/*
 * Archive & Knowledge Hub Styles
 * Theme PsyGuild
 */

.pg-knowledge-hub,
.pg-archive-page {
  position: relative;
}

/* Hero Section */
.pg-knowledge-hero,
.pg-archive-hero {
  padding: clamp(96px, 12vw, 148px) 0 clamp(48px, 7vw, 84px);
  text-align: center;
}

.pg-knowledge-hero h1,
.pg-archive-hero h1 {
  max-width: 880px;
  margin: 0 auto 18px;
  font-family: var(--pg-font-display);
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 0.98;
  color: var(--pg-text-main);
}

.pg-knowledge-hero p,
.pg-archive-hero p {
  max-width: 720px;
  margin: 0 auto 32px;
  color: var(--pg-text-muted);
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.75;
  font-weight: 500;
}

/* Category Grid */
.pg-knowledge-categories {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-bottom: clamp(48px, 7vw, 86px);
}

/* Category Card Component */
.pg-category-card {
  display: flex;
  gap: 18px;
  padding: 24px;
  background: rgba(255,255,255,0.80);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: var(--pg-radius-xl);
  backdrop-filter: blur(var(--pg-glass-blur));
  transition: transform 0.3s, box-shadow 0.3s;
}

.pg-category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--pg-shadow-lg);
}

.pg-category-card__icon {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(0,207,232,0.10);
  color: var(--pg-cyan);
}

.pg-category-card__content {
  display: flex;
  flex-direction: column;
}

.pg-category-card h3 {
  margin: 0 0 8px;
  font-family: var(--pg-font-display);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--pg-text-main);
}

.pg-category-card h3 a {
  color: inherit;
  text-decoration: none;
}

.pg-category-card p {
  margin: 0 0 14px;
  color: var(--pg-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.pg-category-card__meta {
  margin-top: auto;
  margin-bottom: 14px;
  color: var(--pg-text-faint);
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.pg-category-card__link {
  color: var(--pg-cyan);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  display: inline-block;
}

/* Layout */
.pg-knowledge-layout,
.pg-archive-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  padding-bottom: 80px;
}

.pg-knowledge-sidebar {
  position: sticky;
  top: calc(var(--pg-header-height, 80px) + 24px);
}

.pg-knowledge-content {
  min-width: 0;
}

.pg-post-grid {
  display: grid;
  gap: 24px;
}

.pg-post-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pg-post-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* Sidebar Styling */
.pg-sidebar-widget {
  background: var(--pg-glass-bg);
  border: 1px solid var(--pg-border-soft);
  border-radius: var(--pg-radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  backdrop-filter: blur(var(--pg-glass-blur));
}

.pg-sidebar-widget-title {
  font-family: var(--pg-font-display);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--pg-text-main);
}

.pg-category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pg-category-list li {
  margin-bottom: 12px;
}

.pg-category-list li:last-child {
  margin-bottom: 0;
}

.pg-category-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--pg-text-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: 0.2s;
}

.pg-category-list a:hover {
  color: var(--pg-cyan);
}

.pg-category-list .count {
  background: rgba(15,23,42,0.05);
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--pg-text-faint);
}

.pg-knowledge-mobile-filters {
  display: none;
}

/* Responsive */
@media (max-width: 1180px) {
  .pg-knowledge-categories {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pg-post-grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .pg-knowledge-layout,
  .pg-archive-layout {
    grid-template-columns: 1fr;
  }

  .pg-knowledge-sidebar {
    position: static;
  }

  .pg-knowledge-sidebar--desktop {
    display: none;
  }

  .pg-knowledge-mobile-filters {
    display: block;
    margin-bottom: 32px;
  }
  
  .pg-category-chips {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: none;
  }
  
  .pg-category-chips::-webkit-scrollbar {
    display: none;
  }
  
  .pg-category-chip {
    white-space: nowrap;
    padding: 8px 16px;
    background: var(--pg-glass-bg);
    border: 1px solid var(--pg-border-soft);
    border-radius: 99px;
    color: var(--pg-text-soft);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
  }
  
  .pg-category-chip:hover,
  .pg-category-chip.active {
    background: var(--pg-cyan);
    color: #fff;
    border-color: var(--pg-cyan);
  }
}

@media (max-width: 640px) {
  .pg-knowledge-hero,
  .pg-archive-hero {
    padding-top: 100px;
    text-align: left;
  }

  .pg-knowledge-categories {
    grid-template-columns: 1fr;
  }

  .pg-post-grid--3,
  .pg-post-grid--2 {
    grid-template-columns: 1fr;
  }

  .pg-category-card {
    padding: 20px;
  }
}