/* Shared accessibility and page primitives. No external fonts or runtime dependencies. */
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}p{margin:0 0 1.2em;color:var(--muted)}img{max-width:100%;height:auto}button{font:inherit;cursor:pointer}button,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--accent);outline-offset:5px}h1,h2,h3{margin:0;color:var(--ink);line-height:1.24;font-weight:650;letter-spacing:-.045em}h1{font-size:clamp(2.8rem,4.5vw,4.5rem)}h2{font-size:clamp(2rem,3vw,3rem)}h3{font-size:1.35rem}em{font-style:normal}figure{margin:0}.container{width:min(1180px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;top:-100px;left:24px;z-index:100;background:var(--ink);color:var(--bg);padding:12px 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30px}.actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:30px;padding:16px 25px;border-radius:var(--radius);font-size:.9rem;font-weight:650;border:1px solid transparent;min-height:52px}.button:hover{transform:translateY(-2px)}.primary{background:var(--ink);color:var(--bg)}.text-link{font-size:.875rem;font-weight:550;text-decoration:underline;text-underline-offset:6px;text-decoration-color:var(--line)}.text-link:hover{text-decoration-color:currentColor}.compatibility{font-size:.75rem;color:var(--muted);margin:27px 0 0;line-height:1.8}.section{padding-block:96px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px}.section-heading>.eyebrow{align-self:flex-start;margin-top:10px;min-width:110px}.section-heading>p:not(.eyebrow){font-size:.94rem;margin:0}.steps{list-style:none;padding:0;margin:0}.steps p{font-size:.9rem;margin:12px 0 0}.faq-list 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@media(min-width:1450px){.hero{padding-block:110px}.intro{font-size:1.1rem}}
@media(max-width:1000px){.container{width:calc(100% - 56px)}.hero{gap:32px;padding-block:62px}.hero h1{font-size:3rem}.intro{font-size:.94rem}.actions{gap:18px}.section-heading{flex-wrap:wrap}.legal-layout{gap:35px;grid-template-columns:160px 1fr}.developer-layout{grid-template-columns:260px 1fr;gap:40px}.footer-main nav{grid-template-columns:repeat(2,auto)}.download-section{padding:42px}}
@media(max-width:760px){html{scroll-padding-top:90px}.container{width:calc(100% - 40px)}.nav-shell{min-height:72px}.brand{font-size:1.1rem}.brand img{width:32px;height:32px}.menu-button{display:block;background:none;border:1px solid var(--line);padding:8px 13px;border-radius:6px;color:var(--ink);font-size:.85rem}.menu-button span{margin-left:12px}#site-nav{display:none;position:absolute;left:0;right:0;top:72px;background:var(--bg);border-bottom:1px solid var(--line);padding:20px;box-shadow:0 15px 22px #0000000a;gap:0;align-items:stretch;flex-direction:column}#site-nav.is-open{display:flex}#site-nav>a{padding:13px 18px}#site-nav .nav-store{margin-top:10px}.hero{grid-template-columns:1fr;padding-block:50px 46px;gap:46px}.hero h1{font-size:clamp(2.75rem,8vw,3.7rem)}.intro{font-size:1rem}.compatibility{margin-top:23px}.eyebrow{font-size:.65rem}.hero-copy{max-width:570px}.section{padding-block:60px}.section-heading{display:block;margin-bottom:32px}.section-heading h2{margin-bottom:20px}.section-heading>.eyebrow{margin-bottom:12px}.section-heading>p:not(.eyebrow){font-size:.9rem}.download-section{padding:32px;flex-direction:column;align-items:start;margin-bottom:60px}.download-section h2{font-size:2rem}.footer-main{flex-direction:column;gap:32px}.footer-main nav{grid-template-columns:repeat(3,auto);gap:16px 24px}.footer-bottom{font-size:.65rem;flex-wrap:wrap}.document{padding-block:32px 58px}.document-heading{margin-bottom:30px}.legal-layout{display:block}.legal-toc{position:static;display:flex;flex-direction:row;flex-wrap:wrap;gap:12px 20px;border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:30px}.legal-toc>span{width:100%;margin-bottom:0}.prose p,.prose li{font-size:.9rem}.contact-grid{grid-template-columns:1fr}.contact-card{padding:25px}.developer-layout{grid-template-columns:1fr;gap:38px}.developer-identity{display:block}.info-list>div{grid-template-columns:110px 1fr}.help-topics{gap:8px}.help-topics a{padding:9px 14px;font-size:.78rem}.support-callout{padding:26px}}
@media(max-width:380px){.actions{gap:18px}.actions .button{width:100%}.footer-main nav{grid-template-columns:repeat(2,auto)}.hero h1{font-size:2.6rem}.download-section{padding:25px}.container{width:calc(100% - 32px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover{transform:none}}

/* abLive: airy jade, quiet landscape, generous space and soft organic forms. */
:root{--bg:#f0f8f5;--surface:#f8fcfa;--ink:#173d37;--muted:#516e66;--accent:#23634f;--line:#c9dcd3;--panel:#dbece2;--header:#f0f8f5ed;--radius:999px;--big-radius:24px}
