/* General styling for the page */
.page-keo-nha-cai6 {
  font-family: 'Arial', sans-serif;
  color: #333; /* Good contrast */
  background-color: #f8f8f8;
  line-height: 1.6;
}

/* Section styling */
.page-keo-nha-cai6__hero-section,
.page-keo-nha-cai6__features-section,
.page-keo-nha-cai6__products-section,
.page-keo-nha-cai6__providers-section,
.page-keo-nha-cai6__faq-section {
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  box-sizing: border-box;
}

.page-keo-nha-cai6__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d); /* Gradient background for visual appeal */
  color: #fff;
  padding-top: 10px; /* Small top padding, assuming body handles header offset */
}

.page-keo-nha-cai6__hero-content {
  margin-bottom: 20px;
  max-width: 800px;
}

.page-keo-nha-cai6__hero-title {
  font-size: 2.8em;
  margin-bottom: 15px;
  color: #fff;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.page-keo-nha-cai6__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: #eee;
}

.page-keo-nha-cai6__hero-cta-button {
  display: inline-block;
  background-color: #ffcc00; /* Yellow for CTA */
  color: #333;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-keo-nha-cai6__hero-cta-button:hover {
  background-color: #e6b800;
  transform: translateY(-3px);
}

.page-keo-nha-cai6__hero-image-wrapper {
  width: 100%;
  max-width: 800px;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.page-keo-nha-cai6__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Features Section */
.page-keo-nha-cai6__features-section {
  background-color: #fff;
  padding-top: 60px;
  padding-bottom: 60px;
}

.page-keo-nha-cai6__features-title,
.page-keo-nha-cai6__products-title,
.page-keo-nha-cai6__providers-title,
.page-keo-nha-cai6__faq-title {
  font-size: 2.2em;
  margin-bottom: 40px;
  color: #1a2a6c; /* Dark blue for headings */
}

.page-keo-nha-cai6__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-keo-nha-cai6__feature-item {
  background-color: #fefefe;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
}

.page-keo-nha-cai6__feature-item:hover {
  transform: translateY(-5px);
}

.page-keo-nha-cai6__feature-icon {
  width: 250px; /* Min size */
  height: 180px; /* Min size */
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 8px;
  max-width: 100%;
  height: auto;
  display: block;
}

.page-keo-nha-cai6__feature-heading {
  font-size: 1.5em;
  margin-bottom: 10px;
  color: #b21f1f; /* Red for subheadings */
}

.page-keo-nha-cai6__feature-text {
  font-size: 1em;
  color: #555;
}

/* Products Section */
.page-keo-nha-cai6__products-section {
  background-color: #f0f2f5;
}

.page-keo-nha-cai6__products-intro {
  font-size: 1.1em;
  margin-bottom: 40px;
  color: #555;
}

.page-keo-nha-cai6__products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-keo-nha-cai6__product-card {
  background-color: #fff;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
}

.page-keo-nha-cai6__product-card:hover {
  transform: translateY(-5px);
}

.page-keo-nha-cai6__product-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 8px;
  max-width: 100%;
  display: block;
}

.page-keo-nha-cai6__product-heading {
  font-size: 1.4em;
  margin-bottom: 10px;
  color: #1a2a6c;
}

.page-keo-nha-cai6__product-description {
  font-size: 0.95em;
  color: #666;
}

/* Providers Section */
.page-keo-nha-cai6__providers-section {
  background-color: #fff;
}

.page-keo-nha-cai6__providers-intro {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #555;
}

.page-keo-nha-cai6__providers-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  max-width: 900px;
}

.page-keo-nha-cai6__provider-item {
  background-color: #e9ecef;
  padding: 12px 25px;
  border-radius: 25px;
  font-weight: bold;
  color: #1a2a6c;
  font-size: 1em;
  box-shadow: 0 2px 5px rgba(0,0,0,0.08);
  box-sizing: border-box; /* Ensure padding is included in width */
  flex-grow: 1; /* Allow items to grow */
  max-width: 200px; /* Limit max width */
  text-align: center;
}

/* FAQ Section */
.page-keo-nha-cai6__faq-section {
  background-color: #f0f2f5;
}

.page-keo-nha-cai6__faq-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.page-keo-nha-cai6__faq-item {
  background-color: #fff;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  overflow: hidden;
}

.page-keo-nha-cai6__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  background-color: #1a2a6c;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  user-select: none;
  transition: background-color 0.3s ease;
}

.page-keo-nha-cai6__faq-question:hover {
  background-color: #2b3b80;
}

.page-keo-nha-cai6__faq-heading {
  margin: 0;
  font-size: 1.2em;
  pointer-events: none; /* Prevent text selection interference */
}

