.toc-nav{background:#eaeffa;border-radius:10px;font-family:inherit;font-size:14px;line-height:1.5;margin-bottom:24px;overflow:hidden} .toc-header{display:flex;align-items:center;padding:13px 18px;border-bottom:1px solid #d1d5db;user-select:none;-webkit-user-select:none;gap:8px;cursor:default} .toc-header-inner{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px} .toc-title{font-weight:600;font-size:1rem;white-space:nowrap;color:#6b7280} .toc-current-heading{display:none;font-size:13px;font-weight:500;color:#1250dc;white-space:nowrap;overflow:hidden;text-overflow:ellipsis} .toc-toggle-btn{flex-shrink:0;background:none;border:none;padding:4px 6px;cursor:pointer;border-radius:5px;display:flex;align-items:center;justify-content:center;color:#718096;transition:background .15s,color .15s;line-height:0} .toc-toggle-btn:hover{background:#e2e8f0} .toc-toggle-btn:focus-visible{outline:2px solid #667eea;outline-offset:2px} @media (min-width:992px){.toc-toggle-btn{display:none} } .toc-arrow{display:block;transition:transform .25s ease;pointer-events:none} .toc-arrow.toc-collapsed{transform:rotate(180deg)} .toc-body{overflow-y:auto;overflow-x:hidden;transition:max-height .3s ease,opacity .2s ease;scrollbar-width:thin;scrollbar-color:#cbd5e0 transparent} .toc-body::-webkit-scrollbar{width:4px} .toc-body::-webkit-scrollbar-track{background:transparent} .toc-body::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:2px} .toc-list{list-style:none;margin:0;padding:10px 0;counter-reset:toc-h2-counter} .toc-sublist{list-style:none;margin:0;padding:0} .toc-item{position:relative} .toc-h2{counter-increment:toc-h2-counter} .toc-link{display:block;padding:8px 18px 8px 16px;text-decoration:none;font-size:0.875rem;line-height:1.55;transition:color .15s,background .15s,border-left-color .15s;border-left:3px solid transparent;word-break:break-word} .toc-h2 > .toc-link{font-size:1rem;padding-left:14px} .toc-h2 > .toc-link::before{content:counter(toc-h2-counter) ". ";font-weight:600;color:#1250DC;min-width:20px;display:inline-block} .toc-h3 > .toc-link{padding-left:30px;font-size:1rem} .toc-h4 > .toc-link{padding-left:46px;font-size:12.5px;color:#a0aec0} .toc-link:hover{color:#1250DC;border-left-color:#1250DC;text-decoration:none} .toc-link.toc-active{font-weight:600;border-left-color:#1250DC;text-decoration:none} .toc-h2 > .toc-link.toc-active::before{color:#1250dc} .toc-article-wrap{display:flex;gap:28px} .toc-sidebar-col{flex:0 0 280px;max-width:280px;min-width:220px} .toc-nav.toc-sticky{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow:visible;z-index:10} .toc-nav.toc-sticky .toc-body{max-height:calc(100vh - 180px);overflow-y:auto} .toc-main-content{flex:1 1 0;min-width:0} .blogpost-wrap{padding-top:28px;padding-bottom:20px} .blogpost-layout{display:flex !important;flex-wrap:wrap;margin-right:-15px;margin-left:-15px} .blogpost-layout > [class*="col-"]{float:none !important;padding-right:15px;padding-left:15px;box-sizing:border-box} .blogpost-layout .col-lg-3{flex:0 0 25%;max-width:25%} .blogpost-layout .col-lg-6{flex:0 0 50%;max-width:50%} .blogpost-layout > [class*="col-"]{min-width:0} .blogpost-sidebar-col{} .blogpost-toc-sticky{position:sticky;top:var(--ivd-header-h,60px);max-height:calc(100vh - 110px);overflow:visible;z-index:50} .blogpost-article-body .blogpost-toc-sticky{position:static} .blogpost-toc-sticky .toc-body{max-height:calc(100vh - 180px);overflow-y:auto} .blogpost-sidebar-col .toc-header{cursor:default} .blogpost-content-col{} .blogpost-article-body{counter-reset:bp-h2-counter;line-height:1.6} .blogpost-article-body img{max-width:100%;height:auto;border-radius:12px;display:block} .blogpost-article-body table{overflow-x:auto;display:block;width:100%} .blogpost-article-body .table-content table{display:table;overflow-x:visible} #news_detail .blogpost-article-body h2,#news_detail .blogpost-article-body h3,#news_detail .blogpost-article-body h4{scroll-margin-top:100px;font-weight:700} #news_detail .blogpost-article-body h2{margin-bottom:20px;font-size:1.5rem;font-weight:700;counter-increment:bp-h2-counter;display:flex;flex-direction:column;align-items:flex-start;gap:4px} #news_detail .blogpost-article-body h2::before{content:counter(bp-h2-counter,decimal-leading-zero) ".";font-size:2.5rem;font-weight:800;line-height:1;color:#ccc} #news_detail .blogpost-article-body h3{font-size:1.25rem} #news_detail .blogpost-article-body h4{font-size:1rem} .blogpost-article-body a{color:#1250dc} .blogpost-article-body a:hover{color:#1250dc;text-decoration:none} .blogpost-aside-col{} @media (min-width:992px) and (max-width:1199px){.blogpost-sidebar-col{display:none} .blogpost-layout .col-lg-6.blogpost-content-col{flex:0 0 66.6667%;max-width:66.6667%} .blogpost-layout .col-lg-3.blogpost-aside-col{flex:0 0 33.3333%;max-width:33.3333%} .blogpost-article-body .blogpost-toc-sticky{margin-bottom:24px} } .blogpost-toc-sticky.toc-stuck .toc-header{cursor:pointer} .blogpost-toc-sticky.toc-stuck .toc-toggle-btn{display:flex} .blogpost-toc-sticky.toc-stuck .toc-header-inner{flex-direction:row;align-items:center;overflow:hidden} .blogpost-toc-sticky.toc-stuck .toc-title{display:none} .blogpost-toc-sticky.toc-stuck .toc-current-heading{display:block;flex:1;min-width:0;font-size:1rem;font-weight:600} @media (max-width:991px){.toc-article-wrap{flex-direction:column;gap:0} .toc-sidebar-col{flex:none;max-width:100%;width:100%} .toc-nav.toc-sticky{position:static;max-height:none;overflow:hidden} .toc-nav.toc-sticky .toc-body{max-height:340px} .toc-sidebar-col .toc-header{cursor:pointer} .blogpost-layout{display:block !important} .blogpost-sidebar-col{display:none} .blogpost-content-col{width:100% !important;max-width:100% !important} .blogpost-aside-col{display:block !important;width:100% !important;max-width:100% !important;padding:8px 15px 20px} .toc-link{padding-top:8px;padding-bottom:8px;min-height:44px;display:flex;align-items:center} .toc-h3 > .toc-link{padding-left:26px;font-size:0.875rem} .toc-h4 > .toc-link{padding-left:40px;font-size:13px} .toc-header{padding:14px 16px} .toc-nav{border-radius:8px} } @media (max-width:575px){.toc-link,.toc-h2 > .toc-link{font-size:0.875rem} } @media print{.toc-nav,.toc-sidebar-col,.blogpost-sidebar-col{display:none !important} .toc-main-content,.blogpost-content-col{width:100% !important;max-width:100% !important} } #main_content:has(.bp-main){background:#fff} .bp-breadcrumb-band{background:linear-gradient(rgba(234,239,250,0.996) 0%,rgb(255,255,255) 100%)} .bp-article-header{padding-top:24px;border-bottom:1px solid #e5e7eb;padding-bottom:20px;margin-bottom:8px} .bp-article-title{font-size:2rem;font-weight:700;line-height:1.3;letter-spacing:-0.029em;} @media(max-width:767px){.bp-article-header{padding-top:10px} .bp-article-title{font-size:1.5rem} } .bp-meta-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px} .bp-meta-bottom__left{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:0.875rem;color:#4a4f63} .bp-meta-bottom__item{display:inline-flex;align-items:center;gap:6px;color:inherit;text-decoration:none} a.bp-meta-bottom__item:hover{color:var(--ivd-brand,#1d52d7)} .bp-meta-bottom__item i{color:var(--ivd-brand,#1d52d7);font-size:1rem} .bp-copy-link-btn{background:none;padding:0;cursor:pointer;font-family:inherit} .bp-meta-date__info-wrap{position:relative;display:inline-flex;align-items:center} .bp-meta-date__info{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border:0;border-radius:50%;background:none;color:var(--ivd-brand,#1d52d7);font-size:11px;cursor:pointer;padding:0;line-height:1;transition:background .15s,color .15s} .bp-meta-date__info i{color:inherit;font-size:18px} .bp-meta-date__info:hover{background:var(--ivd-brand,#1d52d7);color:#fff;border:0} .bp-meta-date__tooltip{position:absolute;left:50%;bottom:calc(100% + 10px);transform:translateX(-50%);z-index:30;display:none;flex-direction:column;gap:6px;min-width:210px;background:#4a4f63;border-radius:10px;padding:12px 14px;box-shadow:0 8px 12px rgba(16,24,40,.18);font-size:0.875rem;font-weight:400;color:#fff;white-space:nowrap;text-align:left} .bp-meta-date__tooltip:before{content:'';position:absolute;left:50%;top:100%;transform:translateX(-50%);border:6px solid transparent;border-top-color:#4a4f63} .bp-meta-date__info-wrap.is-open .bp-meta-date__tooltip{display:flex} @media(max-width:480px){.bp-meta-date__tooltip{left:0;right:auto;transform:none;white-space:normal;min-width:0;width:max-content;max-width:75vw} .bp-meta-date__tooltip:before{left:9px;right:auto;transform:none} } .bp-related{max-width:1280px;margin:0 auto} .bp-related .title_box{padding:48px 0 20px} .bp-related-outer{position:relative} .bp-related-clip{overflow:hidden;border-radius:12px;padding:5px 0 30px} .bp-grid{display:flex;transition:transform .35s ease} .bp-related-nav-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:20;background:rgba(255,255,255,.92);color:var(--ivd-brand,#1d52d7);border:none;border-radius:50%;width:36px;height:36px;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;line-height:1;box-shadow:0 2px 8px rgba(0,0,0,.18);transition:background .15s,color .15s,opacity .15s} .bp-related-nav-btn:hover{background:var(--ivd-brand,#1d52d7);color:#fff} .bp-related-nav-btn:disabled{opacity:.2;cursor:default;pointer-events:none} .bp-related-nav-btn.is-hidden{display:none} #bpRelatedPrev{left:-10px} #bpRelatedNext{right:-10px} #pfRelatedPrev{left:-10px} #pfRelatedNext{right:-10px} .bp-related-dots-wrap{display:flex;justify-content:center} .bp-related-dots{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:22px} .bp-related-dot{width:6px;height:6px;padding:0;border:none;border-radius:50%;background:#cfe0fa;cursor:pointer;transition:background .2s,transform .2s} .bp-related-dot--active{background:var(--ivd-brand,#1d52d7);transform:scale(1.2);width:16px;border-radius:50px} .bp-card{flex-shrink:0;box-sizing:border-box;position:relative;border-radius:12px;overflow:hidden;background:linear-gradient(rgba(255,255,255,.2) 0%,#fff 100%);border:1px solid #D8E2E6;padding:12px;transition:box-shadow .2s,transform .2s} .bp-card:hover{box-shadow:0 8px 20px rgba(16,24,40,.1);transform:translateY(-2px)} .bp-card__link{display:flex;flex-direction:column;text-decoration:none;color:inherit} .bp-card__link:hover{text-decoration:none;color:inherit} .bp-card__img{position:relative;width:100%} .bp-card__img::before{content:'';display:block;padding-top:54.375%} .bp-card__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;border-radius:8px} .bp-card__footer{padding-top:16px} .bp-card__text{min-width:0} .bp-card__title{margin:0;font-size:1rem;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5} .bp-card__bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;margin-top:8px} .bp-card__arrow{flex:0 0 auto;display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;color:var(--ivd-brand,#1d52d7);background:#eef3fd;font-size:1rem;transition:background .2s,color .2s} .bp-card:hover .bp-card__arrow{background:var(--ivd-brand,#1d52d7);color:#fff} .bp-card__meta{display:flex;align-items:center;margin:0;font-size:0.75rem;color:#657384;white-space:nowrap;overflow:hidden;min-width:0;flex:1 1 auto} .bp-card__time{flex:0 0 