.single-page{
    padding:80px 0;
}
.single-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 340px;
    gap:60px;
}
.single-content{
    min-width:0;
}
.single-sidebar{
    position:sticky;
    top:120px;
    height:max-content;
}
.single-hero {
    position: relative;
    padding: 120px 0 80px;
    min-height: 420px;
    display: flex;
    align-items: flex-end;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}
.single-hero-overlay {
    position: absolute;
    inset: 0;
    background:
    linear-gradient(
        90deg,
        rgba(7,23,53,.95) 0%,
        rgba(7,23,53,.80) 50%,
        rgba(7,23,53,.55) 100%
    );
}
.single-hero-content {
    position: relative;
    z-index: 2;
    max-width: 860px;
    color: #fff;
}
.single-category {
    display: inline-flex;
    padding: 4px 8px;
    border-radius: 100px;
    background: var(--sekin-orange);
    color: var(--sekin-light);
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: .85;
}
.single-hero h1 {
    color: #fff;
    font-size: 36px;
    margin-bottom: 24px;
    text-transform: uppercase;
}
.single-excerpt {
    color:rgba(255,255,255,.92);
    font-size:16px;
    line-height:1.6;
    max-width:720px;
    margin-bottom:0;
}
/* ========================================
   SINGLE META
======================================== */
.single-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 24px;
    font-size: 12px;
    font-weight: 400;
    color: rgba(255,255,255,.5);
}
/* ========================================
   META ITEM
======================================== */
.single-meta > span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
/* ========================================
   AUTHOR
======================================== */
.post-author img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,.2);
    box-shadow: 0 4px 16px rgba(0,0,0,.2);
}
/* ========================================
   DATE
======================================== */
.post-date svg,
.post-date i {
    width: 18px;
    height: 18px;
    color: var(--sekin-orange);
    flex-shrink: 0;
}
/* nếu sekin_icon render SVG */
.post-date svg path {
    fill: currentColor;
}
/* ========================================
   OPTIONAL GLASS STYLE
======================================== */
.single-meta {
    padding: 8px 12px;
    width: fit-content;
}
/* =========================================
   TOC
========================================= */
.single-toc {
    background: var(--sekin-white);
    border: 1px solid var(--sekin-border);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,.05);
}
.single-toc-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--sekin-dark);
    margin-bottom: 20px;
    text-transform: uppercase;
}
.single-toc-title svg {
    width: 22px;
    height: 22px;
    color: var(--sekin-orange);
    stroke: var(--sekin-dark);
}
.single-toc-list {
    list-style: decimal;
    margin:0 0 0 60px;
    padding: 0;
}
.single-toc-list li {
    margin-bottom: 12px;
    padding-left: 12px;
    position: relative;
}
.single-toc-list a {
    color: var(--sekin-navy);
    line-height: 1.2;
    font-weight: 400;
    display: flex;
    justify-content: space-between;
    width: 100%;
}
.single-toc-list a:hover {
    color: var(--sekin-orange);
}
.single-toc-list svg{
    width: 16px;
    height: 16px;
    text-align: end;
}
/* =========================================
   RELATED POSTS
========================================= */
.related-posts{
    margin-top:100px;
    padding-top:80px;
    border-top:1px solid
    var(--sekin-border);
}
.related-posts-header{
    text-align:center;
    margin-bottom:60px;
}
.related-posts-header h2{
    margin-bottom:16px;
}
.related-posts-header p{
    color:#64748b;
    max-width:700px;
    margin:0 auto;
}
.related-posts-grid{
    display:grid;
    grid-template-columns:
    repeat(3,minmax(0,1fr));
    gap:32px;
}
/* ========================================
   RESPONSIVE
======================================== */
@media (max-width:1200px) {
    .single-layout {
        grid-template-columns: minmax(0, 1fr) 320px;
        gap: 40px;
    }
    .single-hero {
        padding-bottom: 40px;
    }
    .page-breadcrumb{
        display: none;
    }
     .related-posts-grid{
        grid-template-columns:1fr;
    }
}

@media (max-width:991px) {
    .single-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .single-layout {
        display: flex;
        flex-direction: column;
    }
    .single-meta {
        /*flex-direction: column;
        align-items: flex-start;*/
        gap: 16px;
        width: 100%;
    }
    .post-author img {
        width: 24px;
        height: 24px;
    }
}