.checkout-page{min-height:100vh;background:#fff;padding:0;margin:0}.checkout-container{max-width:600px;margin:0 auto;padding:0;min-height:100vh;display:flex;flex-direction:column;background:#fff}.checkout-header{display:flex;align-items:center;justify-content:space-between;padding:1rem;background:#fff;position:sticky;top:0;z-index:100}.checkout-back-btn{background:none;border:none;cursor:pointer;padding:.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:#f3f4f6;transition:transform .15s cubic-bezier(.4,0,.2,1),background-color .15s ease;will-change:transform}.checkout-back-btn:hover{background-color:#e5e7eb;transform:scale(.98)}.checkout-back-btn:active{background-color:#d1d5db;transform:scale(.95)}.checkout-title{color:#333;font-size:1.25rem;font-weight:600;margin:0;text-align:center;flex:1}.checkout-header-right{width:40px;min-width:40px;display:flex;align-items:center;justify-content:flex-end}.checkout-header-edit-btn{background:#f3f4f6;border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0}.checkout-header-edit-btn[aria-pressed=true]{background:#e5e7eb}.checkout-content{flex:1;padding:1.5rem;background:#fff}@media (max-width: 768px){.checkout-container{padding:0}.checkout-content{padding:1rem}.checkout-title{font-size:1.125rem}}@media (max-width: 480px){.checkout-container{padding:0}.checkout-content,.checkout-header{padding:.75rem}}