:root{--bg:#f4f6fb;--surface:#fff;--ink:#172033;--muted:#667087;--line:#dfe3ed;--blue:#4355e7;--blue-dark:#2736b5;--lav:#e9eaff;--mint:#dff7ec;--peach:#fff0dc;--dark:#171b2f}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font-family:"Segoe UI","Microsoft YaHei UI",sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%}.workspace-shell{width:min(1220px,calc(100% - 48px));margin-inline:auto}
.workspace-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);background:rgba(255,255,255,.92);backdrop-filter:blur(14px)}.workspace-nav{min-height:70px;display:grid;grid-template-columns:auto 1fr auto;gap:30px;align-items:center}.workspace-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:900}.workspace-brand img{display:block;width:34px;height:34px;object-fit:contain}.workspace-links{display:flex;justify-content:center;gap:clamp(18px,3vw,38px);color:var(--muted);font-size:13px;font-weight:800}.workspace-links a:hover{color:var(--blue)}
.workspace-button{display:inline-flex;align-items:center;justify-content:center;min-width:170px;min-height:50px;padding:0 24px;border:1px solid var(--blue);border-radius:10px;color:#fff;background:var(--blue);font-weight:900;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;transition:transform .2s ease,background .2s ease}.workspace-button:hover{background:var(--blue-dark);transform:translateY(-2px)}.workspace-button--small{min-width:120px;min-height:42px;padding-inline:16px}.workspace-text-link{color:var(--blue);font-weight:900}a:focus-visible,summary:focus-visible{outline:3px solid #8490ff;outline-offset:4px}
.workspace-hero{padding:85px 0 115px;background:radial-gradient(circle at 50% 18%,#fff 0,#f4f6fb 46%,#eceffa)}.hero-intro{text-align:center}.workspace-label{margin:0 0 12px;color:var(--blue);font-size:10px;font-weight:900;letter-spacing:.13em}.hero-intro h1,.module-map-layout h2,.region-main h2,.privacy-layout h2,.device-copy h2,.support-layout h2,.resource-layout h2,.faq-layout h2,.callout-card h2{margin:0;font-family:"Arial Narrow","Microsoft YaHei UI",sans-serif;font-size:clamp(48px,6vw,80px);line-height:1;letter-spacing:-.05em;text-wrap:balance}.hero-intro>p:last-child{max-width:680px;margin:22px auto 48px;color:var(--muted);font-size:16px}
.product-workspace{display:grid;grid-template-columns:180px 1fr 220px;grid-template-rows:390px 170px;gap:14px;padding:14px;border:1px solid #d8dce8;border-radius:22px;background:#e9ecf4;box-shadow:0 30px 70px rgba(46,54,94,.16)}
.workspace-sidebar{grid-row:1/3;padding:22px 15px;border-radius:15px;background:var(--dark);color:#fff}.sidebar-top{display:flex;align-items:center;gap:9px;margin-bottom:34px}.sidebar-top img{width:30px;height:30px}.workspace-sidebar nav a{display:block;margin:5px 0;padding:9px 10px;border-radius:8px;color:#9ca4bf;font-size:12px;font-weight:800}.workspace-sidebar nav .active{color:#fff;background:#303650}.workspace-sidebar>p{margin-top:155px;padding:12px;border:1px solid #3a415d;border-radius:10px;color:#aeb6cf;font-size:9px}.workspace-sidebar>p span,.workspace-sidebar>p b{display:block}.workspace-sidebar>p b{margin-top:5px;color:#fff}
.primary-module{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fff}.module-bar{display:flex;justify-content:space-between;padding:11px 16px;border-bottom:1px solid var(--line);color:var(--muted);font-size:9px}.primary-copy{position:absolute;z-index:2;top:62px;left:28px;width:46%}.primary-copy>p{color:var(--blue);font-size:10px;font-weight:900}.primary-copy h2{margin:0;font-size:clamp(28px,3vw,43px);line-height:1.04;letter-spacing:-.04em}.primary-copy div{display:flex;flex-wrap:wrap;gap:7px;margin-top:25px}.primary-copy span{padding:6px 9px;border-radius:7px;background:var(--lav);color:var(--blue-dark);font-size:9px;font-weight:800}.primary-module figure{position:absolute;right:4%;bottom:0;width:38%;height:auto;margin:0;padding:0;align-self:center;overflow:visible;transform:none}.primary-module img,.device-preview img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none}
