:root{--ink:#142238;--muted:#68788d;--paper:#f3f6fa;--card:#fff;--line:#dce4ee;--blue:#3d7fbd;--blue2:#82b1da;--night:#101b2a;--shadow:0 28px 80px rgba(27,51,78,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"SF Pro Display","PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.page-shell{width:min(1180px,calc(100% - 44px));margin:auto}
.topbar{position:sticky;top:14px;z-index:50;display:flex;align-items:center;gap:34px;width:min(1180px,calc(100% - 36px));margin:14px auto 0;padding:10px 12px 10px 18px;border:1px solid rgba(255,255,255,.8);border-radius:20px;background:rgba(248,250,253,.84);backdrop-filter:blur(18px);box-shadow:0 10px 36px rgba(43,63,91,.08)}.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:750;letter-spacing:.08em}.brand img{width:34px;height:34px}.desktop-nav{display:flex;gap:28px;margin-left:auto;color:#536176;font-size:14px}.desktop-nav a:hover,.desktop-nav a.active{color:var(--blue)}.nav-cta{padding:9px 18px;border-radius:13px;background:var(--ink);color:#fff;font-size:14px}.menu-button,.mobile-nav{display:none}
.kicker{margin:0 0 18px;color:#5c7795;font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.home-hero{display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:76px;min-height:745px;padding:72px 18px 80px}.hero-copy h1{margin:0;font-size:clamp(58px,6.8vw,91px);line-height:1.04;letter-spacing:-.075em}.hero-copy h1 em{display:block;white-space:nowrap;color:var(--blue);font-size:.77em;font-style:normal;letter-spacing:-.08em}.lead{max-width:600px;margin:28px 0 34px;color:var(--muted);font-size:20px;line-height:1.85}.button-row{display:flex;gap:15px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border-radius:15px;font-weight:750;transition:.22s}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--ink);color:#fff;box-shadow:0 15px 30px rgba(20,34,56,.18)}.button.ghost{border:1px solid var(--line);background:#fff}.button.light{background:#fff;color:var(--ink)}.fine{color:#8a96a7;font-size:12px}
.hero-stage{position:relative;min-height:610px}.halo{position:absolute;inset:80px -20px 30px;background:radial-gradient(circle at center,#cde0f1,rgba(205,224,241,0) 67%)}.device{position:absolute;z-index:2;top:12px;left:50%;width:310px;min-height:595px;padding:18px 18px 72px;transform:translateX(-50%) rotate(1.6deg);border:8px solid #172236;border-radius:43px;background:#fafbfd;box-shadow:0 40px 95px rgba(29,49,73,.29)}.device-status,.device-row{display:flex;justify-content:space-between}.device-status{padding:0 8px 20px;font-size:10px}.device-title span{display:block;color:#8b97a6;font-size:11px}.device-title strong{display:block;font-size:24px}.summary-card{margin-top:20px;padding:20px;border-radius:22px;background:linear-gradient(135deg,#204a73,#5f99ca);color:#fff;box-shadow:0 16px 32px rgba(45,101,155,.24)}.summary-card small{display:block;opacity:.78}.summary-card b{display:block;margin-top:4px;font-size:27px}.bars{display:flex;align-items:end;gap:6px;height:38px;margin-top:13px}.bars i{width:20px;border-radius:4px;background:rgba(255,255,255,.65)}.bars i:nth-child(1){height:13px}.bars i:nth-child(2){height:23px}.bars i:nth-child(3){height:18px}.bars i:nth-child(4){height:33px}.bars i:nth-child(5){height:25px}.bars i:nth-child(6){height:36px}.device-row{margin:21px 3px 10px;font-size:11px}.device-row b{font-size:14px}.device-row span{color:var(--blue)}.mini-card{margin:9px 0;padding:14px 16px;border-radius:18px}.mini-card small,.mini-card span{display:block;font-size:10px}.mini-card b{display:block;margin:2px 0;font-size:17px}.mini-card.blue{background:#e6f0f9}.mini-card.warm{background:#f2ebe1}.device-nav{position:absolute;right:14px;bottom:13px;left:14px;display:flex;align-items:center;justify-content:space-around;padding:11px 8px;border-radius:21px;background:#fff;box-shadow:0 8px 26px rgba(31,48,70,.13)}.device-nav span{display:flex;flex-direction:column;align-items:center;color:#8994a3;font-size:14px}.device-nav small{font-size:8px}.device-nav>b{display:grid;width:38px;height:38px;place-items:center;border-radius:14px;background:var(--blue);color:#fff;font-size:22px}.status-pill{position:absolute;z-index:3;padding:12px 16px;border:1px solid rgba(255,255,255,.8);border-radius:16px;background:rgba(255,255,255,.84);backdrop-filter:blur(12px);box-shadow:0 14px 36px rgba(44,64,88,.14);color:#6b788b;font-size:11px}.status-pill b{display:block;color:var(--ink);font-size:13px}.pill-a{top:150px;right:-20px}.pill-b{bottom:110px;left:-25px}
