/* ==========================================================================
   LBG GLASS - Blog / Articles system
   (design tokens come from assets/css/base.css)
   ========================================================================== */

/* --- Reading Progress Bar --- */
#lbgProgressContainer { position: fixed; top: 0; left: 0; width: 100%; height: 3px; background: transparent; z-index: 99999; }
#lbgProgressBar { height: 100%; background: linear-gradient(to right, var(--lbg-primary), var(--lbg-primary-2)); width: 0%; transition: width 0.1s ease; }

/* --- Breadcrumbs --- */
.lbg-breadcrumb-container { padding: 20px 0; margin-bottom: 10px; }
.lbg-breadcrumbs { font-size: 13px; color: var(--lbg-text-muted); font-family: var(--lbg-font-read); }
.lbg-breadcrumbs a { color: var(--lbg-text-muted); text-decoration: none; transition: color 0.2s ease; }
.lbg-breadcrumbs a:hover { color: var(--lbg-primary); }
.lbg-breadcrumbs .sep { margin: 0 8px; color: #cbd5e1; }
.lbg-breadcrumbs .current { color: var(--lbg-dark-accent); font-weight: 500; }

/* --- Blog Banner --- */
.lbg-blog-header-banner {
    position: relative;
    background-color: var(--lbg-dark);
    background-image: url('https://images.unsplash.com/photo-1618220179428-22790b461013?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    padding: 80px 20px;
    text-align: center;
    color: #fff;
    margin-bottom: 40px;
}
.lbg-blog-header-banner .banner-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(8, 14, 26, 0.9), rgba(8, 14, 26, 0.75)); z-index: 1; }
.lbg-blog-header-banner .banner-content { position: relative; z-index: 2; max-width: 800px; margin: 0 auto; }
.lbg-blog-header-banner h1 { font-size: 42px; font-weight: 800; margin-bottom: 12px; line-height: 1.2; color: #fff; }
.lbg-blog-header-banner p { font-size: 16px; color: rgba(255, 255, 255, 0.8); line-height: 1.6; max-width: 600px; margin: 0 auto; }

/* --- Blog Container & Layout --- */
.lbg-blog-container, .lbg-article-page-wrapper { max-width: 1200px; margin: 0 auto; padding: 0 20px 80px; }

/* --- Category Filters & Search Bar --- */
.lbg-blog-filter-bar { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--lbg-border); padding-bottom: 20px; margin-bottom: 35px; gap: 20px; flex-wrap: wrap; }
.blog-categories-tabs { list-style: none; padding: 0; margin: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.blog-categories-tabs .cat-tab { display: inline-block; padding: 8px 16px; border-radius: 999px; background: #f1f5f9; color: #475569; text-decoration: none; font-size: 13.5px; font-weight: 600; transition: all 0.22s ease; font-family: var(--lbg-font-read); }
.blog-categories-tabs .cat-tab:hover, .blog-categories-tabs .cat-tab.active { background: var(--lbg-primary); color: #fff; }
.blog-search-wrapper { position: relative; min-width: 250px; }
.blog-search-form { display: flex; align-items: center; }
.blog-search-input { width: 100%; padding: 10px 40px 10px 16px; border-radius: 999px; border: 1px solid #cbd5e1; font-size: 13.5px; outline: none; background: #fff; transition: all 0.2s ease; font-family: var(--lbg-font-read); }
.blog-search-input:focus { border-color: var(--lbg-primary); box-shadow: 0 0 0 3px rgba(var(--lbg-primary-rgb), 0.12); }
.blog-search-submit { position: absolute; right: 5px; background: none; border: none; cursor: pointer; color: var(--lbg-text-muted); padding: 8px; display: flex; align-items: center; justify-content: center; }
.blog-search-submit:hover { color: var(--lbg-primary); }

/* --- Articles Grid --- */
.lbg-articles-main-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 50px; }

