/* ==========================================================================
   MICROTECH COMPUTER — BLOG STYLESHEET
   Matching design: Navy hero, featured card, filter pills, 3-col grid, sidebar,
   individual reader layout, smooth transitions & mobile responsiveness.
   ========================================================================== */

/* ---- Blog Hero ---- */
.blog-hero-section {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-navy-light) 60%, #1a3a5c 100%);
  padding: 5rem 0 3.5rem;
  overflow: hidden;
  position: relative;
}

.blog-hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 15% 45%, rgba(37,99,235,0.18) 0%, transparent 60%),
                    radial-gradient(circle at 85% 25%, rgba(2,132,199,0.12) 0%, transparent 50%);
  pointer-events: none;
}

.blog-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.blog-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37,99,235,0.25);
  border: 1px solid rgba(37,99,235,0.4);
  color: #93C5FD;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
  width: fit-content;
}

.blog-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 4.2vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
  margin-bottom: 1.1rem;
}

.blog-hero-title .highlight-blue {
  color: #60A5FA;
}

.blog-hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 2rem;
}

.blog-hero-sketch-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  text-align: center;
  backdrop-filter: blur(8px);
}

.blog-sketch-steps {
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  gap: 1.5rem;
}

.blog-sketch-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
}

.blog-sketch-item i {
  font-size: 2.2rem;
  color: #60A5FA;
}

.blog-sketch-item span {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-sketch-arrow {
  color: rgba(255,255,255,0.35);
  font-size: 1.25rem;
}

/* ---- Section: Featured Blog ---- */
.blog-featured-section {
  padding: 3.5rem 0 1.5rem;
  background: var(--bg-body);
}

.featured-blog-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.featured-blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.featured-img-wrap {
  position: relative;
  min-height: 320px;
  overflow: hidden;
}

.featured-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-smooth);
}

.featured-blog-card:hover .featured-img-wrap img {
  transform: scale(1.03);
}

.featured-content {
  padding: 2.75rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--sky-light);
  color: var(--vibrant-blue);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
  width: fit-content;
}

.featured-title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 800;
  color: var(--text-heading);
  line-height: 1.3;
  margin-bottom: 1rem;
}

.featured-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.featured-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.featured-meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ---- Category Filter Bar ---- */
.blog-categories-wrap {
  margin: 2.5rem 0 2rem;
}

.blog-cat-pills {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.blog-cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.15rem;
  background: #fff;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.blog-cat-pill:hover {
  border-color: var(--border-blue);
  color: var(--vibrant-blue);
  background: var(--sky-lighter);
}

.blog-cat-pill.active {
  background: var(--vibrant-blue);
  color: #fff;
  border-color: var(--vibrant-blue);
  box-shadow: 0 4px 12px rgba(37,99,235,0.25);
}

/* ---- Main 2-Column Section (Grid + Sidebar) ---- */
.blog-main-section {
  padding: 1rem 0 4rem;
  background: var(--bg-body);
}

.blog-layout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2.5rem;
  align-items: start;
}

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

.blog-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-blue);
}

.blog-card-img-wrap {
  height: 180px;
  position: relative;
  overflow: hidden;
}

.blog-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-smooth);
}

.blog-card:hover .blog-card-img-wrap img {
  transform: scale(1.06);
}

.blog-card-body {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-cat {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--vibrant-blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.45rem;
}

.blog-card-title {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.4;
  margin-bottom: 0.65rem;
}

.blog-card-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-card-title a:hover {
  color: var(--vibrant-blue);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.76rem;
  color: var(--text-light);
  margin-bottom: 0.75rem;
}

.blog-card-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-card-footer {
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-light);
}

.btn-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--vibrant-blue);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.btn-read-more:hover {
  gap: 0.65rem;
  color: var(--royal-blue);
}

/* No results */
.blog-no-results {
  display: none;
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.blog-no-results.visible {
  display: block;
}

/* ---- Sidebar Widgets ---- */
.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.sidebar-widget {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 1.15rem;
  padding-bottom: 0.65rem;
  border-bottom: 2px solid var(--vibrant-blue);
}

