/**
 * FIXEO Blog Article V3 — blog-article-v3.css
 * Premium reading experience for individual article pages
 * Dark-first, mobile-first, no framework, scoped to .ba-* namespace
 * Augments blog-v1.css + blog-v2.css without overriding them
 * Version: 2.0 — 2026-07-11 (Phase 4.4: progress bar, active TOC, EEAT, editorial components)
 *
 * Design targets: Stripe Docs × Uber Engineering × Airbnb Editorial
 * — Generous spacing, strong typographic hierarchy, calm elegance
 */

/* ─────────────────────────────────────────────────────────────
   LOCAL DESIGN TOKENS
   ───────────────────────────────────────────────────────────── */
:root {
  --ba-bg:           #0D0D1A;
  --ba-surface:      rgba(255,255,255,.042);
  --ba-surface-2:    rgba(255,255,255,.07);
  --ba-border:       rgba(255,255,255,.09);
  --ba-border-2:     rgba(255,255,255,.15);
  --ba-brand:        #E1306C;
  --ba-brand-2:      #833AB4;
  --ba-teal:         #20C997;
  --ba-text:         #F0F2F8;
  --ba-muted:        rgba(255,255,255,.55);
  --ba-subtle:       rgba(255,255,255,.30);
  --ba-radius:       14px;
  --ba-radius-sm:    8px;
  --ba-content-w:    740px;    /* article reading width */
  --ba-sidebar-w:    260px;
  --ba-gap:          52px;
  --ba-navbar-h:     70px;
}


/* ─────────────────────────────────────────────────────────────
   PAGE LAYOUT OVERRIDE
   Override blog-main grid for a cleaner, better-proportioned layout
   ───────────────────────────────────────────────────────────── */
main.blog-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--ba-sidebar-w);
  gap: var(--ba-gap);
  max-width: calc(var(--ba-content-w) + var(--ba-sidebar-w) + var(--ba-gap) + 40px);
  margin: 0 auto;
  padding: calc(var(--ba-navbar-h) + 32px) 20px 80px;
  align-items: start;
}

/* ─────────────────────────────────────────────────────────────
   ARTICLE (main column)
   ───────────────────────────────────────────────────────────── */
.blog-article {
  min-width: 0;
}


/* ─────────────────────────────────────────────────────────────
   BREADCRUMB
   ───────────────────────────────────────────────────────────── */
.blog-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-size: .78rem;
  color: var(--ba-subtle);
  margin-bottom: 20px;
}

.blog-breadcrumb a {
  color: var(--ba-subtle);
  text-decoration: none;
  transition: color .15s;
}

.blog-breadcrumb a:hover {
  color: var(--ba-brand);
}

.blog-breadcrumb span[aria-hidden] {
  opacity: .4;
}


/* ─────────────────────────────────────────────────────────────
   CATEGORY BADGE
   ───────────────────────────────────────────────────────────── */
.blog-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--ba-brand);
  background: rgba(225,48,108,.1);
  border: 1px solid rgba(225,48,108,.22);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 16px;
}


/* ─────────────────────────────────────────────────────────────
   ARTICLE HEADER
   ───────────────────────────────────────────────────────────── */
.blog-article-header {
  margin-bottom: 0;
}

.blog-article-header h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.22;
  margin: 0 0 16px;
  color: var(--ba-text);
  letter-spacing: -.022em;
}

.blog-lead {
  font-size: 1.05rem;
  color: var(--ba-muted);
  line-height: 1.7;
  margin: 0 0 20px;
  border-left: 3px solid var(--ba-brand);
  padding-left: 16px;
}

.blog-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .78rem;
  color: var(--ba-subtle);
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--ba-border);
}

.blog-meta-sep {
  opacity: .35;
}


/* ─────────────────────────────────────────────────────────────
   HERO IMAGE
   ───────────────────────────────────────────────────────────── */
.blog-hero-image {
  margin: 0 0 36px;
  border-radius: var(--ba-radius);
  overflow: hidden;
  /* Prevent broken-image whitespace: */
  line-height: 0;
  background: var(--ba-surface);
}

.blog-hero-image img {
  width: 100%;
  /* Lock 16:9 ratio — prevents layout shift */
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: var(--ba-radius);
  line-height: 0;
}

/* If image fails to load: hide the broken icon, keep block height */
.blog-hero-image img[src=""] ,
.blog-hero-image img:not([src]) {
  display: none;
}


