.page-about {
  color: #ffffff; /* Default text color for dark body background */
  background-color: transparent; /* body background is handled by shared.css */
}

.page-about__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
  padding-top: var(--header-offset, 120px); /* Ensure content is below fixed header */
  background-color: #8B0000; /* Auxiliary color for hero background */
  overflow: hidden;
}

.page-about__hero-content {
  max-width: 900px;
  z-index: 1;
  position: relative;
}

.page-about__hero-title {
  font-size: 3.5rem;
  color: #FFD700; /* Primary color for title */
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-about__hero-description {
  font-size: 1.3rem;
  color: #f0f0f0;
  margin-bottom: 40px;
  line-height: 1.5;
}

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

.page-about__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.page-about__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: brightness(0.7); /* Only for background image, not content images */
}

.page-about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.page-about__section-title {
  font-size: 2.5rem;
  color: #FFD700; /* Primary color for section titles */
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-about__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #FFD700;
  border-radius: 2px;
}

.page-about__text-block {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 20px;
  text-align: justify;
  color: #ffffff;
}

.page-about__light-bg .page-about__text-block,
.page-about__light-bg .page-about__card p {
  color: #333333;
}

.page-about__intro-section,
.page-about__values-section,
.page-about__products-section,
.page-about__support-section,
.page-about__faq-section {
  background-color: #f8f8f8; /* Light background for contrast */
  color: #333333;
  padding: 60px 0;
}

.page-about__dark-bg {
  background-color: #1a1a1a; /* Dark background */
  color: #ffffff;
  padding: 60px 0;
}

.page-about__mission-vision-section,
.page-about__why-choose-section,
.page-about__security-section,
.page-about__future-section,
.page-about__cta-section {
  background-color: #1a1a1a; /* Dark background */
  color: #ffffff;
  padding: 60px 0;
}

.page-about__grid-two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.page-about__card {
  background: rgba(255, 255, 255, 0.1); /* Semi-transparent white for dark bg */
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  color: #ffffff;
}

.page-about__light-bg .page-about__card {
  background: #ffffff;
  color: #333333;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-about__card-title {
  font-size: 1.8rem;
  color: #FFD700; /* Primary color for card titles */
  margin-bottom: 15px;
}

.page-about__values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
  text-align: center;
}

.page-about__value-item {
  background: #ffffff;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  color: #333333;
}

.page-about__value-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
}

.page-about__value-title {
  font-size: 1.5rem;
  color: #8B0000; /* Auxiliary color for value titles */
  margin-bottom: 10px;
}

.page-about__advantage-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
}

.page-about__advantage-item {
  background: rgba(255, 255, 255, 0.05);
  border-left: 5px solid #FFD700;
  padding: 20px;
  margin-bottom: 15px;
  border-radius: 5px;
  font-size: 1.1rem;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-about__advantage-item strong {
  color: #FFD700;
}

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

.page-about__product-card {
  background: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  text-align: center;
  color: #333333;
}

.page-about__product-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.page-about__product-title {
  font-size: 1.6rem;
  color: #8B0000; /* Auxiliary color for product titles */
  margin: 20px 15px 10px;
}

.page-about__product-title a {
  color: #8B0000;
  text-decoration: none;
}

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

.page-about__product-description {
  font-size: 1rem;
  line-height: 1.6;
  padding: 0 15px 20px;
  color: #555555;
}

.page-about__security-features {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.page-about__security-item {
  background: rgba(255, 255, 255, 0.1);
  padding: 20px;
  border-radius: 8px;
  font-size: 1.1rem;
  line-height: 1.6;
  color: #f0f0f0;
  border-left: 4px solid #FFD700;
}

.page-about__security-item strong {
  color: #FFD700;
}

.page-about__support-channels {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.page-about__support-item {
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 15px 25px;
  font-size: 1.1rem;
  color: #333333;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-about__image-content {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 40px auto;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-about__faq-list {
  margin-top: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__faq-item {
  background: #ffffff;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: bold;
  color: #333333;
  cursor: pointer;
  background-color: #f0f0f0;
  border-bottom: 1px solid #e0e0e0;
}

.page-about__faq-question:hover {
  background-color: #e5e5e5;
}

.page-about__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: #8B0000;
  transition: transform 0.3s ease;
}

.page-about__faq-item.active .page-about__faq-toggle {
  transform: rotate(45deg);
  color: #FFD700;
}

.page-about__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: #555555;
  font-size: 1.1rem;
  line-height: 1.6;
}

.page-about__faq-item.active .page-about__faq-answer {
  max-height: 1000px !important; /* Ensure enough height for content */
  padding: 20px 25px;
}

.page-about__cta-section {
  text-align: center;
  padding: 80px 20px;
  background-color: #8B0000; /* Auxiliary color for CTA background */
}

.page-about__cta-content {
  max-width: 900px;
}

.page-about__cta-section .page-about__section-title {
  color: #FFD700; /* Primary color for CTA title */
}

.page-about__cta-section .page-about__text-block {
  color: #f0f0f0;
  margin-bottom: 40px;
}

.page-about__btn-primary,
.page-about__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow long words to break */
  box-sizing: border-box;
}

.page-about__btn-primary {
  background-color: #FFD700; /* Primary brand color */
  color: #1a1a1a; /* Dark text for contrast */
  border: 2px solid #FFD700;
}

.page-about__btn-primary:hover {
  background-color: #e6c200;
  border-color: #e6c200;
}

.page-about__btn-secondary {
  background-color: transparent;
  color: #FFD700; /* Primary brand color */
  border: 2px solid #FFD700;
}

.page-about__btn-secondary:hover {
  background-color: #FFD700;
  color: #1a1a1a;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-about__hero-title {
    font-size: 3rem;
  }
  .page-about__hero-description {
    font-size: 1.2rem;
  }
  .page-about__section-title {
    font-size: 2rem;
  }
  .page-about__text-block {
    font-size: 1rem;
  }
  .page-about__grid-two-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-about__hero-section {
    padding: 60px 15px;
    padding-top: var(--header-offset, 120px) !important; /* Ensure mobile header offset */
  }
  .page-about__hero-title {
    font-size: 2.5rem;
  }
  .page-about__hero-description {
    font-size: 1rem;
  }
  .page-about__hero-cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
  }
  .page-about__btn-primary,
  .page-about__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-about__container {
    padding: 20px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-about__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }
  .page-about__text-block {
    font-size: 0.95rem;
  }
  .page-about__values-grid,
  .page-about__product-grid,
  .page-about__security-features {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-about__value-icon {
    width: 80px;
    height: 80px;
  }
  .page-about__card,
  .page-about__value-item,
  .page-about__product-card,
  .page-about__security-item {
    padding: 20px;
  }
  .page-about__image-content {
    margin: 30px auto;
  }
  .page-about__intro-section,
  .page-about__mission-vision-section,
  .page-about__values-section,
  .page-about__why-choose-section,
  .page-about__products-section,
  .page-about__security-section,
  .page-about__support-section,
  .page-about__future-section,
  .page-about__faq-section,
  .page-about__cta-section {
    padding: 40px 0;
  }

  /* Mobile image responsiveness */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Mobile container padding for images/videos */
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__video-section,
  .page-about__video-container,
  .page-about__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  /* Specific video styles for mobile */
  .page-about video,
  .page-about__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
}

@media (max-width: 480px) {
  .page-about__hero-title {
    font-size: 2rem;
  }
  .page-about__section-title {
    font-size: 1.5rem;
  }
  .page-about__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-about__faq-answer {
    padding: 15px 20px;
  }
}