/* ── Deferred CSS — article pages, hidden elements, print ── */

/* Article page */
.article-header{max-width:960px;margin:40px auto 24px;text-align:center;padding:0 20px}
.article-header .cat-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--blue);margin-bottom:14px;display:inline-block}
.article-header h1{font-size:36px;font-weight:900;line-height:1.2;margin-bottom:16px;letter-spacing:-.02em}
.article-meta{display:flex;justify-content:center;gap:16px;font-size:13px;color:var(--gray-500);margin-bottom:24px}
.article-hero{max-width:960px;margin:0 auto 32px;border-radius:var(--radius);overflow:hidden;padding:0 20px}
.article-hero img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-body{max-width:960px;margin:0 auto 48px;font-size:17px;line-height:1.8;color:var(--gray-800);padding:0 20px}
.article-body h2{font-size:24px;font-weight:700;margin:32px 0 12px;color:var(--gray-900)}
.article-body h3{font-size:20px;font-weight:700;margin:28px 0 10px;color:var(--gray-900)}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin:12px 0 16px 24px}
.article-body li{margin-bottom:6px}
.article-body img{border-radius:6px;margin:20px 0}
.article-body a{color:var(--blue);text-decoration:underline}
.article-body blockquote{border-left:4px solid var(--yellow);padding:12px 20px;margin:20px 0;background:var(--gray-50);font-style:italic;color:var(--gray-700)}
.article-body pre{background:var(--gray-900);color:var(--gray-100);padding:16px;border-radius:6px;overflow-x:auto;font-size:14px;margin:16px 0}
.article-body code{background:var(--gray-100);padding:2px 6px;border-radius:3px;font-size:.9em}
.article-body pre code{background:none;padding:0}
.article-tags{max-width:960px;margin:0 auto 32px;display:flex;flex-wrap:wrap;gap:8px;padding:0 20px}
.article-tags a{background:var(--gray-100);padding:4px 12px;border-radius:4px;font-size:13px;color:var(--gray-600);transition:background var(--transition)}
.article-tags a:hover{background:var(--gray-200)}

/* Breadcrumbs */
.breadcrumbs{max-width:960px;margin:20px auto 0;font-size:13px;color:var(--gray-500);padding:0 20px}
.breadcrumbs a{color:var(--gray-500)}
.breadcrumbs a:hover{color:var(--blue)}
.breadcrumbs span{margin:0 6px;color:var(--gray-300)}

/* Share buttons */
.share-bar{max-width:960px;margin:0 auto 36px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:0 20px}
.share-bar span{font-size:13px;font-weight:600;color:var(--gray-500)}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:13px;font-weight:600;color:var(--white);transition:opacity var(--transition);text-decoration:none}
.share-btn:hover{opacity:.85}
.share-btn svg{width:16px;height:16px;fill:currentColor}
.share-btn--x{background:#000}
.share-btn--fb{background:#1877F2}
.share-btn--li{background:#0A66C2}
.share-btn--wa{background:#25D366}

/* Related posts */
.related-section{max-width:960px;margin:0 auto 48px;padding:0 20px}
.related-heading{font-size:18px;font-weight:800;margin-bottom:20px;padding-left:14px;border-left:4px solid var(--yellow)}

/* Search overlay (hidden by default) */
.search-overlay{display:none;position:fixed;inset:0;background:rgba(4,17,51,.7);z-index:200;align-items:flex-start;justify-content:center;padding-top:120px;backdrop-filter:blur(4px)}
.search-overlay.active{display:flex}
.search-box{background:var(--white);border-radius:12px;padding:8px;width:90%;max-width:560px;display:flex;box-shadow:var(--shadow-lg)}
.search-box input{flex:1;border:none;outline:none;font-size:16px;padding:12px 16px;font-family:var(--font);background:transparent}
.search-box button{background:var(--blue);color:var(--white);border:none;padding:10px 24px;border-radius:8px;font-weight:600;cursor:pointer;font-family:var(--font);font-size:14px;transition:background var(--transition)}
.search-box button:hover{background:var(--blue-dark)}

