*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#0f4c81;--primary-dark:#0a3560;--primary-light:#e8f0fb;--accent:#f0a500;--accent-dark:#d4920a;--success:#28a745;--error:#dc3545;--warning:#ffc107;--gray-50:#f8f9fa;--gray-100:#f1f3f5;--gray-200:#e9ecef;--gray-400:#ced4da;--gray-600:#6c757d;--gray-800:#343a40;--white:#fff;--radius:12px;--radius-sm:8px;--shadow:0 4px 20px #00000014;--shadow-md:0 8px 30px #0000001f;--transition:.2s ease}html{font-size:16px}body{background:var(--gray-50);color:var(--gray-800);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}#root{min-height:100vh}.checkout-wrapper{flex-direction:column;align-items:center;min-height:100vh;padding:24px 16px 48px;display:flex}.checkout-logo{color:var(--primary);letter-spacing:-.5px;margin-bottom:24px;font-size:22px;font-weight:700}.checkout-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);width:100%;max-width:560px;padding:40px}.stepper{justify-content:center;align-items:center;gap:0;margin-bottom:32px;display:flex}.stepper-step{flex-direction:column;align-items:center;gap:6px;display:flex;position:relative}.stepper-circle{border:2px solid var(--gray-200);background:var(--white);width:36px;height:36px;color:var(--gray-400);transition:var(--transition);z-index:1;border-radius:50%;justify-content:center;align-items:center;font-size:14px;font-weight:600;display:flex}.stepper-circle.active{border-color:var(--primary);background:var(--primary);color:var(--white)}.stepper-circle.done{border-color:var(--success);background:var(--success);color:var(--white)}.stepper-label{color:var(--gray-600);white-space:nowrap;font-size:11px}.stepper-label.active{color:var(--primary);font-weight:600}.stepper-label.done{color:var(--success)}.stepper-line{background:var(--gray-200);width:60px;height:2px;transition:var(--transition);margin:0 4px 22px}.stepper-line.done{background:var(--success)}.service-banner{background:var(--primary-light);border-radius:var(--radius-sm);border:1px solid #c5d9f7;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;padding:14px 16px;display:flex}.service-banner-name{color:var(--primary-dark);font-size:15px;font-weight:600}.service-banner-price{color:var(--primary-dark);font-size:20px;font-weight:700}.payment-options{flex-direction:column;gap:12px;margin-top:24px;display:flex}.payment-option{border:2px solid var(--gray-200);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:18px 20px;display:flex}.payment-option:hover,.payment-option.selected{border-color:var(--primary);background:var(--primary-light)}.payment-option-left{flex-direction:column;gap:2px;display:flex}.payment-option-label{color:var(--gray-800);font-size:16px;font-weight:600}.payment-option-desc{color:var(--gray-600);font-size:13px}.payment-option-right{align-items:center;gap:12px;display:flex}.payment-option-amount{color:var(--primary);font-size:20px;font-weight:700}.payment-option-check{border:2px solid var(--gray-400);width:22px;height:22px;transition:var(--transition);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.payment-option.selected .payment-option-check{background:var(--primary);border-color:var(--primary);color:#fff}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-label{color:var(--gray-800);font-size:13px;font-weight:600}.form-input{border:1.5px solid var(--gray-200);border-radius:var(--radius-sm);color:var(--gray-800);transition:var(--transition);background:var(--white);outline:none;width:100%;padding:11px 14px;font-family:inherit;font-size:15px}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #0f4c811a}.form-input::placeholder{color:var(--gray-400)}.form-input.error{border-color:var(--error)}.form-error{color:var(--error);font-size:12px}.form-hint{color:var(--gray-500);margin-top:4px;font-size:12px;display:block}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;gap:8px;width:100%;padding:13px 24px;font-family:inherit;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover:not(:disabled){background:var(--accent-dark)}.btn-outline{border:2px solid var(--primary);color:var(--primary);background:0 