:root{--blue:#0647d6;--red:#f20c40;--ink:#11172b;--muted:#747b8e;--line:#e5e9f0}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#fcfcfe;color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif}button,a,input{font:inherit}a{text-decoration:none;color:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #83a7ff;outline-offset:5px}header{height:86px;position:sticky;top:0;z-index:30;background:#ffffffdf;backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav{max-width:1320px;margin:auto;height:100%;padding:0 44px;display:flex;align-items:center;justify-content:space-between}.logo{width:176px;height:31px;object-fit:cover;object-position:center;mix-blend-mode:multiply}.links{display:flex;gap:34px;font-size:13px;color:#61677a}.links a:hover{color:var(--blue)}.nav-right{display:flex;gap:22px;align-items:center;font-size:13px}.button{display:inline-flex;align-items:center;justify-content:center;gap:30px;padding:17px 24px;background:var(--blue);color:white;border:0;border-radius:5px;font-size:14px;transition:transform .25s,box-shadow .25s}.button:hover{transform:translateY(-3px);box-shadow:0 9px 24px #0647d629}.button.dark{background:var(--ink)}.button.light{background:white;color:var(--ink);border:1px solid var(--line)}.small{padding:12px 18px;gap:20px}.menu{display:none;border:0;background:none;font-size:24px}.container{max-width:1320px;margin:auto;padding:0 44px}.hero{position:relative;overflow:hidden;min-height:760px;border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 78% 36%,#e8efff 0,transparent 49%),linear-gradient(120deg,#fff,#fafbff)}.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;align-items:center;min-height:660px;position:relative}.eyebrow{font-size:11px;letter-spacing:2.5px;font-weight:700;color:var(--blue);display:flex;gap:10px;align-items:center;text-transform:uppercase}.dot{width:6px;height:6px;background:var(--red);border-radius:50%}.hero h1{font-size:clamp(42px,4.7vw,66px);font-weight:650;line-height:1.24;letter-spacing:-3px;margin:27px 0}.hero h1 span{color:var(--blue)}.hero h1 em{font-style:normal;position:relative}.hero h1 em:after{content:'';height:5px;width:91%;position:absolute;bottom:-10px;left:1%;background:var(--red);transform:skewX(-28deg)}.lead{font-size:15px;line-height:2;color:var(--muted);max-width:400px;margin-top:34px}.actions{display:flex;gap:13px;margin:30px 0}.tiny{font-size:11px;color:#959bab;letter-spacing:1px}.visual{height:560px;position:relative;display:flex;align-items:center;justify-content:center}.globe{width:530px;max-width:110%;filter:drop-shadow(0 25px 40px #1f58d924);animation:float 8s ease-in-out infinite}.orbit-card{position:absolute;z-index:2;border:1px solid #fff;background:#ffffffdf;backdrop-filter:blur(8px);box-shadow:0 15px 50px #1228640e;border-radius:9px;padding:16px 20px;font-size:11px}.orbit-card strong{display:block;font-size:13px;margin:7px 0;color:var(--ink)}.orbit-card span{color:var(--muted)}.card-a{top:97px;right:4%}.card-b{bottom:80px;left:0}.mini-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--blue);margin-right:6px}.mini-dot.red{background:var(--red)}.visual-caption{position:absolute;bottom:27px;right:20px;font-size:9px;letter-spacing:1px;color:#9da6bb}.hero-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:28px 0;color:#7e8597;font-size:12px}.hero-bottom b{font-weight:500;color:#3d4762;font-size:13px}.hero-bottom .scroll{font-size:10px;letter-spacing:2px}.section{padding:110px 0}.heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:44px}.heading h2{font-size:38px;line-height:1.4;letter-spacing:-1.6px;margin:18px 0 0;font-weight:600}.heading p{max-width:340px;color:var(--muted);font-size:14px;line-height:1.9}.features{display:grid;grid-template-columns:1.3fr 1fr 1fr;border:1px solid var(--line);border-radius:9px;overflow:hidden}.feature{padding:38px 32px;background:white;border-right:1px solid