/* ─────────────────────────────────────────────────────────────
   TOC
   ───────────────────────────────────────────────────────────── */
.blog-toc {
  margin: 0 0 32px;
}

.blog-toc-inner {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-left: 3px solid var(--ba-brand);
  border-radius: var(--ba-radius-sm);
  padding: 18px 22px;
}

.blog-toc-title {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ba-brand);
  margin-bottom: 12px;
}

.blog-toc-list {
  margin: 0;
  padding-left: 20px;
  list-style: decimal;
}

.blog-toc-list li {
  margin-bottom: 6px;
  line-height: 1.5;
}

.blog-toc-list a {
  font-size: .88rem;
  color: var(--ba-muted);
  text-decoration: none;
  transition: color .15s;
}

.blog-toc-list a:hover {
  color: var(--ba-text);
}


/* ─────────────────────────────────────────────────────────────
   ARTICLE BODY
   ───────────────────────────────────────────────────────────── */
.blog-body {
  font-size: .97rem;
  line-height: 1.8;
  color: rgba(255,255,255,.82);
}

.blog-body h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 44px 0 14px;
  color: var(--ba-text);
  letter-spacing: -.01em;
  scroll-margin-top: calc(var(--ba-navbar-h) + 12px);
}

.blog-body h3 {
  font-size: 1.08rem;
  font-weight: 700;
  margin: 28px 0 10px;
  color: rgba(255,255,255,.9);
  scroll-margin-top: calc(var(--ba-navbar-h) + 12px);
}

.blog-body p {
  font-size: .97rem;
  line-height: 1.8;
  color: rgba(255,255,255,.78);
  margin: 0 0 18px;
}

.blog-intro {
  font-size: 1rem;
  color: var(--ba-muted);
  line-height: 1.8;
  border-left: 3px solid var(--ba-brand);
  padding-left: 16px;
  margin: 0 0 28px;
}

/* Lists */
.blog-list {
  list-style: disc;
  padding-left: 24px;
  margin: 4px 0 18px;
}

.blog-list li {
  font-size: .93rem;
  line-height: 1.75;
  color: rgba(255,255,255,.75);
  margin-bottom: 4px;
}

/* Tip / warning */
.blog-tip,
.blog-warning {
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--ba-radius-sm);
  margin: 20px 0;
  font-size: .9rem;
  line-height: 1.65;
}

.blog-tip {
  background: rgba(32,201,151,.08);
  border: 1px solid rgba(32,201,151,.2);
  color: rgba(255,255,255,.82);
}

.blog-warning {
  background: rgba(252,175,69,.08);
  border: 1px solid rgba(252,175,69,.25);
  color: rgba(255,255,255,.82);
}

.blog-tip-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.blog-tip p,
.blog-warning p {
  margin: 0;
}

/* Tables */
.blog-table-wrap {
  margin: 20px 0 24px;
  overflow-x: auto;
}

.blog-table-wrap figcaption {
  font-size: .75rem;
  color: var(--ba-subtle);
  margin-bottom: 8px;
  font-style: italic;
}

.blog-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .86rem;
}

.blog-table th {
  background: rgba(255,255,255,.06);
  padding: 10px 14px;
  text-align: left;
  font-size: .76rem;
  font-weight: 700;
  color: var(--ba-subtle);
  text-transform: uppercase;
  letter-spacing: .04em;
  white-space: nowrap;
}

.blog-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--ba-border);
  color: rgba(255,255,255,.78);
  line-height: 1.5;
}

.blog-table tr:last-child td {
  border-bottom: none;
}

@media (max-width: 600px) {
  .blog-table th,
  .blog-table td {
    padding: 8px 10px;
    font-size: .82rem;
  }
}


/* ─────────────────────────────────────────────────────────────
   FAQ
   ───────────────────────────────────────────────────────────── */
.blog-faq {
  margin: 32px 0;
}

.blog-faq h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--ba-text);
}

.blog-faq-item {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-sm);
  margin-bottom: 6px;
  overflow: hidden;
  transition: border-color .2s;
}

.blog-faq-item[open] {
  border-color: rgba(225,48,108,.3);
}

.blog-faq-item summary {
  list-style: none;
  padding: 14px 18px;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  font-size: .92rem;
  color: var(--ba-text);
  user-select: none;
  transition: background .15s;
}

