:root{--bir-ui-blue:#1464d8;--bir-ui-navy:#102a5e;--bir-ui-orange:#ff681d;--bir-ui-line:#dbe5f3;--bir-ui-pale:#f6f9ff;--bir-ui-muted:#64748b}

/* ---------- Simplified classic checkout ---------- */
body.woocommerce-checkout .bir-main,
body.woocommerce-checkout .bir-woo-main{padding-top:55px}
body.woocommerce-checkout .bir-page-content,
body.woocommerce-checkout .woocommerce{max-width:1200px;margin-inline:auto}
body.woocommerce-checkout .bir-page-content>header{margin-bottom:38px}
body.woocommerce-checkout .bir-page-content>header h1{font-size:clamp(42px,5vw,68px)}

body.woocommerce-checkout form.checkout.woocommerce-checkout{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);grid-template-rows:auto 1fr;align-items:start;gap:12px 32px}
body.woocommerce-checkout form.checkout>.col2-set{grid-column:1;grid-row:1 / span 2;width:100%!important;float:none!important;margin:0!important;padding:30px!important;border:1px solid var(--bir-ui-line);border-radius:20px;background:#fff}
body.woocommerce-checkout form.checkout>#order_review_heading{grid-column:2;grid-row:1;width:100%;margin:0;padding:0 4px 8px;font-size:22px}
body.woocommerce-checkout form.checkout>#order_review{grid-column:2;grid-row:2;width:100%!important;float:none!important;margin:0!important;padding:24px!important;border:1px solid var(--bir-ui-line);border-radius:20px;background:#fff;position:sticky;top:24px}

body.woocommerce-checkout .col-1,
body.woocommerce-checkout .col-2{width:100%!important;float:none!important}
body.woocommerce-checkout .woocommerce-shipping-fields{display:none!important}
body.woocommerce-checkout .woocommerce-billing-fields>h3{font-size:22px;margin:0 0 24px}
body.woocommerce-checkout .woocommerce-billing-fields__field-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
body.woocommerce-checkout .woocommerce-billing-fields__field-wrapper .form-row{width:100%!important;float:none!important;margin:0!important}
body.woocommerce-checkout #billing_first_name_field,
body.woocommerce-checkout #billing_country_field,
body.woocommerce-checkout #billing_address_1_field{grid-column:1 / -1}
body.woocommerce-checkout form .form-row label{font-size:13px;font-weight:700;color:#536278;margin-bottom:7px}
body.woocommerce-checkout form .input-text,
body.woocommerce-checkout form select,
body.woocommerce-checkout .select2-selection{min-height:50px;border:1px solid var(--bir-ui-line)!important;border-radius:10px!important;background:#fff!important;box-shadow:none!important}
body.woocommerce-checkout form .input-text{padding:12px 14px!important}
body.woocommerce-checkout .select2-container .select2-selection--single .select2-selection__rendered{line-height:48px;padding-left:14px}
body.woocommerce-checkout .select2-container .select2-selection--single .select2-selection__arrow{height:48px}

body.woocommerce-checkout #order_review table.shop_table{margin:0 0 20px;border:0;border-collapse:collapse}
body.woocommerce-checkout #order_review table.shop_table th,
body.woocommerce-checkout #order_review table.shop_table td{padding:14px 8px;border-color:var(--bir-ui-line)}
body.woocommerce-checkout #payment{background:var(--bir-ui-pale);border-radius:14px}
body.woocommerce-checkout #payment ul.payment_methods{padding:20px;border-bottom-color:var(--bir-ui-line)}
body.woocommerce-checkout #payment div.payment_box{background:#e9eff9;border-radius:10px;color:#526078}
body.woocommerce-checkout #payment div.payment_box:before{border-bottom-color:#e9eff9}
body.woocommerce-checkout #payment .place-order{padding:20px!important;margin:0!important}
body.woocommerce-checkout #place_order{width:100%;min-height:54px;float:none!important;margin-top:14px!important;border-radius:12px!important;font-size:16px}
body.woocommerce-checkout .woocommerce-privacy-policy-text{font-size:12px;color:var(--bir-ui-muted)}
body.woocommerce-checkout .woocommerce-terms-and-conditions-wrapper{font-size:13px}