.install-main{max-width:1080px;margin:52px auto;padding:0 28px 72px}.install-heading{display:flex;gap:22px;align-items:center;margin-bottom:36px}.install-heading>img{border-radius:18px;flex:none}.install-heading h1{font-size:clamp(28px,4vw,40px);line-height:1.14;margin-bottom:12px}.install-heading p{color:var(--muted);font-size:18px;line-height:1.5}.install-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:70px;align-items:start}.install-layout h2{font-size:23px;margin-bottom:14px}.install-chooser{display:flex;gap:8px;margin:16px 0 28px;padding-bottom:12px;border-bottom:1px solid var(--line)}.install-chooser button{min-height:46px;padding:10px 18px;border:1px solid var(--line);border-radius:8px;font-weight:650;background:var(--white)}.install-chooser button[aria-pressed=true]{color:white;background:var(--ink);border-color:var(--ink)}.install-platform h3{font-size:20px;margin:20px 0}.install-platform ol{padding-left:25px;margin:0}.install-platform li{padding-left:8px;margin-bottom:24px}.install-platform li::marker{color:var(--orange);font-weight:700}.install-platform strong{font-size:17px}.install-platform li p{color:var(--muted);line-height:1.6;margin-top:6px;max-width:65ch}.install-main a:not(.button){text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.install-source{display:inline-flex;align-items:center;min-height:44px;font-size:14px}.install-layout aside>p{color:var(--muted);margin:0 0 18px}.install-layout video{width:100%;height:auto;display:block;background:var(--paper);border:1px solid var(--line);border-radius:12px;margin:16px 0}.install-next{border-top:1px solid var(--line);margin-top:32px;padding-top:28px}.install-next p{margin:0 0 16px;line-height:1.6}.install-note{color:var(--muted);font-size:14px;line-height:1.6}.install-installed{background:var(--soft);padding:16px;border-radius:10px;margin-bottom:28px}.install-skip{position:absolute;top:-100px;left:20px;background:white;padding:10px;z-index:5}.install-skip:focus{top:8px}.install-main [hidden]{display:none!important}.install-main .sr-only{position:absolute;clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}
@media(max-width:720px){.install-main{margin:28px auto;padding-inline:22px}.install-heading{align-items:flex-start;gap:16px}.install-heading>img{width:56px;height:56px;border-radius:14px}.install-heading h1{font-size:28px}.install-heading p{font-size:16px}.install-layout{grid-template-columns:1fr;gap:38px}.install-layout aside{border-top:1px solid var(--line);padding-top:28px}.install-layout video{max-width:300px}.install-chooser button{flex:1;padding-inline:12px}}


.install-chapters{display:grid;gap:8px;margin:16px 0}.install-chapters button{min-height:44px;border:1px solid var(--line);border-radius:8px;padding:10px 12px;text-align:left;background:var(--white);font-size:14px;font-weight:650}.install-chapters button:hover{border-color:var(--ink)}#video-status{font-size:14px;color:var(--muted)}#video-status:empty{display:none}