.blog-faq-item summary:hover {
  background: var(--ba-surface-2);
}

.blog-faq-item summary::-webkit-details-marker {
  display: none;
}

.blog-faq-item summary::after {
  content: '▸';
  flex-shrink: 0;
  color: var(--ba-brand);
  font-size: .78rem;
  transition: transform .22s ease;
  margin-top: 3px;
}

.blog-faq-item[open] summary::after {
  transform: rotate(90deg);
}

.blog-faq-answer {
  padding: 0 18px 14px;
  font-size: .9rem;
  color: var(--ba-muted);
  line-height: 1.7;
  border-top: 1px solid var(--ba-border);
}

.blog-faq-answer p {
  margin: 12px 0 0;
}


/* ─────────────────────────────────────────────────────────────
   CTA BLOCKS
   ───────────────────────────────────────────────────────────── */
.blog-cta,
.blog-cta-v2 {
  border-radius: var(--ba-radius);
  margin: 32px 0;
}

.blog-cta {
  background: linear-gradient(135deg, rgba(225,48,108,.1), rgba(131,58,180,.08));
  border: 1px solid rgba(225,48,108,.2);
  padding: 24px 28px;
  text-align: center;
}

.blog-cta p {
  font-size: .92rem;
  color: var(--ba-muted);
  margin: 0 0 14px;
  line-height: 1.6;
}

.blog-cta-btn {
  display: inline-block;
  padding: 10px 24px;
  background: linear-gradient(135deg, #E1306C, #833AB4);
  color: #fff !important;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  transition: opacity .15s, transform .15s;
}

.blog-cta-btn:hover {
  opacity: .88;
  transform: translateY(-1px);
}


/* ─────────────────────────────────────────────────────────────
   RELATED ARTICLES
   ───────────────────────────────────────────────────────────── */
.blog-related {
  margin: 36px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--ba-border);
}

.blog-related h3 {
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ba-subtle);
  margin-bottom: 14px;
}

.blog-related ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-related li {
  margin-bottom: 8px;
}

.blog-related a {
  font-size: .9rem;
  color: var(--ba-teal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .15s;
}

.blog-related a::before {
  content: '→';
  font-size: .8rem;
  color: var(--ba-teal);
}

.blog-related a:hover {
  color: #fff;
}

/* Related grid (blog-v2.css .blog-related-articles) — override for premium */
.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.blog-related-card {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-sm);
  transition: border-color .18s, transform .18s;
}

.blog-related-card:hover {
  border-color: rgba(225,48,108,.3);
  transform: translateY(-2px);
}

.blog-related-link {
  display: block;
  padding: 14px 16px;
  text-decoration: none;
  color: inherit;
}

@media (max-width: 700px) {
  .blog-related-grid {
    grid-template-columns: 1fr;
  }
}


/* ─────────────────────────────────────────────────────────────
   AUTHOR BLOCK
   ───────────────────────────────────────────────────────────── */
.blog-author-block {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius);
  padding: 18px 22px;
  margin: 32px 0;
}

.blog-author-avatar {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

.blog-author-name {
  display: block;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ba-text);
  margin-bottom: 4px;
}

.blog-author-bio {
  font-size: .85rem;
  color: var(--ba-muted);
  line-height: 1.6;
  margin: 0;
}


/* ─────────────────────────────────────────────────────────────
   READING TIME BADGE
   ───────────────────────────────────────────────────────────── */
.blog-reading-time {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .76rem;
  color: var(--ba-subtle);
  background: rgba(224,64,251,.08);
  border: 1px solid rgba(224,64,251,.18);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
}


/* ─────────────────────────────────────────────────────────────
   SIDEBAR
   ───────────────────────────────────────────────────────────── */
.blog-sidebar {
  position: sticky;
  top: calc(var(--ba-navbar-h) + 24px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.blog-sidebar-widget {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius);
  padding: 16px 18px;
}

.blog-sidebar-widget h3 {
  font-size: .76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--ba-subtle);
  margin: 0 0 12px;
}

.blog-sidebar-widget ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-sidebar-widget li {
  margin-bottom: 8px;
}

.blog-sidebar-widget a {
  font-size: .84rem;
  color: var(--ba-muted);
  text-decoration: none;
  transition: color .15s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.blog-sidebar-widget a:hover {
  color: var(--ba-text);
}

