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8px;border-radius:20px;background:#edf3fa;color:#536b82;font-size:.72rem}.ext-card-body>b{display:block;margin-top:16px;color:#176bff;font-size:.88rem}.ext-empty{background:#fff;border:1px solid #e2eaf2;border-radius:16px;padding:40px;text-align:center}.ext-explainer{background:#eaf1f8;padding:65px 0}.ext-explainer .academy-container{display:grid;grid-template-columns:1fr 360px;gap:60px;align-items:center}.ext-explainer h2{font-size:2.3rem;margin:10px 0}.ext-explainer p{color:#5e7489;line-height:1.7;font-size:1.05rem}.ext-example{background:#fff;border-radius:18px;padding:30px;text-align:center;font-size:2.2rem;box-shadow:0 16px 40px rgba(30,60,90,.1)}.ext-example span{color:#40576e}.ext-example strong{color:#176bff}.ext-example small{display:block;margin-top:10px;font-size:.75rem;color:#8799aa}.ext-article{background:#f4f7fb}.ext-article-hero{color:#fff;padding:45px 0 75px;background:radial-gradient(circle at 85%,rgba(36,200,232,.22),transparent 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span{color:#0d9d68;margin-right:8px}.ext-conversions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.ext-conversions span{display:flex;justify-content:center;align-items:center;gap:10px;background:#edf4ff;border:1px solid #d9e7fa;padding:14px;border-radius:11px}.ext-conversions i{color:#176bff}.ext-pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:15px}.ext-pros-cons>div{background:#f3f7fb;padding:20px;border-radius:14px}.ext-pros-cons h3{margin-top:0}.ext-related{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}.ext-related a{display:flex;align-items:center;gap:12px;background:#f1f6fb;padding:14px;border-radius:11px;text-decoration:none;color:#18314a}.ext-related a>span{font-size:1.5rem}.ext-related small{display:block;color:#71869a}.ext-related strong{font-size:1.15rem}.ext-content details{border-bottom:1px solid #e1e9f0;padding:15px 0}.ext-content summary{font-weight:800;color:#18314a;cursor:pointer}.ext-content .article-cta .academy-btn{margin-top:8px}.ext-content .article-cta h2{margin-top:7px}.ext-content .article-cta p{color:#c5d5e7}@media(max-width:980px){.ext-grid{grid-template-columns:1fr 1fr}.ext-article-shell{grid-template-columns:1fr}.ext-toc{display:none}}@media(max-width:800px){.ext-layout{grid-template-columns:1fr}.ext-sidebar{position:static;display:flex;overflow:auto;gap:4px}.ext-sidebar h2{display:none}.ext-sidebar a{display:flex;white-space:nowrap}.ext-explainer .academy-container{grid-template-columns:1fr}.ext-heading{align-items:start;flex-direction:column}.ext-heading p{display:none}}@media(max-width:600px){.ext-grid,.ext-info-grid,.ext-app-list,.ext-conversions,.ext-pros-cons,.ext-related{grid-template-columns:1fr}.ext-search button{padding:13px}.ext-search>span{display:none}.ext-stats{gap:14px}.ext-card-body p{min-height:auto}.ext-example{font-size:1.7rem}.ext-content{padding:25px 20px}}