/* ============================================================
   Ashish Maurya — Blog styles
   Shared by the blog hub (index.html) and every article page.
   Mirrors the design tokens of the main site so the blog feels
   like a native part of ashishmaurya.co.in.
   ============================================================ */

/* ============== Tokens ============== */
:root {
  --bg: #FFFFFF;
  --bg-alt: #F7F8FE;
  --surface: #FFFFFF;
  --text: #0F172A;
  --text-2: #475569;
  --text-3: #94A3B8;
  --border: #E5E7F0;
  --indigo: #FF6A00;
  --violet: #FF8C00;
  --grad: linear-gradient(135deg, #FF6A00 0%, #FFB300 100%);
  --grad-soft: linear-gradient(135deg, rgba(255,106,0,0.10) 0%, rgba(255,140,0,0.10) 100%);
  --shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 20px 56px rgba(15, 23, 42, 0.10);
  --radius: 16px;
  --container: 1100px;
  --reading: 720px;
  --header-bg: rgba(255,255,255,0.82);
  --code-bg: #0E1726;
  --code-text: #E2E8F0;
  --code-inline-bg: #F1F2FA;
  --code-inline-text: #C2410C;
}

[data-theme="dark"] {
  --bg: #0A0806;
  --bg-alt: #141009;
  --surface: #1A140C;
  --text: #FFF8F0;
  --text-2: #C9BCAA;
  --text-3: #7E6F5C;
  --border: rgba(255,255,255,0.08);
  --grad-soft: linear-gradient(135deg, rgba(255,106,0,0.20) 0%, rgba(255,140,0,0.20) 100%);
  --shadow: 0 12px 32px rgba(0,0,0,0.30);
  --shadow-lg: 0 20px 56px rgba(0,0,0,0.45);
  --header-bg: rgba(10,8,6,0.82);
  --code-bg: #06080F;
  --code-text: #E2E8F0;
  --code-inline-bg: rgba(255,140,0,0.12);
  --code-inline-text: #FFB266;
}

/* ============== Reset / base ============== */
*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  color: var(--text); background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  transition: background-color .25s, color .25s;
}
h1,h2,h3,h4 { font-family: 'Poppins', sans-serif; line-height: 1.25; color: var(--text); margin: 0 0 14px; }
h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 800; letter-spacing: -0.5px; }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.8rem); font-weight: 700; margin-top: 40px; }
h3 { font-size: 1.2rem; font-weight: 700; margin-top: 28px; }
p { margin: 0 0 18px; color: var(--text-2); }
a { color: var(--indigo); text-decoration: none; transition: color .2s; }
a:hover { color: var(--violet); }
img { max-width: 100%; display: block; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ============== Header ============== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap { display: flex; align-items: center; gap: 16px; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); }
.brand-mark {
  width: 42px; height: 42px; border-radius: 11px; background: #FFFFFF;
  display: grid; place-items: center; overflow: hidden;
  box-shadow: 0 10px 24px rgba(255,106,0,.30); flex-shrink: 0;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand-mark .brand-mark-dark { display: none; }
[data-theme="dark"] .brand-mark { background: #1A1A1A; box-shadow: 0 10px 24px rgba(255,106,0,.22); }
[data-theme="dark"] .brand-mark .brand-mark-light { display: none; }
[data-theme="dark"] .brand-mark .brand-mark-dark { display: block; }
.brand-name { font-family: 'Poppins'; font-weight: 700; font-size: 1rem; line-height: 1; }
.brand-tag { font-size: 11px; color: var(--text-3); margin-top: 3px; }
.header-nav { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.header-nav a {
  color: var(--text-2); padding: 8px 14px; border-radius: 10px;
  font-weight: 500; font-size: .92rem;
}
.header-nav a:hover { color: var(--text); background: var(--bg-alt); }
.theme-toggle {
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: 10px; width: 40px; height: 40px; cursor: pointer;
  color: var(--text-2); display: grid; place-items: center;
  transition: color .2s, background .2s, transform .15s; flex-shrink: 0;
}
.theme-toggle:hover { color: var(--indigo); background: var(--grad-soft); transform: translateY(-1px); }
.theme-toggle i { transition: transform .35s cubic-bezier(.4,0,.2,1); }
.theme-toggle:active i { transform: rotate(180deg); }
@media (max-width: 640px) {
  .header-nav a:not(.home-link) { display: none; }
  .brand-tag { display: none; }
}

