.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.btn-white{background-color:#fff;color:#0891b2;border:2px solid white}.btn-white:hover{background-color:#f3f4f6;color:#0891b2}.article-content{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.75;color:#374151;font-size:1.1rem}.article-content>p:first-child{font-size:1.3rem;font-weight:500;color:#1f2937;line-height:1.6;margin-bottom:2.5rem;padding:1.5rem;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border-left:4px solid #0891b2;border-radius:.5rem}.article-content h2{font-size:2.25rem!important;font-weight:700!important;color:#111827!important;margin-top:4rem!important;margin-bottom:2rem!important;padding-bottom:.75rem!important;border-bottom:3px solid #0891b2!important;line-height:1.2!important}.article-content h3{font-size:1.75rem!important;font-weight:600!important;color:#1f2937!important;margin-top:3rem!important;margin-bottom:1.5rem!important;position:relative;padding-left:1rem!important;line-height:1.3!important}.article-content h3:before{content:"";position:absolute;left:0;top:.25rem;width:4px;height:1.5rem;background:linear-gradient(135deg,#0891b2,#06b6d4);border-radius:2px}.article-content h4{font-size:1.375rem!important;font-weight:600!important;color:#0891b2!important;margin-top:2rem!important;margin-bottom:1rem!important;line-height:1.4!important}.article-content p{margin-bottom:2rem!important;line-height:1.8;color:#374151;font-size:1.1rem}.article-content p:last-child{margin-bottom:0!important}.article-content ul,.article-content ol{margin:2rem 0!important;padding-left:0;list-style:none}.article-content li{margin-bottom:1rem!important;line-height:1.7;position:relative;padding-left:2rem;color:#374151}.article-content ul li:before{content:"";position:absolute;left:.5rem;top:.75rem;width:8px;height:8px;background:linear-gradient(135deg,#0891b2,#06b6d4);border-radius:50%}.article-content ol{counter-reset:item}.article-content ol li{counter-increment:item}.article-content ol li:before{content:counter(item);position:absolute;left:0;top:.125rem;width:1.5rem;height:1.5rem;background:linear-gradient(135deg,#0891b2,#06b6d4);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600}.article-content strong{font-weight:600;color:#1f2937}.article-content a{color:#0891b2;text-decoration:none;font-weight:500;position:relative;transition:all .3s ease}.article-content a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:linear-gradient(135deg,#0891b2,#06b6d4);transition:width .3s ease}.article-content a:hover:after{width:100%}.article-content a:hover{color:#0e7490}.article-content blockquote{margin:2rem 0;padding:1.5rem;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border-left:4px solid #0891b2;border-radius:.5rem;font-style:italic;position:relative}.article-content blockquote:before{content:'"';position:absolute;top:-.5rem;left:1rem;font-size:3rem;color:#0891b2;font-weight:700}.article-content blockquote p{margin-bottom:0;color:#1e40af;font-size:1.125rem;font-weight:500}.article-content table{width:100%!important;margin:2.5rem 0!important;border-collapse:separate!important;border-spacing:0!important;background-color:#fff!important;border-radius:.75rem!important;overflow:hidden!important;box-shadow:0 10px 25px -5px #0000001a,0 4px 6px -2px #0000000d!important;border:2px solid #e5e7eb!important}.article-content th,.article-content td{padding:1rem 1.5rem!important;text-align:left!important;border-right:1px solid #e5e7eb!important;border-bottom:1px solid #e5e7eb!important}.article-content th:last-child,.article-content td:last-child{border-right:none!important}.article-content tr:last-child td{border-bottom:none!important}.article-content th{background:linear-gradient(135deg,#0891b2,#06b6d4)!important;color:#fff!important;font-weight:600!important;font-size:.875rem!important;text-transform:uppercase!important;letter-spacing:.05em!important;border-bottom:2px