/* --- Premium Article Card --- */
.lbg-article-card { background: #fff; border-radius: var(--lbg-radius); border: 1px solid var(--lbg-border); overflow: hidden; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); display: flex; flex-direction: column; }
.lbg-article-card:hover { transform: translateY(-5px); box-shadow: var(--lbg-shadow-lg); border-color: var(--lbg-primary); }
.card-image-link { display: block; position: relative; overflow: hidden; padding-top: 60%; background: #f1f5f9; }
.card-image { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.lbg-article-card:hover .card-image { transform: scale(1.05); }
.card-image-placeholder { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-weight: 800; letter-spacing: 1px; color: #cbd5e1; background: #080e1a; font-size: 20px; }
.card-body { padding: 24px; display: flex; flex-direction: column; flex-grow: 1; }
.card-category { font-size: 11px; font-weight: 700; text-transform: uppercase; color: var(--lbg-primary); letter-spacing: 0.8px; margin-bottom: 10px; display: inline-block; font-family: var(--lbg-font-read); }
.card-title { font-size: 18px; font-weight: 700; line-height: 1.35; margin: 0 0 12px; }
.card-title a { color: var(--lbg-dark-accent); text-decoration: none; transition: color 0.2s; }
.card-title a:hover { color: var(--lbg-primary); }
.card-excerpt { font-size: 14px; color: var(--lbg-text-muted); line-height: 1.6; margin: 0 0 20px; flex-grow: 1; }
.card-meta { display: flex; align-items: center; font-size: 12px; color: var(--lbg-text-muted); border-top: 1px solid #f1f5f9; padding-top: 15px; font-family: var(--lbg-font-read); }
.card-meta .bullet { margin: 0 8px; color: #cbd5e1; }

/* --- Pagination --- */
.lbg-blog-pagination { text-align: center; margin-top: 40px; }
.lbg-blog-pagination ul.page-numbers { display: inline-flex; list-style: none; padding: 0; margin: 0; gap: 6px; border: 1px solid var(--lbg-border); border-radius: 999px; background: #fff; padding: 6px; }
.lbg-blog-pagination ul.page-numbers li { margin: 0; }
.lbg-blog-pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; color: #475569; text-decoration: none; font-size: 14px; font-weight: 600; transition: all 0.2s; font-family: var(--lbg-font-read); }
.lbg-blog-pagination .page-numbers:hover:not(.current) { background: #f1f5f9; color: var(--lbg-primary); }
.lbg-blog-pagination .page-numbers.current { background: var(--lbg-primary); color: #fff; }

/* --- Single Post Page Layout --- */
.lbg-article-page-wrapper { display: grid; grid-template-columns: 1fr 300px; gap: 50px; margin-top: 20px; }
.lbg-article-main-content { min-width: 0; }

/* --- Single Article View --- */
.lbg-single-post { background: #fff; margin-bottom: 40px; padding: 40px 48px; border-radius: var(--lbg-radius); border: 1px solid var(--lbg-border); box-shadow: var(--lbg-shadow-sm); }
.lbg-article-cat-badge { display: inline-block; padding: 6px 14px; border-radius: 999px; background: rgba(var(--lbg-primary-rgb), 0.08); color: var(--lbg-primary); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; text-decoration: none; margin-bottom: 18px; transition: all 0.2s; font-family: var(--lbg-font-read); }
.lbg-article-cat-badge:hover { background: var(--lbg-primary); color: #fff; }
.lbg-post-title { font-size: 38px; font-weight: 800; line-height: 1.2; color: var(--lbg-dark-accent); margin: 0 0 20px; }
.lbg-post-meta { display: flex; align-items: center; font-size: 13.5px; color: var(--lbg-text-muted); margin-bottom: 30px; flex-wrap: wrap; gap: 8px; font-family: var(--lbg-font-read); }
.lbg-post-author { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--lbg-dark-accent); }
.author-avatar { width: 24px; height: 24px; background: var(--lbg-primary); color: #fff; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; }
.lbg-post-meta-sep { color: #cbd5e1; }
.lbg-post-featured-image-wrapper { border-radius: var(--lbg-radius); overflow: hidden; margin-bottom: 35px; box-shadow: var(--lbg-shadow-md); }
.lbg-post-featured-image { width: 100%; height: auto; display: block; }