.home-intro{padding:110px 24px;background:#fff;text-align:center}.home-intro p{color:#8995a5}.home-intro h2{max-width:930px;margin:18px auto 0;font-size:clamp(31px,4.2vw,53px);line-height:1.45;letter-spacing:-.045em}.desktop-sections{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;padding:110px 0}.portal-card{position:relative;min-height:330px;padding:38px;border:1px solid #e4eaf1;border-radius:30px;overflow:hidden;background:#fff;box-shadow:0 18px 60px rgba(40,59,84,.07)}.portal-card.portal-wide{grid-row:span 2;min-height:682px}.portal-card h2{max-width:540px;margin:0;font-size:clamp(30px,3.6vw,50px);line-height:1.18;letter-spacing:-.04em}.portal-card p:not(.kicker){max-width:520px;color:var(--muted)}.portal-card>a{position:absolute;bottom:36px;color:var(--blue);font-weight:750}.portal-card.dark{background:var(--night);color:#fff}.portal-card.dark p:not(.kicker){color:#aab6c6}.portal-card.dark>a{color:#91c2ed}.portal-card.accent{background:linear-gradient(135deg,#4a82b4,#88b5d8);color:#fff}.portal-card.accent .kicker,.portal-card.accent p:not(.kicker),.portal-card.accent>a{color:#fff}.card-fan{position:absolute;right:38px;bottom:90px;left:38px;height:330px}.card-fan i{position:absolute;right:0;left:0;height:170px;padding:24px;border-radius:25px;color:#fff;font-style:normal;font-weight:750;box-shadow:0 24px 45px rgba(42,61,85,.2)}.card-fan i:nth-child(1){z-index:3;bottom:0;background:linear-gradient(135deg,#376d9d,#7ba8ce)}.card-fan i:nth-child(2){z-index:2;bottom:72px;transform:scale(.92);background:linear-gradient(135deg,#c8aa82,#e5d3bb)}.card-fan i:nth-child(3){z-index:1;bottom:138px;transform:scale(.84);background:linear-gradient(135deg,#707d98,#a7b1c4)}.mobile-story{display:none}
.footer{display:grid;grid-template-columns:1fr auto;gap:12px 32px;padding:58px max(22px,calc((100% - 1180px)/2));border-top:1px solid var(--line);background:#fff}.footer p{margin:8px 0;color:var(--muted)}.footer nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:22px;color:#56657a;font-size:13px}.footer small{grid-column:1/-1;margin-top:22px;color:#9aa4b1}
.page-hero{padding:105px 0 78px}.page-hero .kicker{margin-bottom:20px}.page-hero h1{max-width:930px;margin:0;font-size:clamp(53px,7vw,90px);line-height:1.06;letter-spacing:-.07em}.page-hero p:last-child{max-width:720px;color:var(--muted);font-size:19px}.page-block{padding:78px 0}.page-block.white{width:100%;max-width:none;padding-right:max(22px,calc((100% - 1180px)/2));padding-left:max(22px,calc((100% - 1180px)/2));background:#fff}.section-title{display:grid;grid-template-columns:.65fr 1.35fr;gap:40px;margin-bottom:48px}.section-title h2{margin:0;font-size:clamp(34px,4.4vw,56px);line-height:1.18;letter-spacing:-.045em}.section-title p{margin:0;color:var(--muted);font-size:17px}.release-notes{margin:22px 0 0;padding:0;list-style:none}.release-notes li{position:relative;padding:10px 0 10px 25px;border-top:1px solid var(--line);line-height:1.6}.release-notes li::before{position:absolute;top:18px;left:2px;width:8px;height:8px;border-radius:50%;background:var(--blue);content:""}.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}.bento article{grid-column:span 4;min-height:270px;padding:30px;border:1px solid var(--line);border-radius:27px;background:#fff}.bento article.wide{grid-column:span 8}.bento article.dark{background:var(--night);color:#fff}.bento article h3{margin:15px 0 8px;font-size:25px}.bento article p{color:var(--muted)}.bento article.dark p{color:#a9b6c6}.glyph{display:grid;width:44px;height:44px;place-items:center;border-radius:14px;background:#e7f1fa;color:var(--blue);font-size:21px}.process{display:grid;grid-template-columns:repeat(4,1fr);padding:0;border-top:1px solid var(--line);list-style:none}.process li{min-height:180px;padding:28px 24px;border-right:1px solid var(--line)}.process li:last-child{border:0}.process span{color:#8aa5c0;font-size:12px;font-weight:800}.process b{display:block;margin:22px 0 5px;font-size:19px}.process p{margin:0;color:var(--muted);font-size:13px}.api-table{width:100%;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:#fff}.api-row{display:grid;grid-template-columns:1.2fr .7fr 2fr;gap:22px;padding:20px 25px;border-bottom:1px solid var(--line)}.api-row:last-child{border:0}.api-row code{color:#315f89}.tag{justify-self:start;padding:3px 9px;border-radius:20px;background:#eaf2f9;color:#386f9f;font-size:11px;font-weight:800}.tag.planned{background:#f1ece3;color:#856f4f}.download-panel{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding:55px;border-radius:32px;background:linear-gradient(135deg,#3e76a7,#84b2d5);color:#fff}.download-panel h2{margin:0;font-size:56px}.download-panel p{color:#e5eff8}.download-panel .button{align-self:end;justify-self:end}.update-note{grid-column:1/-1;padding:20px 22px;border:1px solid rgba(255,255,255,.42);border-radius:18px;background:rgba(8,34,58,.23);backdrop-filter:blur(8px)}.update-note strong{display:block;font-size:18px}.update-note p{margin:7px 0 0;line-height:1.65}.fact-list{margin:24px 0 0;padding:0;list-style:none}.fact-list li{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:16px 0;border-top:1px solid var(--line)}.fact-list span{color:var(--muted)}.faq details{border-bottom:1px solid var(--line)}.faq summary{display:flex;justify-content:space-between;padding:23px 2px;cursor:pointer;font-size:18px;font-weight:750;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq details p{max-width:800px;margin:-5px 0 25px;color:var(--muted)}
@media(max-width:900px){.desktop-nav,.nav-cta{display:none}.menu-button{display:block;margin-left:auto;border:0;background:transparent;color:var(--ink);font-size:22px}.mobile-nav{position:absolute;top:62px;right:0;left:0;display:none;grid-template-columns:1fr 1fr;gap:6px;padding:14px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow)}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:10px;background:#f3f6fa}.home-hero{grid-template-columns:1fr;padding-top:68px}.hero-copy{text-align:center}.button-row{justify-content:center}.lead{margin-right:auto;margin-left:auto}.hero-stage{margin-top:25px}.desktop-sections{display:none}.mobile-story{display:block}.mobile-section{padding:76px 24px;border-top:1px solid var(--line);background:#fff}.mobile-section h2{margin:0;font-size:36px;line-height:1.2;letter-spacing:-.04em}.mobile-section>p:not(.kicker){color:var(--muted)}.mobile-section>a:not(.button){color:var(--blue);font-weight:750}.mobile-section.dark{background:var(--night);color:#fff}.mobile-section.dark>p:not(.kicker){color:#aab6c6}.mobile-section.dark>a{color:#91c2ed}.mobile-section.accent{background:linear-gradient(135deg,#427bac,#84b1d4);color:#fff}.mobile-section.accent .kicker,.mobile-section.accent p{color:#fff}.mobile-stack{display:grid;gap:10px;margin:25px 0}.mobile-stack article{padding:20px;border-radius:18px;background:#f3f6fa}.mobile-stack b,.mobile-stack span{display:block}.mobile-stack span{margin-top:5px;color:var(--muted);font-size:13px}.section-title{grid-template-columns:1fr}.bento article,.bento article.wide{grid-column:span 12}.process{grid-template-columns:1fr 1fr}.process li:nth-child(2){border-right:0}.process li{border-bottom:1px solid var(--line)}.api-row{grid-template-columns:1fr}.download-panel{grid-template-columns:1fr}.download-panel .button{justify-self:start}.footer{grid-template-columns:1fr}.footer nav{justify-content:flex-start}.page-hero{padding-top:80px}.page-hero h1{font-size:56px}}
@media(max-width:560px){.topbar{width:calc(100% - 20px);top:9px;margin-top:9px}.page-shell{width:calc(100% - 28px)}.home-hero{padding-right:0;padding-left:0}.hero-copy h1{font-size:51px}.hero-copy h1 em{white-space:normal;font-size:.92em}.lead{font-size:16px}.button-row{flex-direction:column}.hero-stage{min-height:560px;transform:scale(.91)}.pill-a{right:-8px}.pill-b{left:-8px}.home-intro{padding:82px 20px}.home-intro h2{font-size:31px}.page-hero h1{font-size:48px}.page-hero p:last-child{font-size:16px}.page-block{padding:58px 0}.page-block.white{padding-right:18px;padding-left:18px}.section-title h2{font-size:36px}.process{grid-template-columns:1fr}.process li{border-right:0}.download-panel{padding:34px 24px}.download-panel h2{font-size:42px}.fact-list li{grid-template-columns:1fr;gap:3px}.api-row{padding:18px}.footer nav{gap:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}