:root {
  --main-color: #11A84E;
  --accent-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --body-bg-custom: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border-color: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green: #0A4B2C;
}

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

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

.page-tin-tuc__top-section {
  padding-top: 10px;
  padding-bottom: 60px;
  text-align: center;
  background-color: var(--deep-green);
  border-bottom: 1px solid var(--divider-color);
}

.page-tin-tuc__main-title {
  font-size: 3.2em;
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__description {
  font-size: 1.2em;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto 40px auto;
}

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

.page-tin-tuc__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-tin-tuc__btn--primary {
  background: var(--button-gradient);
  color: var(--text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-tin-tuc__btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

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

.page-tin-tuc__btn--secondary:hover {
  background: var(--gold-color);
  color: var(--deep-green);
  transform: translateY(-3px);
}

.page-tin-tuc__section {
  padding: 80px 0;
  border-bottom: 1px solid var(--divider-color);
}

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

.page-tin-tuc__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-tin-tuc__section-title {
  font-size: 2.5em;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
  line-height: 1.3;
}

.page-tin-tuc__sub-title {
  font-size: 1.8em;
  color: var(--accent-color);
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-tin-tuc p {
  margin-bottom: 1em;
  color: var(--text-secondary);
  font-size: 1.1em;
}

.page-tin-tuc p a {
  color: var(--gold-color);
  text-decoration: underline;
}

.page-tin-tuc p a:hover {
  color: var(--glow-color);
}

.page-tin-tuc__figure {
  margin: 40px 0;
  text-align: center;
}

.page-tin-tuc__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  display: block;
  margin: 0 auto;
}

.page-tin-tuc__figcaption {
  color: var(--text-secondary);
  font-size: 0.9em;
  margin-top: 15px;
  opacity: 0.8;
}

.page-tin-tuc__list {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 1em;
}

.page-tin-tuc__list-item {
  color: var(--text-secondary);
  margin-bottom: 0.5em;
  font-size: 1.1em;
}

.page-tin-tuc__list-item strong {
  color: var(--text-main);
}

.page-tin-tuc__cta-buttons--center {
  margin-top: 50px;
}

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

.page-tin-tuc__article-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-tin-tuc__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-tin-tuc__card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  padding-bottom: 20px;
}

.page-tin-tuc__card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--divider-color);
}

.page-tin-tuc__card-title {
  font-size: 1.4em;
  color: var(--text-main);
  margin: 20px 20px 10px 20px;
  line-height: 1.4;
  font-weight: 600;
}

.page-tin-tuc__card-excerpt {
  font-size: 0.95em;
  color: var(--text-secondary);
  margin: 0 20px 15px 20px;
}

.page-tin-tuc__card-date {
  display: block;
  font-size: 0.85em;
  color: var(--text-secondary);
  opacity: 0.7;
  margin: 0 20px 20px 20px;
  text-align: right;
}

.page-tin-tuc__faq-list {
  margin-top: 40px;
}

.page-tin-tuc__faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-tin-tuc__faq-question {
  font-size: 1.3em;
  color: var(--text-main);
  padding: 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--deep-green);
  border-bottom: 1px solid var(--divider-color);
}

.page-tin-tuc__faq-item:last-of-type .page-tin-tuc__faq-question {
  border-bottom: none;
}

.page-tin-tuc__faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-tin-tuc__faq-answer p {
  padding-top: 15px;
  padding-bottom: 15px;
  color: var(--text-secondary);
}

/* No JS for FAQ, use details/summary for native accordion if needed, but here it's just text */
/* If using details/summary, would style as: */
/*
.page-tin-tuc details {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
}
.page-tin-tuc summary {
  font-size: 1.3em;
  color: var(--text-main);
  padding: 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--deep-green);
  border-bottom: 1px solid var(--divider-color);
  list-style: none;
}
.page-tin-tuc summary::-webkit-details-marker {
  display: none;
}
.page-tin-tuc details[open] summary {
  border-bottom: 1px solid var(--divider-color);
}
.page-tin-tuc details[open] .page-tin-tuc__faq-answer {
  max-height: fit-content; 
  padding: 0 20px 15px;
}
*/

.page-tin-tuc__section--conclusion {
  text-align: center;
  padding-bottom: 80px;
}

.page-tin-tuc__section--conclusion .page-tin-tuc__section-title {
  margin-bottom: 30px;
}

.page-tin-tuc__section--conclusion p {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-tin-tuc__main-title {
    font-size: 2.8em;
  }
  .page-tin-tuc__description {
    font-size: 1.1em;
  }
  .page-tin-tuc__section-title {
    font-size: 2em;
  }
  .page-tin-tuc__sub-title {
    font-size: 1.6em;
  }
  .page-tin-tuc p, .page-tin-tuc__list-item {
    font-size: 1em;
  }
  .page-tin-tuc__btn {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-tin-tuc__article-grid {
    gap: 20px;
  }
  .page-tin-tuc__card-title {
    font-size: 1.2em;
  }
  .page-tin-tuc__faq-question {
    font-size: 1.2em;
  }
}

@media (max-width: 768px) {
  .page-tin-tuc__top-section {
    padding-top: 10px !important; /* Fixed header spacing */
    padding-bottom: 40px;
  }
  .page-tin-tuc__main-title {
    font-size: 2em !important;
    margin-bottom: 15px;
  }
  .page-tin-tuc__description {
    font-size: 1em !important;
    margin-bottom: 30px;
    padding: 0 15px;
  }
  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  .page-tin-tuc__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 15px 20px !important;
    font-size: 1em !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-tin-tuc__section {
    padding: 50px 0;
  }
  .page-tin-tuc__article-wrap {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-tin-tuc__section-title {
    font-size: 1.8em !important;
    margin-bottom: 30px;
  }
  .page-tin-tuc__sub-title {
    font-size: 1.4em !important;
  }
  .page-tin-tuc p, .page-tin-tuc__list-item {
    font-size: 0.95em !important;
  }

  .page-tin-tuc__image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  .page-tin-tuc__figure {
    margin: 30px 0;
  }

  .page-tin-tuc__article-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-tin-tuc__article-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-tin-tuc__card-image {
    height: 200px;
  }
  .page-tin-tuc__card-title {
    font-size: 1.1em;
    margin: 15px 15px 8px 15px;
  }
  .page-tin-tuc__card-excerpt {
    margin: 0 15px 10px 15px;
  }
  .page-tin-tuc__card-date {
    margin: 0 15px 15px 15px;
  }

  .page-tin-tuc__faq-question {
    font-size: 1.1em !important;
    padding: 15px;
  }
  .page-tin-tuc__faq-answer p {
    padding-top: 10px;
    padding-bottom: 10px;
  }
}