:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --card-bg: #FFFFFF;
  --background-color: #F4F7FB;
  --text-main: #1F2D3D;
  --text-custom-black: #000000;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
}

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

.page-blog__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-blog__section-title {
  font-size: 2.5em;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog__section-subtitle {
  font-size: 1.1em;
  color: #555;
  text-align: center;
  margin-bottom: 40px;
}

.page-blog__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
  padding-bottom: 60px;
  background: var(--primary-color);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height to prevent excessive image size */
  overflow: hidden;
  margin-bottom: 30px;
}

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

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 0 20px;
}

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

.page-blog__hero-description {
  font-size: 1.15em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-blog__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Break long words */
  box-sizing: border-box;
  max-width: 100%;
}

.page-blog__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: none;
}

.page-blog__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-secondary {
  background: #ffffff;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

.page-blog__latest-articles,
.page-blog__content-section,
.page-blog__featured-topics,
.page-blog__news-promotions,
.page-blog__why-follow,
.page-blog__cta-section,
.page-blog__faq-section {
  padding: 60px 0;
}

.page-blog__light-bg {
  background-color: var(--background-color);
  color: var(--text-main);
}

.page-blog__dark-section {
  background-color: var(--primary-color);
  color: #ffffff;
}

.page-blog__dark-section .page-blog__section-title,
.page-blog__dark-section .page-blog__section-subtitle,
.page-blog__dark-section h3,
.page-blog__dark-section p,
.page-blog__dark-section li {
  color: #ffffff;
}

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

.page-blog__article-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-main);
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

.page-blog__article-content {
  padding: 25px;
}

.page-blog__article-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  line-height: 1.3;
  font-weight: bold;
}

.page-blog__article-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-blog__article-title a:hover {
  color: var(--primary-color);
}

.page-blog__article-meta {
  font-size: 0.9em;
  color: #777;
  margin-bottom: 15px;
}

.page-blog__article-excerpt {
  font-size: 1em;
  color: #555;
  margin-bottom: 20px;
}

.page-blog__read-more {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

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

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

.page-blog__text-block {
  max-width: 900px;
  margin: 0 auto;
  font-size: 1.1em;
  line-height: 1.8;
}

.page-blog__text-block h2,
.page-blog__text-block h3 {
  color: inherit;
}

.page-blog__text-block p {
  margin-bottom: 20px;
}

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

.page-blog__topic-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  color: var(--text-main);
  padding-bottom: 20px;
}

.page-blog__topic-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  margin-bottom: 15px;
}

.page-blog__topic-content {
  padding: 0 25px;
}

.page-blog__topic-content h3 {
  font-size: 1.3em;
  margin-bottom: 15px;
  font-weight: bold;
  color: var(--text-main);
}

.page-blog__topic-content ul {
  list-style: disc inside;
  margin-bottom: 20px;
  padding-left: 20px;
  color: #555;
}

.page-blog__topic-content li {
  margin-bottom: 8px;
}

.page-blog__why-follow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  text-align: center;
}

.page-blog__why-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 30px;
  color: var(--text-main);
}

.page-blog__why-image {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin: 0 auto 20px auto;
  display: block;
}

.page-blog__why-item h3 {
  font-size: 1.3em;
  margin-bottom: 15px;
  font-weight: bold;
  color: var(--text-main);
}

.page-blog__why-item p {
  font-size: 1em;
  color: #555;
}

.page-blog__cta-section .page-blog__cta-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.page-blog__cta-section .page-blog__cta-content p {
  font-size: 1.1em;
  margin-bottom: 25px;
}

.page-blog__cta-section .page-blog__cta-content a {
  color: #ffffff;
  text-decoration: underline;
}

.page-blog__cta-section .page-blog__cta-content a:hover {
  text-decoration: none;
}

.page-blog__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.page-blog__faq-item {
  background-color: var(--card-bg);
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  color: var(--text-main);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  color: var(--text-main);
  list-style: none; /* For details/summary */
}

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

.page-blog__faq-item[open] .page-blog__faq-toggle {
  content: '−';
}

.page-blog__faq-qtext {
  flex-grow: 1;
  pointer-events: none; /* Prevent summary click from being captured by span */
}

.page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  pointer-events: none; /* Prevent summary click from being captured by span */
}

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  color: #555;
  line-height: 1.7;
}

/* General image responsiveness */
.page-blog img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries for Responsive Design */
@media (max-width: 1024px) {
  .page-blog__hero-description {
    font-size: 1.05em;
  }

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

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

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-blog__hero-section {
    padding-top: 10px !important; /* Small top padding, body handles --header-offset */
    padding-bottom: 40px;
  }

  .page-blog__hero-image-wrapper {
    max-height: 400px;
  }

  .page-blog__main-title {
    font-size: clamp(1.8em, 8vw, 2.5em);
  }

  .page-blog__hero-description {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
  }

  /* 按钮与按钮容器 */
  .page-blog__cta-button,
  .page-blog__btn-primary,
  .page-blog__btn-secondary,
  .page-blog a[class*="button"],
  .page-blog 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-left: 15px !important;
    padding-right: 15px !important;
  }

  .page-blog__cta-buttons,
  .page-blog__button-group,
  .page-blog__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
  }

  /* 其他内容模块 */
  .page-blog__section-title {
    font-size: 1.8em;
  }

  .page-blog__section-subtitle {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-blog__latest-articles,
  .page-blog__content-section,
  .page-blog__featured-topics,
  .page-blog__news-promotions,
  .page-blog__why-follow,
  .page-blog__cta-section,
  .page-blog__faq-section {
    padding: 40px 0;
  }

  .page-blog__container {
    padding: 0 15px;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
  }

  /* 通用图片与容器 */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__article-card,
  .page-blog__topic-card,
  .page-blog__why-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog__article-grid,
  .page-blog__topic-grid,
  .page-blog__why-follow-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-blog__article-image {
    height: 180px;
  }

  .page-blog__article-content,
  .page-blog__topic-content,
  .page-blog__why-item {
    padding: 20px 15px;
  }

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

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

  .page-blog__text-block {
    font-size: 1em;
  }
}