/* ============== Breadcrumb ============== */
.breadcrumb { font-size: .85rem; color: var(--text-3); margin: 28px 0 6px; }
.breadcrumb a { color: var(--text-3); }
.breadcrumb a:hover { color: var(--indigo); }
.breadcrumb .sep { margin: 0 8px; opacity: .6; }

/* ============== Article ============== */
.article-wrap { max-width: var(--reading); margin: 0 auto; padding: 0 24px 80px; }
.article-head { padding: 8px 0 8px; }
.eyebrow {
  display: inline-block; font-size: .75rem; font-weight: 700;
  color: var(--indigo); letter-spacing: 1.4px; text-transform: uppercase;
  background: var(--grad-soft); padding: 6px 12px; border-radius: 999px; margin-bottom: 16px;
}
.article-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  color: var(--text-3); font-size: .9rem; margin: 6px 0 26px;
}
.article-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--text-3); }
.article-meta .author { color: var(--text-2); font-weight: 600; }
.lede { font-size: 1.15rem; color: var(--text-2); line-height: 1.65; }

.article-body { font-size: 1.04rem; }
.article-body p { margin: 0 0 20px; }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 24px; }
.article-body li { margin-bottom: 8px; color: var(--text-2); }
.article-body strong { color: var(--text); font-weight: 650; }
.article-body h2 { scroll-margin-top: 88px; }
.article-body h3 { scroll-margin-top: 88px; }

.article-body blockquote {
  margin: 24px 0; padding: 14px 22px;
  border-left: 4px solid var(--indigo);
  background: var(--grad-soft); border-radius: 0 12px 12px 0;
  color: var(--text); font-size: 1.02rem;
}
.article-body blockquote p:last-child { margin-bottom: 0; }

/* Inline + block code */
.article-body :not(pre) > code {
  font-family: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--code-inline-bg); color: var(--code-inline-text);
  padding: 2px 7px; border-radius: 6px; font-size: .88em;
}
.article-body pre {
  background: var(--code-bg); color: var(--code-text);
  border-radius: 14px; padding: 20px 22px; overflow-x: auto;
  margin: 0 0 22px; font-size: .9rem; line-height: 1.6;
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--shadow);
}
.article-body pre code {
  font-family: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: none; color: inherit; padding: 0; font-size: inherit;
  white-space: pre;
}
.article-body pre .c-key { color: #FF9E64; }     /* keywords  */
.article-body pre .c-type { color: #7DCFFF; }     /* types     */
.article-body pre .c-str { color: #9ECE6A; }      /* strings   */
.article-body pre .c-com { color: #6B7280; font-style: italic; } /* comments */
.article-body pre .c-num { color: #E0AF68; }      /* numbers   */

.article-body figure { margin: 22px 0; }
.article-body figcaption { font-size: .85rem; color: var(--text-3); text-align: center; margin-top: 8px; }
.article-body hr { border: none; border-top: 1px solid var(--border); margin: 36px 0; }

.takeaways {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 26px; margin: 30px 0;
  box-shadow: var(--shadow);
}
.takeaways h3 { margin-top: 0; display: flex; align-items: center; gap: 10px; }
.takeaways h3 i { color: var(--indigo); }
.takeaways ul { margin-bottom: 0; }

/* ============== Author box ============== */
.author-box {
  display: flex; gap: 18px; align-items: center;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 24px; margin: 40px 0 0;
  box-shadow: var(--shadow);
}
.author-box img { width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0; object-fit: cover; }
.author-box .who { font-family: 'Poppins'; font-weight: 700; font-size: 1.05rem; margin: 0; color: var(--text); }
.author-box .role { color: var(--violet); font-weight: 600; font-size: .88rem; margin: 2px 0 8px; }
.author-box p { margin: 0; font-size: .92rem; }
.author-box .socials { display: flex; gap: 8px; margin-top: 10px; }
.author-box .socials a {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: var(--bg-alt); color: var(--violet);
}
.author-box .socials a:hover { background: var(--grad); color: #fff; }

