.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333;
  background-color: var(--background-color, #FFFFFF);
}

.page-about__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small decorative top padding, body handles header offset */
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-about__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px;
}

.page-about__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-about__hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-about__main-title {
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  /* H1 font-size: using clamp for responsive sizing, avoiding fixed large values */
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.page-about__intro-text {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: #f0f8ff;
}

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

.page-about__btn-primary,
.page-about__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-about__btn-primary {
  background-color: #EA7C07; /* Login color */
  color: #FFFFFF;
  border: 2px solid #EA7C07;
}

.page-about__btn-primary:hover {
  background-color: #d46f06;
  border-color: #d46f06;
}

.page-about__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #FFFFFF;
}

.page-about__btn-secondary:hover {
  background-color: #e0f2f7;
  border-color: #e0f2f7;
}

.page-about__btn-primary--large {
  padding: 18px 40px;
  font-size: 1.2rem;
}

.page-about__section {
  padding: 80px 20px;
  text-align: center;
}

.page-about__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-about__dark-section {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 15px;
  padding-right: 15px;
  box-sizing: border-box;
}

.page-about__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 40px;
  color: #26A9E0;
}

.page-about__section-title--white {
  color: #FFFFFF;
}

.page-about__text-block {
  font-size: 1.1rem;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #333333;
}

.page-about__text-block--white {
  color: #f0f8ff;
}

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

.page-about__grid-item {
  background-color: #f8f8f8;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-about__grid-item:hover {
  transform: translateY(-5px);
}

.page-about__image-content {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-about__image-content--large {
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 30px;
  margin-bottom: 30px;
}

.page-about__item-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-about__item-title--white {
  color: #FFFFFF;
}

.page-about__item-description {
  font-size: 1rem;
  color: #555555;
}

.page-about__item-description--white {
  color: #e0f8ff;
}

.page-about__timeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  max-width: 800px;
  margin: 60px auto;
}

.page-about__timeline::before {
  content: '';
  position: absolute;
  width: 2px;
  background-color: #f0f8ff;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.page-about__timeline-item {
  position: relative;
  width: 100%;
  padding: 20px 0;
  text-align: center;
}

.page-about__timeline-item::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  background-color: #f0f8ff;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.page-about__timeline-year {
  font-size: 1.8rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.page-about__timeline-description {
  font-size: 1rem;
  color: #e0f8ff;
  max-width: 350px;
  margin: 0 auto;
}

.page-about__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__feature-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.page-about__feature-icon {
  width: 100%; /* Ensure images take full width of card */
  max-width: 150px; /* But limit max size */
  height: auto;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  min-width: 200px;
  min-height: 200px;
}

.page-about__feature-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-about__feature-description {
  font-size: 1rem;
  color: #555555;
}

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

.page-about__responsibility-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-about__tech-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0 auto;
  max-width: 800px;
  text-align: left;
}

.page-about__tech-item {
  background-color: #f0f8ff;
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 8px;
  font-size: 1.1rem;
  color: #333333;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.page-about__tech-item::before {
  content: '✔';
  color: #26A9E0;
  font-weight: bold;
  margin-right: 10px;
}

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

.page-about__community-card {
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: background-color 0.3s ease;
}

.page-about__community-card:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.page-about__card-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.page-about__card-title--white {
  color: #FFFFFF;
}

.page-about__card-description {
  font-size: 0.95rem;
}

.page-about__card-description--white {
  color: #e0f8ff;
}

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

.page-about__faq-item {
  background-color: #f8f8f8;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: #26A9E0;
  cursor: pointer;
  background-color: #FFFFFF;
  border-bottom: 1px solid #e0e0e0;
}

.page-about__faq-question:hover {
  background-color: #f0f8ff;
}

.page-about__faq-question[open] {
  border-bottom: none;
}

.page-about__faq-qtext {
  flex-grow: 1;
}

.page-about__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: #26A9E0;
  margin-left: 15px;
}

.page-about__faq-answer {
  padding: 15px 25px 20px 25px;
  font-size: 1rem;
  color: #555555;
  background-color: #f8f8f8;
}

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

/* Details element specific styling for native toggle */
.page-about__faq-item summary {
  list-style: none;
}

.page-about__faq-item summary::-webkit-details-marker,
.page-about__faq-item summary::marker {
  display: none;
  content: '';
}

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

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-about__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }
  .page-about__intro-text {
    font-size: 1.05rem;
  }
  .page-about__section-title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
  }
  .page-about__text-block {
    font-size: 1rem;
  }
  .page-about__timeline::before {
    left: 15px;
    transform: translateX(0);
  }
  .page-about__timeline-item {
    text-align: left;
    padding-left: 50px;
  }
  .page-about__timeline-item::before {
    left: 15px;
    transform: translate(-50%, -50%);
  }
  .page-about__timeline-description {
    max-width: none;
  }
}

@media (max-width: 768px) {
  .page-about {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-about__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }
  .page-about__hero-image-wrapper {
    margin-bottom: 20px;
  }
  .page-about__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-about__intro-text {
    font-size: 1rem;
    margin-bottom: 25px;
  }
  .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: 1rem;
    margin: 0 auto; /* Center buttons */
  }
  .page-about__section {
    padding: 50px 15px;
  }
  .page-about__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  .page-about__section-title {
    font-size: clamp(1.5rem, 5.5vw, 2.2rem);
    margin-bottom: 30px;
  }
  .page-about__text-block {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }
  .page-about__content-grid,
  .page-about__features-grid,
  .page-about__responsibility-grid,
  .page-about__community-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-about__grid-item,
  .page-about__feature-card,
  .page-about__responsibility-item,
  .page-about__community-card {
    padding: 25px;
  }
  .page-about__feature-icon {
    max-width: 120px;
    min-width: 200px !important;
    min-height: 200px !important;
  }
  .page-about__image-content {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }
  .page-about__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-about__faq-answer {
    padding: 10px 20px 15px 20px;
    font-size: 0.95rem;
  }
  .page-about__tech-item {
    font-size: 1rem;
    padding: 12px 15px;
  }
  .page-about__tech-item::before {
    margin-right: 8px;
  }
  .page-about__video-section {
    padding-top: 10px !important;
  }
  .page-about video,
  .page-about__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .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;
  }
}