/* style/news.css */
.page-news {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color); /* Sử dụng màu văn bản chính */
  background-color: var(--deep-navy-color); /* Sử dụng màu nền chính */
}

/* Variables from custom colors */
:root {
  --primary-color: #113B7A;
  --secondary-color: #1D5FD1;
  --button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  --card-bg-color: #10233F;
  --text-main-color: #F3F8FF;
  --text-secondary-color: #AFC4E8;
  --border-color: #244D84;
  --glow-color: #4FA8FF;
  --gold-color: #F2C14E;
  --divider-color: #1B3357;
  --deep-navy-color: #08162B;
}

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

.page-news__hero-container {
  position: relative;
  max-width: 1200px;
  width: 100%; /* Ensure full width on desktop before max-width */
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.page-news__hero-image-wrapper {
  width: 100%;
  margin-bottom: 30px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-news__hero-image-wrapper img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

.page-news__hero-content {
  text-align: center;
  width: 100%;
  color: var(--text-main-color);
}

.page-news__main-title {
  font-size: clamp(2.2rem, 4vw, 3rem); /* Use clamp for H1 */
  font-weight: bold;
  color: var(--gold-color); /* Sử dụng màu gold cho tiêu đề chính */
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.5); /* Hiệu ứng phát sáng nhẹ */
}

.page-news__hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary-color);
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-news__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--button-gradient); /* Sử dụng gradient cho nút */
  color: var(--text-main-color);
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: none;
}

.page-news__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  filter: brightness(1.1);
}

/* General Section Styling */
.page-news__section {
  padding: 60px 20px;
  background-color: var(--deep-navy-color);
  color: var(--text-main-color);
  border-bottom: 1px solid var(--divider-color);
}

.page-news__section:last-of-type {
  border-bottom: none;
}

.page-news__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-news__section-title {
  font-size: 2.2rem;
  font-weight: bold;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-news__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--glow-color);
  border-radius: 2px;
}

.page-news__section-description {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-secondary-color);
  margin-bottom: 50px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-news__text-block {
  margin-bottom: 20px;
  font-size: 1rem;
  color: var(--text-secondary-color);
  text-align: justify;
}

.page-news__text-block strong {
  color: var(--gold-color);
}

.page-news__content-image {
  width: 100%;
  height: auto;
  max-width: 800px;
  display: block;
  margin: 30px auto;
  border-radius: 8px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

/* News Grid */
.page-news__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-news__news-card {
  background-color: var(--card-bg-color); /* Sử dụng màu nền card */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color); /* Sử dụng màu border */
}

.page-news__news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.5);
}

.page-news__card-image {
  width: 100%;
  height: 220px; /* Fixed height for consistent card appearance */
  object-fit: cover;
  display: block;
}

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

.page-news__card-title {
  font-size: 1.25rem;
  font-weight: bold;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-news__card-title a {
  color: var(--gold-color); /* Sử dụng màu gold cho tiêu đề card */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-news__card-title a:hover {
  color: var(--glow-color);
}

.page-news__card-meta {
  font-size: 0.9rem;
  color: var(--text-secondary-color);
  margin-bottom: 15px;
}

.page-news__card-text {
  font-size: 1rem;
  color: var(--text-secondary-color);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.page-news__card-link:hover {
  text-decoration: underline;
  color: var(--gold-color);
}

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

.page-news__view-all-button {
  padding: 12px 30px;
  font-size: 1rem;
  border-radius: 6px;
}

/* FAQ Section */
.page-news__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

details.page-news__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background-color: var(--card-bg-color); /* Sử dụng màu nền card */
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

details.page-news__faq-item[open] {
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

details.page-news__faq-item summary.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--text-main-color);
}
details.page-news__faq-item summary.page-news__faq-question::-webkit-details-marker {
  display: none;
}
details.page-news__faq-item summary.page-news__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.05);
}
.page-news__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--gold-color);
}
.page-news__faq-toggle {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--glow-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
  transition: transform 0.3s ease;
}

details.page-news__faq-item[open] .page-news__faq-toggle {
  transform: rotate(45deg); /* Rotate to form an 'X' or diamond shape */
}

details.page-news__faq-item .page-news__faq-answer {
  padding: 0 25px 25px;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 0 0 10px 10px;
  color: var(--text-secondary-color);
  font-size: 1rem;
}

.page-news__faq-answer p {
  margin: 0;
  padding-top: 15px; /* Add padding for text inside answer */
}


/* Floating Buttons */
.page-news__floating-buttons {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 1000;
}

.page-news__floating-button {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  background: var(--button-gradient);
  color: var(--text-main-color);
  text-decoration: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: bold;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
  min-width: 120px;
  text-align: center;
}

.page-news__floating-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  filter: brightness(1.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-news__main-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
  }

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

  .page-news__news-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-news__card-image {
    height: 180px;
  }
}


@media (max-width: 768px) {
  .page-news__hero-section {
    padding-top: 10px !important; /* body handles header offset */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-news__hero-image-wrapper {
    margin-bottom: 20px;
    border-radius: 8px;
  }

  .page-news__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-news__hero-description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-news__cta-button {
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: 6px;
  }

  .page-news__section {
    padding: 40px 15px;
  }

  .page-news__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
    padding-bottom: 10px;
  }

  .page-news__section-title::after {
    width: 60px;
    height: 3px;
  }

  .page-news__section-description,
  .page-news__text-block {
    font-size: 0.95rem;
    text-align: left;
  }

  .page-news__news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-news__card-image {
    height: 200px;
  }

  .page-news__card-title {
    font-size: 1.1rem;
  }
  .page-news__card-content {
    padding: 20px;
  }

  details.page-news__faq-item summary.page-news__faq-question {
    padding: 15px 20px;
  }
  .page-news__faq-qtext {
    font-size: 1rem;
  }
  .page-news__faq-toggle {
    font-size: 1.5rem;
    width: 25px;
  }
  details.page-news__faq-item .page-news__faq-answer {
    padding: 0 20px 20px;
    font-size: 0.95rem;
  }

  /* Mobile image responsiveness */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-news__section,
  .page-news__container,
  .page-news__news-card,
  .page-news__hero-container,
  .page-news__hero-image-wrapper,
  .page-news__hero-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Mobile button responsiveness */
  .page-news__cta-button,
  .page-news__card-link,
  .page-news__view-all-button,
  .page-news__floating-button {
    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-news__button-wrapper {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-news__floating-buttons {
    flex-direction: row;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    border-top: 1px solid var(--border-color);
    background-color: var(--deep-navy-color);
    padding: 10px 15px;
    box-sizing: border-box;
    justify-content: space-around;
    border-radius: 0;
  }
  .page-news__floating-button {
    min-width: unset;
    padding: 10px 15px;
    font-size: 0.9rem;
    flex: 1;
    margin: 0 5px; /* Add some spacing between buttons */
  }
}