.page-support-huong-dan-nap-rut {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Dark text for light body background */
  background-color: #F4F7FB; /* Body background color */
}

.page-support-huong-dan-nap-rut__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-support-huong-dan-nap-rut__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-support-huong-dan-nap-rut__top-section {
  padding-top: 10px; /* Small top padding, relying on body padding-top from shared.css */
  padding-bottom: 40px;
  text-align: center;
  background-color: #F4F7FB;
}

.page-support-huong-dan-nap-rut__main-title {
  font-size: 3.2em;
  font-weight: 700;
  color: #1F2D3D;
  line-height: 1.2;
  margin-bottom: 20px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-support-huong-dan-nap-rut__description {
  font-size: 1.1em;
  line-height: 1.8;
  color: #333333;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-support-huong-dan-nap-rut__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.page-support-huong-dan-nap-rut__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support-huong-dan-nap-rut__btn--primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-support-huong-dan-nap-rut__btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(47, 107, 255, 0.4);
}

.page-support-huong-dan-nap-rut__btn--secondary {
  background: #ffffff;
  color: #2F6BFF;
  border: 2px solid #2F6BFF;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-support-huong-dan-nap-rut__btn--secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

.page-support-huong-dan-nap-rut__section {
  padding: 60px 0;
  background-color: #F4F7FB;
}

.page-support-huong-dan-nap-rut__section--dark {
  background-color: #2F6BFF;
  color: #ffffff;
}

.page-support-huong-dan-nap-rut__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: #1F2D3D;
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-support-huong-dan-nap-rut__section-title--light {
  color: #ffffff;
}

.page-support-huong-dan-nap-rut__sub-title {
  font-size: 1.8em;
  font-weight: 600;
  color: #2F6BFF;
  margin-top: 30px;
  margin-bottom: 20px;
  line-height: 1.4;
}

.page-support-huong-dan-nap-rut__sub-title--light {
  color: #A5C4FF;
}

.page-support-huong-dan-nap-rut__step-title {
  font-size: 1.5em;
  font-weight: 600;
  color: #000000;
  margin-top: 25px;
  margin-bottom: 15px;
  line-height: 1.4;
}

.page-support-huong-dan-nap-rut__step-title--light {
  color: #ffffff;
}

.page-support-huong-dan-nap-rut p {
  font-size: 1em;
  line-height: 1.7;
  margin-bottom: 15px;
  color: #333333;
}

.page-support-huong-dan-nap-rut__section--dark p {
  color: #f0f0f0;
}

.page-support-huong-dan-nap-rut__list {
  list-style: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  color: #333333;
}

.page-support-huong-dan-nap-rut__list li {
  font-size: 1em;
  line-height: 1.6;
  margin-bottom: 8px;
}

.page-support-huong-dan-nap-rut__list--light li {
  color: #f0f0f0;
}

.page-support-huong-dan-nap-rut__figure {
  margin: 30px 0;
  text-align: center;
}

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

.page-support-huong-dan-nap-rut__figcaption {
  font-size: 0.9em;
  color: #666666;
  margin-top: 10px;
  line-height: 1.5;
}

.page-support-huong-dan-nap-rut__figcaption--light {
  color: #cccccc;
}

.page-support-huong-dan-nap-rut__section--faq {
  background-color: #ffffff;
  padding-bottom: 80px;
}

.page-support-huong-dan-nap-rut__faq-item {
  background-color: #F4F7FB;
  border-radius: 8px;
  margin-bottom: 15px;
  padding: 20px 25px;
  border: 1px solid #D6E2FF;
}

.page-support-huong-dan-nap-rut__faq-question {
  font-size: 1.2em;
  font-weight: 600;
  color: #2F6BFF;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-support-huong-dan-nap-rut__faq-answer {
  font-size: 1em;
  line-height: 1.7;
  color: #333333;
}

.page-support-huong-dan-nap-rut__section--conclusion {
  padding-top: 40px;
  padding-bottom: 80px;
  text-align: center;
}

.page-support-huong-dan-nap-rut__cta-buttons--bottom {
  margin-top: 40px;
}

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

/* Desktop/Tablet (up to 1024px, not explicitly requested but good practice) */
@media (max-width: 1024px) {
  .page-support-huong-dan-nap-rut__main-title {
    font-size: 2.8em;
  }

  .page-support-huong-dan-nap-rut__section-title {
    font-size: 2.2em;
  }

  .page-support-huong-dan-nap-rut__sub-title {
    font-size: 1.6em;
  }

  .page-support-huong-dan-nap-rut__step-title {
    font-size: 1.3em;
  }

  .page-support-huong-dan-nap-rut__btn {
    padding: 12px 24px;
    font-size: 1em;
  }

  .page-support-huong-dan-nap-rut__section {
    padding: 50px 0;
  }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-support-huong-dan-nap-rut__top-section {
    padding-top: 10px !important; /* Small top padding for mobile */
    padding-bottom: 30px;
  }

  .page-support-huong-dan-nap-rut__main-title {
    font-size: 2em !important;
    margin-bottom: 15px;
    padding: 0 10px;
  }

  .page-support-huong-dan-nap-rut__description {
    font-size: 0.95em;
    margin-bottom: 25px;
    padding: 0 15px;
  }

  .page-support-huong-dan-nap-rut__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  .page-support-huong-dan-nap-rut__btn {
    width: 100% !important;
    max-width: 100% !important;
    font-size: 1em !important;
    padding: 12px 20px !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 */
  .page-support-huong-dan-nap-rut__article-wrap {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support-huong-dan-nap-rut__section {
    padding: 40px 0 !important;
  }

  .page-support-huong-dan-nap-rut__section-title {
    font-size: 1.8em !important;
    margin-bottom: 30px;
    padding: 0 10px;
  }

  .page-support-huong-dan-nap-rut__sub-title {
    font-size: 1.4em !important;
    margin-top: 25px;
    margin-bottom: 15px;
  }

  .page-support-huong-dan-nap-rut__step-title {
    font-size: 1.2em !important;
    margin-top: 20px;
    margin-bottom: 10px;
  }

  .page-support-huong-dan-nap-rut p,
  .page-support-huong-dan-nap-rut__list li,
  .page-support-huong-dan-nap-rut__figcaption {
    font-size: 0.95em !important;
    line-height: 1.6;
  }

  /* 3. 通用图片与 figure */
  .page-support-huong-dan-nap-rut__image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-support-huong-dan-nap-rut__figure {
    margin: 20px 0;
  }

  /* 4. 按钮与按钮容器 (already covered in top-section CTA) */
  .page-support-huong-dan-nap-rut__cta-buttons--bottom {
    padding: 0 15px;
  }

  /* 5. FAQ 区块 */
  .page-support-huong-dan-nap-rut__section--faq {
    padding-bottom: 50px;
  }

  .page-support-huong-dan-nap-rut__faq-item {
    padding: 15px 20px;
    margin-bottom: 10px;
  }

  .page-support-huong-dan-nap-rut__faq-question {
    font-size: 1.1em !important;
    margin-bottom: 8px;
  }

  .page-support-huong-dan-nap-rut__faq-answer {
    font-size: 0.9em !important;
  }

  .page-support-huong-dan-nap-rut__list {
    margin-left: 20px;
  }
}