/**
 * TAMUCT News Widget Frontend Styles
 * 
 * Container query based layout with CSS layers for theme override support
 */

@layer tamuct-news-widget {
  :root {
    --tamuct-primary-color: #722F37;
    --tamuct-text-color: #333;
    --tamuct-light-gray: #f8f9fa;
    --tamuct-border-color: #e0e0e0;
    --tamuct-border-radius: 8px;
    --tamuct-spacing-sm: 0.5rem;
    --tamuct-spacing-md: 1rem;
    --tamuct-spacing-lg: 1.5rem;
    --tamuct-spacing-xl: 2rem;
  }

  .wp-block-tamuct-news-widget {
    font-family: inherit;
    container-type: inline-size;
  }

  .wp-block-tamuct-news-widget .tamuct-news-widget-container {
    margin: 0;
  }


  /* Category Filter Buttons */
  .wp-block-tamuct-news-widget .tamuct-category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--tamuct-spacing-sm);
    justify-content: center;
    margin-bottom: var(--tamuct-spacing-xl);
    padding: var(--tamuct-spacing-md) 0;
  }

  .wp-block-tamuct-news-widget .tamuct-filter-button {
    background: var(--global-palette9, #ffffff);
    color: var(--global-palette1, var(--tamuct-primary-color));
    border: 2px solid var(--global-palette1, var(--tamuct-primary-color));
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    position: relative;
  }

  .wp-block-tamuct-news-widget .tamuct-filter-button:hover {
    background: var(--global-palette1, var(--tamuct-primary-color));
    color: var(--global-palette9, #ffffff);
  }

  .wp-block-tamuct-news-widget .tamuct-filter-button.active {
    background: var(--global-palette1, var(--tamuct-primary-color));
    color: var(--global-palette9, #ffffff);
  }

  .wp-block-tamuct-news-widget .tamuct-filter-button.loading {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
  }

  .wp-block-tamuct-news-widget .tamuct-filter-button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: tamuct-spin 1s linear infinite;
  }


  @keyframes tamuct-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }

  /* Responsive filter buttons */
  @container (max-width: 600px) {
    .wp-block-tamuct-news-widget .tamuct-category-filters {
      gap: 0.375rem;
    }
    
    .wp-block-tamuct-news-widget .tamuct-filter-button {
      padding: 0.375rem 0.75rem;
      font-size: 0.8rem;
    }
  }

  .wp-block-tamuct-news-widget .tamuct-news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--tamuct-spacing-lg);
    container-type: inline-size;
    position: relative;
  }

  /* Container queries for responsive layout */
  @container (min-width: 400px) {
    .wp-block-tamuct-news-widget .tamuct-news-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @container (min-width: 768px) {
    .wp-block-tamuct-news-widget .tamuct-news-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  @container (min-width: 1200px) {
    .wp-block-tamuct-news-widget .tamuct-news-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* Card Styles - simplified without entrance animations */
  .wp-block-tamuct-news-widget .tamuct-news-card {
    background: var(--global-palette9, #ffffff);
    border: none;
    border-radius: 0;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: none;
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  /* Cards appearing from load more - more subtle */
  .wp-block-tamuct-news-widget .tamuct-news-card.tamuct-new-card {
    animation: tamuct-card-slide-up 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
  }

  @keyframes tamuct-card-slide-up {
    from {
      opacity: 0;
      transform: translateY(20px) scale(0.96);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  /* Filter transition states */
  .wp-block-tamuct-news-widget.tamuct-filtering .tamuct-news-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .wp-block-tamuct-news-widget.tamuct-filtering .tamuct-news-grid {
    opacity: 0.7;
    transform: scale(0.98);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__image {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 66.67%; /* 3:2 aspect ratio like Kadence */
    overflow: hidden;
    background-color: var(--global-palette8, #f7f7f7);
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100% !important;
    object-fit: cover;
    background-color: transparent;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__image:hover img {
    transform: scale(1.05);
    transition: transform 0.2s ease;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__content {
    padding: var(--tamuct-spacing-md) 0;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__categories {
    margin-bottom: var(--tamuct-spacing-sm);
    display: flex;
    flex-wrap: wrap;
    gap: var(--tamuct-spacing-sm);
    order: -1; /* Show categories above title like Kadence */
    font-size: 13px;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__category {
    background: transparent;
    color: var(--global-palette-highlight, var(--tamuct-primary-color));
    padding: 0;
    border-radius: 0;
    font-size: 13px;
    line-height: 20px;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: normal;
    text-decoration: none;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__category:hover {
    text-decoration: underline;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--global-palette5) !important;
    line-height: 1.3;
    margin: 0 !important;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__title a {
    color: inherit !important;
    text-decoration: none !important;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__title a:hover {
    color: inherit !important;
    text-decoration: underline !important;
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__date {
    font-size: 0.875rem;
    color: var(--global-palette3, #000);
    margin-bottom: var(--tamuct-spacing-sm);
  }

  .wp-block-tamuct-news-widget .tamuct-news-card__excerpt {
    font-size: 0.875rem;
    color: var(--global-palette3, var(--tamuct-text-color));
    line-height: 1.5;
  }

