/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main hoặc section đầu tiên */

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

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

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

.page-blog__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 15px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

.page-blog__section-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog__description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  text-align: center;
  cursor: pointer;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog__btn-primary {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-blog__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-blog__btn-secondary {
  background-color: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
  box-shadow: 0 2px 10px rgba(242, 193, 78, 0.2);
}

.page-blog__btn-secondary:hover {
  background-color: var(--color-gold);
  color: var(--color-background);
  box-shadow: 0 4px 15px rgba(242, 193, 78, 0.4);
  transform: translateY(-2px);
}

/* Hero Section */
.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  overflow: hidden;
  text-align: center;
  min-height: 500px;
  background-color: var(--color-deep-green);
}

.page-blog__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.page-blog__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}

.page-blog__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--color-gold);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

/* Latest Posts Section */
.page-blog__latest-posts-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

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

.page-blog__post-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-divider);
}

.page-blog__post-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
}

.page-blog__post-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

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

.page-blog__post-title {
  font-size: 1.4rem;
  color: var(--color-gold);
  margin-bottom: 10px;
  line-height: 1.4;
  font-weight: 700;
}

.page-blog__post-excerpt {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-blog__post-date {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  opacity: 0.7;
  margin-top: auto;
}

.page-blog__view-all-wrapper {
  text-align: center;
  margin-top: 60px;
}

/* Featured Article Section */
.page-blog__featured-article-section {
  padding: 80px 0;
  background-color: var(--color-deep-green);
  border-top: 1px solid var(--color-divider);
}

.page-blog__featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-blog__featured-image-wrapper {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-blog__featured-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-blog__featured-content .page-blog__section-title {
  text-align: left;
  margin-bottom: 20px;
}

.page-blog__featured-content .page-blog__description {
  margin-bottom: 25px;
}

.page-blog__featured-list {
  list-style: none;
  padding: 0;
  margin: 25px 0;
}

.page-blog__featured-list li {
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="%232AD16F"><path d="M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z"/></svg>') no-repeat left center;
  background-size: 20px;
  padding-left: 30px;
  margin-bottom: 15px;
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.page-blog__text-main {
  color: var(--color-text-main);
}

/* Why Read Section */
.page-blog__why-read-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

.page-blog__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__benefit-item {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--color-divider);
}

.page-blog__benefit-title {
  font-size: 1.5rem;
  color: var(--color-gold);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-blog__benefit-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* CTA Section */
.page-blog__cta-section {
  padding: 80px 20px;
  background-color: var(--color-deep-green);
  text-align: center;
  border-top: 1px solid var(--color-divider);
}

.page-blog__cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
  max-width: 800px;
}

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

.page-blog__faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-blog__faq-item {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  border: 1px solid var(--color-divider);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--color-text-main);
  cursor: pointer;
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

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

.page-blog__faq-question:hover {
  background-color: rgba(46, 122, 78, 0.2);
}

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

.page-blog__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  /* For details, browser handles expansion */
}

/* Responsive Design */
@media (min-width: 769px) {
  .page-blog__featured-grid {
    grid-template-columns: 1fr 1.5fr;
  }
}

@media (max-width: 768px) {
  .page-blog__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-blog__main-title {
    font-size: 2.2rem;
  }

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

  .page-blog__section-title {
    font-size: 2rem;
  }

  .page-blog__section-subtitle {
    font-size: 0.95rem;
  }

  .page-blog__latest-posts-section,
  .page-blog__featured-article-section,
  .page-blog__why-read-section,
  .page-blog__cta-section,
  .page-blog__faq-section {
    padding: 50px 0;
  }

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

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

  .page-blog__hero-image-wrapper,
  .page-blog__featured-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

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

  /* Buttons responsive */
  .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;
  }

  .page-blog__hero-content a,
  .page-blog__cta-content a {
    width: 100%;
  }

  .page-blog__view-all-wrapper {
    padding: 0 15px;
    box-sizing: border-box;
  }

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

  .page-blog__faq-answer {
    font-size: 0.9rem;
    padding: 0 20px 15px;
  }

  .page-blog__featured-content .page-blog__section-title {
    text-align: center;
  }

  .page-blog__featured-list li {
    font-size: 0.95rem;
  }
}