/* 目錄右欄：沿用流程語意 class，縮減外框與裝飾，保留閱讀層次。 */
.bb-j-page{min-width:0;max-width:100%}
.bb-j-page h2,.bb-j-page h3,.bb-j-page p{margin-top:0}
.bd-platform-intro{margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--bb-line)}
.bd-platform-intro h1{font-size:30px;line-height:1.45;overflow-wrap:anywhere;margin-bottom:10px}
.bd-platform-intro p{font-size:16px;line-height:1.75;color:var(--bb-sub)}
.bb-j-mode{min-width:0;scroll-margin-top:24px}
.bb-j-mode-heading{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.bb-j-mode-icon,.bb-j-heading-icon{display:grid;place-items:center;flex:0 0 auto;width:44px;height:44px;border-radius:7px;background:var(--bb-soft);color:var(--bb-ink)}
.bb-j-mode-copy{min-width:0;flex:1}
.bb-j-mode-copy h2{font-size:22px;line-height:1.45;margin-bottom:4px}
.bb-j-mode-copy p{font-size:16px;line-height:1.65;color:var(--bb-sub);margin-bottom:0}
.bb-j-payment-tag{padding:5px 10px;border:1px solid var(--bb-line);border-radius:4px;font-size:14px;font-weight:600;background:var(--bb-white)}
.bb-j-steps{list-style:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));padding:0;margin:0 0 24px;gap:8px}
.bb-j-mode-direct .bb-j-steps{grid-template-columns:repeat(3,minmax(0,1fr))}
.bb-j-mode-proxy .bb-j-steps{grid-template-columns:repeat(4,minmax(0,1fr))}
.bb-j-steps>li{min-width:0}
.bb-j-step{height:100%;display:flex;flex-direction:column;align-items:flex-start;gap:7px;min-height:140px;padding:15px 11px;text-decoration:none;color:var(--bb-ink);border:1px solid var(--bb-line);border-radius:5px;background:var(--bb-white);overflow-wrap:anywhere;transition:background var(--bb-motion),border-color var(--bb-motion)}
.bb-j-step:hover{background:var(--bb-soft);border-color:var(--bb-ink)}
.bb-j-step-active{background:var(--bb-cream);border-color:var(--bb-ink);box-shadow:inset 0 -3px 0 var(--bb-yellow)}
.bb-j-step-top{display:flex;width:100%;align-items:center;justify-content:space-between;margin-bottom:3px}
.bb-j-step-number{font-size:12px;font-weight:700;color:var(--bb-sub);letter-spacing:.1em}
.bb-j-step strong{font-size:16px;font-weight:700;line-height:1.5}
.bb-j-step-note{font-size:14px;line-height:1.6;color:var(--bb-sub)}
.bb-j-detail{display:flex;align-items:flex-start;flex-wrap:wrap;gap:20px;padding:24px 0;border-top:1px solid var(--bb-line);border-bottom:1px solid var(--bb-line)}
.bb-j-detail-index{color:var(--bb-sub);font-size:30px;font-weight:700;line-height:1.3}
.bb-j-detail-copy{flex:1;min-width:0}
.bb-j-detail-platform{font-size:14px!important;font-weight:600;color:var(--bb-sub);margin-bottom:5px!important;overflow-wrap:anywhere}
.bb-j-detail-copy h3{font-size:22px;line-height:1.5;margin-bottom:10px}
.bb-j-detail-copy p{font-size:16px;color:var(--bb-sub);margin-bottom:12px}
.bb-j-detail>.bb-button{flex:0 0 auto;align-self:center}
.bb-j-detail-utilities{display:flex;flex-wrap:wrap;gap:4px 24px;margin-top:12px;padding-top:10px;border-top:1px solid var(--bb-line)}
.bb-j-detail-utilities>a,.bb-j-links>a{display:inline-flex;align-items:center;min-height:44px;line-height:1.5;max-width:100%;font-size:16px}
.bb-j-links{display:flex;flex-wrap:wrap;gap:4px 24px}
.bb-j-channel-heading{display:flex;align-items:flex-start;gap:16px;margin:0 0 26px}
.bb-j-channel-heading h2{font-size:22px;line-height:1.4;margin-bottom:6px;overflow-wrap:anywhere}
.bb-j-channel-heading p{font-size:16px;color:var(--bb-sub);margin-bottom:0}
.bb-j-section-head{margin:0 0 18px}
.bb-j-section-head h2{font-size:22px;line-height:1.5;margin-bottom:6px}
.bb-j-section-head p{margin-bottom:0;color:var(--bb-sub);font-size:16px}
