.bk-shelf .sf-grid{gap:24px 22px}.bk-shelf .sf-card{border:0;padding-bottom:8px;display:flex;flex-direction:column;min-width:0}.bk-shelf .sf-cover{max-width:144px;margin:0 auto 12px}.bk-shelf .sf-copy{margin:8px 0;font-size:.82rem}.bk-shelf .bk-view{display:inline-flex;align-items:center;gap:5px;min-height:44px;font-size:.82rem;color:#176259;font-weight:650;margin-top:auto}.bk-quick{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 18px}.bk-quick button,.bk-follow,.bk-icon-button,.bk-clear{font:inherit;border:1px solid #bcc9c4;background:#fff;border-radius:4px;min-height:44px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 12px;color:#25282a;letter-spacing:0}.bk-quick button{font-size:.82rem}.bk-quick span{color:#626b68;font-size:.78rem}.bk-follow[aria-pressed=true]{background:#edf5f0;border-color:#176259;color:#176259}.bk-follow{margin:10px 0}.bk-icon-button{width:44px;min-width:44px;padding:10px}.bk-quick button:disabled,.bk-clear:disabled,.bk-follow:disabled{opacity:.55;cursor:default}.bk-quick button:focus-visible,.bk-detail a:focus-visible,.bk-detail button:focus-visible,.bk-dialog a:focus-visible,.bk-dialog button:focus-visible{outline:3px solid #c75528;outline-offset:3px}.bk-detail{color:#25282a;letter-spacing:0;min-width:0}.bk-detail *,.bk-dialog *{box-sizing:border-box;letter-spacing:0}.bk-detail h1{font-size:2rem;line-height:1.3;overflow-wrap:anywhere}.bk-detail h2{font-size:1.35rem}.bk-detail h3{font-size:1rem}.bk-detail p,.bk-detail dd{overflow-wrap:anywhere}.bk-detail .bs-product-intro{display:grid;grid-template-columns:220px minmax(0,1fr);gap:32px;align-items:start}.bk-detail .bs-cover{margin:0;max-width:220px}.bk-detail .bs-cover img{width:100%;height:auto;object-fit:contain}.bk-detail .bs-subtitle{font-size:1rem;font-weight:500;color:#626b68}.bk-detail .bs-lead{font-size:1rem;line-height:1.75}.bk-intro-specs{margin:18px 0}.bk-intro-specs>div{display:grid;grid-template-columns:100px minmax(0,1fr);gap:10px;margin:7px 0}.bk-intro-specs dt{color:#626b68}.bk-intro-specs dd{margin:0}.bk-section{border-top:1px solid #dde3e1;padding:24px 0;margin-top:24px}.bk-section>h2{margin:0 0 14px}.bk-selected{border-left:3px solid #176259;background:#f3f8f5;padding:14px 18px;margin-bottom:20px}.bk-selected>h3{margin:0 0 6px}.bk-purchase-group{padding:12px 0}.bk-purchase-group>h3{margin:0 0 10px}.bk-offer-set{margin:8px 0 18px}.bk-offer-set h4{font-size:1rem;margin:0 0 5px}.bk-offer-set .bk-range{font-size:.85rem;color:#626b68;margin:4px 0 10px}.bk-detail .sf-offer{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,45%);align-items:center;gap:16px}.bk-detail .sf-price{font-size:.85rem}.bk-detail .sf-price small{font-size:.78rem}.bk-detail .sf-buy{font-size:.9rem;text-align:center;line-height:1.4;min-height:44px}.bk-version-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.bk-version{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;min-width:0;border-bottom:1px solid #dde3e1;padding:12px 0;text-decoration:none!important;color:inherit}.bk-version img{width:64px;height:96px;object-fit:contain;background:#f4f5f4}.bk-version-copy{display:flex;flex-direction:column;min-width:0;gap:5px}.bk-version strong{font-size:.9rem;font-weight:600;overflow-wrap:anywhere;line-height:1.5}.bk-version small{font-size:.78rem;color:#626b68;overflow-wrap:anywhere}.bk-dialog{padding:24px;border:1px solid #bac6c1;border-radius:6px;width:min(680px,calc(100% - 24px));max-height:calc(100dvh - 40px);overflow:auto;color:#25282a;background:#fff;font:1rem/1.55 system-ui,"Microsoft JhengHei",sans-serif}.bk-dialog:not([open]){display:none}.bk-dialog::backdrop{background:rgba(20,25,23,.45)}.bk-dialog