/* style/faq.css */

:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --text-color-light: #FFFFFF;
  --text-color-dark: #333333;
  --bg-color-light: #FFFFFF;
  --bg-color-dark: #017439;
  --button-register-bg: #C30808;
  --button-login-bg: #C30808;
  --button-login-register-text: #FFFF00;
}

.page-faq {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark);
  background-color: var(--bg-color-light);
}

.page-faq__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px); /* Ensure space below fixed header */
  color: var(--text-color-light);
  background-color: var(--bg-color-dark);
}

.page-faq__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-faq__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  margin-bottom: 30px;
}

.page-faq__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--text-color-light);
}

.page-faq__hero-description {
  font-size: 1.2em;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto 30px;
  color: var(--text-color-light);
}

.page-faq__hero-image {
  width: 100%;
  max-width: 800px; /* Adjust max-width for better visual balance */
  margin-top: 30px;
}

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

.page-faq__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--button-register-bg);
  color: var(--button-login-register-text);
  text-decoration: none;
  border-radius: 5px;
  font-size: 1.1em;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  border: none;
}

.page-faq__cta-button:hover {
  background: darken(var(--button-register-bg), 10%); /* Example for hover */
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-faq__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  background-color: var(--bg-color-light);
  color: var(--text-color-dark);
}

.page-faq__section-header {
  text-align: center;
  margin-bottom: 50px;
}

.page-faq__section-title {
  font-size: 2.2em;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-faq__section-subtitle {
  font-size: 1.1em;
  max-width: 700px;
  margin: 0 auto;
}

.page-faq__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* FAQ容器样式 */
.page-faq__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.page-faq__faq-item.active {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* FAQ默认状态 - 答案隐藏 */
.page-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-color-dark);
  font-size: 0.95em;
}

/* FAQ展开状态 - 🚨 使用!important và đủ lớn max-height để đảm bảo mở rộng */
.page-faq__faq-item.active .page-faq__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng!important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px !important;
  opacity: 1;
  background: #f9f9f9;
  border-radius: 0 0 8px 8px;
}

/* 问题样式 */
.page-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--secondary-color);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

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

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

/* 问题标题样式 */
.page-faq__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  color: var(--primary-color);
  pointer-events: none; /* 防止h3标签阻止点击事件 */
}

/* 切换图标 */
.page-faq__faq-toggle {
  font-size: 24px;
  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: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--primary-color);
}

.page-faq__faq-item.active .page-faq__faq-toggle {
  color: var(--text-color-dark);
  transform: rotate(45deg);
  border-color: var(--text-color-dark);
}

.page-faq__faq-answer p {
  margin-bottom: 10px;
}

.page-faq__faq-answer p:last-child {
  margin-bottom: 0;
}

.page-faq__image-in-answer {
  margin-top: 15px;
  border-radius: 6px;
  max-width: 100%;
  height: auto;
  display: block;
}

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

.page-faq__cta-container {
  max-width: 900px;
  margin: 0 auto;
}

.page-faq__cta-title {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: var(--text-color-light);
}

.page-faq__cta-description {
  font-size: 1.1em;
  line-height: 1.7;
  margin-bottom: 40px;
  color: var(--text-color-light);
}

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

.page-faq__btn-primary,
.page-faq__btn-secondary {
  display: inline-block;
  padding: 15px 35px;
  text-decoration: none;
  border-radius: 5px;
  font-size: 1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-faq__btn-primary {
  background: var(--button-register-bg);
  color: var(--button-login-register-text);
  border: 2px solid var(--button-register-bg);
}

.page-faq__btn-primary:hover {
  background: darken(var(--button-register-bg), 10%);
  border-color: darken(var(--button-register-bg), 10%);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

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

.page-faq__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-faq__button-small {
  padding: 10px 20px;
  font-size: 0.9em;
  margin-top: 15px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-faq__hero-title {
    font-size: 2.2em;
  }
  .page-faq__hero-description {
    font-size: 1.1em;
  }
  .page-faq__section-title {
    font-size: 1.8em;
  }
  .page-faq__cta-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-faq__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-faq__hero-title {
    font-size: 1.8em;
  }
  .page-faq__hero-description {
    font-size: 1em;
  }
  .page-faq__cta-button {
    padding: 12px 30px;
    font-size: 1em;
    width: 100% !important;
    max-width: 100% !important;
  }

  .page-faq__content-area {
    padding: 40px 15px;
  }
  .page-faq__section-title {
    font-size: 1.6em;
  }
  .page-faq__section-subtitle {
    font-size: 0.95em;
  }
  .page-faq__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  .page-faq__faq-question h3 {
    font-size: 1em;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  .page-faq__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  .page-faq__faq-answer {
    padding: 0 15px;
  }
  .page-faq__faq-item.active .page-faq__faq-answer {
    padding: 15px !important;
  }

  .page-faq__cta-section {
    padding: 60px 15px;
  }
  .page-faq__cta-title {
    font-size: 1.8em;
  }
  .page-faq__cta-description {
    font-size: 1em;
  }
  .page-faq__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-faq__btn-primary,
  .page-faq__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Image responsive rules */
  .page-faq img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-faq__hero-image img,
  .page-faq__image-in-answer {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-faq__section,
  .page-faq__card,
  .page-faq__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* Color contrast safety */
.page-faq__dark-bg {
  background: var(--bg-color-dark);
  color: var(--text-color-light);
}

.page-faq__light-bg {
  background: var(--bg-color-light);
  color: var(--text-color-dark);
}

.page-faq p,
.page-faq li {
  color: var(--text-color-dark);
}

.page-faq__card {
  background: var(--secondary-color);
  color: var(--text-color-dark);
  border: 1px solid #e0e0e0;
}

.page-faq__btn-primary {
  background: var(--button-register-bg);
  color: var(--button-login-register-text);
}

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

/* No filter on images */
.page-faq img {
  filter: none; /* Ensure no CSS filter is applied */
}