/* style/support-faq.css */
:root {
  --primary-color: #1A2E4E;
  --secondary-color: #FFD700;
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-light: #f8f8f8;
  --bg-dark-section: #1A2E4E;
  --border-light: #e0e0e0;
}

.page-support-faq {
  font-family: 'Arial', sans-serif;
  color: var(--text-dark); /* Default text color for light backgrounds */
  background-color: var(--bg-light); /* Default light background for the page */
  line-height: 1.6;
}

/* Ensure content is not hidden by fixed header */
.page-support-faq__hero-section {
  padding-top: 120px; /* Desktop: Adjust based on actual header height */
  padding-bottom: 60px;
  background-color: var(--bg-light);
  text-align: center;
  position: relative;
  overflow: hidden;
}

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

.page-support-faq__main-title {
  font-size: 42px;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-support-faq__description {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-support-faq__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.page-support-faq__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-support-faq__cta-button--primary {
  background-color: var(--primary-color);
  color: var(--text-light);
  border: 2px solid var(--primary-color);
}

.page-support-faq__cta-button--primary:hover {
  background-color: darken(var(--primary-color), 10%);
  border-color: darken(var(--primary-color), 10%);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.page-support-faq__cta-button--secondary {
  background-color: var(--secondary-color);
  color: var(--primary-color);
  border: 2px solid var(--secondary-color);
}

.page-support-faq__cta-button--secondary:hover {
  background-color: darken(var(--secondary-color), 10%);
  border-color: darken(var(--secondary-color), 10%);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.page-support-faq__hero-image-wrapper {
  margin-top: 30px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.page-support-faq__hero-image {
  width: 100%;
  height: auto;
  display: block;
}

.page-support-faq__section-title {
  font-size: 36px;
  color: var(--text-light);
  margin-bottom: 40px;
  text-align: center;
  font-weight: bold;
}

.page-support-faq__faq-section {
  padding: 80px 20px;
  background-color: var(--bg-dark-section);
  color: var(--text-light);
}

.page-support-faq__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

/* FAQ容器样式 */
.page-support-faq__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* FAQ默认状态 - 答案隐藏 */
.page-support-faq__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 20px;
  opacity: 0;
  background: #f9f9f9;
  color: var(--text-dark);
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-support-faq__faq-item.active .page-support-faq__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng !important để đảm bảo ưu tiên, giá trị đủ lớn */
  padding: 20px !important;
  opacity: 1;
  border-radius: 0 0 8px 8px;
}

/* 问题样式 */
.page-support-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--primary-color);
}

.page-support-faq__faq-question:hover {
  background: #f5f5f5;
  border-color: #d0d0d0;
}

.page-support-faq__faq-question:active {
  background: #eeeeee;
}

/* 问题标题样式 */
.page-support-faq__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* 防止h3标签阻止点击事件 */
}

/* 切换图标 */
.page-support-faq__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-support-faq__faq-item.active .page-support-faq__faq-toggle {
  color: var(--secondary-color);
  transform: rotate(180deg);
}

.page-support-faq__answer-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin-top: 15px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.page-support-faq__advantages-section {
  padding: 80px 20px;
  background-color: var(--bg-light);
  text-align: center;
  color: var(--text-dark);
}

.page-support-faq__advantages-section .page-support-faq__section-title {
  color: var(--primary-color);
}

.page-support-faq__advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto 40px auto;
}

.page-support-faq__advantage-item {
  background: #ffffff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support-faq__advantage-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-support-faq__advantage-item h3 {
  font-size: 22px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support-faq__advantage-item p {
  font-size: 16px;
  color: var(--text-dark);
  line-height: 1.7;
}

.page-support-faq__cta-buttons--bottom {
  margin-top: 40px;
}

.page-support-faq__contact-section {
  padding: 80px 20px;
  background-color: #f0f0f0;
  text-align: center;
  color: var(--text-dark);
}

.page-support-faq__contact-section .page-support-faq__section-title {
  color: var(--primary-color);
}

.page-support-faq__contact-methods {
  display: flex;
  justify-content: center;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.page-support-faq__contact-item {
  background: #ffffff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  flex: 1;
  min-width: 280px;
  max-width: 400px;
}

.page-support-faq__contact-item h3 {
  font-size: 24px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support-faq__contact-item p {
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 25px;
}

.page-support-faq__cta-button--small {
  padding: 12px 25px;
  font-size: 16px;
  border-radius: 6px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support-faq__main-title {
    font-size: 38px;
  }
  .page-support-faq__section-title {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .page-support-faq__hero-section {
    padding-top: 100px !important; /* Mobile: Adjust based on actual header height */
    padding-bottom: 40px;
  }

  .page-support-faq__main-title {
    font-size: 32px;
    margin-bottom: 15px;
  }

  .page-support-faq__description {
    font-size: 16px;
    margin-bottom: 25px;
    padding: 0 10px;
  }

  .page-support-faq__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-support-faq__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px;
    font-size: 16px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support-faq__hero-image-wrapper {
    margin-top: 20px;
    padding: 0 15px;
  }

  .page-support-faq__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support-faq__faq-section,
  .page-support-faq__advantages-section,
  .page-support-faq__contact-section {
    padding: 60px 15px;
  }

  .page-support-faq__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }

  .page-support-faq__faq-item {
    border-radius: 6px;
  }

  .page-support-faq__faq-question {
    padding: 15px;
    border-radius: 6px;
  }

  .page-support-faq__faq-question h3 {
    font-size: 16px;
  }

  .page-support-faq__faq-toggle {
    font-size: 24px;
    width: 28px;
    height: 28px;
  }

  .page-support-faq__faq-item.active .page-support-faq__faq-answer {
    padding: 15px !important;
  }

  .page-support-faq__faq-answer p {
    font-size: 15px;
  }

  .page-support-faq__answer-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    border-radius: 4px;
  }

  .page-support-faq__advantages-grid {
    gap: 20px;
    padding: 0 10px;
  }

  .page-support-faq__advantage-item {
    padding: 25px;
    border-radius: 8px;
  }

  .page-support-faq__advantage-item h3 {
    font-size: 20px;
  }

  .page-support-faq__advantage-item p {
    font-size: 15px;
  }

  .page-support-faq__contact-methods {
    flex-direction: column;
    gap: 20px;
    padding: 0 15px;
  }

  .page-support-faq__contact-item {
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    padding: 25px;
    border-radius: 8px;
  }

  .page-support-faq__contact-item h3 {
    font-size: 22px;
  }

  .page-support-faq__cta-button--small {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 10px 20px;
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .page-support-faq__main-title {
    font-size: 28px;
  }
  .page-support-faq__section-title {
    font-size: 24px;
  }
  .page-support-faq__faq-question h3 {
    font-size: 15px;
  }
  .page-support-faq__advantage-item h3 {
    font-size: 18px;
  }
  .page-support-faq__contact-item h3 {
    font-size: 20px;
  }
}