/* style/about.css */
:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --dark-text-color: #333333;
  --light-text-color: #ffffff;
  --login-button-color: #EA7C07;
  --background-color: #FFFFFF;
  --black-color: #000000;
}

.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--light-text-color); /* Default text color for dark body background */
  background-color: transparent; /* Body background handled by shared.css var(--dark-bg-1) */
}

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

.page-about__section {
  padding: 80px 0;
  text-align: center;
}

.page-about__dark-section {
  background-color: var(--primary-color);
  color: var(--light-text-color);
}

.page-about__hero-section {
  position: relative;
  padding-top: var(--header-offset, 120px); /* Ensure space for fixed header */
  padding-bottom: 80px;
  overflow: hidden;
}

.page-about__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  opacity: 0.2;
}

.page-about__main-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  color: var(--light-text-color);
  line-height: 1.2;
}

.page-about__intro-text {
  font-size: 1.3em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__section-title {
  font-size: 2.5em;
  margin-bottom: 40px;
  color: inherit;
}

.page-about__paragraph {
  font-size: 1.1em;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-about__cta-buttons--center {
  margin-top: 60px;
}

.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: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-about__btn-primary {
  background-color: var(--login-button-color);
  color: var(--secondary-color);
  border: 2px solid var(--login-button-color);
}

.page-about__btn-primary:hover {
  background-color: darken(var(--login-button-color), 10%);
  border-color: darken(var(--login-button-color), 10%);
}

.page-about__btn-secondary {
  background-color: transparent;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
}

.page-about__btn-secondary:hover {
  background-color: var(--secondary-color);
  color: var(--primary-color);
}

/* Mission, Vision, Values */
.page-about__mission-vision {
  background-color: var(--secondary-color);
  color: var(--dark-text-color);
}

.page-about__values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.page-about__value-item {
  background-color: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  color: var(--dark-text-color);
}

.page-about__value-icon {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
}

.page-about__value-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-about__value-description {
  font-size: 1em;
  color: var(--dark-text-color);
}

/* History */
.page-about__history {
  background-color: var(--primary-color);
  color: var(--light-text-color);
}

.page-about__timeline {
  position: relative;
  max-width: 900px;
  margin: 60px auto 0;
}

.page-about__timeline::before {
  content: '';
  position: absolute;
  width: 2px;
  background-color: var(--secondary-color);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1px;
}

.page-about__timeline-item {
  padding: 20px 0;
  position: relative;
  width: 50%;
}

.page-about__timeline-item:nth-child(odd) {
  left: 0;
  padding-right: 40px;
  text-align: right;
}

.page-about__timeline-item:nth-child(even) {
  left: 50%;
  padding-left: 40px;
  text-align: left;
}

.page-about__timeline-item::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  right: -8px;
  background-color: var(--secondary-color);
  border: 2px solid var(--primary-color);
  top: 25px;
  border-radius: 50%;
  z-index: 1;
}

.page-about__timeline-item:nth-child(even)::after {
  left: -8px;
}

.page-about__timeline-year {
  font-size: 1.8em;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.page-about__timeline-description {
  font-size: 1em;
}

/* Credibility */
.page-about__credibility {
  background-color: var(--secondary-color);
  color: var(--dark-text-color);
}

.page-about__credibility-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.page-about__feature-item {
  background-color: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  color: var(--dark-text-color);
}

.page-about__feature-icon {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
}

.page-about__feature-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-about__feature-description {
  font-size: 1em;
  color: var(--dark-text-color);
}

/* Products */
.page-about__products {
  background-color: var(--primary-color);
  color: var(--light-text-color);
}

.page-about__product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.page-about__product-card {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-about__product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.page-about__product-title {
  font-size: 1.5em;
  margin: 20px 0 10px;
  color: var(--secondary-color);
  padding: 0 15px;
}

.page-about__product-title a {
  color: inherit;
  text-decoration: none;
}

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

.page-about__product-description {
  font-size: 0.95em;
  padding: 0 15px 20px;
  flex-grow: 1;
}

/* Commitment */
.page-about__commitment {
  background-color: var(--secondary-color);
  color: var(--dark-text-color);
}

