/* BricksFA Blog Single — WordPress Post content, Native Bricks presentation. */
.bfa-blog-single{
  --bfa-blog-bg:var(--bfa-background,#fff);
  --bfa-blog-card:var(--bfa-card,#fff);
  --bfa-blog-fg:var(--bfa-foreground,#09090b);
  --bfa-blog-muted:var(--bfa-muted-foreground,#71717a);
  --bfa-blog-soft:var(--bfa-muted,#f4f4f5);
  --bfa-blog-border:var(--bfa-border,#e4e4e7);
  --bfa-blog-primary:var(--bfa-primary,#facc15);
  --bfa-blog-reading-font-size:17px;
  width:100%;overflow:hidden;background:var(--bfa-blog-bg);color:var(--bfa-blog-fg);direction:rtl;
  font-family:'IRANSansXFaNum','IRANSansX',Tahoma,'Segoe UI',Arial,sans-serif;
}
.bfa-blog-single,.bfa-blog-single *{box-sizing:border-box}.bfa-blog-single a{text-decoration:none}
.bfa-blog-single-shell{width:var(--bfa-site-shell-width,min(92%,1240px));margin-inline:auto}

/* Hero */
.bfa-blog-single-hero{padding:34px 0 26px;border-bottom:1px solid var(--bfa-blog-border);background:linear-gradient(180deg,var(--bfa-blog-bg) 0%,color-mix(in srgb,var(--bfa-blog-soft) 68%,var(--bfa-blog-bg)) 100%)}
.bfa-blog-single-header-element{max-width:930px}
.bfa-blog-single__header{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.bfa-blog-single__breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--bfa-blog-muted);font-size:11px;line-height:1.7}
.bfa-blog-single__breadcrumb a{color:inherit}.bfa-blog-single__breadcrumb a:hover{color:var(--bfa-blog-fg)}.bfa-blog-single__breadcrumb>span{opacity:.48}
.bfa-blog-single__meta{display:flex;align-items:center;flex-wrap:wrap;gap:9px;color:var(--bfa-blog-muted);font-size:11.5px;line-height:1.7}
.bfa-blog-single__meta>i{width:4px;height:4px;border-radius:50%;background:color-mix(in srgb,var(--bfa-blog-muted) 65%,transparent)}
.bfa-blog-single__categories{display:inline-flex;align-items:center;gap:5px}.bfa-blog-single__categories a,.bfa-blog-single__categories span{display:inline-flex;padding:4px 8px;border-radius:8px;background:color-mix(in srgb,var(--bfa-blog-soft) 82%,var(--bfa-blog-card));color:var(--bfa-blog-fg);font-size:10.5px;font-weight:650}
.bfa-blog-single__title{max-width:900px;margin:0!important;color:var(--bfa-blog-fg)!important;font-size:clamp(34px,4vw,52px)!important;line-height:1.25!important;letter-spacing:-1.4px!important;font-weight:720!important;text-align:right!important;text-wrap:balance}
.bfa-blog-single__excerpt{max-width:780px;margin:0!important;color:var(--bfa-blog-muted)!important;font-size:14px!important;line-height:1.9!important;text-align:right!important}
.bfa-blog-single__author{display:flex;align-items:center;gap:11px;margin-top:2px}.bfa-blog-single__author img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:1px solid var(--bfa-blog-border)}.bfa-blog-single__author>span{display:flex;flex-direction:column;gap:3px}.bfa-blog-single__author b{font-size:12.5px;font-weight:750}.bfa-blog-single__author small{color:var(--bfa-blog-muted);font-size:10.5px;line-height:1.55}
.bfa-blog-single__builder-empty{padding:18px;border:1px dashed var(--bfa-blog-border);border-radius:12px;background:var(--bfa-blog-card);color:var(--bfa-blog-muted);font-size:12px}

/* Main article layout */
.bfa-blog-single-main{padding:26px 0 56px;background:var(--bfa-blog-bg)}
.bfa-blog-single-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:clamp(28px,3.5vw,42px);align-items:start}
.bfa-blog-single-primary{min-width:0;max-width:none}
.bfa-blog-single-aside{min-width:0;position:sticky;top:104px}
.bfa-blog-single-featured-element{margin-bottom:0}.bfa-blog-single__featured{display:block;width:100%;margin:0;overflow:hidden;border:1px solid var(--bfa-blog-border);border-radius:16px;background:var(--bfa-blog-soft);box-shadow:0 18px 48px color-mix(in srgb,var(--bfa-blog-fg) 7%,transparent)}
.bfa-blog-single__featured img{display:block;width:100%;height:auto;max-height:640px;object-fit:cover}.bfa-blog-single__featured.is-placeholder{display:grid;aspect-ratio:16/8.7;place-items:center;color:var(--bfa-blog-muted);font-size:12px;border-style:dashed;box-shadow:none}