auto} .bp-card__author{flex:0 1 auto;overflow:hidden;text-overflow:ellipsis;color:#657384;font-weight:500;text-decoration:none} .bp-card__author:hover{color:#1250DC} .bp-card__author::before{content:'•';display:inline-block;margin:0 6px;color:#cbd5e1} @media(max-width:991px){.bp-related .title_box{padding:0px 0 20px} .bp-related--pf .title_box{padding:48px 0 20px} } .bp-gallery{display:grid;grid-template-columns:1.6fr 1fr 1fr;grid-template-rows:1fr 1fr;gap:8px;height:420px;border-radius:12px;overflow:hidden} .bp-gallery__item{position:relative;overflow:hidden;cursor:pointer;display:block;background:#eef1f6} .bp-gallery__item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease} .bp-gallery__item:hover img{transform:scale(1.05)} .bp-gallery__item--main{grid-row:1/3} .bp-gallery__more{position:absolute;inset:0;background:rgba(15,20,40,.6);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#fff;font-weight:500;font-size:0.875rem;text-align:center;padding:8px} .bp-gallery__more i{font-size:1.5rem} .bp-gallery--few{display:flex;gap:8px;height:320px} .bp-gallery--few .bp-gallery__item{flex:1 1 0;border-radius:8px} .bp-gallery--few .bp-gallery__item--main{flex:2 1 0} .bp-gallery-mobile{display:none} @media(max-width:767px){.bp-gallery,.bp-gallery--few{display:none} .bp-gallery-mobile{display:block;position:relative;border-radius:12px;overflow:hidden;aspect-ratio:16/9;margin-bottom:24px;background:#111} .bp-gallery-mobile__slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease;overflow:hidden} .bp-gallery-mobile__slide.is-active{opacity:1;z-index:1} .bp-gallery-mobile__slide img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1);transition:transform 4.2s linear;will-change:transform} .bp-gallery-mobile__slide.is-zoom img{transform:scale(1.12)} .bp-gallery-mobile__viewall{position:absolute;right:12px;bottom:30px;z-index:3;display:inline-flex;align-items:center;gap:8px;background:rgba(15,20,40,.55);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);color:#fff;border:none;border-radius:50px;padding:10px 18px;font-size:0.875rem;font-weight:500;cursor:pointer} .bp-gallery-mobile__viewall i{font-size:1rem} .bp-gallery-mobile__dots{position:absolute;left:12px;right:12px;bottom:12px;z-index:3;display:flex;gap:4px} .bp-gallery-mobile__dot{flex:1;height:3px;border-radius:3px;background:rgba(255,255,255,.35);overflow:hidden} .bp-gallery-mobile__dot i{display:block;height:100%;width:0;background:#fff;border-radius:3px;transition:none} .bp-gallery-mobile__dot i.is-run{transition:width 4s linear;width:100%} .bp-gallery-mobile__dot i.is-filled{width:100%} } .bp-lightbox{position:fixed;inset:0;z-index:99999;display:none!important;align-items:center;justify-content:center;padding:24px} .bp-lightbox--open{display:flex!important} .bp-lightbox__backdrop{position:absolute;inset:0;background:rgba(10,14,28,.9);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)} .bp-lightbox__stage{position:relative;max-width:1100px;max-height:88vh;width:100%;display:flex;flex-direction:column;align-items:center} .bp-lightbox__imgwrap{position:relative;display:flex;max-width:100%} .bp-lightbox__imgwrap img{max-width:100%;max-height:calc(88vh - 92px);object-fit:contain;border-radius:6px;display:block;user-select:none} .bp-lightbox__close{position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.92);color:#1a1a2e;border:none;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:3;box-shadow:0 2px 10px rgba(0,0,0,.25);transition:background .2s,color .2s} .bp-lightbox__close:hover{background:#005EDB;color:#fff} .bp-lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.92);color:#1a1a2e;border:none;font-size:1rem;cursor:pointer;z-index:3;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px