/* ======================== BLOG (list + article) — đồng bộ pricing / site ─── */

.blog_site {
    background: var(--bg-main, #0f1720);
    color: var(--text-main, #e5e7eb);
    min-height: 100vh;
    margin: 0;
}

/* Navbar blog dùng .pricing_nav (pricing.css) — chỉ style link phải */
.blog_site .pricing_nav .blog_nav_links {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.blog_site .pricing_nav .blog_nav_links a {
    color: inherit;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    opacity: 0.88;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: opacity 0.15s, color 0.15s;
}

.blog_site .pricing_nav .blog_nav_links a:hover {
    opacity: 1;
    color: var(--primary, #4da3ff);
}

.blog_site .pricing_nav .blog_nav_links a.blog_nav_cta {
    color: var(--primary, #4da3ff);
    opacity: 1;
}

.blog_page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 36px 20px 48px;
    box-sizing: border-box;
}

.blog_header h1 {
    font-size: clamp(22px, 4vw, 32px);
    margin: 0 0 8px;
    color: var(--text-main, #e5e7eb);
}

.blog_header p {
    color: var(--text-muted, #9aa4b2);
    margin: 0 0 28px;
    line-height: 1.5;
}

.blog_grid {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.blog_card {
    background: var(--bg-card, #1b2530);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    border-radius: 14px;
    padding: 18px;
    transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
}

.blog_card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(77, 163, 255, 0.12);
    border-color: rgba(77, 163, 255, 0.45);
}

.blog_card_cover {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 12px;
    background: linear-gradient(135deg, rgba(77, 163, 255, 0.12), rgba(139, 92, 246, 0.12));
}

.blog_card_tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin: 4px 0 8px;
}

.blog_card_tag {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(77, 163, 255, 0.12);
    color: var(--primary, #4da3ff);
}

.blog_card_title {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--text-main, #e5e7eb);
    line-height: 1.3;
}

.blog_card_excerpt {
    color: var(--text-muted, #9aa4b2);
    font-size: 13px;
    line-height: 1.5;
    flex: 1;
}

.blog_card_meta {
    font-size: 11px;
    color: var(--text-muted, #6f7d92);
    margin-top: 10px;
}

.blog_empty,
.blog_loading,
.blog_error {
    grid-column: 1 / -1;
    text-align: center;
    padding: 30px 16px;
    color: var(--text-muted, #9aa4b2);
}

.blog_error {
    color: #ef4444;
}

/* ─── Article detail ─── */
.article_page {
    max-width: 820px;
    margin: 0 auto;
    padding: 32px 20px 60px;
    box-sizing: border-box;
}

.article_header h1 {
    font-size: clamp(22px, 4.5vw, 36px);
    margin: 0 0 8px;
    line-height: 1.25;
    color: var(--text-main, #e5e7eb);
}

.article_meta {
    color: var(--text-muted, #9aa4b2);
    font-size: 13px;
    margin-bottom: 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.article_tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin: 0 0 20px;
}

.article_tag {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(77, 163, 255, 0.12);
    color: var(--primary, #4da3ff);
}

.article_cover {
    width: 100%;
    aspect-ratio: 16 / 8;
    object-fit: cover;
    border-radius: 14px;
    margin-bottom: 22px;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.article_body {
    line-height: 1.75;
    font-size: 16px;
    color: var(--text-main, #d1d8e0);
}

.article_body h2 {
    font-size: 22px;
    margin: 28px 0 10px;
    color: var(--text-main, #fff);
}

.article_body h3 {
    font-size: 18px;
    margin: 22px 0 8px;
    color: var(--text-main, #e5e7eb);
}

.article_body p {
    margin: 0 0 14px;
}

.article_body ul,
.article_body ol {
    padding-left: 22px;
    margin: 0 0 16px;
}

.article_body li {
    margin-bottom: 6px;
}

.article_body a {
    color: var(--primary, #4da3ff);
}

.article_body code {
    background: rgba(77, 163, 255, 0.12);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
    color: var(--primary, #4da3ff);
}

.article_body pre {
    background: var(--bg-well, #0e1726);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    padding: 14px;
    border-radius: 10px;
    overflow-x: auto;
}

.article_body blockquote {
    border-left: 3px solid var(--primary, #4da3ff);
    padding: 6px 14px;
    background: rgba(77, 163, 255, 0.06);
    margin: 14px 0;
    color: var(--text-muted, #cbd5e1);
}

.article_body table {
    width: 100%;
    border-collapse: collapse;
    margin: 14px 0;
    font-size: 14px;
}

.article_body table th,
.article_body table td {
    border: 1px solid var(--border, rgba(255, 255, 255, 0.12));
    padding: 8px;
    text-align: left;
}

.article_cta {
    margin: 40px 0 0;
    padding: 22px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(77, 163, 255, 0.12), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(77, 163, 255, 0.28);
    text-align: center;
}

.article_cta h3 {
    margin: 0 0 6px;
    color: var(--text-main, #e5e7eb);
}

.article_cta p {
    margin: 0;
    color: var(--text-muted, #9aa4b2);
    font-size: 14px;
}

.article_cta a {
    display: inline-block;
    margin-top: 12px;
    padding: 10px 22px;
    background: var(--primary, #4da3ff);
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
}

.article_cta a:hover {
    filter: brightness(1.08);
}

[data-theme="light"] .blog_site {
    background: var(--bg-main, #f1f5f9);
    color: var(--text-main, #0f172a);
}

[data-theme="light"] .blog_site .pricing_nav .footer_logo {
    color: var(--text-main, #0f172a);
}

[data-theme="light"] .blog_site .pricing_nav .footer_logo span {
    color: #1d4ed8;
    font-weight: 700;
}

[data-theme="light"] .blog_card {
    background: var(--bg-card, #fff);
    border-color: var(--border, #e2e8f0);
}

[data-theme="light"] .blog_card_title,
[data-theme="light"] .article_header h1,
[data-theme="light"] .article_body h2 {
    color: var(--text-main, #0f172a);
}

[data-theme="light"] .article_body {
    color: #334155;
}

[data-theme="light"] .article_body pre {
    background: #f8fafc;
}

@media (max-width: 640px) {
    .blog_site .pricing_nav {
        padding: 0 14px;
    }
    .blog_page {
        padding: 20px 12px 36px;
    }
    .article_page {
        padding: 18px 12px 40px;
    }
    .article_body {
        font-size: 15px;
    }
}