:root{--brand:#5B4BFF;--brand-2:#7a6dff;--bg:#fafafc;--surface:#fff;--text:#14131a;--muted:#5d5b6b;--border:#e6e4ef;--accent-subtle:#eeecff;--ok:#0f7b4a;--err:#c0262d;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#0f0e14;--surface:#18171f;--text:#f3f2f8;--muted:#a3a1b3;--border:#2b2938;--accent-subtle:#25214a;--brand-2:#9488ff;--ok:#4ade9a;--err:#ff7a80}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
.top{display:flex;justify-content:space-between;align-items:center;padding-top:20px;padding-bottom:8px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.5px;font-size:18px;color:var(--brand-2)}
.mark{width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:17px}
.pill{font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--accent-subtle);color:var(--brand-2)}
.hero{padding:40px 0 16px}
h1{font-size:clamp(32px,8vw,52px);line-height:1.1;font-weight:800;margin:0 0 16px;letter-spacing:-.02em}
h2{font-size:22px;margin:40px 0 12px}
h3{font-size:16px;margin:0 0 2px}
p{margin:0 0 12px}
.lead{font-size:18px}
.muted,.card p{color:var(--muted)}
.fine{font-size:12px;color:var(--muted);margin-top:10px}
.btn{display:inline-block;border:none;border-radius:12px;background:var(--brand);color:#fff;font:600 15px var(--font);padding:13px 20px;text-decoration:none;cursor:pointer;touch-action:manipulation;transition:filter .15s}
.btn:hover{filter:brightness(1.1)}.btn:disabled{opacity:.7;cursor:wait}
.hero .btn{margin-top:8px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px}
.steps,.perks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.steps li{display:flex;gap:14px;align-items:flex-start}
.steps p{margin:0;font-size:15px}
.num{flex:none;width:32px;height:32px;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;display:grid;place-items:center}
.perks li{font-weight:500}
.join{margin:40px 0 24px;padding:22px}
.join h2{margin-top:0}
.row{display:flex;flex-direction:column;gap:10px}
input[type=email]{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--border);background:var(--bg);color:var(--text);font:16px var(--font)}
input[type=email]:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:transparent}
.msg{min-height:1.5em;margin:10px 0 0;font-size:14px;font-weight:600}
.msg.ok{color:var(--ok)}.msg.err{color:var(--err)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.foot{color:var(--muted);font-size:13px;padding-bottom:32px}
@media (min-width:640px){.row{flex-direction:row}.row .btn{flex:none}.steps{grid-template-columns:repeat(3,1fr)}.steps li{flex-direction:column}.perks{grid-template-columns:repeat(3,1fr)}.hero{padding-top:72px}}