/* ==========================
   MODERN THEME - Enhanced 3-Column Layout
   - Clean, modern design with subtle shadows
   - Responsive 3-column grid (desktop) -> 2 -> 1
   - Optimized card sizing and spacing
   - Professional color scheme
   =========================== */

/* --------------------------
   VARIABLES
   -------------------------- */
:root{
  --page-bg: #fafbfc;
  --surface: #ffffff;
  --surface-hover: #f8f9fa;
  --muted: #6b7280;
  --text: #1a202c;
  --text-light: #4a5568;
  --accent: #3182ce;
  --accent-hover: #2c5aa0;
  --success: #38a169;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --container-max: 1280px;
  --site-padding: 20px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------
   BASE / TYPOGRAPHY
   -------------------------- */
* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  background: var(--page-bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

/* container center + max width */
.container {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--site-padding);
  padding-right: var(--site-padding);
}

/* links */
a { 
  color: var(--accent); 
  text-decoration: none; 
  transition: var(--transition);
}
a:hover { 
  color: var(--accent-hover); 
}

/* responsive images */
img, iframe { 
  max-width: 100%; 
  height: auto; 
  display: block; 
}

/* utility classes */
.u-muted { color: var(--muted); }
.u-text-light { color: var(--text-light); }
.u-uppercase { 
  text-transform: uppercase; 
  letter-spacing: 0.05em; 
  font-weight: 600; 
  font-size: 12px; 
}

/* --------------------------
   HEADER / NAV / LOGO
   -------------------------- */
/* REDUCED VERTICAL PADDING to match logo height exactly */
.site-header,
header,
.navbar,
.main-navigation {
  padding-top: 0 !important; /* Changed from 2px to 0 */
  padding-bottom: 0 !important; /* Changed from 2px to 0 */
  background: var(--surface);
  z-index: 100;
  border-bottom: 1px solid var(--border);
  min-height: 40px !important; /* Reduced from 44px to 40px */
  max-height: 40px !important; /* Reduced from 44px to 40px */
  line-height: 1 !important;
  display: flex !important;
  align-items: center !important;
}

/* constrain logo to exact size matching header */
.custom-logo-link img,
img.custom-logo,
.site-branding img,
.site-logo img,
.header-logo img,
.logo img {
  max-height: 40px !important;
  height: 40px !important;
  width: auto !important;
  max-width: 200px !important;
  display: block !important;
  object-fit: contain !important;
  margin: 0 !important;
  vertical-align: middle !important;
}

/* wrapper limits and height constraints */
.custom-logo-link,
.site-branding,
.site-logo { 
  max-width: 260px; 
  height: 40px !important;
  display: flex !important;
  align-items: center !important;
}

/* Header container constraints */
.site-header .container,
header .container,
.navbar .container {
  height: 40px !important; /* Reduced from 44px to 40px */
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

/* Navigation wrapper */
.main-navigation,
.nav-menu {
  height: 40px !important;
  display: flex !important;
  align-items: center !important;
}

.main-navigation ul,
.nav-menu ul {
  height: 40px !important;
  display: flex !important;
  align-items: center !important;
  margin: 0 !important;
}

/* nav menu items (compact for tight header) */
.main-navigation a, .menu a {
  padding: 4px 12px !important; /* Reduced from 6px to 4px */
  border-radius: var(--radius-md);
  color: var(--text);
  font-weight: 500;
  transition: var(--transition);
  line-height: 1.2;
  font-size: 14px;
}
.main-navigation a:hover, .menu a:hover {
  background: var(--surface-hover);
  color: var(--accent);
}

/* ensure nav lists don't add extra margins */
.main-navigation ul, .nav-menu { margin-top: 0 !important; margin-bottom: 0 !important; }

/* --------------------------
   BANNER AREA
   -------------------------- */
.banner-area {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-hover) 100%);
  padding-top: 20px !important;
  padding-bottom: 20px !important;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

/* banner title */
.banner-title { 
  font-size: 32px; 
  margin: 0 0 8px 0; 
  font-weight: 700; 
  color: var(--text); 
}

/* breadcrumb container */
.breadcrumb-container { 
  margin-top: 12px; 
  color: var(--muted); 
}

/* --------------------------
   POST FILTER (modern card design)
   -------------------------- */
.post-filter-top {
  margin-top: 24px !important;
  margin-bottom: 32px !important;
}

/* filter card */
.category-filter {
  background: var(--surface) !important;
  padding: 28px !important;
  margin-bottom: 32px !important;
  border-radius: var(--radius-xl) !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow-lg) !important;
}

/* filter title */
.category-filter .filter-main-title {
  margin-top: 0 !important;
  margin-bottom: 20px !important;
  color: var(--text) !important;
  font-size: 24px !important;
  font-weight: 700 !important;
  text-align: center !important;
}

