/* ============================================================
   5G Store - Blog CSS
   Post archives, single posts, content pages
   ============================================================ */


/* ---- POST HEADER ----------------------------------------- */
.fgs-post-header {
  background: var(--fgs-navy);
  color: var(--fgs-white);
  padding-block: var(--fgs-space-16) var(--fgs-space-12);
  position: relative;
  overflow: hidden;
}

.fgs-post-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 180, 216, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 180, 216, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.fgs-post-header__inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.fgs-post-header .entry-title {
  color: var(--fgs-white) !important;
  font-size: clamp(var(--fgs-text-2xl), 4vw, var(--fgs-text-4xl)) !important;
  line-height: 1.2;
  margin-bottom: var(--fgs-space-5);
}

.fgs-post-meta {
  display: flex;
  align-items: center;
  gap: var(--fgs-space-5);
  font-size: var(--fgs-text-sm);
  color: rgba(248, 250, 255, 0.6);
  flex-wrap: wrap;
}

.fgs-post-meta a {
  color: rgba(248, 250, 255, 0.6);
  text-decoration: none;
  transition: color var(--fgs-transition);
}
.fgs-post-meta a:hover { color: var(--fgs-signal); }

.fgs-post-meta__sep {
  color: rgba(255,255,255,0.2);
}

.fgs-post-meta__cat a {
  color: var(--fgs-signal);
  font-weight: 700;
  font-family: var(--fgs-font-head);
  text-transform: uppercase;
  font-size: var(--fgs-text-xs);
  letter-spacing: 0.08em;
}

.fgs-read-time {
  display: flex;
  align-items: center;
  gap: var(--fgs-space-2);
}

.fgs-read-time svg { color: var(--fgs-signal); }


/* ---- ARTICLE LAYOUT --------------------------------------- */
.fgs-article-layout {
  display: grid;
  grid-template-columns: var(--fgs-content-width) 260px;
  gap: var(--fgs-space-12);
  align-items: start;
  padding-block: var(--fgs-space-12);
  justify-content: center;
  max-width: 1160px;
  margin-inline: auto;
}

/* No sidebar */
.fgs-article-layout--full {
  grid-template-columns: var(--fgs-content-width);
}


/* ---- ARTICLE BODY ---------------------------------------- */
.fgs-article-body {
  font-size: var(--fgs-text-md);
  line-height: 1.75;
  color: var(--fgs-body);
}

.fgs-article-body > * + * {
  margin-top: 1.5em;
}

.fgs-article-body h2 {
  font-size: var(--fgs-text-2xl);
  margin-top: 2.5em;
  padding-top: var(--fgs-space-5);
  border-top: 1px solid var(--fgs-border);
}

.fgs-article-body h3 {
  font-size: var(--fgs-text-xl);
  margin-top: 2em;
}

.fgs-article-body h4 {
  font-size: var(--fgs-text-lg);
}

/* Feature image */
.fgs-article-body .wp-block-image img,
.fgs-article-body .alignwide img,
.fgs-article-body .alignfull img {
  border-radius: var(--fgs-radius-md);
}

/* Callout boxes via Gutenberg Group block */
.fgs-article-body .wp-block-group.is-style-callout {
  background: rgba(0, 180, 216, 0.06);
  border-left: 3px solid var(--fgs-signal);
  padding: var(--fgs-space-5) var(--fgs-space-6);
  border-radius: 0 var(--fgs-radius-md) var(--fgs-radius-md) 0;
}

/* Table of contents */
.fgs-article-body .wp-block-table td,
.fgs-article-body .wp-block-table th {
  padding: var(--fgs-space-3) var(--fgs-space-4);
  border: 1px solid var(--fgs-border);
}

.fgs-article-body .wp-block-table th {
  background: var(--fgs-navy);
  color: var(--fgs-white);
  font-family: var(--fgs-font-head);
}

.fgs-article-body .wp-block-table tr:nth-child(even) td {
  background: var(--fgs-off-white);
}

/* Verdict/rating box */
.fgs-verdict {
  background: var(--fgs-navy);
  color: var(--fgs-white);
  padding: var(--fgs-space-8);
  border-radius: var(--fgs-radius-md);
  margin-block: var(--fgs-space-10);
}

.fgs-verdict__label {
  font-size: var(--fgs-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fgs-signal);
  font-weight: 700;
  margin-bottom: var(--fgs-space-3);
}

.fgs-verdict__score {
  font-size: var(--fgs-text-4xl);
  font-weight: 800;
  color: var(--fgs-signal);
  line-height: 1;
  margin-bottom: var(--fgs-space-4);
}

.fgs-verdict__text {
  color: rgba(248, 250, 255, 0.72);
  font-size: var(--fgs-text-md);
}

.fgs-verdict__pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--fgs-space-6);
  margin-top: var(--fgs-space-6);
  padding-top: var(--fgs-space-6);
  border-top: 1px solid rgba(255,255,255,0.12);
}