/* Search widget */
.sidebar-search-box {
  display: flex;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.sidebar-search-input {
  flex: 1;
  padding: 0.65rem 0.85rem;
  border: none;
  outline: none;
  font-size: 0.88rem;
  font-family: var(--font-body);
}

.sidebar-search-btn {
  background: var(--vibrant-blue);
  color: #fff;
  border: none;
  padding: 0 1rem;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sidebar-search-btn:hover {
  background: var(--royal-blue);
}

/* Popular Posts */
.popular-posts-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.popular-post-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-fast);
}

.popular-post-item:hover {
  transform: translateX(3px);
}

.popular-post-num {
  width: 24px;
  height: 24px;
  background: var(--sky-lighter);
  color: var(--vibrant-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.popular-post-thumb {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.popular-post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.popular-post-info {
  flex: 1;
}

.popular-post-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-heading);
  line-height: 1.35;
  margin-bottom: 0.25rem;
}

.popular-post-date {
  font-size: 0.72rem;
  color: var(--text-light);
}

/* Instagram Sidebar Card */
.sidebar-instagram-card {
  background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.sidebar-ig-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.sidebar-ig-icon {
  font-size: 2.2rem;
  background: linear-gradient(45deg, #F58529, #DD2A7B, #8134AF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sidebar-ig-handle {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.sidebar-ig-sub {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.72);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.sidebar-ig-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.sidebar-ig-grid img {
  width: 100%;
  height: 55px;
  object-fit: cover;
}

/* Newsletter widget */
.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.newsletter-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.85rem;
  outline: none;
}

.newsletter-input:focus {
  border-color: var(--vibrant-blue);
}

.newsletter-privacy {
  font-size: 0.72rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

/* ---- Individual Blog Post Reader Page Styles ---- */
.post-header-section {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-navy-light) 70%, #162b45 100%);
  padding: 4.5rem 0 3rem;
  color: #fff;
}

.post-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.25rem;
}

.post-breadcrumb a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}

.post-breadcrumb a:hover {
  color: #fff;
}

.post-category-tag {
  display: inline-block;
  background: rgba(37,99,235,0.3);
  border: 1px solid rgba(37,99,235,0.5);
  color: #93C5FD;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.post-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

.post-meta-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  flex-wrap: wrap;
}

.post-main-content-section {
  padding: 3rem 0 4rem;
  background: var(--bg-body);
}

.post-layout-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
}

.post-body-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  box-shadow: var(--shadow-sm);
}

.post-featured-hero-img {
  width: 100%;
  max-height: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2.25rem;
}

.post-featured-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.post-article-content {
  font-family: var(--font-body);
  font-size: 1.02rem;
  color: var(--text-body);
  line-height: 1.8;
}

.post-article-content p.lead-p {
  font-size: 1.15rem;
  color: var(--text-heading);
  font-weight: 500;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.post-article-content h2 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-heading);
  margin: 2.25rem 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border-light);
}

.post-article-content h3 {
  font-family: var(--font-heading);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--royal-blue);
  margin: 1.5rem 0 0.65rem;
}

.post-article-content ul,
.post-article-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.post-article-content li {
  margin-bottom: 0.5rem;
}

.post-takeaways-box {
  background: var(--sky-lighter);
  border: 1.5px solid var(--border-blue);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 2.5rem 0;
}

.post-takeaways-title {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--vibrant-blue);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.post-course-cta-box {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--royal-blue) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  margin: 2.5rem 0;
}

.post-course-cta-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.post-course-cta-desc {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.8);
  max-width: 480px;
  margin: 0 auto 1.5rem;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .blog-articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .blog-layout-grid,
  .post-layout-grid {
    grid-template-columns: 1fr;
  }
  .featured-blog-card {
    grid-template-columns: 1fr;
  }
  .featured-img-wrap {
    height: 240px;
  }
}

@media (max-width: 768px) {
  .blog-hero-grid {
    grid-template-columns: 1fr;
  }
  .blog-articles-grid {
    grid-template-columns: 1fr;
  }
  .featured-content {
    padding: 1.75rem;
  }
  .post-body-card {
    padding: 1.5rem;
  }
}