@font-face{font-family:Hammersmith One;src:url(/fonts/HammersmithOne-Regular.ttf)format("truetype");font-weight:400;font-display:swap}@font-face{font-family:Open Sans;src:url(/fonts/OpenSans-Variable.ttf)format("truetype");font-weight:300 800;font-display:swap}@font-face{font-family:Inter;src:url(/fonts/Inter-Variable.ttf)format("truetype");font-weight:100 900;font-display:swap}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--brand-navy:#082b66;--brand-blue:#0879bd;--brand-cyan:#08b9e9;--ink:#162238;--ink-soft:#667085;--surface-raised:#fff;--surface-soft:#f4f7fb;--line:#dce4ef;--shadow:0 10px 30px #082b6617}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#edf4ff;--ink-soft:#a8b7ca;--surface-raised:#111e31;--surface-soft:#0b1423;--line:#263a52;--shadow:0 10px 30px #00000047}*{box-sizing:border-box}html{min-width:320px}body{background:radial-gradient(circle at 85% 5%, #08b9e917, transparent 22rem), var(--surface-soft);min-height:100vh;color:var(--ink);margin:0;padding:10px 16px;font-family:Open Sans,Arial,sans-serif}:root[data-theme=dark] body{background-color:#0000;background-image:radial-gradient(circle at 6% 1%,#70d3f25c,#0000 38rem),radial-gradient(circle at 38% 0,#9aa7b62b,#0000 54rem),radial-gradient(circle at 24% 7%,#0879bd33,#0000 56rem),radial-gradient(circle at 94% 12%,#6f2a8c24,#0000 64rem),linear-gradient(145deg,#0e1a2b 0%,#0b1423 48%,#10192b 100%);background-position:0 0,0 0,0 0,0 0,0 0;background-repeat:repeat,repeat,repeat,repeat,repeat;background-size:auto,auto,auto,auto,auto;background-attachment:fixed;background-origin:padding-box,padding-box,padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box,border-box,border-box}a:focus-visible,button:focus-visible{outline:3px solid var(--brand-cyan);outline-offset:3px}[hidden]{display:none!important}.page-width{width:min(100%,1180px);margin-inline:auto}.portal-header{min-height:112px;box-shadow:none;background:0 0;border:0;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:14px clamp(18px,3vw,36px);display:grid}.brand{justify-self:start;width:clamp(150px,24vw,220px);display:inline-flex}.brand img{width:100%;height:auto;display:block}.header-title{text-align:center;grid-column:2;justify-self:center}.header-title h1{white-space:nowrap;margin:0;font-size:clamp(1.35rem,2.6vw,1.9rem)}.header-title p{color:var(--ink-soft);margin:4px 0 0;font-size:.88rem}h1,h2{color:var(--brand-navy);font-family:Hammersmith One,sans-serif;font-weight:400}:root[data-theme=dark] h1,:root[data-theme=dark] h2{color:#8cc8ff}.apps-section{margin-block:24px}.app-grid{grid-template-columns:repeat(auto-fill,minmax(330px,400px));gap:22px;display:grid}.app-card{border:1px solid var(--line);background:color-mix(in srgb, var(--surface-raised) 95%, var(--brand-cyan));min-width:0;min-height:460px;color:var(--ink);border-radius:16px;grid-template-rows:auto auto auto minmax(32px,1fr);gap:10px;padding:20px;text-decoration:none;transition:transform .16s,border-color .16s,box-shadow .16s;display:grid}.app-card:hover{border-color:color-mix(in srgb, var(--brand-blue) 55%, var(--line));transform:translateY(-3px);box-shadow:0 16px 30px #082b6624}.app-illustration{background:#fff;border-radius:12px;justify-content:center;align-items:center;width:100%;min-width:0;height:auto;display:flex}.app-illustration img{aspect-ratio:10/7;object-fit:contain;object-position:center;width:100%;max-width:100%;height:auto;display:block}.acouai-illustration{aspect-ratio:10/7;background:radial-gradient(circle