  .wp-block-tamuct-news-widget .tamuct-news-empty {
    text-align: center;
    padding: var(--tamuct-spacing-xl);
    color: var(--global-palette5, #666);
    font-style: italic;
  }

  /* Alignment Support with Container Queries */
  .wp-block-tamuct-news-widget.alignwide,
  .wp-block-tamuct-news-widget.alignfull {
    container-type: inline-size;
  }

  @container (min-width: 600px) {
    .wp-block-tamuct-news-widget.alignwide .tamuct-news-grid,
    .wp-block-tamuct-news-widget.alignfull .tamuct-news-grid {
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
  }

  @container (min-width: 1400px) {
    .wp-block-tamuct-news-widget.alignwide .tamuct-news-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    
    .wp-block-tamuct-news-widget.alignfull .tamuct-news-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* Pagination Styles */
  .wp-block-tamuct-news-widget .tamuct-news-pagination {
    margin-top: var(--tamuct-spacing-xl);
  }

  /* Load More Button - Kadence Theme Style */
  .wp-block-tamuct-news-widget .tamuct-load-more-container {
    text-align: center;
  }

  .wp-block-tamuct-news-widget .tamuct-load-more-button {
    background: var(--global-palette1, var(--tamuct-primary-color));
    color: var(--global-palette9, #ffffff);
    border: 2px solid var(--global-palette1, var(--tamuct-primary-color));
    padding: 0.75rem 1.5rem;
    border-radius: 3px;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 48px;
    text-decoration: none;
    box-shadow: none;
    outline: none;
  }

  .wp-block-tamuct-news-widget .tamuct-load-more-button:hover {
    background: transparent;
    color: var(--global-palette1, var(--tamuct-primary-color));
    border-color: var(--global-palette1, var(--tamuct-primary-color));
  }

  .wp-block-tamuct-news-widget .tamuct-load-more-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }

  .wp-block-tamuct-news-widget .tamuct-load-more-spinner {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-info {
    margin-top: var(--tamuct-spacing-md);
    font-size: 0.875rem;
    color: var(--global-palette5, #666);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  /* Page transitions */
  .wp-block-tamuct-news-widget.page-loading {
    opacity: 0.8;
    pointer-events: none;
  }

  .wp-block-tamuct-news-widget.page-loading .tamuct-news-grid {
    transform: translateY(10px);
    transition: all 0.3s ease;
  }

  /* Synchronized image loading - prevent async flashing */
  .wp-block-tamuct-news-widget .tamuct-news-card__image img {
    opacity: 0;
    transition: opacity 0.6s ease-out;
  }

  .wp-block-tamuct-news-widget.images-ready .tamuct-news-card__image img {
    opacity: 1;
  }

  .wp-block-tamuct-news-widget.images-ready .tamuct-news-card__image img.loaded {
    opacity: 1;
  }

  /* Prevent layout shift during image load */
  .wp-block-tamuct-news-widget .tamuct-news-card__image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--global-palette8, #f7f7f7) 0%, var(--global-palette7, #e8e8e8) 100%);
    z-index: -1;
  }

  /* Numbered Pagination */
  .wp-block-tamuct-news-widget .tamuct-numbered-pagination {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--tamuct-spacing-md);
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-links {
    display: flex;
    gap: 0.25rem;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0.5rem;
    border: 1px solid var(--global-palette7, var(--tamuct-border-color));
    background: var(--global-palette9, #ffffff);
    color: var(--global-palette2, var(--tamuct-text-color));
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-link:hover {
    background: var(--global-palette1, var(--tamuct-primary-color));
    color: var(--global-palette9, #ffffff);
    border-color: var(--global-palette1, var(--tamuct-primary-color));
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-current {
    background: var(--global-palette1, var(--tamuct-primary-color));
    color: var(--global-palette9, #ffffff);
    border-color: var(--global-palette1, var(--tamuct-primary-color));
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-dots {
    padding: 0 0.5rem;
    color: var(--global-palette5, #666);
  }

  .wp-block-tamuct-news-widget .tamuct-pagination-prev,
  .wp-block-tamuct-news-widget .tamuct-pagination-next {
    padding: 0.5rem 1rem;
  }

  /* Responsive pagination with container queries */
  @container (max-width: 500px) {
    .wp-block-tamuct-news-widget .tamuct-pagination-links {
      gap: 0.125rem;
    }
    
    .wp-block-tamuct-news-widget .tamuct-pagination-link {
      min-width: 36px;
      height: 36px;
      font-size: 0.75rem;
    }
    
    .wp-block-tamuct-news-widget .tamuct-pagination-prev,
    .wp-block-tamuct-news-widget .tamuct-pagination-next {
      padding: 0.5rem 0.75rem;
    }
  }

  /* Respect user's reduced motion preferences */
  @media (prefers-reduced-motion: reduce) {
    .wp-block-tamuct-news-widget * {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
    
    .wp-block-tamuct-news-widget .tamuct-news-card:hover {
      transform: none !important;
    }
    
    .wp-block-tamuct-news-widget .tamuct-news-card__image:hover img {
      transform: none !important;
    }
    
    .wp-block-tamuct-news-widget .tamuct-filter-button:hover {
      transform: none !important;
    }
    
    .wp-block-tamuct-news-widget .tamuct-load-more-button:hover {
      transform: none !important;
    }
  }
}