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

:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-background: #08160F;
  --color-card-bg: #11271B;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-blog {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--color-background); /* Nền chính của trang */
  line-height: 1.6;
}

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

/* Hero Section */
.page-blog__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Nhỏ hơn so với --header-offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--color-background);
  position: relative;
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
}

.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;
  margin-top: 30px;
  padding: 0 20px;
}

.page-blog__main-title {
  color: var(--color-gold);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.4);
}

.page-blog__description {
  color: var(--color-text-secondary);
  font-size: 1.1em;
  margin-bottom: 30px;
}

/* Section Titles */
.page-blog__section-title {
  font-size: 2.5em;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
  text-shadow: 0 0 8px rgba(17, 168, 78, 0.3);
}

/* CTA Buttons */
.page-blog__cta-button {
  display: inline-block;
  background: var(--button-gradient);
  color: #ffffff;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(34, 199, 104, 0.4);
  border: none;
  cursor: pointer;
}

.page-blog__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(34, 199, 104, 0.6);
}

/* Latest Posts Section */
.page-blog__latest-posts-section {
  padding: 60px 0;
  background-color: var(--color-card-bg);
}

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

.page-blog__post-card {
  background-color: var(--color-background);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
  border: 1px solid var(--color-border);
}

.page-blog__post-card:hover {
  transform: translateY(-5px);
}

.page-blog__post-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

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

.page-blog__post-title {
  font-size: 1.4em;
  margin-bottom: 15px;
  line-height: 1.4;
}

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

.page-blog__post-title a:hover {
  color: var(--color-secondary);
}

.page-blog__post-excerpt {
  color: var(--color-text-secondary);
  font-size: 0.95em;
  margin-bottom: 15px;
}

.page-blog__post-date {
  display: block;
  font-size: 0.85em;
  color: var(--color-text-secondary);
  margin-bottom: 15px;
}

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

.page-blog__read-more-button:hover {
  color: var(--color-primary);
}

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

.page-blog__view-all-button {
  display: inline-block;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 25px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.page-blog__view-all-button:hover {
  background-color: var(--color-secondary);
}

/* Video Section */
.page-blog__cta-video-section {
  padding: 80px 0;
  background-color: var(--color-background);
  text-align: center;
}

.page-blog__cta-video-section .page-blog__description {
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-blog__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  background: var(--color-deep-green);
  border-radius: 12px;
  margin-bottom: 40px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.page-blog__video-wrapper .page-blog__video-link {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.page-blog__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
  cursor: pointer;
}

.page-blog__cta-video-button {
  margin-top: 20px;
}

/* FAQ Section */
.page-blog__faq-section {
  padding: 60px 0;
  background-color: var(--color-card-bg);
}

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

.page-blog__faq-item {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-blog__faq-item[open] {
  background-color: var(--color-deep-green);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  list-style: none; /* Remove default marker */
}

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

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

.page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--color-secondary);
}

.page-blog__faq-answer {
  padding: 0 25px 20px;
  color: var(--color-text-secondary);
  font-size: 1em;
  line-height: 1.8;
  border-top: 1px solid var(--color-divider);
  margin-top: -1px; /* Overlap border */
}

.page-blog__faq-item:not([open]) .page-blog__faq-answer {
  display: none; /* Hide content when not open */
}

/* Final CTA Section */
.page-blog__final-cta-section {
  padding: 80px 0;
  text-align: center;
  background-color: var(--color-background);
}

.page-blog__final-cta-section .page-blog__description {
  max-width: 700px;
  margin: 0 auto 40px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog__main-title {
    font-size: 2.8em;
  }
  .page-blog__section-title {
    font-size: 2em;
  }
  .page-blog__post-title {
    font-size: 1.2em;
  }
  .page-blog__post-image {
    height: 180px;
  }
}

@media (max-width: 768px) {
  .page-blog__hero-section {
    padding-bottom: 30px;
  }
  .page-blog__hero-content {
    margin-top: 20px;
  }
  .page-blog__main-title {
    font-size: clamp(2em, 8vw, 2.5em);
    margin-bottom: 15px;
  }
  .page-blog__description {
    font-size: 1em;
    margin-bottom: 25px;
  }
  .page-blog__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-blog__cta-button,
  .page-blog__view-all-button {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-blog__posts-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-blog__post-image {
    height: 200px;
  }
  .page-blog__post-content {
    padding: 20px;
  }
  .page-blog__faq-question {
    font-size: 1em;
    padding: 18px 20px;
  }
  .page-blog__faq-answer {
    padding: 0 20px 15px;
  }

  /* Mobile specific overrides for images, videos, buttons */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-blog__section,
  .page-blog__container,
  .page-blog__card,
  .page-blog__video-wrapper,
  .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;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-blog video,
  .page-blog__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .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;
    padding-right: 15px;
    margin-bottom: 10px; /* Space out stacked buttons */
  }

  .page-blog__cta-buttons {
    flex-direction: column !important;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .page-blog__main-title {
    font-size: clamp(1.8em, 9vw, 2.2em);
  }
  .page-blog__section-title {
    font-size: 1.6em;
  }
  .page-blog__cta-button {
    padding: 10px 20px;
    font-size: 0.95em;
  }
  .page-blog__post-title {
    font-size: 1.1em;
  }
  .page-blog__post-image {
    height: 160px;
  }
}