:root{--ink:#1d1d1f;--muted:#6e6e73;--faint:#86868b;--line:#d2d2d7;--gray:#f5f5f7;--blue:#0071e3;--link:#0066cc}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Inter,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;letter-spacing:-.01em}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
.wide{max-width:1200px}

nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(1.8) blur(20px);-webkit-backdrop-filter:saturate(1.8) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
nav .wrap{height:52px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:8px;font-weight:600;font-size:17px;color:var(--ink)}
.logo:hover{text-decoration:none}
.mark{width:22px;height:22px;border-radius:6px;background:var(--ink);color:#fff;display:grid;place-items:center}
.mark svg{width:74%;height:74%}
.links{display:flex;gap:28px;font-size:13px}
.links a{color:#424245}
.links a.on{color:var(--ink);font-weight:600}

header.page{padding:90px 0 50px;text-align:center}
.tp{display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:999px;font-size:15px;font-weight:600;margin-bottom:18px}
.tp svg{width:15px;height:15px}
.tp-rose{background:#ffe6ee;color:#e5487e}
.tp-blue{background:#e4eeff;color:#2f7bf6}
.tp-green{background:#dff5e5;color:#22a55a}
.tp-purple{background:#eee9ff;color:#7a5af5}
.tp-amber{background:#fff1d6;color:#d98700}
h1{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Inter,sans-serif;font-size:clamp(40px,6vw,64px);font-weight:600;letter-spacing:-.04em;line-height:1.05}
.updated{margin-top:14px;color:var(--muted);font-size:15px}
.lede{font-size:21px;line-height:1.45;color:var(--muted);max-width:620px;margin:18px auto 0;font-weight:500;letter-spacing:-.02em}

.summary{background:var(--gray);border-radius:24px;padding:30px 32px;margin-bottom:50px}
.summary h2{font-size:19px;margin-bottom:16px;letter-spacing:-.02em}
.summary ul{list-style:none;display:grid;gap:12px}
.summary li{display:flex;gap:12px;align-items:flex-start;font-size:16px;line-height:1.45}
.summary li span{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;flex:none;margin-top:-1px}
.summary li span svg{width:14px;height:14px}

article{padding-bottom:100px}
article h2{font-size:26px;letter-spacing:-.03em;margin:50px 0 14px;font-weight:600}
article h3{font-size:18px;margin:26px 0 8px;font-weight:600}
article p,article li{font-size:17px;line-height:1.6;color:#333336}
article p+p{margin-top:12px}
article ul{margin:12px 0 0 22px;display:grid;gap:8px}
article strong{color:var(--ink)}
.path{font-weight:600;color:var(--ink)}

/* support */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:60px}
.card{background:var(--gray);border-radius:24px;padding:28px}
.card .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px}
.card .ic svg{width:19px;height:19px}
.card h3{font-size:19px;margin-bottom:6px;letter-spacing:-.02em}
.card p{font-size:15.5px;color:var(--muted);line-height:1.5}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;background:var(--blue);color:#fff;font-size:16px;font-weight:500;margin-top:18px}
.btn:hover{text-decoration:none;background:#0077ed}
.faq{border-top:1px solid var(--line)}
.q{border-bottom:1px solid var(--line)}
.q button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;font:inherit;font-size:18px;font-weight:600;text-align:left;letter-spacing:-.02em;background:none;border:0;color:var(--ink);cursor:pointer}
.q button i{width:18px;height:18px;position:relative;flex:none}
.q button i::before,.q button i::after{content:"";position:absolute;left:2px;right:2px;top:50%;height:1.5px;margin-top:-.75px;background:var(--muted);border-radius:2px;transition:transform .3s}
.q button i::after{transform:rotate(90deg)}
.q.open button i::after{transform:rotate(0)}
.q .a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.q .a p{padding:0 30px 22px 0;font-size:16.5px;color:var(--muted);line-height:1.55}

footer{background:var(--gray);border-top:1px solid var(--line);padding:30px 0;font-size:12px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer .fl{display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--muted)}

