body[data-page="install"]{color-scheme:dark;--bg:#070709;--bg-alt:#10090c;--surface:rgba(25,18,21,.96);--surface-strong:#1d1518;--surface-soft:rgba(255,255,255,.052);--text:#fff8fa;--muted:#c8b7bc;--faint:#806d73;--primary:#c90020;--primary-strong:#ff3654;--primary-soft:rgba(201,0,32,.16);--secondary:#fff;--accent:#e0c7cd;--border:rgba(255,223,230,.13);--border-strong:rgba(255,87,112,.3);--glow:0 0 46px rgba(213,0,35,.23)}
.install-main{width:min(1080px,calc(100% - 32px));margin:0 auto;padding:44px 0 80px}.install-hero{display:grid;grid-template-columns:minmax(0,1fr) 150px;align-items:center;gap:36px;padding:clamp(26px,5vw,54px);border:1px solid var(--border-strong);border-radius:32px;background:radial-gradient(circle at 90% 0,rgba(255,54,84,.25),transparent 36%),linear-gradient(145deg,#1c1115,#09090b);box-shadow:var(--shadow)}.install-hero h1{margin:8px 0 14px;font-size:clamp(2.7rem,7vw,5.4rem);line-height:.92;letter-spacing:-.055em}.install-hero p{max-width:700px;color:var(--muted);font-size:1.08rem;line-height:1.65}.install-hero img{width:150px;border-radius:32px;box-shadow:0 20px 55px #000}.install-tabs{position:sticky;top:10px;z-index:10;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:28px 0;padding:7px;border:1px solid var(--border);border-radius:18px;background:rgba(13,10,12,.9);backdrop-filter:blur(18px)}.install-tabs button{min-height:48px;padding:10px 14px;border:0;border-radius:12px;color:var(--muted);background:transparent;font:inherit;font-weight:850;cursor:pointer}.install-tabs button[aria-selected="true"]{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-strong));box-shadow:0 8px 22px rgba(201,0,32,.28)}.install-platform{padding:clamp(22px,4vw,42px);border:1px solid var(--border);border-radius:26px;background:var(--surface);box-shadow:var(--shadow-soft)}.install-platform-head{display:grid;grid-template-columns:84px 1fr;gap:22px;align-items:start}.install-platform-head h2{margin:4px 0 8px;font-size:clamp(2rem,5vw,3.4rem)}.install-platform-head p{margin:0;color:var(--muted);line-height:1.65}.platform-mark{display:grid;place-items:center;aspect-ratio:1;border-radius:22px;font-size:.8rem;font-weight:950;letter-spacing:.04em;background:#111;color:#fff}.platform-mark.android{background:#1e8e5a}.platform-mark.web{background:#275fce}.install-steps{display:grid;gap:12px;margin:30px 0;padding:0;list-style:none}.install-steps li{display:grid;grid-template-columns:42px minmax(0,1fr);gap:15px;padding:18px;border:1px solid var(--border);border-radius:17px;background:var(--surface-soft)}.install-steps li>span{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--primary-soft);color:var(--primary-strong);font-weight:950}.install-steps strong,.install-steps p,.install-steps small{display:block}.install-steps strong{font-size:1.05rem}.install-steps p{margin:6px 0 0;color:var(--muted);line-height:1.6}.install-steps .button{width:max-content;max-width:100%;margin-top:14px}.install-steps small{margin-top:8px;color:var(--faint)}.install-safety,.install-callout,.install-detected,.install-device-note{display:grid;gap:5px;margin-top:22px;padding:17px 19px;border-radius:15px}.install-safety{border:1px solid rgba(255,184,77,.34);background:rgba(255,184,77,.09)}.install-safety span,.install-callout p,.install-detected span{color:var(--muted);line-height:1.55}.install-callout{border-left:4px solid var(--primary-strong);background:var(--primary-soft)}.install-callout p{margin:0}.install-help{margin-top:10px;padding:15px 18px;border:1px solid var(--border);border-radius:14px;background:var(--surface-soft)}.install-help summary{font-weight:850;cursor:pointer}.install-help p{color:var(--muted);line-height:1.6}.install-finish{margin-top:24px;padding:26px;border:1px dashed var(--border-strong);border-radius:22px}.install-finish h2{margin:0 0 6px}.install-finish p{margin:0;color:var(--muted)}.install-detected{border:1px solid rgba(47,201,122,.4);background:rgba(47,201,122,.1)}.install-device-note{margin-bottom:-12px;color:var(--muted);text-align:center}.auth-install-link{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin-top:22px;padding:15px;border:1px solid var(--border);border-radius:14px;color:var(--text);text-decoration:none;background:var(--surface-soft)}.auth-install-link strong,.auth-install-link small{display:block}.auth-install-link small{margin-top:3px;color:var(--muted)}
@media(max-width:700px){.install-main{width:calc(100% - 20px);padding-top:18px}.install-hero{grid-template-columns:1fr;padding:24px;border-radius:22px}.install-hero img{grid-row:1;width:92px;border-radius:21px}.install-tabs{grid-template-columns:1fr;position:static}.install-platform{padding:19px 14px;border-radius:20px}.install-platform-head{grid-template-columns:58px 1fr;gap:12px}.platform-mark{border-radius:16px}.install-steps li{grid-template-columns:34px minmax(0,1fr);padding:14px 12px}.install-steps li>span{width:34px;height:34px;border-radius:11px}.install-steps .button{width:100%;text-align:center;justify-content:center}.install-finish .hero-actions{display:grid}.install-finish .button{width:100%}}
.install-platform-head:has(.install-qr){grid-template-columns:84px minmax(0,1fr) 126px}.install-qr{margin:0;padding:9px;border-radius:16px;background:#fff;color:#171216;text-align:center}.install-qr img{display:block;width:108px;height:108px}.install-qr figcaption{margin-top:6px;font-size:.68rem;font-weight:900}@media(max-width:700px){.install-platform-head:has(.install-qr){grid-template-columns:58px 1fr}.install-qr{display:none}}