.checkout-page{background:#f6f8fb}
.checkout-heading{text-align:center;margin-bottom:24px}
.checkout-heading h1{margin-bottom:8px}
.checkout-heading p{color:#64748b;font-size:1rem}
.checkout-tabs{display:flex;justify-content:center;gap:8px;margin:0 auto 18px;flex-wrap:wrap}
.tab-btn{border:1px solid #cbd5e1;background:#fff;color:#334155;border-radius:6px;min-height:42px;padding:9px 18px;font-size:.92rem;font-weight:700;cursor:pointer}
.tab-btn.active{border-color:#2563eb;background:#eff6ff;color:#1d4ed8}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0 auto 24px;max-width:900px}
.flow-step{display:flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;color:#64748b;font-size:.86rem;font-weight:700}
.flow-step span{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#e2e8f0;color:#334155;font-size:.78rem}
.flow-step.active{border-color:#bfdbfe;background:#eff6ff;color:#1d4ed8}
.flow-step.active span{background:#2563eb;color:#fff}
.store-notice{border:1px solid #bfdbfe;background:#eff6ff;color:#1e40af;border-radius:8px;padding:12px 16px;margin-bottom:20px;font-size:.9rem}
.checkout-shell{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:28px;align-items:start}
.checkout-panel,.summary-card,.order-created,.orders-panel{background:#fff;border:1px solid #e5e7eb;border-radius:8px;box-shadow:0 2px 12px rgba(15,23,42,.06)}
.checkout-panel,.summary-card,.order-created,.orders-panel{padding:28px}
.form-section{padding-bottom:26px;margin-bottom:26px;border-bottom:1px solid #e5e7eb}
.form-section:last-of-type{margin-bottom:18px}
.form-section h2,.summary-card h2,.orders-panel h2,.order-created h2{font-size:1.12rem;font-weight:700;color:#111827;margin-bottom:14px;letter-spacing:0}
.section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-header h2{margin-bottom:4px}
.section-header p{color:#64748b;font-size:.9rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.88rem;font-weight:700;color:#1f2937;margin-bottom:7px}
.form-group label span{color:#dc2626}
.form-group input,.form-group select,.form-group textarea{width:100%;min-height:44px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#111827;font-size:.94rem;padding:10px 12px;transition:border-color .18s,box-shadow .18s}
.form-group textarea{resize:vertical;line-height:1.55}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.14)}
.field-error{display:none;color:#b91c1c;font-size:.78rem;margin-top:6px;line-height:1.35}
.form-group.has-error input,.form-group.has-error select,.form-group.has-error textarea{border-color:#dc2626;background:#fff7f7}
.form-group.has-error .field-error,.terms-error.active{display:block}
.quick-add{display:grid;grid-template-columns:minmax(0,1fr) 140px;gap:12px;align-items:end;margin-bottom:14px;padding:14px;border:1px solid #e5e7eb;border-radius:8px;background:#f8fafc}
.quick-add .form-group{margin-bottom:0}
.cart-items,.orders-list,.summary-items{display:grid;gap:12px}
.cart-item,.order-card,.summary-product{border:1px solid #e5e7eb;border-radius:8px;background:#fff;padding:14px}
.cart-item{display:grid;grid-template-columns:82px minmax(0,1fr) 112px;gap:14px;align-items:center}
.cart-item img,.summary-product img{width:82px;height:82px;object-fit:cover;border-radius:6px;border:1px solid #e5e7eb;background:#f8fafc}
.cart-info h3,.summary-product strong{font-size:.98rem;color:#111827;margin-bottom:5px;line-height:1.35;overflow-wrap:anywhere}
.cart-info p,.summary-product span,.order-meta,.cart-price{font-size:.84rem;color:#64748b}
.cart-price strong{display:block;color:#2563eb;font-size:.96rem;margin-top:3px}
.cart-controls{display:grid;gap:8px}
.qty-control{display:grid;grid-template-columns:32px 1fr 32px;border:1px solid #cbd5e1;border-radius:6px;overflow:hidden}
.qty-control button{border:0;background:#f8fafc;color:#334155;font-weight:800;cursor:pointer}
.qty-control input{width:100%;border:0;text-align:center;min-height:34px;color:#111827}
.network-select{width:100%;min-height:34px;border:1px solid #cbd5e1;border-radius:6px;padding:6px 8px;background:#fff;color:#334155}
.remove-btn,.text-btn{border:0;background:transparent;color:#2563eb;font-size:.84rem;font-weight:700;cursor:pointer;text-align:left;padding:0}
.remove-btn:hover,.text-btn:hover{text-decoration:underline}
.empty-state{border:1px dashed #cbd5e1;border-radius:8px;padding:24px;text-align:center;background:#f8fafc}
.empty-state h3{font-size:1rem;color:#111827;margin-bottom:6px}