/* WordPress/Gutenberg article typography */
.bfa-blog-single__content{width:100%;min-width:0;color:var(--bfa-blog-fg);font-size:var(--bfa-blog-reading-font-size);line-height:1.95;overflow-wrap:anywhere}
.bfa-blog-single__content>*:first-child{margin-top:0}.bfa-blog-single__content>*:last-child{margin-bottom:0}
.bfa-blog-single__content p{margin:0 0 1.1em;color:color-mix(in srgb,var(--bfa-blog-fg) 82%,var(--bfa-blog-muted));font-size:1em;line-height:1.95}
.bfa-blog-single__content h2,.bfa-blog-single__content h3,.bfa-blog-single__content h4{scroll-margin-top:118px;color:var(--bfa-blog-fg)!important;text-align:right!important;letter-spacing:-.35px!important;font-weight:760!important;text-wrap:balance}
.bfa-blog-single__content h2{margin:1.75em 0 .62em!important;font-size:1.72em!important;line-height:1.55!important}.bfa-blog-single__content h3{margin:1.5em 0 .58em!important;font-size:1.34em!important;line-height:1.65!important}.bfa-blog-single__content h4{margin:1.35em 0 .52em!important;font-size:1.12em!important;line-height:1.7!important}
.bfa-blog-single__content ul,.bfa-blog-single__content ol{margin:0 0 1.45em;padding:0 1.35em 0 0;color:color-mix(in srgb,var(--bfa-blog-fg) 82%,var(--bfa-blog-muted))}.bfa-blog-single__content li{margin:.42em 0;line-height:1.95}.bfa-blog-single__content li::marker{color:var(--bfa-blog-muted)}
.bfa-blog-single__content a{color:color-mix(in srgb,var(--bfa-blog-fg) 88%,#2563eb);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.bfa-blog-single__content a:hover{color:#2563eb}
.bfa-blog-single__content strong{color:var(--bfa-blog-fg);font-weight:780}.bfa-blog-single__content hr{height:1px;margin:2.5em 0;border:0;background:var(--bfa-blog-border)}
.bfa-blog-single__content blockquote,.bfa-blog-single__content .wp-block-quote{margin:1.45em 0;padding:16px 18px;border:1px solid var(--bfa-blog-border);border-right:4px solid var(--bfa-blog-primary);border-radius:12px;background:color-mix(in srgb,var(--bfa-blog-soft) 52%,var(--bfa-blog-card));color:var(--bfa-blog-fg)}.bfa-blog-single__content blockquote p{margin:0;color:inherit}
.bfa-blog-single__content figure{max-width:100%;margin:1.5em 0}.bfa-blog-single__content figure img,.bfa-blog-single__content>img,.bfa-blog-single__content .wp-block-image img{display:block;max-width:100%;height:auto;border-radius:13px}.bfa-blog-single__content figcaption{margin-top:8px;color:var(--bfa-blog-muted);font-size:.75em;line-height:1.8;text-align:center}
.bfa-blog-single__content .wp-block-table{margin:1.5em 0;overflow-x:auto;border:1px solid var(--bfa-blog-border);border-radius:12px}.bfa-blog-single__content table{width:100%;min-width:560px;border-collapse:collapse;background:var(--bfa-blog-card);font-size:.86em}.bfa-blog-single__content th,.bfa-blog-single__content td{padding:11px 13px;border-bottom:1px solid var(--bfa-blog-border);text-align:right}.bfa-blog-single__content th{background:var(--bfa-blog-soft);font-weight:760}
.bfa-blog-single__content .wp-block-separator{border-color:var(--bfa-blog-border)}
.bfa-blog-single__content .wp-block-button__link{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:10px;background:var(--bfa-blog-fg);color:var(--bfa-blog-bg)!important;text-decoration:none}

/* Code blocks enhanced progressively by blog-single.js. Plain Gutenberg Code still works without JS. */
.bfa-blog-single__content pre{direction:ltr!important;position:relative;max-width:100%;margin:1.5em 0;padding:20px 18px;overflow:auto;border:1px solid #27272a;border-radius:13px;background:#111113;color:#f4f4f5;font:500 .82em/1.85 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,'Liberation Mono',monospace;text-align:left!important;tab-size:2;white-space:pre}
.bfa-blog-single__content pre code{display:block;min-width:max-content;padding:0;background:transparent;color:inherit;font:inherit;white-space:pre}
.bfa-code-shell{position:relative;margin:1.5em 0}.bfa-code-shell pre{margin:0!important;padding-top:52px!important}.bfa-code-shell__head{direction:rtl;position:absolute;z-index:2;top:8px;right:9px;left:9px;display:flex;align-items:center;justify-content:space-between;gap:10px;pointer-events:none}.bfa-code-shell__lang{display:inline-flex;min-height:28px;align-items:center;padding:4px 9px;border-radius:7px;background:#27272a;color:#a1a1aa;font:600 10px/1.4 'IRANSansXFaNum','IRANSansX',Tahoma,sans-serif}.bfa-code-shell__copy{pointer-events:auto;display:inline-flex;min-height:30px;align-items:center;gap:6px;padding:5px 10px;border:1px solid #3f3f46;border-radius:8px;background:#18181b;color:#f4f4f5;font:650 10px/1.4 'IRANSansXFaNum','IRANSansX',Tahoma,sans-serif;cursor:pointer;transition:.15s ease}.bfa-code-shell__copy:hover{background:#27272a}.bfa-code-shell__copy.is-copied{border-color:#3f6212;background:#1a2e05;color:#bef264}

/* Desktop table of contents */
.bfa-blog-single__toc-card{padding:17px;border:1px solid var(--bfa-blog-border);border-radius:14px;background:color-mix(in srgb,var(--bfa-blog-card) 92%,transparent);box-shadow:0 10px 32px color-mix(in srgb,var(--bfa-blog-fg) 4%,transparent)}
.bfa-blog-single__toc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--bfa-blog-border)}.bfa-blog-single__toc-head span{font-size:13px;font-weight:780}.bfa-blog-single__toc-head small{color:var(--bfa-blog-muted);font-size:9px}
.bfa-blog-single__toc-list{display:flex;flex-direction:column;gap:2px;margin-top:10px;max-height:calc(100vh - 220px);overflow:auto;scrollbar-width:thin}.bfa-blog-single__toc-list a{display:block;padding:7px 9px;border-radius:8px;color:var(--bfa-blog-muted);font-size:10.5px;line-height:1.65;transition:.15s ease}.bfa-blog-single__toc-list a[data-level="3"]{padding-right:20px;font-size:10px}.bfa-blog-single__toc-list a[data-level="4"]{padding-right:30px;font-size:9.5px}.bfa-blog-single__toc-list a:hover,.bfa-blog-single__toc-list a.is-active{background:var(--bfa-blog-soft);color:var(--bfa-blog-fg)}.bfa-blog-single__toc-list a.is-active{box-shadow:inset -2px 0 0 var(--bfa-blog-primary)}.bfa-blog-single__toc-empty{display:block;padding:10px 4px;color:var(--bfa-blog-muted);font-size:10px;line-height:1.8}

