/* 知識頁專屬樣式；所有色彩沿用共用語意token。 */
.bb-k-page{min-width:0;padding-bottom:32px}.bb-k-faq-layout{display:grid;grid-template-columns:244px minmax(0,1fr);gap:44px;margin:38px 0 48px}.bb-k-sidebar{min-width:0}.bb-k-topic-nav{display:flex;flex-direction:column;gap:6px;position:sticky;top:24px}.bb-k-topic{display:flex;gap:12px;align-items:center;min-height:52px;border-radius:8px;padding:12px 15px;color:var(--bb-sub);text-decoration:none;font-size:15px;font-weight:600;transition:background var(--bb-motion),color var(--bb-motion)}.bb-k-topic span{flex:1}.bb-k-topic svg{flex-shrink:0}.bb-k-topic:hover{background:var(--bb-soft);color:var(--bb-ink)}.bb-k-topic.is-active{color:var(--bb-ink);background:var(--bb-yellow)}.bb-k-mobile-topic{display:none}.bb-k-faq-main{min-width:0}.bb-k-list-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:20px}.bb-k-list-heading h2{margin:0 0 8px;font-size:27px}.bb-k-list-heading p{margin:0;color:var(--bb-sub);font-size:14px}.bb-k-field{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:600;color:var(--bb-sub)}.bb-k-field select{font:inherit;font-size:14px;font-weight:500;color:var(--bb-ink);border:1px solid var(--bb-line);background:var(--bb-white);border-radius:8px;min-height:46px;max-width:100%;width:218px;padding:10px 32px 10px 12px}.bb-k-result-count{color:var(--bb-sub);font-size:13px;margin:24px 0 10px}.bb-k-pagination{display:flex;gap:16px;align-items:center;justify-content:center;border-top:1px solid var(--bb-line);padding:28px 0 12px}.bb-k-pagination span{font-size:14px;color:var(--bb-sub);text-align:center}.bb-k-archive-entry{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:30px;padding-top:22px;border-top:1px solid var(--bb-line);color:var(--bb-sub);font-size:14px}.bb-k-filters{display:flex;gap:20px;align-items:flex-end;flex-wrap:wrap;padding:24px;background:var(--bb-soft);border:1px solid var(--bb-line);border-radius:var(--bb-radius);margin:28px 0}.bb-k-check{display:flex;gap:9px;align-items:center;min-height:46px;font-size:14px;cursor:pointer}.bb-k-check input{width:19px;height:19px;accent-color:var(--bb-ink)}.bb-k-filters>.bb-text-link{min-height:46px;display:flex;align-items:center;font-size:14px}.bb-k-notice{display:flex;align-items:flex-start;gap:12px;padding:17px 20px;background:var(--bb-cream);border-radius:9px;font-size:14px;line-height:1.75;color:var(--bb-ink);margin:18px 0}.bb-k-notice svg{flex:none;margin-top:3px}.bb-k-notice p{margin:0}.bb-k-notice-warning{background:var(--bb-red-soft);color:var(--bb-red)}.bb-k-empty{text-align:center;padding:52px 20px;border:1px solid var(--bb-line);border-radius:var(--bb-radius);margin:24px 0 44px}.bb-k-empty>svg{color:var(--bb-muted);margin-bottom:12px}.bb-k-empty h2{margin:0 0 12px;font-size:23px}.bb-k-empty p{max-width:480px;margin:0 auto;color:var(--bb-sub);line-height:1.8}.bb-k-actions{display:flex;gap:12px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:24px}.bb-k-suggestion{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 20px;border:1px solid var(--bb-line);border-radius:22px;text-decoration:none;color:var(--bb-ink);background:var(--bb-soft);font-size:14px}.bb-k-suggestion:hover{background:var(--bb-yellow)}.bb-k-breadcrumb{display:flex;gap:9px;align-items:center;flex-wrap:wrap;padding:24px 0 32px;font-size:13px;color:var(--bb-sub)}.bb-k-article{max-width:760px;margin:0 auto 36px;min-width:0}.bb-k-tags{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 18px}.bb-k-tag{font-size:12px;font-weight:600;padding:5px 11px;background:var(--bb-yellow);border-radius:4px;color:var(--bb-ink)}.bb-k-tag-channel{background:var(--bb-soft);color:var(--bb-sub)}.bb-k-article h1{font-size:clamp(27px,3.2vw,38px);line-height:1.4;letter-spacing:-.025em;margin:0 0 24px;overflow-wrap:anywhere}.bb-k-applicability{color:var(--bb-sub);font-size:14px;border-bottom:1px solid var(--bb-line);padding-bottom:22px;margin:0 0 28px}.bb-k-body{font-size:16px;line-height:1.75;color:var(--bb-ink);overflow-wrap:anywhere;min-width:0}.bb-k-body p{margin:0 0 1.3em}.bb-k-body h2{font-size:24px;margin:1.8em 0 .7em;line-height:1.5}.bb-k-body h3{font-size:20px;margin:1.5em 0 .6em;line-height:1.5}.bb-k-body