.page-about {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light background */
  line-height: 1.6;
  background-color: #FFFFFF;
}

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

.page-about__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  background-color: #f8f8f8;
}

.page-about__hero-image {
  width: 100%;
  max-width: 1200px;
  height: auto;
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-about__hero-content {
  max-width: 900px;
  padding: 0 20px;
}

.page-about__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.page-about__hero-description {
  font-size: 1.1rem;
  color: #555555;
  margin-bottom: 30px;
}

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

.page-about__btn-primary,
.page-about__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

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

.page-about__btn-primary:hover {
  background-color: #1e87c0;
  border-color: #1e87c0;
}

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

.page-about__btn-secondary:hover {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-about__section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: #26A9E0;
  text-align: center;
  margin-bottom: 30px;
  font-weight: 700;
}

.page-about__section-description {
  font-size: 1.05rem;
  color: #555555;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

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

.page-about__light-bg {
  background-color: #FFFFFF;
  color: #333333;
  padding: 60px 0;
}

.page-about__dark-section {
  background-color: #26A9E0;
  color: #FFFFFF;
  padding: 60px 0;
}

.page-about__dark-section .page-about__section-title,
.page-about__dark-section .page-about__section-description,
.page-about__dark-section .page-about__sub-title {
  color: #FFFFFF;
}

.page-about__mission-vision-section .page-about__content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.page-about__mission-vision-section .page-about__content-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
  max-width: 1000px;
}

.page-about__history-section .page-about__timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  max-width: 900px;
  margin: 0 auto 40px auto;
  padding: 20px 0;
}

.page-about__history-section .page-about__timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  width: 2px;
  height: 100%;
  background: #FFFFFF;
  transform: translateX(-50%);
}

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

.page-about__history-section .page-about__timeline-item:nth-child(odd) {
  align-self: flex-start;
  padding-right: 60px;
  text-align: right;
}

.page-about__history-section .page-about__timeline-item:nth-child(even) {
  align-self: flex-end;
  padding-left: 60px;
  text-align: left;
}

.page-about__history-section .page-about__timeline-item::before {
  content: '';
  position: absolute;
  top: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2px solid #26A9E0;
  transform: translateY(-50%);
}

.page-about__history-section .page-about__timeline-item:nth-child(odd)::before {
  right: -8px;
}

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

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

.page-about__history-section .page-about__timeline-text {
  font-size: 1rem;
  color: #f0f0f0;
}

.page-about__history-section .page-about__content-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
  max-width: 1000px;
}

.page-about__why-choose-us-section .page-about__advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-about__advantage-card {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.1);
}

.page-about__advantage-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-about__card-title {
  font-size: 1.4rem;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-about__team-section .page-about__content-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto 40px auto;
  max-width: 1000px;
}

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

.page-about__value-item {
  text-align: center;
  padding: 20px;
  border: 1px dashed rgba(255,255,255,0.5);
  border-radius: 8px;
}

.page-about__value-title {
  font-size: 1.5rem;
  color: #FFFFFF;
  margin-bottom: 10px;
  font-weight: 600;
}

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

.page-about__commitment-item {
  background-color: #f9f9f9;
  border-left: 4px solid #26A9E0;
  padding: 25px;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.page-about__commitment-item p {
  color: #555555;
}

.page-about__partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
  align-items: center;
  justify-content: center;
}

.page-about__partner-logo {
  width: 100%;
  height: auto;
  max-width: 250px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  filter: grayscale(100%) brightness(150%);
  opacity: 0.8;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.page-about__partner-logo:hover {
  filter: grayscale(0%) brightness(100%);
  opacity: 1;
}

.page-about__tech-info {
  font-size: 1.05rem;
  color: #f0f0f0;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
}

.page-about__partners-tech-section .page-about__content-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
  max-width: 1000px;
}

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

.page-about__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  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: #FFFFFF;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.page-about__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

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

.page-about__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

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

.page-about__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1rem;
  color: #f0f0f0;
  line-height: 1.7;
}

/* General image responsiveness for content areas */
.page-about img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Media Queries --- */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
  .page-about__container {
    padding: 15px;
  }

  .page-about__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-about__section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
  }

  .page-about__mission-vision-section .page-about__content-grid {
    grid-template-columns: 1fr;
  }

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

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

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

  .page-about__history-section .page-about__timeline-item:nth-child(odd)::before {
    right: auto;
    left: 12px;
  }

  .page-about__history-section .page-about__timeline-item:nth-child(even)::before {
    left: 12px;
  }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  .page-about {
    font-size: 16px;
    line-height: 1.6;
  }

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

  /* Hero section */
  .page-about__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-about__hero-image {
    object-fit: contain !important; /* Ensure image is not cropped */
    max-height: none !important; /* Remove fixed height if any */
    aspect-ratio: unset !important;
  }

  .page-about__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 10px;
  }

  .page-about__hero-description {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .page-about__cta-buttons {
    flex-direction: column !important;
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-about__btn-primary,
  .page-about__btn-secondary,
  .page-about a[class*="button"],
  .page-about a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* General content sections */
  .page-about__light-bg, .page-about__dark-section {
    padding: 40px 0;
  }

  .page-about__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 20px;
  }

  .page-about__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }

  .page-about__sub-title {
    font-size: 1.4rem;
  }

  /* Mission/Vision grid */
  .page-about__mission-vision-section .page-about__content-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  /* History timeline */
  .page-about__history-section .page-about__timeline::before {
    left: 15px;
  }

  .page-about__history-section .page-about__timeline-item {
    width: 100%;
    padding-left: 50px;
    text-align: left;
  }

  .page-about__history-section .page-about__timeline-item:nth-child(odd)::before,
  .page-about__history-section .page-about__timeline-item:nth-child(even)::before {
    left: 8px;
  }

  /* Why Choose Us grid */
  .page-about__why-choose-us-section .page-about__advantages-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Team values grid */
  .page-about__team-values {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Commitment grid */
  .page-about__commitment-section .page-about__commitment-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Partners grid */
  .page-about__partners-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-about__partner-logo {
    max-width: 150px;
  }

  .page-about__tech-info {
    font-size: 1rem;
  }

  /* FAQ section */
  .page-about__faq-question {
    font-size: 1.05rem;
    padding: 15px 20px;
  }

  .page-about__faq-answer {
    font-size: 0.95rem;
    padding: 10px 20px 15px;
  }

  /* All images and containers must be responsive for mobile */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__content-grid,
  .page-about__advantages-grid,
  .page-about__team-values,
  .page-about__commitment-grid,
  .page-about__partners-grid,
  .page-about__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }
}