.bb-j-table-wrap{max-width:100%;overflow-x:auto;border-top:2px solid var(--bb-ink)}
.bb-j-fee-table{width:100%;min-width:500px;border-collapse:collapse;text-align:left;table-layout:fixed}
.bb-j-fee-table caption{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.bb-j-fee-table th,.bb-j-fee-table td{padding:17px 14px;vertical-align:top;border-bottom:1px solid var(--bb-line);line-height:1.75;font-size:16px;overflow-wrap:anywhere}
.bb-j-fee-table thead{background:var(--bb-soft)}
.bb-j-fee-table th:first-child,.bb-j-fee-table th:last-child{width:23%}
.bb-j-fee-table tbody th{font-weight:650}.bb-j-fee-table td{color:var(--bb-sub)}
.bb-j-rate-note{padding:22px 0 28px}.bb-j-rate-note strong{font-size:16px}.bb-j-rate-note p{font-size:16px;color:var(--bb-sub);margin:6px 0}
.bb-j-payment-section{margin:10px 0 24px}
.bb-j-payment{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:0;margin:0 0 16px}
.bb-j-payment:has(li:only-child){grid-template-columns:1fr}
.bb-j-payment li{display:flex;gap:16px;padding:20px;background:var(--bb-soft);border-radius:5px}
.bb-j-payment-number{font-size:28px;color:var(--bb-sub);font-weight:700;line-height:1.2}
.bb-j-payment h3{font-size:19px;margin-bottom:8px}.bb-j-payment p{font-size:16px;color:var(--bb-sub);margin-bottom:0}
.bb-j-delivery-note{display:flex;align-items:center;gap:10px;font-size:16px;color:var(--bb-sub)}.bb-j-delivery-note svg{flex-shrink:0}
.bb-j-extra{margin-top:28px;padding-top:24px;border-top:1px solid var(--bb-line)}
.bb-j-calculator{display:flex;align-items:center;flex-wrap:wrap;gap:18px;border-block:1px solid var(--bb-line);padding:24px 0;margin:28px 0 24px}
.bb-j-calculator>div{flex:1;min-width:0}.bb-j-calculator h2{font-size:21px;margin-bottom:8px}.bb-j-calculator p{font-size:16px;color:var(--bb-sub);margin-bottom:0}.bb-j-calculator>.bb-button{flex:0 0 auto}
.bb-j-limited{margin-bottom:24px}
.bb-j-page a:focus-visible,.bb-j-table-wrap:focus-visible{outline:3px solid var(--bb-focus);outline-offset:3px}
@media(max-width:1050px){
 .bb-j-steps,.bb-j-mode-direct .bb-j-steps,.bb-j-mode-proxy .bb-j-steps{grid-template-columns:1fr;gap:8px}
 .bb-j-step{display:grid;grid-template-columns:58px minmax(0,1fr);grid-template-rows:auto auto;align-content:center;align-items:center;min-height:68px;padding:9px 12px;gap:0 12px}
 .bb-j-step-top{grid-column:1;grid-row:1 / 3;width:58px;gap:10px;justify-content:flex-start;margin-bottom:0}
 .bb-j-step strong{grid-column:2;grid-row:1}.bb-j-step-note{grid-column:2;grid-row:2}
 .bb-j-step:not(:has(.bb-j-step-note)) strong{grid-row:1 / 3}
 .bb-j-mode-copy{flex-basis:calc(100% - 60px)}.bb-j-payment-tag{margin-left:58px}
 .bb-j-detail>.bb-button{margin-left:58px}
 .bb-j-calculator>.bb-button{margin-left:62px}
}
@media(max-width:600px){
 .bd-platform-intro{margin-bottom:22px;padding-bottom:18px}.bd-platform-intro h1{font-size:28px}
 .bb-j-mode-heading{gap:12px}.bb-j-mode-copy h2{font-size:21px}.bb-j-payment-tag{margin-left:56px}
 .bb-j-detail{padding:22px 0;gap:12px}.bb-j-detail-index{font-size:26px}.bb-j-detail-copy{flex-basis:calc(100% - 46px)}
 .bb-j-detail-copy h3{font-size:21px}.bb-j-detail>.bb-button{margin-left:44px}.bb-j-detail-utilities{gap:4px 16px}
 .bb-j-links{column-gap:16px}.bb-j-section-head h2{font-size:21px}
 .bb-j-channel-heading{gap:12px}.bb-j-channel-heading h2{font-size:21px}
 .bb-j-payment{grid-template-columns:1fr;gap:12px}.bb-j-payment li{padding:18px 15px;gap:14px}
 .bb-j-calculator{gap:14px}.bb-j-calculator h2{font-size:20px}.bb-j-calculator>.bb-button{margin-left:0;width:100%}
}
@media(prefers-reduced-motion:reduce){.bb-j-step{transition:none}}