/* ============== In-article ad ============== */
.ad-slot {
  margin: 30px 0; text-align: center; min-height: 100px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--bg-alt); border: 1px dashed var(--border); border-radius: 12px;
  padding: 12px; overflow: hidden;
}
.ad-slot .adsbygoogle { display: block; width: 100%; }
.ad-slot .ad-label { font-size: .68rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-3); }
.ad-slot .adsbygoogle[data-ad-status="filled"] ~ .ad-label { display: none; }

/* ============== Related / hub cards ============== */
.section-head { text-align: center; margin: 56px 0 36px; }
.section-head .eyebrow { display: inline-block; }
.section-head h2 { margin: 8px 0 6px; }
.section-head p { color: var(--text-3); max-width: 56ch; margin: 0 auto; }

.related { margin-top: 56px; }
.related > h2 { font-size: 1.3rem; margin-bottom: 20px; }
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 22px;
}
.post-card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  transition: transform .25s cubic-bezier(.4,0,.2,1), box-shadow .25s, border-color .25s;
}
.post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(255,140,0,.32); }
.post-card .cover {
  height: 150px; display: grid; place-items: center; color: #fff; font-size: 2.4rem;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.20), transparent 60%),
    radial-gradient(circle at 80% 80%, rgba(255,179,0,0.30), transparent 60%),
    linear-gradient(135deg, #FF6A00 0%, #FF8C00 100%);
}
.post-card .body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.post-card .cat { font-size: .68rem; letter-spacing: 1.3px; text-transform: uppercase; color: var(--violet); font-weight: 700; margin-bottom: 8px; }
.post-card h3 { margin: 0 0 8px; font-size: 1.08rem; line-height: 1.35; }
.post-card h3 a { color: var(--text); }
.post-card h3 a:hover { color: var(--indigo); }
.post-card p { font-size: .9rem; margin: 0 0 14px; flex: 1; }
.post-card .meta { font-size: .78rem; color: var(--text-3); display: flex; gap: 8px; align-items: center; }
.post-card .read-more {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--violet); font-weight: 600; font-size: .86rem; margin-top: 12px;
}
.post-card .read-more i { font-size: .72rem; transition: transform .2s; }
.post-card:hover .read-more i { transform: translateX(4px); }

/* ============== Hub hero ============== */
.hub-hero { text-align: center; padding: 56px 0 8px; }
.hub-hero h1 {
  background: linear-gradient(135deg, var(--text) 0%, var(--violet) 90%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  display: inline-block;
}
[data-theme="dark"] .hub-hero h1 {
  background: linear-gradient(135deg, #FFFFFF 0%, #C4B5FD 90%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hub-hero p { max-width: 60ch; margin: 8px auto 0; color: var(--text-2); font-size: 1.05rem; }

/* ============== CTA + Footer ============== */
.cta-card {
  background: var(--grad); border-radius: 24px; padding: 44px 36px; text-align: center;
  color: #fff; box-shadow: 0 24px 50px rgba(255,140,0,.30); margin: 64px 0 0;
}
.cta-card h2 { color: #fff; margin-top: 0; }
.cta-card p { color: rgba(255,255,255,.92); max-width: 50ch; margin: 0 auto 22px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 12px;
  font-weight: 600; font-size: .95rem; cursor: pointer; border: none; transition: transform .15s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); }
.cta-card .btn { background: #fff; color: var(--indigo); box-shadow: 0 10px 26px rgba(0,0,0,.18); }
.cta-card .btn:hover { color: var(--violet); }

.site-footer { border-top: 1px solid var(--border); padding: 30px 0; background: var(--surface); margin-top: 64px; }
.footer-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.footer-row .muted { color: var(--text-3); font-size: .85rem; margin: 0; }
.footer-row .links { display: flex; gap: 16px; }
.footer-row .links a { color: var(--text-2); font-size: .85rem; font-weight: 500; }
.footer-row .links a:hover { color: var(--indigo); }
.footer-row .socials { display: flex; gap: 10px; }
.footer-row .socials a {
  width: 36px; height: 36px; border-radius: 10px; background: var(--bg-alt);
  display: grid; place-items: center; color: var(--violet);
}
.footer-row .socials a:hover { background: var(--grad); color: #fff; }

/* ============== Reveal ============== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s cubic-bezier(.16,1,.3,1), transform .6s cubic-bezier(.16,1,.3,1); }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}