/* AlkitabBerkata — independent education theme */
:root{--abk-navy:#173d73;--abk-blue:#2451a4;--abk-green:#668c36;--abk-ink:#1c2b43;--abk-muted:#68778d;--abk-line:#e3eaf3;--abk-soft:#f5f8fc;--abk-radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--abk-ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:16px;line-height:1.7}
a{color:var(--abk-blue);text-decoration:none}
a:hover{color:#153b7e}
img{max-width:100%;height:auto}
.screen-reader-text{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.abk-skip-link{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 14px;z-index:9999}.abk-skip-link:focus{left:8px}
.abk-site-shell{min-height:100vh;display:flex;flex-direction:column}
.abk-site-header{position:relative;z-index:100;background:#fff;border-bottom:1px solid #edf1f6;box-shadow:0 3px 14px rgba(22,49,83,.035)}
.abk-header-inner{width:min(1240px,calc(100% - 44px));min-height:78px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px}
.abk-brand-text{display:flex;align-items:center;gap:10px;color:var(--abk-navy)}
.abk-brand-mark{font-size:31px}
.abk-brand-text strong{display:block;font-size:20px;letter-spacing:.6px;line-height:1.15;font-weight:850}
.abk-brand-text strong span,.abk-footer-brand span{color:#6d913e}
.abk-brand-text small{display:block;color:#718096;font-size:9px;letter-spacing:.65px;margin-top:4px}
.abk-brand .custom-logo{max-height:58px;width:auto}
.abk-primary-nav{display:flex;align-items:center;gap:22px}
.abk-nav-list{display:flex;align-items:center;gap:25px;list-style:none;margin:0;padding:0}
.abk-nav-list li{margin:0;padding:0}
.abk-nav-list a{display:block;color:#34445c;font-size:13px;font-weight:700;padding:28px 0}
.abk-nav-list a:hover,.abk-nav-list .current-menu-item>a{color:var(--abk-blue)}
.abk-header-search{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#f1f5fb;color:var(--abk-navy);font-size:25px}
.abk-menu-toggle{display:none}
.abk-site-footer{margin-top:auto;background:#102b4d;color:#dce6f2;padding:48px 22px 18px}
.abk-footer-inner{width:min(1160px,100%);margin:auto;display:flex;justify-content:space-between;gap:50px;padding-bottom:32px}
.abk-footer-about{max-width:420px}.abk-footer-brand{font-size:20px;letter-spacing:.7px;font-weight:850;color:#fff}.abk-footer-about p{max-width:370px;color:#b8c7d9;font-size:13px}
.abk-footer-links{display:flex;gap:22px;align-items:flex-start;flex-wrap:wrap}.abk-footer-links a{color:#dce6f2;font-size:13px}
.abk-footer-menu{list-style:none;display:flex;gap:20px;padding:0;margin:0}
.abk-footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:16px;text-align:center;color:#aebed1;font-size:11px}
.abk-content-wrap{width:min(1160px,calc(100% - 44px));margin:56px auto 80px}
.abk-content-grid{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:56px;align-items:start}
.abk-article,.abk-page-article{min-width:0}
.abk-article-header,.abk-page-header{margin-bottom:28px}
.abk-breadcrumb{font-size:12px;color:#8995a6;margin-bottom:16px}
.abk-article-header h1,.abk-page-header h1,.abk-archive-header h1{font-size:clamp(32px,4vw,46px);line-height:1.16;letter-spacing:-1.2px;color:#182f51;margin:0 0 14px;font-weight:850}
.abk-post-meta{display:flex;gap:10px;color:#8491a2;font-size:12px}
.abk-featured-image{margin:26px 0;border-radius:18px;overflow:hidden}
.abk-featured-image img{display:block;width:100%;height:auto}
.abk-entry-content{font-size:17px;line-height:1.85;color:#34445a}
.abk-entry-content h2,.abk-entry-content h3,.abk-entry-content h4{color:#1c3f72;line-height:1.3;margin-top:1.8em}
.abk-entry-content p{margin:0 0 1.25em}
.abk-entry-content blockquote{margin:28px 0;padding:18px 24px;border-left:4px solid #6f923e;background:#f5f8f1;color:#3f5369;border-radius:0 12px 12px 0}
.abk-entry-content img{border-radius:10px}
.abk-entry-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
.abk-entry-content th,.abk-entry-content td{border:1px solid var(--abk-line);padding:10px;text-align:left}
.abk-entry-content th{background:#f3f6fb;color:#23436e}
.abk-entry-content ul,.abk-entry-content ol{padding-left:1.5em;margin-bottom:1.3em}
.abk-sidebar-card{background:#f4f7fc;border:1px solid var(--abk-line);padding:24px;border-radius:16px}
.abk-sidebar-card h2{font-size:19px;color:#1d4075;margin:0 0 8px}
.abk-sidebar-card p{font-size:13px;color:#68778d}
.abk-sidebar-card a,.abk-read-more{font-size:13px;font-weight:800}
.abk-archive-header{margin-bottom:30px}
.abk-eyebrow-small{display:block;color:#2451a4;font-size:10px;font-weight:850;letter-spacing:1.7px;margin-bottom:10px}
.abk-archive-description{color:#718096;max-width:720px}
.abk-post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.abk-post-card{overflow:hidden;border:1px solid var(--abk-line);border-radius:15px;background:#fff;box-shadow:0 8px 24px rgba(27,53,86,.045);transition:transform .2s,box-shadow .2s}
.abk-post-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(27,53,86,.09)}