/* Related posts slider */
.bfa-blog-single-related-element{margin-top:46px;padding-top:26px;border-top:1px solid var(--bfa-blog-border)}
.bfa-blog-related{min-width:0}.bfa-blog-related__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.bfa-blog-related__head>div:first-child{display:flex;flex-direction:column;gap:5px}.bfa-blog-related__head span{color:var(--bfa-blog-muted);font-size:10px}.bfa-blog-related__head h2{margin:0!important;color:var(--bfa-blog-fg)!important;font-size:24px!important;line-height:1.55!important;font-weight:760!important}.bfa-blog-related__arrows{display:flex;gap:7px}.bfa-blog-related__arrows button{display:grid;width:38px;height:38px;place-items:center;border:1px solid var(--bfa-blog-border);border-radius:10px;background:var(--bfa-blog-card);color:var(--bfa-blog-fg);font:inherit;cursor:pointer}.bfa-blog-related__arrows button:hover{background:var(--bfa-blog-soft)}
.bfa-blog-related__viewport{width:100%;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:none;scroll-snap-type:x mandatory}.bfa-blog-related__viewport::-webkit-scrollbar{display:none}.bfa-blog-related__track{direction:rtl;display:flex;gap:14px;min-width:0}.bfa-blog-related__card{flex:0 0 min(340px,calc((100% - 28px)/3));display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--bfa-blog-border);border-radius:13px;background:var(--bfa-blog-card);scroll-snap-align:start;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.bfa-blog-related__card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--bfa-blog-fg) 24%,var(--bfa-blog-border));box-shadow:0 16px 38px color-mix(in srgb,var(--bfa-blog-fg) 6%,transparent)}.bfa-blog-related__media{display:block;aspect-ratio:1.68/1;overflow:hidden;background:var(--bfa-blog-soft)}.bfa-blog-related__media img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s ease}.bfa-blog-related__card:hover .bfa-blog-related__media img{transform:scale(1.02)}.bfa-blog-related__media.is-empty{display:grid;place-items:center;color:var(--bfa-blog-muted);font-size:30px;font-weight:800}.bfa-blog-related__body{display:flex;flex:1;flex-direction:column;padding:14px}.bfa-blog-related__meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px;color:var(--bfa-blog-muted);font-size:9px}.bfa-blog-related__body h3{margin:0 0 8px!important;color:var(--bfa-blog-fg)!important;font-size:13.5px!important;line-height:1.75!important;font-weight:720!important}.bfa-blog-related__body h3 a{color:inherit}.bfa-blog-related__body p{margin:0 0 12px!important;color:var(--bfa-blog-muted)!important;font-size:10.5px!important;line-height:1.8!important}.bfa-blog-related__read{margin-top:auto;padding-top:11px;border-top:1px solid var(--bfa-blog-border);color:var(--bfa-blog-fg)!important;font-size:10px;font-weight:700}.bfa-blog-related__read span{margin-right:4px;color:inherit}.bfa-blog-related__empty{padding:18px;border:1px dashed var(--bfa-blog-border);border-radius:12px;color:var(--bfa-blog-muted);font-size:11px}