var(--line)}.feature:last-child{border:0}.feature.feature-main{background:#f0f4ff}.feature .num{font-size:11px;color:#9ca6bd;letter-spacing:2px}.feature h3{font-size:22px;font-weight:600;margin:28px 0 15px}.feature p{font-size:13px;line-height:1.9;color:#727c95}.feature-icon{font-size:28px;color:var(--blue);margin-top:35px}.line-art{height:90px;display:flex;align-items:center;gap:8px;margin-top:24px}.line-art i{display:block;width:5px;border-radius:3px;background:var(--blue);height:var(--h);animation:pulse 3s infinite alternate;animation-delay:var(--d)}.experience{background:#111a31;color:white;overflow:hidden;position:relative}.experience:after{content:'';position:absolute;width:550px;height:550px;background:radial-gradient(circle,#134abd55,transparent 65%);right:-150px;bottom:-260px}.experience-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.experience h2{font-size:42px;line-height:1.45;font-weight:550;letter-spacing:-1px;margin:20px 0}.experience p{color:#94a0b8;font-size:14px;line-height:2}.experience .eyebrow{color:#779efa}.use-tabs{display:flex;gap:8px;margin-top:28px;flex-wrap:wrap}.use-tabs button{padding:10px 16px;border:1px solid #35425b;border-radius:30px;background:transparent;color:#a8b3c7;font-size:12px}.use-tabs button[aria-selected=true]{background:#fff;border-color:#fff;color:#142344}.use-panel{position:relative;z-index:1;min-height:305px;border:1px solid #35425b;border-radius:12px;background:linear-gradient(145deg,#26375677,#16213d);padding:34px}.window-bar{display:flex;gap:5px;padding-bottom:26px;border-bottom:1px solid #35425b}.window-bar i{width:7px;height:7px;background:#617089;border-radius:50%}.window-bar span{margin-left:auto;color:#8295b4;font-size:10px;letter-spacing:2px}.use-panel h3{font-size:26px;margin:30px 0 12px;font-weight:500}.use-panel p{font-size:13px}.chip{display:inline-flex;gap:9px;align-items:center;border:1px solid #34435f;padding:9px 13px;border-radius:4px;color:#a9bce1;font-size:10px;margin-top:14px}.pricing-head{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.switcher{display:flex;padding:4px;background:#edf0f7;border-radius:6px}.switcher button{border:0;background:none;padding:9px 16px;font-size:12px;border-radius:4px;color:#7b8394}.switcher button.active{background:white;color:var(--ink);box-shadow:0 2px 5px #172d4d0c}.demo-label{font-size:11px;color:#8b93a6}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.plan{position:relative;padding:34px;background:white;border:1px solid var(--line);border-radius:8px}.plan.recommended{border:1px solid var(--blue);box-shadow:0 8px 35px #0647d60b}.ribbon{position:absolute;top:-13px;right:24px;background:var(--blue);color:white;padding:5px 12px;border-radius:3px;font-size:10px}.plan .label{font-size:11px;letter-spacing:2px;color:#8791a8}.plan h3{font-weight:600;font-size:22px;margin:12px 0}.plan .description{color:var(--muted);font-size:12px}.price{display:flex;align-items:baseline;gap:5px;margin:30px 0}.price strong{font-size:47px;letter-spacing:-2px;font-weight:600}.price span{font-size:12px;color:#8b93a6}.plan ul{list-style:none;margin:0 0 30px;padding:24px 0 0;border-top:1px solid var(--line)}.plan li{font-size:12px;color:#63708b;margin:17px 0}.plan li:before{content:'✓';color:var(--blue);margin-right:12px}.plan .button{width:100%}.faq-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:90px}.faq-layout h2{font-size:36px;margin:20px 0;font-weight:600}.faq{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:23px 0}summary{list-style:none;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:space-between}summary:after{content:'+';font-size:22px;color:#8590a8;font-weight:300}details[open] summary:after{content:'−'}details p{color:var(--muted);font-size:13px;line-height:2;padding-right:25px}.cta{background:#edf2ff;padding:65px 0}.cta-row{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:34px;margin:0 0 15px;letter-spacing:-1px;font-weight:600}.cta p{font-size:13px;color:var(--muted);margin:0}footer{padding:48px 0 25px}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:25px;padding-bottom:36px}.footer-top p{color:#959bab;font-size:12px}.footer-links{display:flex;gap:25px;font-size:12px;color:#737e96}.footer-bottom{border-top:1px solid var(--line);padding-top:23px;display:flex;justify-content:space-between;color:#a2a9b7;font-size:10px;letter-spacing:.8px}.has-reveal .