.hero h1 em{color:#35745c}.small-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#447862;margin-right:10px;vertical-align:middle}.live-stage{position:relative;padding:4px 0 0 24px}.live-art{height:465px;border-radius:140px 140px 24px 24px;overflow:hidden;position:relative;background:linear-gradient(180deg,#bad8cc 0%,#efd6b9 51%,#819e89 52%,#3d776d 100%);box-shadow:0 22px 45px #21473712}.art-top{position:absolute;top:38px;left:35px;right:35px;display:flex;justify-content:space-between;align-items:center;font-size:.55rem;letter-spacing:.13em;z-index:3;color:#254d43}.live-badge{padding:6px 10px;border:1px solid #426f614a;border-radius:15px;letter-spacing:.06em}.sun{position:absolute;top:100px;left:40%;width:105px;height:105px;background:#faf0cf;border-radius:50%;box-shadow:0 0 40px #f4e3bd}.mountain{position:absolute;width:115%;height:210px;left:-5%;top:190px;clip-path:polygon(0 68%,15% 40%,28% 65%,50% 5%,76% 72%,90% 46%,100% 65%,100% 100%,0 100%)}.mountain-back{background:#708e7c;transform:translate(-50px,-18px);opacity:.8}.mountain-front{background:#376b60;clip-path:polygon(0 80%,20% 44%,45% 73%,60% 23%,90% 80%,100% 70%,100% 100%,0 100%)}.water{position:absolute;top:313px;bottom:0;width:100%;background:linear-gradient(#759d8b,#326f69)}.water-line{height:2px;background:#cce2c5;opacity:.38;position:absolute;z-index:1}.line-one{width:43%;top:345px;left:22%}.line-two{width:24%;top:360px;left:38%}.line-three{width:33%;top:374px;left:27%}.art-caption{position:absolute;bottom:25px;left:28px;right:28px;display:flex;justify-content:space-between;align-items:end;z-index:3;color:#f5fff4}.art-caption span:first-child{font-size:1.3rem;font-weight:600;letter-spacing:.1em;writing-mode:vertical-rl}.art-caption span:last-child{font-size:.65rem;letter-spacing:.08em}.floating-label{position:absolute;bottom:80px;left:-16px;display:flex;align-items:center;gap:18px;padding:17px 23px;background:#ffffffeb;border:1px solid #e2efe5;border-radius:14px;box-shadow:0 10px 25px #224e3415;font-size:.8rem;transform:rotate(-5deg)}.floating-label strong{font-weight:600}.live-stage figcaption{display:flex;gap:12px;align-items:center;justify-content:space-between;font-size:.62rem;color:var(--muted);margin:16px 3px}.live-stage figcaption button{font-size:.66rem;border:0;background:none;color:var(--accent);padding:5px;text-decoration:underline;text-underline-offset:4px}.live-art.playing .water-line{animation:wave 3s ease-in-out infinite alternate}.live-art.playing .line-two{animation-delay:.5s}.live-art.playing .line-three{animation-delay:1s}.live-art.playing .sun{animation:sunset 5s ease-in-out infinite alternate}@keyframes wave{to{transform:translateX(20px) scaleX(.75);opacity:.15}}@keyframes sunset{to{transform:translateY(14px);box-shadow:0 0 65px #f7e8c3}}.feature-ribbon{border-block:1px solid var(--line);padding-block:21px}.feature-ribbon .container{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:.8rem}.feature-ribbon span:nth-child(even){font-size:1.2rem;color:#748d73}.feature-layout{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:20px}.feature-card{position:relative;border:1px solid var(--line);border-radius:var(--big-radius);padding:28px;background:var(--surface)}.feature-card.feature-large{background:#e2eee5}.feature-number{font-size:.7rem;color:var(--muted)}.feature-symbol{font-size:3.4rem;font-weight:300;line-height:1;margin:27px 0 31px;color:#54816c}.feature-card h3{font-size:1.18rem;margin-bottom:14px}.feature-card p{font-size:.85rem;line-height:1.9}.feature-card .text-link{font-size:.78rem}.mini-frames{display:flex;align-items:center;gap:5px;margin:27px 0 28px}.mini-frames span{height:76px;background:linear-gradient(150deg,#a8c7b3,#427662);border:3px solid #fbfff8;border-radius:9px;color:#fff;font-size:.5rem;padding:48px 9px 7px;box-shadow:0 3px 10px #295f3420}.mini-frames span:first-child{transform:rotate(-12deg)}.mini-frames span:nth-child(2){height:87px;padding-top:59px;background:linear-gradient(140deg,#dec9a4,#798962)}.mini-frames span:last-child{transform:rotate(12deg)}.workflow{background:#e5efe7;border-block:1px solid var(--line);padding-block:76px}.workflow-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px}.workflow h2{margin-bottom:28px}.steps li{display:flex;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}.steps li:first-child{padding-top:0}.steps li>span{font-size:.8rem;color:var(--accent);padding-top:5px}.steps h3{font-size:1.16rem}.faq-section{display:grid;grid-template-columns:1fr 1.3fr;gap:80px}.faq-section .section-heading{display:block}.faq-section .eyebrow{margin-top:0}.download-section{background:#d9e9dc}.site-footer{background:#e9f2ec}
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@media(max-width:760px){.live-stage{max-width:460px;width:calc(100% - 20px);margin:auto;padding-left:12px}.live-art{height:420px}.floating-label{bottom:72px;left:-12px;padding:14px 20px}.feature-ribbon .container{font-size:.68rem;gap:9px;flex-wrap:wrap}.feature-ribbon span:last-child{display:none}.feature-ribbon span:nth-last-child(2){display:none}.feature-layout{grid-template-columns:1fr}.feature-card{padding:28px}.feature-symbol{font-size:3rem;margin:20px 0}.mini-frames{gap:9px;justify-content:flex-start}.mini-frames span{padding-inline:20px}.workflow{padding-block:50px}.workflow-grid{grid-template-columns:1fr;gap:35px}.faq-section{display:block}.faq-section .section-heading{margin-bottom:16px}.download-section{gap:30px}.live-stage figcaption{font-size:.6rem}.hero .desktop-break{display:none}}