/* =====================================================================
   PAGE: BLOG — trang Tin tức (danh sách / danh mục / tìm kiếm) + bài viết chi tiết
   Chỉ tải khi gv_is_blog_page() (functions.php). Markup: template-parts/blog/*.php, hàm hỗ trợ: inc/blog.php
   ===================================================================== */

.gv-blog { padding-top: 6px; padding-bottom: 40px; }

/* ---- Breadcrumb + tiêu đề trang ---- */
.gv-blog .gv-breadcrumb { padding: 14px 0 10px; font-size: 13px; color: var(--gv-muted); }
.gv-blog .gv-breadcrumb a { color: var(--gv-text-2); }
.gv-blog .gv-breadcrumb a:hover { color: var(--gv-accent); }
.gv-blog .gv-sep { margin: 0 6px; color: var(--gv-muted-2); }
.gv-blog-head h1 { margin: 0 0 6px; font-size: 30px; font-weight: 800; color: var(--gv-text); text-transform: none; }
.gv-blog-desc { margin: 0 0 14px; font-size: 15px; color: var(--gv-text-3); }

/* ---- Chip danh mục ---- */
.gv-blog-cats { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; }
.gv-blog-cats a { display: inline-flex; align-items: center; padding: 6px 16px; border: 1px solid var(--gv-border-2); border-radius: 99px; background: var(--gv-white); color: var(--gv-ink); font-size: 13px; font-weight: 500; }
.gv-blog-cats a:hover { border-color: var(--gv-primary); color: var(--gv-accent); }
.gv-blog-cats a.is-active { border-color: var(--gv-primary); background: var(--gv-primary); color: var(--gv-white); }


/* (Thẻ bài viết .gv-post* + lưới .gv-blog-list: xem components/post-card.css) */

/* ---- Phân trang (dùng chung kiểu .woocommerce-pagination của trang sản phẩm) ---- */
.gv-blog-pagination { margin-top: 28px; }
.gv-blog-pagination ul.page-numbers { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; border: 0; list-style: none; }
.gv-blog-pagination ul.page-numbers li { margin: 0; border: 0; }
.gv-blog-pagination .page-numbers a, .gv-blog-pagination .page-numbers span.current { display: inline-flex; align-items: center; justify-content: center; min-width: 38px; height: 38px; padding: 0 8px; border: 1px solid var(--gv-border-2); border-radius: 8px; background: var(--gv-white); color: var(--gv-text-2); font-size: 14px; font-weight: 500; }
.gv-blog-pagination .page-numbers a:hover { border-color: var(--gv-primary); color: var(--gv-accent); }
.gv-blog-pagination .page-numbers span.current { border-color: var(--gv-primary); background: var(--gv-primary); color: var(--gv-white); }

/* ---- Bài viết chi tiết ---- */
/* Thanh tiến độ đọc (dính mép trên) */
.gv-read-progress { position: fixed; top: 0; left: 0; right: 0; z-index: 9990; height: 3px; background: transparent; pointer-events: none; }
.gv-read-progress span { display: block; width: 0; height: 100%; background: var(--gv-primary); transition: width .1s linear; }

/* Bố cục 2 cột: nội dung | sidebar dính */
.gv-single-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; align-items: start; }
.gv-article { min-width: 0; padding: 28px 32px; background: var(--gv-white); border: 1px solid var(--gv-border); border-radius: 16px; }
.gv-article-head { margin: 0 0 20px; }
.gv-article-head h1 { margin: 8px 0 16px; font-size: 32px; font-weight: 800; line-height: 1.3; color: var(--gv-text); text-transform: none; }
.gv-article-by { display: flex; align-items: center; gap: 12px; }
.gv-by-text { display: flex; flex-direction: column; gap: 2px; font-size: 14px; color: var(--gv-text); }
.gv-by-meta { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--gv-muted); }
.gv-by-meta .gv-ico { font-size: 15px; }
.gv-by-meta .gv-ico + * { margin-right: 8px; }
.gv-avatar { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--gv-primary); color: var(--gv-white); font-size: 16px; font-weight: 800; }
.gv-avatar--lg { width: 56px; height: 56px; font-size: 22px; }
.gv-article-cover { margin: 0 0 22px; }
.gv-article-cover img { display: block; width: 100%; height: auto; border-radius: 12px; }
.gv-article-lead { margin: 0 0 20px; padding: 14px 18px; background: var(--gv-bg); border-radius: 10px; font-size: 16px; font-weight: 500; line-height: 1.7; color: var(--gv-ink); }

