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

.page-tin-tuc {
  font-family: Arial, sans-serif;
  color: var(--text-main); /* Ensure light text on dark body background */
  background-color: var(--deep-navy); /* From shared.css, but for consistency */
}

.page-tin-tuc__hero-section {
  padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
  padding-bottom: 60px;
  background-color: var(--deep-navy);
}

.page-tin-tuc__hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 20px;
}

.page-tin-tuc__hero-content {
  flex: 1 1 45%;
  min-width: 300px;
  text-align: left;
}

.page-tin-tuc__hero-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--gold-color);
}

.page-tin-tuc__hero-description {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

.page-tin-tuc__hero-cta-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.page-tin-tuc__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-tin-tuc__cta-button--primary {
  background: var(--button-gradient);
  color: var(--text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__cta-button--primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-tin-tuc__cta-button--secondary {
  background: transparent;
  color: var(--gold-color);
  border: 2px solid var(--gold-color);
}

.page-tin-tuc__cta-button--secondary:hover {
  background-color: rgba(242, 193, 78, 0.1);
  transform: translateY(-2px);
}

.page-tin-tuc__hero-image {
  flex: 1 1 45%;
  min-width: 300px;
  text-align: center;
}

.page-tin-tuc__hero-main-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  display: block;
  margin: 0 auto;
}

.page-tin-tuc__news-list-section {
  padding: 60px 0;
  background-color: var(--deep-navy);
}

.page-tin-tuc__news-list-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-tin-tuc__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 50px;
  color: var(--gold-color);
}

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

.page-tin-tuc__news-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__news-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-tin-tuc__news-card-thumbnail {
  width: 100%;
  height: 225px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-tin-tuc__news-card-content {
  padding: 20px;
}

.page-tin-tuc__news-card-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-main);
  line-height: 1.4;
}

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

.page-tin-tuc__news-card-excerpt {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.page-tin-tuc__view-all-button-container {
  text-align: center;
  margin-top: 50px;
}

.page-tin-tuc__cta-banner {
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  padding: 80px 20px;
  text-align: center;
}

.page-tin-tuc__cta-banner-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-tin-tuc__cta-banner-title {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 25px;
  line-height: 1.2;
}

.page-tin-tuc__cta-banner-description {
  font-size: 1.2rem;
  color: var(--text-main);
  margin-bottom: 40px;
  line-height: 1.6;
}

/* General image responsive styles */
.page-tin-tuc img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Mobile responsive styles */
@media (max-width: 768px) {
  .page-tin-tuc {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-tin-tuc__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-tin-tuc__hero-container {
    flex-direction: column;
    padding: 15px;
    gap: 30px;
  }

  .page-tin-tuc__hero-content {
    text-align: center;
  }

  .page-tin-tuc__hero-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .page-tin-tuc__hero-description {
    font-size: 1rem;
  }

  .page-tin-tuc__hero-cta-group {
    flex-direction: column;
    gap: 15px;
  }

  .page-tin-tuc__cta-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-tin-tuc__news-list-section {
    padding: 40px 0;
  }

  .page-tin-tuc__news-list-container {
    padding: 0 15px;
  }

  .page-tin-tuc__section-title {
    font-size: 2rem;
    margin-bottom: 30px;
  }

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

  .page-tin-tuc__news-card-thumbnail {
    height: 180px; /* Adjust height for mobile */
  }

  .page-tin-tuc__news-card-title {
    font-size: 1.1rem;
  }

  .page-tin-tuc__news-card-excerpt {
    font-size: 0.9rem;
  }

  .page-tin-tuc__view-all-button-container {
    margin-top: 30px;
  }

  .page-tin-tuc__cta-banner {
    padding: 60px 15px;
  }

  .page-tin-tuc__cta-banner-title {
    font-size: 2rem;
  }

  .page-tin-tuc__cta-banner-description {
    font-size: 1rem;
  }

  /* Generic image rules for mobile */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-tin-tuc__news-card-thumbnail {
    height: auto !important; /* Allow auto height for news thumbnails to prevent distortion */
    aspect-ratio: 16 / 9; /* Maintain aspect ratio */
    object-fit: cover;
  }

  /* Container rules for mobile */
  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__container,
  .page-tin-tuc__hero-container,
  .page-tin-tuc__news-list-container,
  .page-tin-tuc__cta-banner-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* No game tabs or icon boxes on this page, so no specific media queries for them. */
}