at 50% 48%,#e9faff 0 18%,#f5f9ff 52%,#eef2fa 100%);position:relative;overflow:hidden}.acouai-orbit{aspect-ratio:1;border:1px solid #0879bd33;border-radius:50%;place-items:center;width:38%;display:grid;position:relative}.acouai-orbit:before,.acouai-orbit:after{content:"";border:1px solid #08b9e959;border-radius:50%;position:absolute;inset:13%;transform:rotate(55deg)scaleX(1.7)}.acouai-orbit:after{transform:rotate(-55deg)scaleX(1.7)}.acouai-orbit strong{z-index:2;aspect-ratio:1;background:linear-gradient(145deg, var(--brand-navy), var(--brand-blue));color:#fff;border-radius:14px;place-items:center;width:46%;font:400 clamp(1.4rem,4vw,2.5rem) Hammersmith One,sans-serif;display:grid;box-shadow:0 12px 28px #082b6640}.acouai-orbit i{z-index:3;background:var(--brand-cyan);border-radius:50%;width:9px;height:9px;position:absolute;box-shadow:0 0 0 5px #08b9e921}.acouai-orbit i:first-child{top:-4px;left:48%}.acouai-orbit i:nth-child(2){background:var(--brand-purple,#6f2a8c);bottom:13%;right:3%}.acouai-orbit i:nth-child(3){background:var(--brand-blue);bottom:22%;left:-2%}.acouai-wave{align-items:center;gap:4px;height:17%;display:flex;position:absolute;bottom:13%;right:8%}.acouai-wave i{background:var(--brand-blue);border-radius:4px;width:4px;height:35%}.acouai-wave i:nth-child(2n){background:var(--brand-cyan);height:80%}.acouai-wave i:nth-child(4){height:100%}.app-name{overflow-wrap:anywhere;min-width:0;font-family:Hammersmith One,sans-serif;font-size:1.18rem}.app-description{min-width:0;color:var(--ink-soft);overflow-wrap:anywhere;font-size:.9rem;line-height:1.5}.app-link{min-width:0;color:var(--brand-blue);overflow-wrap:anywhere;align-self:end;font-weight:700}.contact-card{color:#fff;background:#4d4d4d;border-radius:18px;margin-bottom:10px;padding:28px clamp(16px,3vw,36px)}.footer-content{grid-template-columns:minmax(220px,1fr) minmax(280px,1fr);gap:18px clamp(40px,8vw,120px);display:grid}.footer-company{flex-direction:column;grid-row:1/3;gap:18px;display:flex}.footer-company>strong{font-family:Hammersmith One,sans-serif;font-size:1.3rem;font-weight:400}.social-links{align-items:center;gap:20px;display:flex}.social-links a{color:#fff;place-items:center;width:30px;height:30px;transition:opacity .15s;display:grid}.social-links a:hover{opacity:.68}.social-links svg{fill:currentColor;stroke:currentColor;stroke-width:1.8px;width:30px;height:30px}.social-links svg path,.social-icon-fill{stroke:none}.social-icon-outline{fill:none!important}.social-icon-fill{fill:currentColor}.footer-trademark,.footer-copyright,.footer-legal-links{color:#fff;margin:0;font-size:.82rem;line-height:1.5}.footer-trademark{max-width:430px;margin-top:16px}.footer-legal-links{flex-wrap:wrap;gap:8px;margin-top:-10px;display:flex}.footer-link-break{flex-basis:100%;height:0}.footer-legal-links a{color:#fff}.footer-address{color:#fff;flex-direction:column;gap:14px;font-size:.88rem;font-style:normal;line-height:1.65;display:flex}.footer-address a{color:#fff}.footer-address-zh{grid-column:2}.footer-address-zh strong{font-size:1.18rem}.footer-copyright{color:#fffc;text-align:center;grid-column:1/-1;font-family:Inter,Arial,sans-serif}@media (width<=760px){body{padding-inline:10px}.app-grid{grid-template-columns:minmax(0,1fr)}.footer-content{grid-template-columns:1fr;gap:30px}.footer-company{grid-row:auto}.footer-address-zh,.footer-copyright{grid-column:1}}@media (width<=640px){.portal-header{grid-template-columns:1fr;align-items:center;gap:14px}.brand{grid-column:1;justify-self:start}.header-title{text-align:center;grid-column:1;justify-self:center}.header-title h1{white-space:normal}}@media (width<=480px){.portal-header{min-height:76px;padding:12px 16px}.brand{width:145px}.app-card{min-height:410px;padding:16px}}@media (prefers-reduced-motion:reduce){.app-card{transition:none}}.docs-header{grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:112px;padding:14px clamp(18px,3vw,36px);display:grid}.docs-header .brand{justify-self:start}.acouai-early-access-page .docs-header{padding-inline:0}.docs-header .header-title{grid-column:2}.docs-header-actions{grid-column:3;justify-self:end;gap:10px;display:flex}.docs-header-link{border:1px solid var(--line);background:var(--surface-raised);width:40px;height:40px;box-shadow:var(--shadow);cursor:pointer;border-radius:10px;place-items:center;display:inline-grid}.docs-header-link svg{fill:none;width:20px;height:20px;stroke:var(--brand-blue);stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px}.docs-card{border:1px solid var(--line);background:var(--surface-raised);box-shadow:var(--shadow);border-radius:18px;margin-block:10px 24px;padding:clamp(26px,5vw,54px)}.docs-content{max-width:960px;margin-inline:auto}.docs-breadcrumbs{color:var(--ink-soft);margin:0 0 24px;font-size:.84rem}.docs-breadcrumbs ol{flex-wrap:wrap;gap:7px;margin:0;padding:0;list-style:none;display:flex}.docs-breadcrumbs li{align-items:center;gap:7px;display:inline-flex}.docs-breadcrumbs li.has-next:after{color:var(--ink-soft);content:"/"}.docs-breadcrumbs a{color:var(--brand-blue);font-weight:700;text-decoration:none}.docs-breadcrumbs a:hover{text-decoration:underline}.docs-breadcrumbs [aria-current=page]{color:var(--ink);font-weight:700}.docs-content h2{margin:32px 0 12px;font-size:1.25rem}.docs-content h3{color:var(--brand-navy);margin:24px 0 8px;font-family:Hammersmith One,sans-serif;font-weight:400}:root[data-theme=dark] .docs-content h3{color:#8cc8ff}.docs-content p,.docs-content li{line-height:1.7}.docs-content ul,.docs-content ol{padding-left:1.35rem}.docs-content a{color:var(--brand-blue)}.docs-actions{flex-wrap:wrap;gap:12px;margin:24px 0;display:flex}.docs-button{background:var(--brand-blue);border-radius:10px;justify-content:center;align-items:center;min-height:42px;padding:9px 16px;font-weight:700;text-decoration:none;display:inline-flex;color:#fff!important}.docs-button-secondary{border:1px solid var(--line);background:var(--surface-raised);color:var(--brand-blue)!important}.docs-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-top:24px;display:grid}.docs-link-card{border:1px solid var(--line);background:color-mix(in srgb, var(--surface-raised) 95%, var(--brand-cyan));min-height:190px;color:var(--ink);border-radius:16px;flex-direction:column;gap:12px;padding:22px;text-decoration:none;transition:transform .16s,border-color .16s,box-shadow .16s;display:flex}.docs-link-card:hover{border-color:color-mix(in srgb, var(--brand-blue) 55%, var(--line));transform:translateY(-3px);box-shadow:0 16px 30px #082b6624}.docs-link-card svg{fill:none;width:42px;height:42px;stroke:var(--brand-blue);stroke-linecap:round;stroke-linejoin:round;stroke-width:1.7px}.docs-link-card strong{font-family:Hammersmith One,sans-serif;font-size:1.15rem;font-weight:400}.docs-link-card>span{color:var(--ink-soft);line-height:1.5}.docs-link-card em{color:var(--brand-blue);margin-top:auto;font-style:normal;font-weight:700}.docs-card-links{flex-wrap:wrap;gap:8px 