/* Kiến thức và chi tiết bài viết */
.knowledge-hero{padding:75px 0;background:linear-gradient(115deg,#f7fbfe,#edf5fa 70%,#fff)}.knowledge-hero h1{font-size:47px;line-height:1.25;color:var(--navy);font-weight:800;letter-spacing:-.035em;margin:12px 0 16px}.knowledge-hero p{font-size:14px;line-height:1.8;color:#566b7a;max-width:720px}.inner-breadcrumb{display:flex;align-items:center;gap:8px;font-size:10px;color:#718392;margin-bottom:22px}.inner-breadcrumb a{color:var(--primary)}.knowledge-search{position:relative;background:#fff;padding:28px;box-shadow:var(--shadow);border-top:5px solid var(--primary)}.knowledge-search i{position:absolute;left:45px;top:48px;color:#8395a3}.knowledge-search input{width:100%;height:52px;border:1px solid var(--line);padding:0 15px 0 45px;outline:0}.knowledge-search input:focus{border-color:var(--primary)}.knowledge-search small{display:block;font-size:9px;color:var(--muted);margin-top:10px}.knowledge-categories{background:#fff;border-bottom:1px solid var(--line)}.knowledge-categories__track{display:flex;overflow-x:auto;scrollbar-width:none}.knowledge-categories button{border:0;border-right:1px solid var(--line);background:#fff;padding:20px 25px;font-size:10px;font-weight:800;white-space:nowrap;color:#536878}.knowledge-categories button.is-active,.knowledge-categories button:hover{background:var(--primary);color:#fff}.knowledge-toolbar{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.knowledge-toolbar h2{font-size:27px;color:var(--heading);font-weight:800;margin:8px 0 0}.knowledge-toolbar .form-select{max-width:180px;min-height:42px}.article-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.knowledge-card{background:#fff;border:1px solid var(--line);height:100%}.knowledge-card__image{display:block;position:relative;height:210px;overflow:hidden}.knowledge-card__image img{width:100%;height:100%;object-fit:cover;transition:.35s}.knowledge-card:hover img{transform:scale(1.035)}.knowledge-card__image span{position:absolute;left:14px;bottom:14px;background:var(--primary);color:#fff;padding:6px 9px;font-size:8px;font-weight:800}.knowledge-card__body{padding:23px}.knowledge-card__meta{display:flex;gap:13px;font-size:8px;color:var(--muted)}.knowledge-card h3{font-size:17px;line-height:1.55;color:var(--heading);font-weight:800;margin:10px 0}.knowledge-card p{font-size:10px;color:#687b8a;min-height:68px}.article-empty{text-align:center;padding:65px 20px;background:#fff;border:1px dashed #bdccd7}.article-empty i{font-size:42px;color:#a2b4c1}.article-empty h3{font-size:20px;color:var(--heading);font-weight:800;margin:15px 0 7px}.article-empty p{font-size:11px;color:var(--muted)}.newsletter-section{padding:65px 0;background:var(--navy)}.newsletter-box{display:flex;align-items:center;justify-content:space-between;gap:35px;color:#fff}.newsletter-box h2{font-size:28px;font-weight:800;margin:9px 0}.newsletter-box p{font-size:11px;color:#b7c7d2;margin:0}
.article-hero{padding:70px 0 60px;background:var(--light)}.article-hero__content{max-width:900px}.article-category{display:inline-block;background:var(--primary);color:#fff;padding:7px 10px;font-size:8px;font-weight:800}.article-hero h1{font-size:44px;line-height:1.3;color:var(--heading);font-weight:800;letter-spacing:-.025em;margin:16px 0}.article-hero p{font-size:14px;line-height:1.8;color:#617584}.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:9px;color:#748694}.article-content-section{padding:75px 0}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;align-items:start}.article-cover{width:100%;height:470px;object-fit:cover;margin-bottom:32px}.article-intro{font-size:17px!important;line-height:1.9!important;color:#344e60!important;border-left:4px solid var(--primary);padding-left:20px}.article-content section{margin:42px 0}.article-content h2{font-size:27px;line-height:1.45;color:var(--heading);font-weight:800;margin-bottom:15px}.article-content p{font-size:13px;line-height:1.9;color:#526877}.article-content ul{padding-left:20px}.article-content li{font-size:12px;color:#526877;padding:5px 0}.article-cta{display:grid;grid-template-columns:58px 1fr auto;gap:18px;align-items:center;padding:25px;background:var(--primary-soft);border-left:5px solid var(--primary);margin-top:45px}.article-cta>i{width:58px;height:58px;display:grid;place-items:center;background:#fff;color:var(--primary);border-radius:50%;font-size:21px}.article-cta h3{font-size:15px;color:var(--heading);font-weight:800;margin:0 0 4px}.article-cta p{font-size:10px;margin:0}.article-sidebar{position:sticky;top:110px}.article-toc{background:#fff;border:1px solid var(--line);padding:22px}.article-toc strong{display:block;font-size:12px;color:var(--heading);margin-bottom:12px}.article-toc a{display:block;font-size:9px;color:#617584;padding:8px 0;border-top:1px solid var(--line)}.article-toc a:hover{color:var(--primary)}.article-side-contact{margin-top:18px;background:var(--navy);color:#fff;padding:25px}.article-side-contact i{font-size:25px;color:var(--gold)}.article-side-contact h3{font-size:17px;font-weight:800;margin:13px 0 7px}.article-side-contact p{font-size:9px;color:#b7c7d2}.article-side-contact a{font-size:14px;color:#fff;font-weight:800}.article-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article-related-grid article{background:#fff;border:1px solid var(--line)}.article-related-grid img{width:100%;height:180px;object-fit:cover}.article-related-grid article>div{padding:20px}.article-related-grid span{font-size:8px;color:var(--red);font-weight:800}.article-related-grid h3{font-size:15px;line-height:1.5;color:var(--heading);font-weight:800;margin:7px 0}.article-related-grid p{font-size:9px;color:#687b8a}.not-found-page{padding:140px 0}.not-found-page i{font-size:60px;color:#a4b6c3}.not-found-page h1{font-size:34px;color:var(--heading);font-weight:800;margin:20px 0 8px}.not-found-page p{font-size:12px;color:var(--muted);margin-bottom:25px}
@media(max-width:991.98px){.knowledge-hero h1{font-size:40px}.article-list-grid{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.article-sidebar{position:static}.article-related-grid{grid-template-columns:1fr 1fr}.article-related-grid article:last-child{grid-column:1/-1}}
@media(max-width:767.98px){.knowledge-hero{padding:55px 0}.knowledge-hero h1{font-size:32px}.knowledge-toolbar{align-items:stretch;flex-direction:column}.knowledge-toolbar .form-select{max-width:none}.article-list-grid{grid-template-columns:1fr}.knowledge-card__image{height:240px}.newsletter-box{align-items:flex-start;flex-direction:column}.article-hero h1{font-size:32px}.article-cover{height:280px}.article-content h2{font-size:23px}.article-cta{grid-template-columns:1fr}.article-related-grid{grid-template-columns:1fr}.article-related-grid article:last-child{grid-column:auto}}