/* TechSunil Blog: listing grid, cards, pagination and single post template */
:root{
	--tsb-primary:#4f46e5;
	--tsb-primary-dark:#4338ca;
	--tsb-secondary:#9333ea;
	--tsb-ink:#111827;
	--tsb-muted:#4b5563;
	--tsb-surface:#f9fafb;
	--tsb-border:#e5e7eb;
	--tsb-radius:16px;
	--tsb-shadow:0 10px 30px rgba(15,23,42,.10);
}

 .ast-container {
        max-width: 1200px !important;
    }
    
.screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;word-wrap:normal!important}
.tsb-blog,.tsb-single,.tsb-related{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--tsb-ink)}
.tsb-blog *,.tsb-single *,.tsb-related *{box-sizing:border-box}
.tsb-blog a:focus-visible,.tsb-single a:focus-visible,.tsb-single button:focus-visible,.tsb-single summary:focus-visible{outline:3px solid #f59e0b;outline-offset:3px;border-radius:6px}

/* ---------- Grid: 3 / 2 / 1 columns ---------- */
.tsb-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
@media (max-width:1024px){.tsb-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}}
@media (max-width:640px){.tsb-grid{grid-template-columns:1fr;gap:20px}}
.tsb-grid-wrap{position:relative;min-height:200px}
.tsb-blog.is-loading .tsb-grid{opacity:.45;transition:opacity .2s ease}
.tsb-empty{grid-column:1/-1;text-align:center;color:var(--tsb-muted);padding:40px 0}

/* ---------- Card ---------- */
.tsb-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--tsb-border);border-radius:var(--tsb-radius);overflow:hidden;height:100%;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.tsb-card:hover,.tsb-card:focus-within{transform:translateY(-4px);box-shadow:var(--tsb-shadow);border-color:#c7d2fe}
.tsb-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--tsb-primary),var(--tsb-secondary))}
.tsb-card__img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tsb-card:hover .tsb-card__img{transform:scale(1.04)}
.tsb-card__placeholder{display:flex;width:100%;height:100%;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:44px}
.tsb-card__body{display:flex;flex-direction:column;gap:12px;padding:22px;flex:1}
.tsb-pill{align-self:flex-start;display:inline-block;background:#eef2ff;color:var(--tsb-primary-dark);font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;text-decoration:none;padding:5px 12px;border-radius:999px}
.tsb-pill:hover{background:var(--tsb-primary);color:#fff}
.tsb-pill--light{background:rgba(255,255,255,.95);color:var(--tsb-primary-dark)}
.tsb-card__title{margin:0;font-size:20px;line-height:1.3;font-weight:700}
.tsb-card__title a{color:var(--tsb-ink);text-decoration:none;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.tsb-card__title a:hover{color:var(--tsb-primary)}
.tsb-card__excerpt{margin:0;color:var(--tsb-muted);font-size:15px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.tsb-card__foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--tsb-border);display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;justify-content:space-between;font-size:13px;color:var(--tsb-muted)}
.tsb-card__meta{display:inline-flex;gap:6px;align-items:center}
.tsb-card__more{color:var(--tsb-primary-dark);font-weight:700;text-decoration:none}
.tsb-card__more:hover{color:var(--tsb-secondary);text-decoration:underline}

/* ---------- Loader and error ---------- */
.tsb-loader{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.tsb-loader[hidden]{display:none}
.tsb-spinner{width:44px;height:44px;border-radius:50%;border:4px solid #c7d2fe;border-top-color:var(--tsb-primary);animation:tsb-spin .8s linear infinite}
@keyframes tsb-spin{to{transform:rotate(360deg)}}
.tsb-error{margin:20px 0 0;padding:14px 18px;border-radius:12px;background:#fef2f2;color:#991b1b;border:1px solid #fecaca;font-weight:600}
.tsb-error[hidden]{display:none}

/* ---------- Pagination ---------- */
.tsb-pagination-wrap{margin-top:36px}
.tsb-pagination ul{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;list-style:none;margin:0;padding:0}
.tsb-pagination li{margin:0;padding:0}
.tsb-page{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:0 16px;border-radius:12px;border:1px solid var(--tsb-border);background:#fff;color:var(--tsb-ink);font-weight:600;font-size:15px;text-decoration:none;transition:background .2s ease,color .2s ease,border-color .2s ease;gap:6px}
a.tsb-page:hover{background:#eef2ff;border-color:#c7d2fe;color:var(--tsb-primary-dark)}
.tsb-page.is-current{background:linear-gradient(90deg,var(--tsb-primary),var(--tsb-secondary));border-color:transparent;color:#fff}
.tsb-page.is-disabled{opacity:.45;cursor:not-allowed}
.tsb-page--gap{border:0;background:transparent;min-width:24px;padding:0}
.tsb-blog.is-loading .tsb-pagination a{pointer-events:none;opacity:.6}

