/* Base Styles */
.page-blog-huong-dan-dang-ky-8us {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main, #F2FFF6); /* Default text color for the main content area */
  background-color: var(--background-color, #08160F); /* Ensure contrast with body background */
}

.page-blog-huong-dan-dang-ky-8us__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-blog-huong-dan-dang-ky-8us__section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-main, #F2FFF6);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 10px;
}

.page-blog-huong-dan-dang-ky-8us__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--glow, #57E38D);
  border-radius: 2px;
}

.page-blog-huong-dan-dang-ky-8us__description-text {
  font-size: 18px;
  color: var(--text-secondary, #A7D9B8);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

/* Hero Section */
.page-blog-huong-dan-dang-ky-8us__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
  background-color: var(--deep-green, #0A4B2C);
  overflow: hidden;
}

.page-blog-huong-dan-dang-ky-8us__hero-image-wrapper {
  width: 100%;
  max-height: 700px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-blog-huong-dan-dang-ky-8us__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__hero-content {
  text-align: center;
  padding: 40px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.page-blog-huong-dan-dang-ky-8us__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--text-main, #F2FFF6);
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.2;
}

.page-blog-huong-dan-dang-ky-8us__hero-content .page-blog-huong-dan-dang-ky-8us__description {
  font-size: 20px;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 30px;
}

.page-blog-huong-dan-dang-ky-8us__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-8us__btn-primary,
.page-blog-huong-dan-dang-ky-8us__btn-secondary,
.page-blog-huong-dan-dang-ky-8us__btn-link,
.page-blog-huong-dan-dang-ky-8us__btn-small {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-blog-huong-dan-dang-ky-8us__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
  transform: translateY(-2px);
}

.page-blog-huong-dan-dang-ky-8us__btn-secondary {
  background: transparent;
  color: var(--glow, #57E38D);
  border: 2px solid var(--glow, #57E38D);
}

.page-blog-huong-dan-dang-ky-8us__btn-secondary:hover {
  background: var(--glow, #57E38D);
  color: #08160F;
  transform: translateY(-2px);
}

/* Content Sections */
.page-blog-huong-dan-dang-ky-8us__content-section {
  padding: 60px 0;
}

.page-blog-huong-dan-dang-ky-8us__dark-section {
  background-color: var(--card-bg, #11271B);
}

.page-blog-huong-dan-dang-ky-8us__article-body {
  max-width: 900px;
  margin: 0 auto;
  color: var(--text-secondary, #A7D9B8);
  font-size: 17px;
}

.page-blog-huong-dan-dang-ky-8us__article-body p {
  margin-bottom: 20px;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-8us__article-body strong {
  color: var(--text-main, #F2FFF6);
}

.page-blog-huong-dan-dang-ky-8us__article-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  margin: 30px 0;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__image-caption {
  text-align: center;
  font-style: italic;
  font-size: 15px;
  color: var(--text-secondary, #A7D9B8);
  margin-top: -15px;
  margin-bottom: 30px;
}

/* Step-by-Step Guide */
.page-blog-huong-dan-dang-ky-8us__step-by-step {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 900px;
  margin: 50px auto;
}

.page-blog-huong-dan-dang-ky-8us__step-item {
  display: flex;
  align-items: flex-start;
  gap: 25px;
  background: var(--card-bg, #11271B);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--divider, #1E3A2A);
}

.page-blog-huong-dan-dang-ky-8us__step-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: var(--glow, #57E38D);
  color: #08160F;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: bold;
}

.page-blog-huong-dan-dang-ky-8us__step-content {
  flex-grow: 1;
}

.page-blog-huong-dan-dang-ky-8us__step-title {
  font-size: 24px;
  color: var(--text-main, #F2FFF6);
  margin-top: 0;
  margin-bottom: 15px;
}

.page-blog-huong-dan-dang-ky-8us__step-content p {
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 15px;
}

