:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --card-bg: #FFFFFF;
  --background-color: #F4F7FB;
  --text-main: #1F2D3D;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --header-offset: 122px; /* Placeholder, will be set by shared.css */
}

.page-about {
  font-family: 'Arial', sans-serif;
  color: var(--text-main); /* Default text color for light background */
  line-height: 1.6;
  background-color: var(--background-color);
}

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

.page-about__section {
  padding: 60px 0;
}

.page-about__section-title {
  font-size: 36px;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
}

.page-about__text-block {
  font-size: 17px;
  margin-bottom: 20px;
  text-align: justify;
}

/* Hero Section */
.page-about__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--background-color);
}

.page-about__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-about__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-about__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.page-about__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-about__main-title {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.2;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__intro-text {
  font-size: 19px;
  color: var(--text-main);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--button-gradient);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 10px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
}

.page-about__cta-button:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

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

.page-about__card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-about__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-about__card-title {
  font-size: 24px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-about__card-text {
  font-size: 16px;
  color: var(--text-main);
  text-align: justify;
}

.page-about__values-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-about__values-list li {
  margin-bottom: 10px;
  font-size: 16px;
  color: var(--text-main);
  text-align: justify;
}

.page-about__values-list li strong {
  color: var(--primary-color);
}

.page-about__history-grid, .page-about__security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.page-about__image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  object-fit: cover;
}

.page-about__benefits-list {
  list-style: none;
  padding: 0;
  margin: 40px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.page-about__benefits-list li {
  font-size: 17px;
  color: var(--text-main);
  position: relative;
  padding-left: 30px;
  text-align: justify;
}

.page-about__benefits-list li::before {
  content: '✔';
  color: var(--primary-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.page-about__cta-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-about__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
}

.page-about__btn-secondary {
  background: var(--card-bg);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  box-shadow: none;
}

.page-about__btn-secondary:hover {
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border-color: var(--primary-color);
}

/* FAQ Section */
details.page-about__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
details.page-about__faq-item summary.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-weight: 600;
  color: var(--text-main);
  font-size: 17px;
}
details.page-about__faq-item summary.page-about__faq-question::-webkit-details-marker {
  display: none;
}
details.page-about__faq-item summary.page-about__faq-question:hover {
  background: #f9f9f9;
}
.page-about__faq-qtext {
  flex: 1;
  line-height: 1.5;
  text-align: left;
}
.page-about__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-about__faq-item .page-about__faq-answer {
  padding: 0 25px 20px;
  background: #fcfdff;
  border-radius: 0 0 8px 8px;
  font-size: 16px;
  color: var(--text-main);
}

.page-about__faq-answer p {
  margin: 0;
  text-align: justify;
}

.page-about__contact-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-about__main-title {
    font-size: 40px;
  }
  .page-about__section-title {
    font-size: 32px;
  }
  .page-about__history-grid, .page-about__security-grid {
    grid-template-columns: 1fr;
  }
  .page-about__history-grid .page-about__image-wrapper {
    order: -1; /* Image appears above text on smaller screens */
  }
}

@media (max-width: 768px) {
  .page-about__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-about__hero-image img {
    border-radius: 8px;
  }
  .page-about__main-title {
    font-size: 32px;
    margin-bottom: 15px;
  }
  .page-about__intro-text {
    font-size: 16px;
    margin-bottom: 25px;
  }
  .page-about__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-about__container {
    padding: 20px 15px;
  }
  .page-about__section {
    padding: 40px 0;
  }
  .page-about__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }
  .page-about__text-block {
    font-size: 15px;
  }
  .page-about__card {
    padding: 20px;
  }
  .page-about__card-title {
    font-size: 20px;
  }
  .page-about__card-text {
    font-size: 15px;
  }
  .page-about__values-list li {
    font-size: 15px;
  }
  .page-about__benefits-list li {
    font-size: 15px;
    padding-left: 25px;
  }
  .page-about__benefits-list li::before {
    font-size: 16px;
  }
  details.page-about__faq-item summary.page-about__faq-question {
    padding: 15px 20px;
    font-size: 16px;
  }
  .page-about__faq-qtext {
    font-size: 15px;
  }
  .page-about__faq-answer {
    padding: 0 20px 15px;
    font-size: 15px;
  }
  .page-about__contact-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-about__contact-buttons .page-about__cta-button {
    width: 100% !important;
  }

  /* Image responsiveness */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__hero-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-about__cta-buttons,
  .page-about__button-group,
  .page-about__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .page-about__main-title {
    font-size: 28px;
  }
  .page-about__section-title {
    font-size: 24px;
  }
  .page-about__hero-image img {
    border-radius: 4px;
  }
  .page-about__cta-button {
    font-size: 15px;
    padding: 10px 25px;
  }
  details.page-about__faq-item summary.page-about__faq-question {
    font-size: 15px;
  }
  .page-about__faq-toggle {
    font-size: 20px;
  }
}