:root{--brand:#ff6a00;--brand-dark:#e55f00;--text:#1a1a1a;--muted:#6b7280;--border:#e5e7eb;--bg:#f5f6f8;--danger:#d92d20;--success:#12b76a;--radius:12px;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,sans-serif}*{box-sizing:border-box}html,body,#root{background:var(--bg);min-height:100%;margin:0}.page{flex-direction:column;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 12px;width:100%;max-width:440px;padding:8px 0 16px;display:flex}.header.header-wide{max-width:560px}.logo{letter-spacing:-.5px;color:var(--brand);font-size:22px;font-weight:800}.env-selector{color:var(--muted);flex-direction:column;align-items:flex-end;gap:2px;max-width:100%;font-size:12px;display:flex}.env-row{align-items:center;gap:6px;display:flex}.env-label{text-transform:uppercase;letter-spacing:.04em;font-size:10px;font-weight:600}.env-select{border:1px solid var(--border);height:28px;color:var(--text);background:#fff;border-radius:6px;padding:0 6px;font-size:12px}.env-select:focus-visible{outline:2px solid var(--brand);outline-offset:1px}.env-edit{padding:0 2px;font-size:12px}.env-summary{text-overflow:ellipsis;white-space:nowrap;max-width:320px;font-family:ui-monospace,monospace;font-size:11px;overflow:hidden}.env-form{border:1px solid var(--border);background:#fff;border-radius:10px;flex-direction:column;flex-basis:100%;gap:8px;width:100%;margin-top:8px;padding:12px;display:flex}.env-field{color:var(--muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.env-input{height:36px;font-size:13px}.env-actions{gap:8px;display:flex}.env-actions .btn.env-btn{width:auto;height:36px;padding:0 14px;font-size:13px}.card-panel{border-radius:var(--radius);background:#fff;flex-direction:column;gap:20px;width:100%;max-width:440px;padding:24px;display:flex;box-shadow:0 1px 3px #0000000f,0 8px 24px #0000000d}.footer{color:var(--muted);margin-top:auto;padding-top:24px;font-size:12px}.summary{border-bottom:1px solid var(--border);padding-bottom:16px}.summary-row{color:var(--muted);justify-content:space-between;font-size:14px;display:flex}.summary-merchant{color:var(--text);font-weight:600}.summary-amount{margin:6px 0 10px;font-size:32px;font-weight:700}.summary-id{color:var(--muted);margin-top:8px;font-family:ui-monospace,monospace;font-size:11px}.countdown{font-variant-numeric:tabular-nums;color:var(--text);font-weight:600}.countdown-urgent{color:var(--danger)}.card-form{flex-direction:column;gap:16px;display:flex}fieldset{border:0;flex-direction:column;gap:12px;margin:0;padding:0;display:flex}legend{color:var(--muted);margin-bottom:8px;font-size:13px}.field{flex-direction:column;gap:6px;display:flex}.field-label{font-size:13px;font-weight:500}.input{border:1px solid var(--border);background:#fff;border-radius:8px;outline:none;width:100%;height:44px;padding:0 12px;font-size:16px;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px #ff6a0026}.input.is-invalid{border-color:var(--danger)}.input-cvv{width:84px;height:36px;font-size:14px}.input-with-chip{position:relative}.input-with-chip .brand-chip{position:absolute;top:50%;right:10px;transform:translateY(-50%)}.row-2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.field-error{color:var(--danger);margin:0;font-size:12px}.checkbox{align-items:center;gap:8px;font-size:14px;display:flex}.brand-chip{color:#3730a3;background:#eef2ff;border-radius:4px;padding:2px 6px;font-size:11px;font-weight:700}.saved-row{border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:10px 12px;font-size:14px;display:flex}.saved-row.is-selected{border-color:var(--brand);background:#fff7f0}.saved-mask{flex:1;font-family:ui-monospace,monospace}.method-tabs{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:6px;padding-bottom:8px;display:flex}.method-tab{border:1px solid