.page-blog-da-ga-789club-nhung-dieu-can-biet { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #212529; background-color: #FFFFFF; line-height: 1.7; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-section { padding: 10px 20px 40px; background: linear-gradient(180deg, #eaf7fd 0%, #ffffff 100%); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-container { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; width: 100%; gap: 24px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-image { width: 100%; max-width: 1000px; border-radius: 16px; overflow: hidden; box-shadow: 0 10px 30px rgba(38, 169, 224, 0.2); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-img { display: block; width: 100%; height: auto; object-fit: cover; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-content { width: 100%; max-width: 900px; text-align: center; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__main-title { font-weight: 800; line-height: 1.25; letter-spacing: -0.5px; color: #0b4f6c; margin: 0 0 16px; font-size: clamp(1.6rem, 4vw, 2.4rem); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-desc { font-size: 1.05rem; color: #333333; margin: 0 auto 24px; max-width: 780px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__hero-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn { display: inline-block; padding: 13px 28px; border-radius: 50px; font-weight: 700; font-size: 1rem; text-decoration: none; text-align: center; transition: transform 0.2s ease, box-shadow 0.2s ease; border: 2px solid transparent; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--primary { background-color: #26A9E0; color: #FFFFFF; box-shadow: 0 6px 18px rgba(38, 169, 224, 0.35); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(38, 169, 224, 0.45); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--accent { background-color: #EA7C07; color: #FFFFFF; box-shadow: 0 6px 18px rgba(234, 124, 7, 0.35); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--accent:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(234, 124, 7, 0.45); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--full { display: block; width: 100%; background-color: #26A9E0; color: #FFFFFF; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__btn--full:hover { transform: translateY(-2px); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__layout { max-width: 1200px; margin: 0 auto; padding: 40px 20px; display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; align-items: start; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__article { min-width: 0; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__toc { background-color: #f4fbfe; border-left: 4px solid #26A9E0; border-radius: 10px; padding: 20px 24px; margin-bottom: 32px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__toc-title { margin: 0 0 12px; font-size: 1.15rem; color: #0b4f6c; font-weight: 700; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__toc-list { margin: 0; padding-left: 20px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__toc-link { color: #12678b; text-decoration: none; font-weight: 600; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__toc-link:hover { color: #EA7C07; text-decoration: underline; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__section { margin-bottom: 40px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__section-title { font-size: 1.6rem; color: #0b4f6c; font-weight: 800; margin: 0 0 18px; padding-bottom: 10px; border-bottom: 3px solid #26A9E0; display: inline-block; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sub-title { font-size: 1.25rem; color: #12678b; font-weight: 700; margin: 24px 0 12px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__paragraph { font-size: 1.02rem; color: #2b2b2b; margin: 0 0 18px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__list { margin: 0 0 20px; padding-left: 24px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__ordered-list { margin: 0 0 20px; padding-left: 24px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__list-item { margin-bottom: 12px; color: #2b2b2b; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__figure { margin: 24px 0; border-radius: 14px; overflow: hidden; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__figure-img { display: block; width: 100%; height: auto; border-radius: 14px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__note { background-color: #fff7ec; border-left: 4px solid #EA7C07; border-radius: 8px; padding: 16px 20px; margin: 20px 0; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__note-text { margin: 0; color: #4a3200; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__cta-box { background: linear-gradient(135deg, #26A9E0 0%, #0b7fb0 100%); border-radius: 16px; padding: 32px 28px; text-align: center; margin-top: 24px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__cta-title { color: #FFFFFF; font-size: 1.4rem; font-weight: 800; margin: 0 0 10px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__cta-desc { color: #f0faff; margin: 0 0 18px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__faq-item { border: 1px solid #d6eef8; border-radius: 12px; padding: 20px; margin-bottom: 16px; background-color: #fbfeff; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__faq-question { font-size: 1.1rem; color: #0b4f6c; font-weight: 700; margin: 0 0 10px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__faq-answer { margin: 0; color: #2b2b2b; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related { margin-top: 40px; padding-top: 24px; border-top: 1px solid #d6eef8; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related-title { font-size: 1.35rem; color: #0b4f6c; font-weight: 800; margin: 0 0 16px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related-item { margin: 0; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related-link { display: block; padding: 14px 16px; background-color: #f4fbfe; border-radius: 10px; color: #12678b; font-weight: 600; text-decoration: none; transition: background-color 0.2s ease; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__related-link:hover { background-color: #d8f0fa; color: #EA7C07; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar { min-width: 0; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-box { background-color: #f8fcfe; border: 1px solid #d6eef8; border-radius: 14px; padding: 22px; margin-bottom: 22px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-box--cta { background: linear-gradient(135deg, #eaf7fd 0%, #ffffff 100%); }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-title { font-size: 1.15rem; color: #0b4f6c; font-weight: 800; margin: 0 0 14px; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-list { list-style: none; margin: 0; padding: 0; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-link { display: block; padding: 9px 0; color: #12678b; font-weight: 600; text-decoration: none; border-bottom: 1px dashed #d6eef8; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-link:hover { color: #EA7C07; }
.page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-text { font-size: 0.95rem; color: #2b2b2b; margin: 0 0 14px; }
@media (max-width: 1024px) {
  .page-blog-da-ga-789club-nhung-dieu-can-biet__layout { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar-box { margin-bottom: 0; }
}
@media (max-width: 768px) {
  .page-blog-da-ga-789club-nhung-dieu-can-biet { max-width: 100%; overflow-x: hidden; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet img { max-width: 100% !important; height: auto !important; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__hero-section { padding: 10px 14px 28px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__hero-container { gap: 18px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__hero-cta { flex-direction: column; align-items: stretch; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__btn { width: 100%; max-width: 100%; padding: 14px 20px; box-sizing: border-box; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__layout { padding: 28px 14px; gap: 24px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__section-title { font-size: 1.35rem; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__sub-title { font-size: 1.12rem; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__paragraph { font-size: 1rem; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__cta-box { padding: 24px 18px; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__cta-title { font-size: 1.2rem; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__related-list { grid-template-columns: 1fr; }
  .page-blog-da-ga-789club-nhung-dieu-can-biet__sidebar { grid-template-columns: 1fr; }
}