/* ============================================================
   iTechFixr Blog Styles — Extends itechfixr.css
   ============================================================ */

/* Subdomain banner (shared with profile.css) */
.sub-banner {
  background-color: rgba(5,14,26,0.9);
  border-bottom: 1px solid var(--border);
  padding: 8px 40px;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase;
  position: fixed; top: 0; left: 0; right: 0; z-index: 101;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.sub-banner-tag {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary);
}
.sub-banner-tag::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary); animation: pulse 2s infinite;
}
.sub-banner-back {
  color: var(--muted); text-decoration: none; transition: color 0.2s;
}
.sub-banner-back:hover { color: var(--primary); }
body.subdomain { padding-top: 36px; }
body.subdomain nav { top: 36px; }

/* Blog landing hero */
.blog-hero {
  padding: 130px 40px 64px;
  background: linear-gradient(135deg, #020810 0%, #071525 60%, #0A1E2E 100%);
  position: relative; overflow: hidden;
}
.blog-hero-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
}
.blog-hero-glow {
  position: absolute; top: -100px; right: 0;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,194,224,0.1) 0%, transparent 65%);
  pointer-events: none;
}
.blog-hero-inner { max-width: 1200px; margin: 0 auto; position: relative; z-index: 1; }
.blog-hero h1 {
  font-family: var(--font-display); font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 800; line-height: 1.08; letter-spacing: -0.025em;
  color: var(--text); margin-bottom: 16px;
}
.blog-hero h1 span { color: var(--primary); }
.blog-hero-sub { font-size: 1rem; color: var(--muted); line-height: 1.7; max-width: 640px; }

/* Category filter */
.blog-cat-bar {
  max-width: 1200px; margin: 0 auto;
  padding: 32px 40px 24px;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}
.cat-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase;
  margin-right: 8px;
}
.cat-pill {
  padding: 6px 14px; border-radius: 2px;
  background: rgba(0,194,224,0.06); border: 1px solid var(--border);
  color: var(--muted); font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  cursor: pointer; transition: all 0.2s; text-decoration: none;
}
.cat-pill:hover { color: var(--primary); border-color: var(--primary); }
.cat-pill.active { background: var(--primary); color: #000; border-color: var(--primary); }

/* Featured post */
.featured-section { padding: 56px 40px 32px; background: var(--bg); }
.featured-inner { max-width: 1200px; margin: 0 auto; }
.featured-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--primary); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 18px;
}
.featured-post {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  display: grid; grid-template-columns: 1.2fr 1fr;
  text-decoration: none; color: inherit;
  transition: border-color 0.25s;
}
.featured-post:hover { border-color: var(--primary); }
.featured-post-img {
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  position: relative; overflow: hidden; min-height: 320px;
  display: flex; align-items: center; justify-content: center;
}
.featured-post-pattern {
  position: absolute; inset: 0; opacity: 0.4;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 32px 32px;
}
.featured-post-icon {
  position: relative; z-index: 1;
  width: 80px; height: 80px; border-radius: 50%;
  background: rgba(0,194,224,0.1); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.featured-post-body {
  padding: 40px;
  display: flex; flex-direction: column; gap: 16px;
}
.featured-post-cat {
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--primary);
  letter-spacing: 0.12em; text-transform: uppercase;
}
.featured-post-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem); line-height: 1.18;
  letter-spacing: -0.02em; color: var(--text);
}
.featured-post-excerpt { font-size: 0.95rem; color: var(--muted); line-height: 1.75; }
.featured-post-meta {
  margin-top: auto; padding-top: 18px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.author-block { display: flex; align-items: center; gap: 10px; }
.author-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--bg3); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--primary); font-weight: 700;
}
.author-meta { display: flex; flex-direction: column; }
.author-name { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.author-date { font-size: 0.72rem; color: var(--muted); }
.read-link {
  color: var(--primary); font-size: 0.85rem; font-weight: 700;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap 0.2s;
}
.featured-post:hover .read-link { gap: 10px; }