/* Sidebar CTA widget */
.blog-sidebar-cta {
  background: linear-gradient(135deg, rgba(225,48,108,.1), rgba(131,58,180,.07));
  border-color: rgba(225,48,108,.18);
}

.blog-sidebar-cta p {
  font-size: .82rem;
  color: var(--ba-muted);
  margin: 0 0 12px;
  line-height: 1.6;
}

.blog-sidebar-cta .blog-cta-btn {
  width: 100%;
  box-sizing: border-box;
  text-align: center;
  display: block;
}


/* ─────────────────────────────────────────────────────────────
   TAGS
   ───────────────────────────────────────────────────────────── */
.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 24px;
}

.blog-tag {
  font-size: .7rem;
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: 999px;
  padding: 4px 12px;
  color: var(--ba-subtle);
  text-decoration: none;
  transition: background .15s, border-color .15s;
}

.blog-tag:hover {
  background: var(--ba-surface-2);
  border-color: var(--ba-border-2);
  color: var(--ba-text);
}


/* ─────────────────────────────────────────────────────────────
   ARTICLE FOOTER
   ───────────────────────────────────────────────────────────── */
.blog-article-footer {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--ba-border);
}


/* ─────────────────────────────────────────────────────────────
   RESPONSIVE — TABLET (≤ 900px)
   ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  main.blog-main {
    grid-template-columns: 1fr;
    padding: calc(60px + env(safe-area-inset-top, 0px) + 20px) 20px 64px;
    gap: 0;
  }

  .blog-sidebar {
    display: none; /* Hidden on tablet/mobile — inline CTA handles conversion */
  }
}


/* ─────────────────────────────────────────────────────────────
   RESPONSIVE — MOBILE (≤ 600px)
   ───────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  main.blog-main {
    padding: calc(60px + env(safe-area-inset-top, 0px) + 16px) 14px 48px;
  }

  .blog-article-header h1 {
    font-size: 1.45rem;
  }

  .blog-lead {
    font-size: .95rem;
  }

  .blog-body h2 {
    font-size: 1.15rem;
    margin-top: 32px;
  }

  .blog-body h3 {
    font-size: 1rem;
  }

  .blog-body p {
    font-size: .93rem;
  }

  .blog-hero-image {
    border-radius: 10px;
    margin-bottom: 24px;
  }

  .blog-toc-inner {
    padding: 14px 16px;
  }

  .blog-faq-item summary {
    font-size: .88rem;
    padding: 12px 14px;
  }

  .blog-author-block {
    flex-direction: column;
    gap: 10px;
    padding: 14px 16px;
  }
}

/* ─────────────────────────────────────────────────────────────
   PHASE 4.4 ADDITIONS
   ───────────────────────────────────────────────────────────── */

/* ── Reading Progress Bar ──────────────────────────────────── */
#ba-progress-wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 9999;
  background: transparent;
  pointer-events: none;
}

#ba-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #E1306C, #833AB4, #20C997);
  transition: width .1s linear;
  border-radius: 0 2px 2px 0;
}

/* ── Active TOC Link ───────────────────────────────────────── */
.blog-toc-list a.ba-toc-active {
  color: var(--ba-text);
  font-weight: 600;
}

.blog-toc-list a.ba-toc-active::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--ba-brand);
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

/* ── EEAT Author Block V2 ──────────────────────────────────── */
.blog-author-block-v2 {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-left: 3px solid var(--ba-teal);
  border-radius: var(--ba-radius);
  padding: 20px 24px;
  margin: 32px 0;
}

.blog-author-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.blog-author-avatar-v2 {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #E1306C22, #833AB422);
  border: 1px solid rgba(225,48,108,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.blog-author-meta {
  flex: 1;
}

.blog-author-name-v2 {
  display: block;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ba-text);
  margin-bottom: 2px;
}

.blog-author-role {
  font-size: .75rem;
  color: var(--ba-teal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.blog-eeat-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.blog-eeat-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid;
}

.blog-eeat-badge--exp {
  color: #20C997;
  border-color: rgba(32,201,151,.3);
  background: rgba(32,201,151,.08);
}

.blog-eeat-badge--auth {
  color: #a78bfa;
  border-color: rgba(167,139,250,.3);
  background: rgba(167,139,250,.08);
}

.blog-eeat-badge--trust {
  color: #fb923c;
  border-color: rgba(251,146,60,.3);
  background: rgba(251,146,60,.08);
}

