/* 页面主体内容样式 */
.page-blog {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Mặc định chữ màu tối trên nền sáng */
  line-height: 1.6;
  background: #FFFFFF;
}

/* HERO Section */
.page-blog__hero-section {
  position: relative;
  padding-top: 10px; /* Nhỏ hơn so với header offset */
  margin-bottom: 40px;
  background-color: #FFFFFF;
}

.page-blog__hero-image {
  width: 100%;
  height: 600px; /* Chiều cao cố định cho hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-blog__hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* Đảm bảo ảnh phủ đầy đủ khu vực */
  display: block;
}

.page-blog__hero-content {
  max-width: 960px;
  margin: 20px auto 0;
  padding: 0 15px;
  text-align: center;
}

.page-blog__main-title {
  font-size: 2.8em;
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 15px;
  line-height: 1.2;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__subtitle {
  font-size: 1.2em;
  color: #555555;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Common Section Title */
.page-blog__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 30px;
  margin-top: 40px;
  padding: 0 15px;
}

.page-blog__sub-section-title {
  font-size: 1.8em;
  font-weight: 600;
  color: #26A9E0;
  margin-top: 35px;
  margin-bottom: 20px;
  padding: 0 15px;
}

/* Blog Grid */
.page-blog__latest-posts {
  padding: 40px 0;
  background-color: #f9f9f9;
}

.page-blog__blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-blog__blog-card {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-blog__blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-blog__blog-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-blog__blog-card-image {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  overflow: hidden;
}

.page-blog__blog-card-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-blog__blog-date {
  position: absolute;
  top: 15px;
  left: 15px;
  background-color: #26A9E0;
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 5px;
  font-size: 0.9em;
  font-weight: 600;
  z-index: 1;
}

.page-blog__blog-card-body {
  padding: 20px;
  text-align: left;
}

.page-blog__blog-card-title {
  font-size: 1.3em;
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-blog__blog-divider {
  width: 50px;
  height: 3px;
  background-color: #d0d0d0;
  margin: 10px 0;
}

.page-blog__blog-excerpt {
  font-size: 1em;
  color: #666666;
  margin-top: 15px;
}

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

/* Main Content Area */
.page-blog__home-content {
  max-width: 1000px;
  margin: 40px auto 60px;
  padding: 0 15px;
  font-size: 1.1em;
  color: #333333;
}

.page-blog__home-content p {
  margin-bottom: 20px;
}

.page-blog__home-content ul,
.page-blog__home-content ol {
  margin-bottom: 20px;
  padding-left: 25px;
}

.page-blog__home-content li {
  margin-bottom: 10px;
}

.page-blog__image-full-width {
  margin: 30px 0;
  text-align: center;
}

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

.page-blog__image-full-width figcaption {
  font-size: 0.9em;
  color: #777777;
  margin-top: 10px;
}

/* CTA Buttons */
.page-blog__cta-button {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 50px;
  font-size: 1.1em;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog__btn-primary {
  background-color: #26A9E0;
  color: #ffffff;
  border: 2px solid #26A9E0;
}

.page-blog__btn-primary:hover {
  background-color: #1a8cc4;
  border-color: #1a8cc4;
}

.page-blog__btn-secondary {
  background-color: #ffffff;
  color: #26A9E0;
  border: 2px solid #26A9E0;
  margin-left: 20px;
}

.page-blog__btn-secondary:hover {
  background-color: #e0f4ff;
}

.page-blog__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  margin-bottom: 40px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  padding: 0 15px;
}

/* FAQ Section */
.page-blog__faq-list {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 15px;
}

.page-blog__faq-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.page-blog__faq-item[open] .page-blog__faq-question {
  background-color: #f0f8ff;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: #26A9E0;
  cursor: pointer;
  position: relative;
  list-style: none; /* Hide default marker for details */
}

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

.page-blog__faq-qtext {
  flex-grow: 1;
}

.page-blog__faq-toggle {
  font-size: 1.5em;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

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

.page-blog__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1em;
  color: #555555;
  border-top: 1px solid #eee;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog__main-title {
    font-size: 2.4em;
  }
  .page-blog__subtitle {
    font-size: 1.1em;
  }
  .page-blog__blog-grid {
    gap: 20px;
  }
}

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

  .page-blog__hero-section {
    padding-top: 10px !important; /* Ensure small top padding */
  }

  .page-blog__hero-image {
    height: 300px; /* Adjusted height for mobile hero */
  }

  .page-blog__main-title {
    font-size: 2em;
    margin-bottom: 10px;
  }

  .page-blog__subtitle {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-blog__section-title {
    font-size: 1.8em;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  .page-blog__sub-section-title {
    font-size: 1.5em;
    margin-top: 25px;
    margin-bottom: 15px;
  }

  /* Blog Grid - Single Column */
  .page-blog__blog-grid {
    grid-template-columns: 1fr !important;
    gap: 25px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog__blog-card-title {
    font-size: 1.2em;
  }

  .page-blog__blog-date {
    font-size: 0.8em;
    padding: 6px 10px;
  }

  /* Main Content Images */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__home-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Buttons */
  .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: 12px 15px !important;
    margin-left: 0 !important; /* Remove margin for single column */
  }
  
  .page-blog__cta-buttons {
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 15px !important;
    padding-left: 15px;
    padding-right: 15px;
  }

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

  .page-blog__faq-answer {
    padding: 12px 20px 15px;
  }
}

@media (max-width: 480px) {
  .page-blog__hero-image {
    height: 250px;
  }
  .page-blog__main-title {
    font-size: 1.8em;
  }
  .page-blog__subtitle {
    font-size: 0.9em;
  }
  .page-blog__section-title {
    font-size: 1.6em;
  }
  .page-blog__sub-section-title {
    font-size: 1.3em;
  }
}