/* ==========================================================================
   VJInfotech Modern Clean Editorial Blog Stylesheet
   Clean, high-readability layout focused exclusively on article delivery.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Clean Blog Header Section
   -------------------------------------------------------------------------- */
.blog-clean-header {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid var(--vji-border, #e2e8f0);
  padding: 3.5rem 0 2.25rem;
}

.blog-clean-header__top {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-bottom: 2.25rem;
}

@media (min-width: 900px) {
  .blog-clean-header__top {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.blog-clean-header__intro {
  max-width: 680px;
}

.blog-clean-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--vji-primary, #4f46e5);
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.15);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 0.85rem;
}

.blog-clean-title {
  font-size: 2.25rem;
  font-weight: 850;
  letter-spacing: -0.035em;
  color: var(--vji-text-heading, #0f172a);
  line-height: 1.18;
  margin: 0 0 0.75rem;
}

@media (min-width: 768px) {
  .blog-clean-title {
    font-size: 2.75rem;
  }
}

.blog-clean-desc {
  font-size: 1.05rem;
  color: var(--vji-text-muted, #64748b);
  line-height: 1.6;
  margin: 0;
}

/* Header Search Bar */
.blog-clean-search {
  flex-shrink: 0;
  width: 100%;
  max-width: 360px;
}

.blog-search-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #ffffff;
  border: 1px solid var(--vji-border, #cbd5e1);
  border-radius: 9999px;
  padding: 0.3rem 0.35rem 0.3rem 0.95rem;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
  transition: all 0.2s ease;
}

.blog-search-bar:focus-within {
  border-color: var(--vji-primary, #4f46e5);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.blog-search-bar svg {
  color: var(--vji-text-muted, #94a3b8);
  flex-shrink: 0;
}

.blog-search-input {
  flex-grow: 1;
  background: transparent;
  border: none;
  font-size: 0.875rem;
  color: var(--vji-text-heading, #0f172a);
  outline: none;
  width: 100%;
}

.blog-search-input::placeholder {
  color: #94a3b8;
}

.blog-search-submit {
  background: var(--vji-primary, #4f46e5);
  color: #ffffff;
  border: none;
  font-size: 0.8125rem;
  font-weight: 650;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.blog-search-submit:hover {
  background: var(--vji-primary-hover, #4338ca);
}

/* Category Filter Tabs */
.blog-category-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
}

.blog-category-pill {
  padding: 0.4rem 0.95rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--vji-text-muted, #64748b);
  background: #ffffff;
  border: 1px solid var(--vji-border, #e2e8f0);
  transition: all 0.2s ease;
}

.blog-category-pill:hover {
  color: var(--vji-text-heading, #0f172a);
  border-color: #cbd5e1;
  background: #f8fafc;
}

.blog-category-pill.is-active {
  background: var(--vji-primary, #4f46e5);
  color: #ffffff !important;
  border-color: var(--vji-primary, #4f46e5);
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

/* --------------------------------------------------------------------------
   2. Main Blog Container
   -------------------------------------------------------------------------- */
.blog-main-content {
  padding: 3rem 0 5rem;
  background: #ffffff;
}

/* --------------------------------------------------------------------------
   3. Lead Featured Article (Page 1 Spotlight)
   -------------------------------------------------------------------------- */
.blog-lead-card {
  background: #ffffff;
  border: 1px solid var(--vji-border, #e2e8f0);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  display: grid;
  grid-template-columns: 1fr;
  margin-bottom: 3.5rem;
  transition: all 0.25s ease;
}

@media (min-width: 960px) {
  .blog-lead-card {
    grid-template-columns: 1.15fr 1fr;
  }
}

.blog-lead-card:hover {
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: 0 16px 36px -8px rgba(79, 70, 229, 0.1);
  transform: translateY(-2px);
}

.blog-lead-card__media {
  position: relative;
  background: #0f172a;
  overflow: hidden;
  display: block;
  min-height: 260px;
}