.page-blog-huong-dan-dang-ky-8us__step-item .page-blog-huong-dan-dang-ky-8us__btn-link {
  font-size: 16px;
  padding: 10px 20px;
  background: var(--gold, #F2C14E);
  color: #11271B;
  border-radius: 5px;
  margin-top: 10px;
}

.page-blog-huong-dan-dang-ky-8us__step-item .page-blog-huong-dan-dang-ky-8us__btn-link:hover {
  background: #e0b03e;
}

.page-blog-huong-dan-dang-ky-8us__step-item .page-blog-huong-dan-dang-ky-8us__list {
  list-style-type: disc;
  margin-left: 20px;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 15px;
}

.page-blog-huong-dan-dang-ky-8us__step-item .page-blog-huong-dan-dang-ky-8us__list li {
  margin-bottom: 8px;
  color: inherit;
}

.page-blog-huong-dan-dang-ky-8us__step-image {
  width: 250px;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__cta-bottom {
  text-align: center;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--divider, #1E3A2A);
}

.page-blog-huong-dan-dang-ky-8us__cta-bottom p {
  font-size: 20px;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 25px;
}

/* Promotions Grid */
.page-blog-huong-dan-dang-ky-8us__promotions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-blog-huong-dan-dang-ky-8us__promo-card {
  background: var(--background-color, #08160F);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider, #1E3A2A);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-bottom: 25px;
}

.page-blog-huong-dan-dang-ky-8us__promo-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  margin-bottom: 20px;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__promo-title {
  font-size: 22px;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 15px;
  padding: 0 15px;
}

.page-blog-huong-dan-dang-ky-8us__promo-text {
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 25px;
  padding: 0 15px;
  flex-grow: 1;
}

.page-blog-huong-dan-dang-ky-8us__btn-small {
  padding: 10px 20px;
  font-size: 16px;
  border-radius: 5px;
  background: var(--gold, #F2C14E);
  color: #11271B;
  font-weight: 600;
}

.page-blog-huong-dan-dang-ky-8us__btn-small:hover {
  background: #e0b03e;
}

/* Tips List */
.page-blog-huong-dan-dang-ky-8us__tips-list {
  list-style: none;
  padding: 0;
  max-width: 900px;
  margin: 50px auto;
}

.page-blog-huong-dan-dang-ky-8us__tips-list li {
  background: var(--card-bg, #11271B);
  border: 1px solid var(--divider, #1E3A2A);
  border-radius: 8px;
  margin-bottom: 20px;
  padding: 25px;
  color: var(--text-secondary, #A7D9B8);
  font-size: 17px;
  line-height: 1.7;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-blog-huong-dan-dang-ky-8us__tips-list li strong {
  color: var(--text-main, #F2FFF6);
  font-size: 19px;
  display: block;
  margin-bottom: 10px;
}

/* Game Categories */
.page-blog-huong-dan-dang-ky-8us__game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-blog-huong-dan-dang-ky-8us__game-card {
  background: var(--background-color, #08160F);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider, #1E3A2A);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-bottom: 25px;
}

.page-blog-huong-dan-dang-ky-8us__game-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  margin-bottom: 20px;
  max-width: 100%;
}

.page-blog-huong-dan-dang-ky-8us__game-title {
  font-size: 22px;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 15px;
  padding: 0 15px;
}

.page-blog-huong-dan-dang-ky-8us__game-description {
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 25px;
  padding: 0 15px;
  flex-grow: 1;
}

