/* ════════════════════════════════════════════════════════════════
   TawBao — Tin tức / Blog công khai (SEO)
   ════════════════════════════════════════════════════════════════ */
* { box-sizing: border-box; }
body.news-body { margin: 0; font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif; color: #28304a; background: #fff; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }

.news-top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; background: rgba(255,255,255,.95); backdrop-filter: blur(8px); border-bottom: 1px solid #edf0f6; }
.news-logo { font-size: 19px; color: #1f2840; } .news-logo b { font-weight: 800; }
.news-nav { display: flex; align-items: center; gap: 20px; font-size: 14px; font-weight: 600; }
.news-nav a:hover { color: #4b5ee6; }
.news-cta { background: #4b5ee6; color: #fff !important; padding: 9px 16px; border-radius: 9px; }
.news-cta:hover { background: #3f51d6; }

.news-wrap, .article-wrap { max-width: 1080px; margin: 0 auto; padding: 24px; }
.article-wrap { max-width: 760px; }
.news-hero { text-align: center; padding: 24px 0 10px; }
.news-hero h1 { font-size: 34px; margin: 0 0 8px; color: #1a2138; letter-spacing: -.5px; }
.news-hero p { color: #6b7488; font-size: 15px; max-width: 600px; margin: 0 auto; }

.news-tabs { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin: 18px 0 26px; }
.news-tabs a { padding: 8px 16px; border-radius: 999px; background: #f2f4f9; font-size: 13.5px; font-weight: 600; color: #4b5568; }
.news-tabs a:hover { background: #e7ebf5; }
.news-tabs a.active { background: #4b5ee6; color: #fff; }

.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; }
.news-card { background: #fff; border: 1px solid #ebeef4; border-radius: 14px; overflow: hidden; transition: box-shadow .15s, transform .1s; display: flex; flex-direction: column; }
.news-card:hover { box-shadow: 0 14px 34px rgba(40,48,74,.12); transform: translateY(-3px); }
.nc-img { position: relative; aspect-ratio: 16/9; background: linear-gradient(135deg,#eef1ff,#dde6ff); display: grid; place-items: center; overflow: hidden; }
.nc-img img { width: 100%; height: 100%; object-fit: cover; } .nc-img > span { font-size: 40px; opacity: .6; }
.nc-cat { position: absolute; left: 10px; top: 10px; background: rgba(255,255,255,.92); color: #4b5ee6; font-size: 11.5px; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.nc-body { padding: 14px 16px; flex: 1; display: flex; flex-direction: column; }
.nc-body h3 { font-size: 16.5px; margin: 0 0 8px; color: #1a2138; line-height: 1.35; }
.nc-body p { font-size: 13.5px; color: #6b7488; margin: 0 0 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nc-meta { margin-top: auto; font-size: 12px; color: #99a2b8; }
.news-empty { text-align: center; color: #99a2b8; padding: 50px; }

/* Bài viết */
.breadcrumb { font-size: 12.5px; color: #99a2b8; margin-bottom: 16px; }
.breadcrumb a:hover { color: #4b5ee6; }
.article .art-cat { display: inline-block; background: #eef1ff; color: #4b5ee6; font-size: 12.5px; font-weight: 700; padding: 5px 12px; border-radius: 999px; }
.article h1 { font-size: 33px; line-height: 1.25; margin: 14px 0 12px; color: #161d31; letter-spacing: -.6px; }
.art-meta { display: flex; flex-wrap: wrap; gap: 16px; color: #79839b; font-size: 13px; padding-bottom: 18px; border-bottom: 1px solid #edf0f6; margin-bottom: 22px; }
.art-cover { width: 100%; border-radius: 14px; margin-bottom: 22px; }
.art-excerpt { font-size: 17px; color: #4b5568; font-weight: 500; border-left: 3px solid #4b5ee6; padding-left: 16px; margin: 0 0 24px; }
.art-content { font-size: 16.5px; color: #2b3450; }
.art-content h2 { font-size: 24px; margin: 30px 0 12px; color: #161d31; }
.art-content h3 { font-size: 20px; margin: 24px 0 10px; color: #1a2138; }
.art-content h4 { font-size: 17px; margin: 20px 0 8px; }
.art-content p { margin: 0 0 16px; }
.art-content img { max-width: 100%; border-radius: 10px; margin: 12px 0; }
.art-content ul, .art-content ol { margin: 0 0 16px; padding-left: 26px; }
.art-content li { margin-bottom: 7px; }
.art-content blockquote { border-left: 4px solid #cdd5e6; margin: 16px 0; padding: 6px 18px; color: #5a637a; background: #f7f8fb; border-radius: 0 8px 8px 0; }
.art-content a { color: #4b5ee6; text-decoration: underline; }
.art-content pre { background: #1e2536; color: #e6e9f2; padding: 14px 16px; border-radius: 10px; overflow-x: auto; font-size: 13.5px; }
.art-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; padding-top: 18px; border-top: 1px solid #edf0f6; }
.art-tag { background: #f2f4f9; color: #5a637a; font-size: 13px; padding: 5px 12px; border-radius: 8px; }
.art-tag:hover { background: #e7ebf5; color: #4b5ee6; }

.related { margin-top: 44px; }
.related h2 { font-size: 21px; margin-bottom: 16px; color: #1a2138; }
.related .nc-body h3 { font-size: 14.5px; }

.news-foot { border-top: 1px solid #edf0f6; padding: 28px 24px; text-align: center; color: #99a2b8; font-size: 13px; margin-top: 50px; }
.news-foot a:hover { color: #4b5ee6; }
.news-foot div + div { margin-top: 8px; }

@media (max-width: 600px) {
  .news-hero h1 { font-size: 26px; } .article h1 { font-size: 26px; }
  .news-nav { gap: 12px; font-size: 13px; } .news-nav a:not(.news-cta) { display: none; }
}