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spin}.pulse-dot{background-color:var(--primary-color);border-radius:50%;width:8px;height:8px;animation:1.5s infinite mpesaPing}.steps-guide{flex-wrap:wrap;justify-content:center;align-items:stretch;gap:.5rem;max-width:940px;margin:0 auto 2.5rem;display:flex}.step-card{background:var(--bg-card);border:1px solid var(--border-color);min-width:230px;box-shadow:var(--shadow-sm);border-radius:10px;flex:1;align-items:flex-start;gap:.75rem;padding:.9rem 1rem;display:flex}.step-num{background:var(--primary-color);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:.85rem;font-weight:700;display:flex}.step-title{color:var(--text-primary);font-size:.9rem;font-weight:600}.step-desc{color:var(--text-secondary);margin-top:.15rem;font-size:.78rem;line-height:1.35}.step-arrow{color:var(--text-muted);align-items:center;display:flex}@media (width<=768px){.step-arrow{display:none}.step-card{min-width:100%}}.view-toggle{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;align-self:flex-start;gap:4px;padding:4px;display:inline-flex}.view-toggle button{color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;border-radius:6px;align-items:center;gap:.4rem;padding:.45rem .9rem;font-family:inherit;font-size:.85rem;font-weight:600;display:inline-flex}.view-toggle button:hover{color:var(--text-primary)}.view-toggle button.active{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-glow)}.browser-mock{overflow:hidden}.browser-chrome{border-bottom:1px solid var(--border-color);background:#e9edf2;align-items:center;gap:6px;padding:.6rem .9rem;display:flex}.browser-dot{border-radius:50%;width:11px;height:11px;display:inline-block}.browser-url{border:1px solid var(--border-color);min-width:0;font-size:.75rem;font-family:var(--font-mono);color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;background:#fff;border-radius:6px;flex:1;align-items:center;gap:.4rem;margin-left:.5rem;padding:.3rem .7rem;display:flex;overflow:hidden}.browser-body{background:#fbfcfe;min-height:430px;padding:1.75rem 1.5rem}.mock-store{border:1px solid var(--border-color);max-width:340px;box-shadow:var(--shadow-md);background:#fff;border-radius:14px;margin:0 auto;padding:1.25rem}.mock-product{border-bottom:1px dashed var(--border-color);align-items:center;gap:.85rem;padding-bottom:1rem;display:flex}.mock-thumb{width:46px;height:46px;color:var(--primary-color);background:#4aa1521f;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.mock-name{color:var(--text-primary);font-size:.9rem;font-weight:600}.mock-sub{color:var(--text-muted);font-size:.75rem}.mock-price{color:var(--text-primary);white-space:nowrap;margin-left:auto;font-size:.95rem;font-weight:700}.preview-highlight{text-align:center;border:2px dashed #4aa15280;border-radius:12px;margin-top:1.5rem;padding:1.5rem 1.25rem 1.25rem;animation:2s ease-in-out infinite previewPulse;position:relative}@keyframes previewPulse{0%,to{border-color:#4aa1524d;box-shadow:0 0 #4aa15200}50%{border-color:#4aa152e6;box-shadow:0 0 0 4px #4aa15214}}.mpesa-pay-btn{background:var(--primary-color);color:#fff;transition:var(--transition-fast);border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:700;text-decoration:none;display:inline-flex;box-shadow:0 4px 12px #4aa15259}.mpesa-pay-btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.preview-callout{color:var(--primary-color);margin-top:.9rem;font-size:.75rem;font-weight:600;display:block}.preview-note{text-align:center;max-width:340px;color:var(--text-muted);margin:1.25rem auto 0;font-size:.75rem;line-height:1.45}.field-hint{color:var(--text-muted);margin-top:.4rem;font-size:.72rem;line-height:1.35;display:block}.field-hint code{font-family:var(--font-mono);color:var(--text-secondary)}.client-id-chip{background:#4aa1520f;border:1px dashed #4aa15266;border-radius:8px;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:1rem;padding:.6rem .75rem;display:flex}.client-id-chip code{font-family:var(--font-mono);color:var(--primary-color);font-size:.8rem;font-weight:700}.stk-modal-logo-img{border-radius:5px;width:auto;height:26px;display:block}.mpesa-secured{border-top:1px dashed var(--border-color);justify-content:center;align-items:center;gap:.5rem;margin-top:1rem;padding-top:.85rem;display:flex}.mpesa-secured img{border-radius:4px;width:auto;height:22px}.mpesa-secured span{color:var(--text-muted);font-size:.72rem;font-weight:600}