.page-resources-ku-app-faq {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
}

.page-resources-ku-app-faq__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-resources-ku-app-faq__hero-banner {
  background: linear-gradient(135deg, #007bff, #28a745);
  color: #fff;
  text-align: center;
  padding: 80px 20px;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-resources-ku-app-faq__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  font-weight: 700;
  color: #fff;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.page-resources-ku-app-faq__hero-subtitle {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: rgba(255, 255, 255, 0.9);
}

.page-resources-ku-app-faq__cta-button {
  display: inline-block;
  background-color: #ffc107; /* Nút nổi bật */
  color: #333;
  padding: 15px 35px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-resources-ku-app-faq__cta-button:hover {
  background-color: #e0a800;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-resources-ku-app-faq__content-section {
  padding: 60px 0;
}

.page-resources-ku-app-faq__section-title {
  font-size: 2.2em;
  color: #007bff;
  text-align: center;
  margin-bottom: 25px;
  font-weight: 700;
}

.page-resources-ku-app-faq__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: #555;
}

.page-resources-ku-app-faq__faq-list {
  margin-top: 30px;
}

.faq-item {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #fff;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background: #f5f5f5;
}

.faq-question h3 {
  margin: 0;
  font-size: 1.2em;
  color: #333;
  font-weight: 600;
}

.faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #007bff;
  transition: transform 0.3s ease;
  line-height: 1;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
  color: #28a745;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
  padding: 0 25px;
  color: #555;
}

.faq-item.active .faq-answer {
  max-height: 1000px; /* Đủ lớn để chứa nội dung */
  padding: 15px 25px 25px 25px;
  background: #f9f9f9;
  border-top: 1px solid #e9ecef;
}

.faq-answer p {
  margin-bottom: 1em;
  font-size: 1em;
}

.faq-answer ul, .faq-answer ol {
  margin: 1em 0;
  padding-left: 25px;
}

.faq-answer li {
  margin-bottom: 0.5em;
}

.page-resources-ku-app-faq__image-content {
  width: 100%;
  max-width: 800px;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-resources-ku-app-faq__link-button {
  display: inline-block;
  background-color: #28a745;
  color: #fff;
  padding: 10px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  margin-top: 15px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-resources-ku-app-faq__link-button:hover {
  background-color: #218838;
  transform: translateY(-1px);
}

.page-resources-ku-app-faq__cta-bottom {
  text-align: center;
  margin-top: 60px;
  padding: 40px;
  background-color: #e9f7ef;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.page-resources-ku-app-faq__cta-bottom p {
  font-size: 1.2em;
  color: #333;
  margin-bottom: 25px;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-resources-ku-app-faq__hero-title {
    font-size: 2.2em;
  }
  .page-resources-ku-app-faq__hero-subtitle {
    font-size: 1em;
  }
  .page-resources-ku-app-faq__section-title {
    font-size: 1.8em;
  }
  .faq-question h3 {
    font-size: 1.1em;
  }
}

@media (max-width: 768px) {
  .page-resources-ku-app-faq__hero-banner {
    padding: 60px 15px;
  }
  .page-resources-ku-app-faq__hero-title {
    font-size: 1.8em;
  }
  .page-resources-ku-app-faq__cta-button {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-resources-ku-app-faq__content-section {
    padding: 40px 0;
  }
  .page-resources-ku-app-faq__section-title {
    font-size: 1.6em;
  }
  .page-resources-ku-app-faq__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .faq-question {
    padding: 15px 20px;
  }
  .faq-question h3 {
    font-size: 1em;
  }
  .faq-toggle {
    font-size: 20px;
  }
  .faq-answer {
    padding: 0 20px;
  }
  .faq-item.active .faq-answer {
    padding: 15px 20px 20px 20px;
  }
  .page-resources-ku-app-faq__cta-bottom {
    padding: 30px 20px;
    margin-top: 40px;
  }
  .page-resources-ku-app-faq__cta-bottom p {
    font-size: 1em;
  }
}