.abk-card-image{display:block;aspect-ratio:16/9;background:#edf2f8;overflow:hidden}
.abk-card-image img{display:block;width:100%;height:100%;object-fit:cover}
.abk-card-placeholder{display:grid;place-items:center;height:100%;font-size:44px;color:#7791b2}
.abk-card-body{padding:19px}
.abk-card-meta{font-size:11px;color:#8794a5}
.abk-card-body h2{font-size:19px;line-height:1.35;margin:7px 0 9px;color:#1b3d70}
.abk-card-body h2 a{color:inherit}
.abk-card-body p{font-size:13px;line-height:1.65;color:#6c7a8e;margin:0 0 14px}
.abk-pagination{margin-top:38px}
.abk-pagination .nav-links{display:flex;gap:8px;flex-wrap:wrap}
.abk-pagination a,.abk-pagination span{padding:8px 13px;border-radius:8px;background:#f1f5fa}
.abk-pagination .current{background:#1d4a91;color:#fff}
.abk-not-found{text-align:center;max-width:700px;padding:70px 0}
.abk-not-found h1{font-size:38px;color:#183b70}
.abk-button{display:inline-block;padding:12px 20px;border-radius:9px;background:#1d4a91;color:#fff;font-weight:750}
.search-form{display:flex;gap:8px;max-width:520px}.search-form label{flex:1}.search-form input[type=search]{width:100%;padding:12px;border:1px solid var(--abk-line);border-radius:9px}.search-form input[type=submit]{border:0;border-radius:9px;padding:0 18px;background:#1d4a91;color:#fff}
@media(max-width:900px){.abk-content-grid{grid-template-columns:minmax(0,1fr)}.abk-content-sidebar{display:none}.abk-post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.abk-nav-list{gap:16px}.abk-nav-list a{font-size:12px}}
@media(max-width:680px){
 .abk-header-inner{width:calc(100% - 32px);min-height:68px}
 .abk-brand-text strong{font-size:17px}.abk-brand-text small{font-size:8px}
 .abk-menu-toggle{display:flex;width:42px;height:42px;border:1px solid #e4eaf2;background:#fff;border-radius:10px;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}
 .abk-menu-toggle span{display:block;width:18px;height:2px;background:#1d457d;border-radius:2px}
 .abk-primary-nav{display:none;position:absolute;left:0;right:0;top:100%;padding:10px 20px 18px;background:#fff;border-top:1px solid #edf1f6;box-shadow:0 12px 20px rgba(25,48,78,.08);align-items:stretch}
 .abk-primary-nav.is-open{display:flex;flex-direction:column;gap:8px}
 .abk-nav-list{display:flex;flex-direction:column;align-items:stretch;gap:0}
 .abk-nav-list a{padding:12px 4px;border-bottom:1px solid #f0f3f7;font-size:14px}
 .abk-header-search{border-radius:8px;width:100%;height:40px}
 .abk-content-wrap{width:calc(100% - 34px);margin:34px auto 55px}
 .abk-post-grid{grid-template-columns:1fr;gap:16px}
 .abk-article-header h1,.abk-page-header h1,.abk-archive-header h1{font-size:32px}
 .abk-entry-content{font-size:16px;line-height:1.8}
 .abk-footer-inner{flex-direction:column;gap:20px}
 .abk-footer-menu{flex-direction:column;gap:10px}
 .abk-site-footer{padding:36px 18px 16px}
}


/* Article reading tools */
.abk-post-meta a{color:inherit}
.abk-post-meta a:hover{color:var(--abk-blue);text-decoration:underline}
.abk-toc{margin:26px 0 32px;padding:20px 24px;border:1px solid #dce6f2;border-radius:14px;background:#f7f9fd;color:#263f62}
.abk-toc details>summary{cursor:pointer;font-size:16px;font-weight:850;color:#1d457d;list-style:none}
.abk-toc details>summary::-webkit-details-marker{display:none}
.abk-toc details>summary:after{content:"＋";float:right;color:#668c36}
.abk-toc details[open]>summary:after{content:"−"}
.abk-toc ol{margin:12px 0 0;padding-left:22px}
.abk-toc li{margin:5px 0;font-size:14px}
.abk-toc li.abk-toc-subitem{margin-left:18px;list-style-type:circle}
.abk-toc a{color:#31547f}
.abk-toc a:hover{text-decoration:underline}
.abk-share{margin:34px 0 42px;padding:20px 0;border-top:1px solid var(--abk-line);border-bottom:1px solid var(--abk-line)}
.abk-share>strong{display:block;margin-bottom:12px;color:#1b3d70;font-size:15px}
.abk-share-links{display:flex;gap:9px;flex-wrap:wrap}
.abk-share-links a{display:inline-flex;align-items:center;padding:9px 16px;border-radius:8px;background:#edf3fb;color:#214a83;font-size:13px;font-weight:750}
.abk-share-links a:hover{background:#1d4a91;color:#fff}
.abk-related{margin:48px 0 36px;padding-top:28px;border-top:1px solid var(--abk-line)}
.abk-related>h2{margin:0 0 20px;color:#1b3d70;font-size:25px}
.abk-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.abk-related-card{min-width:0}
.abk-related-thumb{display:block;aspect-ratio:16/9;overflow:hidden;border-radius:10px;background:#edf2f8}
.abk-related-thumb img{display:block;width:100%;height:100%;object-fit:cover}
.abk-related-card h3{font-size:15px;line-height:1.4;margin:10px 0 6px}
.abk-related-card h3 a{color:#1c3f72}
.abk-related-card>span{font-size:11px;color:#8491a2}
@media(max-width:680px){.abk-related-grid{grid-template-columns:1fr}.abk-related-card{display:grid;grid-template-columns:112px minmax(0,1fr);column-gap:13px;align-items:start}.abk-related-thumb{grid-row:1/3}.abk-related-card h3{margin:2px 0 6px}.abk-toc{padding:16px}.abk-share-links a{padding:9px 12px}}