/* Blog Post — full-width hero + 3-column layout with sticky sidebars */

/* ── Reading Progress Bar ──────────────────────────────────────────────── */
.blog-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: var(--brand-secondary);
  z-index: 9999;
  transition: width 50ms linear;
  pointer-events: none;
}

/* ── Full-width wrapper ─────────────────────────────────────────────────── */
.blog-post {
  padding-top: 76px; /* clear fixed nav only — hero starts right below */
}

/* ── Hero Header (full-width, image behind) ────────────────────────────── */
.blog-post__hero {
  position: relative;
  width: 100%;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: #0e2225;
}

.blog-post__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .55;
  transition: transform 1.2s ease;
}

.blog-post__hero:hover .blog-post__hero-img {
  transform: scale(1.02);
}

.blog-post__hero-overlay {
  position: relative;
  width: 100%;
  padding: 80px 0 48px;
  background: linear-gradient(to top, rgba(14,34,37,.92) 0%, rgba(14,34,37,.6) 50%, transparent 100%);
  z-index: 2;
}

.blog-post__hero-inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Breadcrumb (in hero) */
.blog-post__breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 13px;
}

.blog-post__breadcrumb-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: rgba(255,255,255,.55);
  text-decoration: none;
  font-weight: 500;
  transition: color .15s;
}

.blog-post__breadcrumb-link:hover { color: #fff; }

.blog-post__breadcrumb-link--tag {
  color: var(--brand-secondary);
}

.blog-post__breadcrumb-link--tag:hover {
  text-decoration: underline;
  color: var(--brand-secondary);
}

.blog-post__breadcrumb-sep { color: rgba(255,255,255,.3); }

/* Tags in hero */
.blog-post__tag-row { display: flex; gap: 10px; margin-bottom: 14px; }

.blog-post__tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--brand-secondary);
  text-decoration: none;
  transition: opacity .15s;
}

.blog-post__tag:hover { opacity: .7; }

/* Title in hero */
.blog-post__title {
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 800;
  line-height: 1.12;
  color: #fff;
  margin: 0 0 18px;
  text-shadow: 0 2px 8px rgba(0,0,0,.2);
  max-width: 780px;
}

/* Meta in hero */
.blog-post__meta {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.blog-post__meta-dot { opacity: .4; }

.blog-post__author { color: rgba(255,255,255,.7); font-weight: 500; }

.blog-post__updated { color: var(--brand-secondary); font-weight: 500; }

/* ── 3-Column Grid (below hero) ────────────────────────────────────────── */
.blog-post__grid {
  display: grid;
  grid-template-columns: 240px minmax(0, 780px) 280px;
  gap: 40px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 40px 24px 0;
}

/* ── Sidebars ───────────────────────────────────────────────────────────── */
.blog-post__sidebar {
  position: relative;
}

.blog-post__sidebar-sticky {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Left sidebar — compact TOC and Pillar Links */
.blog-post__sidebar--left .toc {
  margin: 0;
  background: transparent;
  border: none;
  padding: 0;
}

.blog-post__sidebar--left .toc__toggle {
  font-size: 0.8125rem;
}

.blog-post__sidebar--left .toc__link {
  font-size: 0.8125rem;
}

.blog-post__sidebar--left .pillar-links {
  margin: 0;
  border-top: 1px solid #e5e7eb;
  padding-top: 16px;
}

.blog-post__sidebar--left .pillar-links__heading {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #94a3b8;
  margin-bottom: 12px;
}

.blog-post__sidebar--left .pillar-links__grid {
  grid-template-columns: 1fr;
  gap: 8px;
}

.blog-post__sidebar--left .pillar-links__card {
  padding: 10px 12px;
  border-radius: 6px;
}

.blog-post__sidebar--left .pillar-links__title {
  font-size: 0.8125rem;
}

.blog-post__sidebar--left .pillar-links__desc {
  font-size: 0.75rem;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-post__sidebar--left .pillar-links__arrow {
  display: none;
}

/* ── Main content column ────────────────────────────────────────────────── */
.blog-post__main {
  min-width: 0;
}

/* Hide mobile CTA on desktop */
.blog-post__mobile-cta {
  display: none;
}

/* Footer nav (inside main column) */
.blog-post__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px solid #f1f5f9;
  flex-wrap: wrap;
  gap: 16px;
}

.blog-post__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: #64748b;
  text-decoration: none;
  transition: color .15s;
}

.blog-post__back:hover { color: var(--brand-primary); }

.blog-post__category-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-primary);
  text-decoration: none;
}

.blog-post__category-link:hover { text-decoration: underline; }

/* ── Sidebar CTA ────────────────────────────────────────────────────────── */
.sidebar-cta {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-cta__card {
  padding: 20px 16px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #e5e7eb;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: box-shadow .2s, transform .2s;
}

.sidebar-cta__card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,.06);
  transform: translateY(-1px);
}

.sidebar-cta__card--diy {
  background: linear-gradient(135deg, #f0fbe8 0%, #e8f7e0 100%);
  border-color: rgba(125, 191, 104, 0.25);
}

.sidebar-cta__label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand-primary);
}

.sidebar-cta__card--dfy {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
  border-color: rgba(17, 24, 39, 0.12);
}

.sidebar-cta__card--dfy .sidebar-cta__label {
  color: #64748b;
}

.sidebar-cta__card--dfy .sidebar-cta__title {
  color: #1e293b;
}

.sidebar-cta__card--dfy .cbtn-ghost {
  background: #475569;
  color: #fff;
  border-color: #475569;
}

.sidebar-cta__card--dfy .cbtn-ghost:hover {
  background: #334155;
  border-color: #334155;
}

.sidebar-cta__card--dfy .sidebar-cta__fine {
  color: #94a3b8;
}

.sidebar-cta__title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: #1e293b;
}

.sidebar-cta__desc {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: #64748b;
  margin: 0 0 4px;
}

.sidebar-cta__fine {
  font-size: 0.6875rem;
  color: #94a3b8;
  margin-top: 2px;
}

/* ── Sidebar Related ────────────────────────────────────────────────────── */
.sidebar-related {
  border-top: 1px solid #e5e7eb;
  padding-top: 16px;
}

.sidebar-related__heading {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #94a3b8;
  margin: 0 0 12px;
}

.sidebar-related__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-related__item {
  display: flex;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  transition: opacity .15s;
}

.sidebar-related__item:hover { opacity: .75; }

.sidebar-related__img {
  width: 72px;
  height: 48px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.sidebar-related__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.sidebar-related__tag {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--brand-primary);
}

.sidebar-related__title {
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.35;
  color: #1e293b;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .blog-post__grid {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 32px;
  }

  .blog-post__sidebar--right {
    display: none;
  }

  .blog-post__mobile-cta {
    display: block;
  }
}

@media (max-width: 768px) {
  .blog-post {
    padding-top: 60px;
  }

  .blog-post__hero {
    min-height: 320px;
  }

  .blog-post__hero-overlay {
    padding: 60px 0 32px;
  }

  .blog-post__hero-inner {
    padding: 0 20px;
  }

  .blog-post__grid {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 24px 16px 0;
  }

  .blog-post__sidebar--left {
    display: none;
  }

  .blog-post__sidebar--right {
    display: none;
  }

  .blog-post__mobile-cta {
    display: block;
  }

  .blog-post__footer {
    padding-top: 24px;
    margin-top: 32px;
  }
}