/* ============================================================
   WATCHTOWER BLOG — Shared Article & Listing Styles
   ============================================================ */

/* ── Blog Listing Page ── */
.blog-page { min-height: 100vh; }

.blog-hero {
  padding: 7rem 2rem 3.5rem;
  text-align: center;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(212,168,75,0.07) 0%, transparent 70%);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.blog-hero-inner { max-width: 700px; margin: 0 auto; }

.blog-hero-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,168,75,0.1);
  border: 1px solid rgba(212,168,75,0.25);
  border-radius: 999px;
  padding: 0.3rem 1rem;
  margin-bottom: 1.25rem;
}

.blog-hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 900;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.blog-hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* ── Blog Container & Filters ── */
.blog-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 2rem 6rem;
}

.blog-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.filter-btn {
  padding: 0.4rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
}
.filter-btn:hover { color: var(--text-secondary); border-color: var(--border-hover); }
.filter-btn.active { background: var(--gold-dim); color: var(--gold); border-color: rgba(212,168,75,0.3); }

/* ── Blog Grid — 3 equal columns ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ── Blog Card ── */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  width: 100%;
}
.blog-card:hover {
  border-color: rgba(212,168,75,0.35);
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(212,168,75,0.1);
}

/* Card image strip — compact icon bar */
.blog-card-img {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 1.25rem;
  gap: 0.75rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.blog-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.25) 0%, transparent 100%);
}
.blog-card-icon {
  font-size: 1.6rem;
  position: relative;
  z-index: 1;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
}

/* Card body */
.blog-card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* Category tag */
.blog-card-tag {
  display: inline-block;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 0.18rem 0.65rem;
  background: var(--gold-dim);
  border-radius: 999px;
  align-self: flex-start;
  border: 1px solid rgba(212,168,75,0.18);
}
.blog-card-tag.install  { color:#22c55e; background:rgba(34,197,94,0.08); border-color:rgba(34,197,94,0.2); }
.blog-card-tag.config   { color:#0ea5e9; background:rgba(14,165,233,0.08); border-color:rgba(14,165,233,0.2); }
.blog-card-tag.platform { color:#a855f7; background:rgba(168,85,247,0.08); border-color:rgba(168,85,247,0.2); }
.blog-card-tag.advanced { color:#f97316; background:rgba(249,115,22,0.08); border-color:rgba(249,115,22,0.2); }
.blog-card-tag.reference{ color:#d4a84b; background:rgba(212,168,75,0.08); border-color:rgba(212,168,75,0.2); }

/* Card title */
.blog-card-title {
  font-family: var(--font-head);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-primary);
  transition: color 0.2s;
}
.blog-card:hover .blog-card-title { color: var(--gold); }

/* Card excerpt */
.blog-card-excerpt {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card meta */
.blog-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.74rem;
  color: var(--text-muted);
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  margin-top: auto;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.blog-card-meta span:last-child { color: var(--gold); font-weight: 600; }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-hero { padding: 5rem 1.25rem 2.5rem; }
  .blog-container { padding: 2rem 1.25rem 4rem; }
}

/* ── Article Page ── */
.article-page { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 1rem 0;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb-sep { color: var(--text-muted); opacity: 0.4; }
.breadcrumb-current { color: var(--text-secondary); }

/* Reading progress bar */
.reading-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  z-index: 1001;
  transition: width 0.1s linear;
  width: 0%;
}

/* Article layout: content + TOC sidebar */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 3rem;
  padding: 2rem 0 6rem;
  align-items: start;
}

/* Article main */
.article-main { min-width: 0; }

.article-header { margin-bottom: 2.5rem; }

.article-category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 0.25rem 0.8rem;
  background: var(--gold-dim);
  border-radius: 999px;
  margin-bottom: 1rem;
}

.article-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.75rem;
}

.author-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.author-avatar-sm {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #c9973a);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: #0a0a0a;
  flex-shrink: 0;
}
.author-name-sm { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); display: block; }
.author-title-sm { font-size: 0.75rem; color: var(--text-muted); }

.article-date, .article-read-time {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.article-date svg, .article-read-time svg { width:14px; height:14px; }

/* Article intro box */
.article-intro-box {
  background: rgba(212,168,75,0.05);
  border: 1px solid rgba(212,168,75,0.15);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* Article body */
.article-body { font-size: 0.97rem; color: var(--text-secondary); line-height: 1.85; }

.article-body h2 {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 90px;
}
.article-body h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2rem 0 0.75rem;
  scroll-margin-top: 90px;
}
.article-body h4 { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin: 1.5rem 0 0.5rem; }

.article-body p { margin-bottom: 1.25rem; }

.article-body a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(212,168,75,0.4); }
.article-body a:hover { text-decoration-color: var(--gold); }

.article-body ul, .article-body ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.article-body li { margin-bottom: 0.5rem; line-height: 1.75; }
.article-body ul li::marker { color: var(--gold); }
.article-body ol li::marker { color: var(--gold); font-weight: 700; }

