.page-blog-huong-dan-dang-ky-vn123 {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Dark text for light body background */
  background-color: #FFFFFF;
}

.page-blog-huong-dan-dang-ky-vn123__hero-section {
  background-color: #26A9E0; /* Primary brand color */
  color: #FFFFFF;
  padding: 20px 0 40px;
  text-align: center;
  padding-top: 10px; /* Small top padding, assuming shared.css handles body padding */
}

.page-blog-huong-dan-dang-ky-vn123__container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-blog-huong-dan-dang-ky-vn123__main-title {
  font-size: clamp(2em, 3.5vw, 2.8em); /* Responsive font size for H1 */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #FFFFFF;
}

.page-blog-huong-dan-dang-ky-vn123__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #FFFFFF;
}

.page-blog-huong-dan-dang-ky-vn123__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.page-blog-huong-dan-dang-ky-vn123__cta-buttons--single {
  margin-bottom: 30px;
}

.page-blog-huong-dan-dang-ky-vn123__btn-primary,
.page-blog-huong-dan-dang-ky-vn123__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-vn123__btn-primary {
  background-color: #EA7C07; /* Login color */
  color: #FFFFFF;
  border: 2px solid #EA7C07;
}

.page-blog-huong-dan-dang-ky-vn123__btn-primary:hover {
  background-color: #d66f06;
  border-color: #d66f06;
}

.page-blog-huong-dan-dang-ky-vn123__btn-secondary {
  background-color: transparent;
  color: #FFFFFF;
  border: 2px solid #FFFFFF;
}

.page-blog-huong-dan-dang-ky-vn123__btn-secondary:hover {
  background-color: #FFFFFF;
  color: #26A9E0;
}

.page-blog-huong-dan-dang-ky-vn123__content-section {
  padding: 40px 0;
  background-color: #FFFFFF;
}

.page-blog-huong-dan-dang-ky-vn123__article-wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-blog-huong-dan-dang-ky-vn123__article h2,
.page-blog-huong-dan-dang-ky-vn123__article h3 {
  color: #26A9E0; /* Primary brand color for headings */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 700;
}

.page-blog-huong-dan-dang-ky-vn123__article h2 {
  font-size: 2em;
}

.page-blog-huong-dan-dang-ky-vn123__article h3 {
  font-size: 1.5em;
}

.page-blog-huong-dan-dang-ky-vn123__article p {
  margin-bottom: 1em;
  font-size: 1em;
  color: #333333;
}

.page-blog-huong-dan-dang-ky-vn123__list {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 1em;
  color: #333333;
}

.page-blog-huong-dan-dang-ky-vn123__list li {
  margin-bottom: 0.5em;
}

.page-blog-huong-dan-dang-ky-vn123__article a {
  color: #26A9E0;
  text-decoration: underline;
}

.page-blog-huong-dan-dang-ky-vn123__article a:hover {
  text-decoration: none;
}

.page-blog-huong-dan-dang-ky-vn123__figure {
  margin: 30px 0;
  text-align: center;
}

.page-blog-huong-dan-dang-ky-vn123__figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-blog-huong-dan-dang-ky-vn123__figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: #555555;
  margin-top: 10px;
}

.page-blog-huong-dan-dang-ky-vn123__promo-box {
  background-color: #F0F8FF; /* Light blue background */
  border: 1px solid #26A9E0;
  border-radius: 8px;
  padding: 25px;
  margin: 40px 0;
  text-align: center;
  color: #333333;
}

.page-blog-huong-dan-dang-ky-vn123__promo-title {
  color: #26A9E0;
  font-size: 1.8em;
  margin-bottom: 10px;
}

.page-blog-huong-dan-dang-ky-vn123__promo-text {
  font-size: 1.1em;
  margin-bottom: 20px;
}

