/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không thêm vào đây */

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

.page-blog__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px 60px 20px; /* Nhỏ top padding, lớn bottom padding */
  text-align: center;
  overflow: hidden;
  box-sizing: border-box;
}

.page-blog__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.page-blog__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Làm tối ảnh để text nổi bật */
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  color: var(--text-main);
  padding: 20px;
}

.page-blog__main-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Sử dụng clamp cho responsive font-size */
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-blog__lead-paragraph {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

.page-blog__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
  text-align: center;
}

.page-blog__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: var(--text-main);
  border: none;
}

.page-blog__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-blog__btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--border);
}

.page-blog__btn-secondary:hover {
  background: var(--border);
  transform: translateY(-2px);
}

.page-blog__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

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

.page-blog__section-title {
  font-size: 2.2em;
  color: var(--gold);
  margin-top: 40px;
  margin-bottom: 25px;
  font-weight: 600;
  text-align: center;
}

.page-blog__sub-title {
  font-size: 1.6em;
  color: var(--text-main);
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 500;
}

.page-blog p {
  margin-bottom: 15px;
  color: var(--text-secondary);
}

.page-blog__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  margin: 30px 0;
  border-radius: 8px;
  object-fit: cover;
}

.page-blog__image-centered {
  display: block;
  margin: 30px auto;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.page-blog__ordered-list,
.page-blog__unordered-list {
  margin-bottom: 15px;
  padding-left: 25px;
  color: var(--text-secondary);
}

.page-blog__ordered-list li,
.page-blog__unordered-list li {
  margin-bottom: 8px;
}

.page-blog__cta-wrapper {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-blog__btn-large {
  padding: 18px 35px;
  font-size: 1.1em;
}

.page-blog__faq-list {
  margin-top: 30px;
}

.page-blog__faq-item {
  background-color: var(--card-b-g);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
  color: var(--text-secondary);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  font-weight: bold;
  color: var(--text-main);
  background-color: var(--deep-green);
  border-bottom: 1px solid var(--border);
}

.page-blog__faq-item[open] .page-blog__faq-question {
  border-bottom: none;
}

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

.page-blog__faq-question .page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  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;
  color: var(--text-secondary);
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-blog__main-title {
    font-size: clamp(2em, 5vw, 3em);
  }

  .page-blog__lead-paragraph {
    font-size: 1.1em;
  }

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

  .page-blog__sub-title {
    font-size: 1.4em;
  }
}

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

  .page-blog__hero-content {
    padding: 15px;
  }

  .page-blog__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em) !important;
  }

  .page-blog__lead-paragraph {
    font-size: 1em;
  }

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

  .page-blog__btn-primary,
  .page-blog__btn-secondary,
  .page-blog__btn-large,
  .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__content-area {
    padding: 20px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__container {
    padding-left: 0;
    padding-right: 0;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__section-title {
    font-size: 1.5em;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  .page-blog__sub-title {
    font-size: 1.2em;
    margin-top: 25px;
    margin-bottom: 10px;
  }

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

  .page-blog__image-full-width,
  .page-blog__image-centered {
    margin: 20px 0;
  }

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

  .page-blog__faq-answer {
    padding: 10px 20px 15px;
  }
}