/* Post grid */
.posts-section { padding: 32px 40px 96px; background: var(--bg); }
.posts-inner { max-width: 1200px; margin: 0 auto; }
.posts-section-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--primary); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 18px;
}
.posts-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.post-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  transition: border-color 0.25s, transform 0.2s;
}
.post-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.post-card-img {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.post-card-pattern {
  position: absolute; inset: 0; opacity: 0.4;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 22px 22px;
}
.post-card-icon {
  position: relative; z-index: 1;
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(0,194,224,0.1); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.post-card-cat-badge {
  position: absolute; top: 12px; left: 12px;
  background: rgba(0,194,224,0.12); border: 1px solid rgba(0,194,224,0.3);
  color: var(--primary); padding: 3px 9px; border-radius: 2px;
  font-family: var(--font-mono); font-size: 0.58rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.post-card-body { padding: 22px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.post-card-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.02rem; line-height: 1.35; color: var(--text);
  letter-spacing: -0.01em;
}
.post-card-excerpt { font-size: 0.82rem; color: var(--muted); line-height: 1.65; flex: 1; }
.post-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 0.62rem; color: var(--muted);
  letter-spacing: 0.04em;
}
.post-card-read {
  color: var(--primary); font-weight: 700;
  display: flex; align-items: center; gap: 4px;
}

/* Article page */
.article-hero {
  padding: 130px 40px 56px;
  background: linear-gradient(135deg, #020810 0%, #071525 60%, #0A1E2E 100%);
  position: relative; overflow: hidden;
}
.article-hero-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
}
.article-hero-inner { max-width: 820px; margin: 0 auto; position: relative; z-index: 1; }
.article-hero-meta {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted);
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 22px;
}
.article-hero-meta .meta-cat { color: var(--primary); }
.article-hero-meta .meta-sep { opacity: 0.3; }
.article-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -0.025em;
  color: var(--text); margin-bottom: 18px;
}
.article-lede {
  font-size: 1.1rem; color: var(--muted); line-height: 1.7;
  padding-left: 20px; border-left: 2px solid var(--primary);
}

.article-body { padding: 64px 40px 80px; background: var(--bg); }
.article-body-inner { max-width: 820px; margin: 0 auto; }
.article-prose { color: var(--text); }
.article-prose p { font-size: 1.02rem; line-height: 1.85; color: var(--muted); margin-bottom: 22px; }
.article-prose h2 {
  font-family: var(--font-display); font-size: 1.55rem; font-weight: 800;
  color: var(--text); letter-spacing: -0.02em; margin: 48px 0 18px;
}
.article-prose h3 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 700;
  color: var(--text); margin: 32px 0 14px;
}
.article-prose ul { list-style: none; margin: 0 0 22px 0; padding-left: 0; }
.article-prose ul li {
  position: relative; padding-left: 22px; margin-bottom: 10px;
  font-size: 0.98rem; line-height: 1.75; color: var(--muted);
}
.article-prose ul li::before {
  content: '—'; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 700;
}
.article-prose strong { color: var(--text); }
.article-prose .callout {
  background: rgba(0,194,224,0.05); border: 1px solid rgba(0,194,224,0.2);
  border-left: 3px solid var(--primary);
  padding: 22px 26px; margin: 32px 0; border-radius: var(--radius);
  font-size: 0.95rem; color: var(--text); line-height: 1.7;
}
.article-prose .callout strong { color: var(--primary); }

/* Article author block */
.article-author-block {
  margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--border);
  display: flex; gap: 20px; align-items: center;
}
.article-author-avatar {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--bg3); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.9rem;
  color: var(--primary); font-weight: 700;
}
.article-author-text { flex: 1; }
.article-author-text .name { font-family: var(--font-display); font-weight: 700; font-size: 1rem; color: var(--text); margin-bottom: 4px; }
.article-author-text .role { font-size: 0.85rem; color: var(--muted); }
.article-author-text .role a { color: var(--primary); text-decoration: none; }

/* Related posts */
.related-section { padding: 64px 40px 96px; background: var(--bg2); border-top: 1px solid var(--border); }
.related-inner { max-width: 1200px; margin: 0 auto; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 28px; }

@media (max-width: 900px) {
  body.subdomain { padding-top: 28px; }
  .sub-banner { padding: 6px 16px; font-size: 0.62rem; }
  .featured-post { grid-template-columns: 1fr; }
  .featured-post-img { min-height: 200px; }
  .featured-post-body { padding: 28px; }
  .posts-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .blog-hero, .article-hero { padding-left: 20px; padding-right: 20px; padding-top: 110px; }
  .featured-section, .posts-section, .article-body, .related-section { padding-left: 20px; padding-right: 20px; }
  .blog-cat-bar { padding: 24px 20px; }
}