/* Mục lục (tạo bằng JS): khối trong bài chỉ hiện trên mobile, khối sidebar chỉ hiện trên desktop */
.gv-toc[hidden] { display: none; }
.gv-toc ol { margin: 0; padding: 0; list-style: none; counter-reset: toc; }
.gv-toc li { margin: 0; padding: 0; counter-increment: toc; }
.gv-toc li a { display: block; padding: 6px 0 6px 10px; border-left: 2px solid var(--gv-border); color: var(--gv-text-2); font-size: 14px; line-height: 1.4; }
.gv-toc li a:hover, .gv-toc li.is-current a { border-left-color: var(--gv-primary); color: var(--gv-accent); }
.gv-toc li.is-current a { font-weight: 600; }
.gv-toc li.is-sub a { padding-left: 24px; font-size: 13px; }
.gv-toc--inline { margin: 0 0 22px; padding: 14px 16px; background: var(--gv-white); border: 1px solid var(--gv-border); border-radius: 12px; }
.gv-toc .gv-side-title { display: flex; align-items: center; gap: 6px; }

/* Sidebar */
.gv-side-sticky { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 16px; }
.gv-side-box { padding: 16px; background: var(--gv-white); border: 1px solid var(--gv-border); border-radius: 14px; }
.gv-side-title { margin: 0 0 10px; font-size: 16px; font-weight: 800; color: var(--gv-text); text-transform: none; }
.gv-toc--side ol { max-height: 46vh; overflow-y: auto; }
.gv-side-posts { margin: 0; padding: 0; list-style: none; }
.gv-side-posts li { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--gv-border-soft); }
.gv-side-posts li:first-child { padding-top: 0; }
.gv-side-posts li:last-child { padding-bottom: 0; border-bottom: 0; }
.gv-side-posts a { display: flex; gap: 10px; color: var(--gv-text); }
.gv-side-thumb { flex: none; width: 76px; height: 56px; border-radius: 8px; background: var(--gv-bg); overflow: hidden; }
.gv-side-thumb img { width: 100%; height: 100%; object-fit: cover; }
.gv-side-ttl { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; line-height: 1.4; }
.gv-side-ttl small { font-size: 11px; font-weight: 400; color: var(--gv-muted); }
.gv-side-posts a:hover .gv-side-ttl { color: var(--gv-accent); }
.gv-side-help { display: flex; flex-direction: column; align-items: center; gap: 4px; text-align: center; background: var(--gv-primary-soft); border-color: var(--gv-primary-line); }
.gv-side-help .gv-ico { font-size: 32px; color: var(--gv-primary); }
.gv-side-help strong { font-size: 14px; color: var(--gv-text); }
.gv-side-help a { font-size: 22px; font-weight: 800; color: var(--gv-accent); }

/* Hộp tác giả */
.gv-author-box { display: flex; align-items: center; gap: 14px; margin-top: 22px; padding: 16px; background: var(--gv-bg); border-radius: 12px; }
.gv-author-box strong { color: var(--gv-text); }
.gv-author-box p { margin: 2px 0 0; font-size: 13px; line-height: 1.5; color: var(--gv-text-3); }

