#bc-checkout{--blue:#006eff;--ink:#202630;--muted:#5c6676;--line:#e5eaf0;--orange:#eb6a21;box-sizing:border-box;background:#f5f7fa;color:var(--ink);padding:36px max(32px,calc((100vw - 1680px)/2)) 48px;font:14px/1.65 Arial,"PingFang SC","Microsoft YaHei",sans-serif;min-height:65vh}
#bc-checkout *,#bc-checkout *:before,#bc-checkout *:after{box-sizing:border-box}#bc-checkout a{color:var(--blue);text-decoration:none}#bc-checkout a:hover{text-decoration:none;color:#0052cc}#bc-checkout button,#bc-checkout input,#bc-checkout select,#bc-checkout textarea{font:inherit}#bc-checkout button{cursor:pointer}#bc-checkout [hidden]{display:none!important}#bc-checkout h1,#bc-checkout h2,#bc-checkout h3,#bc-checkout p,#bc-checkout dl{margin:0}#bc-checkout h1,#bc-checkout h2,#bc-checkout h3{font-weight:500}#bc-checkout button,#bc-checkout a,#bc-checkout input,#bc-checkout textarea,#bc-checkout select{transition:border-color .16s,color .16s,background .16s}#bc-checkout :focus-visible{outline:2px solid #6cafff;outline-offset:3px}
#bc-checkout .bcc-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;gap:24px}#bc-checkout .bcc-back{display:inline-block;color:#596579;font-size:13px;margin-bottom:10px}#bc-checkout .bcc-heading h1{font-size:30px;line-height:1.35;margin-bottom:10px}#bc-checkout .bcc-heading p{color:#596579}#bc-checkout .bcc-steps{display:flex;gap:30px;list-style:none;padding:0;margin:0;color:#6c7685;font-size:13px;white-space:nowrap}#bc-checkout .bcc-steps li{display:flex;align-items:center;gap:9px}#bc-checkout .bcc-steps li+li:before{content:"";width:45px;height:1px;background:#dce3eb;margin-right:10px}#bc-checkout .bcc-steps span{border:1px solid #cbd5e1;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;font-size:12px}#bc-checkout .bcc-steps .is-done{color:#4b719a}#bc-checkout .bcc-steps .is-current{color:var(--blue)}#bc-checkout .bcc-steps .is-current span{background:var(--blue);border-color:var(--blue);color:#fff}
#bc-checkout .bcc-preview-note{padding:11px 16px;background:#edf4ff;border-left:2px solid var(--blue);color:#456181;font-size:12px;margin-bottom:20px}#bc-checkout .bcc-alert{padding:14px 18px;margin-bottom:18px;border:1px solid var(--line);background:#fff}#bc-checkout .bcc-error{color:#b33328;background:#fff6f4;border-color:#ffd4cc}#bc-checkout .bcc-login-notice{display:flex;gap:20px;justify-content:space-between;background:#eff6ff;color:#456181}
#bc-checkout .bcc-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:24px;align-items:start}#bc-checkout .bcc-main{min-width:0;display:grid;gap:20px}#bc-checkout .bcc-panel{background:#fff;border:1px solid var(--line);min-width:0}#bc-checkout .bcc-panel-title{display:flex;align-items:center;justify-content:space-between;padding:23px 28px;border-bottom:1px solid var(--line);gap:18px}#bc-checkout h2{font-size:19px;line-height:1.4}#bc-checkout .bcc-panel-title>a{font-size:13px}#bc-checkout .bcc-item-count,#bc-checkout .bcc-optional{font-size:12px;color:#657185;margin-left:10px;font-weight:400}#bc-checkout .bcc-panel-body{padding:25px 28px}#bc-checkout .bcc-product{padding:26px 28px 24px}#bc-checkout .bcc-product+.bcc-product{border-top:1px solid var(--line)}#bc-checkout .bcc-product-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:22px}#bc-checkout .bcc-product-heading{display:flex;align-items:center;gap:14px;min-width:0}#bc-checkout .bcc-product-heading h3{font-size:18px;line-height:1.45;overflow-wrap:anywhere}#bc-checkout .bcc-server-icon{height:42px;width:42px;background:#f2f7ff;color:var(--blue);display:grid;place-items:center;flex-shrink:0}#bc-checkout .bcc-server-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.4}#bc-checkout .bcc-host{font-size:12px;color:#667386;margin-top:5px}#bc-checkout .bcc-product-actions{display:flex;gap:18px;align-items:center;font-size:12px;padding-top:5px;white-space:nowrap}#bc-checkout .bcc-link{padding:0;border:0;background:transparent;color:var(--blue);font-size:13px}#bc-checkout .bcc-remove{color:#596579;font-size:12px}#bc-checkout .bcc-remove:hover{color:#c64a38}#bc-checkout .bcc-specs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 24px;background:#f7f9fc;padding:18px 20px}#bc-checkout .bcc-specs>div{min-width:0;display:flex;gap:12px;align-items:baseline;font-size:14px}#bc-checkout .bcc-specs dt{color:#596579;min-width:55px;font-weight:400;flex-shrink:0}#bc-checkout .bcc-specs dd{margin:0;color:#273344;overflow-wrap:anywhere}#bc-checkout .bcc-product-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:23px}#bc-checkout .bcc-quantity-area{display:flex;align-items:center;gap:13px;color:#596579;font-size:13px;flex-wrap:wrap}#bc-checkout .bcc-stepper{display:flex;border:1px solid #dfe5ed;height:36px}#bc-checkout .bcc-stepper button{width:31px;border:0;background:#fff;color:#63758b;font-size:18px;padding:0}#bc-checkout .bcc-stepper button:disabled{color:#c5ccd5;background:#fafbfc;cursor:default}#bc-checkout .bcc-stepper input{width:48px;border:0;border-left:1px solid #e9edf2;border-right:1px solid #e9edf2;text-align:center;padding:0;color:#263a51;appearance:textfield}#bc-checkout .bcc-stepper input::-webkit-inner-spin-button{appearance:none}#bc-checkout .bcc-item-price{text-align:right}#bc-checkout .bcc-item-price-line{display:flex;gap:14px;align-items:baseline;justify-content:flex-end;color:#596579;font-size:12px}#bc-checkout .bcc-item-price-line strong{font-weight:400;color:#25394f;font-size:22px;line-height:1.4;font-variant-numeric:tabular-nums}#bc-checkout .bcc-discount-line{display:flex;align-items:center;justify-content:flex-end;gap:9px;margin-top:5px;font-size:12px;color:#748092}#bc-checkout .bcc-discount{font-size:11px;color:#bc713e;background:#fff7ef;padding:1px 6px;border:1px solid #fae2ca}#bc-checkout .bcc-daily{display:block;font-size:13px;color:#5c687a;margin-top:5px}#bc-checkout .bcc-item-status{font-size:12px;margin-top:14px;color:#b75635}
#bc-checkout .bcc-payment-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}
#bc-checkout .bcc-payment{position:relative;display:flex;align-items:center;gap:12px;min-height:78px;min-width:0;border:1px solid #d7dfe9;padding:16px;cursor:pointer;margin:0;background:#fff}
#bc-checkout .bcc-payment:hover{border-color:#8db7f2;background:#f8fbff}
#bc-checkout .bcc-payment:has(input:checked){border-color:var(--blue);background:#f1f7ff;box-shadow:inset 0 0 0 1px var(--blue)}
#bc-checkout .bcc-payment input{order:3;accent-color:var(--blue);width:16px;height:16px;margin:0 0 0 auto;flex-shrink:0}
#bc-checkout .bcc-payment-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#006eff;overflow:hidden;user-select:none;pointer-events:none}
#bc-checkout .bcc-payment-icon svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
#bc-checkout .bcc-bank-icon{color:#4a607e}
#bc-checkout .bcc-payment-icon.bcc-alipay-icon{width:32px;height:30px;display:block}
#bc-checkout .bcc-alipay-icon img{display:block;width:89px;height:30px;max-width:none;max-height:none;object-fit:initial}
#bc-checkout .bcc-payment-logo{max-width:98px;display:flex;align-items:center;flex-shrink:0}
#bc-checkout .bcc-payment-logo img{max-width:98px;max-height:30px;object-fit:contain;user-select:none;pointer-events:none}
#bc-checkout .bcc-payment-copy{display:flex;flex-direction:column;gap:3px;min-width:0}
#bc-checkout .bcc-payment-copy strong{font-size:16px;font-weight:500;color:var(--ink)}
#bc-checkout .bcc-payment-copy small{font-size:12px;color:#596579}
#bc-checkout .bcc-payment-note{font-size:13px;color:#596579;margin-top:15px;line-height:1.7}
#bc-checkout textarea{width:100%;min-height:76px;padding:12px 14px;border:1px solid #dfe5ec;resize:vertical;display:block;color:#33465e;border-radius:0;background:#fff}#bc-checkout textarea::placeholder,#bc-checkout input::placeholder{color:#667386}#bc-checkout .bcc-notes-meta{display:flex;gap:20px;justify-content:space-between;color:#5c687a;font-size:13px;margin-top:9px}#bc-checkout .bcc-sales{display:flex;align-items:center;gap:18px;margin-bottom:20px}#bc-checkout .bcc-sales select{border:1px solid #dfe5ec;padding:8px 12px;background:#fff;color:#40546e}#bc-checkout .bcc-purchase-notice{margin-top:18px;padding:14px;background:#f5f8fc;font-size:13px;overflow-wrap:anywhere}