.page-keo-nha-cai6__faq-toggle {
  font-size: 1.8em;
  font-weight: bold;
  line-height: 1;
  pointer-events: none; /* Prevent toggle icon interference */
  transition: transform 0.3s ease;
}

.page-keo-nha-cai6__faq-item.active .page-keo-nha-cai6__faq-toggle {
  transform: rotate(45deg); /* Change + to X (or -) */
}

.page-keo-nha-cai6__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  opacity: 0;
  background-color: #fefefe;
  color: #333;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
}

.page-keo-nha-cai6__faq-item.active .page-keo-nha-cai6__faq-answer {
  max-height: 2000px !important; /* Sufficiently large */
  padding: 20px 25px !important;
  opacity: 1;
}

.page-keo-nha-cai6__faq-answer p {
  margin: 0;
  padding-bottom: 10px;
}

/* Floating Buttons */
.page-keo-nha-cai6__floating-buttons {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.7);
  padding: 10px 20px;
  border-radius: 50px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.page-keo-nha-cai6__register-button,
.page-keo-nha-cai6__login-button {
  display: block;
  padding: 12px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
  white-space: nowrap; /* Prevent text wrapping */
}

.page-keo-nha-cai6__register-button {
  background-color: #fdbb2d; /* Orange/Yellow */
  color: #333;
}

.page-keo-nha-cai6__register-button:hover {
  background-color: #e6a800;
  transform: translateY(-2px);
}

.page-keo-nha-cai6__login-button {
  background-color: #b21f1f; /* Red */
  color: #fff;
}

.page-keo-nha-cai6__login-button:hover {
  background-color: #9a1a1a;
  transform: translateY(-2px);
}

/* Keyword highlight */
.page-keo-nha-cai6__keyword-highlight {
  color: #b21f1f; /* Red */
}
.page-keo-nha-cai6__hero-description .page-keo-nha-cai6__keyword-highlight {
    color: #ffcc00; /* Yellow for contrast on dark background */
}


/* Responsive Design */
@media (max-width: 768px) {
  .page-keo-nha-cai6__hero-title {
    font-size: 2em;
  }

  .page-keo-nha-cai6__hero-description {
    font-size: 1em;
  }

  .page-keo-nha-cai6__features-title,
  .page-keo-nha-cai6__products-title,
  .page-keo-nha-cai6__providers-title,
  .page-keo-nha-cai6__faq-title {
    font-size: 1.8em;
  }

  .page-keo-nha-cai6__features-grid,
  .page-keo-nha-cai6__products-grid {
    grid-template-columns: 1fr;
  }

  .page-keo-nha-cai6__feature-item,
  .page-keo-nha-cai6__product-card {
    padding: 20px;
  }

  .page-keo-nha-cai6__feature-icon,
  .page-keo-nha-cai6__product-image {
    max-width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-keo-nha-cai6__providers-list {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    box-sizing: border-box !important;
  }

  .page-keo-nha-cai6__provider-item {
    width: 90% !important; /* Occupy more width */
    max-width: 90% !important;
    padding: 10px 15px !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    box-sizing: border-box !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    word-break: break-word !important;
  }

  .page-keo-nha-cai6__faq-question {
    padding: 15px 20px;
  }

  .page-keo-nha-cai6__faq-heading {
    font-size: 1.1em;
  }

  .page-keo-nha-cai6__faq-answer {
    padding: 0 20px;
  }

  .page-keo-nha-cai6__faq-item.active .page-keo-nha-cai6__faq-answer {
    padding: 15px 20px !important;
  }

  .page-keo-nha-cai6__floating-buttons {
    bottom: 10px;
    gap: 10px;
    padding: 8px 15px;
  }

  .page-keo-nha-cai6__register-button,
  .page-keo-nha-cai6__login-button {
    padding: 10px 20px;
    font-size: 0.9em;
  }
}

@media (max-width: 480px) {
    .page-keo-nha-cai6__hero-title {
        font-size: 1.8em;
    }
    .page-keo-nha-cai6__features-title,
    .page-keo-nha-cai6__products-title,
    .page-keo-nha-cai6__providers-title,
    .page-keo-nha-cai6__faq-title {
        font-size: 1.6em;
    }
    .page-keo-nha-cai6__hero-cta-button {
        padding: 12px 25px;
        font-size: 1em;
    }
    .page-keo-nha-cai6__floating-buttons {
        width: calc(100% - 40px); /* Adjust width to prevent overflow */
        left: 20px;
        transform: translateX(0);
        justify-content: space-around;
        gap: 5px;
        bottom: 5px;
    }
    .page-keo-nha-cai6__register-button,
    .page-keo-nha-cai6__login-button {
        flex: 1; /* Distribute space evenly */
        text-align: center;
        padding: 8px 15px;
        font-size: 0.85em;
    }
}