/* style/about.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không cần thêm ở đây */

:root {
  --page-about-primary-color: #11A84E;
  --page-about-secondary-color: #22C768;
  --page-about-background-color: #08160F;
  --page-about-card-bg: #11271B;
  --page-about-text-main: #F2FFF6;
  --page-about-text-secondary: #A7D9B8;
  --page-about-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-about-border-color: #2E7A4E;
  --page-about-glow-color: #57E38D;
  --page-about-gold-color: #F2C14E;
  --page-about-divider-color: #1E3A2A;
  --page-about-deep-green-color: #0A4B2C;
}

.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-about-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--page-about-background-color);
}

.page-about__dark-section {
  background-color: var(--page-about-background-color);
  color: var(--page-about-text-main);
}

.page-about__light-bg {
  background-color: #f8f9fa; /* Nền sáng cho các phần cần tương phản cao */
  color: #333333;
}

.page-about__content-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-about__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng nhỏ, body đã xử lý padding-top */
  text-align: center;
  overflow: hidden;
}

.page-about__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Giới hạn chiều cao của ảnh hero */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-about__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-about__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  background-color: rgba(0, 0, 0, 0.5); /* Nền mờ để chữ nổi bật trên ảnh */
  padding: 30px;
  border-radius: 10px;
}

.page-about__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--page-about-gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-about__description {
  font-size: 1.1rem;
  color: var(--page-about-text-main);
  margin-bottom: 30px;
}

.page-about__description-center {
  font-size: 1.1rem;
  color: var(--page-about-text-main);
  margin-bottom: 30px;
  text-align: center;
}

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

.page-about__btn-primary,
.page-about__btn-secondary,
.page-about__btn-tertiary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  text-align: center;
}

.page-about__btn-primary {
  background: var(--page-about-button-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-about__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

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

.page-about__btn-secondary:hover {
  background-color: var(--page-about-gold-color);
  color: var(--page-about-background-color);
  transform: translateY(-2px);
}

.page-about__btn-tertiary {
  background-color: var(--page-about-deep-green-color);
  color: var(--page-about-text-main);
  border: 1px solid var(--page-about-border-color);
  padding: 10px 20px;
  font-size: 0.9rem;
}

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

.page-about__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--page-about-gold-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
}

.page-about__story-section {
  background-color: var(--page-about-light-bg);
  color: #333333;
  padding: 80px 0;
}

.page-about__story-grid {
  display: flex;
  gap: 40px;
  align-items: center;
}

.page-about__story-text {
  flex: 1;
}

.page-about__story-text p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: #555555;
}

.page-about__story-image-wrapper {
  flex: 1;
  min-width: 400px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-about__story-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-about__mission-values-section {
  padding: 80px 0;
}

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

.page-about__value-card {
  background-color: var(--page-about-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-about-border-color);
  color: var(--page-about-text-main);
}

.page-about__value-card .page-about__card-title {
  color: var(--page-about-gold-color);
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.page-about__value-card p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--page-about-text-secondary);
}

.page-about__offerings-section {
  padding: 80px 0;
}

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

.page-about__offering-card {
  background-color: var(--page-about-card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-about-border-color);
  display: flex;
  flex-direction: column;
  color: var(--page-about-text-main);
}

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

.page-about__offering-card .page-about__card-title {
  color: var(--page-about-gold-color);
  font-size: 1.3rem;
  padding: 15px 20px 0;
}

.page-about__offering-card p {
  font-size: 0.95rem;
  line-height: 1.5;
  padding: 10px 20px;
  flex-grow: 1;
  color: var(--page-about-text-secondary);
}

.page-about__offering-card a {
  margin: 0 20px 20px;
}

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

.page-about__commitment-section {
  padding: 80px 0;
}

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

.page-about__commitment-item {
  background-color: var(--page-about-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-about-border-color);
  color: var(--page-about-text-main);
}

.page-about__commitment-icon {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-about__commitment-item .page-about__card-title {
  color: var(--page-about-gold-color);
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.page-about__commitment-item p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--page-about-text-secondary);
  margin-bottom: 15px;
}