/* Reading tools — desktop/tablet inline under featured image; mobile becomes the bottom reading bar. */
.bfa-blog-single-tools-element,.bfa-blog-tools-fallback-host{display:contents}
.bfa-blog-tools{position:relative;display:block;margin:14px 0 28px;--bfa-blog-quickbar-offset:0px}
.bfa-blog-tools__bar{position:static;display:flex;align-items:center;justify-content:flex-start;gap:8px;padding:8px 0 16px;border-bottom:1px solid var(--bfa-blog-border,#e4e4e7);background:transparent;box-shadow:none;direction:rtl}
.bfa-blog-tools__bar button{display:inline-flex;width:44px;height:44px;min-width:44px;align-items:center;justify-content:center;gap:7px;padding:0;border:1px solid var(--bfa-blog-border,#e4e4e7);border-radius:999px;background:var(--bfa-blog-card,#fff);color:var(--bfa-blog-fg,#09090b);font:inherit;cursor:pointer;transition:.15s ease}
.bfa-blog-tools__bar button:hover,.bfa-blog-tools__bar button:focus-visible{border-color:color-mix(in srgb,var(--bfa-blog-fg,#09090b) 30%,var(--bfa-blog-border,#e4e4e7));background:var(--bfa-blog-soft,#f4f4f5);outline:0}
.bfa-blog-tools__bar button.is-wide{width:auto;min-width:136px;padding:0 17px;border-color:transparent;background:var(--bfa-blog-soft,#f4f4f5);font-weight:760}
.bfa-blog-tools__bar svg{width:18px;height:18px;flex:0 0 18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.bfa-blog-tools__bar span{font-size:10px;font-weight:680;white-space:nowrap}.bfa-blog-tools__bar button:not(.is-wide) span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.bfa-blog-tools__sheet[hidden],.bfa-blog-tools__toast[hidden]{display:none!important}.bfa-blog-tools__sheet{position:absolute;z-index:90;top:58px;right:0;width:min(410px,calc(100vw - 36px));display:block}.bfa-blog-tools__backdrop{display:none}
.bfa-blog-tools__panel{position:relative;width:100%;max-height:min(66vh,560px);padding:19px;border:1px solid var(--bfa-blog-border,#e4e4e7);border-radius:16px;background:var(--bfa-blog-card,#fff);box-shadow:0 24px 70px rgba(9,9,11,.18);overflow:auto;direction:rtl}
.bfa-blog-tools__panel header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.bfa-blog-tools__panel h2{margin:0!important;color:var(--bfa-blog-fg,#09090b)!important;font-size:17px!important;line-height:1.6!important;font-weight:800!important}.bfa-blog-tools__panel header button{display:grid;width:38px;height:38px;place-items:center;border:0;border-radius:50%;background:var(--bfa-blog-soft,#f4f4f5);color:var(--bfa-blog-fg,#09090b);cursor:pointer}.bfa-blog-tools__panel header svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.bfa-blog-tools__panel>p{margin:-5px 0 16px!important;color:var(--bfa-blog-muted,#71717a)!important;font-size:11.5px!important;line-height:1.8!important}
.bfa-blog-tools__toc{display:flex;flex-direction:column}.bfa-blog-tools__toc a{padding:11px 0;border-bottom:1px solid var(--bfa-blog-border,#e4e4e7);color:var(--bfa-blog-fg,#09090b);font-size:11.5px;line-height:1.7}.bfa-blog-tools__toc a[data-level="3"]{padding-right:14px;color:var(--bfa-blog-muted,#71717a)}.bfa-blog-tools__toc a[data-level="4"]{padding-right:26px;color:var(--bfa-blog-muted,#71717a);font-size:10.5px}.bfa-blog-tools__toc a:last-child{border-bottom:0}
.bfa-blog-tools__font-control{padding:16px;border:1px solid var(--bfa-blog-border,#e4e4e7);border-radius:13px;background:var(--bfa-blog-soft,#f4f4f5)}.bfa-blog-tools__font-control>div{direction:ltr;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px}.bfa-blog-tools__font-control span{color:var(--bfa-blog-fg,#09090b);font-family:Georgia,serif}.bfa-blog-tools__font-control .is-small{font-size:14px}.bfa-blog-tools__font-control .is-large{font-size:21px}.bfa-blog-tools__font-control input{width:100%;accent-color:var(--bfa-blog-fg,#09090b)}.bfa-blog-tools__font-control output{display:block;margin-top:7px;color:var(--bfa-blog-muted,#71717a);font-size:10px;text-align:center}.bfa-blog-tools__confirm{display:inline-flex;align-items:center;justify-content:center;min-width:104px;min-height:42px;margin:16px 0 0 auto;padding:8px 18px;border:0;border-radius:10px;background:var(--bfa-blog-fg,#09090b);color:var(--bfa-blog-bg,#fff);font:inherit;font-size:11px;font-weight:800;line-height:1;text-align:center;cursor:pointer}
.bfa-blog-tools__toast{position:fixed;z-index:99990;left:50%;bottom:26px;transform:translateX(-50%);padding:9px 13px;border-radius:999px;background:var(--bfa-blog-fg,#09090b);color:var(--bfa-blog-bg,#fff);font-size:10px;font-weight:700;box-shadow:0 10px 30px rgba(0,0,0,.2);white-space:nowrap}
html.bfa-blog-sheet-open{overflow:visible}

