/* Blog Index Page Styles - Editorial Design */

.blog-index-main {
  min-height: 100vh;
  padding-top: 72px;
}

/* Hero Header */
.blog-hero-header {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
}

.blog-hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--blue-400);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.blog-hero-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.2;
}

.blog-hero-subtitle {
  font-size: 1.125rem;
  color: var(--paragraph-color);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Filters Section - Matching Case Studies Style */
.blog-filters-section {
  background: #111827;
  padding: 24px;
  border-bottom: 1px solid #1f2937;
  position: sticky;
  top: 72px;
  z-index: 10;
}

.blog-filters-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.filter-pill {
  background: transparent;
  border: 1px solid #374151;
  color: #9ca3af;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-family);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.filter-pill:hover {
  border-color: #106af3;
  color: #ffffff;
}

.filter-pill.active {
  background: #106af3;
  border-color: #106af3;
  color: #ffffff;
}

.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.filter-select {
  background: #1f2937;
  border: 1px solid #374151;
  color: #ffffff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  min-width: 160px;
  cursor: pointer;
  font-family: var(--font-family);
}

.filter-select:focus {
  outline: none;
  border-color: #106af3;
}

.search-container {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: #6b7280;
}

.search-input {
  background: #1f2937;
  border: 1px solid #374151;
  color: #ffffff;
  padding: 10px 16px 10px 40px;
  border-radius: 8px;
  font-size: 14px;
  width: 240px;
  font-family: var(--font-family);
}

.search-input::placeholder {
  color: #6b7280;
}

.search-input:focus {
  outline: none;
  border-color: #106af3;
}

/* Legacy support for old class names */
.blog-category-card {
  display: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.6)' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  min-width: 160px;
}

.blog-filter-dropdown select:focus {
  outline: none;
  border-color: var(--blue-500);
}

.blog-search-wrapper {
  position: relative;
  flex: 1;
  max-width: 300px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--paragraph-color);
  pointer-events: none;
}

.blog-search-input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--stroke-white);
  border-radius: 6px;
  color: #fff;
  font-size: 0.875rem;
  font-family: var(--font-family);
}

.blog-search-input::placeholder {
  color: var(--paragraph-color);
}

.blog-search-input:focus {
  outline: none;
  border-color: var(--blue-500);
}

/* Posts Section */
.blog-posts-section {
  padding: var(--space-2xl) 0 var(--space-3xl);
}

/* Ensure both containers have identical width behavior */
#hero-post-container,
#posts-container {
  width: 100%;
}

/* Hero Post Card - matches blog-post-card dimensions */
.blog-hero-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  padding: var(--space-2xl);
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 100%);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: var(--space-xl);
  border: 1px solid rgba(16, 106, 243, 0.2);
  width: 100%;
}

.blog-hero-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  background: linear-gradient(135deg, rgba(16, 106, 243, 0.1) 0%, rgba(16, 106, 243, 0.05) 100%);
  border-radius: 12px;
  min-height: 280px;
}

.blog-hero-graphic svg {
  width: 100%;
  max-width: 200px;
  height: auto;
}

.blog-hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-category-badge {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(16, 106, 243, 0.2);
  border: 1px solid var(--blue-500);
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--blue-300);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  width: fit-content;
}

.blog-hero-headline {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
  margin-bottom: var(--space-lg);
}

.blog-hero-excerpt {
  font-size: 1rem;
  color: var(--paragraph-color);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.blog-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.blog-tag-link {
  font-size: 0.8rem;
  color: var(--blue-400);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  transition: color 0.2s;
  padding: 12px 8px;
}

.blog-tag-link:hover {
  color: var(--blue-300);
}

.blog-author-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.blog-author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
}

.blog-author-info {
  display: flex;
  flex-direction: column;
}

.blog-author-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
}

.blog-author-title {
  font-size: 0.75rem;
  color: var(--paragraph-color);
}

.blog-read-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  background: var(--blue-500);
  border: none;
  border-radius: 100px;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
  width: fit-content;
}

.blog-read-btn:hover {
  background: var(--blue-600);
}

.blog-read-btn svg {
  width: 16px;
  height: 16px;
}

/* Regular Post Cards */
.blog-post-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  padding: var(--space-2xl);
  border-radius: 16px;
  margin-bottom: var(--space-xl);
  border: 1px solid var(--stroke-white);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.2s, transform 0.2s;
}