/* --- Article Typography --- */
.lbg-post-body-content { font-size: 16px; line-height: 1.75; color: var(--lbg-text-main); }
.lbg-post-body-content p { margin-bottom: 24px; }
.lbg-post-body-content h2 { font-size: 24px; font-weight: 700; margin: 40px 0 16px; color: var(--lbg-dark-accent); }
.lbg-post-body-content h3 { font-size: 20px; font-weight: 700; margin: 30px 0 12px; color: var(--lbg-dark-accent); }
.lbg-post-body-content ul, .lbg-post-body-content ol { margin: 0 0 24px 24px; }
.lbg-post-body-content li { margin-bottom: 8px; }
.lbg-post-body-content blockquote { border-left: 4px solid var(--lbg-primary); padding: 10px 20px; margin: 0 0 24px; background: var(--lbg-bg-light); border-top-right-radius: 8px; border-bottom-right-radius: 8px; font-style: italic; color: #475569; }
.lbg-post-body-content blockquote p:last-child { margin-bottom: 0; }
.lbg-post-body-content img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; }

/* --- Tag Pills --- */
.lbg-post-footer { border-top: 1px solid var(--lbg-border); padding-top: 25px; margin-top: 40px; }
.lbg-post-tags-list { display: flex; flex-wrap: wrap; gap: 8px; }
.lbg-tag-pill { font-size: 13px; padding: 6px 12px; background: #f1f5f9; border: 1px solid #e2e8f0; color: #475569; border-radius: 8px; text-decoration: none; font-weight: 500; transition: all 0.2s; font-family: var(--lbg-font-read); }
.lbg-tag-pill:hover { border-color: var(--lbg-primary); color: var(--lbg-primary); background: rgba(var(--lbg-primary-rgb), 0.03); }

/* --- Lead Generation Banner --- */
.lbg-article-cta-banner { position: relative; background-color: var(--lbg-dark); background-image: url('https://images.unsplash.com/photo-1616401784845-180882ba9ba8?auto=format&fit=crop&w=1200&q=80'); background-size: cover; background-position: center; border-radius: var(--lbg-radius); padding: 40px 30px; color: #fff; overflow: hidden; margin: 50px 0; box-shadow: var(--lbg-shadow-md); }
.lbg-article-cta-banner .lbg-cta-overlay { position: absolute; inset: 0; background: linear-gradient(110deg, rgba(8, 14, 26, 0.95) 0%, rgba(8, 14, 26, 0.75) 100%); z-index: 1; }
.lbg-article-cta-banner .lbg-cta-content { position: relative; z-index: 2; max-width: 550px; }
.lbg-article-cta-banner h3 { color: #fff; font-size: 22px; font-weight: 700; margin: 0 0 10px; }
.lbg-article-cta-banner p { font-size: 14px; color: rgba(255, 255, 255, 0.8); line-height: 1.5; margin: 0 0 22px; }
.lbg-article-cta-banner .lbg-btn { display: inline-flex; align-items: center; padding: 12px 24px; background: #fff; color: var(--lbg-dark); text-decoration: none; border-radius: 8px; font-size: 13.5px; font-weight: 700; transition: all 0.25s ease; border: none; box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15); }
.lbg-article-cta-banner .lbg-btn:hover { background: var(--lbg-primary); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 16px rgba(var(--lbg-primary-rgb), 0.4); }

/* --- Recommended Posts Grid --- */
.lbg-recommended-posts-section { border-top: 1px solid var(--lbg-border); padding-top: 40px; margin-top: 40px; }
.lbg-recommended-posts-section .section-title { font-size: 22px; font-weight: 700; margin-bottom: 25px; color: var(--lbg-dark-accent); }
.lbg-recommended-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.lbg-recommended-grid .lbg-article-card .card-title { font-size: 15.5px; line-height: 1.35; margin-bottom: 8px; }
.lbg-recommended-grid .lbg-article-card .card-body { padding: 16px; }
.lbg-recommended-grid .lbg-article-card .card-excerpt { font-size: 13px; margin-bottom: 12px; }
.lbg-recommended-grid .lbg-article-card .card-meta { font-size: 11px; padding-top: 10px; }

