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

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

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

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

.page-blog__section-spacing {
  padding: 60px 0;
}

.page-blog__section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--page-blog-text-main-color);
  text-align: center;
  margin-bottom: 15px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.page-blog__section-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--page-blog-text-secondary-color);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__card-bg-color {
  background-color: var(--page-blog-card-background-color);
}

/* --- Hero Section --- */
.page-blog__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--page-blog-text-main-color);
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  margin-bottom: 40px;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 200px; /* Ensure minimum size */
}

.page-blog__hero-content {
  text-align: center;
  max-width: 900px;
  padding: 0 20px;
}

.page-blog__hero-title {
  font-size: clamp(36px, 5vw, 56px); /* Using clamp for responsive H1 */
  font-weight: 800;
  color: var(--page-blog-gold-color);
  margin-bottom: 20px;
  line-height: 1.1;
  letter-spacing: -1px;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

.page-blog__hero-description {
  font-size: clamp(18px, 2.5vw, 22px);
  color: var(--page-blog-text-secondary-color);
  margin-bottom: 30px;
}

.page-blog__btn-primary, .page-blog__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  box-sizing: border-box;
  text-align: center;
}

.page-blog__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

.page-blog__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(34, 199, 104, 0.6);
}

.page-blog__btn-secondary {
  background: transparent;
  color: var(--page-blog-primary-color);
  border: 2px solid var(--page-blog-primary-color);
  margin-left: 20px;
}

.page-blog__btn-secondary:hover {
  background: var(--page-blog-primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

/* --- Latest Articles --- */
.page-blog__latest-articles {
  background-color: var(--page-blog-background-color);
}

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

.page-blog__article-card {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--page-blog-border-color);
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.5);
}

.page-blog__article-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  min-height: 200px; /* Ensure minimum size */
}

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

.page-blog__article-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.3;
}

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

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

.page-blog__article-excerpt {
  font-size: 16px;
  color: var(--page-blog-text-secondary-color);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 15px;
  border-top: 1px solid var(--page-blog-divider-color);
}

.page-blog__article-date {
  font-size: 14px;
  color: var(--page-blog-text-secondary-color);
}

.page-blog__read-more {
  font-size: 16px;
  color: var(--page-blog-gold-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-blog__read-more:hover {
  color: #ffffff;
}

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

/* --- Why Choose Section --- */
.page-blog__why-choose {
  background-color: var(--page-blog-deep-green-color);
  color: #ffffff; /* Forced white text for dark background */
}

.page-blog__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__feature-item {
  text-align: center;
  padding: 30px;
  background-color: rgba(17, 39, 27, 0.7); /* Card BG with some transparency */
  border-radius: 12px;
  border: 1px solid var(--page-blog-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__feature-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin-bottom: 20px;
  min-width: 200px; /* Enforce min width */
  min-height: 200px; /* Enforce min height */
  object-fit: contain;
}

.page-blog__feature-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--page-blog-gold-color);
  margin-bottom: 15px;
}

.page-blog__feature-description {
  font-size: 16px;
  color: var(--page-blog-text-secondary-color);
}

.page-blog__long-text {
  font-size: 17px;
  color: var(--page-blog-text-secondary-color);
  margin-top: 50px;
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Promotions CTA --- */
.page-blog__promotions-cta {
  background-color: var(--page-blog-background-color);
}

.page-blog__promotions-image {
  width: 100%;
  height: auto;
  max-height: 450px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 30px;
  min-height: 200px; /* Ensure minimum size */
}

.page-blog__promotions-description {
  font-size: 17px;
  color: var(--page-blog-text-secondary-color);
  text-align: center;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* --- FAQ Section --- */
.page-blog__faq-section {
  background-color: var(--page-blog-card-background-color);
}

.page-blog__faq-list {
  margin-top: 40px;
}

.page-blog__faq-item {
  background-color: var(--page-blog-background-color);
  border: 1px solid var(--page-blog-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--page-blog-text-main-color);
}

.page-blog__faq-item details {
  width: 100%;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 18px;
  font-weight: 600;
  color: var(--page-blog-gold-color);
  cursor: pointer;
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

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

.page-blog__faq-question:hover {
  background-color: rgba(34, 199, 104, 0.1);
}

.page-blog__faq-toggle {
  font-size: 24px;
  line-height: 1;
  color: var(--page-blog-primary-color);
}

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 16px;
  color: var(--page-blog-text-secondary-color);
}

/* --- Final CTA --- */
.page-blog__cta-final {
  background-color: var(--page-blog-deep-green-color);
  color: #ffffff; /* Forced white text for dark background */
}

.page-blog__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .page-blog__hero-title {
    font-size: clamp(32px, 4.5vw, 48px);
  }

  .page-blog__hero-description {
    font-size: clamp(16px, 2.2vw, 20px);
  }

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

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

  .page-blog__section-spacing {
    padding: 40px 0;
  }

  .page-blog__container {
    padding: 0 15px;
  }

  .page-blog__hero-section {
    padding-bottom: 40px;
  }

  .page-blog__hero-image-wrapper {
    max-height: 300px;
    margin-bottom: 30px;
  }

  .page-blog__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
  }

  .page-blog__section-title {
    font-size: clamp(24px, 6vw, 36px);
  }

  .page-blog__section-subtitle {
    font-size: clamp(15px, 3.5vw, 18px);
    margin-bottom: 30px;
  }

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

  .page-blog__article-card {
    margin-bottom: 20px;
  }

  .page-blog__article-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
  }

  .page-blog__card-content {
    padding: 20px;
  }

  .page-blog__article-title {
    font-size: 20px;
  }

  .page-blog__feature-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-blog__feature-item {
    padding: 25px;
  }

  .page-blog__feature-icon {
    min-width: 200px !important;
    min-height: 200px !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog__promotions-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
  }

  .page-blog__faq-question {
    padding: 18px 20px;
    font-size: 17px;
  }

  .page-blog__faq-answer {
    padding: 0 20px 18px 20px;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog__btn-primary, .page-blog__btn-secondary {
    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;
    margin-left: 0 !important; /* Override margin for secondary button */
  }

  /* Ensure all img tags inside .page-blog are responsive */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Ensure all containers with images/buttons/videos are responsive */
  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__hero-section,
  .page-blog__latest-articles,
  .page-blog__why-choose,
  .page-blog__promotions-cta,
  .page-blog__faq-section,
  .page-blog__cta-final,
  .page-blog__article-card,
  .page-blog__feature-item,
  .page-blog__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    /* No horizontal padding here to allow children to use it */
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .page-blog__hero-title {
    font-size: clamp(28px, 7vw, 36px);
  }

  .page-blog__hero-description {
    font-size: clamp(15px, 4vw, 18px);
  }

  .page-blog__btn-primary, .page-blog__btn-secondary {
    padding: 12px 20px;
    font-size: 16px;
  }
}