.fgs-verdict__pros h4,
.fgs-verdict__cons h4 {
  font-size: var(--fgs-text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--fgs-space-3);
}

.fgs-verdict__pros h4 { color: var(--fgs-signal); }
.fgs-verdict__cons h4 { color: #f87171; }

.fgs-verdict__pros ul,
.fgs-verdict__cons ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--fgs-space-2);
  font-size: var(--fgs-text-sm);
  color: rgba(248, 250, 255, 0.72);
}

.fgs-verdict__pros li::before { content: '+ '; color: var(--fgs-signal); }
.fgs-verdict__cons li::before { content: '- '; color: #f87171; }


/* ---- STICKY SIDEBAR --------------------------------------- */
.fgs-article-sidebar {
  position: sticky;
  top: 90px;
}

.fgs-toc {
  background: #fff;
  border: 1px solid var(--fgs-border);
  border-radius: var(--fgs-radius-md);
  padding: var(--fgs-space-5);
  margin-bottom: var(--fgs-space-4);
}

.fgs-toc__title {
  font-family: var(--fgs-font-head);
  font-size: var(--fgs-text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fgs-mid);
  margin-bottom: var(--fgs-space-4);
}

.fgs-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fgs-toc__list li a {
  display: block;
  padding: var(--fgs-space-2) var(--fgs-space-3);
  font-size: var(--fgs-text-sm);
  color: var(--fgs-mid);
  text-decoration: none;
  border-radius: var(--fgs-radius);
  border-left: 2px solid transparent;
  transition: all var(--fgs-transition);
}

.fgs-toc__list li a:hover,
.fgs-toc__list li.is-active a {
  color: var(--fgs-blue);
  background: var(--fgs-off-white);
  border-left-color: var(--fgs-signal);
}

/* Sidebar product CTA */
.fgs-sidebar-product-cta {
  background: var(--fgs-navy);
  border-radius: var(--fgs-radius-md);
  padding: var(--fgs-space-5);
  color: var(--fgs-white);
}

.fgs-sidebar-product-cta h4 {
  color: var(--fgs-white);
  font-size: var(--fgs-text-sm);
  margin-bottom: var(--fgs-space-3);
}

.fgs-sidebar-product-cta .btn-signal {
  width: 100%;
  justify-content: center;
  margin-top: var(--fgs-space-3);
}


/* ---- POST ARCHIVE GRID ------------------------------------ */
.fgs-post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--fgs-space-6);
  margin-block: var(--fgs-space-8);
}

.fgs-post-card {
  background: #fff;
  border: 1px solid var(--fgs-border);
  border-radius: var(--fgs-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    border-color var(--fgs-transition),
    box-shadow var(--fgs-transition),
    transform var(--fgs-transition-slow);
}

.fgs-post-card:hover {
  border-color: var(--fgs-signal);
  box-shadow: var(--fgs-shadow-md);
  transform: translateY(-2px);
}

.fgs-post-card__img {
  display: block;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.fgs-post-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--fgs-transition-slow);
}

.fgs-post-card:hover .fgs-post-card__img img {
  transform: scale(1.04);
}

.fgs-post-card__body {
  padding: var(--fgs-space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.fgs-post-card__cat {
  font-size: var(--fgs-text-xs);
  font-family: var(--fgs-font-head);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fgs-signal);
  margin-bottom: var(--fgs-space-3);
}

.fgs-post-card__title {
  font-family: var(--fgs-font-head);
  font-size: var(--fgs-text-lg);
  font-weight: 700;
  line-height: 1.3;
  color: var(--fgs-navy);
  margin-bottom: var(--fgs-space-3);
  text-decoration: none;
  display: block;
  transition: color var(--fgs-transition);
}
.fgs-post-card:hover .fgs-post-card__title { color: var(--fgs-blue); }

.fgs-post-card__excerpt {
  font-size: var(--fgs-text-sm);
  color: var(--fgs-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--fgs-space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.fgs-post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--fgs-space-3);
  font-size: var(--fgs-text-xs);
  color: var(--fgs-muted);
  padding-top: var(--fgs-space-4);
  border-top: 1px solid var(--fgs-border);
  margin-top: auto;
}

.fgs-post-card__read-more {
  margin-left: auto;
  font-family: var(--fgs-font-head);
  font-weight: 700;
  color: var(--fgs-blue);
  text-decoration: none;
  font-size: var(--fgs-text-sm);
  white-space: nowrap;
}


/* ---- RESPONSIVE BLOG ------------------------------------- */
@media (max-width: 1100px) {
  .fgs-article-layout {
    grid-template-columns: 1fr;
    max-width: var(--fgs-content-width);
  }

  .fgs-article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--fgs-space-4);
  }
}

@media (max-width: 640px) {
  .fgs-article-sidebar {
    grid-template-columns: 1fr;
  }

  .fgs-verdict__pros-cons {
    grid-template-columns: 1fr;
  }

  .fgs-post-grid {
    grid-template-columns: 1fr;
  }
}