/* VLN bài viết — format mục Bài viết/DIY OneStockHome (13/10/2026), giới hạn trong .vln-reading */
.vln-reading{--red:#c42129;--ink:#232927;--muted:#6f766f;--line:#e7e8e3;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff}
.vln-reading .reading-wrap{max-width:1300px;margin:0 auto;padding:20px 28px 60px}
.vln-reading .reading-breadcrumb{font-size:12px;color:#777;margin-bottom:22px}
.vln-reading .reading-breadcrumb a{color:inherit}
.vln-reading .reading-breadcrumb p,.vln-reading .reading-breadcrumb .rank-math-breadcrumb p{margin:0}
/* Đầu bài: căn giữa như OSH */
.vln-reading .reading-head{text-align:center;max-width:900px;margin:0 auto 22px}
.vln-reading .reading-chip{display:inline-block;font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;background:#f2f5f7;color:#4f5756;text-decoration:none;margin-bottom:14px}
.vln-reading .reading-chip:hover{color:var(--red)}
.vln-reading .reading-head h1{font-size:36px;line-height:1.3;color:#1f2421;margin:0 0 14px;text-transform:none;letter-spacing:0}
.vln-reading .reading-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 16px;font-size:13px;color:var(--muted)}
.vln-reading .reading-meta strong{color:var(--ink)}
.vln-reading .reading-hero{max-width:1100px;margin:0 auto 30px}
.vln-reading .reading-hero img{width:100%;max-height:560px;object-fit:cover;border-radius:12px;display:block}
/* 3 cột: mục lục | nội dung | tác giả */
.vln-reading .reading-layout{display:grid;grid-template-columns:240px minmax(0,1fr) 240px;gap:40px;align-items:start}
.vln-reading .reading-layout.no-toc{grid-template-columns:minmax(0,1fr) 240px;max-width:1060px;margin:0 auto}
.vln-reading .reading-article{min-width:0;max-width:780px;margin:0 auto;width:100%}
.vln-reading .reading-toc-col{position:sticky;top:150px}
.vln-reading .reading-toc-side .toc-title{font-size:15px;font-weight:700;color:#222;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:8px}
.vln-reading .reading-toc-side ol,.vln-reading .reading-toc-m ol{list-style:none;margin:0;padding:0;font-size:13px;line-height:1.5}
.vln-reading .reading-toc-side ol{max-height:calc(100vh - 230px);overflow-y:auto;padding-right:6px}
.vln-reading .reading-toc-side li,.vln-reading .reading-toc-m li{margin:0}
.vln-reading .reading-toc-side a,.vln-reading .reading-toc-m a{display:block;padding:6px 0 6px 12px;border-left:2px solid transparent;color:#4b524c;text-decoration:none}
.vln-reading .reading-toc-side li.lv3 a,.vln-reading .reading-toc-m li.lv3 a{padding-left:24px;font-size:12px;color:#6f766f}
.vln-reading .reading-toc-side a:hover,.vln-reading .reading-toc-m a:hover{color:var(--red)}
.vln-reading .reading-toc-side a.on{border-left-color:var(--red);color:var(--red);font-weight:700}
.vln-reading .reading-toc-m{display:none}
.vln-reading .reading-body #ez-toc-container{display:none}
/* Thân bài */
.vln-reading .reading-body{font-size:17px;line-height:1.85;color:#333;overflow-wrap:anywhere}
.vln-reading .reading-body h2{font-size:26px;line-height:1.4;margin:34px 0 16px;scroll-margin-top:160px;color:#222;text-transform:none;letter-spacing:0}
.vln-reading .reading-body h3{font-size:21px;line-height:1.5;margin:25px 0 12px;scroll-margin-top:160px;color:#222;text-transform:none;letter-spacing:0}
.vln-reading .reading-body h4{scroll-margin-top:160px;text-transform:none}
.vln-reading .reading-body p{margin:0 0 20px}
.vln-reading .reading-body a{color:var(--red);text-decoration:underline;text-underline-offset:3px}
.vln-reading .reading-body img{max-width:100%;height:auto;display:block;margin:22px auto;border-radius:8px}
.vln-reading .reading-body figure{margin:25px 0;max-width:100%}
.vln-reading .reading-body figcaption{font-size:13px;color:#777;text-align:center}
.vln-reading .reading-body table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}
.vln-reading .reading-body td,.vln-reading .reading-body th{border:1px solid #ddd;padding:12px;min-width:100px}
.vln-reading .reading-body ul,.vln-reading .reading-body ol{padding-left:24px}
.vln-reading .reading-body iframe{max-width:100%}
/* Chia sẻ */
.vln-reading .reading-share{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;margin:30px 0 0;text-align:center}
.vln-reading .reading-share strong{font-size:16px}
.vln-reading .reading-share-btns{display:flex;gap:8px}
.vln-reading .reading-share-btns a,.vln-reading .reading-share-btns button{width:36px;height:36px;min-height:0;margin:0;padding:0;border-radius:50%;border:0;background:#232927;color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.vln-reading .reading-share-btns a:hover,.vln-reading .reading-share-btns button:hover{background:var(--red)}
.vln-reading .reading-share-btns svg{width:17px;height:17px}