#bc-checkout .bcc-summary{position:sticky;top:100px;background:#fff;border:1px solid var(--line);border-top:2px solid var(--blue);padding:24px;min-width:0}#bc-checkout .bcc-summary-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}#bc-checkout .bcc-summary-top h2{font-size:19px}#bc-checkout .bcc-summary-top>span{color:#657185;font-size:12px}#bc-checkout .bcc-summary-top b{font-weight:400}#bc-checkout .bcc-summary-items{padding-bottom:20px;border-bottom:1px solid var(--line)}#bc-checkout .bcc-summary-item{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;font-size:13px}#bc-checkout .bcc-summary-item+.bcc-summary-item{margin-top:18px}#bc-checkout .bcc-summary-item>span{min-width:0;max-width:71%;color:#303b4c}#bc-checkout .bcc-summary-item small{display:block;color:#657185;font-size:12px;margin-top:4px}#bc-checkout .bcc-summary-item i{font-style:normal}#bc-checkout .bcc-summary-item strong{font-size:13px;font-weight:400;white-space:nowrap;font-variant-numeric:tabular-nums}#bc-checkout .bcc-promo-area{padding:22px 0;border-bottom:1px solid var(--line)}#bc-checkout .bcc-promo-area>label{display:block;font-size:13px;margin-bottom:10px;color:#55677c}#bc-checkout .bcc-promo-input{display:flex;height:38px}#bc-checkout .bcc-promo-input input{width:0;flex:1;min-width:0;border:1px solid #dfe5ec;padding:8px 10px;border-radius:0;background:#fff;font-size:13px;color:#26394f}#bc-checkout .bcc-promo-input button{border:1px solid #dfe5ec;border-left:0;background:#fff;color:var(--blue);padding:0 17px;font-size:13px;white-space:nowrap}#bc-checkout .bcc-promo-input button:hover{background:#f3f8ff}#bc-checkout .bcc-promo-applied{display:flex;justify-content:space-between;gap:14px;color:#3e7959;background:#eff8f2;padding:12px;font-size:12px}#bc-checkout #bcc-promo-feedback,#bc-checkout #bcc-checkout-feedback{font-size:12px;margin-top:10px;color:#b75036;line-height:1.7}#bc-checkout .bcc-total{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-top:25px}#bc-checkout .bcc-total>div>span{font-size:14px}#bc-checkout .bcc-total small{display:block;font-size:12px;color:#5c687a;margin-top:6px}#bc-checkout #bcc-total{font-size:17px;color:var(--orange);white-space:nowrap;font-weight:400;font-variant-numeric:tabular-nums;line-height:1.15}#bc-checkout #bcc-total>span{font-size:34px;letter-spacing:-.6px}#bc-checkout .bcc-total-caption{color:#5c687a;font-size:12px;line-height:1.8;margin:16px 0 22px}#bc-checkout .bcc-terms{display:flex;gap:9px;font-size:13px;line-height:1.8;color:#596579;margin:0 0 16px;align-items:flex-start;cursor:pointer}#bc-checkout .bcc-terms input{margin:4px 0 0;width:14px;height:14px;accent-color:var(--blue);flex-shrink:0}#bc-checkout .bcc-primary{display:flex;align-items:center;justify-content:center;width:100%;height:46px;background:var(--blue);border:1px solid var(--blue);color:#fff!important;font-size:15px;border-radius:0}#bc-checkout .bcc-primary:hover{background:#0059dc;border-color:#0059dc}#bc-checkout .bcc-primary:disabled{opacity:.55;cursor:wait}#bc-checkout .bcc-summary-help{display:flex;justify-content:center;gap:10px;font-size:12px;color:#657185;border-top:1px solid var(--line);padding-top:18px;margin-top:22px}