@media(max-width:1024px){.bfa-blog-single-shell{width:min(calc(100% - 36px),1040px)}.bfa-blog-single-layout{grid-template-columns:minmax(0,1fr) 210px;gap:24px}.bfa-blog-single__title{font-size:clamp(34px,5.6vw,48px)!important}.bfa-blog-related__card{flex-basis:calc((100% - 14px)/2)}.bfa-blog-tools__bar{padding-bottom:14px}}
@media(max-width:767px){
  .bfa-blog-single-shell{width:calc(100% - 24px)}.bfa-blog-single-hero{padding:20px 0 18px}.bfa-blog-single__header{gap:10px}.bfa-blog-single__breadcrumb{font-size:9.5px}.bfa-blog-single__meta{gap:7px;font-size:9.5px}.bfa-blog-single__categories a,.bfa-blog-single__categories span{font-size:9px}.bfa-blog-single__title{font-size:28px!important;line-height:1.35!important;letter-spacing:-.65px!important}.bfa-blog-single__excerpt{font-size:12px!important;line-height:1.85!important}.bfa-blog-single__author img{width:40px;height:40px}.bfa-blog-single__author b{font-size:11.5px}.bfa-blog-single__author small{font-size:9.5px}
  .bfa-blog-single-main{padding:14px 0 calc(92px + var(--bfa-blog-quickbar-offset,0px) + env(safe-area-inset-bottom,0px))}.bfa-blog-single-layout{display:block}.bfa-blog-single-aside{display:none}.bfa-blog-single-featured-element{margin-bottom:0}.bfa-blog-single__featured{border-radius:12px;box-shadow:none}.bfa-blog-single__content p{margin-bottom:1em}
  .bfa-blog-single__content{font-size:var(--bfa-blog-reading-font-size);line-height:1.9}.bfa-blog-single__content p{line-height:1.9}.bfa-blog-single__content h2{margin-top:1.55em!important;font-size:1.48em!important}.bfa-blog-single__content h3{margin-top:1.35em!important;font-size:1.24em!important}.bfa-blog-single__content pre{font-size:.77em;padding-inline:14px}.bfa-code-shell pre{padding-top:50px!important}.bfa-blog-single__content .wp-block-table{margin-inline:-2px}
  .bfa-blog-single-related-element{margin-top:30px;padding-top:18px}.bfa-blog-related__head{align-items:center;margin-bottom:13px}.bfa-blog-related__head h2{font-size:19px!important}.bfa-blog-related__arrows button{width:34px;height:34px}.bfa-blog-related__track{gap:10px}.bfa-blog-related__card{flex-basis:min(82vw,310px)}.bfa-blog-related__body{padding:12px}
  .bfa-blog-tools{position:static;margin:0}.bfa-blog-tools__bar{position:fixed;z-index:99920;right:8px;left:8px;top:auto;bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 8px);display:grid;grid-template-columns:1.55fr repeat(3,52px);align-items:center;gap:4px;min-height:58px;padding:5px;border:1px solid var(--bfa-blog-border,#e4e4e7);border-radius:15px;background:color-mix(in srgb,var(--bfa-blog-card,#fff) 96%,transparent);box-shadow:0 12px 34px rgba(9,9,11,.13);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
  .bfa-blog-tools__bar button{width:48px;height:48px;min-width:48px;border:0;background:transparent}.bfa-blog-tools__bar button.is-wide{width:auto;min-width:0;height:48px;padding:0 12px;background:var(--bfa-blog-soft,#f4f4f5)}.bfa-blog-tools__bar button.is-wide span{position:static;width:auto;height:auto;margin:0;overflow:visible;clip:auto;font-size:10px}.bfa-blog-tools__bar svg{width:19px;height:19px}.bfa-blog-tools__sheet{position:fixed;z-index:99960;inset:0;width:auto}.bfa-blog-tools__backdrop{position:absolute;inset:0;display:block;width:100%;height:100%;border:0;background:rgba(9,9,11,.36);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
  .bfa-blog-tools__panel{position:absolute;right:8px;left:8px;bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 76px);width:auto;max-height:min(68vh,560px);padding:18px;border-radius:20px}.bfa-blog-tools__toast{bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 82px)}
}
@media(max-width:420px){.bfa-blog-single__title{font-size:26px!important}.bfa-blog-tools__bar{grid-template-columns:1.48fr repeat(3,48px)}.bfa-blog-related__card{flex-basis:86vw}}
@media(prefers-reduced-motion:reduce){.bfa-blog-related__card,.bfa-blog-related__media img,.bfa-code-shell__copy,.bfa-blog-tools__bar button{transition:none!important}.bfa-blog-related__viewport{scroll-behavior:auto!important}}


/* Blog Single 0.5.44.77 — desktop/tablet reading refinements. */
.bfa-blog-single{overflow:visible}
.bfa-blog-single-header-element{max-width:none}
.bfa-blog-single__header{display:block}
.bfa-blog-single__header-grid{display:grid;grid-template-columns:minmax(0,1fr) 286px;gap:clamp(38px,5vw,76px);align-items:center;width:100%}
.bfa-blog-single__header-main{display:flex;min-width:0;flex-direction:column;align-items:flex-start;gap:14px}
.bfa-blog-single__overview{position:relative;display:flex;min-height:214px;flex-direction:column;justify-content:center;gap:10px;padding:20px;border:1px solid var(--bfa-blog-border);border-radius:16px;background:linear-gradient(145deg,var(--bfa-blog-card),color-mix(in srgb,var(--bfa-blog-soft) 72%,var(--bfa-blog-card)));overflow:hidden}
.bfa-blog-single__overview:before{content:"";position:absolute;top:-48px;left:-36px;width:126px;height:126px;border-radius:50%;background:var(--bfa-blog-primary);opacity:.24;pointer-events:none}
.bfa-blog-single__overview-kicker{position:relative;z-index:1;color:var(--bfa-blog-muted);font-size:10px;font-weight:700}
.bfa-blog-single__overview>strong{position:relative;z-index:1;color:var(--bfa-blog-fg);font-size:14px;line-height:1.75;font-weight:800}
.bfa-blog-single__overview-stats{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:2px}
.bfa-blog-single__overview-stats>span{display:flex;min-height:62px;flex-direction:column;justify-content:center;gap:2px;padding:9px 10px;border:1px solid var(--bfa-blog-border);border-radius:11px;background:color-mix(in srgb,var(--bfa-blog-card) 82%,transparent)}
.bfa-blog-single__overview-stats b{font-size:17px;line-height:1.25}.bfa-blog-single__overview-stats small,.bfa-blog-single__overview-updated small{color:var(--bfa-blog-muted);font-size:9px;line-height:1.6}
.bfa-blog-single__overview-updated{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:9px;border-top:1px solid var(--bfa-blog-border)}
.bfa-blog-single__overview-updated time{font-size:9.5px;font-weight:700;white-space:nowrap}

/* Desktop TOC: one page scroll, no nested scroll container. */
.bfa-blog-single-layout{grid-template-columns:minmax(0,1fr) 292px;gap:clamp(30px,3.4vw,46px)}
.bfa-blog-single-aside{position:sticky;top:18px;height:max-content;align-self:start;overflow:visible}
body.admin-bar .bfa-blog-single-aside{top:50px}
.bfa-blog-single__toc-card{padding:20px;border-radius:16px;box-shadow:0 12px 34px color-mix(in srgb,var(--bfa-blog-fg) 5%,transparent)}
.bfa-blog-single__toc-head{padding-bottom:14px}.bfa-blog-single__toc-head span{font-size:14px}.bfa-blog-single__toc-head small{font-size:9.5px}
.bfa-blog-single__toc-list{gap:3px;margin-top:12px;max-height:none!important;overflow:visible!important;scrollbar-width:auto}
.bfa-blog-single__toc-list a{padding:8px 10px;font-size:11px;line-height:1.75}.bfa-blog-single__toc-list a[data-level="3"]{padding-right:22px;font-size:10.5px}.bfa-blog-single__toc-list a[data-level="4"]{padding-right:34px;font-size:10px}

