:root{--green:#00ad3a;--green-hover:#008e2f;--blue:#009ece;--tint:#ecfff3;--ink:#0a0a0a;--muted:#5b6b60;--bg:#f4faf6;--card:#fff;--border:#e2ece6;--brand-gradient:linear-gradient(90deg, var(--blue), var(--green))}@media (prefers-color-scheme:dark){:root{--tint:#10231a;--ink:#f2f7f4;--muted:#9db3a7;--bg:#0b1310;--card:#121b17;--border:#223029}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.wrap{place-items:center;min-height:100dvh;padding:24px;display:grid}.card{background:var(--card);border:1px solid var(--border);border-radius:20px;width:100%;max-width:440px;padding:32px;box-shadow:0 12px 40px #00642814}.brand{align-items:center;gap:10px;margin-bottom:24px;display:flex}.brand img{width:auto;height:40px}.badge{letter-spacing:.02em;color:var(--green);background:var(--tint);border-radius:999px;margin-bottom:16px;padding:5px 12px;font-size:12px;font-weight:600;display:inline-block}h1{margin:0 0 6px;font-size:22px;line-height:1.25}.sub{color:var(--muted);margin:0 0 24px;font-size:15px}.price{align-items:baseline;gap:8px;margin-bottom:28px;display:flex}.price .amount{background:var(--brand-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:40px;font-weight:800}.price .cur{color:var(--ink);font-size:20px;font-weight:700}.btn{cursor:pointer;color:#fff;background:var(--brand-gradient);text-align:center;border:none;border-radius:14px;width:100%;padding:16px;font-size:17px;font-weight:700;text-decoration:none;transition:filter .15s,transform 50ms;display:block}.btn:hover{filter:brightness(1.05)}.btn:active{transform:translateY(1px)}.note{color:var(--muted);text-align:center;margin-top:16px;font-size:13px}.result-icon{border-radius:50%;place-items:center;width:64px;height:64px;margin:0 auto 20px;font-size:34px;display:grid}.result-icon.ok{background:var(--tint);color:var(--green)}.result-icon.fail{color:#e04141;background:#fdecec}.center{text-align:center}.link{color:var(--green);font-weight:600;text-decoration:none}