#bc-checkout .bcc-assurance{display:flex;align-items:center;justify-content:center;gap:35px;padding:32px 0;color:#7c8da2;font-size:12px}#bc-checkout .bcc-assurance small{color:#9aa5b3;font-size:11px;margin-left:7px}#bc-checkout .bcc-assurance a{color:#6e829d}#bc-checkout .bcc-empty{background:#fff;border:1px solid var(--line);padding:64px 24px 70px;text-align:center}#bc-checkout .bcc-empty svg{width:72px;height:72px;stroke:#72a8ef;stroke-width:1.4;fill:none;margin-bottom:20px}#bc-checkout .bcc-empty h2{font-size:23px;margin-bottom:10px}#bc-checkout .bcc-empty p{color:#596579;margin-bottom:25px;font-size:13px}#bc-checkout .bcc-empty .bcc-primary{max-width:180px;margin:auto}#bc-checkout .bcc-empty-help{display:inline-block;font-size:12px;margin-top:16px}#bc-checkout .bcc-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}#bc-checkout dialog{padding:28px;border:1px solid var(--line);box-shadow:0 12px 50px #15294422;max-width:calc(100% - 40px);width:400px;color:var(--ink)}#bc-checkout dialog::backdrop{background:#12263d55}#bc-checkout dialog h2{margin:0 0 14px;font-size:21px}#bc-checkout dialog p{color:#596579;font-size:13px;line-height:1.8}#bc-checkout dialog>div{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}#bc-checkout dialog button{border:1px solid #dce3ec;padding:8px 17px;background:#fff;color:#526880}#bc-checkout dialog [data-confirm]{color:#fff;background:var(--blue);border-color:var(--blue)}
@media(min-width:1600px){#bc-checkout .bcc-layout{grid-template-columns:minmax(0,1fr) 380px;gap:28px}#bc-checkout .bcc-product{padding:30px 34px}#bc-checkout .bcc-summary{padding:28px}}
@media(max-width:1150px){#bc-checkout{padding:28px 24px 40px}#bc-checkout .bcc-layout{grid-template-columns:minmax(0,1fr) 315px;gap:18px}#bc-checkout .bcc-specs{grid-template-columns:repeat(2,minmax(0,1fr))}#bc-checkout .bcc-product,#bc-checkout .bcc-panel-body,#bc-checkout .bcc-panel-title{padding-left:22px;padding-right:22px}#bc-checkout .bcc-steps{gap:12px}#bc-checkout .bcc-steps li+li:before{width:24px;margin-right:2px}#bc-checkout .bcc-summary{padding:21px}}
@media(max-width:850px){#bc-checkout .bcc-layout{grid-template-columns:1fr}#bc-checkout .bcc-summary{position:static}#bc-checkout .bcc-heading{align-items:flex-start}#bc-checkout .bcc-steps{font-size:12px;margin-top:32px}#bc-checkout .bcc-steps li+li:before{display:none}#bc-checkout .bcc-assurance{gap:18px;flex-wrap:wrap}#bc-checkout .bcc-assurance small{display:none}}
@media(max-width:560px){#bc-checkout{padding:22px 16px 30px;font-size:13px}#bc-checkout .bcc-heading{display:block;margin-bottom:20px}#bc-checkout .bcc-heading h1{font-size:26px}#bc-checkout .bcc-heading p{font-size:12px}#bc-checkout .bcc-steps{margin-top:22px;justify-content:space-between;gap:6px;font-size:11px}#bc-checkout .bcc-steps li{gap:6px}#bc-checkout .bcc-steps span{width:22px;height:22px;font-size:11px}#bc-checkout .bcc-preview-note{padding:10px 12px;font-size:11px}#bc-checkout .bcc-panel-title{padding:18px}#bc-checkout h2,#bc-checkout .bcc-summary-top h2{font-size:17px}#bc-checkout .bcc-product,#bc-checkout .bcc-panel-body{padding:20px 18px}#bc-checkout .bcc-product-head{display:block;margin-bottom:16px}#bc-checkout .bcc-product-heading h3{font-size:16px}#bc-checkout .bcc-product-actions{justify-content:flex-end;margin-top:14px;padding:0}#bc-checkout .bcc-server-icon{width:36px;height:36px}#bc-checkout .bcc-specs{grid-template-columns:1fr;padding:14px 16px;gap:9px}#bc-checkout .bcc-specs dt{min-width:67px}#bc-checkout .bcc-specs dd{font-size:13px}#bc-checkout .bcc-product-bottom{align-items:flex-end;gap:10px}#bc-checkout .bcc-quantity-area{gap:8px;font-size:12px;max-width:175px}#bc-checkout .bcc-item-price-line{gap:8px}#bc-checkout .bcc-item-price-line strong{font-size:20px}#bc-checkout .bcc-stepper{height:34px}#bc-checkout .bcc-stepper button{width:26px}#bc-checkout .bcc-stepper input{width:36px}#bc-checkout .bcc-payment-grid{display:grid;grid-template-columns:1fr}#bc-checkout .bcc-payment{min-width:0;min-height:72px}#bc-checkout .bcc-notes-meta{gap:15px;font-size:12px}#bc-checkout #bcc-notes-count{white-space:nowrap}#bc-checkout .bcc-summary{padding:24px 20px}#bc-checkout .bcc-summary-help{margin-top:18px}#bc-checkout .bcc-assurance{font-size:10px;gap:12px;padding:24px 0}#bc-checkout .bcc-login-notice{display:block;font-size:12px}#bc-checkout .bcc-login-notice a{display:block;margin-top:8px}#bc-checkout textarea,#bc-checkout .bcc-promo-input input{font-size:16px}}
@media(prefers-reduced-motion:reduce){#bc-checkout *{transition:none!important}}