.page-blog-huong-dan-dang-ky-fb68 {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #FFF5E1; /* Text Main */
  background-color: #B71C1C; /* Background */
  padding-bottom: 40px;
}

.page-blog-huong-dan-dang-ky-fb68__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-blog-huong-dan-dang-ky-fb68__top-section {
  padding-top: 10px; /* Per common fragment rule: 8-16px top padding */
  padding-bottom: 40px;
  text-align: center;
  background-color: #C91F17; /* Main Color */
  border-bottom: 2px solid #F2B544; /* Border */
}

.page-blog-huong-dan-dang-ky-fb68__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  color: #FFF5E1; /* Text Main */
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-blog-huong-dan-dang-ky-fb68__description-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #FFF5E1;
  max-width: 800px;
  margin: 0 auto 30px auto;
  line-height: 1.5;
}

.page-blog-huong-dan-dang-ky-fb68__top-cta {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-blog-huong-dan-dang-ky-fb68__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  font-size: 1.1rem;
}

.page-blog-huong-dan-dang-ky-fb68__btn--primary {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Button color */
  color: #7A0E0E; /* Deep Red for contrast */
  border: 2px solid #F4D34D; /* Gold border */
  box-shadow: 0 4px 15px rgba(255, 216, 106, 0.4);
}

.page-blog-huong-dan-dang-ky-fb68__btn--primary:hover {
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
  box-shadow: 0 6px 20px rgba(255, 216, 106, 0.6);
  transform: translateY(-2px);
}

.page-blog-huong-dan-dang-ky-fb68__btn--secondary {
  background: #D32F2F; /* Card BG */
  color: #FFF5E1; /* Text Main */
  border: 2px solid #F2B544; /* Border */
  box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

.page-blog-huong-dan-dang-ky-fb68__btn--secondary:hover {
  background: #C91F17; /* Main Color */
  box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6);
  transform: translateY(-2px);
}

.page-blog-huong-dan-dang-ky-fb68__btn--link {
  color: #F4D34D; /* Gold */
  text-decoration: underline;
  background: none;
  border: none;
  padding: 0;
  font-size: 1rem;
}

.page-blog-huong-dan-dang-ky-fb68__btn--link:hover {
  color: #FFCC66; /* Glow */
}

.page-blog-huong-dan-dang-ky-fb68__article-wrap {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
  background-color: rgba(255, 255, 255, 0.1); /* Semi-transparent white for readability on dark background */
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  padding-top: 30px;
  padding-bottom: 30px;
}

.page-blog-huong-dan-dang-ky-fb68__section {
  margin-bottom: 40px;
  padding: 0 20px;
}

.page-blog-huong-dan-dang-ky-fb68__heading {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: #F4D34D; /* Gold */
  margin-bottom: 20px;
  font-weight: bold;
  border-bottom: 2px solid #E53935; /* Auxiliary Color */
  padding-bottom: 10px;
}

.page-blog-huong-dan-dang-ky-fb68__sub-heading {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: #FFCC66; /* Glow */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog-huong-dan-dang-ky-fb68 p {
  margin-bottom: 15px;
  color: #FFF5E1;
}

.page-blog-huong-dan-dang-ky-fb68__list {
  list-style: disc;
  margin-left: 25px;
  margin-bottom: 15px;
  color: #FFF5E1;
}

.page-blog-huong-dan-dang-ky-fb68__list li {
  margin-bottom: 8px;
}

.page-blog-huong-dan-dang-ky-fb68__figure {
  margin: 30px 0;
  text-align: center;
}

.page-blog-huong-dan-dang-ky-fb68__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  display: block;
  margin: 0 auto;
}

.page-blog-huong-dan-dang-ky-fb68__figcaption {
  font-size: 0.9rem;
  color: #FFCC66;
  margin-top: 10px;
}

.page-blog-huong-dan-dang-ky-fb68__warning-card {
  background-color: #D32F2F; /* Card BG */
  border: 2px solid #F2B544; /* Border */
  border-radius: 10px;
  padding: 25px;
  margin-top: 50px;
  margin-bottom: 50px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

.page-blog-huong-dan-dang-ky-fb68__warning-card .page-blog-huong-dan-dang-ky-fb68__heading {
  color: #FFF5E1; /* Text Main */
  border-bottom-color: #FFCC66; /* Glow */
}

.page-blog-huong-dan-dang-ky-fb68__warning-card p,
.page-blog-huong-dan-dang-ky-fb68__warning-card .page-blog-huong-dan-dang-ky-fb68__list li {
  color: #FFF5E1;
}

