.page-blog-huong-dan-dang-ky-open-880-vip {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
  background-color: #F5F7FA;
}

.page-blog-huong-dan-dang-ky-open-880-vip__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-blog-huong-dan-dang-ky-open-880-vip__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
  text-align: center;
  color: #ffffff;
  overflow: hidden;
}

.page-blog-huong-dan-dang-ky-open-880-vip__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-blog-huong-dan-dang-ky-open-880-vip__hero-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(0, 0, 0, 0.5);
  padding: 20px;
  box-sizing: border-box;
}

.page-blog-huong-dan-dang-ky-open-880-vip__main-title {
  font-size: clamp(2em, 4vw, 3.5em);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #ffffff;
  max-width: 800px;
}

.page-blog-huong-dan-dang-ky-open-880-vip__hero-description {
  font-size: clamp(1em, 1.5vw, 1.2em);
  margin-bottom: 30px;
  max-width: 900px;
  color: #f0f0f0;
}

.page-blog-huong-dan-dang-ky-open-880-vip__btn-primary,
.page-blog-huong-dan-dang-ky-open-880-vip__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
  text-align: center;
}

.page-blog-huong-dan-dang-ky-open-880-vip__btn-primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-blog-huong-dan-dang-ky-open-880-vip__btn-primary:hover {
  background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
  transform: translateY(-2px);
}

.page-blog-huong-dan-dang-ky-open-880-vip__btn-secondary {
  background: #ffffff;
  color: #E53935;
  border: 2px solid #E53935;
}

.page-blog-huong-dan-dang-ky-open-880-vip__btn-secondary:hover {
  background: #E53935;
  color: #ffffff;
  transform: translateY(-2px);
}

.page-blog-huong-dan-dang-ky-open-880-vip__content-section {
  padding: 40px 0;
  margin-bottom: 20px;
  border-radius: 10px;
}

.page-blog-huong-dan-dang-ky-open-880-vip__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-blog-huong-dan-dang-ky-open-880-vip__dark-bg {
  background-color: #E53935;
  color: #ffffff;
}

.page-blog-huong-dan-dang-ky-open-880-vip__section-title {
  font-size: 2.2em;
  font-weight: 700;
  margin-bottom: 25px;
  text-align: center;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__sub-title {
  font-size: 1.6em;
  font-weight: 600;
  margin-top: 30px;
  margin-bottom: 15px;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__text-block {
  font-size: 1.1em;
  margin-bottom: 15px;
  line-height: 1.8;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__text-block a {
  color: #FF5A4F;
  text-decoration: underline;
}

.page-blog-huong-dan-dang-ky-open-880-vip__text-block a:hover {
  color: #E53935;
}

.page-blog-huong-dan-dang-ky-open-880-vip__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__ordered-list {
  list-style-type: decimal;
  margin-left: 25px;
  margin-bottom: 20px;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__list-item {
  margin-bottom: 10px;
  font-size: 1.1em;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-open-880-vip__image-content {
  width: 100%;
  height: auto;
  display: block;
  margin: 25px auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-blog-huong-dan-dang-ky-open-880-vip__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* FAQ Section */
.page-blog-huong-dan-dang-ky-open-880-vip__faq-list {
  margin-top: 30px;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-item {
  background-color: #FFFFFF;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #333333;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-item[open] {
  background-color: #f9f9f9;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: 600;
  cursor: pointer;
  background-color: #f0f0f0;
  color: #333333;
  list-style: none;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-question::-webkit-details-marker,
.page-blog-huong-dan-dang-ky-open-880-vip__faq-question::marker {
  display: none;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-question:hover {
  background-color: #e5e5e5;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-item[open] .page-blog-huong-dan-dang-ky-open-880-vip__faq-toggle {
  transform: rotate(45deg);
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1.05em;
  color: #555555;
  border-top: 1px solid #E0E0E0;
}

.page-blog-huong-dan-dang-ky-open-880-vip__faq-answer p {
  margin: 0;
}

/* --- General Image and Container Responsive Styles --- */
.page-blog-huong-dan-dang-ky-open-880-vip img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-blog-huong-dan-dang-ky-open-880-vip__section,
.page-blog-huong-dan-dang-ky-open-880-vip__card,
.page-blog-huong-dan-dang-ky-open-880-vip__container {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}

/* --- Media Queries --- */
@media (max-width: 768px) {
  .page-blog-huong-dan-dang-ky-open-880-vip__container {
    padding: 15px;
  }

  /* HERO Section */
  .page-blog-huong-dan-dang-ky-open-880-vip__hero-section {
    padding-top: 10px; /* Consistent small top padding */
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__main-title {
    font-size: 1.8em;
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__hero-description {
    font-size: 0.9em;
    margin-bottom: 20px;
  }

  /* Content Sections */
  .page-blog-huong-dan-dang-ky-open-880-vip__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__sub-title {
    font-size: 1.4em;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__text-block,
  .page-blog-huong-dan-dang-ky-open-880-vip__list-item {
    font-size: 1em;
  }

  /* Buttons */
  .page-blog-huong-dan-dang-ky-open-880-vip__btn-primary,
  .page-blog-huong-dan-dang-ky-open-880-vip__btn-secondary,
  .page-blog-huong-dan-dang-ky-open-880-vip a[class*="button"],
  .page-blog-huong-dan-dang-ky-open-880-vip a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__cta-buttons,
  .page-blog-huong-dan-dang-ky-open-880-vip__button-group,
  .page-blog-huong-dan-dang-ky-open-880-vip__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important;
    gap: 10px;
  }

  /* Images */
  .page-blog-huong-dan-dang-ky-open-880-vip img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-blog-huong-dan-dang-ky-open-880-vip__section,
  .page-blog-huong-dan-dang-ky-open-880-vip__card,
  .page-blog-huong-dan-dang-ky-open-880-vip__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* FAQ */
  .page-blog-huong-dan-dang-ky-open-880-vip__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

  .page-blog-huong-dan-dang-ky-open-880-vip__faq-answer {
    padding: 10px 20px 15px;
    font-size: 1em;
  }

  /* No specific rules for home-content, slider, banners, masonry, blog-slider as this is a non-homepage blog page. */
  /* However, general image and button rules apply. */

  /* Placeholder for other homepage specific rules not applicable here, but required for completeness */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__home-content { height: auto; overflow-y: visible; } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__slider-track { display: flex; flex-wrap: nowrap; } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__game-slide { flex: 0 0 100%; max-width: 100%; } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__banners-top-wrapper { grid-template-columns: repeat(2, 1fr); } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__blog-masonry { grid-template-columns: 1fr; } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__blog-slider-track { display: flex; flex-wrap: nowrap; } */
  /* .page-blog-huong-dan-dang-ky-open-880-vip__blog-slide { flex: 0 0 100%; max-width: 100%; } */
}