:root{color-scheme:light;--bg:#f4f6f2;--surface:#fff;--ink:#163300;--text:#28332b;--muted:#667064;--line:#dce3d8;--soft:#eff6e8;--green:#9fe870;--error:#a32e18}
:root[data-theme=dark]{color-scheme:dark;--bg:#0e1510;--surface:#171f18;--ink:#edf4e9;--text:#e1e9df;--muted:#a8b6a5;--line:#3b4839;--soft:#223522;--error:#ffb3a3}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 Inter,Arial,sans-serif}
header{min-height:84px;padding:18px 4vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:var(--surface);gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-size:25px;font-weight:800;color:var(--ink);text-decoration:none}
nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
main{max-width:1232px;margin:auto;padding:44px 32px 80px}
h1{font-size:36px;letter-spacing:-1px;color:var(--ink);line-height:1.15;margin:8px 0 12px}
h2{font-size:23px;letter-spacing:-.5px;line-height:1.25;margin:0;color:var(--ink)}
.eyebrow{font-size:11px;font-weight:800;letter-spacing:.09em;color:var(--muted);margin:0 0 7px}
.muted{font-size:13px;line-height:1.6;color:var(--muted);margin:12px 0 0}
.card{padding:26px;border:1px solid var(--line);border-radius:22px;background:var(--surface);margin-bottom:24px}
button,.button{font:750 14px/1.3 Inter,Arial,sans-serif;padding:11px 17px;border:1px solid var(--line);border-radius:999px;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center;align-items:center;gap:7px;color:var(--ink)}
.primary{background:var(--green);color:#163300;border-color:transparent}.quiet{background:var(--surface)}
button:disabled{opacity:.5;cursor:default}button:hover:not(:disabled),a.button:hover{filter:brightness(.97)}
:focus-visible{outline:3px solid #897cff;outline-offset:3px}
label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:700}
input,select{font:15px Inter,Arial,sans-serif;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px;min-width:0;width:100%}
.attempt{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:15px;align-items:center;justify-content:space-between}
.attempt strong{display:block;font-size:15px}
.notice{background:var(--soft);border:1px solid var(--line);border-radius:13px;padding:15px 18px;margin-bottom:22px;font-size:14px;line-height:1.6}
.status{min-height:24px;color:var(--muted);font-size:14px}.status.error{color:var(--error)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.subscription-check{display:flex;flex-direction:row;align-items:flex-start;gap:12px;margin:20px 0;font-weight:400;line-height:1.6}
.subscription-check input{flex:none;width:19px;height:19px;margin-top:2px}
#invite-form{max-width:540px;margin-top:20px}#purchase-form{margin-top:20px}
[hidden]{display:none!important}
@media(max-width:900px){.form-grid{grid-template-columns:1fr}main{padding:30px 20px}}
@media(max-width:560px){header{padding:15px;align-items:flex-start;flex-direction:column}header nav{gap:5px}.brand{font-size:21px}.brand img{width:26px}.card{padding:20px}h1{font-size:29px}.attempt{align-items:flex-start;flex-direction:column}}