/* Native installation page. Brand colors and type follow the Flutter app.
   Dials: DESIGN_VARIANCE 4, MOTION_INTENSITY 2, VISUAL_DENSITY 4.
   Shape rule: 14px surfaces; 10px buttons. No automatic motion. */
@font-face{font-family:Jakarta;src:url('/assets/PlusJakartaSans.ttf') format('truetype');font-weight:200 800;font-display:swap}
:root{color-scheme:light dark;--paper:#fff3ae;--surface:#fffdf5;--tint:#f6f3e8;--ink:#172b55;--muted:#52617c;--accent:#174ea6;--on-accent:#fffdf5;--line:#d1d5de;--focus:#174ea6}
*{box-sizing:border-box}
html{scroll-padding-top:24px}
body{margin:0;background:var(--surface);color:var(--ink);font-family:Jakarta,Arial,sans-serif;line-height:1.65}
a{color:var(--accent);text-underline-offset:4px}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:5px}
[hidden]{display:none!important}
.wrap{width:min(1100px,calc(100% - 64px));margin-inline:auto}
.skip-link{position:absolute;top:8px;left:16px;background:var(--surface);padding:10px 16px;transform:translateY(-150%);z-index:1}
.skip-link:focus{transform:translateY(0)}
.site-header{display:flex;align-items:center;justify-content:space-between;min-height:80px;gap:24px}
.brand{display:inline-flex;align-items:center;gap:13px;color:var(--ink);font-weight:800;font-size:29px;letter-spacing:-1.8px;text-decoration:none;line-height:1}
.brand span{font-size:12px;font-weight:600;letter-spacing:0;border-left:1px solid var(--line);padding-left:13px}
nav{display:flex;gap:28px}
nav a{font-size:14px;color:var(--ink);font-weight:600;text-decoration:none;padding-block:13px}
nav a:hover{text-decoration:underline}
.hero{margin-block:20px 64px;background:var(--paper);padding:60px 48px;border-radius:14px;display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:30px}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(30px,3.4vw,44px);line-height:1.16;letter-spacing:-1.7px;font-weight:800;margin-bottom:22px}
.hero p{max-width:39ch;font-size:16px;line-height:1.75;margin-bottom:27px}
.hero-art{width:100%;height:auto;display:block;max-width:380px;justify-self:center}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 21px;border-radius:10px;text-decoration:none;font-weight:700;font-size:14px;white-space:nowrap;border:1px solid transparent;transition:background-color .15s,color .15s}
.primary{background:var(--accent);color:var(--on-accent)}
.primary:hover{background:#103c83}
.secondary{border-color:var(--accent);color:var(--accent);background:var(--surface)}
.secondary:hover{background:var(--tint)}
.button[aria-disabled=true]{background:var(--tint);color:var(--muted);border-color:var(--line);cursor:default}
h2{font-size:28px;line-height:1.3;letter-spacing:-.9px;margin-bottom:12px}
h3{font-size:19px;line-height:1.4;letter-spacing:-.35px;margin-bottom:12px}
h4{font-size:14px;margin-bottom:8px}
.section-intro{color:var(--muted);max-width:62ch;margin-bottom:28px;font-size:15px}
.download-section{padding-block:0 54px}
.platforms{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.platform{padding:28px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.android{border:2px solid var(--accent);padding:27px}
.platform-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}
.platform-heading h3{font-size:23px;margin-bottom:16px}
.platform-format{font-size:13px;font-weight:700;color:var(--muted)}
.platform>p{font-size:14px;max-width:44ch;margin-bottom:20px;color:var(--muted)}
.platform .availability{font-size:12px;margin:15px 0 0;min-height:20px}
.release{margin-top:28px;background:var(--tint);border-radius:14px;padding:25px 28px}
.release h3{font-size:16px;margin-bottom:15px}
#release-status{font-size:14px;color:var(--muted);margin-bottom:0}
.release-metadata{display:flex;gap:50px;margin:0;flex-wrap:wrap}
dt{font-size:12px;color:var(--muted);margin-bottom:3px}
dd{margin:0;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.release-notes{margin-top:20px;font-size:14px}
.release-notes ul{padding-left:20px;margin:0;color:var(--muted)}
.release details{margin-top:18px;padding:0;border:0;font-size:12px}
.release summary{min-height:36px;padding-block:7px}
.release details p{margin-bottom:6px}
code{font-size:12px;overflow-wrap:anywhere;color:var(--muted)}
.text-button{color:var(--accent);background:none;border:0;text-decoration:underline;text-underline-offset:4px;padding:8px 0;cursor:pointer;min-height:44px}
.installation{border-top:1px solid var(--line);padding-block:48px 52px}
.steps{list-style:none;counter-reset:install;padding:0;margin:28px 0;display:grid;grid-template-columns:1fr;gap:25px;max-width:780px}
.steps li{counter-increment:install;position:relative;padding-left:57px}
.steps li:before{content:counter(install);position:absolute;left:0;top:0;display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--tint);font-size:14px;font-weight:800;color:var(--accent)}
.steps h3{font-size:17px;margin-bottom:7px}
.steps p{font-size:14px;color:var(--muted);margin-bottom:8px}
.small,.steps .small{font-size:12px;line-height:1.7;color:var(--muted)}
.update-note{border-left:3px solid var(--accent);padding:4px 0 4px 22px;max-width:800px;margin-top:33px}
.update-note h3{font-size:17px;margin-bottom:7px}
.update-note p{font-size:14px;margin-bottom:10px;color:var(--muted)}
.update-note p:last-child{margin-bottom:0;font-size:12px}
.help{border-top:1px solid var(--line);padding-block:45px 54px}
.help h2{margin-bottom:22px}
details{border-bottom:1px solid var(--line);padding:0 0 16px;margin-bottom:16px;max-width:850px}
summary{font-size:15px;font-weight:700;cursor:pointer;min-height:44px;padding-block:10px}
details p{font-size:14px;color:var(--muted);margin:10px 0 0;max-width:76ch}
.site-footer{border-top:1px solid var(--line);padding-block:24px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-brand{font-size:24px}
.site-footer>a{font-size:12px;color:var(--muted)}
@media(prefers-color-scheme:dark){:root{--paper:#302f22;--surface:#141e31;--tint:#1f2b40;--ink:#f4f2e7;--muted:#bdc9dc;--accent:#9cbfff;--on-accent:#142441;--line:#3e506e;--focus:#b4cdff}.primary:hover{background:#b8d1ff}.hero-art{border-radius:14px}.android{border-color:var(--accent)}}
@media(max-width:767px){.wrap{width:calc(100% - 32px)}.site-header{min-height:74px;gap:12px}.brand{font-size:25px}.brand span{display:none}nav{gap:17px}nav a{font-size:12px}.hero{grid-template-columns:1fr;gap:20px;padding:30px 23px;margin-block:12px 38px}.hero h1{font-size:clamp(26px,6.8vw,39px);letter-spacing:-1px}.hero p{font-size:14px;margin-bottom:20px}.hero-art{max-width:240px}.platforms{grid-template-columns:1fr;gap:16px}h2{font-size:24px}.platform{padding:24px}.android{padding:23px}.release{padding:22px}.release-metadata{gap:20px 32px}.installation,.help{padding-block:35px}.steps li{padding-left:48px}.update-note{padding-left:17px}.site-footer{padding-block:22px}.button{max-width:100%}.section-intro{font-size:14px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}