.page-about__commitment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.page-about__commitment-item {
  background-color: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  color: var(--dark-text-color);
}

.page-about__commitment-icon {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
}

.page-about__commitment-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-about__commitment-description {
  font-size: 1em;
  color: var(--dark-text-color);
}

/* Team */
.page-about__team {
  background-color: var(--primary-color);
  color: var(--light-text-color);
}

.page-about__team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.page-about__team-member {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  height: 100%;
}

.page-about__member-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 20px;
  border: 3px solid var(--secondary-color);
}

.page-about__member-name {
  font-size: 1.8em;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.page-about__member-role {
  font-size: 1.1em;
  color: var(--light-text-color);
  margin-bottom: 15px;
}

.page-about__member-bio {
  font-size: 0.95em;
}

/* FAQ */
.page-about__faq {
  background-color: var(--secondary-color);
  color: var(--dark-text-color);
}

.page-about__faq-list {
  max-width: 900px;
  margin: 60px auto 0;
  text-align: left;
}

.page-about__faq-item {
  background-color: var(--secondary-color);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--dark-text-color);
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  background-color: #f9f9f9;
  color: var(--dark-text-color);
  transition: background-color 0.3s ease;
}

.page-about__faq-question:hover {
  background-color: #f0f0f0;
}

.page-about__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease;
}

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

.page-about__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--dark-text-color);
}

.page-about__faq-item.active .page-about__faq-answer {
  max-height: 1000px !important; /* Sufficiently large to show content */
  padding: 20px 25px;
}

.page-about__faq-answer p {
  margin-bottom: 0;
  font-size: 1em;
  color: var(--dark-text-color);
}

/* CTA Bottom */
.page-about__cta-bottom {
  padding: 100px 0;
}

.page-about__cta-bottom .page-about__section-title {
  color: var(--light-text-color);
}

.page-about__cta-bottom .page-about__paragraph {
  color: var(--light-text-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-about__main-title {
    font-size: 2.8em;
  }

  .page-about__section-title {
    font-size: 2em;
  }

  .page-about__intro-text,
  .page-about__paragraph {
    font-size: 1em;
  }

  .page-about__timeline::before {
    left: 20px;
  }

  .page-about__timeline-item {
    width: 100%;
    padding-left: 60px;
    padding-right: 20px;
    text-align: left;
  }

  .page-about__timeline-item:nth-child(even) {
    left: 0;
  }

  .page-about__timeline-item::after,
  .page-about__timeline-item:nth-child(even)::after {
    left: 12px;
    right: auto;
  }
}

@media (max-width: 768px) {
  .page-about {
    font-size: 16px;
    line-height: 1.6;
  }
  
  .page-about__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 60px;
  }

  .page-about__main-title {
    font-size: 2.2em;
  }

  .page-about__section-title {
    font-size: 1.8em;
  }

  .page-about__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-about__btn-primary,
  .page-about__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

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

  .page-about__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Images responsive */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-about__hero-image {
    position: relative;
    height: 300px;
    opacity: 0.1;
  }

  .page-about__value-item,
  .page-about__feature-item,
  .page-about__product-card,
  .page-about__commitment-item,
  .page-about__team-member {
    padding: 20px;
    margin-bottom: 20px;
  }
  .page-about__value-icon,
  .page-about__feature-icon,
  .page-about__commitment-icon,
  .page-about__member-photo {
    width: 100px;
    height: 100px;
  }

  .page-about__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }

  .page-about__faq-answer {
    padding: 0 20px;
  }

  .page-about__faq-item.active .page-about__faq-answer {
    padding: 15px 20px;
  }

  .page-about__cta-bottom {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .page-about__main-title {
    font-size: 1.8em;
  }

  .page-about__section-title {
    font-size: 1.5em;
  }

  .page-about__intro-text,
  .page-about__paragraph {
    font-size: 0.95em;
  }

  .page-about__value-title,
  .page-about__feature-title,
  .page-about__product-title,
  .page-about__commitment-title,
  .page-about__member-name,
  .page-about__timeline-year {
    font-size: 1.4em;
  }

  .page-about__faq-question {
    font-size: 1em;
  }
}