.vln-reading .reading-share-btns .sh-copy.ok{background:#1e8a4c}
.vln-reading .reading-share-btns [hidden]{display:none}
/* Cột phải */
.vln-reading .reading-aside{position:sticky;top:150px;font-size:13px;line-height:1.7}
.vln-reading .aside-author{padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}
.vln-reading .aside-author span{display:block;color:var(--muted);font-size:12px}
.vln-reading .aside-author strong{display:block;font-size:15px;color:#222}
.vln-reading .aside-author time{display:block;color:var(--muted);font-size:12px;margin-bottom:10px}
.vln-reading .aside-box{border:1px solid var(--line);border-radius:10px;padding:18px}
.vln-reading .aside-box h2{font-size:16px;margin:0 0 10px;color:#222;text-transform:none;letter-spacing:0}
.vln-reading .aside-box a{color:var(--red);text-decoration:none}
.vln-reading .aside-box p{margin:6px 0 10px;color:var(--muted)}
/* Sản phẩm trong bài */
.vln-reading .reading-products{background:#f2f5f7;border-radius:14px;padding:22px;margin:40px 0 0}
.vln-reading .rp-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:16px}
.vln-reading .rp-head h2{font-size:22px;margin:0;color:#1f4fa3;text-transform:none;letter-spacing:0}
.vln-reading .rp-head a{color:var(--red);font-size:14px;white-space:nowrap}
.vln-reading .rp-row{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
/* Tư vấn + liên quan */
.vln-reading .reading-cta{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 28px;background:#fff3f3;border-radius:12px;margin:34px 0}
.vln-reading .reading-cta h2{font-size:22px;margin:0 0 6px;color:#222;text-transform:none;letter-spacing:0}
.vln-reading .reading-cta p{margin:0;color:var(--muted)}
.vln-reading .reading-cta a{flex:none;background:var(--red);color:#fff;border-radius:6px;padding:12px 18px;text-decoration:none;font-weight:700}
.vln-reading .reading-related h2{font-size:24px;margin:0 0 16px;color:#222;text-transform:none;letter-spacing:0}
.vln-reading .reading-related>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.vln-reading .reading-related-card{display:block;color:#333;text-decoration:none}
.vln-reading .reading-related-card img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;border-radius:8px;margin-bottom:10px}
.vln-reading .reading-related-card strong{font-size:14px;line-height:1.5;display:block}
.vln-reading .reading-related-card:hover strong{color:var(--red)}
.vln-reading .reading-comments{max-width:780px;margin:30px auto 0}
@media(max-width:1180px){
.vln-reading .reading-layout{grid-template-columns:220px minmax(0,1fr);gap:32px}
.vln-reading .reading-aside{grid-column:2;position:static;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.vln-reading .aside-author{border:1px solid var(--line);border-radius:10px;padding:18px;margin:0}
.vln-reading .rp-row{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:850px){
.vln-reading .reading-wrap{padding:16px 16px 45px}
.vln-reading .reading-layout,.vln-reading .reading-layout.no-toc{grid-template-columns:1fr;gap:24px}
.vln-reading .reading-toc-col{display:none}
.vln-reading .reading-aside{grid-column:auto;grid-template-columns:1fr}
.vln-reading .reading-toc-m{display:block;background:#fafafa;border:1px solid #e6e6e6;border-left:3px solid var(--red);border-radius:8px;padding:12px 16px;margin:0 0 20px}
.vln-reading .reading-toc-m summary{cursor:pointer;font-weight:700;font-size:15px}
.vln-reading .reading-toc-m ol{max-height:260px;overflow-y:auto;margin-top:8px}
.vln-reading .reading-head{text-align:left}
.vln-reading .reading-meta{justify-content:flex-start;font-size:12px;gap:2px 12px}
.vln-reading .reading-head h1{font-size:28px}
.vln-reading .reading-hero{margin:0 -16px 22px}
.vln-reading .reading-hero img{border-radius:0;max-height:340px}
.vln-reading .reading-body{font-size:16px}
.vln-reading .reading-body h2{font-size:23px}
.vln-reading .reading-body h3{font-size:19px}
.vln-reading .reading-products{margin:30px -16px 0;border-radius:0;padding:18px 16px}
.vln-reading .rp-row{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px}
.vln-reading .rp-row>*{flex:0 0 44%;scroll-snap-align:start}
.vln-reading .reading-cta{flex-direction:column;align-items:flex-start;padding:20px}
.vln-reading .reading-related>div{grid-template-columns:1fr 1fr;gap:14px}
}
@media(max-width:480px){
.vln-reading .reading-head h1{font-size:25px}
.vln-reading .reading-body h2{font-size:21px}
.vln-reading .rp-row>*{flex-basis:62%}
.vln-reading .reading-related-card strong{font-size:13px}
}
.vln-reading .reading-toc-side ol{position:relative;scroll-behavior:smooth}
.vln-reading .rp-row{scrollbar-width:none}.vln-reading .rp-row::-webkit-scrollbar{display:none}