/* FAQ Section */
details.page-blog-huong-dan-dang-ky-8us__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border, #2E7A4E);
  overflow: hidden;
  background: var(--card-bg, #11271B);
}
details.page-blog-huong-dan-dang-ky-8us__faq-item summary.page-blog-huong-dan-dang-ky-8us__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-blog-huong-dan-dang-ky-8us__faq-item summary.page-blog-huong-dan-dang-ky-8us__faq-question::-webkit-details-marker {
  display: none;
}
details.page-blog-huong-dan-dang-ky-8us__faq-item summary.page-blog-huong-dan-dang-ky-8us__faq-question:hover {
  background: rgba(var(--primary-color-rgb), 0.1);
}
.page-blog-huong-dan-dang-ky-8us__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main, #F2FFF6);
}
.page-blog-huong-dan-dang-ky-8us__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--glow, #57E38D);
  flex-shrink: 0;
  margin-left: 15px;
  width: 32px;
  text-align: center;
  line-height: 1;
}
details.page-blog-huong-dan-dang-ky-8us__faq-item .page-blog-huong-dan-dang-ky-8us__faq-answer {
  padding: 0 20px 20px;
  background: var(--background-color, #08160F);
  border-radius: 0 0 5px 5px;
  color: var(--text-secondary, #A7D9B8);
}
.page-blog-huong-dan-dang-ky-8us__faq-answer p {
  margin-bottom: 0;
}

/* General Image Styles for content area */
.page-blog-huong-dan-dang-ky-8us img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog-huong-dan-dang-ky-8us__hero-content {
    padding: 30px 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-blog-huong-dan-dang-ky-8us__description {
    font-size: 18px;
  }
  .page-blog-huong-dan-dang-ky-8us__btn-primary,
  .page-blog-huong-dan-dang-ky-8us__btn-secondary {
    padding: 12px 25px;
    font-size: 16px;
  }
  .page-blog-huong-dan-dang-ky-8us__section-title {
    font-size: 30px;
  }
  .page-blog-huong-dan-dang-ky-8us__description-text {
    font-size: 16px;
    margin-bottom: 40px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 25px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-content {
    margin-top: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-title {
    font-size: 22px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-image {
    width: 100%;
    max-width: 400px;
    order: -1;
  }
  .page-blog-huong-dan-dang-ky-8us__promo-title,
  .page-blog-huong-dan-dang-ky-8us__game-title {
    font-size: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__promo-text,
  .page-blog-huong-dan-dang-ky-8us__game-description {
    font-size: 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__faq-qtext {
    font-size: 16px;
  }
  .page-blog-huong-dan-dang-ky-8us__faq-toggle {
    font-size: 24px;
    width: 28px;
  }
}

@media (max-width: 849px) {
  .page-blog-huong-dan-dang-ky-8us__hero-image {
    object-fit: contain !important;
    aspect-ratio: unset !important;
  }
}

@media (max-width: 768px) {
  .page-blog-huong-dan-dang-ky-8us {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-blog-huong-dan-dang-ky-8us__container {
    padding-left: 15px;
    padding-right: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* HERO 主图区域 */
  .page-blog-huong-dan-dang-ky-8us__hero-section {
    padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
    min-height: auto;
  }
  .page-blog-huong-dan-dang-ky-8us__hero-image-wrapper {
    max-height: 300px;
  }
  .page-blog-huong-dan-dang-ky-8us__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    object-fit: contain !important; /* Ensure image is not cropped */
    aspect-ratio: unset !important;
  }
  .page-blog-huong-dan-dang-ky-8us__hero-content {
    padding: 20px 10px;
  }
  .page-blog-huong-dan-dang-ky-8us__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__hero-content .page-blog-huong-dan-dang-ky-8us__description {
    font-size: 16px;
    margin-bottom: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 按钮与按钮容器 */
  .page-blog-huong-dan-dang-ky-8us__btn-primary,
  .page-blog-huong-dan-dang-ky-8us__btn-secondary,
  .page-blog-huong-dan-dang-ky-8us__btn-link,
  .page-blog-huong-dan-dang-ky-8us__btn-small {
    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;
    font-size: 16px;
  }
  .page-blog-huong-dan-dang-ky-8us__cta-bottom .page-blog-huong-dan-dang-ky-8us__btn-primary,
  .page-blog-huong-dan-dang-ky-8us__cta-bottom .page-blog-huong-dan-dang-ky-8us__btn-secondary {
    width: auto; /* Allow auto width for bottom CTAs if they are in a flex column */
    max-width: 100%;
    margin: 0 auto; /* Center buttons if they are not full width */
  }
  .page-blog-huong-dan-dang-ky-8us__cta-bottom .page-blog-huong-dan-dang-ky-8us__cta-buttons {
    flex-direction: column;
  }

