/* style/about.css */
:root {
  --primary-color: #CC0000; /* W88 Red */
  --secondary-color: #FFD700; /* Gold */
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-light: #f8f8f8;
  --bg-dark: var(--dark-bg-1); /* From shared.css */
  --border-light: #e0e0e0;
}

.page-about {
  font-family: 'Arial', sans-serif;
  line-height: 1.7;
  color: var(--text-light); /* Default to light text for dark body bg */
  background-color: var(--bg-dark); /* Inherits from body via shared.css */
}

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

.page-about__intro-section {
  padding: 120px 0 60px; /* Desktop padding-top for fixed header */
  background: var(--bg-dark);
  color: var(--text-light);
  text-align: center;
}

.page-about__title {
  font-size: 3.2em;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-about__description {
  font-size: 1.2em;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto 40px;
  color: var(--text-light);
}

.page-about__description strong {
  color: var(--secondary-color);
}

.page-about__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-about__image-content-middle {
  width: 100%;
  max-width: 800px;
  height: auto;
  display: block;
  margin: 40px auto 0;
  border-radius: 10px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.page-about__mission-values-section,
.page-about__responsibility-section {
  padding: 80px 0;
  background: var(--primary-color);
  color: var(--text-light);
}

.page-about__security-section {
  padding: 80px 0;
  background: var(--bg-dark);
  color: var(--text-light);
}

.page-about__customer-service-section {
  padding: 80px 0;
  background: var(--bg-light);
  color: var(--text-dark);
}

.page-about__customer-service-section .page-about__subtitle,
.page-about__customer-service-section .page-about__channel-title {
  color: var(--primary-color);
}

.page-about__customer-service-section p {
  color: var(--text-dark);
}

.page-about__future-vision-section {
  padding: 80px 0;
  background: var(--bg-dark);
  color: var(--text-light);
  text-align: center;
}

.page-about__subtitle {
  font-size: 2.5em;
  font-weight: bold;
  color: var(--secondary-color);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

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

.page-about__card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-about__card-title {
  font-size: 1.8em;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-about__card p,
.page-about__card li {
  font-size: 1.1em;
  color: var(--text-light);
  line-height: 1.6;
}

.page-about__card ul {
  list-style-type: disc;
  margin-left: 20px;
}

.page-about__list li {
  margin-bottom: 10px;
}

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

.page-about__feature-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  text-align: center;
}

.page-about__feature-title {
  font-size: 1.6em;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-about__feature-item p {
  font-size: 1.05em;
  color: var(--text-light);
}

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

.page-about__channel-item {
  background: #ffffff;
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.page-about__channel-title {
  font-size: 1.6em;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-about__channel-item p {
  font-size: 1.05em;
  color: var(--text-dark);
  margin-bottom: 25px;
}

.page-about__cta-button {
  display: inline-block;
  padding: 12px 30px;
  background: var(--primary-color);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 5px;
  font-size: 1.1em;
  font-weight: bold;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.page-about__cta-button:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-about__btn-primary {
  background: var(--primary-color);
  color: var(--text-light);
}

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

.page-about__responsibility-list {
  list-style-type: none;
  padding: 0;
  text-align: left;
  max-width: 800px;
  margin: 40px auto 0;
}

.page-about__responsibility-list li {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  font-size: 1.1em;
  color: var(--text-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-about__responsibility-list li::before {
  content: '✓';
  color: var(--secondary-color);
  font-weight: bold;
  margin-right: 15px;
  font-size: 1.3em;
}

.page-about__faq-section {
  padding: 80px 0;
  background: var(--bg-dark);
  color: var(--text-light);
}

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

.page-about__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-about__faq-question:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
}

.page-about__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-light);
  pointer-events: none;
}

.page-about__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--secondary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 20px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-about__faq-item.active .page-about__faq-toggle {
  color: var(--secondary-color);
  transform: rotate(45deg);
}

.page-about__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 25px;
  opacity: 0;
  background: rgba(0, 0, 0, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 0 0 8px 8px;
}

.page-about__faq-item.active .page-about__faq-answer {
  max-height: 2000px !important;
  padding: 20px 25px !important;
  opacity: 1;
  color: var(--text-light);
}

.page-about__faq-answer p {
  font-size: 1em;
  line-height: 1.6;
  margin-bottom: 10px;
  color: var(--text-light);
}

.page-about__faq-answer a {
  color: var(--secondary-color);
  text-decoration: underline;
}

.page-about__faq-answer a:hover {
  color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-about__title {
    font-size: 2.5em;
  }
  .page-about__subtitle {
    font-size: 2em;
  }
  .page-about__card-title,
  .page-about__feature-title,
  .page-about__channel-title {
    font-size: 1.5em;
  }
  .page-about__description,
  .page-about__card p,
  .page-about__card li,
  .page-about__feature-item p,
  .page-about__channel-item p,
  .page-about__responsibility-list li {
    font-size: 1em;
  }
  .page-about__faq-question h3 {
    font-size: 1.1em;
  }
  .page-about__faq-toggle {
    font-size: 24px;
  }
}

@media (max-width: 768px) {
  .page-about__intro-section {
    padding: 100px 0 40px !important; /* Mobile padding-top for fixed header */
  }
  .page-about__container {
    padding: 0 15px;
  }
  .page-about__title {
    font-size: 2em;
  }
  .page-about__subtitle {
    font-size: 1.8em;
  }
  .page-about__grid-layout,
  .page-about__security-features,
  .page-about__service-channels {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-about__card,
  .page-about__feature-item,
  .page-about__channel-item {
    padding: 20px;
  }
  .page-about__cta-button {
    padding: 10px 20px;
    font-size: 1em;
  }
  .page-about__image-full-width,
  .page-about__image-content-middle {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
  }
  .page-about__faq-question {
    padding: 15px 20px;
  }
  .page-about__faq-question h3 {
    font-size: 1em;
  }
  .page-about__faq-toggle {
    font-size: 20px;
    width: 28px;
    height: 28px;
  }
  .page-about__faq-answer {
    padding: 0 20px;
  }
  .page-about__faq-item.active .page-about__faq-answer {
    padding: 15px 20px !important;
  }
  .page-about__responsibility-list li {
    padding: 12px 15px;
    font-size: 0.95em;
  }
  .page-about__responsibility-list li::before {
    font-size: 1.2em;
    margin-right: 10px;
  }
}

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

@media (max-width: 768px) {
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__intro-section,
  .page-about__mission-values-section,
  .page-about__security-section,
  .page-about__customer-service-section,
  .page-about__responsibility-section,
  .page-about__future-vision-section,
  .page-about__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Adjust padding-top for the first section on mobile specifically */
  .page-about__intro-section {
    padding-top: 100px !important; /* Mobile: Ensure content is not hidden by fixed header */
  }
}