.page-blog {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main, #1F2D3D);
  background-color: var(--background, #F4F7FB);
}

.page-blog__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding-bottom: 40px; /* Space below content before next section */
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for hero image */
  overflow: hidden;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-blog__hero-content {
  max-width: 900px;
  margin: 20px auto 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
  color: #ffffff; /* Text on brand color background */
}

.page-blog__main-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Responsive font size for H1 */
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
  margin-bottom: 20px;
}

.page-blog__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #f0f0f0;
}

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

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

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

.page-blog__btn--primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(47, 107, 255, 0.3);
}

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

.page-blog__btn--secondary:hover {
  background: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(47, 107, 255, 0.1);
}

.page-blog__section {
  padding: 40px 20px;
  margin-bottom: 20px;
}

.page-blog__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 40px 20px;
  background-color: var(--card-bg, #FFFFFF);
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.page-blog__section-title {
  font-size: clamp(1.8em, 3vw, 2.5em);
  font-weight: 700;
  color: var(--text-main, #1F2D3D);
  text-align: center;
  margin-bottom: 30px;
}

.page-blog__sub-title {
  font-size: clamp(1.4em, 2.5vw, 2em);
  font-weight: 600;
  color: var(--text-main, #1F2D3D);
  margin-top: 30px;
  margin-bottom: 20px;
}

.page-blog p {
  margin-bottom: 15px;
  color: var(--text-main, #1F2D3D);
}

.page-blog a {
  color: #2F6BFF;
  text-decoration: none;
}

.page-blog a:hover {
  text-decoration: underline;
}

.page-blog__figure {
  margin: 30px 0;
  text-align: center;
}

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

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

.page-blog__articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.page-blog__article-card {
  background-color: var(--card-bg, #FFFFFF);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
}

.page-blog__card-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-blog__card-title {
  font-size: 1.25em;
  font-weight: 600;
  color: var(--text-main, #1F2D3D);
  padding: 15px 15px 10px 15px;
  flex-grow: 1;
}

.page-blog__card-title a {
  color: inherit;
  text-decoration: none;
}

.page-blog__card-title a:hover {
  text-decoration: underline;
}

.page-blog__card-excerpt {
  font-size: 0.95em;
  color: #555;
  padding: 0 15px 15px 15px;
}

.page-blog__read-more {
  display: inline-block;
  color: #2F6BFF;
  font-weight: 600;
  padding: 0 15px 15px 15px;
  text-decoration: none;
}

.page-blog__read-more:hover {
  text-decoration: underline;
}

.page-blog__view-all-wrapper {
  text-align: center;
  margin-top: 40px;
}

.page-blog__dark-bg {
  background-color: #2F6BFF;
  color: #ffffff;
}

.page-blog__dark-bg .page-blog__section-title,
.page-blog__dark-bg .page-blog__sub-title {
  color: #ffffff;
}

.page-blog__dark-bg .page-blog p,
.page-blog__dark-bg .page-blog li {
  color: #f0f0f0;
}

.page-blog__dark-bg .page-blog a {
  color: #6FA3FF;
}

.page-blog__faq-section {
  background-color: #2F6BFF; /* Consistent with dark-bg */
  color: #ffffff;
  padding: 60px 20px;
  border-radius: 10px;
  margin: 40px auto;
  max-width: 1150px;
}

.page-blog__faq-list {
  max-width: 800px;
  margin: 30px auto 0 auto;
}

.page-blog__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: background-color 0.3s ease;
}

.page-blog__faq-item[open] {
  background-color: rgba(255, 255, 255, 0.2);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-weight: 600;
  font-size: 1.1em;
  cursor: pointer;
  color: #ffffff;
  list-style: none;
}

.page-blog__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog__faq-toggle {
  font-size: 1.5em;
  transition: transform 0.3s ease;
}

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

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 0.95em;
  color: #f0f0f0;
}

.page-blog__call-to-action {
  text-align: center;
  padding: 60px 20px;
  background-color: var(--background, #F4F7FB);
}

.page-blog__call-to-action .page-blog__description {
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--text-main, #1F2D3D);
}

/* --- Media Queries --- */

/* Tablet */
@media (max-width: 1024px) {
  .page-blog__hero-content {
    padding: 0 40px;
  }

  .page-blog__main-title {
    font-size: 3em;
  }

  .page-blog__section-title {
    font-size: 2em;
  }

  .page-blog__article-wrap {
    padding: 30px 25px;
  }

  .page-blog__articles-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .page-blog__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-blog__faq-answer {
    padding: 0 20px 15px 20px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .page-blog {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-blog__hero-section {
    padding-top: 10px !important; /* Small top padding, not var(--header-offset) */
    padding-bottom: 30px;
  }

  .page-blog__hero-content {
    padding: 0 15px;
  }

  .page-blog__main-title {
    font-size: 2.2em !important;
    margin-bottom: 15px;
  }

  .page-blog__description {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-blog__cta-buttons {
    flex-direction: column !important;
    gap: 10px;
    padding: 0 15px;
  }

  .page-blog__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;
  }

  /* 2. 单栏长文容器 */
  .page-blog__article-wrap,
  .page-blog__faq-section,
  .page-blog__call-to-action {
    padding: 30px 15px !important;
    margin: 20px auto !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__section-title {
    font-size: 1.8em !important;
    margin-bottom: 25px;
  }

  .page-blog__sub-title {
    font-size: 1.3em !important;
    margin-top: 25px;
    margin-bottom: 15px;
  }

  /* 3. 通用图片与 figure */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-blog__figure {
    margin: 25px 0;
  }

  .page-blog__figcaption {
    font-size: 0.85em;
  }

  .page-blog__articles-grid {
    grid-template-columns: 1fr !important;
    gap: 20px;
  }

  .page-blog__card-image {
    height: 180px; /* Adjust card image height for mobile */
  }

  .page-blog__card-title {
    font-size: 1.1em;
    padding: 10px 15px;
  }

  .page-blog__card-excerpt {
    font-size: 0.9em;
    padding: 0 15px 10px 15px;
  }

  .page-blog__read-more {
    padding: 0 15px 10px 15px;
  }

  .page-blog__view-all-wrapper {
    margin-top: 30px;
  }

  /* 4. 按钮与按钮容器 (already covered in top-section CTA, but ensuring general application) */
  .page-blog__btn-container,
  .page-blog__button-group {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  /* 5. FAQ 区块 */
  .page-blog__faq-list {
    margin-top: 25px;
  }

  .page-blog__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-blog__faq-answer {
    padding: 0 20px 15px 20px;
  }
}