.page-about__text-link {
  color: var(--page-about-gold-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-about__text-link:hover {
  color: var(--page-about-primary-color);
}

.page-about__why-choose-us-section {
  padding: 80px 0;
}

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

.page-about__why-item {
  background-color: var(--page-about-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-about-border-color);
  color: var(--page-about-text-main);
}

.page-about__why-item .page-about__card-title {
  color: var(--page-about-gold-color);
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.page-about__why-item p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--page-about-text-secondary);
}

.page-about__future-vision-section {
  padding: 80px 0;
  text-align: center;
}

.page-about__faq-section {
  padding: 80px 0;
}

.page-about__faq-list {
  margin-top: 40px;
}

.page-about__faq-item {
  background-color: var(--page-about-card-bg);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--page-about-border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--page-about-gold-color);
  background-color: var(--page-about-deep-green-color);
  border-bottom: 1px solid var(--page-about-divider-color);
  list-style: none;
}

.page-about__faq-question::-webkit-details-marker {
  display: none;
}

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

.page-about__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--page-about-text-main);
}

.page-about__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--page-about-text-secondary);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-about__story-grid {
    flex-direction: column;
  }
  .page-about__story-image-wrapper {
    min-width: unset;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .page-about__content-container,
  .page-about__hero-section {
    padding: 20px 15px;
  }

  .page-about__hero-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset, đây chỉ là khoảng cách nhỏ */
  }

  .page-about__main-title {
    font-size: 2rem;
  }

  .page-about__description,
  .page-about__description-center {
    font-size: 1rem;
  }

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

  .page-about__btn-primary,
  .page-about__btn-secondary,
  .page-about__btn-tertiary {
    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__section-title {
    font-size: 2rem;
    margin-bottom: 30px;
  }

  .page-about__values-grid,
  .page-about__offerings-grid,
  .page-about__commitment-grid,
  .page-about__why-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-about__offering-card .page-about__card-title,
  .page-about__value-card .page-about__card-title,
  .page-about__commitment-item .page-about__card-title,
  .page-about__why-item .page-about__card-title {
    font-size: 1.2rem;
  }

  .page-about__offering-card p,
  .page-about__value-card p,
  .page-about__commitment-item p,
  .page-about__why-item p {
    font-size: 0.95rem;
  }

  .page-about__offering-image {
    height: 180px;
  }

  .page-about__commitment-icon {
    width: 120px;
    height: 120px;
  }

  .page-about__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

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

  /* Responsive image rules for content area */
  .page-about img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-about__hero-image-wrapper,
  .page-about__story-image-wrapper,
  .page-about__offering-card,
  .page-about__commitment-item,
  .page-about__why-item,
  .page-about__faq-item,
  .page-about__content-container,
  .page-about__hero-section,
  .page-about__story-section,
  .page-about__mission-values-section,
  .page-about__offerings-section,
  .page-about__commitment-section,
  .page-about__why-choose-us-section,
  .page-about__future-vision-section,
  .page-about__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important; /* Ensure no overflow */
  }
  
  /* Add padding to main sections if they lack it */
  .page-about__story-section .page-about__content-container,
  .page-about__mission-values-section .page-about__content-container,
  .page-about__offerings-section .page-about__content-container,
  .page-about__commitment-section .page-about__content-container,
  .page-about__why-choose-us-section .page-about__content-container,
  .page-about__future-vision-section .page-about__content-container,
  .page-about__faq-section .page-about__content-container {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
}

@media (max-width: 480px) {
  .page-about__main-title {
    font-size: 1.8rem;
  }
  .page-about__section-title {
    font-size: 1.6rem;
  }
  .page-about__hero-content {
    padding: 20px;
  }
  .page-about__hero-image-wrapper {
    max-height: 400px;
  }
  .page-about__value-card,
  .page-about__offering-card,
  .page-about__commitment-item,
  .page-about__why-item {
    padding: 20px;
  }
  .page-about__faq-question {
    font-size: 0.95rem;
  }
  .page-about__faq-answer {
    font-size: 0.9rem;
  }
}