.page-blog-huong-dan-dang-ky-top888 {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Dark text on light background */
  background-color: #f8f9fa; /* Light background for the page content */
}

.page-blog-huong-dan-dang-ky-top888__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-blog-huong-dan-dang-ky-top888__section {
  padding: 40px 0;
}

.page-blog-huong-dan-dang-ky-top888__section-title {
  font-size: 2.5em;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 30px;
  font-weight: 700;
}

.page-blog-huong-dan-dang-ky-top888__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  text-align: justify;
}

/* Hero Section */
.page-blog-huong-dan-dang-ky-top888__hero-section {
  position: relative;
  width: 100%;
  min-height: 450px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start; /* Align content to top */
  align-items: center;
  text-align: center;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: #e0f2f7; /* Light blue background if image not loaded */
}

.page-blog-huong-dan-dang-ky-top888__hero-image {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.page-blog-huong-dan-dang-ky-top888__hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* Desktop: cover to fill */
  display: block;
}

.page-blog-huong-dan-dang-ky-top888__hero-content {
  position: relative;
  z-index: 2;
  color: #FFFFFF; /* White text on hero image */
  padding-top: 60px;
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.4); /* Dark overlay for text readability */
  width: 100%;
  height: 100%;
}

.page-blog-huong-dan-dang-ky-top888__main-title {
  font-size: clamp(2.5em, 5vw, 3.5em); /* Responsive font size */
  margin-bottom: 15px;
  font-weight: 800;
  line-height: 1.2;
  max-width: 900px;
}

.page-blog-huong-dan-dang-ky-top888__description {
  font-size: clamp(1.1em, 2vw, 1.4em);
  margin-bottom: 30px;
  max-width: 800px;
}

/* Buttons */
.page-blog-huong-dan-dang-ky-top888__btn-primary,
.page-blog-huong-dan-dang-ky-top888__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-blog-huong-dan-dang-ky-top888__btn-primary {
  background-color: #26A9E0;
  color: #FFFFFF;
  border: 2px solid #26A9E0;
}

.page-blog-huong-dan-dang-ky-top888__btn-primary:hover {
  background-color: #1a8ecf;
  border-color: #1a8ecf;
}

.page-blog-huong-dan-dang-ky-top888__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
  margin-left: 15px;
}

.page-blog-huong-dan-dang-ky-top888__btn-secondary:hover {
  background-color: #f0f8ff;
  color: #1a8ecf;
  border-color: #1a8ecf;
}

/* Steps Section */
.page-blog-huong-dan-dang-ky-top888__steps-section {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  padding-top: 50px;
  padding-bottom: 50px;
}

.page-blog-huong-dan-dang-ky-top888__step-item {
  margin-bottom: 40px;
  padding: 30px;
  border-left: 5px solid #26A9E0;
  background-color: #fcfcfc;
  border-radius: 5px;
  position: relative;
  padding-left: 40px;
}

.page-blog-huong-dan-dang-ky-top888__step-item::before {
  content: '✓'; /* Using a checkmark or step number */
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background-color: #26A9E0;
  color: #FFFFFF;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2em;
}

.page-blog-huong-dan-dang-ky-top888__step-item:nth-child(1)::before { content: '1'; }
.page-blog-huong-dan-dang-ky-top888__step-item:nth-child(2)::before { content: '2'; }
.page-blog-huong-dan-dang-ky-top888__step-item:nth-child(3)::before { content: '3'; }
.page-blog-huong-dan-dang-ky-top888__step-item:nth-child(4)::before { content: '4'; }

.page-blog-huong-dan-dang-ky-top888__step-title {
  font-size: 1.8em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-blog-huong-dan-dang-ky-top888__list {
  list-style: none;
  padding-left: 0;
  margin-top: 15px;
}

.page-blog-huong-dan-dang-ky-top888__list-item {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  font-size: 1.05em;
}

.page-blog-huong-dan-dang-ky-top888__list-item::before {
  content: '•';
  color: #26A9E0;
  position: absolute;
  left: 0;
  font-weight: bold;
  font-size: 1.2em;
}

