/* style/about.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, trang này KHÔNG được lặp lại */

:root {
  --ball88-main-color: #11A84E;
  --ball88-accent-color: #22C768;
  --ball88-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --ball88-card-bg: #11271B;
  --ball88-background: #08160F;
  --ball88-text-main: #F2FFF6;
  --ball88-text-secondary: #A7D9B8;
  --ball88-border-color: #2E7A4E;
  --ball88-glow-color: #57E38D;
  --ball88-gold-color: #F2C14E;
  --ball88-divider-color: #1E3A2A;
  --ball88-deep-green-color: #0A4B2C;
}

.page-about {
  font-family: Arial, sans-serif;
  color: var(--ball88-text-main); /* Text Main cho nền tối của body */
  background-color: var(--ball88-background); /* Nền tối cho body */
}

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

.page-about__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  max-width: 1920px; /* Kích thước tối đa của hình ảnh */
  margin-bottom: 30px;
  border-radius: 10px;
}

.page-about__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-about__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--ball88-gold-color); /* Sử dụng màu vàng cho tiêu đề chính */
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5); /* Glow */
}

.page-about__lead-paragraph {
  font-size: 1.2rem;
  color: var(--ball88-text-secondary); /* Text Secondary */
  margin-bottom: 30px;
  line-height: 1.6;
}

.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: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal; /* Cho phép văn bản nút xuống dòng */
  word-wrap: break-word;
}

.page-about__btn-primary {
  background: var(--ball88-button-gradient);
  color: var(--ball88-text-main); /* Màu chữ chính cho nút */
  border: 2px solid var(--ball88-main-color);
}

.page-about__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(87, 227, 141, 0.4); /* Glow */
}

.page-about__btn-secondary {
  background-color: transparent;
  color: var(--ball88-main-color); /* Màu chính cho nút phụ */
  border: 2px solid var(--ball88-main-color);
}

.page-about__btn-secondary:hover {
  background-color: var(--ball88-main-color);
  color: var(--ball88-text-main); /* Màu chữ chính khi hover */
  box-shadow: 0 5px 15px rgba(17, 168, 78, 0.4);
}

.page-about__section {
  padding: 60px 20px;
  text-align: center;
  box-sizing: border-box;
}

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

.page-about__section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--ball88-gold-color); /* Màu vàng cho tiêu đề phần */
  margin-bottom: 40px;
  line-height: 1.3;
  font-weight: 600;
  text-shadow: 0 0 8px rgba(87, 227, 141, 0.3);
}

.page-about__text-block {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--ball88-text-secondary); /* Text Secondary */
  margin-bottom: 20px;
  text-align: left;
}

.page-about__link {
  color: var(--ball88-main-color);
  text-decoration: none;
  font-weight: 600;
}

.page-about__link:hover {
  text-decoration: underline;
  color: var(--ball88-accent-color);
}

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

.page-about__feature-card,
.page-about__commitment-item {
  background-color: var(--ball88-card-bg); /* Nền thẻ */
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--ball88-border-color);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-about__card-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-about__card-title {
  font-size: 1.5rem;
  color: var(--ball88-text-main); /* Text Main */
  margin-bottom: 15px;
  line-height: 1.4;
  font-weight: 600;
}

.page-about__card-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ball88-text-secondary); /* Text Secondary */
  margin-bottom: 10px;
}

.page-about__faq-section {
  background-color: var(--ball88-deep-green-color); /* Deep Green */
}

.page-about__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
  text-align: left;
}

.page-about__faq-item {
  background-color: var(--ball88-card-bg); /* Nền thẻ */
  border: 1px solid var(--ball88-border-color);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--ball88-text-main); /* Text Main */
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ball88-gold-color); /* Màu vàng cho câu hỏi FAQ */
  background-color: rgba(0, 0, 0, 0.2); /* Hơi tối hơn */
  transition: background-color 0.3s ease;
  list-style: none; /* Dành cho details/summary */
}

.page-about__faq-question::-webkit-details-marker {
  display: none; /* Ẩn marker mặc định của details/summary */
}

.page-about__faq-question:hover {
  background-color: rgba(0, 0, 0, 0.3);
}

.page-about__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--ball88-glow-color); /* Glow */
}

.page-about__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ball88-text-secondary); /* Text Secondary */
}

/* Details open state for FAQ */
.page-about__faq-item[open] .page-about__faq-question {
  background-color: rgba(0, 0, 0, 0.3);
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
  .page-about__hero-image {
    width: 100%;
    height: auto;
    max-height: 500px;
  }
  .page-about__main-title {
    font-size: clamp(2rem, 3.8vw, 3rem);
  }
  .page-about__section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
  }
}

@media (max-width: 768px) {
  .page-about__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-about__hero-image {
    max-height: 400px;
    min-width: 200px;
    min-height: 200px;
  }

  .page-about__hero-content {
    padding: 15px;
  }

  .page-about__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .page-about__lead-paragraph {
    font-size: 1rem;
  }

  .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;
  }

  .page-about__section {
    padding: 40px 15px;
  }

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

  .page-about__section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    margin-bottom: 30px;
  }

  .page-about__text-block,
  .page-about__card-text {
    font-size: 0.95rem;
  }

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

  .page-about__feature-card,
  .page-about__commitment-item {
    padding: 25px;
  }

  .page-about__card-image {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-about__card-title {
    font-size: 1.3rem;
  }

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

  .page-about__faq-answer {
    padding: 0 20px 15px;
    font-size: 0.9rem;
  }

  /* Ensure all images are responsive */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Ensure all containers with images/buttons/videos are responsive */
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__cta-buttons,
  .page-about__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .page-about__hero-section {
    padding: 30px 10px;
    padding-top: 10px !important;
  }
  .page-about__section {
    padding: 30px 10px;
  }
  .page-about__container {
    padding-left: 10px;
    padding-right: 10px;
  }
  .page-about__main-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }
  .page-about__lead-paragraph {
    font-size: 0.9rem;
  }
  .page-about__section-title {
    font-size: clamp(1.3rem, 6vw, 1.8rem);
  }
  .page-about__faq-question {
    font-size: 0.95rem;
    padding: 12px 15px;
  }
  .page-about__faq-answer {
    padding: 0 15px 12px;
  }
}