/* horizontal category layout */
.categories-horizontal {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 16px !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 8px !important;
}

/* filter section */
.categories-horizontal .filter-section {
  display: inline-flex !important;
  align-items: center !important;
  position: relative !important;
  margin-bottom: 0 !important;
  flex: 0 0 auto !important;
}

/* parent category pills */
.parent-category label {
  font-weight: 600 !important;
  font-size: 14px !important;
  cursor: pointer !important;
  display: inline-flex !important;
  align-items: center !important;
  padding: 12px 20px !important;
  background: var(--surface) !important;
  border: 2px solid var(--border) !important;
  border-radius: 30px !important;
  transition: var(--transition) !important;
  white-space: nowrap !important;
  box-shadow: var(--shadow-sm) !important;
  color: var(--text) !important;
}

.parent-category label:hover {
  background: var(--accent) !important;
  color: white !important;
  border-color: var(--accent) !important;
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-md) !important;
}

.parent-category input[type="checkbox"] {
  margin-right: 8px !important;
  accent-color: var(--accent) !important;
}

.parent-category input[type="checkbox"]:checked + span {
  color: white !important;
}

.parent-category input[type="checkbox"]:checked {
  accent-color: white !important;
}

.parent-category label:has(input[type="checkbox"]:checked) {
  background: var(--accent) !important;
  color: white !important;
  border-color: var(--accent) !important;
}

/* subcategories dropdown */
.subcategories {
  position: absolute !important;
  top: 100% !important;
  left: 0 !important;
  min-width: 300px !important;
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-xl) !important;
  padding: 20px !important;
  margin-top: 8px !important;
  z-index: 1000 !important;
  display: none !important;
}

.subcategory-title {
  margin: 0 0 16px 0 !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  color: var(--muted) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  border-bottom: 1px solid var(--border-light) !important;
  padding-bottom: 8px !important;
}

.subcategories label {
  display: block !important;
  margin-bottom: 10px !important;
  padding: 10px 12px !important;
  border-radius: var(--radius-md) !important;
  cursor: pointer !important;
  transition: var(--transition) !important;
  font-weight: 500 !important;
}

.subcategories label:hover {
  background: var(--surface-hover) !important;
  color: var(--accent) !important;
}

/* --------------------------
   POSTS GRID (3 columns desktop -> 2 -> 1)
   Optimized for modern card layout
   -------------------------- */

/* primary grid container */
#primary .posts-grid,
.content-area .posts-grid,
.posts-grid {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 28px !important;
  margin-top: 32px !important;
  margin-bottom: 40px !important;
}

/* tablet -> 2 columns */
@media (max-width: 1199px) {
  #primary .posts-grid,
  .content-area .posts-grid,
  .posts-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 24px !important;
  }
}

/* mobile -> 1 column */
@media (max-width: 767px) {
  #primary .posts-grid,
  .content-area .posts-grid,
  .posts-grid {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
}

/* post card styling */
#primary .post-item,
.content-area .post-item,
.post-item {
  display: flex !important;
  flex-direction: column !important;
  height: 100% !important;
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-xl) !important;
  overflow: hidden !important;
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition) !important;
  position: relative !important;
}

.post-item:hover {
  transform: translateY(-4px) !important;
  box-shadow: var(--shadow-xl) !important;
  border-color: var(--accent) !important;
}

/* post image */
.post-image {
  position: relative !important;
  overflow: hidden !important;
}

.post-image img {
  width: 100% !important;
  height: 220px !important;
  object-fit: cover !important;
  display: block !important;
  transition: var(--transition) !important;
}

.post-item:hover .post-image img {
  transform: scale(1.05) !important;
}

/* post content */
.post-content {
  padding: 24px !important;
  flex: 1 1 auto !important;
  display: flex !important;
  flex-direction: column !important;
}

.post-title {
  margin: 0 0 12px 0 !important;
  font-size: 20px !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  line-height: 1.3 !important;
}

.post-title a {
  color: inherit !important;
  text-decoration: none !important;
  transition: var(--transition) !important;
}

.post-title a:hover {
  color: var(--accent) !important;
}

.post-categories {
  font-size: 12px !important;
  color: var(--muted) !important;
  margin-bottom: 12px !important;
  font-weight: 500 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
}

.post-excerpt {
  color: var(--text-light) !important;
  line-height: 1.6 !important;
  margin-bottom: 20px !important;
  font-size: 15px !important;
  flex: 1 0 auto !important;
}

/* post actions */
.post-actions {
  display: flex !important;
  gap: 12px !important;
  align-items: center !important;
  margin-top: auto !important;
  padding-top: 16px !important;
  border-top: 1px solid var(--border-light) !important;
}