h2{font-size:1.3rem;margin:0}.bk-dialog h3{font-size:1.05rem;margin:0;scroll-margin-top:12px}.bk-dialog header,.bk-pref-section>div{display:flex;align-items:center;justify-content:space-between;gap:10px}.bk-dialog p{font-size:.85rem;color:#626b68;margin:10px 0}.bk-pref-section{border-top:1px solid #dde3e1;padding-top:16px;margin-top:20px}.bk-clear{font-size:.78rem}.bk-pref-list{list-style:none;margin:10px 0 0;padding:0}.bk-pref-row{display:flex;align-items:center;gap:10px;border-bottom:1px solid #e4e9e6;padding:10px 0}.bk-pref-link{display:flex;align-items:center;gap:12px;flex:1;min-width:0;color:inherit;text-decoration:none}.bk-pref-link img{width:46px;height:69px;object-fit:contain;background:#f4f5f4}.bk-pref-copy{display:flex;flex-direction:column;gap:5px;min-width:0;overflow-wrap:anywhere}.bk-pref-copy strong{font-size:.9rem;font-weight:600}.bk-pref-copy small{font-size:.8rem;color:#626b68}.bk-nojs{font-size:.8rem;color:#626b68}.bk-feedback{font-size:.85rem;min-height:1.6em;color:#176259;margin:0}.bk-detail .bs-breadcrumb a{min-height:44px;display:inline-flex;align-items:center}.bk-section .bs-actions a{min-height:44px}.bk-detail .bs-reading{max-width:none}.bk-detail .bs-reading p{font-size:1rem;line-height:1.8}.bk-detail .bs-reading section{margin-bottom:32px}
.bk-detail .bs-product-intro>.bk-intro-specs,.bk-detail .bs-product-intro>.bk-intro-lead{grid-column:2}.bk-detail .bs-cover{width:100%}.bk-detail .bs-cover img{aspect-ratio:auto}.bk-buy-meta{display:block;font-size:.75rem;margin-top:4px;font-weight:400;color:inherit}
@media(max-width:1050px){.bk-version-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bk-detail .bs-product-intro{grid-template-columns:180px minmax(0,1fr);gap:24px}}
@media(max-width:760px){.bk-shelf .sf-card{display:grid;grid-template-columns:96px minmax(0,1fr);gap:0 14px}.bk-shelf .sf-cover{width:96px;max-width:96px;grid-column:1;grid-row:1/4;margin:0}.bk-shelf .sf-identity,.bk-shelf .sf-copy,.bk-shelf .bk-view{grid-column:2}.bk-shelf .sf-copy{margin:6px 0}.bk-shelf .bk-view{margin:0}.bk-quick{margin:8px 0 14px}.bk-detail .bs-product-intro{grid-template-columns:112px minmax(0,1fr);gap:16px}.bk-detail h1{font-size:1.45rem}.bk-detail .bs-subtitle{font-size:.9rem}.bk-detail .bs-product-intro .bs-cover{max-width:112px}.bk-detail .bs-product-intro .bk-intro-specs{grid-column:1/-1}.bk-detail .bs-lead{font-size:.9rem}.bk-detail .sf-offer{grid-template-columns:1fr;gap:8px}.bk-detail .sf-buy{justify-content:flex-start;padding:10px 12px}.bk-selected{padding:14px 12px}.bk-version-grid{grid-template-columns:1fr;gap:4px}.bk-section{padding:20px 0;margin-top:16px}.bk-detail h2{font-size:1.2rem}.bk-dialog{padding:16px}.bk-intro-specs>div{grid-template-columns:88px minmax(0,1fr)}.bk-dialog header{align-items:start}}
@media(max-width:359px){.bk-shelf .sf-card{grid-template-columns:90px minmax(0,1fr);gap:0 12px}.bk-shelf .sf-cover{width:90px;max-width:90px}.bk-detail .bs-product-intro{grid-template-columns:90px minmax(0,1fr);gap:12px}.bk-detail .bs-cover{max-width:90px}.bk-detail h1{font-size:1.3rem}.bk-quick button{padding:8px}.bk-dialog .bk-clear{padding:8px}}
@media(max-width:760px){.bk-detail .bs-product-intro>.bk-intro-identity{display:block;grid-column:2;grid-row:1}.bk-detail .bs-product-intro>.bs-cover{grid-column:1;grid-row:1;width:100%}.bk-detail .bs-product-intro>.bk-intro-lead,.bk-detail .bs-product-intro>.bk-intro-specs{grid-column:1/-1;margin:0}.bk-detail .bs-product-intro{row-gap:16px}}
@media(prefers-reduced-motion:reduce){.bk-detail *,.bk-dialog *{scroll-behavior:auto!important}}