:root{color-scheme:dark;--background:#0f0f0f;--surface:#191919;--elevated:#232323;--hairline:#383838;--primary:#f5f4f2;--secondary:#a5a4a1;--tertiary:#74736f;--accent:#d0ad6c;--success:#38d48a;--error:#ff7068}
*{box-sizing:border-box}
html{min-height:100%;background:var(--background)}
body{min-height:100vh;margin:0;font:17px -apple-system,BlinkMacSystemFont,"SF Pro Text",sans-serif;line-height:1.55;color:var(--primary);background:radial-gradient(60rem 38rem at 50% -12rem,rgba(208,173,108,.12),transparent 60%),var(--background);-webkit-font-smoothing:antialiased}
main{min-height:100vh;display:grid;place-items:center;width:min(100%,44rem);margin:0 auto;padding:max(2rem,env(safe-area-inset-top)) 1.25rem max(2rem,env(safe-area-inset-bottom))}
.card{width:100%;max-width:35rem;padding:clamp(1.5rem,6vw,2.5rem);border:1px solid var(--hairline);border-radius:1.25rem;background:linear-gradient(145deg,rgba(35,35,35,.96),rgba(25,25,25,.96));box-shadow:0 2rem 6rem rgba(0,0,0,.35)}
.brand-lockup{display:flex;align-items:center;gap:.8rem;font-size:.9rem;font-weight:720;letter-spacing:.02em}
.brand-mark{width:2.45rem;height:2.45rem;color:var(--accent);filter:drop-shadow(0 .3rem .8rem rgba(208,173,108,.18))}
.rule{height:1px;margin:1.7rem 0;background:linear-gradient(90deg,var(--hairline),transparent)}
h1{max-width:26rem;margin:.35rem 0 1rem;font-size:clamp(2rem,7vw,2.85rem);line-height:1.05;letter-spacing:-.045em}
.setup-label{margin:0;color:var(--accent);font-size:.75rem;font-weight:750;letter-spacing:.14em;text-transform:uppercase}
.intro{max-width:30rem;margin:0;color:var(--secondary);font-size:1rem}
.public-copy p{color:var(--secondary)}
.public-copy p:last-child{margin-bottom:0}
a{color:var(--accent)}
.review-action{display:flex;align-items:center;justify-content:center;width:100%;min-height:3.25rem;margin:2rem 0 0;border-radius:.8rem;background:var(--accent);color:var(--background);font-weight:760;text-decoration:none;box-shadow:0 .7rem 1.8rem rgba(208,173,108,.16)}
.review-action:focus-visible{outline:3px solid var(--primary);outline-offset:3px}
.invitation-steps{margin:1.5rem 0 0;padding-left:1.4rem;color:var(--secondary)}
.invitation-steps li+li{margin-top:.55rem}
.invitation-actions{display:grid;gap:.75rem;margin:2rem 0 0}
.invitation-actions .review-action{margin:0}
.invitation-install-action{border:1px solid var(--accent);background:transparent;color:var(--accent);box-shadow:none}
form{display:grid;gap:.7rem;margin:2rem 0 1rem}
label{font-size:.82rem;font-weight:680;color:var(--secondary)}
input,button{width:100%;min-height:3.25rem;border-radius:.8rem;font:inherit}
input{border:1px solid var(--hairline);padding:.72rem .9rem;color:var(--primary);background:var(--background);caret-color:var(--accent);transition:border-color .16s ease,box-shadow .16s ease}
input:hover{border-color:#4b4b4b}
input:focus-visible{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(208,173,108,.2)}
button{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:.3rem;border:0;padding:.75rem 1rem;background:var(--accent);color:var(--background);font-weight:760;cursor:pointer;box-shadow:0 .7rem 1.8rem rgba(208,173,108,.16);transition:background-color .16s ease,transform .16s ease,box-shadow .16s ease}
button:hover{background:#ddbd82;box-shadow:0 .85rem 2.2rem rgba(208,173,108,.22)}
button:active{transform:translateY(1px)}
button:focus-visible{outline:3px solid var(--primary);outline-offset:3px}
button:disabled{cursor:wait;opacity:.58;box-shadow:none}
.button-mark{font-size:1.25rem;font-weight:500}
.status{min-height:1.7rem;margin:.5rem 0;color:var(--success);font-size:.92rem;font-weight:650}
.status.error{color:var(--error)}
.fine-print{margin:1.25rem 0 0;padding-top:1.2rem;border-top:1px solid var(--hairline);color:var(--tertiary);font-size:.82rem}
form[hidden]{display:none}
@media(max-width:420px){main{place-items:start center;padding-left:1rem;padding-right:1rem}.card{border-radius:1rem;padding:1.35rem}.rule{margin:1.35rem 0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}