18px;margin-top:auto;display:flex}.docs-card-links a{z-index:2;color:var(--brand-blue);font-weight:700;text-decoration:none;position:relative}.docs-card-links a:hover{text-decoration:underline}.docs-portal-card{position:relative}.docs-card-cover-link{z-index:1;border-radius:inherit;position:absolute;inset:0}.docs-card-cover-link:focus-visible{outline:3px solid var(--brand-cyan);outline-offset:4px}.compatibility-table{border-collapse:collapse;width:100%;margin-block:16px}.compatibility-table th,.compatibility-table td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:11px 12px}.compatibility-table th{background:color-mix(in srgb, var(--surface-raised) 88%, var(--brand-cyan))}.faq-category{border:1px solid var(--line);background:color-mix(in srgb, var(--surface-raised) 96%, var(--brand-cyan));border-radius:14px;margin-block:22px;padding:0 20px;box-shadow:0 8px 22px #082b6612}.faq-category h2{border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--surface-raised) 84%, var(--brand-cyan));color:var(--brand-navy);border-radius:14px 14px 0 0;margin:0 -20px;padding:16px 20px;font-size:1.16rem}:root[data-theme=dark] .faq-category{background:#111e31;border-color:#30465f;box-shadow:0 10px 26px #0003}:root[data-theme=dark] .faq-category h2{color:#9bd4ff;background:#172b43;border-color:#30465f}.faq-item{border-bottom:1px solid var(--line);padding-block:18px}.faq-item:last-child{border-bottom:0}.faq-item summary{color:var(--brand-navy);cursor:pointer;justify-content:space-between;align-items:center;gap:16px;font-family:Hammersmith One,sans-serif;font-size:1.08rem;line-height:1.4;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"";border-bottom:2px solid;border-right:2px solid;flex:none;width:9px;height:9px;transition:transform .15s;transform:rotate(45deg)translateY(-2px)}.faq-item[open] summary:after{transform:rotate(225deg)translate(-2px,-2px)}:root[data-theme=dark] .faq-item summary{color:#8cc8ff}.faq-item[open] summary{margin-bottom:8px}.faq-item p{margin:0}.docs-note{border-left:4px solid var(--brand-blue);background:color-mix(in srgb, var(--surface-raised) 88%, var(--brand-cyan));border-radius:6px;padding:13px 15px}.docs-warning{background:color-mix(in srgb, var(--surface-raised) 90%, #d04444);border-left:4px solid #d04444;border-radius:6px;margin:12px 0 16px;padding:13px 15px}.docs-screenshot{margin:24px 0}.docs-screenshot img{border:1px solid var(--line);background:var(--surface-soft);border-radius:12px;width:100%;height:auto;display:block}.docs-screenshot figcaption{color:var(--ink-soft);margin-top:8px;font-size:.85rem;line-height:1.5}.docs-code{border:1px solid var(--line);background:color-mix(in srgb, var(--surface-soft) 94%, var(--brand-navy));color:var(--ink);white-space:pre;border-radius:10px;margin:14px 0 22px;padding:16px 18px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.84rem;line-height:1.55;overflow-x:auto}.docs-last-updated{color:var(--ink-soft);margin:24px 0 8px;font-size:.88rem}.docs-search-dialog{border:1px solid var(--line);background:var(--surface-raised);width:min(700px,100vw - 28px);max-height:min(720px,100vh - 28px);color:var(--ink);border-radius:16px;padding:0;box-shadow:0 24px 70px #05162d52}.docs-search-dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#05122494}.docs-search-panel{padding:clamp(20px,4vw,30px)}.docs-search-heading{justify-content:space-between;align-items:start;gap:18px;display:flex}.docs-search-heading h2{color:var(--brand-navy);margin:2px 0 