rgba(0,0,0,.25);transition:background .2s,color .2s;line-height:1} .bp-lightbox__nav:hover{background:#005EDB;color:#fff} .bp-lightbox__prev{left:-20px} .bp-lightbox__next{right:-20px} .bp-lightbox__counter{margin-top:12px;color:#fff;font-size:12px;font-weight:500;letter-spacing:.5px;pointer-events:none} .bp-lightbox__thumbs{display:flex;gap:8px;margin-top:10px;padding:2px;overflow-x:auto;max-width:100%;scroll-behavior:smooth;-webkit-overflow-scrolling:touch} .bp-lightbox__thumbs::-webkit-scrollbar{height:4px} .bp-lightbox__thumbs::-webkit-scrollbar-track{background:transparent} .bp-lightbox__thumbs::-webkit-scrollbar-thumb{background:rgba(255,255,255,.3);border-radius:4px} .bp-lightbox__thumb{width:56px;height:56px;border-radius:6px;overflow:hidden;cursor:pointer;flex-shrink:0;border:2px solid transparent;opacity:.5;transition:opacity .18s,border-color .18s,transform .18s,box-shadow .18s} .bp-lightbox__thumb:hover{opacity:.85;transform:scale(1.05)} .bp-lightbox__thumb--active{border-color:#fff;opacity:1;box-shadow:0 2px 10px rgba(0,0,0,.35)} .bp-lightbox__thumb img{width:100%;height:100%;object-fit:cover;display:block} @media(max-width:767px){.bp-lightbox__close{width:34px;height:34px;font-size:20px;top:10px;right:10px} .bp-lightbox__thumb{width:44px;height:44px} } .rp-block-sticky{position:sticky;top:88px} @media(max-width:991px){.rp-block-sticky{position:static}} .rp-block{margin-top:4px} .rp-block__title{font-weight:600;margin:0 0 16px;font-size:1rem} @media(max-width:991px){.rp-block__title{font-size:1.5rem;font-weight:700;letter-spacing:-0.029em;margin:0;padding:40px 0 20px} } .rp-outer{position:relative} .rp-clip{overflow:hidden;border-radius:6px} .rp-track{display:flex;transition:transform .35s ease} .rp-slide{flex-shrink:0;box-sizing:border-box;background:#fff;border:1px solid #e8e8e8;border-radius:12px;overflow:hidden;display:flex;flex-direction:column} .rp-card-link{display:flex;flex-direction:column;flex:1;text-decoration:none;color:inherit} .rp-card-link:hover{text-decoration:none;color:inherit} .rp-slide .thumb-cat{height:180px;display:block;background-size:cover!important;background-position:center!important;background-repeat:no-repeat!important;border-radius:10px} .rp-slide .desc{display:flex;flex-direction:column;flex:1;padding:8px 10px 10px} .rp-slide .title-dung{font-size:1rem;font-weight:600;margin:0 0 5px;line-height:1.5} .rp-slide .product-rating-box{font-size:0.875rem;margin-bottom:10px} .rp-slide .product-price-box{margin:auto 0 0;background:#eaeffa;border-radius:8px;padding:8px 10px;display:flex;align-items:baseline;gap:5px;white-space:nowrap;overflow:hidden;font-size:0.875rem;color:#4a4f63} .rp-slide .price-value{font-size:0.875rem;font-weight:700;color:var(--ivd-brand,#1d52d7);overflow:hidden;text-overflow:ellipsis} .rp-nav-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:20;background:rgba(255,255,255,.92);color:var(--ivd-brand,#1d52d7);border:none;border-radius:50%;width:36px;height:36px;font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;line-height:1;box-shadow:0 2px 8px rgba(0,0,0,.22);transition:background .15s,color .15s,opacity .15s} .rp-nav-btn:hover{background:var(--ivd-brand,#1d52d7);color:#fff} .rp-nav-btn:disabled{opacity:.2;cursor:default;pointer-events:none} .rp-nav-btn.is-hidden{display:none} #rpPrev{left:-10px} #rpNext{right:-10px} .rp-dots-wrap{display:flex;justify-content:center} .rp-dots{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:22px} .rp-dot{width:6px;height:6px;padding:0;border:none;border-radius:50%;background:#cfe0fa;cursor:pointer;transition:background .2s,transform .2s} .rp-dot--active{background:var(--ivd-brand,#1d52d7);transform:scale(1.2);width:16px;border-radius:50px}