.blog-lead-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.blog-lead-card:hover .blog-lead-card__media img {
  transform: scale(1.03);
}

.blog-card-placeholder {
  width: 100%;
  height: 100%;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
  color: #818cf8;
}

.blog-badge-overlay {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.blog-lead-card__content {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 1100px) {
  .blog-lead-card__content {
    padding: 3rem;
  }
}

.blog-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--vji-text-muted, #64748b);
  margin-bottom: 0.75rem;
}

.blog-featured-label {
  font-weight: 750;
  color: var(--vji-primary, #4f46e5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.725rem;
}

.blog-meta-sep {
  color: #cbd5e1;
}

.blog-lead-card__title {
  font-size: 1.6rem;
  font-weight: 850;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

@media (min-width: 768px) {
  .blog-lead-card__title {
    font-size: 1.95rem;
  }
}

.blog-lead-card__title a {
  color: var(--vji-text-heading, #0f172a);
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-lead-card__title a:hover {
  color: var(--vji-primary, #4f46e5);
}

.blog-lead-card__excerpt {
  font-size: 0.975rem;
  line-height: 1.65;
  color: var(--vji-text-body, #334155);
  margin-bottom: 1.75rem;
}

.blog-lead-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--vji-border, #e2e8f0);
}

.blog-author-info {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.blog-author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  background: #f1f5f9;
  border: 1px solid var(--vji-border, #e2e8f0);
  flex-shrink: 0;
}

.blog-author-avatar--sm {
  width: 28px;
  height: 28px;
}

.blog-author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-author-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--vji-text-heading, #0f172a);
}

.blog-btn-read {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--vji-primary, #4f46e5);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 650;
  padding: 0.6rem 1.25rem;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.blog-btn-read:hover {
  background: var(--vji-primary-hover, #4338ca);
  transform: translateX(2px);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

/* --------------------------------------------------------------------------
   4. Articles Grid
   -------------------------------------------------------------------------- */
.blog-articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 680px) {
  .blog-articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-articles-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-clean-card {
  background: #ffffff;
  border: 1px solid var(--vji-border, #e2e8f0);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
  transition: all 0.25s ease;
}

.blog-clean-card:hover {
  transform: translateY(-4px);
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: 0 12px 28px -4px rgba(15, 23, 42, 0.08);
}

.blog-clean-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #0f172a;
  overflow: hidden;
  display: block;
}

.blog-clean-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.blog-clean-card:hover .blog-clean-card__media img {
  transform: scale(1.05);
}

.blog-clean-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-clean-card__title {
  font-size: 1.15rem;
  font-weight: 750;
  line-height: 1.38;
  letter-spacing: -0.015em;
  margin: 0 0 0.75rem;
}

.blog-clean-card__title a {
  color: var(--vji-text-heading, #0f172a);
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-clean-card__title a:hover {
  color: var(--vji-primary, #4f46e5);
}

.blog-clean-card__excerpt {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--vji-text-muted, #64748b);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-clean-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--vji-border, #e2e8f0);
}

.blog-clean-card__arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  color: var(--vji-primary, #4f46e5);
  text-decoration: none;
  transition: all 0.2s ease;
}

.blog-clean-card:hover .blog-clean-card__arrow {
  background: var(--vji-primary, #4f46e5);
  color: #ffffff;
  transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   5. Pagination & Empty State
   -------------------------------------------------------------------------- */
.blog-pagination-wrap {
  margin-top: 3.5rem;
  display: flex;
  justify-content: center;
}

.blog-empty-state {
  text-align: center;
  padding: 4.5rem 1.5rem;
  max-width: 520px;
  margin: 0 auto;
}

.blog-empty-state__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #f1f5f9;
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.blog-empty-state h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--vji-text-heading, #0f172a);
  margin-bottom: 0.5rem;
}

.blog-empty-state p {
  font-size: 0.95rem;
  color: var(--vji-text-muted, #64748b);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}