/* --- Sidebar Widgets --- */
.lbg-article-sidebar { display: flex; flex-direction: column; gap: 30px; }
.lbg-sidebar-widget { background: #fff; border: 1px solid var(--lbg-border); border-radius: var(--lbg-radius); padding: 24px; }
.lbg-sidebar-widget .widget-title { font-size: 15px; font-weight: 700; text-transform: uppercase; color: var(--lbg-primary); border-bottom: 2px solid var(--lbg-border); padding-bottom: 10px; margin: 0 0 18px; letter-spacing: 0.8px; font-family: var(--lbg-font-read); }

.recent-posts-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 16px; }
.recent-posts-list li { display: flex; gap: 12px; align-items: center; }
.widget-post-thumb { width: 60px; height: 60px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #f1f5f9; display: block; }
.widget-post-thumb img { width: 60px; height: 60px; object-fit: cover; }
.thumb-placeholder { width: 100%; height: 100%; background: var(--lbg-dark); }
.widget-post-info { flex-grow: 1; min-width: 0; }
.widget-post-title { font-size: 13.5px; font-weight: 600; line-height: 1.35; margin: 0 0 4px; }
.widget-post-title a { color: var(--lbg-dark-accent); text-decoration: none; transition: color 0.2s; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.widget-post-title a:hover { color: var(--lbg-primary); }
.widget-post-date { font-size: 11px; color: var(--lbg-text-muted); font-family: var(--lbg-font-read); }

.sidebar-categories-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.sidebar-categories-list li { margin: 0; }
.sidebar-categories-list a { display: flex; justify-content: space-between; align-items: center; color: #475569; text-decoration: none; font-size: 13.5px; font-weight: 500; padding: 6px 0; border-bottom: 1px dashed #f1f5f9; transition: all 0.2s; }
.sidebar-categories-list a:hover { color: var(--lbg-primary); padding-left: 4px; }
.sidebar-categories-list .cat-count { font-size: 11px; background: #f1f5f9; padding: 2px 8px; border-radius: 999px; color: #64748b; font-weight: 600; }

/* --- Archive & Search Empty Layout --- */
.lbg-no-posts-found { text-align: center; padding: 60px 20px; border: 2px dashed var(--lbg-border); border-radius: var(--lbg-radius); background: #fff; max-width: 600px; margin: 0 auto; }
.lbg-no-posts-found h3 { font-size: 20px; margin: 0 0 10px; color: var(--lbg-dark-accent); }
.lbg-no-posts-found p { font-size: 14.5px; color: var(--lbg-text-muted); margin-bottom: 24px; }

/* --- Media Queries --- */
@media (max-width: 1024px) {
    .lbg-articles-main-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .lbg-recommended-grid { grid-template-columns: repeat(2, 1fr); }
    .lbg-recommended-grid .lbg-article-card:last-child { display: none; }
    .lbg-article-page-wrapper { grid-template-columns: 1fr; gap: 40px; }
    .lbg-article-sidebar { margin-top: 20px; }
}
@media (max-width: 768px) {
    .lbg-blog-header-banner h1 { font-size: 32px; }
    .lbg-blog-header-banner { padding: 50px 20px; }
    .lbg-single-post { padding: 24px 16px; }
    .lbg-post-title { font-size: 28px; }
    .lbg-blog-filter-bar { flex-direction: column; align-items: stretch; }
    .blog-categories-tabs { justify-content: flex-start; }
    .blog-search-wrapper { width: 100%; }
}
@media (max-width: 580px) {
    .lbg-articles-main-grid { grid-template-columns: 1fr; }
    .lbg-recommended-grid { grid-template-columns: 1fr; }
    .lbg-recommended-grid .lbg-article-card:last-child { display: flex; }
}