/* Pagination */
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin:32px 0}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;border-radius:var(--radius);font-size:14px;font-weight:600;transition:all var(--transition)}
.pagination a{background:var(--white);color:var(--gray-600);border:1px solid var(--gray-200)}
.pagination a:hover{background:var(--blue);color:var(--white);border-color:var(--blue)}
.pagination span.current{background:var(--blue);color:var(--white);border:1px solid var(--blue)}
.pagination span.dots{background:none;border:none;color:var(--gray-400);min-width:24px;letter-spacing:2px}
.pagination .disabled{opacity:.35;pointer-events:none}

/* Archive header */
.archive-header{margin:32px auto 24px}
.archive-header h1{font-size:28px;font-weight:900;padding-left:14px;border-left:4px solid var(--yellow);letter-spacing:-.01em}
.archive-header p{color:var(--gray-500);font-size:14px;margin-top:8px;padding-left:18px}
.archive-hero{margin-bottom:24px}

/* Reading progress (hidden by default) */
.reading-progress{position:fixed;top:0;left:0;width:0;height:3px;background:var(--blue);z-index:999;transition:width .1s linear;pointer-events:none}

/* Back to top (hidden by default) */
.back-to-top{position:fixed;bottom:28px;right:28px;width:42px;height:42px;background:var(--blue);color:var(--white);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s,transform .3s;z-index:90}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-2px);background:var(--blue-dark)}
.back-to-top svg{width:20px;height:20px}

/* Share sidebar */
.share-sidebar{position:fixed;left:max(16px,calc((100vw - 960px)/2 - 72px));top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:8px;z-index:80}
.share-sidebar a{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .2s,opacity .2s;box-shadow:var(--shadow-sm)}
.share-sidebar a:hover{transform:scale(1.1)}
.share-sidebar svg{width:18px;height:18px;fill:currentColor}
.share-sidebar .ss-copy{background:var(--gray-100);color:var(--gray-600);border:1px solid var(--gray-200);cursor:pointer}
.share-sidebar .ss-copy:hover{background:var(--gray-200)}
.share-sidebar .ss-copy.copied{background:#10b981;color:var(--white);border-color:#10b981}

/* TOC */
.toc{max-width:960px;margin:0 auto 28px;padding:20px 24px;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:var(--radius);border-left:4px solid var(--yellow)}
.toc-title{font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--gray-900);margin-bottom:12px}
.toc-list{list-style:none;counter-reset:toc;padding-left:0;margin:0}
.toc-list li{counter-increment:toc;margin-bottom:6px}
.toc-list li::before{content:counter(toc) ".";color:var(--blue);font-weight:700;font-size:13px;margin-right:8px}
.toc-list li a{color:var(--gray-700);font-size:14px;font-weight:600;text-decoration:none;transition:color var(--transition)}
.toc-list li a:hover{color:var(--blue)}
.toc-list li.toc-sub{padding-left:24px}
.toc-list li.toc-sub::before{font-size:12px;color:var(--gray-400)}

/* Author bio */
.author-bio{max-width:960px;margin:0 auto 36px;padding:24px;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:var(--radius);display:flex;gap:16px;align-items:flex-start}
.author-bio-avatar svg{width:48px;height:48px;flex-shrink:0}
.author-bio-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--gray-400);margin-bottom:2px}
.author-bio-name{font-size:16px;font-weight:800;color:var(--gray-900);margin-bottom:6px}
.author-bio-text{font-size:14px;color:var(--gray-600);line-height:1.5;margin:0}

/* Responsive — deferred elements */
@media(max-width:768px){.article-header h1{font-size:26px}.article-body{font-size:16px}}
@media(max-width:1200px){.share-sidebar{display:none}}
@media print{
.topbar,.site-header,.search-overlay,.newsletter-bar,.site-footer,.share-bar,.share-sidebar,.back-to-top,.reading-progress,.skip-nav,.related-section,.article-tags{display:none!important}
body{background:#fff;color:#000;font-size:12pt;line-height:1.5}
.article-header{margin-top:0}
.article-body{max-width:100%;padding:0;font-size:11pt}
.article-body a{color:#000;text-decoration:underline}
.article-body a::after{content:" (" attr(href) ")";font-size:9pt;color:#666}
.article-body a[href^="#"]::after{content:""}
.toc{border:1px solid #ccc;break-inside:avoid}
.author-bio{border:1px solid #ccc;break-inside:avoid}
img{max-width:100%!important}
}