18px;font-size:1.35rem}.docs-search-close{border:1px solid var(--line);background:var(--surface-soft);width:36px;height:36px;color:var(--ink);cursor:pointer;font:inherit;border-radius:9px;font-size:1.5rem;line-height:1}.docs-search-label{margin-bottom:7px;font-weight:700;display:block}.docs-search-input{border:1px solid var(--line);background:var(--surface-soft);width:100%;min-height:46px;color:var(--ink);font:inherit;border-radius:10px;padding:10px 13px}.docs-search-input:focus{border-color:var(--brand-blue);outline:3px solid color-mix(in srgb, var(--brand-blue) 20%, transparent)}.docs-search-status{color:var(--ink-soft);margin:10px 0;font-size:.86rem}.docs-search-results{gap:8px;max-height:min(470px,55vh);display:grid;overflow-y:auto}.docs-search-result{border:1px solid var(--line);background:var(--surface-soft);border-radius:10px;gap:4px;padding:12px 13px;text-decoration:none;display:grid;color:var(--ink)!important}.docs-search-result:hover{border-color:var(--brand-blue)}.docs-search-result-context{color:var(--brand-blue);font-size:.75rem;font-weight:700}.docs-search-result>span:last-child{color:var(--ink-soft);font-size:.86rem;line-height:1.45}:root[data-theme=dark] .docs-search-heading h2{color:#8cc8ff}.docs-content h2,.docs-content h3,.docs-content details{scroll-margin-top:22px}.docs-search-target{outline:3px solid color-mix(in srgb, var(--brand-cyan) 72%, var(--brand-blue));outline-offset:5px;background-color:color-mix(in srgb, var(--surface-raised) 78%, var(--brand-cyan));border-radius:8px;animation:.9s ease-out docs-search-highlight}@keyframes docs-search-highlight{0%{outline-width:7px;outline-color:color-mix(in srgb, var(--brand-cyan) 90%, white)}to{outline-width:3px}}.not-found-content,.restricted-content{text-align:center;align-content:center;justify-items:center;min-height:390px;display:grid}.not-found-code{color:var(--brand-blue);margin:0;font-family:Hammersmith One,sans-serif;font-size:clamp(4.5rem,14vw,8rem);line-height:.9}.not-found-content h2,.restricted-content h2{margin:20px 0 8px;font-size:clamp(1.4rem,4vw,2rem)}.not-found-content>p:not(.not-found-code),.restricted-content>p{max-width:620px;color:var(--ink-soft);margin:0}.not-found-actions,.restricted-actions{justify-content:center}.restricted-content h2{max-width:850px;margin:0;font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.18}@media (width>=900px){.restricted-content h2{white-space:nowrap;max-width:none;font-size:clamp(1.45rem,2.2vw,1.75rem)}}.restricted-content h3{margin:0 0 4px;font-size:1rem}.restricted-content>p{font-size:1rem}.restricted-content .restricted-contact-copy{margin-top:22px;font-family:Open Sans,Arial,sans-serif;font-style:italic}.restricted-divider{background:var(--line);border:0;width:min(100%,420px);height:1px;margin:24px 0}.restricted-actions{margin:0}@media (width<=640px){.docs-header{grid-template-columns:1fr auto;gap:12px;min-height:0;padding:10px 0 14px}.docs-header .brand{grid-area:1/1;width:clamp(110px,36vw,150px)}.docs-header-actions{grid-area:1/2}.docs-header .header-title{grid-area:2/1/auto/-1}.docs-header .header-title h1{white-space:normal;font-size:clamp(1.05rem,5vw,1.35rem)}.docs-card{padding:24px 18px}.docs-grid{grid-template-columns:1fr}.compatibility-table{display:block;overflow-x:auto}.faq-category{padding-inline:16px}.faq-category h2{margin-inline:-16px;padding-inline:16px}}@media (prefers-reduced-motion:reduce){.faq-item summary:after{transition:none}.docs-search-target{animation:none}}