.page-index {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --accent-color: #d6d604; /* Yellow-green/Lemon Yellow */
  --background-color: #F4F7FB;
  --card-background: #FFFFFF;
  --text-main: #1F2D3D;
  --text-black: #000000;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --dark-background-start: #2d0000;
  --dark-background-end: #0a0909;
  color: var(--text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: var(--background-color);
}

.page-index__hero-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  background-color: var(--dark-background-start);
  padding-top: 10px; /* Small top padding to avoid header overlap */
}

.page-index__slider-wrapper {
  position: relative;
  max-width: 1920px;
  margin: 0 auto;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
}

.page-index__slider-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.page-index__slider-item--active {
  opacity: 1;
}

.page-index__slider-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-index__slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.page-index__slider-dot {
  width: 12px;
  height: 12px;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-index__slider-dot--active {
  background-color: var(--accent-color);
}

.page-index__slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 15px 10px;
  cursor: pointer;
  z-index: 10;
  font-size: 20px;
  border-radius: 5px;
  transition: background-color 0.3s ease;
  min-width: 48px; /* Ensure button minimum size */
  min-height: 48px;
}

.page-index__slider-arrow:hover {
  background-color: rgba(0, 0, 0, 0.7);
}

.page-index__slider-arrow--prev {
  left: 20px;
}

.page-index__slider-arrow--next {
  right: 20px;
}

.page-index__slider-arrow--prev::before {
  content: '‹';
}

.page-index__slider-arrow--next::before {
  content: '›';
}

.page-index__section-title-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
  background-color: var(--dark-background-end);
  color: white;
}

.page-index__divider {
  flex-grow: 1;
  height: 2px;
  background-color: var(--accent-color);
  margin: 0 20px;
  max-width: 200px;
}

.page-index__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--accent-color);
  text-align: center;
  max-width: 600px;
}

@media (min-width: 769px) {
  .page-index__main-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
  }
}

@media (max-width: 768px) {
  .page-index__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-index__divider {
    max-width: 50px;
  }
}

.page-index__category-gateway {
  background-color: var(--dark-background-end);
  padding: 60px 20px;
}

.page-index__grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-index__category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--card-background);
  border-radius: 15px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text-black);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  min-height: 300px;
}

.page-index__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.page-index__category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
  min-width: 200px;
  min-height: 200px;
}

.page-index__category-card:hover img {
  transform: scale(1.03);
}

.page-index__category-label {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 15px 10px;
  background-color: rgba(0, 0, 0, 0.7);
  color: var(--accent-color);
  font-weight: bold;
  text-align: center;
  font-size: 1.2em;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.page-index__article-body {
  max-width: 900px;
  margin: 60px auto;
  padding: 0 20px;
  background-color: var(--card-background);
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding-top: 40px;
  padding-bottom: 40px;
}

.page-index__blockquote {
  border-left: 5px solid var(--accent-color);
  padding-left: 20px;
  margin: 30px 0;
  font-style: italic;
  color: var(--text-main);
  background-color: #f9f9f9;
  padding: 20px;
  border-radius: 5px;
}

.page-index__blockquote a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-index__blockquote a:hover {
  text-decoration: underline;
}

.page-index__highlight {
  color: var(--accent-color);
  font-weight: bold;
}

.page-index__h2-title {
  color: var(--primary-color);
  margin-top: 40px;
  margin-bottom: 20px;
  font-size: 2.2em;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
}

.page-index__h3-title {
  color: var(--text-main);
  margin-top: 30px;
  margin-bottom: 15px;
  font-size: 1.6em;
}

.page-index__paragraph {
  margin-bottom: 15px;
  color: var(--text-main);
  text-align: justify;
}

.page-index__paragraph a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-index__paragraph a:hover {
  text-decoration: underline;
}

.page-index__article-figure {
  margin: 30px 0;
  text-align: center;
}

.page-index__article-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  min-width: 200px;
  min-height: 200px;
}

.page-index__figcaption {
  font-style: italic;
  color: #666;
  margin-top: 10px;
  font-size: 0.9em;
}

.page-index__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 15px;
  color: var(--text-main);
}

.page-index__list-item {
  margin-bottom: 8px;
}

/* Link button style for article conclusion */
.page-index__paragraph .page-index__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  background: var(--button-gradient);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: bold;
  text-align: center;
  transition: background-color 0.3s ease, transform 0.2s ease;
  margin-top: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  min-width: 100px;
  min-height: 40px;
}

.page-index__paragraph .page-index__btn:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .page-index__grid-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-index__category-card {
    min-height: 250px;
  }
  .page-index__article-body {
    margin: 30px auto;
    padding: 20px;
  }
  .page-index__h2-title {
    font-size: 1.8em;
  }
  .page-index__h3-title {
    font-size: 1.4em;
  }
  .page-index__slider-arrow {
    padding: 10px 5px;
    font-size: 16px;
  }
  .page-index__slider-arrow--prev {
    left: 10px;
  }
  .page-index__slider-arrow--next {
    right: 10px;
  }
  .page-index__slider-item img, 
  .page-index__category-card img, 
  .page-index__article-figure img {
    max-width: 100%;
    height: auto;
  }
  .page-index__category-label {
    font-size: 1em;
    padding: 10px 5px;
  }
}

@media (max-width: 480px) {
  .page-index__grid-container {
    grid-template-columns: 1fr;
  }
  .page-index__category-card {
    min-height: 200px;
  }
  .page-index__section-title-container {
    padding: 20px 10px;
  }
  .page-index__divider {
    display: none;
  }
  .page-index__main-title {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }
  .page-index__hero-slider {
    padding-top: 5px;
  }
}