.page-index {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #ffffff; /* Default text color for dark sections */
  background-color: #0a0a0a; /* Very dark background for overall page */
}

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

.page-index__section {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.page-index__section:nth-child(even) {
  background-color: rgba(15, 15, 15, 0.9);
}

.page-index__section-title {
  font-size: 2.8em;
  color: #FF0055; /* Main color for titles */
  text-align: center;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  text-shadow: 0 0 10px rgba(255, 0, 85, 0.6);
}

.page-index__section-description {
  font-size: 1.1em;
  color: #cccccc;
  text-align: center;
  margin-bottom: 60px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__hero-section {
  background: linear-gradient(135deg, rgba(255, 0, 85, 0.9) 0%, rgba(0, 255, 238, 0.9) 100%);
  padding: 120px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  position: relative;
  z-index: 1;
}

.page-index__hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('[GALLERY:bg:hiphop_pattern,geometric,abstract]') no-repeat center center/cover;
  opacity: 0.1;
  z-index: -1;
}

.page-index__hero-content {
  text-align: center;
  max-width: 900px;
  z-index: 2;
}

.page-index__hero-title {
  font-size: 4.5em;
  color: #ffffff;
  margin-bottom: 20px;
  text-shadow: 0 0 15px rgba(0, 255, 238, 0.8);
  line-height: 1.1;
}

.page-index__hero-slogan {
  font-size: 1.5em;
  color: #f0f0f0;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__hero-ctas {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-index__btn {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 50px;
  font-size: 1.1em;
  font-weight: bold;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.page-index__btn--primary {
  background-color: #FF0055;
  color: #1a1a1a; /* Ensure high contrast */
  border-color: #FF0055;
  box-shadow: 0 0 15px rgba(255, 0, 85, 0.5);
}

.page-index__btn--primary:hover {
  background-color: #00FFEE;
  color: #1a1a1a; /* Ensure high contrast */
  border-color: #00FFEE;
  box-shadow: 0 0 20px rgba(0, 255, 238, 0.8);
  transform: translateY(-3px);
}

.page-index__btn--secondary {
  background-color: transparent;
  color: #ffffff;
  border-color: #00FFEE;
  box-shadow: 0 0 15px rgba(0, 255, 238, 0.5);
}

.page-index__btn--secondary:hover {
  background-color: #00FFEE;
  color: #1a1a1a; /* Ensure high contrast */
  border-color: #00FFEE;
  box-shadow: 0 0 20px rgba(0, 255, 238, 0.8);
  transform: translateY(-3px);
}

.page-index__btn--accent {
  background-color: #00FFEE;
  color: #1a1a1a; /* Ensure high contrast */
  border-color: #00FFEE;
  box-shadow: 0 0 15px rgba(0, 255, 238, 0.5);
}

.page-index__btn--accent:hover {
  background-color: #FF0055;
  color: #1a1a1a; /* Ensure high contrast */
  border-color: #FF0055;
  box-shadow: 0 0 20px rgba(255, 0, 85, 0.8);
  transform: translateY(-3px);
}

.page-index__btn--detail {
  background-color: rgba(255, 0, 85, 0.1);
  color: #FF0055;
  border: 1px solid #FF0055;
  padding: 10px 20px;
  border-radius: 25px;
  font-size: 0.9em;
  font-weight: normal;
}

.page-index__btn--detail:hover {
  background-color: #FF0055;
  color: #1a1a1a; /* Ensure high contrast */
  box-shadow: 0 0 10px rgba(255, 0, 85, 0.5);
}

.page-index__content-grid {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 40px;
}

.page-index__content-grid--reverse {
  flex-direction: row-reverse;
}

.page-index__text-content {
  flex: 1;
  font-size: 1.05em;
  color: #e0e0e0;
}

.page-index__text-content p {
  margin-bottom: 1em;
}

.page-index__image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-index__image {
  max-width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.page-index__advantage-grid, .page-index__game-grid, .page-index__promotion-grid, .page-index__steps-grid, .page-index__detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index__advantage-item, .page-index__game-item, .page-index__promotion-item, .page-index__step-item, .page-index__detail-item {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(0, 255, 238, 0.1);
}

.page-index__advantage-item:hover, .page-index__game-item:hover, .page-index__promotion-item:hover, .page-index__step-item:hover, .page-index__detail-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  border-color: #FF0055;
}

.page-index__advantage-icon, .page-index__step-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 10px rgba(0, 255, 238, 0.6));
}

.page-index__advantage-title, .page-index__game-title, .page-index__promotion-title, .page-index__step-title, .page-index__detail-title {
  font-size: 1.6em;
  color: #00FFEE; /* Accent color for sub-titles */
  margin-bottom: 15px;
  text-shadow: 0 0 8px rgba(0, 255, 238, 0.4);
}

.page-index__detail-title a {
  color: #00FFEE;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-index__detail-title a:hover {
  color: #FF0055;
}

.page-index__advantage-item p, .page-index__game-item p, .page-index__promotion-item p, .page-index__step-item p, .page-index__detail-item p {
  color: #cccccc;
  font-size: 0.95em;
}

.page-index__cta-center {
  text-align: center;
  margin-top: 60px;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-index__hero-title {
    font-size: 3.5em;
  }
  .page-index__hero-slogan {
    font-size: 1.3em;
  }
  .page-index__section-title {
    font-size: 2.2em;
  }
  .page-index__content-grid {
    flex-direction: column;
  }
  .page-index__content-grid--reverse {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .page-index__hero-title {
    font-size: 2.8em;
  }
  .page-index__hero-slogan {
    font-size: 1.1em;
  }
  .page-index__hero-ctas {
    flex-direction: column;
    gap: 15px;
  }
  .page-index__btn {
    padding: 12px 25px;
    font-size: 1em;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }
  .page-index__section {
    padding: 60px 0;
  }
  .page-index__section-title {
    font-size: 1.8em;
  }
  .page-index__section-description {
    font-size: 1em;
    margin-bottom: 40px;
  }
  .page-index__advantage-grid, .page-index__game-grid, .page-index__promotion-grid, .page-index__steps-grid, .page-index__detail-grid {
    grid-template-columns: 1fr;
  }
  .page-index__advantage-item, .page-index__game-item, .page-index__promotion-item, .page-index__step-item, .page-index__detail-item {
    padding: 25px;
  }
}

@media (max-width: 480px) {
  .page-index__hero-title {
    font-size: 2em;
  }
  .page-index__hero-slogan {
    font-size: 0.9em;
  }
  .page-index__section-title {
    font-size: 1.5em;
  }
  .page-index__btn {
    padding: 10px 20px;
    font-size: 0.9em;
  }
}