.page-blog-huong-dan-dang-ky-top888__article-figure {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Notes Section */
.page-blog-huong-dan-dang-ky-top888__notes-section {
  background-color: #e0f2f7;
  padding-top: 50px;
  padding-bottom: 50px;
}

.page-blog-huong-dan-dang-ky-top888__note-item {
  background-color: #FFFFFF;
  padding: 30px;
  border-radius: 8px;
  margin-bottom: 25px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.page-blog-huong-dan-dang-ky-top888__note-title {
  font-size: 1.6em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-blog-huong-dan-dang-ky-top888__note-item a {
  color: #26A9E0;
  text-decoration: underline;
  font-weight: bold;
}

.page-blog-huong-dan-dang-ky-top888__note-item a:hover {
  color: #1a8ecf;
}

/* FAQ Section */
.page-blog-huong-dan-dang-ky-top888__faq-section {
  background-color: #FFFFFF;
  padding-top: 50px;
  padding-bottom: 50px;
}

.page-blog-huong-dan-dang-ky-top888__faq-list {
  margin-top: 30px;
}

details.page-blog-huong-dan-dang-ky-top888__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
details.page-blog-huong-dan-dang-ky-top888__faq-item summary.page-blog-huong-dan-dang-ky-top888__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-weight: 600;
  font-size: 1.1em;
  color: #333333;
}
details.page-blog-huong-dan-dang-ky-top888__faq-item summary.page-blog-huong-dan-dang-ky-top888__faq-question::-webkit-details-marker {
  display: none;
}
details.page-blog-huong-dan-dang-ky-top888__faq-item summary.page-blog-huong-dan-dang-ky-top888__faq-question:hover {
  background: #f5f5f5;
}
.page-blog-huong-dan-dang-ky-top888__faq-qtext {
  flex: 1;
  line-height: 1.5;
  text-align: left;
}
.page-blog-huong-dan-dang-ky-top888__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #26A9E0;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-blog-huong-dan-dang-ky-top888__faq-item .page-blog-huong-dan-dang-ky-top888__faq-answer {
  padding: 0 25px 25px;
  background: #f9f9f9;
  border-radius: 0 0 8px 8px;
  font-size: 1em;
  color: #555555;
}

/* CTA Section */
.page-blog-huong-dan-dang-ky-top888__cta-section {
  background-color: #26A9E0;
  color: #FFFFFF;
  text-align: center;
  padding: 60px 0;
}

.page-blog-huong-dan-dang-ky-top888__cta-section .page-blog-huong-dan-dang-ky-top888__section-title {
  color: #FFFFFF;
  font-size: 2.8em;
}

.page-blog-huong-dan-dang-ky-top888__cta-section .page-blog-huong-dan-dang-ky-top888__text-block {
  max-width: 800px;
  margin: 0 auto 30px;
  font-size: 1.2em;
}

.page-blog-huong-dan-dang-ky-top888__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-blog-huong-dan-dang-ky-top888__cta-buttons .page-blog-huong-dan-dang-ky-top888__btn-primary,
.page-blog-huong-dan-dang-ky-top888__cta-buttons .page-blog-huong-dan-dang-ky-top888__btn-secondary {
  margin-left: 0; /* Override default margin for flex gap */
}

.page-blog-huong-dan-dang-ky-top888__cta-buttons .page-blog-huong-dan-dang-ky-top888__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border-color: #FFFFFF;
}

.page-blog-huong-dan-dang-ky-top888__cta-buttons .page-blog-huong-dan-dang-ky-top888__btn-secondary:hover {
  background-color: #f0f8ff;
  color: #1a8ecf;
  border-color: #f0f8ff;
}

