/* style/blog.css */
/* body đã có padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */

:root {
  --vabet-primary-color: #11A84E;
  --vabet-secondary-color: #22C768;
  --vabet-card-bg: #11271B;
  --vabet-background: #08160F;
  --vabet-text-main: #F2FFF6;
  --vabet-text-secondary: #A7D9B8;
  --vabet-border-color: #2E7A4E;
  --vabet-glow-color: #57E38D;
  --vabet-gold-color: #F2C14E;
  --vabet-divider-color: #1E3A2A;
  --vabet-deep-green: #0A4B2C;
}

.page-blog {
  font-family: 'Arial', sans-serif;
  color: var(--vabet-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--vabet-background);
}

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

/* Hero Section */
.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0;
  background-color: var(--vabet-background);
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

.page-blog__hero-content {
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--vabet-gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

.page-blog__hero-description {
  font-size: 1.1rem;
  color: var(--vabet-text-secondary);
  margin-bottom: 30px;
  line-height: 1.6;
}

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

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal; /* Cho phép chữ xuống dòng */
  word-wrap: break-word; /* Cho phép chữ xuống dòng */
  max-width: 100%;
}

.page-blog__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: var(--vabet-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-blog__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
  transform: translateY(-2px);
}

.page-blog__btn-secondary {
  background-color: transparent;
  color: var(--vabet-glow-color);
  border: 2px solid var(--vabet-glow-color);
  box-shadow: 0 4px 10px rgba(87, 227, 141, 0.2);
}

.page-blog__btn-secondary:hover {
  background-color: var(--vabet-glow-color);
  color: var(--vabet-background);
  box-shadow: 0 6px 15px rgba(87, 227, 141, 0.4);
  transform: translateY(-2px);
}

/* Sections General */
.page-blog__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--vabet-gold-color);
}

.page-blog__sub-title {
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
  font-weight: 600;
  color: var(--vabet-glow-color);
  margin-top: 40px;
  margin-bottom: 20px;
}

.page-blog__text-content p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--vabet-text-secondary);
  margin-bottom: 15px;
}

.page-blog__text-content ul {
  list-style: disc inside;
  margin-left: 20px;
  margin-bottom: 20px;
}

.page-blog__text-content ul li {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--vabet-text-secondary);
  margin-bottom: 8px;
}

.page-blog__content-image {
  width: 100%;
  height: auto;
  max-width: 800px;
  display: block;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

/* Latest Articles Section */
.page-blog__latest-articles {
  padding: 80px 0;
  background-color: var(--vabet-card-bg);
}

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

.page-blog__article-card {
  background-color: var(--vabet-background);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  min-height: 450px;
}

.page-blog__article-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-blog__article-image-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.page-blog__article-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

.page-blog__article-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-blog__article-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

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

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

.page-blog__article-meta {
  font-size: 0.9rem;
  color: var(--vabet-text-secondary);
  margin-bottom: 15px;
}

.page-blog__article-excerpt {
  font-size: 1rem;
  color: var(--vabet-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__read-more {
  display: inline-block;
  color: var(--vabet-glow-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-blog__read-more:hover {
  color: var(--vabet-gold-color);
}

.page-blog__view-all-button-wrapper {
  text-align: center;
  margin-top: 50px;
}

/* Vabet Insights Section */
.page-blog__insights-section {
  padding: 80px 0;
  background-color: var(--vabet-background);
}

/* Tips & Guides Section */
.page-blog__tips-guides {
  padding: 80px 0;
  background-color: var(--vabet-card-bg);
}

.page-blog__tip-list {
  list-style: none;
  padding: 0;
}

.page-blog__tip-list li {
  background-color: var(--vabet-background);
  border-left: 5px solid var(--vabet-primary-color);
  margin-bottom: 15px;
  padding: 15px 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  color: var(--vabet-text-secondary);
  font-size: 1rem;
}

.page-blog__tip-list li strong {
  color: var(--vabet-text-main);
  font-weight: 700;
}

/* FAQ Section */
.page-blog__faq-section {
  padding: 80px 0;
  background-color: var(--vabet-background);
}

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

.page-blog__faq-item {
  background-color: var(--vabet-card-bg);
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--vabet-text-main);
  background-color: var(--vabet-deep-green);
  border-bottom: 1px solid var(--vabet-divider-color);
  list-style: none; /* For details/summary default marker */
}

.page-blog__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for webkit */
}

.page-blog__faq-question .page-blog__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  color: var(--vabet-glow-color);
  transition: transform 0.3s ease;
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
  transform: rotate(45deg); /* Rotate for 'x' effect */
}

.page-blog__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--vabet-text-secondary);
  background-color: var(--vabet-card-bg);
  border-top: 1px solid var(--vabet-divider-color);
}

/* Bottom CTA Section */
.page-blog__cta-bottom-section {
  padding: 80px 0;
  text-align: center;
  background-color: var(--vabet-card-bg);
}

.page-blog__cta-bottom-section .page-blog__cta-description {
  max-width: 700px;
  margin: 0 auto 40px auto;
  font-size: 1.1rem;
  color: var(--vabet-text-secondary);
  line-height: 1.6;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog__hero-image-wrapper {
    max-height: 400px;
  }
  .page-blog__article-card {
    min-height: 400px;
  }
}

@media (max-width: 768px) {
  .page-blog__hero-section {
    padding: 10px 0 40px 0;
  }
  .page-blog__hero-image-wrapper {
    max-height: 300px;
  }
  .page-blog__main-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
  }
  .page-blog__hero-description {
    font-size: 1rem;
    margin-bottom: 25px;
  }
  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-blog__latest-articles,
  .page-blog__insights-section,
  .page-blog__tips-guides,
  .page-blog__faq-section,
  .page-blog__cta-bottom-section {
    padding: 50px 0;
  }

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

  .page-blog__section-title {
    font-size: 2rem;
    margin-bottom: 30px;
  }
  .page-blog__sub-title {
    font-size: 1.6rem;
    margin-top: 30px;
    margin-bottom: 15px;
  }
  .page-blog__text-content p,
  .page-blog__text-content ul li {
    font-size: 0.95rem;
  }

  .page-blog__articles-grid {
    grid-template-columns: 1fr;
  }
  .page-blog__article-card {
    min-height: auto;
  }
  .page-blog__article-title {
    font-size: 1.2rem;
  }
  .page-blog__article-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-blog__content-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-blog__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-blog__faq-answer {
    padding: 15px 20px;
    font-size: 0.95rem;
  }

  /* Ensure all images are responsive on mobile */
  .page-blog img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Ensure all video elements are responsive on mobile (if any) */
  .page-blog video,
  .page-blog__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-blog__video-section,
  .page-blog__video-container,
  .page-blog__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-blog__video-section {
    padding-top: 10px !important; /* body đã承担 --header-offset，此处禁止 var(--header-offset) */
  }
}

@media (max-width: 480px) {
  .page-blog__main-title {
    font-size: 2rem;
  }
  .page-blog__section-title {
    font-size: 1.8rem;
  }
  .page-blog__sub-title {
    font-size: 1.4rem;
  }
  .page-blog__article-title {
    font-size: 1.1rem;
  }
  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    font-size: 0.95rem;
    padding: 10px 15px;
  }
}

/* Color Contrast Classes (for safety, though main styling handles this) */
.page-blog__dark-section {
  background-color: var(--vabet-background);
  color: var(--vabet-text-main);
}

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

.page-blog__text-contrast-fix {
  color: #F2FFF6 !important; /* Force light text on dark backgrounds */
  text-shadow: none !important;
}