.empty-state p{color:#64748b;margin-bottom:16px}
.checkout-logos{max-width:520px;margin:0 0 12px}
.payment-ready{border:1px solid #e5e7eb;border-radius:8px;padding:16px;background:#f8fafc}
.payment-ready p{font-size:.9rem;color:#475569;line-height:1.55}
.terms-check{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;color:#334155;line-height:1.5;margin-bottom:6px}
.terms-check input{width:18px;height:18px;margin-top:2px;flex:0 0 auto}
.terms-error{margin:0 0 14px 28px}
.submit-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;border-radius:6px;font-size:.95rem;font-weight:700;text-align:center;cursor:pointer;text-decoration:none;transition:background .18s,border-color .18s,color .18s}
.submit-btn{width:100%;border:0;background:#2563eb;color:#fff;padding:12px 18px}
.submit-btn:hover{background:#1d4ed8;color:#fff}
.submit-btn:disabled{background:#94a3b8;cursor:not-allowed}
.submit-btn.compact{width:auto;min-width:132px}
.secondary-btn{border:1px solid #cbd5e1;color:#334155;background:#fff;padding:11px 18px}
.secondary-btn:hover{border-color:#2563eb;color:#1d4ed8}
.summary-card{position:sticky;top:88px}
.summary-product{display:flex;gap:12px;align-items:center;background:#f8fafc}
.summary-lines{margin-top:18px;border-top:1px solid #e5e7eb}
.summary-line,.summary-total{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid #e5e7eb;color:#475569;font-size:.9rem}
.summary-line strong{color:#111827;white-space:nowrap}
.summary-total{border-bottom:0;padding-top:16px;font-size:1.05rem;color:#111827}
.summary-total strong{font-size:1.22rem;color:#2563eb;white-space:nowrap}
.summary-foot{display:grid;gap:6px;margin-top:14px;padding-top:14px;border-top:1px solid #e5e7eb;font-size:.8rem;color:#64748b}
.order-created{margin-bottom:24px}
.order-created[hidden],.cart-view[hidden],.orders-view[hidden],.store-notice[hidden],.empty-state[hidden],.payment-modal[hidden]{display:none}
.created-status span{display:block;text-transform:uppercase;letter-spacing:.08em;font-size:.74rem;font-weight:800;color:#16a34a;margin-bottom:4px}
.created-status p{color:#475569;margin-bottom:18px}
.created-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}
.created-grid div{border:1px solid #e5e7eb;border-radius:8px;background:#f8fafc;padding:12px}
.created-grid span,.order-card span{display:block;font-size:.76rem;color:#64748b;margin-bottom:4px}
.created-grid strong,.order-card strong{font-size:.95rem;color:#111827;overflow-wrap:anywhere}
.order-actions{display:flex;gap:12px;flex-wrap:wrap}
.order-card{display:grid;gap:14px}
.order-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.status-badge{display:inline-flex;align-items:center;justify-content:center;min-height:30px;border-radius:999px;background:#fff7ed;color:#9a3412;font-size:.78rem;font-weight:800;padding:5px 10px;white-space:nowrap}
.order-lines{display:grid;gap:8px}
.order-line{display:flex;justify-content:space-between;gap:12px;border-top:1px solid #e5e7eb;padding-top:10px;color:#475569;font-size:.9rem}
.order-line strong{color:#111827}
.payment-modal{position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:250;display:flex;align-items:center;justify-content:center;padding:20px}
.payment-dialog{position:relative;background:#fff;border-radius:8px;max-width:460px;width:100%;padding:28px;box-shadow:0 24px 60px rgba(15,23,42,.22)}
.payment-dialog h2{font-size:1.25rem;color:#111827;margin-bottom:8px}
.payment-dialog p{color:#475569;margin-bottom:18px}
.payment-dialog .modal-close{position:absolute;top:12px;right:14px;font-size:1.4rem;cursor:pointer;background:none;border:none;color:#64748b}
@media(max-width:980px){
  .checkout-shell{grid-template-columns:1fr}
  .summary-card{position:static}
  .created-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .checkout-page{padding-top:42px}
  .checkout-panel,.summary-card,.order-created,.orders-panel{padding:20px}
  .flow-steps{grid-template-columns:1fr 1fr}
  .form-row,.quick-add{grid-template-columns:1fr}
  .cart-item{grid-template-columns:70px minmax(0,1fr)}
  .cart-controls{grid-column:1 / -1}
  .created-grid{grid-template-columns:1fr}
  .section-header,.order-head{flex-direction:column}
}
@media(max-width:480px){
  .container{padding:0 18px}
  .flow-steps{grid-template-columns:1fr}
  .summary-line,.summary-total,.order-line{align-items:flex-start;flex-direction:column;gap:4px}
  .order-actions{display:grid}
  .submit-btn.compact,.secondary-btn{width:100%}
}