.blog-post-card:hover {
  border-color: var(--blue-700);
  transform: translateY(-2px);
}

.blog-post-card.reverse {
  direction: rtl;
}

.blog-post-card.reverse > * {
  direction: ltr;
}

.blog-post-card.alt-bg {
  background: linear-gradient(135deg, rgba(16, 106, 243, 0.05) 0%, rgba(16, 106, 243, 0.02) 100%);
}

.blog-post-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(16, 106, 243, 0.05);
  border-radius: 12px;
  padding: var(--space-xl);
  min-height: 280px;
}

.blog-post-graphic svg {
  width: 100%;
  max-width: 200px;
  height: auto;
}

.blog-post-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-post-headline {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  margin-bottom: var(--space-md);
}

.blog-post-excerpt {
  font-size: 0.9375rem;
  color: var(--paragraph-color);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

/* Subscribe Section */
.blog-subscribe-section {
  padding: var(--space-2xl) 0;
}

.blog-subscribe-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  padding: var(--space-2xl);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid var(--stroke-white);
  border-radius: 16px;
  flex-wrap: wrap;
}

.subscribe-content {
  flex: 1;
  min-width: 280px;
}

.subscribe-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-sm);
}

.subscribe-text {
  font-size: 0.9375rem;
  color: var(--paragraph-color);
}

.subscribe-form {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.subscribe-input {
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--stroke-white);
  border-radius: 100px;
  color: #fff;
  font-size: 0.875rem;
  font-family: var(--font-family);
  min-width: 260px;
}

.subscribe-input::placeholder {
  color: var(--paragraph-color);
}

.subscribe-input:focus {
  outline: none;
  border-color: var(--blue-500);
}

.subscribe-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  background: var(--blue-500);
  border: none;
  border-radius: 100px;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.subscribe-btn:hover {
  background: var(--blue-600);
}

/* Loading & Empty States */
.blog-loading,
.blog-no-posts {
  text-align: center;
  padding: var(--space-3xl) 0;
  color: var(--paragraph-color);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(16, 106, 243, 0.2);
  border-top-color: var(--blue-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--space-md);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-clear-filters {
  margin-top: var(--space-md);
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--blue-500);
  border-radius: 6px;
  color: var(--blue-400);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-clear-filters:hover {
  background: var(--blue-500);
  color: #fff;
}

/* Mobile: Remove sticky filters + stack filter controls */
@media (max-width: 768px) {
  .blog-filters-section {
    position: static;
  }
  
  .filter-controls {
    flex-direction: column;
    width: 100%;
  }
  
  .filter-select,
  .search-input {
    width: 100%;
  }
}

/* Responsive */
@media (max-width: 900px) {
  .blog-hero-card {
    grid-template-columns: 1fr;
  }
  
  .blog-hero-graphic {
    min-height: 100px;
    max-height: 100px;
    order: -1;
  }
  
  .blog-hero-graphic svg {
    max-width: 120px;
  }
  
  .blog-post-card {
    grid-template-columns: 1fr;
  }
  
  .blog-post-card.reverse {
    direction: ltr;
  }
  
  .blog-post-graphic {
    min-height: 100px;
    max-height: 100px;
    order: -1;
  }
  
  .blog-post-graphic svg {
    max-width: 120px;
  }
}

@media (max-width: 640px) {
  .blog-category-cards {
    gap: var(--space-sm);
  }
  
  .blog-category-card {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
  }
  
  .blog-category-card span {
    display: none;
  }
  
  .category-icon {
    width: 20px;
    height: 20px;
  }
  
  .blog-filters-row {
    flex-direction: column;
    align-items: stretch;
  }
  
  .blog-filters-left {
    flex-direction: column;
  }
  
  .blog-search-wrapper {
    max-width: none;
  }
  
  .blog-subscribe-card {
    flex-direction: column;
    text-align: center;
  }
  
  .subscribe-form {
    width: 100%;
    flex-direction: column;
  }
  
  .subscribe-input {
    width: 100%;
    min-width: auto;
  }
}

/* Active nav link */
.nav-link-active {
  color: var(--blue-400) !important;
}