/* Reading tools are sticky after their natural position. Sheets are non-blocking. */
@media(min-width:768px){
  .bfa-blog-tools{position:sticky;z-index:84;top:14px;margin:12px 0 24px}
  body.admin-bar .bfa-blog-tools{top:46px}
  .bfa-blog-tools__bar{min-height:56px;padding:6px 8px;border:1px solid var(--bfa-blog-border);border-radius:14px;background:color-mix(in srgb,var(--bfa-blog-card) 94%,transparent);box-shadow:0 8px 28px color-mix(in srgb,var(--bfa-blog-fg) 7%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
  .bfa-blog-tools__sheet{top:64px;pointer-events:none}
  .bfa-blog-tools__panel{pointer-events:auto}
  .bfa-blog-tools__backdrop{pointer-events:none!important}
}
@media(min-width:1025px){
  .bfa-blog-tools__bar button[data-bfa-open-sheet="toc"]{display:none!important}
}

/* Code editor-like blocks: English controls, Linux-friendly monospace, lightweight syntax tokens. */
.bfa-code-shell{direction:ltr;position:relative;margin:1.65em 0;overflow:hidden;border:1px solid #303036;border-radius:12px;background:#0d0d10;box-shadow:0 12px 30px rgba(0,0,0,.08)}
.bfa-code-shell__head{direction:ltr;position:static;display:flex;min-height:42px;align-items:center;justify-content:space-between;gap:12px;padding:7px 10px 7px 14px;border-bottom:1px solid #303036;background:#242427;pointer-events:auto}
.bfa-code-shell__lang{display:inline-flex;min-height:auto;align-items:center;padding:0;border-radius:0;background:transparent;color:#b8b8c2;font:600 11px/1.4 'Ubuntu Mono','Liberation Mono','DejaVu Sans Mono',ui-monospace,monospace;letter-spacing:.03em}
.bfa-code-shell__copy{display:inline-flex;min-height:30px;align-items:center;justify-content:center;gap:6px;padding:5px 9px;border:1px solid #3b3b42;border-radius:8px;background:#2c2c31;color:#ececf1;font:600 10px/1.2 'Ubuntu Mono','Liberation Mono','DejaVu Sans Mono',ui-monospace,monospace;cursor:pointer;transition:.15s ease}
.bfa-code-shell__copy svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.bfa-code-shell__copy:hover{background:#37373e}.bfa-code-shell__copy.is-copied{border-color:#3f6212;background:#1a2e05;color:#bef264}
.bfa-code-shell pre,.bfa-blog-single__content .bfa-code-shell pre{margin:0!important;padding:10px 0!important;border:0!important;border-radius:0!important;background:#0d0d10!important;color:#e5e7eb!important;box-shadow:none!important;overflow:auto;font:500 .82em/1.72 'Ubuntu Mono','Liberation Mono','DejaVu Sans Mono','Cascadia Code','Fira Code',ui-monospace,monospace!important;text-align:left!important;tab-size:2}
.bfa-code-shell pre code{display:block;min-width:max-content;padding:0!important;background:transparent!important;color:inherit!important;font:inherit!important;white-space:normal!important}
.bfa-code-line{display:grid;grid-template-columns:44px minmax(max-content,1fr);min-height:1.72em;align-items:start}.bfa-code-line:hover{background:#141419}
.bfa-code-ln{position:sticky;left:0;display:block;padding:0 12px 0 8px;border-right:1px solid #25252b;background:#0d0d10;color:#555563;text-align:right;user-select:none;-webkit-user-select:none}.bfa-code-src{display:block;padding:0 18px;white-space:pre;color:#e5e7eb}
.bfa-token--comment{color:#6b7280;font-style:italic}.bfa-token--string{color:#a7f3d0}.bfa-token--number{color:#fbbf24}.bfa-token--keyword{color:#c4b5fd}.bfa-token--boolean{color:#fb7185}.bfa-token--function{color:#67e8f9}.bfa-token--property{color:#93c5fd}.bfa-token--variable{color:#f9a8d4}.bfa-token--atrule{color:#f0abfc}.bfa-token--selector{color:#86efac}.bfa-token--tag{color:#fb7185}.bfa-token--entity{color:#fbbf24}

/* Tables: shadcn-like borders, readable header and horizontal mobile overflow. */
.bfa-blog-single__content .wp-block-table{position:relative;margin:1.7em 0;overflow-x:auto;border:1px solid var(--bfa-blog-border);border-radius:13px;background:var(--bfa-blog-card);box-shadow:0 8px 24px color-mix(in srgb,var(--bfa-blog-fg) 4%,transparent);-webkit-overflow-scrolling:touch}
.bfa-blog-single__content table{width:100%;min-width:680px;border:0!important;border-collapse:separate!important;border-spacing:0;background:var(--bfa-blog-card);font-size:.86em}
.bfa-blog-single__content th,.bfa-blog-single__content td{padding:12px 14px;border:0!important;border-left:1px solid var(--bfa-blog-border)!important;border-bottom:1px solid var(--bfa-blog-border)!important;vertical-align:top;text-align:right;line-height:1.75}
.bfa-blog-single__content th:last-child,.bfa-blog-single__content td:last-child{border-left:0!important}.bfa-blog-single__content tbody tr:last-child td{border-bottom:0!important}
.bfa-blog-single__content thead th{background:color-mix(in srgb,var(--bfa-blog-soft) 82%,var(--bfa-blog-card));color:var(--bfa-blog-fg);font-weight:800}.bfa-blog-single__content tbody tr:nth-child(even) td{background:color-mix(in srgb,var(--bfa-blog-soft) 34%,var(--bfa-blog-card))}