.blog-author-bio-v2 {
  font-size: .85rem;
  color: var(--ba-muted);
  line-height: 1.65;
  margin: 0;
}

.blog-editorial-note {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--ba-border);
  font-size: .75rem;
  color: var(--ba-subtle);
  display: flex;
  align-items: flex-start;
  gap: 6px;
  line-height: 1.5;
}

.blog-editorial-note-icon {
  flex-shrink: 0;
  font-size: .9rem;
}

/* ── Category-Specific Intro CTA ───────────────────────────── */
.blog-intro-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(225,48,108,.06);
  border: 1px solid rgba(225,48,108,.16);
  border-radius: var(--ba-radius-sm);
  padding: 14px 18px;
  margin: 18px 0 24px;
  transition: border-color .2s;
}

.blog-intro-cta:hover {
  border-color: rgba(225,48,108,.28);
}

.blog-intro-cta-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.blog-intro-cta-text {
  flex: 1;
}

.blog-intro-cta-label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  color: var(--ba-brand);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 2px;
}

.blog-intro-cta-desc {
  font-size: .85rem;
  color: var(--ba-muted);
  margin: 0;
}

.blog-intro-cta-btn {
  display: inline-block;
  padding: 8px 18px;
  background: linear-gradient(135deg, #E1306C, #833AB4);
  color: #fff !important;
  border-radius: 6px;
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity .15s;
}

.blog-intro-cta-btn:hover {
  opacity: .85;
}

@media (max-width: 600px) {
  .blog-intro-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .blog-intro-cta-btn {
    width: 100%;
    text-align: center;
    box-sizing: border-box;
  }
}

/* ── Editorial Components ─── Checklist ────────────────────── */
.blog-checklist {
  list-style: none;
  padding: 0;
  margin: 4px 0 18px;
}

.blog-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .93rem;
  color: rgba(255,255,255,.78);
  line-height: 1.65;
  margin-bottom: 6px;
  padding-left: 2px;
}

.blog-checklist li::before {
  content: '✓';
  color: var(--ba-teal);
  font-weight: 700;
  font-size: .85rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Average Price block ───────────────────────────────────── */
.blog-price-block {
  background: linear-gradient(135deg, rgba(32,201,151,.06), rgba(32,201,151,.02));
  border: 1px solid rgba(32,201,151,.2);
  border-radius: var(--ba-radius-sm);
  padding: 16px 20px;
  margin: 18px 0;
  display: flex;
  align-items: center;
  gap: 16px;
}

.blog-price-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.blog-price-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ba-teal);
  display: block;
  margin-bottom: 2px;
}

.blog-price-value {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--ba-text);
  letter-spacing: -.01em;
}

.blog-price-note {
  font-size: .78rem;
  color: var(--ba-muted);
  margin: 2px 0 0;
}

/* ── Expert Advice block ───────────────────────────────────── */
.blog-expert {
  background: rgba(131,58,180,.07);
  border: 1px solid rgba(131,58,180,.2);
  border-left: 3px solid #833AB4;
  border-radius: var(--ba-radius-sm);
  padding: 16px 20px;
  margin: 20px 0;
}

.blog-expert-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: #a78bfa;
  display: block;
  margin-bottom: 8px;
}

.blog-expert p {
  font-size: .9rem;
  color: rgba(255,255,255,.8);
  line-height: 1.65;
  margin: 0;
  font-style: italic;
}

/* ── Important block ───────────────────────────────────────── */
.blog-important {
  background: rgba(252,175,69,.06);
  border: 1px solid rgba(252,175,69,.22);
  border-radius: var(--ba-radius-sm);
  padding: 14px 18px;
  margin: 18px 0;
  display: flex;
  gap: 12px;
  font-size: .9rem;
  color: rgba(255,255,255,.82);
  line-height: 1.65;
}

.blog-important-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.blog-important p {
  margin: 0;
  color: rgba(255,255,255,.82);
}

/* ── Related card title: h3 (was h4 — accessibility fix) ───── */
.blog-related-card h3 {
  font-size: .88rem;
  font-weight: 600;
  color: var(--ba-text);
  margin: 0 0 4px;
  line-height: 1.4;
}

/* ── Internal links block ──────────────────────────────────── */
.blog-internal-links {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-sm);
  padding: 14px 18px;
  margin: 24px 0;
}

