.knowledge-library{padding-block:12px 64px}.knowledge-library-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.knowledge-library-heading h2{font-size:32px;margin:0}.knowledge-library-heading>span{font-size:17px;white-space:nowrap;color:#617187}.knowledge-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.knowledge-card{display:block;border:1px solid #dce5f0;border-radius:16px;background:white;overflow:hidden;color:#182b45;text-decoration:none;transition:transform .2s,box-shadow .2s}.knowledge-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px #182b4512}.knowledge-card>img{display:block;width:100%;height:220px;object-fit:cover}.knowledge-card>div{padding:24px}.knowledge-kicker{font-size:15px;font-weight:700;color:#195cc8}.knowledge-card h3{font-size:23px;line-height:1.5;margin:12px 0}.knowledge-card p{font-size:18px;line-height:1.8;color:#617187}.knowledge-card strong{font-size:17px;color:#195cc8;display:block;margin-top:22px}.knowledge-reading{max-width:860px;margin:0 auto;padding:32px 28px 64px}.knowledge-breadcrumb{font-size:16px;color:#617187;display:flex;gap:10px}.knowledge-breadcrumb a,.knowledge-back{color:#195cc8}.knowledge-article-heading{padding:30px 0 18px}.knowledge-article-heading h1{font-size:42px;line-height:1.35;margin:16px 0 24px}.knowledge-summary{font-size:22px;line-height:1.8;color:#617187}.knowledge-date{font-size:15px;color:#617187}.knowledge-article-image{display:block;width:100%;height:360px;object-fit:cover;border-radius:16px}.knowledge-toc{background:#eaf1fb;border:1px solid #dce5f0;border-radius:12px;padding:24px 28px;margin:28px 0}.knowledge-toc strong{font-size:20px}.knowledge-toc ol{padding-left:24px;margin-bottom:0}.knowledge-toc li{font-size:18px;line-height:1.8;padding:4px 0}.knowledge-toc a{color:#195cc8;text-decoration:none}.knowledge-prose{font-size:20px;line-height:2;color:#34465e}.knowledge-prose>p:first-child{font-size:22px;color:#182b45}.knowledge-prose h2{font-size:28px;line-height:1.5;margin:42px 0 14px;scroll-margin-top:24px}.knowledge-prose p{margin:0 0 22px}.knowledge-sources{border-top:1px solid #dce5f0;margin-top:40px;padding-top:20px}.knowledge-sources h2{font-size:22px}.knowledge-sources li,.knowledge-sources p{font-size:16px;line-height:1.9;color:#617187}.knowledge-sources a{color:#195cc8}.knowledge-book{display:flex;align-items:center;justify-content:space-between;gap:24px;border-radius:14px;background:#eaf1fb;padding:28px;margin:36px 0}.knowledge-book h2{font-size:24px;margin:0 0 10px}.knowledge-book p{font-size:17px;line-height:1.8;margin:0;color:#617187}.knowledge-book .exp-btn{white-space:nowrap}.knowledge-back{font-size:18px}
@media(max-width:1000px){.knowledge-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.jd-template-community .community-brand-note{display:none}.jd-template-community .site-nav{gap:24px}}
@media(max-width:600px){.knowledge-grid{grid-template-columns:1fr;gap:20px}.knowledge-library-heading{display:block}.knowledge-library-heading h2{font-size:27px;line-height:1.5;margin-bottom:10px}.knowledge-card>img{height:210px}.knowledge-card>div{padding:22px}.knowledge-card h3{font-size:23px}.knowledge-reading{padding:22px 20px 44px}.knowledge-article-heading h1{font-size:32px}.knowledge-summary{font-size:20px}.knowledge-article-image{height:240px}.knowledge-toc{padding:20px}.knowledge-prose{font-size:19px;line-height:1.95}.knowledge-prose h2{font-size:25px}.knowledge-book{display:block;padding:24px}.knowledge-book .exp-btn{margin-top:18px}.jd-template-community .site-nav{gap:15px}.jd-template-community .site-nav a{font-size:16px}}