/* General image responsive styles */
.page-blog-huong-dan-dang-ky-top888 img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog-huong-dan-dang-ky-top888__section-title {
    font-size: 2.2em;
  }
  .page-blog-huong-dan-dang-ky-top888__main-title {
    font-size: clamp(2em, 4.5vw, 3em);
  }
  .page-blog-huong-dan-dang-ky-top888__description {
    font-size: clamp(1em, 1.8vw, 1.3em);
  }
  .page-blog-huong-dan-dang-ky-top888__btn-primary,
  .page-blog-huong-dan-dang-ky-top888__btn-secondary {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-blog-huong-dan-dang-ky-top888__cta-section .page-blog-huong-dan-dang-ky-top888__section-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-blog-huong-dan-dang-ky-top888__hero-section {
    min-height: 350px;
    padding-top: 10px; /* Small top padding, body handles header offset */
  }
  .page-blog-huong-dan-dang-ky-top888__hero-image img {
    object-fit: contain !important; /* Mobile: contain to show full image */
    aspect-ratio: unset !important; /* Reset aspect ratio for contain */
  }
  .page-blog-huong-dan-dang-ky-top888__hero-content {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .page-blog-huong-dan-dang-ky-top888__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    max-width: 100%;
  }
  .page-blog-huong-dan-dang-ky-top888__description {
    font-size: clamp(0.9em, 3.5vw, 1.1em);
    max-width: 100%;
  }

  /* Section general */
  .page-blog-huong-dan-dang-ky-top888__section {
    padding: 30px 0;
  }
  .page-blog-huong-dan-dang-ky-top888__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-huong-dan-dang-ky-top888__section-title {
    font-size: 2em;
    margin-bottom: 20px;
    text-align: center;
  }
  .page-blog-huong-dan-dang-ky-top888__text-block {
    font-size: 1em;
    text-align: left;
  }

  /* Buttons and button containers */
  .page-blog-huong-dan-dang-ky-top888__btn-primary,
  .page-blog-huong-dan-dang-ky-top888__btn-secondary,
  .page-blog-huong-dan-dang-ky-top888 a[class*="button"],
  .page-blog-huong-dan-dang-ky-top888 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;
    margin-left: 0 !important; /* Remove margin for stacked buttons */
    margin-bottom: 15px; /* Add vertical spacing */
  }
  .page-blog-huong-dan-dang-ky-top888__cta-buttons,
  .page-blog-huong-dan-dang-ky-top888__button-group,
  .page-blog-huong-dan-dang-ky-top888__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 0; /* Remove gap when stacked */
  }
  .page-blog-huong-dan-dang-ky-top888__cta-buttons .page-blog-huong-dan-dang-ky-top888__btn-secondary {
    margin-top: 10px; /* Space between stacked buttons */
  }

  /* General images and containers */
  .page-blog-huong-dan-dang-ky-top888 img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-blog-huong-dan-dang-ky-top888__article-figure {
    margin-left: auto;
    margin-right: auto;
  }

  /* Steps Section */
  .page-blog-huong-dan-dang-ky-top888__step-item {
    padding: 20px;
    padding-left: 30px;
    margin-bottom: 30px;
  }
  .page-blog-huong-dan-dang-ky-top888__step-item::before {
    width: 25px;
    height: 25px;
    font-size: 1em;
  }
  .page-blog-huong-dan-dang-ky-top888__step-title {
    font-size: 1.5em;
  }
  .page-blog-huong-dan-dang-ky-top888__list-item {
    font-size: 1em;
  }

  /* Notes Section */
  .page-blog-huong-dan-dang-ky-top888__note-item {
    padding: 20px;
  }
  .page-blog-huong-dan-dang-ky-top888__note-title {
    font-size: 1.4em;
  }

  /* FAQ Section */
  details.page-blog-huong-dan-dang-ky-top888__faq-item summary.page-blog-huong-dan-dang-ky-top888__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }
  .page-blog-huong-dan-dang-ky-top888__faq-qtext {
    font-size: 1em;
  }
  .page-blog-huong-dan-dang-ky-top888__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }
  details.page-blog-huong-dan-dang-ky-top888__faq-item .page-blog-huong-dan-dang-ky-top888__faq-answer {
    padding: 0 20px 20px;
    font-size: 0.95em;
  }

  /* CTA Section */
  .page-blog-huong-dan-dang-ky-top888__cta-section .page-blog-huong-dan-dang-ky-top888__section-title {
    font-size: 2em;
  }
  .page-blog-huong-dan-dang-ky-top888__cta-section .page-blog-huong-dan-dang-ky-top888__text-block {
    font-size: 1em;
  }
}