.blog-internal-links-title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ba-subtle);
  display: block;
  margin-bottom: 10px;
}

.blog-internal-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-internal-links li {
  margin: 0;
}

.blog-internal-links a,
.lp-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .8rem;
  color: var(--ba-teal);
  background: rgba(32,201,151,.07);
  border: 1px solid rgba(32,201,151,.18);
  border-radius: 999px;
  padding: 4px 12px;
  text-decoration: none;
  transition: background .15s, border-color .15s;
  white-space: nowrap;
}

.blog-internal-links a:hover,
.lp-inline-link:hover {
  background: rgba(32,201,151,.14);
  border-color: rgba(32,201,151,.32);
  color: #fff;
}

/* ── Scroll behavior ───────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}


/* ─────────────────────────────────────────────────────────────
   PHASE 4.4 ADDITIONS
   ───────────────────────────────────────────────────────────── */

/* ── Reading Progress Bar ──────────────────────────────────── */
#ba-progress-wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 9999;
  background: transparent;
  pointer-events: none;
}

#ba-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #E1306C, #833AB4, #20C997);
  transition: width .1s linear;
  border-radius: 0 2px 2px 0;
}

/* ── Active TOC Link ───────────────────────────────────────── */
.blog-toc-list a.ba-toc-active {
  color: var(--ba-text);
  font-weight: 600;
}

.blog-toc-list a.ba-toc-active::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--ba-brand);
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

/* ── EEAT Author Block V2 ──────────────────────────────────── */
.blog-author-block-v2 {
  background: var(--ba-surface);
  border: 1px solid var(--ba-border);
  border-left: 3px solid var(--ba-teal);
  border-radius: var(--ba-radius);
  padding: 20px 24px;
  margin: 32px 0;
}

.blog-author-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.blog-author-avatar-v2 {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #E1306C22, #833AB422);
  border: 1px solid rgba(225,48,108,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.blog-author-meta {
  flex: 1;
}

.blog-author-name-v2 {
  display: block;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ba-text);
  margin-bottom: 2px;
}

.blog-author-role {
  font-size: .75rem;
  color: var(--ba-teal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.blog-eeat-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.blog-eeat-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid;
}

.blog-eeat-badge--exp {
  color: #20C997;
  border-color: rgba(32,201,151,.3);
  background: rgba(32,201,151,.08);
}

.blog-eeat-badge--auth {
  color: #a78bfa;
  border-color: rgba(167,139,250,.3);
  background: rgba(167,139,250,.08);
}

.blog-eeat-badge--trust {
  color: #fb923c;
  border-color: rgba(251,146,60,.3);
  background: rgba(251,146,60,.08);
}

.blog-author-bio-v2 {
  font-size: .85rem;
  color: var(--ba-muted);
  line-height: 1.65;
  margin: 0;
}

.blog-editorial-note {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--ba-border);
  font-size: .75rem;
  color: var(--ba-subtle);
  display: flex;
  align-items: flex-start;
  gap: 6px;
  line-height: 1.5;
}

.blog-editorial-note-icon {
  flex-shrink: 0;
  font-size: .9rem;
}

/* ── Category-Specific Intro CTA ───────────────────────────── */
.blog-intro-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(225,48,108,.06);
  border: 1px solid rgba(225,48,108,.16);
  border-radius: var(--ba-radius-sm);
  padding: 14px 18px;
  margin: 18px 0 24px;
  transition: border-color .2s;
}

.blog-intro-cta:hover {
  border-color: rgba(225,48,108,.28);
}

.blog-intro-cta-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.blog-intro-cta-text {
  flex: 1;
}

.blog-intro-cta-label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  color: var(--ba-brand);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 2px;
}

.blog-intro-cta-desc {
  font-size: .85rem;
  color: var(--ba-muted);
  margin: 0;
}

.blog-intro-cta-btn {
  display: inline-block;
  padding: 8px 18px;
  background: linear-gradient(135deg, #E1306C, #833AB4);
  color: #fff !important;
  border-radius: 6px;
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity .15s;
}

.blog-intro-cta-btn:hover {
  opacity: .85;
}

@media (max-width: 600px) {
  .blog-intro-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .blog-intro-cta-btn {
    width: 100%;
    text-align: center;
    box-sizing: border-box;
  }
}

/* ── Editorial Components ─── Checklist ────────────────────── */
.blog-checklist {
  list-style: none;
  padding: 0;
  margin: 4px 0 18px;
}

