:root{--bg:#f4f6fb;--card:#fff;--ink:#14213d;--muted:#5b6478;--line:#e3e7f0;--brand:#2563eb;--ok:#15803d;--okbg:#e8f6ec;--warn:#b45309;--warnbg:#fff4e0;--bad:#b91c1c;--badbg:#fdecec}
@media (prefers-color-scheme:dark){:root{--bg:#0f1422;--card:#182036;--ink:#eef2ff;--muted:#a3adc7;--line:#2a3554;--brand:#6ea0ff;--ok:#6fdc8c;--okbg:#14301e;--warn:#fbbf6a;--warnbg:#3a2a10;--bad:#ff8a8a;--badbg:#3a1717}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-text-size-adjust:100%}
.wrap{max-width:460px;margin:0 auto;padding:16px 16px calc(24px + env(safe-area-inset-bottom))}
.brand{display:flex;align-items:center;gap:10px;margin:4px 0 14px}
.logo{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;font-weight:800;font-size:20px}
.brand-name{font-weight:800;font-size:20px;letter-spacing:.2px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
.banner{background:var(--warnbg);color:var(--warn);border-radius:10px;padding:8px 12px;font-size:13px;font-weight:700;margin-bottom:12px;text-align:center}
.muted{color:var(--muted)}
.plan{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:4px}
.plan .name{font-size:18px;font-weight:800}
.plan .price{font-size:22px;font-weight:800;color:var(--brand)}
.status{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:13px;font-weight:700;background:var(--warnbg);color:var(--warn)}
.status.ok{background:var(--okbg);color:var(--ok)}.status.bad{background:var(--badbg);color:var(--bad)}
.qr{margin:14px auto;width:min(100%,300px);border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}
.qr svg{display:block;width:100%;height:auto}
.rows{margin:6px 0 0;padding:0}
.row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-top:1px solid var(--line)}
.row:first-child{border-top:0}
.row .k{color:var(--muted);font-size:14px;flex:0 0 auto}
.row .v{font-weight:700;text-align:right;word-break:break-all;min-width:0}
.row .v.mono{font-family:ui-monospace,Menlo,Consolas,monospace;letter-spacing:.3px}
.copy{margin-left:8px;border:1px solid var(--line);background:transparent;color:var(--brand);border-radius:8px;padding:4px 10px;font-size:13px;font-weight:700;cursor:pointer}
.copy:active{opacity:.6}
.note{background:var(--warnbg);color:var(--warn);border-radius:10px;padding:10px 12px;font-size:14px;margin:12px 0 0}
.note.bad{background:var(--badbg);color:var(--bad)}
.countdown{font-variant-numeric:tabular-nums}
.big{text-align:center;padding:10px 0 4px}
.tick{display:grid;place-items:center;width:72px;height:72px;margin:6px auto 12px;border-radius:50%;background:var(--okbg);color:var(--ok);font-size:40px;font-weight:800}
.big h1{font-size:22px;margin:0 0 6px}
.btn{display:block;width:100%;margin-top:16px;padding:14px;border:0;border-radius:12px;background:var(--brand);color:#fff;font-size:17px;font-weight:800;text-align:center;text-decoration:none;cursor:pointer}
.btn.sec{background:transparent;color:var(--brand);border:1px solid var(--line)}
.hint{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.foot{font-size:12px;color:var(--muted);text-align:center;margin:14px 8px 0}
[hidden]{display:none!important}
.scan-hint{text-align:center;margin:0 0 6px}