h4,.bb-k-body h5,.bb-k-body h6{font-size:17px;margin:1.4em 0 .6em}.bb-k-body a{color:var(--bb-ink);text-decoration:underline;text-decoration-color:var(--bb-muted);text-underline-offset:4px}.bb-k-body a:hover{text-decoration-color:var(--bb-ink)}.bb-k-body img{display:block;max-width:100%;height:auto;margin:20px auto;border-radius:5px}.bb-k-body ul,.bb-k-body ol{padding-left:1.7em}.bb-k-body li{margin-bottom:.5em}.bb-k-body pre{white-space:pre-wrap}.bb-k-body hr{border:0;border-top:1px solid var(--bb-line);margin:28px 0}.bb-k-body iframe{max-width:100%}.bb-k-table-scroll{max-width:100%;overflow-x:auto;margin:24px 0;border:1px solid var(--bb-line);border-radius:8px}.bb-k-body table{border-collapse:collapse;min-width:100%;margin:0;font-size:14px}.bb-k-body td,.bb-k-body th{border:1px solid var(--bb-line);padding:12px;vertical-align:top;min-width:110px}.bb-k-body th{background:var(--bb-soft);font-weight:600}.bb-k-latest{text-align:center;background:var(--bb-cream);padding:40px 28px;border-radius:var(--bb-radius);margin:30px 0}.bb-k-latest h2{font-size:23px;line-height:1.5}.bb-k-latest p{line-height:1.85;color:var(--bb-sub);margin:0 auto;max-width:550px}.bb-k-source{display:flex;gap:20px;align-items:center;justify-content:space-between;padding:24px 0;border-top:1px solid var(--bb-line);border-bottom:1px solid var(--bb-line);margin-top:40px}.bb-k-source strong{font-size:14px}.bb-k-source p{font-size:13px;color:var(--bb-sub);margin:5px 0 0}.bb-k-source .bb-button{flex-shrink:0}.bb-k-related{max-width:760px;margin:0 auto 30px}.bb-k-related h2{font-size:23px}.bb-k-article-page>.bb-button{display:table;margin:0 auto 48px}.bb-k-contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin:40px 0}.bb-k-contact-card{border:1px solid var(--bb-line);border-radius:var(--bb-radius);padding:32px 26px;display:flex;flex-direction:column;align-items:flex-start;background:var(--bb-white);box-shadow:var(--bb-shadow)}.bb-k-contact-icon{width:62px;height:62px;display:grid;place-items:center;background:var(--bb-cream);border-radius:15px}.bb-k-contact-card h2{font-size:25px;margin:22px 0 12px}.bb-k-contact-card p{color:var(--bb-sub);line-height:1.85;margin:0 0 26px;flex:1;font-size:15px}.bb-k-contact-card .bb-button{width:100%;text-align:center}.bb-k-contact-prep{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:32px 36px;background:var(--bb-soft);border-radius:var(--bb-radius);margin-bottom:30px}.bb-k-contact-prep h2{font-size:23px;margin:0 0 10px}.bb-k-contact-prep p{font-size:15px;color:var(--bb-sub);margin:0}.bb-k-contact-prep ul{list-style:none;padding:0;margin:0}.bb-k-contact-prep li{display:flex;align-items:flex-start;gap:10px;font-size:15px;margin:0 0 10px}.bb-k-contact-prep li svg{flex-shrink:0;margin-top:4px}
@media(max-width:1000px){.bb-k-faq-layout{grid-template-columns:210px minmax(0,1fr);gap:24px}.bb-k-list-heading{align-items:flex-start;flex-direction:column;gap:16px}.bb-k-contact-grid{gap:15px}.bb-k-contact-card{padding:26px 20px}.bb-k-contact-card h2{font-size:23px}.bb-k-contact-card .bb-button{font-size:14px;padding-left:12px;padding-right:12px}}
@media(max-width:700px){.bb-k-faq-layout{display:block;margin-top:25px}.bb-k-topic-nav{display:none}.bb-k-mobile-topic{display:block;margin-bottom:26px}.bb-k-mobile-topic select{width:100%}.bb-k-field{width:100%}.bb-k-field select{width:100%}.bb-k-list-heading{gap:20px}.bb-k-list-heading h2{font-size:24px}.bb-k-filters{padding:20px;gap:16px}.bb-k-pagination{gap:12px}.bb-k-pagination .bb-button{padding:10px 16px;font-size:14px}.bb-k-notice{padding:16px}.bb-k-empty{padding:36px 18px}.bb-k-empty h2{font-size:21px}.bb-k-breadcrumb{padding:18px 0 26px}.bb-k-source{flex-direction:column;align-items:flex-start}.bb-k-source .bb-button{width:100%}.bb-k-latest{padding:30px 20px}.bb-k-contact-grid{grid-template-columns:1fr;margin:28px 0}.bb-k-contact-card{padding:26px}.bb-k-contact-prep{grid-template-columns:1fr;padding:26px;gap:20px}.bb-k-article h1{font-size:28px}.bb-k-body{font-size:16px}.bb-k-body h2{font-size:23px}.bb-k-article-page>.bb-button{width:100%;text-align:center}}
@media(prefers-reduced-motion:reduce){.bb-k-topic{transition:none}}