.article-body strong { color: var(--text-primary); font-weight: 700; }
.article-body em { color: var(--gold); font-style: italic; }

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.83em;
  background: rgba(212,168,75,0.1);
  color: var(--gold-light);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  border: 1px solid rgba(212,168,75,0.12);
}

.article-body pre {
  background: #0a0a16;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  position: relative;
}
.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.85;
}

.article-body blockquote {
  border-left: 3px solid var(--gold);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(212,168,75,0.04);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* Callout boxes */
.callout {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  display: flex;
  gap: 0.75rem;
  font-size: 0.93rem;
  line-height: 1.7;
}
.callout-icon { flex-shrink: 0; font-size: 1.1rem; margin-top: 0.1rem; }
.callout-tip  { background: rgba(34,197,94,0.06); border: 1px solid rgba(34,197,94,0.2); color: var(--text-secondary); }
.callout-note { background: rgba(212,168,75,0.06); border: 1px solid rgba(212,168,75,0.2); color: var(--text-secondary); }
.callout-warn { background: rgba(249,115,22,0.06); border: 1px solid rgba(249,115,22,0.2); color: var(--text-secondary); }

/* Comparison table in articles */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 1.5rem 0;
}
.article-body th {
  background: rgba(255,255,255,0.03);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
}
.article-body td { padding: 0.75rem 1rem; border-bottom: 1px solid rgba(255,255,255,0.04); color: var(--text-secondary); }
.article-body tr:hover td { background: rgba(255,255,255,0.02); }
.yes { color: #4ade80; font-weight: 600; }
.no  { color: var(--text-muted); }
.partial { color: #facc15; }

/* Article FAQ */
.article-faq { margin-top: 3rem; }
.article-faq h2 {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}
.afaq-item { border-bottom: 1px solid var(--border); }
.afaq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 0;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: color 0.2s;
}
.afaq-q:hover { color: var(--gold); }
.afaq-icon { flex-shrink:0; width:20px; height:20px; color:var(--text-muted); transition:transform 0.3s; }
.afaq-icon svg { width:100%; height:100%; }
.afaq-item.open .afaq-icon { transform:rotate(180deg); color:var(--gold); }
.afaq-a { max-height:0; overflow:hidden; transition:max-height 0.4s ease; }
.afaq-a p { padding-bottom:1.1rem; font-size:0.92rem; color:var(--text-secondary); line-height:1.75; }
.afaq-a code { font-family:var(--font-mono); font-size:0.81em; background:rgba(212,168,75,0.1); color:var(--gold-light); padding:0.1rem 0.35rem; border-radius:3px; }
.afaq-item.open .afaq-a { max-height:400px; }

/* Author bio */
.author-bio-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-top: 3rem;
}
.author-bio-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #c9973a);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #0a0a0a;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.author-bio-name { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.2rem; }
.author-bio-role { font-size: 0.82rem; color: var(--gold); font-weight: 600; margin-bottom: 0.6rem; }
.author-bio-text { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* TOC Sidebar */
.toc-sidebar { position: sticky; top: 90px; }

.toc-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}
.toc-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.toc-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.1rem; }
.toc-list li { border-radius: 4px; }
.toc-list a {
  display: block;
  padding: 0.35rem 0.6rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-radius: 4px;
  transition: var(--transition);
  border-left: 2px solid transparent;
  line-height: 1.4;
}
.toc-list a:hover { color: var(--text-secondary); border-left-color: var(--border); background: rgba(255,255,255,0.02); }
.toc-list a.active { color: var(--gold); border-left-color: var(--gold); background: var(--gold-dim); }

/* Related articles */
.related-articles { margin-top: 4rem; }
.related-articles h2 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.related-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.related-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }
.related-card-tag { font-size:0.7rem; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:var(--gold); }
.related-card-title { font-size:0.88rem; font-weight:600; color:var(--text-primary); line-height:1.45; transition:color 0.2s; }
.related-card:hover .related-card-title { color:var(--gold); }
.related-card-time { font-size:0.75rem; color:var(--text-muted); }

/* CTA in articles */
.article-cta {
  background: linear-gradient(135deg, rgba(212,168,75,0.06), var(--bg-card));
  border: 1px solid rgba(212,168,75,0.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  margin-top: 3rem;
}
.article-cta h3 { font-family:var(--font-head); font-size:1.3rem; font-weight:700; margin-bottom:0.5rem; }
.article-cta p  { font-size:0.9rem; color:var(--text-secondary); margin-bottom:1.25rem; }

/* Responsive article */
@media (max-width: 900px) {
  .article-layout { grid-template-columns: 1fr; }
  .toc-sidebar { display: none; }
  .related-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 560px) {
  .related-grid { grid-template-columns: 1fr; }
  .author-bio-box { flex-direction: column; }
}