:root{--bg:#f6f7f9;--surface:#fff;--border:#e4e6eb;--text:#1b1f24;--muted:#6b7280;--accent:#4f46e5;--accent-ink:#fff;--ok:#12805c;--err:#c0392b;--shadow:0 1px 2px #1018280f, 0 8px 24px #1018280f}@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--surface:#171a21;--border:#262b34;--text:#e8eaed;--muted:#9aa2af;--accent:#7c74ff;--accent-ink:#0f1115;--ok:#35c48f;--err:#e57373;--shadow:0 1px 2px #0006, 0 8px 24px #00000059}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent)}.wrap{max-width:960px;margin:0 auto;padding:32px 20px 64px}.head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:28px;display:flex}.brand{align-items:center;gap:8px;font-size:18px;font-weight:700;display:flex}.logo{background:var(--accent);width:26px;height:26px;color:var(--accent-ink);border-radius:7px;place-items:center;font-size:15px;display:inline-grid}.who{color:var(--muted);font-size:13px}.link{color:var(--accent);cursor:pointer;font:inherit;background:0 0;border:0;padding:0}h1{margin:0 0 8px;font-size:28px}.lead{color:var(--muted);max-width:60ch;margin:0 0 24px;line-height:1.55}.alert{background:color-mix(in srgb, var(--err) 12%, transparent);border:1px solid color-mix(in srgb, var(--err) 40%, transparent);color:var(--err);border-radius:10px;margin-bottom:20px;padding:10px 14px;font-size:14px}.grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;display:grid}.plan{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;flex-direction:column;gap:6px;padding:22px;display:flex}.plan-name{color:var(--muted);font-size:15px;font-weight:600}.plan-price{margin-top:2px;font-size:26px;font-weight:700}.plan-price .per{color:var(--muted);font-size:13px;font-weight:500}.plan-credits{align-items:center;gap:8px;margin-top:10px;font-size:18px;font-weight:600;display:flex}.bonus{color:var(--ok);background:color-mix(in srgb, var(--ok) 14%, transparent);border-radius:999px;padding:2px 7px;font-size:12px;font-weight:700}.plan-sub{font-size:12px}.plan-desc{color:var(--muted);margin:8px 0 0;font-size:13px;line-height:1.5}.plan .btn{width:100%;margin-top:16px}.btn{font:inherit;cursor:pointer;background:var(--accent);color:var(--accent-ink);border:0;border-radius:10px;padding:11px 16px;font-weight:600;transition:opacity .15s}.btn:disabled{opacity:.55;cursor:default}.btn.ghost{color:var(--accent);border:1px solid var(--border);background:0 0}.muted{color:var(--muted)}.card.pay{max-width:460px;margin:0 auto}.card.pay h2{margin:6px 0}.back{margin-bottom:6px;display:inline-block}.qr-wrap{text-align:center;margin:18px 0 8px}.qr{border:1px solid var(--border);background:#fff;border-radius:12px;width:240px;height:240px;padding:8px}.qr-amount{margin-top:10px;font-size:22px;font-weight:700}.manual{border-top:1px solid var(--border);margin-top:16px;padding-top:12px}.manual-title{color:var(--muted);margin-bottom:8px;font-size:13px;font-weight:600}.crow{border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:6px 0;font-size:14px;display:flex}.crow:last-child{border-bottom:0}.crow-label{color:var(--muted);min-width:96px}.crow-value{word-break:break-all;flex:1;font-weight:600}.crow-copy{border:1px solid var(--border);color:var(--accent);font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:4px 10px;font-size:12px}.waiting{color:var(--muted);align-items:center;gap:10px;margin-top:16px;font-size:13px;display:flex}.spinner.sm{border-width:2px;width:18px;height:18px}.card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;padding:32px}.card.center{text-align:center;flex-direction:column;align-items:center;gap:12px;display:flex}.card.center h2{margin:4px 0}.login-gate{z-index:10;background:#0a0c108c;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.login-gate .card{max-width:380px}.gbtn{justify-content:center;min-height:44px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:34px;height:34px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.check,.cross{color:#fff;border-radius:50%;place-items:center;width:52px;height:52px;font-size:26px;font-weight:700;display:grid}.check{background:var(--ok)}.cross{background:var(--err)}.foot{text-align:center;margin-top:40px;font-size:13px}@media (width<=520px){.wrap{padding:20px 14px 48px}h1{font-size:23px}}