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s,transform .8s}.has-reveal .reveal.visible{opacity:1;transform:none}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);background:#172442;color:white;z-index:90;padding:15px 24px;border-radius:7px;font-size:13px;box-shadow:0 10px 40px #1113}.toast[hidden]{display:none}@keyframes float{50%{transform:translateY(-12px) rotate(2deg)}}@keyframes pulse{to{opacity:.35;transform:scaleY(.65)}}
@media(min-width:1500px){.hero-grid{min-height:730px}.hero{min-height:830px}}@media(max-width:1000px){.links{gap:19px}.nav,.container{padding-left:28px;padding-right:28px}.hero h1{font-size:48px}.visual{height:470px}.features{grid-template-columns:1fr 1fr 1fr}.feature{padding:28px 23px}.experience-grid,.faq-layout{gap:40px}.plan{padding:27px 23px}}@media(max-width:720px){header{height:70px}.nav,.container{padding-left:22px;padding-right:22px}.logo{width:145px;height:26px}.nav-right .login{display:none}.nav-right{gap:12px}.menu{display:block}.links{display:none;position:absolute;top:70px;left:0;right:0;background:white;padding:24px;flex-direction:column;border-bottom:1px solid var(--line)}.links.open{display:flex}.small{padding:10px 12px;font-size:11px}.hero-grid{grid-template-columns:1fr;min-height:0;padding-top:55px}.hero h1{font-size:45px;letter-spacing:-2px}.lead{font-size:13px}.visual{height:350px;margin-top:15px}.globe{width:380px;max-width:100%}.card-a{top:35px;right:0}.card-b{bottom:30px;left:0}.orbit-card{padding:11px 14px;font-size:10px}.hero-bottom{gap:20px;align-items:start;flex-wrap:wrap;padding:25px 0}.hero-bottom>div{width:43%;font-size:10px}.hero-bottom b{font-size:11px}.hero-bottom .scroll{display:none}.section{padding:68px 0}.heading{display:block;margin-bottom:30px}.heading h2{font-size:30px}.heading p{font-size:13px}.features{grid-template-columns:1fr}.feature{border-right:0;border-bottom:1px solid var(--line)}.feature h3{margin-top:18px}.feature-main .line-art{height:55px}.feature-icon{margin-top:20px}.experience-grid,.faq-layout{grid-template-columns:1fr;gap:30px}.experience h2{font-size:33px}.use-panel{padding:25px;min-height:280px}.plans{grid-template-columns:1fr;gap:26px}.pricing-head{margin-top:25px;margin-bottom:35px}.cta-row{align-items:start;flex-direction:column}.cta h2{font-size:28px}.footer-top{align-items:start;flex-direction:column}.footer-bottom{gap:20px;flex-direction:column}.footer-links{flex-wrap:wrap}.actions .button{padding:15px 19px;gap:20px}.visual-caption{right:0;font-size:8px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* Optimize offscreen rendering and keyboard navigation. */
@supports (content-visibility: auto) { .section { content-visibility: auto; contain-intrinsic-size: auto 600px; } }
.skip-link{position:fixed;left:16px;top:-100px;z-index:100;background:#fff;padding:12px 18px;border:2px solid var(--blue)}.skip-link:focus{top:12px}

/* Animated globe: independent globe rotation, orbit particles and data flow. */
.earth-spin{transform-origin:290px 290px;animation:earth-turn 70s linear infinite}
.connection-flow{stroke-dasharray:7 9;animation:data-flow 3s linear infinite}
@keyframes earth-turn{from{transform:rotate(-20deg)}to{transform:rotate(340deg)}}
@keyframes data-flow{to{stroke-dashoffset:-64}}
.globe.animation-paused,.globe.animation-paused *{animation-play-state:paused!important}
@media(prefers-reduced-motion:reduce){.earth-spin,.connection-flow{animation:none!important}.orbit-particles{display:none}}