/* Four recommended articles are visible on wide desktop; slider remains functional for overflow. */
@media(min-width:1180px){.bfa-blog-related__track{gap:12px}.bfa-blog-related__card{flex-basis:calc((100% - 36px)/4);max-width:none}}

/* Tablet: no permanent TOC column; article uses the full shell. TOC stays available from sticky tools. */
@media(min-width:768px) and (max-width:1024px){
  .bfa-blog-single__header-grid{display:block}.bfa-blog-single__overview{display:none}
  .bfa-blog-single-layout{display:block}.bfa-blog-single-aside{display:none!important}.bfa-blog-single-primary{width:100%;max-width:none}
  .bfa-blog-tools{top:12px}.admin-bar .bfa-blog-tools{top:58px}
  .bfa-blog-tools__bar button[data-bfa-open-sheet="toc"]{display:inline-flex!important}
}

@media(max-width:767px){
  .bfa-blog-single__header-grid{display:block}.bfa-blog-single__header-main{gap:10px}.bfa-blog-single__overview{display:none}
  .bfa-code-shell{border-radius:11px}.bfa-code-shell__head{min-height:39px;padding:6px 8px 6px 11px}.bfa-code-shell__copy{min-height:28px;padding-inline:8px}.bfa-code-line{grid-template-columns:36px minmax(max-content,1fr)}.bfa-code-ln{padding-inline:7px}.bfa-code-src{padding-inline:12px}
}
/* Open reading panels never lock the document scroll; mobile bar visuals remain unchanged. */
.bfa-blog-tools__sheet{pointer-events:none}
.bfa-blog-tools__panel{pointer-events:auto}
.bfa-blog-tools__backdrop{pointer-events:none!important}


/* Blog Single 0.5.44.78 — compact desktop hero/tools, reliable TOC sticky, tablet bottom tools. */
@media(min-width:1025px){
  .bfa-blog-single-hero{padding:28px 0 22px}
  .bfa-blog-single__header-grid{grid-template-columns:minmax(0,1fr) 348px;gap:clamp(34px,4vw,64px);align-items:center}
  .bfa-blog-single__header-main{gap:12px}
  .bfa-blog-single__overview{min-height:0;gap:12px;padding:16px 17px;border-radius:15px}
  .bfa-blog-single__overview:before{top:-58px;left:-42px;width:132px;height:132px;opacity:.2}
  .bfa-blog-single__overview-author{position:relative;z-index:1;display:flex;align-items:center;gap:10px;padding-bottom:11px;border-bottom:1px solid var(--bfa-blog-border)}
  .bfa-blog-single__overview-author img{width:42px;height:42px;flex:0 0 42px;border:1px solid var(--bfa-blog-border);border-radius:50%;object-fit:cover;background:var(--bfa-blog-soft)}
  .bfa-blog-single__overview-author>span{display:flex;min-width:0;flex-direction:column;gap:1px}.bfa-blog-single__overview-author small{color:var(--bfa-blog-muted);font-size:8.5px}.bfa-blog-single__overview-author b{overflow:hidden;color:var(--bfa-blog-fg);font-size:11.5px;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.bfa-blog-single__overview-author em{overflow:hidden;color:var(--bfa-blog-muted);font-size:8.5px;font-style:normal;line-height:1.55;text-overflow:ellipsis;white-space:nowrap}
  .bfa-blog-single__overview-stats{grid-template-columns:repeat(3,1fr);gap:6px;margin-top:0}
  .bfa-blog-single__overview-stats>span{min-height:52px;gap:1px;padding:7px 5px;text-align:center}.bfa-blog-single__overview-stats b{font-size:14px}.bfa-blog-single__overview-stats small{font-size:8px}
  .bfa-blog-single__overview-updated{padding-top:8px}.bfa-blog-single__overview-updated small{font-size:8.5px}.bfa-blog-single__overview-updated time{font-size:8.8px}
  .bfa-blog-single__author{display:none!important}

  .bfa-blog-single-main,.bfa-blog-single-shell,.bfa-blog-single-layout,.bfa-blog-single-primary{overflow:visible!important}
  .bfa-blog-single-layout{grid-template-columns:minmax(0,1fr) 300px;gap:clamp(30px,3.5vw,48px)}
  .bfa-blog-single-aside{position:sticky!important;top:var(--bfa-blog-toc-top,18px)!important;height:max-content!important;align-self:start!important;overflow:visible!important;will-change:top}
  body.admin-bar .bfa-blog-single-aside{top:var(--bfa-blog-toc-top,50px)!important}
  .bfa-blog-single__toc-card{padding:16px 17px;border-radius:14px}
  .bfa-blog-single__toc-head{padding-bottom:10px}.bfa-blog-single__toc-head span{font-size:13px}.bfa-blog-single__toc-head small{font-size:8.5px}
  .bfa-blog-single__toc-list{gap:1px;margin-top:8px}
  .bfa-blog-single__toc-list a{display:-webkit-box;padding:5px 8px;overflow:hidden;font-size:10px;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:2}
  .bfa-blog-single__toc-list a[data-level="3"]{padding-right:18px;font-size:9.5px}.bfa-blog-single__toc-list a[data-level="4"]{padding-right:28px;font-size:9px}