var(--border);color:var(--muted);cursor:pointer;background:#fff;border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;transition:border-color .15s,color .15s,background .15s}.method-tab:hover:not(:disabled){border-color:var(--brand);color:var(--text)}.method-tab.is-active{border-color:var(--brand);color:var(--brand-dark);background:#fff7f0}.method-tab:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.method-tab:disabled{opacity:.5;cursor:not-allowed}.method-panel{flex-direction:column;gap:16px;display:flex}.method-checks{flex-wrap:wrap;gap:8px;display:flex}.method-check{border:1px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:8px;align-items:center;gap:6px;padding:6px 10px;font-size:14px;display:inline-flex}.method-check.is-selected{border-color:var(--brand);background:#fff7f0}.btn{cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;height:48px;padding:0 20px;font-size:16px;font-weight:600;text-decoration:none;transition:background .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand);color:#fff;width:100%}.btn-primary:not(:disabled):hover{background:var(--brand-dark)}.btn-secondary{color:var(--text);border:1px solid var(--border);background:#fff}.link{color:var(--muted);cursor:pointer;background:0 0;border:0;padding:4px;font-size:14px;text-decoration:underline}.link.danger{color:var(--danger)}.link:disabled{opacity:.5;cursor:not-allowed}.notice{border-radius:10px;flex-direction:column;gap:4px;padding:12px 14px;display:flex}.notice-error{color:#912018;background:#fef3f2;border:1px solid #fecdca}.notice-title{font-weight:700}.notice-meta{opacity:.7;font-family:ui-monospace,monospace;font-size:11px}.notice .btn{align-self:flex-start;height:40px;margin-top:8px;font-size:14px}.status{text-align:center;flex-direction:column;align-items:center;gap:10px;padding:24px 0;display:flex}.status-icon{color:#fff;border-radius:50%;place-items:center;width:56px;height:56px;font-size:28px;display:grid}.status-success .status-icon{background:var(--success)}.status-error .status-icon{background:var(--danger)}.status-info .status-icon{background:var(--muted)}.status-title{margin:0;font-size:20px}.status-hint{color:var(--muted);margin:0;font-size:14px}.status-code{color:var(--muted);margin:0;font-family:ui-monospace,monospace;font-size:11px}.status-actions{flex-direction:column;gap:10px;width:100%;margin-top:12px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--brand);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.dialog{border-radius:var(--radius);color:var(--text);background:#fff;border:0;width:calc(100% - 32px);max-width:360px;padding:0;box-shadow:0 8px 32px #0000002e}.dialog::backdrop{background:#11182773}.dialog-body{text-align:center;flex-direction:column;align-items:center;gap:10px;padding:28px 24px 24px;display:flex}.dialog-body .status-icon-error{background:var(--danger)}.dialog-body .status-icon-info{background:var(--muted)}.dialog-actions{flex-direction:column;gap:10px;width:100%;margin-top:12px;display:flex}.dialog-actions .btn{width:100%}@media (width<=420px){.card-panel{padding:18px}.summary-amount{font-size:28px}}.pre{border:1px solid var(--border);background:#f9fafb;border-radius:8px;margin:6px 0 0;padding:10px;font-size:12px;overflow:auto}details summary{cursor:pointer;color:var(--muted);font-size:13px}select.input{appearance:auto}.test-cards{background:#fffbeb;border:1px dashed #f59e0b;border-radius:8px;padding:10px}.test-cards .field-label{color:#92400e}.field-hint{color:var(--muted);margin:0;font-size:12px}.brand-icon{flex:none;align-items:center;line-height:0;display:inline-flex}.brand-icon svg{border-radius:3px;display:block;box-shadow:0 0 0 1px #00000014}.input-with-chip .brand-icon{position:absolute;top:50%;right:10px;transform:translateY(-50%)}