact{background:#f0f6ff;border-top:1px solid #d7e2f2}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:95px}.contact-layout h2{font-size:clamp(45px,5.2vw,75px);letter-spacing:-3px}.contact-accent{color:var(--blue)}.contact-layout>div>p{font-size:16px;color:var(--gray);line-height:1.9;margin-top:26px}.contact-stamp{font:italic 35px/1.1 Georgia,serif;letter-spacing:-1px;color:#c0d3ee;margin-top:65px}.contact-stamp b{font-weight:400;color:#006ce4}form{padding-top:7px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:23px}label{display:flex;flex-direction:column;gap:14px;margin-bottom:28px;font-size:14px;color:#405876}input,textarea,select{width:100%;font-size:14px;color:var(--ink);background:transparent;border:0;border-bottom:1px solid #a4b9d4;outline:none;border-radius:0;padding:8px 0 6px;line-height:normal}input:focus,textarea:focus,select:focus{border-color:var(--blue)}input::placeholder,textarea::placeholder{color:#8b9eb8}textarea{resize:vertical;line-height:1.7}select option{background:#ffffff}.submit-row{display:flex;justify-content:space-between;align-items:center;gap:20px}.submit-row>span,.form-info{font-size:12px;line-height:1.7;color:#758ba8}.form-info{margin-top:20px}#form-status{font-size:14px;color:var(--blue);line-height:1.7}footer{display:flex;justify-content:space-between;align-items:center;gap:20px;background:#1a1a1a;color:#a2b3ca;padding:35px 5%;font-size:12px}footer .brand{color:white;font-size:24px}footer .brand-mark{color:#ffffff;font-size:29px}footer>a:last-child{color:#dcecff}@keyframes line-grow{50%{transform:scaleX(1)}}@keyframes marquee{to{transform:translateX(-40%)}}@keyframes chart-wave{50%{transform:scaleY(.65)}}.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s,transform .7s}.reveal.visible{opacity:1;transform:none}
@media(min-width:1550px){.hero,.section,footer{padding-inline:max(5%,calc((100% - 1400px)/2))}header{margin-inline:max(5%,calc((100% - 1400px)/2))}}@media(max-width:1050px){.hero-layout{gap:20px;min-height:590px}.hero h1{font-size:74px;letter-spacing:-3px}.visual{height:490px}.hero-copy p{font-size:14px}.about-layout,.contact-layout{gap:50px}.about-copy .lead{font-size:21px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-card{padding:28px!important}.product-card:nth-child(2){border-right:0}.product-card:nth-child(-n+2){border-bottom:1px solid var(--line)}.product-copy p{min-height:85px}.product-heading:before{font-size:65px;margin-bottom:20px}h3{min-height:0}.tags{min-height:0}.contact-layout h2{font-size:48px}.section-heading h2{font-size:44px}}@media(max-width:650px){header{height:80px;margin:0 6%}.brand{font-size:25px}.brand-mark{font-size:30px}.brand-caption{display:none}nav{gap:16px;font-size:12px}nav>a:first-child{display:none}.hero{padding:25px 6%}.index-label{display:none}.hero-top{font-size:10px}.hero-layout{grid-template-columns:1fr;gap:0}.hero-copy{padding:36px 0 20px}.hero h1{font-size:clamp(49px,12vw,76px);letter-spacing:-2px;line-height:1.2}.highlight:after{height:3px;bottom:-7px}.hero-copy p{font-size:14px}.hero-actions{gap:24px;margin-top:26px}.button{padding:16px 20px}.visual{height:330px}.label-top{font-size:9px;left:0;top:10px}.label-bottom{font-size:9px;bottom:10px}.coordinate{display:none}.hero-bottom{font-size:9px;line-height:1.8}.hero-bottom>span{max-width:155px}.hero-bottom a span{margin-left:2px}.ticker{font-size:12px;padding:18px 0}.section{padding:55px 6%}.section-label{font-size:10px;margin-bottom:32px;gap:15px}.section-label span:last-child{font-size:10px;text-align:right}.about-layout,.contact-layout{grid-template-columns:1fr;gap:30px}.about-layout h2{font-size:43px;letter-spacing:-1px}.about-copy .lead{font-size:20px}.about-copy p{font-size:14px}.principles{font-size:12px;gap:10px}.principles b{font-size:10px;margin-right:7px}.section-heading{display:block;margin-bottom:30px}.section-heading h2{font-size:36px;letter-spacing:-1px}.section-heading p{margin-top:20px}.section-heading p br{display:none}.product-grid{grid-template-columns:1fr}.product-card{border-right:0;border-bottom:1px solid var(--line);padding:29px 0!important}.product-card:last-child{border-bottom:0}.product-heading{display:grid;grid-template-columns:62px minmax(0,1fr);gap:0 18px}.product-heading:before{grid-row:1/3;font-size:51px;margin-bottom:0;align-self:center}.card-top{font-size:9px;min-height:0}h3{font-size:25px;margin:9px 0 0}.product-detail{display:grid;grid-template-columns:1fr;gap:20px;margin-top:25px}.product-visual{display:none}.product-copy p{font-size:14px;min-height:0}.tags{min-height:0}.card-link{margin-top:20px;font-size:14px}.product-note,.product-note a{font-size:12px;line-height:1.8}.contact-layout h2{font-size:45px;letter-spacing:-2px}.contact-layout>div>p{font-size:14px}.contact-stamp{display:none}.form-row{gap:18px}.submit-row>span{max-width:145px}.form-info{font-size:11px}footer{display:grid;grid-template-columns:1fr 1fr;padding:28px 6%;font-size:10px}footer>span:nth-child(2),footer>a:last-child{text-align:right}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* Blue accents across the product illustrations. */
.about-layout .muted{color:#93c7ff}
.hero .highlight:after{background:#006ce4}
.learning-art span:nth-child(2){color:#006ce4}
.chart-art i:nth-child(6){background:#74b4ff}
footer .brand-mark{color:#ffffff}

/* Booking-inspired deep blue, bright blue and white. */
.about{background:#003b95}
.about-copy .lead{color:#f2f7ff}
.about-copy p{color:#c4d7f1}
.about .section-label,.about .section-label span:first-child{color:#9bbce9}
.principles{border-color:#355170}
.hero .highlight{color:var(--blue);background:none;-webkit-text-fill-color:currentColor}
.hero .highlight:after{background:var(--blue)}
footer{background:#003b95}