@media (max-width:700px){
  .links{display:none}
  .cards{grid-template-columns:1fr}
  header.page{padding:64px 0 40px}
  .summary{padding:24px}
}
:root{--ink:#1d1d1f;--muted:#6e6e73;--faint:#86868b;--line:#d2d2d7;--gray:#f5f5f7;--blue:#0071e3;--link:#0066cc}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Inter,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;letter-spacing:-.01em}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
.wide{max-width:1200px}

nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(1.8) blur(20px);-webkit-backdrop-filter:saturate(1.8) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
nav .wrap{height:52px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:8px;font-weight:600;font-size:17px;color:var(--ink)}
.logo:hover{text-decoration:none}
.mark{width:22px;height:22px;border-radius:6px;background:var(--ink);color:#fff;display:grid;place-items:center}
.mark svg{width:74%;height:74%}
.links{display:flex;gap:28px;font-size:13px}
.links a{color:#424245}
.links a.on{color:var(--ink);font-weight:600}

header.page{padding:90px 0 50px;text-align:center}
.tp{display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:999px;font-size:15px;font-weight:600;margin-bottom:18px}
.tp svg{width:15px;height:15px}
.tp-rose{background:#ffe6ee;color:#e5487e}
.tp-blue{background:#e4eeff;color:#2f7bf6}
.tp-green{background:#dff5e5;color:#22a55a}
.tp-purple{background:#eee9ff;color:#7a5af5}
.tp-amber{background:#fff1d6;color:#d98700}
h1{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Inter,sans-serif;font-size:clamp(40px,6vw,64px);font-weight:600;letter-spacing:-.04em;line-height:1.05}
.updated{margin-top:14px;color:var(--muted);font-size:15px}
.lede{font-size:21px;line-height:1.45;color:var(--muted);max-width:620px;margin:18px auto 0;font-weight:500;letter-spacing:-.02em}

.summary{background:var(--gray);border-radius:24px;padding:30px 32px;margin-bottom:50px}
.summary h2{font-size:19px;margin-bottom:16px;letter-spacing:-.02em}
.summary ul{list-style:none;display:grid;gap:12px}
.summary li{display:flex;gap:12px;align-items:flex-start;font-size:16px;line-height:1.45}
.summary li span{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;flex:none;margin-top:-1px}
.summary li span svg{width:14px;height:14px}

article{padding-bottom:100px}
article h2{font-size:26px;letter-spacing:-.03em;margin:50px 0 14px;font-weight:600}
article h3{font-size:18px;margin:26px 0 8px;font-weight:600}
article p,article li{font-size:17px;line-height:1.6;color:#333336}
article p+p{margin-top:12px}
article ul{margin:12px 0 0 22px;display:grid;gap:8px}
article strong{color:var(--ink)}
.path{font-weight:600;color:var(--ink)}

/* support */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:60px}
.card{background:var(--gray);border-radius:24px;padding:28px}
.card .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px}
.card .ic svg{width:19px;height:19px}
.card h3{font-size:19px;margin-bottom:6px;letter-spacing:-.02em}
.card p{font-size:15.5px;color:var(--muted);line-height:1.5}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;background:var(--blue);color:#fff;font-size:16px;font-weight:500;margin-top:18px}
.btn:hover{text-decoration:none;background:#0077ed}
.faq{border-top:1px solid var(--line)}
.q{border-bottom:1px solid var(--line)}
.q button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;font:inherit;font-size:18px;font-weight:600;text-align:left;letter-spacing:-.02em;background:none;border:0;color:var(--ink);cursor:pointer}
.q button i{width:18px;height:18px;position:relative;flex:none}
.q button i::before,.q button i::after{content:"";position:absolute;left:2px;right:2px;top:50%;height:1.5px;margin-top:-.75px;background:var(--muted);border-radius:2px;transition:transform .3s}
.q button i::after{transform:rotate(90deg)}
.q.open button i::after{transform:rotate(0)}
.q .a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.q .a p{padding:0 30px 22px 0;font-size:16.5px;color:var(--muted);line-height:1.55}

footer{background:var(--gray);border-top:1px solid var(--line);padding:30px 0;font-size:12px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer .fl{display:flex;gap:20px;flex-wrap:wrap}
footer a{color:var(--muted)}

@media (max-width:700px){
  .links{display:none}
  .cards{grid-template-columns:1fr}
  header.page{padding:64px 0 40px}
  .summary{padding:24px}
}


/* new Twosome icon (rings on aurora) */
.mark,.ichip,.cta .icon,.big{background:url(app-icon.png) center/cover no-repeat !important;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06)}
.mark svg,.ichip svg,.cta .icon svg,.big svg{display:none}
.ichip{border-radius:.23em}
.cta .icon{box-shadow:0 20px 40px -18px rgba(80,40,120,.35),inset 0 0 0 1px rgba(0,0,0,.05)}