.blog-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .93rem;
  color: rgba(255,255,255,.78);
  line-height: 1.65;
  margin-bottom: 6px;
  padding-left: 2px;
}

.blog-checklist li::before {
  content: '\2713';
  color: #20C997;
  font-weight: 700;
  font-size: .85rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Average Price block ───────────────────────────────────── */
.blog-price-block {
  background: linear-gradient(135deg, rgba(32,201,151,.06), rgba(32,201,151,.02));
  border: 1px solid rgba(32,201,151,.2);
  border-radius: var(--ba-radius-sm);
  padding: 16px 20px;
  margin: 18px 0;
  display: flex;
  align-items: center;
  gap: 16px;
}

.blog-price-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.blog-price-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #20C997;
  display: block;
  margin-bottom: 2px;
}

.blog-price-value {
  font-size: 1.4rem;
  font-weight: 800;
  color: #F0F2F8;
  letter-spacing: -.01em;
}

.blog-price-note {
  font-size: .78rem;
  color: rgba(255,255,255,.55);
  margin: 2px 0 0;
}

/* ── Expert Advice block ───────────────────────────────────── */
.blog-expert {
  background: rgba(131,58,180,.07);
  border: 1px solid rgba(131,58,180,.2);
  border-left: 3px solid #833AB4;
  border-radius: var(--ba-radius-sm);
  padding: 16px 20px;
  margin: 20px 0;
}

.blog-expert-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: #a78bfa;
  display: block;
  margin-bottom: 8px;
}

.blog-expert p {
  font-size: .9rem;
  color: rgba(255,255,255,.8);
  line-height: 1.65;
  margin: 0;
  font-style: italic;
}

/* ── Important block ───────────────────────────────────────── */
.blog-important {
  background: rgba(252,175,69,.06);
  border: 1px solid rgba(252,175,69,.22);
  border-radius: var(--ba-radius-sm);
  padding: 14px 18px;
  margin: 18px 0;
  display: flex;
  gap: 12px;
  font-size: .9rem;
  color: rgba(255,255,255,.82);
  line-height: 1.65;
}

.blog-important-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.blog-important p {
  margin: 0;
  color: rgba(255,255,255,.82);
}

/* ── Related card title: h3 (accessibility fix from h4) ────── */
.blog-related-card h3 {
  font-size: .88rem;
  font-weight: 600;
  color: #F0F2F8;
  margin: 0 0 4px;
  line-height: 1.4;
}

/* ── Internal links block redesign ─────────────────────────── */
.blog-internal-links {
  background: rgba(255,255,255,.042);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 24px 0;
}

.blog-internal-links-title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(255,255,255,.30);
  display: block;
  margin-bottom: 10px;
}

.blog-internal-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-internal-links li {
  margin: 0;
}

.blog-internal-links a,
.lp-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .8rem;
  color: #20C997;
  background: rgba(32,201,151,.07);
  border: 1px solid rgba(32,201,151,.18);
  border-radius: 999px;
  padding: 4px 12px;
  text-decoration: none;
  transition: background .15s, border-color .15s;
  white-space: nowrap;
}

.blog-internal-links a:hover,
.lp-inline-link:hover {
  background: rgba(32,201,151,.14);
  border-color: rgba(32,201,151,.32);
  color: #fff;
}

/* ── Scroll behavior ───────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}

/* ── City chips block — top-of-page placement (out-of-flow fallback) ──────────
   Applies only when .blog-internal-links is a direct child of <body> (21 articles
   where it was extracted from #ba-progress-wrap). The 100 articles that already
   have it inside .blog-body are unaffected (body > selector does not match them).
   z-index: drawer (1250) > z-index:auto → drawer always covers this block. ────── */
body > .blog-internal-links {
  margin-top: calc(60px + env(safe-area-inset-top, 0px) + 8px);
  margin-bottom: 0;
  padding-left: 14px;
  padding-right: 14px;
  border-radius: 0;
  border-left: none;
  border-right: none;
}

@media (min-width: 769px) {
  body > .blog-internal-links {
    margin-top: calc(var(--ba-navbar-h) + 12px);
    padding-left: 0;
    padding-right: 0;
    border-radius: 8px;
    border-left: 1px solid rgba(255,255,255,.09);
    border-right: 1px solid rgba(255,255,255,.09);
  }
}