.page-blog-huong-dan-dang-ky-fb68__promo-box {
  background-color: #7A0E0E; /* Deep Red */
  border: 2px dashed #F4D34D; /* Gold */
  border-radius: 10px;
  padding: 30px;
  margin-top: 50px;
  margin-bottom: 50px;
  text-align: center;
  box-shadow: 0 0 20px rgba(255, 204, 102, 0.5);
}

.page-blog-huong-dan-dang-ky-fb68__promo-box .page-blog-huong-dan-dang-ky-fb68__heading {
  color: #FFCC66; /* Glow */
  border-bottom-color: #F4D34D; /* Gold */
  margin-bottom: 25px;
}

.page-blog-huong-dan-dang-ky-fb68__promo-box p,
.page-blog-huong-dan-dang-ky-fb68__promo-box .page-blog-huong-dan-dang-ky-fb68__list li {
  color: #FFF5E1;
}

.page-blog-huong-dan-dang-ky-fb68__cta-bottom {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-blog-huong-dan-dang-ky-fb68__cta-final {
  text-align: center;
  margin-top: 40px;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-blog-huong-dan-dang-ky-fb68__article-wrap {
    margin: 30px auto;
    padding: 20px;
  }

  .page-blog-huong-dan-dang-ky-fb68__heading {
    font-size: 2rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__sub-heading {
    font-size: 1.6rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__btn {
    padding: 12px 25px;
    font-size: 1rem;
  }
}

@media (max-width: 768px) {
  .page-blog-huong-dan-dang-ky-fb68 {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-blog-huong-dan-dang-ky-fb68__top-section {
    padding-top: 10px !important; /* Per common fragment rule */
    padding-bottom: 30px;
  }

  .page-blog-huong-dan-dang-ky-fb68__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem); /* Adjust clamp for mobile */
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-dang-ky-fb68__description-text {
    font-size: clamp(0.9rem, 3.5vw, 1.1rem);
    margin-bottom: 20px;
    padding: 0 10px;
  }

  .page-blog-huong-dan-dang-ky-fb68__top-cta {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  /* 2. 单栏长文容器 */
  .page-blog-huong-dan-dang-ky-fb68__article-wrap {
    margin: 20px auto;
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    border-radius: 0;
  }

  .page-blog-huong-dan-dang-ky-fb68__section {
    margin-bottom: 30px;
    padding: 0 10px;
  }

  .page-blog-huong-dan-dang-ky-fb68__heading {
    font-size: 1.5rem;
    margin-bottom: 15px;
    padding-bottom: 8px;
  }

  .page-blog-huong-dan-dang-ky-fb68__sub-heading {
    font-size: 1.2rem;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-dang-ky-fb68 p,
  .page-blog-huong-dan-dang-ky-fb68__list li {
    font-size: 0.95rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__list {
    margin-left: 20px;
  }

  /* 3. 通用图片与 figure */
  .page-blog-huong-dan-dang-ky-fb68__image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 5px;
  }

  .page-blog-huong-dan-dang-ky-fb68__figure {
    margin: 20px 0;
  }

  .page-blog-huong-dan-dang-ky-fb68__figcaption {
    font-size: 0.8rem;
  }

  /* 4. 按钮与按钮容器 */
  .page-blog-huong-dan-dang-ky-fb68__btn,
  .page-blog-huong-dan-dang-ky-fb68 a[class*="button"],
  .page-blog-huong-dan-dang-ky-fb68 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: 12px 20px;
    font-size: 1rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__top-cta,
  .page-blog-huong-dan-dang-ky-fb68__cta-bottom,
  .page-blog-huong-dan-dang-ky-fb68__cta-final {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column;
    gap: 10px;
  }

  /* 5. 注册教程与 FAQ 区块 (warning/promo cards) */
  .page-blog-huong-dan-dang-ky-fb68__warning-card,
  .page-blog-huong-dan-dang-ky-fb68__promo-box {
    padding: 20px;
    margin-top: 30px;
    margin-bottom: 30px;
    border-radius: 5px;
  }

  .page-blog-huong-dan-dang-ky-fb68__warning-card .page-blog-huong-dan-dang-ky-fb68__heading,
  .page-blog-huong-dan-dang-ky-fb68__promo-box .page-blog-huong-dan-dang-ky-fb68__heading {
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .page-blog-huong-dan-dang-ky-fb68__main-title {
    font-size: clamp(1.6rem, 7vw, 2rem);
  }

  .page-blog-huong-dan-dang-ky-fb68__heading {
    font-size: 1.4rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__sub-heading {
    font-size: 1.1rem;
  }

  .page-blog-huong-dan-dang-ky-fb68__btn {
    font-size: 0.95rem;
    padding: 10px 15px;
  }

  .page-blog-huong-dan-dang-ky-fb68__article-wrap {
    padding: 10px;
  }

  .page-blog-huong-dan-dang-ky-fb68__section {
    padding: 0 5px;
  }
}