.status-module{padding:22px;border-radius:15px;background:#dff7ec}.status-module>span,.coverage-module>span,.privacy-module>span,.download-module span{color:#23755a;font-size:9px;font-weight:900}.status-module strong{display:block;margin:65px 0 8px;font-size:22px;line-height:1.1}.status-module p{color:#55746a;font-size:11px}.status-module a{display:block;margin-top:35px;color:#236c56;font-weight:900;font-size:11px}
.download-module{grid-column:2/3;display:grid;grid-template-columns:1fr 1.5fr auto;gap:24px;align-items:center;padding:24px 27px;border-radius:15px;background:var(--blue);color:#fff}.download-module span{color:#c8ccff}.download-module h2{margin:4px 0 0;font-size:22px}.download-module nav{display:flex;flex-wrap:wrap;gap:7px}.download-module nav a{padding:7px 10px;border:1px solid rgba(255,255,255,.28);border-radius:7px;font-size:9px;font-weight:800}.download-module .workspace-button{border-color:#fff;color:var(--blue);background:#fff}
.coverage-module,.privacy-module{grid-column:3;padding:16px 18px;border-radius:15px}.coverage-module{grid-row:2;background:var(--peach)}.coverage-module p{display:inline-block;margin:14px 15px 4px 0}.coverage-module strong{font-size:20px}.coverage-module small{display:block;color:#80684e;font-size:8px}.privacy-module{display:none;background:var(--lav)}
.module-map{padding:clamp(105px,13vw,170px) 0;background:#fff}.module-map-layout>header{display:grid;grid-template-columns:.35fr 1.65fr;gap:40px;margin-bottom:70px}.module-map-layout h2,.region-main h2,.privacy-layout h2,.device-copy h2,.support-layout h2,.resource-layout h2,.faq-layout h2{font-size:clamp(40px,5vw,68px)}.module-flow{display:flex;align-items:stretch}.module-flow article{flex:1;padding:26px;border:1px solid var(--line);border-radius:14px;background:#fafbfe}.module-flow article span{color:var(--blue);font-size:9px;font-weight:900}.module-flow h3{margin:35px 0 8px}.module-flow p{color:var(--muted);font-size:12px}.module-flow>i{align-self:center;width:45px;height:1px;background:var(--blue);position:relative}.module-flow>i::after{content:"";position:absolute;right:0;top:-3px;border:4px solid transparent;border-left-color:var(--blue)}
.region-workspace{padding:clamp(100px,12vw,155px) 0;background:#eef0ff}.region-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:16px}.region-main,.region-rule{padding:clamp(30px,5vw,65px);border:1px solid #d7dafa;border-radius:18px;background:#fff}.region-main>p:not(.workspace-label){color:var(--muted)}.region-tabs{display:flex;gap:8px;margin-top:35px}.region-tabs span{padding:8px 12px;border-radius:8px;background:var(--lav);color:var(--blue-dark);font-size:10px;font-weight:800}.region-rule{background:var(--dark);color:#fff}.region-rule>span{color:#9ea8c9;font-size:9px}.region-rule ol{margin:75px 0 45px;padding-left:20px}.region-rule li{padding:8px;color:#cbd0e0}.region-rule a{color:#aeb7ff;font-weight:900}
.privacy-workspace{padding:clamp(100px,12vw,155px) 0;background:#fff}.privacy-layout>header{display:grid;grid-template-columns:.35fr 1.65fr;gap:40px;margin-bottom:65px}.privacy-board{display:grid;grid-template-columns:1.5fr 1fr 1fr;grid-template-rows:1fr 1fr;gap:14px}.privacy-board article{padding:26px;border:1px solid var(--line);border-radius:15px;background:#f8fafc}.privacy-board .privacy-primary{grid-row:1/3;padding:42px;background:var(--mint)}.privacy-board span{color:#23755a;font-size:9px;font-weight:900}.privacy-board h3{margin:70px 0 10px;font-size:28px}.privacy-board p{color:var(--muted)}
.device-workspace{padding:clamp(100px,12vw,155px) 0;background:#eef1f7}.device-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,8vw,100px);align-items:center}.device-copy>p:not(.workspace-label){color:var(--muted)}.device-index{margin-top:28px}.device-index a{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid #ccd1dc}.device-index a:last-child{border-bottom:1px solid #ccd1dc}.device-index span{color:var(--muted);font-size:10px}.device-preview{align-self:center;height:auto;margin:0;padding:0;border:1px solid var(--line);border-radius:16px;background:#fff;overflow:visible;transform:none}.device-preview figcaption{display:flex;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--line);color:var(--muted);font-size:9px}