solid #0e7490!important}.article-content tbody tr:nth-child(2n){background-color:#f8fafc!important}.article-content tbody tr:hover{background-color:#e0f2fe!important;transition:background-color .3s ease}.article-content td:first-child{font-weight:600!important;color:#1f2937!important;background-color:#f9fafb!important}.article-content tbody tr:nth-child(2n) td:first-child{background-color:#f1f5f9!important}.article-content tbody tr:hover td:first-child{background-color:#dbeafe!important}.article-content code{background-color:#f1f5f9;color:#1e293b;padding:.25rem .5rem;border-radius:.25rem;font-size:.875rem;font-family:Monaco,Menlo,Ubuntu Mono,monospace;border:1px solid #e2e8f0}.article-content pre{background-color:#1e293b;color:#e2e8f0;padding:1.5rem;border-radius:.5rem;overflow-x:auto;margin:2rem 0;border:1px solid #334155}.article-content pre code{background-color:transparent;color:inherit;padding:0;border:none;font-size:.875rem}.article-content img{max-width:100%;height:auto;border-radius:.75rem;margin:2.5rem 0;box-shadow:0 10px 25px -5px #0000001a,0 4px 6px -2px #0000000d;transition:transform .3s ease,box-shadow .3s ease}.article-content img:hover{transform:translateY(-2px);box-shadow:0 20px 40px -10px #00000026,0 8px 16px -4px #0000001a}.article-content img[alt]{position:relative}.article-content img[alt]:after{content:attr(alt);position:absolute;bottom:-2rem;left:0;right:0;text-align:center;font-size:.875rem;color:#6b7280;font-style:italic;padding:.5rem}.article-content hr{margin:3rem 0;border:none;height:1px;background:linear-gradient(to right,transparent,#0891b2,transparent)}#toc{display:flex;flex-direction:column;gap:.5rem}#toc a{display:block;padding:.875rem 1rem;color:#6b7280;text-decoration:none;border-left:3px solid transparent;transition:all .3s ease;font-size:.9rem;line-height:1.4;font-weight:500;border-radius:.5rem;margin-bottom:.25rem;position:relative;background-color:transparent}#toc a:after{content:"";position:absolute;bottom:.25rem;left:1rem;right:1rem;height:1px;background-color:#0891b2;transform:scaleX(0);transition:transform .3s ease;transform-origin:left}#toc a:hover:after{transform:scaleX(1)}#toc a:hover,#toc a.active{color:#0891b2;border-left-color:#0891b2;background-color:#f0f9ff;transform:translate(.25rem)}#toc a.h2{font-weight:600;font-size:1rem;color:#374151;padding:1rem;border-bottom:1px solid #e5e7eb;margin-bottom:.5rem}#toc a.h2:hover,#toc a.h2.active{color:#0891b2;background:linear-gradient(135deg,#f0f9ff,#e0f2fe)}#toc a.h3{padding-left:1.5rem;font-size:.85rem;color:#6b7280;font-weight:400;margin-left:.5rem}#toc a.h4{padding-left:2rem;font-size:.8rem;color:#9ca3af;font-weight:400;margin-left:1rem}#toc a:nth-child(2):before,#toc a:nth-child(4):before,#toc a:nth-child(6):before{content:"";position:absolute;left:0;top:-.5rem;width:100%;height:1px;background:linear-gradient(to right,transparent,#d1d5db,transparent)}@media (max-width: 1024px){.lg\:grid-cols-4{grid-template-columns:1fr}.sticky{position:relative}}@media (max-width: 768px){.article-content{font-size:1rem;padding:1.5rem}.article-content>p:first-child{font-size:1.1rem;padding:1rem}.article-content h2{font-size:1.75rem!important;margin-top:3rem!important}.article-content h3{font-size:1.5rem!important;margin-top:2rem!important}.article-content h4{font-size:1.25rem!important}.article-content p{margin-bottom:1.5rem!important}.article-content ul,.article-content ol{padding-left:0;margin:1.5rem 0!important}.article-content li{padding-left:1.5rem;margin-bottom:.75rem!important}.article-content img{margin:2rem 0;border-radius:.5rem}.article-content table{font-size:.875rem}.article-content th,.article-content td{padding:.75rem 1rem!important}}