.page-da-ga {
  font-family: Arial, sans-serif;
  color: #1F2D3D; /* Text Main */
  background-color: #F4F7FB; /* Background */
  line-height: 1.6;
}

.page-da-ga__hero-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  color: #ffffff;
  text-align: center;
  padding-bottom: 40px;
}

.page-da-ga__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7);
}

.page-da-ga__hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 900px;
  width: 90%;
  z-index: 10;
  padding: 20px;
  box-sizing: border-box;
}

.page-da-ga__main-title {
  font-size: clamp(2.2em, 4vw, 3.5em);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-da-ga__description {
  font-size: clamp(1em, 1.5vw, 1.2em);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

.page-da-ga__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-da-ga__cta-buttons--center {
  margin-top: 30px;
  margin-bottom: 30px;
}

.page-da-ga__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-da-ga__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-da-ga__btn-primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.4);
}

.page-da-ga__btn-secondary {
  background: #ffffff;
  color: #2F6BFF;
  border: 2px solid #2F6BFF;
}

.page-da-ga__btn-secondary:hover {
  background: #f0f0f0;
  color: #2F6BFF;
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.2);
}

.page-da-ga__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-da-ga__section {
  padding: 40px 0;
  margin-bottom: 20px;
  background-color: #FFFFFF; /* Card BG */
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  color: #1F2D3D;
}

.page-da-ga__section-title {
  font-size: clamp(1.8em, 3vw, 2.5em);
  font-weight: 700;
  color: #2F6BFF;
  text-align: center;
  margin-bottom: 30px;
  padding: 0 15px;
}

.page-da-ga__sub-title {
  font-size: clamp(1.4em, 2.5vw, 2em);
  font-weight: 600;
  color: #1F2D3D;
  margin-top: 30px;
  margin-bottom: 20px;
  padding: 0 15px;
}

.page-da-ga p {
  margin-bottom: 15px;
  padding: 0 15px;
}

.page-da-ga__figure {
  margin: 30px auto;
  text-align: center;
  max-width: 680px;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-da-ga__figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  display: block;
  margin: 0 auto;
}

.page-da-ga__figcaption {
  font-size: 0.9em;
  color: #666;
  margin-top: 10px;
}

.page-da-ga__dark-bg {
  background: #2F6BFF; /* Main color */
  color: #ffffff; /* Forced white text */
}

.page-da-ga__text-white {
  color: #ffffff;
}

.page-da-ga__figcaption-white {
  color: #f0f0f0;
}

.page-da-ga__list {
  list-style-type: disc;
  margin-left: 40px;
  margin-bottom: 20px;
  padding-right: 15px;
}

.page-da-ga__list-white li {
  color: #ffffff;
}

.page-da-ga__list li {
  margin-bottom: 10px;
}

.page-da-ga__faq-list {
  margin-top: 30px;
  padding: 0 15px;
}

.page-da-ga__faq-item {
  background-color: #F4F7FB; /* Background */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #1F2D3D;
}

.page-da-ga__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  font-weight: 600;
  font-size: 1.1em;
  cursor: pointer;
  background-color: #D6E2FF; /* Border color as header for FAQ item */
  color: #1F2D3D;
  border-bottom: 1px solid #A5C4FF;
}

.page-da-ga__faq-question:hover {
  background-color: #A5C4FF;
}

.page-da-ga__faq-qtext {
  flex-grow: 1;
}

.page-da-ga__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 10px;
  transition: transform 0.3s ease;
}

.page-da-ga__faq-item[open] .page-da-ga__faq-toggle {
  transform: rotate(45deg);
}

.page-da-ga__faq-answer {
  padding: 15px 20px;
  font-size: 0.95em;
  line-height: 1.5;
  background-color: #FFFFFF;
  color: #1F2D3D;
}

.page-da-ga__contact-section {
  text-align: center;
}

.page-da-ga__copyright-info {
  text-align: center;
  padding: 20px;
  font-size: 0.85em;
  color: #666;
  background-color: #F4F7FB;
  margin-top: 40px;
}