.page-blog-huong-dan-dang-ky-vn123__faq-list {
  margin-top: 30px;
}

.page-blog-huong-dan-dang-ky-vn123__faq-item {
  background-color: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog-huong-dan-dang-ky-vn123__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  font-weight: 600;
  font-size: 1.1em;
  color: #26A9E0;
  cursor: pointer;
  list-style: none;
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none; /* Safari */
  -khtml-user-select: none; /* Konqueror HTML */
  -moz-user-select: none; /* Old versions of Firefox */
  -ms-user-select: none; /* Internet Explorer/Edge */
  user-select: none; /* Non-prefixed version, currently supported by Chrome, Edge, Opera and Firefox */
}

.page-blog-huong-dan-dang-ky-vn123__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-huong-dan-dang-ky-vn123__faq-qtext {
  flex-grow: 1;
}

.page-blog-huong-dan-dang-ky-vn123__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 10px;
  transition: transform 0.3s ease;
}

.page-blog-huong-dan-dang-ky-vn123__faq-item[open] .page-blog-huong-dan-dang-ky-vn123__faq-toggle {
  transform: rotate(45deg);
}

.page-blog-huong-dan-dang-ky-vn123__faq-answer {
  padding: 0 20px 15px;
  font-size: 0.95em;
  color: #555555;
}

.page-blog-huong-dan-dang-ky-vn123__faq-answer p {
  margin-bottom: 0;
}

.page-blog-huong-dan-dang-ky-vn123__cta-bottom {
  text-align: center;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}

.page-blog-huong-dan-dang-ky-vn123__cta-bottom p {
  font-size: 1.2em;
  margin-bottom: 25px;
  color: #333333;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  .page-blog-huong-dan-dang-ky-vn123__hero-section {
    padding: 15px 0 30px;
    padding-top: 10px !important; /* Small top padding, important for mobile */
  }

  .page-blog-huong-dan-dang-ky-vn123__main-title {
    font-size: clamp(1.8em, 8vw, 2.5em);
    padding: 0 15px;
  }

  .page-blog-huong-dan-dang-ky-vn123__description {
    font-size: 1em;
    padding: 0 15px;
  }

  .page-blog-huong-dan-dang-ky-vn123__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  .page-blog-huong-dan-dang-ky-vn123__btn-primary,
  .page-blog-huong-dan-dang-ky-vn123__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Button containers */
  .page-blog-huong-dan-dang-ky-vn123__cta-buttons,
  .page-blog-huong-dan-dang-ky-vn123__cta-buttons--single {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important; /* Ensure buttons wrap if multiple */
    gap: 10px; /* Spacing between wrapped buttons */
  }

  .page-blog-huong-dan-dang-ky-vn123__content-section {
    padding: 20px 0;
  }

  .page-blog-huong-dan-dang-ky-vn123__article-wrap {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog-huong-dan-dang-ky-vn123__article h2 {
    font-size: 1.7em;
  }

  .page-blog-huong-dan-dang-ky-vn123__article h3 {
    font-size: 1.3em;
  }

  .page-blog-huong-dan-dang-ky-vn123__article p,
  .page-blog-huong-dan-dang-ky-vn123__list li {
    font-size: 0.95em;
  }

  .page-blog-huong-dan-dang-ky-vn123__figure {
    margin: 20px 0;
  }

  .page-blog-huong-dan-dang-ky-vn123__figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog-huong-dan-dang-ky-vn123__promo-box {
    padding: 20px;
    margin: 30px 0;
  }

  .page-blog-huong-dan-dang-ky-vn123__promo-title {
    font-size: 1.5em;
  }

  .page-blog-huong-dan-dang-ky-vn123__faq-question {
    font-size: 1em;
    padding: 12px 15px;
  }

  .page-blog-huong-dan-dang-ky-vn123__faq-answer {
    padding: 0 15px 12px;
  }

  .page-blog-huong-dan-dang-ky-vn123__cta-bottom {
    margin-top: 30px;
    padding-top: 20px;
    padding: 20px 15px;
  }

  .page-blog-huong-dan-dang-ky-vn123__cta-bottom p {
    font-size: 1em;
  }
}