/* style/about-us.css */

:root {
  --primary-color: #C61F1F;
  --secondary-color: #E53030;
  --background-color: #140C0C;
  --card-bg-color: #2A1212;
  --text-main-color: #FFF1E8;
  --border-color: #6A1E1E;
  --gold-color: #F3C54D;
  --deep-red-color: #7E0D0D;
  --button-gradient: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
}

/* body đã padding-top: var(--header-offset) từ shared.css, trang này không được thêm */
.page-about-us {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color); /* Sử dụng màu chữ chính cho toàn bộ trang */
  background-color: var(--background-color); /* Màu nền chính của trang */
}

.page-about-us__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-about-us__section-title {
  font-size: 2.8em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: var(--gold-color);
  line-height: 1.2;
  letter-spacing: -0.03em;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-about-us__sub-title {
  font-size: 1.8em;
  font-weight: bold;
  color: var(--gold-color);
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-about-us__paragraph {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: var(--text-main-color);
}

/* Hero Section */
.page-about-us__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column; /* Đảm bảo hình ảnh ở trên, nội dung ở dưới */
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng cách nhỏ, không dùng var(--header-offset) */
  text-align: center;
  overflow: hidden;
  box-sizing: border-box;
}

.page-about-us__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  margin-bottom: 30px;
}

.page-about-us__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.page-about-us__hero-content {
  position: relative; /* Đảm bảo nội dung không bị đè lên ảnh mà vẫn nằm trong luồng */
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.page-about-us__main-title {
  font-size: 3.5em; /* Kích thước lớn trên desktop, sẽ được điều chỉnh trên mobile */
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.05em;
  color: var(--gold-color);
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-about-us__hero-description {
  font-size: 1.3em;
  color: var(--text-main-color);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-about-us__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.page-about-us__btn-primary,
.page-about-us__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-about-us__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(255, 176, 74, 0.4);
}

.page-about-us__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 176, 74, 0.6);
}

.page-about-us__btn-secondary {
  background: #ffffff;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  box-shadow: 0 4px 15px rgba(198, 31, 31, 0.2);
}

.page-about-us__btn-secondary:hover {
  transform: translateY(-3px);
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(198, 31, 31, 0.4);
}

/* General Section Styling */
.page-about-us__mission-vision-section,
.page-about-us__why-choose-us-section,
.page-about-us__social-responsibility-section {
  padding: 80px 0;
  background-color: var(--background-color);
}

.page-about-us__history-milestones-section,
.page-about-us__team-section,
.page-about-us__faq-section,
.page-about-us__cta-section {
  padding: 80px 0;
  background-color: var(--deep-red-color); /* Sử dụng màu đỏ đậm hơn cho các section này */
}

.page-about-us__dark-bg {
  background-color: var(--deep-red-color);
  color: var(--text-main-color);
}

.page-about-us__content-grid {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 40px;
}

.page-about-us__content-grid:nth-child(even) {
  flex-direction: row-reverse;
}

.page-about-us__text-block {
  flex: 1;
}

.page-about-us__image-block {
  flex: 1;
  text-align: center;
}

.page-about-us__content-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  display: block;
  margin: 0 auto;
}

/* Milestones */
.page-about-us__milestones-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: center;
}

.page-about-us__milestone-item {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

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

.page-about-us__milestone-year {
  font-size: 2.5em;
  color: var(--gold-color);
  font-weight: bold;
  margin-bottom: 15px;
}

.page-about-us__milestone-description {
  font-size: 1.1em;
  color: var(--text-main-color);
}

.page-about-us__history-image {
  margin-top: 60px;
}

/* Why Choose Us */
.page-about-us__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-about-us__card {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-about-us__card:hover {
  transform: translateY(-5px);
}

.page-about-us__card-title {
  font-size: 1.5em;
  color: var(--gold-color);
  font-weight: bold;
  margin-bottom: 15px;
}

.page-about-us__card-text {
  font-size: 1em;
  color: var(--text-main-color);
  flex-grow: 1;
}

.page-about-us__benefits-image {
  margin-top: 60px;
}

/* Team Section */
.page-about-us__team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: center;
}

.page-about-us__team-member-card {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-about-us__team-member-photo {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
  border: 3px solid var(--gold-color);
}

.page-about-us__team-member-name {
  font-size: 1.6em;
  color: var(--gold-color);
  font-weight: bold;
  margin-bottom: 5px;
}

.page-about-us__team-member-role {
  font-size: 1.1em;
  color: var(--text-main-color);
}

/* FAQ Section */
.page-about-us__faq-list {
  margin-top: 50px;
}

.page-about-us__faq-item {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  color: var(--text-main-color);
}

.page-about-us__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: var(--gold-color);
  cursor: pointer;
  list-style: none; /* Hide default marker for summary */
}

.page-about-us__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-about-us__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--gold-color);
  margin-left: 15px;
}

.page-about-us__faq-answer {
  padding: 0 25px 20px;
  font-size: 1.1em;
  line-height: 1.6;
  color: var(--text-main-color);
}

.page-about-us__faq-answer p {
  margin-bottom: 0; /* Remove default paragraph margin */
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
  .page-about-us__main-title {
    font-size: 3em;
  }
  .page-about-us__section-title {
    font-size: 2.2em;
  }
  .page-about-us__sub-title {
    font-size: 1.6em;
  }
  .page-about-us__hero-description {
    font-size: 1.1em;
  }
  .page-about-us__content-grid {
    flex-direction: column;
  }
  .page-about-us__content-grid:nth-child(even) {
    flex-direction: column;
  }
}

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

  .page-about-us__main-title {
    font-size: 2.2em !important;
    line-height: 1.2 !important;
  }

  .page-about-us__section-title {
    font-size: 1.8em !important;
    margin-bottom: 30px !important;
  }

  .page-about-us__sub-title {
    font-size: 1.4em !important;
  }

  .page-about-us__paragraph,
  .page-about-us__hero-description,
  .page-about-us__milestone-description,
  .page-about-us__card-text,
  .page-about-us__team-member-role,
  .page-about-us__faq-answer {
    font-size: 1em !important;
  }

  .page-about-us__hero-section,
  .page-about-us__mission-vision-section,
  .page-about-us__history-milestones-section,
  .page-about-us__why-choose-us-section,
  .page-about-us__team-section,
  .page-about-us__social-responsibility-section,
  .page-about-us__faq-section,
  .page-about-us__cta-section {
    padding: 40px 0 !important;
  }

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

  /* Image responsiveness */
  .page-about-us img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Button responsiveness */
  .page-about-us__cta-buttons {
    flex-direction: column !important;
    gap: 15px !important;
  }

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

  .page-about-us__milestones-list,
  .page-about-us__benefits-grid,
  .page-about-us__team-grid {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .page-about-us__team-member-photo {
    width: 150px;
    height: 150px;
  }

  .page-about-us__faq-question {
    padding: 15px 20px !important;
    font-size: 1.1em !important;
  }

  .page-about-us__faq-answer {
    padding: 0 20px 15px !important;
  }
}

/* No CSS filter for images */
.page-about-us img {
  filter: none; /* Ensure no filters are applied */
}

/* Ensure content area images are not too small */
.page-about-us__content-area img,
.page-about-us__mission-vision-section img,
.page-about-us__history-milestones-section img,
.page-about-us__why-choose-us-section img,
.page-about-us__team-section img,
.page-about-us__social-responsibility-section img {
  min-width: 200px;
  min-height: 200px;
}