:root {
  --primary-color: #FF8C1A;
  --secondary-color: #FFA53A;
  --bg-dark: #0D0E12;
  --card-bg: #17191F;
  --text-light: #FFF3E6;
  --border-color: #A84F0C;
  --glow-color: #FFB04D;
  --deep-orange: #D96800;
  --button-gradient: linear-gradient(180deg, #FFA53A 0%, #D96800 100%);
}

.page-blog {
  background-color: var(--bg-dark); /* Using custom background color */
  color: var(--text-light); /* Using custom text color for dark background */
  font-family: Arial, sans-serif;
  line-height: 1.6;
  font-size: 16px;
}

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

.page-blog__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, shared.css handles body padding-top */
  margin-bottom: 40px;
}

.page-blog__hero-image {
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  position: relative;
  overflow: hidden;
  border-radius: 10px;
}

.page-blog__hero-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* Default cover for desktop */
  border-radius: 10px;
}

.page-blog__hero-content {
  text-align: center;
  padding: 40px 20px;
}

.page-blog__main-title {
  font-size: clamp(2.2em, 4vw, 3.5em); /* Responsive H1 font size */
  color: var(--text-light);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.page-blog__description {
  font-size: 1.1em;
  color: var(--text-light);
  margin-bottom: 30px;
  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__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-blog__btn-primary {
  background: var(--button-gradient);
  color: #ffffff; /* White text for contrast */
  border: none;
}

.page-blog__btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.page-blog__btn-secondary {
  background: none;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
}

.page-blog__btn-secondary:hover {
  background: var(--secondary-color);
  color: var(--bg-dark);
}

.page-blog__section-title {
  font-size: clamp(1.8em, 3vw, 2.8em);
  color: var(--text-light);
  text-align: center;
  margin-bottom: 30px;
  font-weight: 700;
  line-height: 1.3;
}

.page-blog__subtitle {
  font-size: 1.1em;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 40px;
}

.page-blog__intro-section {
  padding: 40px 0;
  margin-bottom: 40px;
}

.page-blog__intro-content {
  display: flex;
  align-items: center;
  gap: 40px;
}

.page-blog__intro-text {
  flex: 1;
}

.page-blog__intro-text p {
  margin-bottom: 15px;
  color: var(--text-light);
}

.page-blog__intro-text strong {
  color: var(--secondary-color);
}

.page-blog__intro-image {
  flex: 0 0 500px; /* Fixed width for desktop */
  max-width: 50%;
  border-radius: 10px;
  overflow: hidden;
}

.page-blog__intro-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  min-width: 200px; /* Ensure minimum size */
  min-height: 200px; /* Ensure minimum size */
}

.page-blog__categories-section {
  padding: 40px 0;
  margin-bottom: 40px;
}

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

.page-blog__category-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 25px;
  text-decoration: none;
  color: var(--text-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-height: 350px;
  box-sizing: border-box;
}

.page-blog__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-blog__category-card img {
  width: 100%;
  max-width: 400px; /* Max width for image within card */
  height: auto;
  border-radius: 8px;
  margin-bottom: 15px;
  min-width: 200px;
  min-height: 200px;
  object-fit: cover;
}

.page-blog__card-title {
  font-size: 1.3em;
  color: var(--secondary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog__category-card p {
  font-size: 0.95em;
  color: var(--text-light);
  flex-grow: 1;
}

.page-blog__latest-articles-section {
  padding: 40px 0;
  margin-bottom: 40px;
}

.page-blog__articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-blog__article-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-light);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-blog__article-card img {
  width: 100%;
  height: 220px; /* Fixed height for article images */
  object-fit: cover;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-blog__article-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-blog__article-title {
  font-size: 1.2em;
  color: var(--secondary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

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

.page-blog__article-excerpt {
  font-size: 0.95em;
  color: var(--text-light);
  flex-grow: 1;
}

.page-blog__view-all-button-container {
  text-align: center;
}

.page-blog__faq-section {
  padding: 40px 0;
  margin-bottom: 40px;
}

/* FAQ styles using <details> */
details.page-blog__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
  color: var(--text-light);
}
details.page-blog__faq-item summary.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-blog__faq-item summary.page-blog__faq-question::-webkit-details-marker {
  display: none;
}
details.page-blog__faq-item summary.page-blog__faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}
.page-blog__faq-qtext {
  flex: 1;
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-light);
}
.page-blog__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-blog__faq-item .page-blog__faq-answer {
  padding: 0 20px 20px;
  background: rgba(0, 0, 0, 0.2); /* Slightly darker background for answer */
  border-radius: 0 0 8px 8px;
}

.page-blog__faq-answer p {
  color: var(--text-light);
}

.page-blog__faq-answer a {
  color: var(--secondary-color);
  text-decoration: underline;
}

.page-blog__cta-section {
  padding: 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  margin-bottom: 60px;
}

.page-blog__cta-banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  filter: brightness(0.4); /* Darken image for text readability */
}

