/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main hoặc các section đầu tiên. */
.page-blog {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ để không bị trùng với body padding-top */
  background-color: #0A4B2C; /* Deep Green */
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 1920px;
  margin-bottom: 30px;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.page-blog__hero-content {
  max-width: 900px;
  margin-top: 20px;
  z-index: 1; /* Đảm bảo nội dung hiển thị trên ảnh */
}

.page-blog__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: bold;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-blog__intro-text {
  font-size: 1.1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-blog__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  text-align: center;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button color */
  color: #F2FFF6; /* Text Main */
  border: 2px solid transparent;
}

.page-blog__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-blog__btn-secondary {
  background-color: transparent;
  color: #2AD16F; /* Main color for contrast */
  border: 2px solid #2E7A4E; /* Border color */
}

.page-blog__btn-secondary:hover {
  background-color: #2E7A4E;
  color: #F2FFF6;
}

.page-blog__section {
  padding: 60px 20px;
  background-color: #08160F; /* Background */
}

.page-blog__about-blog {
  background-color: #0A4B2C; /* Deep Green */
}

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

.page-blog__section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-blog__sub-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: #F2C14E; /* Gold */
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.page-blog__paragraph {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  text-align: justify;
}

.page-blog__featured-categories {
  background-color: #08160F;
}

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

.page-blog__card {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid #2E7A4E; /* Border color */
}

.page-blog__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.page-blog__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-blog__card-title {
  font-size: 1.3rem;
  font-weight: bold;
  margin: 20px 20px 10px;
  flex-grow: 1;
}

.page-blog__card-title a {
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-blog__card-title a:hover {
  color: #2AD16F; /* Green hover */
}

.page-blog__card-meta {
  font-size: 0.9rem;
  color: #A7D9B8; /* Text Secondary */
  margin: 0 20px 15px;
}

.page-blog__card-excerpt {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  margin: 0 20px 20px;
  flex-grow: 1;
}

.page-blog__btn-text {
  display: inline-block;
  color: #2AD16F; /* Main color */
  text-decoration: none;
  font-weight: bold;
  padding: 0 20px 20px;
  transition: color 0.3s ease;
}

.page-blog__btn-text:hover {
  color: #F2C14E; /* Gold hover */
}

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

.page-blog__faq-section {
  background-color: #0A4B2C; /* Deep Green */
}

.page-blog__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-blog__faq-item {
  background-color: #11271B; /* Card BG */
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #2E7A4E; /* Border color */
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: bold;
  color: #F2FFF6; /* Text Main */
  background-color: #11271B;
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none;   /* Safari */
  -khtml-user-select: none;    /* Konqueror HTML */
  -moz-user-select: none;      /* Old versions of Firefox */
  -ms-user-select: none;       /* Internet Explorer/Edge */
  user-select: none;           /* Non-prefixed version, currently supported by Chrome, Edge, Opera and Firefox */
}

/* Hide default summary marker */
.page-blog__faq-item summary::-webkit-details-marker {
  display: none;
}
.page-blog__faq-item summary {
  list-style: none;
}

.page-blog__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.3s ease;
  color: #2AD16F;
}

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

.page-blog__faq-answer {
  padding: 0 20px 20px;
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  line-height: 1.5;
}

.page-blog__faq-answer p {
  margin-bottom: 10px;
}

.page-blog__faq-answer a {
  color: #2AD16F;
  text-decoration: none;
}

.page-blog__faq-answer a:hover {
  text-decoration: underline;
}

.page-blog__cta-bottom .page-blog__dark-section {
  background-color: #0A4B2C; /* Deep Green */
  padding: 40px;
  border-radius: 12px;
  text-align: center;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .page-blog__hero-content {
    padding: 0 15px;
  }

  .page-blog__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .page-blog__intro-text {
    font-size: 1rem;
  }

  .page-blog__section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
  }

  .page-blog__sub-title {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
  }
}

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

  .page-blog__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-blog__hero-image-wrapper {
    margin-bottom: 20px;
  }

  .page-blog__hero-content {
    margin-top: 10px;
  }

  .page-blog__main-title {
    font-size: 2.2rem;
    margin-bottom: 15px;
  }

  .page-blog__intro-text {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .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__section {
    padding: 30px 15px;
  }

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

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

  .page-blog__sub-title {
    font-size: 1.4rem;
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-blog__paragraph {
    font-size: 0.95rem;
  }

  .page-blog__category-grid,
  .page-blog__article-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .page-blog__card-title {
    font-size: 1.1rem;
    margin: 15px 15px 8px;
  }

  .page-blog__card-meta,
  .page-blog__card-excerpt {
    margin: 0 15px 15px;
  }

  .page-blog__btn-text {
    padding: 0 15px 15px;
  }

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

  .page-blog__faq-answer {
    padding: 0 15px 15px;
    font-size: 0.95rem;
  }

  .page-blog__cta-bottom .page-blog__dark-section {
    padding: 30px 15px;
  }

  /* 移动端图片强制适配 */
  .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 {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}