  .bfa-blog-tools{top:var(--bfa-blog-tools-top,14px);width:max-content;max-width:100%;margin:10px 0 22px 0}
  body.admin-bar .bfa-blog-tools{top:var(--bfa-blog-tools-top,46px)}
  .bfa-blog-tools__bar{width:max-content;min-height:50px;padding:5px 7px;border-radius:999px}
  .bfa-blog-tools__bar button{width:40px;height:40px;min-width:40px}.bfa-blog-tools__bar svg{width:17px;height:17px}
  .bfa-blog-tools__sheet{right:0;width:min(390px,calc(100vw - 40px))}
}

/* Publication date in the compact meta row is intentionally omitted; update date lives in the overview card. */

@media(min-width:768px) and (max-width:1024px){
  .bfa-blog-single-main{padding-bottom:calc(92px + var(--bfa-blog-quickbar-offset,0px) + env(safe-area-inset-bottom,0px))}
  .bfa-blog-tools{position:static!important;margin:0!important;width:auto!important;max-width:none!important}
  .bfa-blog-tools__bar{position:fixed!important;z-index:99920;top:auto!important;right:50%!important;left:auto!important;bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 10px)!important;transform:translateX(50%);display:grid;width:min(620px,calc(100% - 32px));grid-template-columns:1.55fr repeat(3,52px);align-items:center;gap:4px;min-height:58px;padding:5px!important;border:1px solid var(--bfa-blog-border,#e4e4e7)!important;border-radius:15px!important;background:color-mix(in srgb,var(--bfa-blog-card,#fff) 96%,transparent)!important;box-shadow:0 12px 34px rgba(9,9,11,.13)!important;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
  .bfa-blog-tools__bar button{width:48px;height:48px;min-width:48px;border:0;background:transparent}.bfa-blog-tools__bar button.is-wide{display:inline-flex!important;width:auto;min-width:0;height:48px;padding:0 12px;background:var(--bfa-blog-soft,#f4f4f5)}.bfa-blog-tools__bar button.is-wide span{position:static;width:auto;height:auto;margin:0;overflow:visible;clip:auto;font-size:10px}.bfa-blog-tools__bar svg{width:19px;height:19px}
  .bfa-blog-tools__sheet{position:fixed!important;z-index:99960;inset:0!important;width:auto!important;pointer-events:none}
  .bfa-blog-tools__panel{position:absolute;right:50%;left:auto;bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 78px);width:min(620px,calc(100% - 32px));max-height:min(68vh,560px);transform:translateX(50%);padding:18px;border-radius:20px;pointer-events:auto}
  .bfa-blog-tools__backdrop{display:none!important;pointer-events:none!important}.bfa-blog-tools__toast{bottom:calc(var(--bfa-blog-quickbar-offset,0px) + 86px)}
}


/* Blog Single 0.5.44.79 — readable desktop TOC + sticky offset below the live header stack. */
@media(min-width:1025px){
  .bfa-blog-single-aside{top:var(--bfa-blog-toc-top,104px)!important;will-change:auto}
  body.admin-bar .bfa-blog-single-aside{top:var(--bfa-blog-toc-top,136px)!important}
  .bfa-blog-single__toc-card{padding:19px 19px 20px;border-radius:15px}
  .bfa-blog-single__toc-head{padding-bottom:13px}
  .bfa-blog-single__toc-head span{font-size:15px;font-weight:800;line-height:1.55}
  .bfa-blog-single__toc-head small{font-size:10px;line-height:1.7}
  .bfa-blog-single__toc-list{gap:4px;margin-top:12px}
  .bfa-blog-single__toc-list a{display:block;padding:8px 10px;overflow:visible;font-size:12.5px;line-height:1.8;-webkit-line-clamp:unset}
  .bfa-blog-single__toc-list a[data-level="3"]{padding-right:22px;font-size:12px}
  .bfa-blog-single__toc-list a[data-level="4"]{padding-right:34px;font-size:11.5px}
  .bfa-blog-single__toc-list a:hover,.bfa-blog-single__toc-list a.is-active{background:color-mix(in srgb,var(--bfa-blog-soft) 82%,var(--bfa-blog-card));}
  .bfa-blog-single__content :is(h2,h3,h4){scroll-margin-top:var(--bfa-blog-anchor-top,136px)}
}


/* Blog Single 0.5.44.80 — smart long TOC follows the page scroll; desktop reading tools are no longer sticky. */
@media(min-width:1025px){
  /* The sidebar rail stretches with the article. The TOC card moves inside this rail via the main page scroll (no nested scrollbar). */
  .bfa-blog-single-aside,
  body.admin-bar .bfa-blog-single-aside{
    position:relative!important;
    top:auto!important;
    align-self:stretch!important;
    height:auto!important;
    overflow:visible!important;
  }
  .bfa-blog-single-aside.is-smart-toc .bfa-blog-single__toc-card{
    position:absolute!important;
    top:0;
    right:0;
    left:0;
    width:100%;
    margin:0;
  }
  /* Desktop tools live below the featured image in normal document flow. Sheets remain anchored to this local wrapper. */
  .bfa-blog-tools,
  body.admin-bar .bfa-blog-tools{
    position:relative!important;
    top:auto!important;
    z-index:84;
  }
}

/* Blog Single 0.5.44.81 — smoother smart TOC motion without changing its scroll model. */
@media(min-width:1025px){
  .bfa-blog-single-aside.is-smart-toc .bfa-blog-single__toc-card{
    transition:transform 110ms cubic-bezier(.22,.61,.36,1);
    will-change:transform;
    backface-visibility:hidden;
    transform:translateZ(0);
  }
}
@media(prefers-reduced-motion:reduce){
  .bfa-blog-single-aside.is-smart-toc .bfa-blog-single__toc-card{transition:none!important}
}