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

:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-background-dark: #08160F;
  --color-card-background: #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;
  line-height: 1.6;
  color: var(--color-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--color-background-dark);
}

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

.page-blog__section-title {
  font-size: 2.5em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: var(--color-text-main);
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.3);
}

.page-blog__section-title--dark {
  color: #333333; /* Đảm bảo tương phản trên nền sáng */
}

.page-blog__section-subtitle {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  color: var(--color-text-secondary);
}

.page-blog__section-subtitle--dark {
  color: #555555; /* Đảm bảo tương phản trên nền sáng */
}

/* HERO SECTION */
.page-blog__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 10px; /* Nhỏ hơn so với header offset */
  padding-bottom: 60px;
  overflow: hidden;
}

.page-blog__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  filter: brightness(0.5);
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  text-align: center;
  padding: 40px 20px;
  background: rgba(0, 0, 0, 0.5); /* Nền tối để chữ nổi bật */
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.page-blog__hero-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Sử dụng clamp cho kích thước chữ H1 */
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.5px;
}

.page-blog__hero-description {
  font-size: 1.2em;
  color: var(--color-text-main);
  margin-bottom: 30px;
}

.page-blog__hero-button {
  display: inline-block;
  padding: 15px 30px;
  background: var(--button-gradient);
  color: var(--color-text-main);
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__hero-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* LATEST POSTS SECTION */
.page-blog__latest-posts {
  padding: 60px 0;
  background-color: var(--color-background-dark);
}

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

.page-blog__post-card {
  background-color: var(--color-card-background);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

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

.page-blog__post-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block; /* Đảm bảo không có khoảng trắng dưới ảnh */
}

.page-blog__post-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-blog__post-meta {
  font-size: 0.9em;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
}

.page-blog__post-title {
  font-size: 1.4em;
  margin-bottom: 15px;
  font-weight: bold;
  flex-grow: 1;
}

.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-primary);
}

.page-blog__post-excerpt {
  font-size: 1em;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

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

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

.page-blog__pagination {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  gap: 10px;
}

.page-blog__pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-card-background);
  color: var(--color-text-main);
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.page-blog__pagination-link:hover {
  background-color: var(--color-primary);
  color: #fff;
}

.page-blog__pagination-link--active {
  background-color: var(--color-primary);
  color: #fff;
  font-weight: bold;
}

/* CATEGORIES SECTION */
.page-blog__categories {
  padding: 60px 0;
  background-color: #f8f8f8; /* Nền sáng cho phần này */
}

.page-blog__category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
}

.page-blog__category-item {
  display: block;
  padding: 15px 20px;
  background-color: #ffffff;
  color: var(--color-primary);
  text-align: center;
  text-decoration: none;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  border: 1px solid var(--color-border);
}

.page-blog__category-item:hover {
  background-color: var(--color-primary);
  color: #fff;
  transform: translateY(-3px);
}

/* CTA SECTION */
.page-blog__cta-section {
  padding: 80px 0;
  background-color: var(--color-deep-green);
  text-align: center;
}

.page-blog__cta-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.page-blog__cta-content {
  flex: 1;
  max-width: 600px;
  text-align: left;
}

.page-blog__cta-title {
  font-size: 2.2em;
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: bold;
}

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

.page-blog__cta-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap; /* Cho phép xuống dòng trên mobile */
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 5px;
  font-weight: bold;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-blog__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-secondary {
  background: #ffffff;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-blog__btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-blog__cta-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 10px;
  object-fit: cover;
}

/* FAQ SECTION */
.page-blog__faq-section {
  padding: 60px 0;
  background-color: #f8f8f8; /* Nền sáng */
}

.page-blog__faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

.page-blog__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-weight: bold;
  font-size: 1.1em;
  cursor: pointer;
  color: #333333; /* Chữ tối trên nền sáng */
  background-color: #fefefe;
  position: relative;
}

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

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

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

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  color: #555555; /* Chữ tối trên nền sáng */
  border-top: 1px solid #eee;
}

.page-blog__faq-answer p {
  margin: 0;
  padding-top: 15px;
}

/* ABOUT BLOG SECTION */
.page-blog__about-blog {
  padding: 60px 0;
  background-color: var(--color-background-dark);
}

.page-blog__content-wrapper {
  max-width: 900px;
  margin: 0 auto;
  color: var(--color-text-main);
}

.page-blog__content-wrapper p {
  margin-bottom: 1.5em;
  font-size: 1.05em;
  color: var(--color-text-secondary);
}

.page-blog__content-wrapper a {
  color: var(--color-gold);
  text-decoration: underline;
  transition: color 0.3s ease;
}

.page-blog__content-wrapper a:hover {
  color: var(--color-primary);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-blog__hero-content {
    padding: 30px 15px;
  }

  .page-blog__post-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .page-blog__cta-container {
    flex-direction: column;
    text-align: center;
  }

  .page-blog__cta-content {
    text-align: center;
    max-width: 100%;
  }

  .page-blog__cta-image {
    margin-top: 30px;
  }

  .page-blog__cta-buttons {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .page-blog__container {
    padding: 0 15px !important;
  }

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

  .page-blog__hero-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

  .page-blog__hero-description {
    font-size: 1em;
  }

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

  .page-blog__post-grid {
    grid-template-columns: 1fr;
  }

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

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

  .page-blog__cta-title {
    font-size: 1.8em;
  }

  .page-blog__cta-description {
    font-size: 1em;
  }

  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    width: 100% !important;
    max-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__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog__category-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .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__cta-container,
  .page-blog__faq-list,
  .page-blog__about-blog .page-blog__content-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog__hero-section,
  .page-blog__latest-posts,
  .page-blog__categories,
  .page-blog__cta-section,
  .page-blog__faq-section,
  .page-blog__about-blog {
    padding-left: 0;
    padding-right: 0;
  }

  .page-blog__hero-section {
    padding-top: 10px !important;
  }

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

  .page-blog__faq-answer {
    padding: 0 20px 15px 20px;
  }

  .page-blog p,
  .page-blog li {
    font-size: 15px;
    line-height: 1.5;
  }
}