  /* 装饰主标题 + 长文 SEO 区 */
  .page-blog-huong-dan-dang-ky-8us__section-title {
    font-size: 24px;
    margin-bottom: 30px;
  }
  .page-blog-huong-dan-dang-ky-8us__description-text {
    font-size: 15px;
    margin-bottom: 30px;
  }
  .page-blog-huong-dan-dang-ky-8us__article-body {
    font-size: 16px;
    padding: 0 5px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-huong-dan-dang-ky-8us__article-image {
    margin: 20px 0;
  }
  .page-blog-huong-dan-dang-ky-8us__image-caption {
    font-size: 14px;
  }

  /* 通用图片与容器 */
  .page-blog-huong-dan-dang-ky-8us img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-blog-huong-dan-dang-ky-8us__content-section,
  .page-blog-huong-dan-dang-ky-8us__step-by-step,
  .page-blog-huong-dan-dang-ky-8us__promotions-grid,
  .page-blog-huong-dan-dang-ky-8us__game-categories,
  .page-blog-huong-dan-dang-ky-8us__faq-list {
    padding-left: 15px;
    padding-right: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden;
  }

  /* Step-by-Step */
  .page-blog-huong-dan-dang-ky-8us__step-item {
    padding: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-title {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .page-blog-huong-dan-dang-ky-8us__step-content p {
    font-size: 15px;
  }

  /* Promotions & Games Grid */
  .page-blog-huong-dan-dang-ky-8us__promotions-grid,
  .page-blog-huong-dan-dang-ky-8us__game-categories {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-blog-huong-dan-dang-ky-8us__promo-image,
  .page-blog-huong-dan-dang-ky-8us__game-image {
    height: 180px;
  }
  .page-blog-huong-dan-dang-ky-8us__promo-title,
  .page-blog-huong-dan-dang-ky-8us__game-title {
    font-size: 20px;
  }
  .page-blog-huong-dan-dang-ky-8us__promo-text,
  .page-blog-huong-dan-dang-ky-8us__game-description {
    font-size: 15px;
  }

  /* FAQ Section */
  details.page-blog-huong-dan-dang-ky-8us__faq-item summary.page-blog-huong-dan-dang-ky-8us__faq-question {
    padding: 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__faq-qtext {
    font-size: 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__faq-toggle {
    font-size: 22px;
    width: 24px;
  }
  details.page-blog-huong-dan-dang-ky-8us__faq-item .page-blog-huong-dan-dang-ky-8us__faq-answer {
    padding: 0 15px 15px;
  }
  .page-blog-huong-dan-dang-ky-8us__faq-answer p {
    font-size: 15px;
  }

  /* Tips List */
  .page-blog-huong-dan-dang-ky-8us__tips-list li {
    padding: 20px;
    font-size: 16px;
  }
  .page-blog-huong-dan-dang-ky-8us__tips-list li strong {
    font-size: 17px;
  }

  /* Products Grid (not used on this page, but included for completeness if the rule implies all possible sections) */
  .page-blog-huong-dan-dang-ky-8us__products-grid {
    grid-template-columns: repeat(2, 1fr); /* 2 columns for smaller screens */
    overflow-x: hidden; /* Prevent horizontal scroll */
  }
  .page-blog-huong-dan-dang-ky-8us__products-grid .page-blog-huong-dan-dang-ky-8us__product-card:nth-child(n+5) {
    /* If there were 6 cards, ensure last two are not full width */
    grid-column: span 1; 
  }
}