0}.btn-outline:hover:not(:disabled){background:var(--primary-light)}.btn-ghost{color:var(--gray-600);background:0 0;border:none}.btn-ghost:hover{color:var(--primary)}.btn-sm{width:auto;padding:8px 16px;font-size:13px}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#00000080;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal-box{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-md);width:100%;max-width:460px;max-height:90vh;padding:32px;animation:.25s slideUp;overflow-y:auto}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.tabs{border-bottom:2px solid var(--gray-200);margin-bottom:24px;display:flex}.tab-btn{color:var(--gray-600);cursor:pointer;transition:var(--transition);background:0 0;border:none;border-bottom:3px solid #0000;flex:1;margin-bottom:-2px;padding:10px;font-family:inherit;font-size:14px;font-weight:600}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.qr-container{flex-direction:column;align-items:center;gap:16px;display:flex}.qr-image{border:2px solid var(--gray-200);border-radius:var(--radius-sm);width:200px;height:200px;padding:8px}.qr-amount{color:var(--primary);font-size:24px;font-weight:700}.qr-status{color:var(--gray-600);align-items:center;gap:8px;font-size:14px;display:flex}.qr-status-dot{background:var(--warning);border-radius:50%;width:10px;height:10px;animation:1.5s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.success-icon{background:#e6f9ee;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 16px;font-size:28px;display:flex}.order-number-box{background:var(--gray-50);border:2px dashed var(--gray-400);border-radius:var(--radius-sm);text-align:center;margin:16px 0;padding:16px}.order-number-label{color:var(--gray-600);margin-bottom:4px;font-size:12px}.order-number-value{color:var(--primary);letter-spacing:2px;font-family:monospace;font-size:20px;font-weight:700}.section-title{color:var(--gray-800);margin-bottom:6px;font-size:20px;font-weight:700}.section-sub{color:var(--gray-600);margin-bottom:20px;font-size:14px}.alert{border-radius:var(--radius-sm);align-items:flex-start;gap:10px;margin-bottom:16px;padding:12px 16px;font-size:13px;line-height:1.5;display:flex}.alert-info{background:var(--primary-light);color:var(--primary-dark);border-left:3px solid var(--primary)}.alert-warning{color:#856404;border-left:3px solid var(--warning);background:#fff3cd}.alert-success{color:#155724;border-left:3px solid var(--success);background:#e6f9ee}.spinner{border:2.5px solid #ffffff4d;border-top-color:#fff;border-radius:50%;flex-shrink:0;width:20px;height:20px;animation:.7s linear infinite spin;display:inline-block}.spinner-dark{border-color:#0f4c8133;border-top-color:var(--primary)}@keyframes spin{to{transform:rotate(360deg)}}.recovery-tabs{gap:12px;margin-bottom:24px;display:flex}.recovery-tab{border-radius:var(--radius-sm);border:2px solid var(--gray-200);color:var(--gray-600);cursor:pointer;transition:var(--transition);background:0 0;flex:1;padding:10px;font-family:inherit;font-size:13px;font-weight:600}.recovery-tab.active{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}.card-preview{background:linear-gradient(135deg, var(--primary), var(--primary-dark));border-radius:var(--radius);color:#fff;margin-bottom:20px;padding:24px;position:relative;overflow:hidden}.card-preview:after{content:"";background:#ffffff14;border-radius:50%;width:120px;height:120px;position:absolute;top:-30px;right:-30px}.card-number-display{letter-spacing:4px;margin-bottom:12px;font-family:monospace;font-size:18px}.card-info-row{opacity:.8;justify-content:space-between;font-size:12px;display:flex}.card-info-label{text-transform:uppercase;opacity:.7;margin-bottom:2px;font-size:10px}.expiry-badge{color:#856404;background:#fff3cd;border-radius:20px;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-flex}.expiry-badge.expired{color:var(--error);background:#ffe0e0}.divider{border:none;border-top:1px solid var(--gray-200);margin:20px 0}@media (width<=600px){.checkout-card{padding:24px 20px}.form-row{grid-template-columns:1fr}.stepper-line{width:40px}}