/* ---------- Single post ---------- */
.tsb-single{width:100%;max-width:1200px;margin:0 auto;padding:32px 20px 64px;flex:1 1 100%}
.tsb-hero{background:linear-gradient(135deg,var(--tsb-primary),var(--tsb-secondary));color:#fff;border-radius:24px;padding:40px 44px 96px}
.tsb-breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 0 20px;padding:0;font-size:14px;color:#e0e7ff}
.tsb-breadcrumbs li{margin:0}
.tsb-breadcrumbs li+li::before{content:"/";margin-right:6px;opacity:.7}
.tsb-breadcrumbs a{color:#fff;text-decoration:underline;text-underline-offset:3px}
.tsb-breadcrumbs [aria-current]{display:none}
.tsb-hero__cats{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.tsb-title{margin:0 0 14px;color:#fff;font-size:clamp(28px,4.4vw,46px);line-height:1.15;font-weight:800;letter-spacing:-.01em;max-width:22em}
.tsb-lead{margin:0 0 18px;max-width:46em;font-size:clamp(16px,2vw,19px);line-height:1.6;color:#eef2ff}
.tsb-byline{display:flex;flex-wrap:wrap;gap:8px 12px;margin:0;font-size:15px;color:#e0e7ff}
.tsb-featured{margin:-64px 20px 0;position:relative;z-index:1;border-radius:20px;overflow:hidden;box-shadow:var(--tsb-shadow);background:#fff;aspect-ratio:1200/630}
.tsb-featured__img{display:block;width:100%;height:100%;object-fit:cover}

.tsb-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;margin-top:40px;align-items:start}
.tsb-body{grid-column:1;grid-row:1;min-width:0;background:#fff;border:1px solid var(--tsb-border);border-radius:20px;padding:40px}
.tsb-toc{grid-column:2;grid-row:1;position:sticky;top:110px;background:var(--tsb-surface);border:1px solid var(--tsb-border);border-radius:16px;padding:18px 20px;max-height:calc(100vh - 140px);overflow:auto}
.tsb-toc summary{cursor:pointer;font-weight:800;font-size:16px;color:var(--tsb-ink);list-style:revert}
.tsb-toc ol{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:2px}
.tsb-toc li{margin:0}
.tsb-toc a{display:block;padding:6px 10px;border-radius:8px;color:var(--tsb-muted);text-decoration:none;font-size:14px;line-height:1.4}
.tsb-toc a:hover,.tsb-toc a.is-active{background:#eef2ff;color:var(--tsb-primary-dark)}
.tsb-toc a.is-active{font-weight:700}
.tsb-toc__l3 a{padding-left:24px;font-size:13px}

/* Article typography */
.tsb-content{font-size:18px;line-height:1.8;color:#1f2937}
.tsb-content>*:first-child{margin-top:0}
.tsb-content p{margin:0 0 1.2em}
.tsb-content h2{font-size:clamp(24px,3vw,31px);line-height:1.25;margin:2em 0 .6em;color:var(--tsb-ink);font-weight:800;scroll-margin-top:110px}
.tsb-content h3{font-size:clamp(19px,2.4vw,23px);line-height:1.3;margin:1.6em 0 .5em;color:var(--tsb-ink);font-weight:700;scroll-margin-top:110px}
.tsb-content a{color:var(--tsb-primary-dark);text-decoration:underline;text-underline-offset:3px}
.tsb-content a:hover{color:var(--tsb-secondary)}
.tsb-content ul,.tsb-content ol{margin:0 0 1.4em;padding-left:1.4em}
.tsb-content li{margin:.4em 0}
.tsb-content img{max-width:100%;height:auto;border-radius:12px}
.tsb-content table{width:100%;border-collapse:collapse;margin:0 0 1.4em;display:block;overflow-x:auto}
.tsb-content th,.tsb-content td{border:1px solid var(--tsb-border);padding:10px 14px;text-align:left}
.tsb-content th{background:var(--tsb-surface)}
.tsb-content blockquote{margin:1.5em 0;padding:14px 20px;border-left:4px solid var(--tsb-primary);background:var(--tsb-surface);border-radius:0 12px 12px 0;color:var(--tsb-muted)}
.tsb-callout{margin:1.6em 0;padding:16px 20px;border-radius:12px;border-left:5px solid var(--tsb-primary);background:#eef2ff;color:#312e81;font-size:17px;line-height:1.6}
.tsb-callout.tsb-note{background:#eff6ff;border-color:#2563eb;color:#1e3a8a}
.tsb-callout.tsb-warning{background:#fffbeb;border-color:#d97706;color:#78350f}
.tsb-prompt{margin:0 0 1.4em;padding:18px 20px;border-radius:12px;background:#0f172a;color:#e5e7eb;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;line-height:1.65;white-space:pre-wrap;overflow-x:auto}