/* Nội dung bài viết (gv-prose) */
.gv-prose { font-size: 16px; line-height: 1.8; color: var(--gv-text-2); }
.gv-prose > *:first-child { margin-top: 0; }
.gv-prose p { margin: 0 0 16px; }
.gv-prose h2 { margin: 34px 0 12px; padding-left: 12px; border-left: 4px solid var(--gv-primary); font-size: 24px; font-weight: 800; line-height: 1.35; color: var(--gv-text); text-transform: none; }
.gv-prose h3 { margin: 26px 0 10px; font-size: 20px; font-weight: 700; color: var(--gv-text); text-transform: none; }
.gv-prose h4 { margin: 20px 0 8px; font-size: 17px; font-weight: 700; color: var(--gv-text); }
.gv-prose a { color: var(--gv-link); text-decoration: underline; text-underline-offset: 2px; }
.gv-prose a:hover { color: var(--gv-accent); }
.gv-prose ul, .gv-prose ol { margin: 0 0 18px; padding-left: 24px; }
.gv-prose li { margin-bottom: 6px; }
.gv-prose img { display: block; max-width: 100%; height: auto; margin: 20px auto; border-radius: 12px; }
.gv-prose figure { margin: 20px 0; }
.gv-prose figcaption { margin-top: 6px; font-size: 13px; font-style: italic; text-align: center; color: var(--gv-muted); }
.gv-prose blockquote { margin: 22px 0; padding: 14px 18px; background: var(--gv-warn-soft); border-left: 4px solid var(--gv-warn); border-radius: 0 10px 10px 0; font-style: normal; color: var(--gv-text-2); }
.gv-prose blockquote p:last-child { margin: 0; }
.gv-prose table { width: 100%; margin: 20px 0; border: 1px solid var(--gv-border); border-radius: 10px; border-collapse: separate; border-spacing: 0; overflow: hidden; display: block; overflow-x: auto; }
.gv-prose table th, .gv-prose table td { padding: 10px 14px; border: 0; border-bottom: 1px solid var(--gv-border-soft); font-size: 14px; text-align: left; vertical-align: top; }
.gv-prose table th { background: var(--gv-bg); font-weight: 700; color: var(--gv-text); text-transform: none; }
.gv-prose table tr:last-child td { border-bottom: 0; }
.gv-prose hr { margin: 28px 0; border: 0; border-top: 1px solid var(--gv-border); }

/* Chân bài: thẻ + chia sẻ */
.gv-article-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 32px; padding: 16px 0; border-top: 1px solid var(--gv-border); border-bottom: 1px solid var(--gv-border); }
.gv-tags a { display: inline-block; margin: 0 6px 6px 0; padding: 3px 12px; border-radius: 99px; background: var(--gv-bg); color: var(--gv-text-2); font-size: 12px; }
.gv-share { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--gv-muted); }
.gv-share a, .gv-copy-link { display: inline-flex; align-items: center; gap: 4px; margin: 0; padding: 6px 14px; border: 1px solid var(--gv-border-2); border-radius: 99px; background: var(--gv-white); color: var(--gv-text-2); font-size: 13px; font-weight: 500; text-transform: none; letter-spacing: 0; box-shadow: none; cursor: pointer; }
.gv-share a:hover, .gv-copy-link:hover { border-color: var(--gv-primary); color: var(--gv-accent); }
.gv-copy-link.is-done { border-color: var(--gv-success); color: var(--gv-success); }

/* Bài liên quan */
.gv-related { margin-top: 44px; }
.gv-related h2 { margin: 0 0 16px; font-size: 22px; font-weight: 800; color: var(--gv-text); text-transform: none; }

/* Trạng thái trống (dùng lại kiểu của trang sản phẩm) */
.gv-blog .gv-empty { padding: 48px 16px; text-align: center; background: var(--gv-white); border: 1px solid var(--gv-border); border-radius: 12px; }

/* ---- Tablet / mobile ---- */
@media (min-width: 1024px) { .gv-toc--inline { display: none; } }
@media (max-width: 1023px) {
	.gv-single-layout { grid-template-columns: minmax(0, 1fr); }
	.gv-toc--side { display: none; }
	.gv-side-sticky { position: static; }
}
@media (max-width: 849px) {
	.gv-blog-head h1 { font-size: 24px; }
	.gv-blog-cats { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
	.gv-blog-cats a { white-space: nowrap; }
	.gv-article { padding: 18px 16px; border-radius: 12px; }
	.gv-article-head h1 { font-size: 24px; }
	.gv-prose { font-size: 15px; }
	.gv-prose h2 { font-size: 20px; }
	.gv-prose h3 { font-size: 18px; }
}