/* Desktop specific adjustments */
@media (min-width: 1025px) {
  .page-da-ga__article-wrap {
    padding: 0;
  }
  .page-da-ga__section {
    padding: 60px 80px;
  }
}

/* Tablet and Mobile adjustments */
@media (max-width: 1024px) {
  .page-da-ga__hero-content {
    width: 95%;
    padding: 15px;
  }

  .page-da-ga__main-title {
    font-size: clamp(2em, 5vw, 3em);
  }

  .page-da-ga__description {
    font-size: clamp(0.9em, 2vw, 1.1em);
  }

  .page-da-ga__cta-buttons {
    gap: 10px;
  }

  .page-da-ga__btn {
    padding: 10px 20px;
  }

  .page-da-ga__section {
    padding: 30px 20px;
  }

  .page-da-ga__section-title {
    font-size: clamp(1.6em, 4vw, 2.2em);
    margin-bottom: 25px;
  }

  .page-da-ga__sub-title {
    font-size: clamp(1.3em, 3vw, 1.8em);
    margin-top: 25px;
    margin-bottom: 15px;
  }

  .page-da-ga p, .page-da-ga__list {
    font-size: 0.95em;
  }

  .page-da-ga__faq-question {
    font-size: 1em;
    padding: 12px 15px;
  }

  .page-da-ga__faq-answer {
    padding: 12px 15px;
    font-size: 0.9em;
  }
}

/* Mobile specific adjustments */
@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-da-ga__hero-section {
    padding-top: 10px !important; /* Small top padding, not --header-offset */
    padding-bottom: 20px;
  }
  .page-da-ga__hero-content {
    position: static;
    transform: none;
    padding: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    background-color: rgba(47, 107, 255, 0.8); /* Dark overlay for text readability */
    border-radius: 0;
    margin-top: 20px;
  }
  .page-da-ga__hero-image {
    filter: brightness(0.8); /* Slightly less bright when content is static below */
  }
  .page-da-ga__main-title {
    font-size: 2.2em !important;
    margin-bottom: 10px;
  }
  .page-da-ga__description {
    font-size: 1em !important;
    margin-bottom: 20px;
  }
  .page-da-ga__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding-left: 15px;
    padding-right: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  .page-da-ga__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px !important;
    font-size: 1em !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 */
  .page-da-ga__article-wrap {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-da-ga__section {
    padding: 25px 0 !important;
    margin-bottom: 15px;
  }
  .page-da-ga__section-title {
    font-size: 1.8em !important;
    margin-bottom: 20px;
    padding: 0 10px;
  }
  .page-da-ga__sub-title {
    font-size: 1.4em !important;
    margin-top: 20px;
    margin-bottom: 10px;
    padding: 0 10px;
  }
  .page-da-ga p, .page-da-ga__list {
    font-size: 0.9em !important;
    padding: 0 10px;
  }
  .page-da-ga__list {
    margin-left: 30px;
  }

  /* 3. 通用图片与 figure */
  .page-da-ga img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-da-ga__figure {
    padding: 0 10px;
    margin: 20px auto;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-da-ga__figcaption {
    font-size: 0.85em !important;
  }

  /* 4. 按钮与按钮容器 (already covered in top section CTA, but reinforce for general) */
  .page-da-ga__btn {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-da-ga__cta-buttons,
  .page-da-ga__button-group,
  .page-da-ga__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column; /* Ensure vertical stacking for multiple buttons */
  }

  /* 5. FAQ 区块 */
  .page-da-ga__faq-list {
    padding: 0 10px;
  }
  .page-da-ga__faq-item {
    margin-bottom: 10px;
  }
  .page-da-ga__faq-question {
    font-size: 0.95em !important;
    padding: 10px 15px;
  }
  .page-da-ga__faq-answer {
    padding: 10px 15px;
    font-size: 0.85em !important;
  }

  .page-da-ga__copyright-info {
    padding: 15px;
    font-size: 0.8em;
    margin-top: 20px;
  }
}