.support-workspace{padding:clamp(100px,12vw,155px) 0;background:#fff}.support-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:clamp(50px,8vw,100px)}.support-board{display:grid;grid-template-columns:1fr 1fr;gap:12px}.support-board article{padding:24px;border:1px solid var(--line);border-radius:13px}.support-board p{color:var(--muted)}.support-layout>.workspace-text-link{grid-column:2}
.resource-workspace{padding:clamp(100px,12vw,155px) 0;background:#f1f3f8}.resource-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:clamp(50px,8vw,100px)}.resource-stack{display:grid;gap:10px}.resource-stack article{display:grid;grid-template-columns:70px 1fr 1fr 55px;gap:18px;padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff}.resource-stack span{color:var(--blue);font-size:9px;font-weight:900}.resource-stack h3,.resource-stack p{margin:0}.resource-stack p{color:var(--muted)}.resource-stack a{color:var(--blue);font-weight:900;text-align:right}
.workspace-faq{padding:clamp(100px,12vw,155px) 0;background:#fff}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,8vw,110px)}.faq-layout>div{border-top:1px solid var(--line)}.faq-layout details{border-bottom:1px solid var(--line)}.faq-layout summary{padding:21px 0;cursor:pointer;list-style:none;font-weight:900}.faq-layout summary::-webkit-details-marker{display:none}.faq-layout details p{margin:0 0 20px;color:var(--muted)}
.workspace-callout{padding:75px 0;background:var(--lav)}.callout-card{display:grid;grid-template-columns:1fr auto;gap:50px;align-items:end;padding:50px;border-radius:20px;color:#fff;background:var(--blue)}.callout-card h2{max-width:17ch}.callout-card .workspace-label{color:#cfd3ff}.workspace-button--light{border-color:#fff;color:var(--blue);background:#fff}
.workspace-footer{padding:52px 0 22px;color:#fff;background:var(--dark)}.footer-layout{display:grid;grid-template-columns:1.5fr .6fr .6fr;gap:46px}.footer-layout h3{margin:0 0 10px;color:#aeb7ff;font-size:12px}.footer-layout>div>a:not(.workspace-brand){display:block;margin:7px 0;color:#aeb4c9;font-size:12px}.footer-layout>div:first-child p{color:#aeb4c9;font-size:12px}.copyright{grid-column:1/4;margin:20px 0 0;padding-top:18px;border-top:1px solid #3a4058;color:#737b98;font-size:10px}
@media(max-width:960px){.product-workspace{grid-template-columns:150px 1fr;grid-template-rows:390px auto auto}.workspace-sidebar{grid-row:1/4}.status-module{display:none}.download-module{grid-column:2}.coverage-module{grid-column:2;grid-row:3}.region-layout,.device-layout,.support-layout,.resource-layout,.faq-layout{grid-template-columns:1fr}.support-layout>.workspace-text-link{grid-column:auto}.resource-stack article{grid-template-columns:60px 1fr}.resource-stack p{grid-column:2}.resource-stack a{grid-column:2;text-align:left}}
@media(max-width:680px){.workspace-shell{width:min(100% - 24px,1220px)}.workspace-nav{grid-template-columns:auto auto}.workspace-nav>.workspace-button{display:none}.workspace-links{grid-column:1/3;grid-row:2;justify-content:flex-start;overflow-x:auto;padding:10px 0}.workspace-hero{padding-top:60px}.hero-intro h1{font-size:clamp(43px,13vw,60px)}.product-workspace{grid-template-columns:1fr;grid-template-rows:auto}.workspace-sidebar{display:none}.primary-module{min-height:560px}.primary-copy{top:60px;width:82%}.primary-module figure{right:50%;bottom:0;width:58%;transform:translateX(50%)}.download-module{grid-column:1;grid-template-columns:1fr;gap:15px}.coverage-module{grid-column:1;grid-row:auto}.module-map-layout>header,.privacy-layout>header{grid-template-columns:1fr}.module-flow{display:grid;gap:12px}.module-flow>i{display:none}.privacy-board{grid-template-columns:1fr;grid-template-rows:auto}.privacy-board .privacy-primary{grid-row:auto}.support-board{grid-template-columns:1fr}.resource-stack article{grid-template-columns:1fr}.resource-stack p,.resource-stack a{grid-column:auto}.callout-card{grid-template-columns:1fr;padding:30px}.callout-card .workspace-button{width:100%}.footer-layout{grid-template-columns:1fr 1fr}.footer-layout>div:first-child{grid-column:1/3}.copyright{grid-column:1/3}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.workspace-button{transition:none}}
.primary-module figure,.device-preview{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible}.primary-module img,.device-preview img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none}