/* FAQ */
.tsb-faq{margin-top:48px}
.tsb-faq h2,.tsb-share h2,.tsb-related>h2{font-size:clamp(22px,2.6vw,28px);margin:0 0 16px;font-weight:800;color:var(--tsb-ink)}
.tsb-faq__item{border:1px solid var(--tsb-border);border-radius:12px;margin:0 0 10px;background:#fff}
.tsb-faq__item summary{cursor:pointer;padding:16px 20px;font-weight:700;font-size:17px;color:var(--tsb-ink)}
.tsb-faq__item[open] summary{color:var(--tsb-primary-dark)}
.tsb-faq__item p{margin:0;padding:0 20px 18px;color:var(--tsb-muted);line-height:1.7}

/* CTA */
.tsb-cta{margin-top:48px;padding:36px;border-radius:20px;background:linear-gradient(135deg,var(--tsb-primary),var(--tsb-secondary));color:#fff;text-align:center}
.tsb-cta h2{margin:0 0 10px;color:#fff;font-size:clamp(22px,3vw,30px);font-weight:800}
.tsb-cta p{margin:0 auto 18px;max-width:40em;color:#eef2ff;line-height:1.6}
.tsb-cta__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:0!important}
.tsb-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:999px;font-weight:700;text-decoration:none;font-size:16px;transition:transform .2s ease,background .2s ease}
.tsb-btn:hover{transform:translateY(-2px)}
.tsb-btn--light{background:#fff;color:var(--tsb-primary-dark)}
.tsb-btn--ghost{border:1px solid rgba(255,255,255,.7);color:#fff}
.tsb-btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff}

/* Share */
.tsb-share{margin-top:40px}
.tsb-share ul{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0}
.tsb-share__link{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--tsb-border);background:#fff;color:var(--tsb-ink);font:600 15px/1 inherit;font-family:inherit;text-decoration:none;cursor:pointer;transition:background .2s ease,color .2s ease}
.tsb-share__link:hover{background:var(--tsb-primary);border-color:var(--tsb-primary);color:#fff}

/* Previous / next */
.tsb-postnav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.tsb-postnav__link{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border:1px solid var(--tsb-border);border-radius:14px;text-decoration:none;color:var(--tsb-ink);background:var(--tsb-surface);transition:border-color .2s ease,box-shadow .2s ease}
.tsb-postnav__link:hover{border-color:#c7d2fe;box-shadow:var(--tsb-shadow)}
.tsb-postnav__next{text-align:right;grid-column:2}
.tsb-postnav__prev{grid-column:1}
.tsb-postnav__label{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--tsb-primary-dark)}
.tsb-postnav__title{font-weight:700;line-height:1.4}

/* Related */
.tsb-related{margin-top:64px}

/* Responsive */
@media (max-width:1024px){
	.tsb-layout{grid-template-columns:1fr;gap:20px}
	.tsb-body{grid-column:1;grid-row:2;padding:28px}
	.tsb-toc{grid-column:1;grid-row:1;position:static;max-height:none}
	.tsb-hero{padding:32px 28px 88px}
}
@media (max-width:640px){
	.tsb-single{padding:20px 14px 48px}
	.tsb-hero{border-radius:18px;padding:26px 20px 80px}
	.tsb-featured{margin:-56px 12px 0;border-radius:14px}
	.tsb-body{padding:22px 18px;border-radius:16px}
	.tsb-content{font-size:17px}
	.tsb-cta{padding:28px 20px}
	.tsb-postnav{grid-template-columns:1fr}
	.tsb-postnav__next,.tsb-postnav__prev{grid-column:1;text-align:left}
}
@media (prefers-reduced-motion:reduce){
	.tsb-card,.tsb-card__img,.tsb-btn,.tsb-page{transition:none}
	.tsb-card:hover{transform:none}
	.tsb-spinner{animation-duration:2s}
}