:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --text-color: #333333;
  --light-gray: #f5f5f5;
  --dark-red: #C30808;
  --yellow-text: #FFFF00;
  --header-offset: 122px;
}

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

/* Hero Section */
.page-tin-tuc__hero-section {
  padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
  padding-bottom: 60px;
  background-color: var(--secondary-color);
}

.page-tin-tuc__hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
  padding: 0 16px;
}

.page-tin-tuc__hero-image {
  flex: 1 1 50%;
  order: 1;
  text-align: center;
}

.page-tin-tuc__hero-side-image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__hero-content {
  flex: 1 1 40%;
  order: 2;
  padding: 20px 0;
}

.page-tin-tuc__hero-title {
  font-size: clamp(2em, 4vw, 2.8em);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

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

.page-tin-tuc__hero-cta-group {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* General Buttons */
.page-tin-tuc__cta-button {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05em;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
  text-align: center;
}

.page-tin-tuc__btn-primary {
  background-color: var(--primary-color);
  color: var(--secondary-color);
  border: 2px solid var(--primary-color);
}

.page-tin-tuc__btn-primary:hover {
  background-color: #005a2d;
  border-color: #005a2d;
}

.page-tin-tuc__btn-secondary {
  background-color: var(--secondary-color);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-tin-tuc__btn-secondary:hover {
  background-color: var(--primary-color);
  color: var(--secondary-color);
}

.page-tin-tuc__btn-register {
  background-color: var(--dark-red);
  color: var(--yellow-text);
  border: 2px solid var(--dark-red);
}

.page-tin-tuc__btn-register:hover {
  background-color: #a00606;
  border-color: #a00606;
}

.page-tin-tuc__btn-login {
  background-color: var(--dark-red);
  color: var(--yellow-text);
  border: 2px solid var(--dark-red);
}

.page-tin-tuc__btn-login:hover {
  background-color: #a00606;
  border-color: #a00606;
}

/* News Section */
.page-tin-tuc__news-section {
  padding: 60px 0;
  background-color: var(--light-gray);
}

.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.page-tin-tuc__section-title {
  font-size: 2.2em;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-tin-tuc__section-description {
  font-size: 1.1em;
  color: var(--text-color);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-tin-tuc__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-tin-tuc__news-card {
  background-color: var(--secondary-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-tin-tuc__news-card-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-tin-tuc__news-image-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.page-tin-tuc__news-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

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

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

.page-tin-tuc__news-meta {
  font-size: 0.9em;
  color: #666;
  margin-bottom: 15px;
}

.page-tin-tuc__news-excerpt {
  font-size: 1em;
  color: var(--text-color);
  flex-grow: 1;
}

.page-tin-tuc__view-all-container {
  text-align: center;
}

.page-tin-tuc__view-all-button {
  margin-top: 20px;
}

/* CTA Banner Section */
.page-tin-tuc__cta-banner {
  padding: 80px 0;
  background-color: var(--primary-color);
  color: var(--secondary-color);
  text-align: center;
}

.page-tin-tuc__cta-title {
  font-size: 2.5em;
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.page-tin-tuc__cta-description {
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 40px;
}

.page-tin-tuc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}


/* Responsive Styles */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-container {
    flex-direction: column;
    text-align: center;
  }
  .page-tin-tuc__hero-image,
  .page-tin-tuc__hero-content {
    flex: 1 1 100%;
    order: unset;
  }
  .page-tin-tuc__hero-content {
    padding-top: 0;
  }
  .page-tin-tuc__hero-cta-group {
    justify-content: center;
  }
  .page-tin-tuc__news-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-tin-tuc__section-title {
    font-size: 2em;
  }
  .page-tin-tuc__cta-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  /* HERO Section */
  .page-tin-tuc__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }
  .page-tin-tuc__hero-container {
    padding: 0 15px;
    gap: 20px;
  }
  .page-tin-tuc__hero-title {
    font-size: clamp(1.8em, 8vw, 2.2em);
    margin-bottom: 15px;
  }
  .page-tin-tuc__hero-description {
    font-size: 1em;
    margin-bottom: 25px;
  }
  .page-tin-tuc__hero-cta-group {
    flex-direction: column;
    gap: 10px;
  }

  /* General Images */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block;
  }

  /* Image Containers */
  .page-tin-tuc__news-image-wrapper,
  .page-tin-tuc__container,
  .page-tin-tuc__hero-section,
  .page-tin-tuc__news-section,
  .page-tin-tuc__cta-banner,
  .page-tin-tuc__news-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden; /* Prevent horizontal scroll */
  }
  .page-tin-tuc__news-image-wrapper {
    height: 180px;
    padding-left: 0;
    padding-right: 0;
  }

  /* Buttons */
  .page-tin-tuc__cta-button,
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc a[class*="button"],
  .page-tin-tuc 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-tin-tuc__hero-cta-group,
  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* News Section */
  .page-tin-tuc__news-section {
    padding: 30px 0;
  }
  .page-tin-tuc__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }
  .page-tin-tuc__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .page-tin-tuc__news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-tin-tuc__news-title {
    font-size: 1.2em;
  }
  .page-tin-tuc__news-meta {
    font-size: 0.85em;
  }
  .page-tin-tuc__news-excerpt {
    font-size: 0.9em;
  }

  /* CTA Banner Section */
  .page-tin-tuc__cta-banner {
    padding: 50px 0;
  }
  .page-tin-tuc__cta-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }
  .page-tin-tuc__cta-description {
    font-size: 1em;
    margin-bottom: 30px;
  }
}

/* Color Contrast Enforcement */
.page-tin-tuc__light-bg {
  background-color: var(--secondary-color);
  color: var(--text-color);
}

.page-tin-tuc__dark-bg {
  background-color: var(--primary-color);
  color: var(--secondary-color);
}

/* Ensure no filter is used on images */
.page-tin-tuc img {
  filter: none;
}