.page-blog__cta-content {
  position: relative;
  z-index: 2;
  padding: 40px 20px;
  color: var(--text-light);
}

.page-blog__cta-content .page-blog__section-title {
  color: var(--text-light);
}

.page-blog__cta-content .page-blog__description {
  color: var(--text-light);
  margin-bottom: 40px;
}

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

@media (max-width: 1024px) {
  .page-blog__container {
    padding: 20px 30px;
  }

  .page-blog__intro-content {
    flex-direction: column;
    gap: 30px;
  }

  .page-blog__intro-image {
    max-width: 100%;
    flex: none;
    width: 100%;
  }

  .page-blog__intro-image img {
    max-width: 100%;
  }

  .page-blog__categories-grid,
  .page-blog__articles-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }

  .page-blog__category-card,
  .page-blog__article-card {
    padding: 20px;
  }

  .page-blog__hero-content {
    padding: 30px 20px;
  }

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

  .page-blog__description {
    font-size: 1em;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-blog__hero-section {
    padding-top: 10px; /* Small top padding, shared.css handles body padding-top */
  }

  .page-blog__hero-image img {
    object-fit: contain !important; /* Mobile: contain to prevent cropping */
    aspect-ratio: unset !important; /* Reset aspect ratio for contain */
    position: static; /* Allow image to flow naturally */
    height: auto !important; /* Auto height with max-width 100% */
  }

  .page-blog__hero-image {
    padding-bottom: 0;
    height: auto;
    border-radius: 0;
  }

  .page-blog__hero-content {
    padding: 20px 15px;
  }

  .page-blog__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em); /* More controlled H1 for mobile */
    max-width: 100%;
    line-height: 1.3;
  }

  .page-blog__description {
    font-size: 0.95em;
    max-width: 100%;
  }

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

  .page-blog__container,
  .page-blog__intro-section,
  .page-blog__categories-section,
  .page-blog__latest-articles-section,
  .page-blog__faq-section,
  .page-blog__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog__section-title {
    font-size: clamp(1.5em, 6vw, 2.2em);
    margin-bottom: 20px;
  }

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

  .page-blog__intro-content {
    gap: 20px;
  }

  .page-blog__intro-text p {
    font-size: 0.9em;
  }

  /* 产品展示图区域 (categories-grid acts as a product grid here) */
  .page-blog__categories-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-blog__category-card {
    min-height: unset;
  }

  /* 装饰主标题 + 长文 SEO 区 (articles-grid acts as a long text section) */
  .page-blog__articles-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-blog__article-card img {
     /* Adjust height for mobile */
  }
  .page-blog__article-content {
    padding: 15px;
  }
  .page-blog__article-title {
    font-size: 1.1em;
  }
  .page-blog__article-meta,
  .page-blog__article-excerpt {
    font-size: 0.85em;
  }

  /* 按钮与按钮容器 */
  .page-blog__cta-buttons {
    flex-direction: column; /* Stack buttons vertically on mobile */
    gap: 15px;
  }

  .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: 12px 20px;
    font-size: 1em;
  }

  .page-blog__view-all-button-container .page-blog__btn-secondary {
    width: auto !important;
    max-width: unset !important; /* Allow it to be smaller than 100% if text is short */
    padding-left: 30px;
    padding-right: 30px;
  }

  /* FAQ */
  details.page-blog__faq-item summary.page-blog__faq-question {
    padding: 15px;
  }
  .page-blog__faq-qtext {
    font-size: 1em;
  }
  .page-blog__faq-toggle {
    font-size: 20px;
    width: 24px;
    margin-left: 10px;
  }
  details.page-blog__faq-item .page-blog__faq-answer {
    padding: 0 15px 15px;
  }

  .page-blog__cta-section {
    padding: 40px 15px;
    border-radius: 0;
  }
  .page-blog__cta-content {
    padding: 20px 15px;
  }
}

@media (max-width: 480px) {
  .page-blog__hero-content {
    padding: 15px;
  }
  .page-blog__main-title {
    font-size: clamp(1.6em, 8vw, 2.2em);
  }
  .page-blog__description {
    font-size: 0.9em;
  }
  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    padding: 10px 15px;
    font-size: 0.95em;
  }
  .page-blog__section-title {
    font-size: clamp(1.3em, 7vw, 1.8em);
  }
  .page-blog__subtitle {
    font-size: 0.9em;
  }
  .page-blog__category-card,
  .page-blog__article-card {
    padding: 15px;
  }
  .page-blog__card-title,
  .page-blog__article-title {
    font-size: 1.1em;
  }
  .page-blog__article-meta,
  .page-blog__article-excerpt {
    font-size: 0.8em;
  }
  details.page-blog__faq-item summary.page-blog__faq-question {
    padding: 12px;
  }
  .page-blog__faq-qtext {
    font-size: 0.95em;
  }
  .page-blog__faq-toggle {
    font-size: 18px;
  }
  details.page-blog__faq-item .page-blog__faq-answer {
    padding: 0 12px 12px;
  }
}