/* style/about.css */

/* Biến CSS cho màu sắc */
:root {
  --page-about-primary-color: #0A2463;
  --page-about-accent-color: #FFD700;
  --page-about-light-text-color: #F8F8F8;
  --page-about-dark-text-color: #333333;
  --page-about-background-light: #F4F7F6;
  --page-about-background-dark: #0A2463;
}

.page-about {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-about-dark-text-color);
}

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

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

.page-about__bg-dark {
  background-color: var(--page-about-background-dark);
  color: var(--page-about-light-text-color);
}

.page-about__bg-light {
  background-color: var(--page-about-background-light);
}

.page-about__text-light {
  color: var(--page-about-light-text-color);
}

.page-about__text-dark {
  color: var(--page-about-dark-text-color);
}

.page-about__text-accent {
  color: var(--page-about-accent-color);
}

.page-about__text-center {
  text-align: center;
}

.page-about__hero-section {
  background: linear-gradient(135deg, var(--page-about-primary-color) 0%, #1a3a7a 100%);
  padding: 100px 0;
  color: var(--page-about-light-text-color);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-about__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: var(--page-about-accent-color);
  position: relative;
  z-index: 1;
  font-weight: bold;
}

.page-about__hero-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px auto;
  position: relative;
  z-index: 1;
}

.page-about__hero-image {
  width: 100%;
  max-width: 900px;
  height: auto;
  margin-top: 30px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
}

.page-about__section-title {
  font-size: 2.5em;
  color: var(--page-about-primary-color);
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}

.page-about__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--page-about-accent-color);
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-about__bg-dark .page-about__section-title {
  color: var(--page-about-light-text-color);
}

.page-about__content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.page-about__card {
  background-color: #ffffff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

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

.page-about__card-title {
  font-size: 1.8em;
  color: var(--page-about-primary-color);
  margin-bottom: 20px;
  font-weight: bold;
}

.page-about__image-full-width {
  width: 100%;
  height: auto;
  margin-top: 60px;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

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

.page-about__value-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: background-color 0.3s ease;
}

.page-about__value-item:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.page-about__value-title {
  font-size: 1.5em;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-about__image-responsive {
  width: 100%;
  height: auto;
  max-width: 700px;
  margin: 50px auto 0 auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

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

.page-about__team-member-card {
  background-color: #ffffff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-about__team-member-card:hover {
  transform: translateY(-5px);
}

.page-about__team-member-photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 15px;
  border: 4px solid var(--page-about-accent-color);
}

.page-about__team-member-name {
  font-size: 1.6em;
  color: var(--page-about-primary-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-about__team-member-role {
  font-size: 1em;
  color: #666;
}

.page-about__feature-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.page-about__feature-list li {
  background-color: #ffffff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  border-left: 5px solid var(--page-about-accent-color);
  font-size: 1.1em;
  transition: all 0.3s ease;
}

.page-about__feature-list li:hover {
  transform: translateX(5px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-about__feature-list strong {
  color: var(--page-about-primary-color);
}

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

.page-about__cta-section .page-about__section-title {
  margin-bottom: 25px;
}

.page-about__cta-section p {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-about__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
  margin-top: 20px;
}

.page-about__btn-primary {
  background-color: var(--page-about-accent-color);
  color: var(--page-about-primary-color);
  border: 2px solid var(--page-about-accent-color);
}

.page-about__btn-primary:hover {
  background-color: #e6c200;
  transform: translateY(-2px);
}

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

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

.page-about__cta-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  margin-top: 40px;
  border-radius: 8px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.page-about__contact-info p {
  font-size: 1.1em;
  margin-bottom: 10px;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-about__hero-title {
    font-size: 2.8em;
  }
  .page-about__section-title {
    font-size: 2em;
  }
  .page-about__content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-about__hero-title {
    font-size: 2.2em;
  }
  .page-about__hero-description {
    font-size: 1em;
  }
  .page-about__section-spacing {
    padding: 40px 0;
  }
  .page-about__card,
  .page-about__value-item,
  .page-about__team-member-card,
  .page-about__feature-list li {
    padding: 20px;
  }
  .page-about__btn {
    padding: 12px 25px;
    font-size: 1em;
  }
}

@media (max-width: 576px) {
  .page-about__hero-title {
    font-size: 1.8em;
  }
  .page-about__section-title {
    font-size: 1.8em;
  }
  .page-about__team-member-photo {
    width: 100px;
    height: 100px;
  }
  .page-about__team-member-name {
    font-size: 1.4em;
  }
}