.like-btn, .share-btn {
  background: var(--accent) !important;
  color: white !important;
  border: none !important;
  padding: 10px 16px !important;
  border-radius: var(--radius-md) !important;
  cursor: pointer !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  transition: var(--transition) !important;
  box-shadow: var(--shadow-sm) !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
}

.like-btn:hover, .share-btn:hover {
  background: var(--accent-hover) !important;
  transform: translateY(-1px) !important;
  box-shadow: var(--shadow-md) !important;
}

.like-btn.liked {
  background: var(--success) !important;
}

.like-btn:disabled {
  opacity: 0.6 !important;
  cursor: not-allowed !important;
  transform: none !important;
}

.share-btn.copied {
  background: var(--success) !important;
}

/* loading and no posts states */
.loading, .no-posts-message {
  text-align: center !important;
  padding: 60px 20px !important;
  color: var(--muted) !important;
  font-size: 18px !important;
  grid-column: 1 / -1 !important;
  background: var(--surface) !important;
  border-radius: var(--radius-lg) !important;
  border: 1px solid var(--border) !important;
}

/* --------------------------
   SIDEBAR / WIDGETS
   -------------------------- */
.sidebar-area {
  padding-left: 32px !important;
  padding-top: 0 !important;
}

.sidebar-area .widget {
  background: var(--surface) !important;
  padding: 24px !important;
  margin-bottom: 28px !important;
  border-radius: var(--radius-xl) !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition) !important;
}

.sidebar-area .widget:hover {
  box-shadow: var(--shadow-lg) !important;
  transform: translateY(-2px) !important;
}

.sidebar-area .widget h3,
.sidebar-area .widget h4,
.sidebar-area .widget .widget-title {
  margin-top: 0 !important;
  margin-bottom: 16px !important;
  color: var(--text) !important;
  font-size: 20px !important;
  font-weight: 700 !important;
  padding-bottom: 12px !important;
  border-bottom: 2px solid var(--border-light) !important;
}

.sidebar-area .widget ul {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.sidebar-area .widget li {
  padding: 8px 0 !important;
  border-bottom: 1px solid var(--border-light) !important;
}

.sidebar-area .widget li:last-child {
  border-bottom: none !important;
}

.sidebar-area .widget a {
  color: var(--text-light) !important;
  text-decoration: none !important;
  transition: var(--transition) !important;
}

.sidebar-area .widget a:hover {
  color: var(--accent) !important;
}

/* align sidebar start with posts */
#primary .sidebar-area,
.sidebar-area {
  padding-top: 0 !important;
}

/* --------------------------
   FORMS / BUTTONS / INPUTS
   -------------------------- */
button, .btn, .button { 
  font-weight: 500; 
  border-radius: var(--radius-md); 
  padding: 12px 20px; 
  border: none; 
  cursor: pointer; 
  transition: var(--transition);
}

button.primary, .btn-primary { 
  background: var(--accent); 
  color: white; 
  box-shadow: var(--shadow-sm); 
}

button.primary:hover, .btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

button.ghost { 
  background: transparent; 
  border: 1px solid var(--border); 
  color: var(--text);
}

button.ghost:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  color: var(--accent);
}

input[type="text"], input[type="email"], textarea, select {
  border: 1px solid var(--border); 
  padding: 12px 16px; 
  border-radius: var(--radius-md); 
  background: var(--surface); 
  width: 100%;
  transition: var(--transition);
}

input[type="text"]:focus, input[type="email"]:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
  outline: none;
}

/* --------------------------
   RESPONSIVE ADJUSTMENTS
   -------------------------- */
@media (max-width: 1199px) {
  .posts-grid { grid-template-columns: repeat(2,1fr) !important; }
  .categories-horizontal { gap: 12px; }
}

@media (max-width: 991px) {
  .sidebar-area { padding-left: 0; margin-top: 32px; }
  .category-filter { padding: 20px; }
  .container { padding-left: 16px; padding-right: 16px; }
}

@media (max-width: 767px) {
  .posts-grid { grid-template-columns: 1fr !important; }
  .categories-horizontal { 
    flex-direction: column; 
    gap: 12px; 
    align-items: stretch; 
  }
  .subcategories { 
    position: static; 
    box-shadow: var(--shadow-md); 
    border: 1px solid var(--border); 
    margin-top: 12px; 
    min-width: auto; 
  }
  .parent-category label { 
    width: 100%; 
    justify-content: flex-start; 
  }
  .post-image img { height: 200px !important; }
  .banner-title { font-size: 24px; }
  .category-filter .filter-main-title { font-size: 20px; }
}

@media (max-width: 576px) {
  .post-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  
  .like-btn, .share-btn {
    width: 100%;
    justify-content: center;
  }
  
  .post-content { padding: 20px; }
  .sidebar-area .widget { padding: 20px; }
}

/* End of modern-theme.css */