:root { color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: #101013; color: #f9f8fa; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body::before { content: ""; position: absolute; inset: 0 0 auto; height: 640px; background: radial-gradient(ellipse at 50% 25%, #ff647a17, transparent 65%); pointer-events: none; }
header, footer { position: relative; max-width: 1100px; margin: auto; display: flex; align-items: center; justify-content: space-between; padding: 24px; border: 0; }
a { color: inherit; text-decoration: none; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 750; letter-spacing: .1em; }
header nav { display: flex; gap: 4px; padding: 4px; border: 1px solid #ffffff13; border-radius: 24px; }
button { font: inherit; cursor: pointer; }
header button { color: #aaa8b3; border: 0; background: transparent; padding: 7px 13px; border-radius: 20px; font-size: 13px; }
header button[aria-pressed="true"] { background: #ffffff12; color: #fff; }
main { position: relative; max-width: 900px; margin: auto; padding: 42px 24px 56px; }
.hero { text-align: center; }
.app-icon { width: 120px; height: 120px; margin: 0 auto 32px; border: 1px solid #ffffff14; border-radius: 29px; display: grid; place-items: center; background: linear-gradient(145deg, #25252c, #18181c); box-shadow: 0 20px 70px #0004; }
.eyebrow { font-size: 11px; font-weight: 650; letter-spacing: .15em; color: #ef9ba8; margin-bottom: 18px; }
h1 { font-size: clamp(38px, 6vw, 64px); line-height: 1.08; letter-spacing: -.045em; margin: 0; font-weight: 750; }
.description { max-width: 480px; margin: 24px auto 32px; color: #aba9b5; font-size: 16px; line-height: 1.7; }
.download-box { min-height: 112px; }
.download { display: inline-flex; justify-content: center; align-items: center; gap: 12px; padding: 18px 32px; border-radius: 16px; background: linear-gradient(110deg, #ff527c, #ff9362); color: #171013; font-weight: 750; box-shadow: 0 6px 28px #ff62771c; transition: transform .15s, filter .15s; }
.download:not(.disabled):hover { transform: translateY(-2px); filter: brightness(1.08); }
.download.disabled { opacity: .45; cursor: default; }
.release { margin: 13px 0 0; font-size: 12px; color: #898692; }
.retry { background: transparent; color: #f6a2b4; border: 0; text-decoration: underline; margin: 12px; }
.hint { background: #272228; padding: 14px; border-radius: 12px; color: #e2cdd5; font-size: 13px; max-width: 490px; margin: 18px auto; }
.instructions { max-width: 640px; margin: 50px auto 0; padding: 26px 28px; background: #ffffff03; border: 1px solid #ffffff0d; border-radius: 20px; }
h2 { font-size: 17px; font-weight: 650; margin: 0 0 26px; }
ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 23px; }
li { display: flex; gap: 18px; }
li > span { flex-shrink: 0; font-size: 12px; color: #e899ac; background: #ff758810; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; }
h3 { font-size: 14px; margin: 0 0 6px; font-weight: 600; }
li p, .note { color: #92909d; line-height: 1.6; font-size: 13px; margin: 0; }
.note { margin-top: 26px; padding-top: 20px; border-top: 1px solid #ffffff0b; }
footer { font-size: 12px; color: #777581; padding-bottom: max(24px, env(safe-area-inset-bottom)); }
footer nav { display: flex; gap: 20px; }
a:focus-visible, button:focus-visible { outline: 2px solid #ff9da8; outline-offset: 5px; }
[hidden] { display: none !important; }
@media (max-width: 480px) { main { padding-top: 28px; } .instructions { padding: 23px 20px; margin-top: 36px; } footer { gap: 20px; flex-wrap: wrap; } h1 { letter-spacing: -.035em; } }