/* style/support.css */
/* 页面完整样式代码 - 注意：所有选择器必须使用BEM命名规则（双下划线__连接） */

:root {
  --primary-color: #017439; /* 主色调 - Green */
  --secondary-color: #FFFFFF; /* 辅助色 - White */
  --register-login-btn-bg: #C30808; /* 注册/登录按钮背景色 - Red */
  --register-login-btn-text: #FFFF00; /* 注册/登录按钮字体色 - Yellow */
  --register-login-btn-bg-hover: #A80707; /* 注册/登录按钮背景色悬停 */
  --text-dark: #333333; /* 深色文字，用于浅色背景 */
  --text-light: #ffffff; /* 浅色文字，用于深色背景 */
  --border-color: #e0e0e0; /* 边框颜色 */
  --background-light: #f9f9f9; /* 浅背景色 */
}

/* 页面内容区域样式 */
.page-support {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark); /* 默认深色文字，因为body背景默认白色 */
  background-color: var(--secondary-color); /* 确保背景色为白色 */
}

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

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

/* Hero Section */
.page-support__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); /* 固定页头与主体间距 */
  background: var(--primary-color); /* 主色调深绿色背景 */
  color: var(--text-light); /* 浅色文字 */
  overflow: hidden; /* 防止内容溢出 */
}

.page-support__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2; /* 确保内容在图片上方 */
}

.page-support__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: var(--text-light); /* 浅色文字 */
  font-weight: bold;
}

.page-support__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 800px;
  color: var(--text-light); /* 浅色文字 */
}

.page-support__hero-image-display {
  width: 100%;
  max-width: 100%;
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
  height: auto;
  display: block;
  margin-top: 40px;
  border-radius: 8px;
  object-fit: cover;
}

/* CTA Buttons */
.page-support__cta-group {
  display: flex;
  flex-wrap: wrap; /* 允许换行 */
  gap: 20px;
  justify-content: center;
  margin-bottom: 30px;
}

.page-support__cta-button {
  display: inline-block;
  padding: 15px 40px;
  text-decoration: none;
  border-radius: 5px;
  font-size: 1.1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box; /* 确保内边距和边框包含在宽度内 */
  white-space: normal; /* 允许文字换行 */
  word-wrap: break-word; /* 允许长单词换行 */
}

.page-support__btn-primary {
  background: var(--register-login-btn-bg); /* 注册/登录按钮背景色 */
  color: var(--register-login-btn-text); /* 注册/登录按钮字体色 */
  border: 2px solid var(--register-login-btn-bg);
}

.page-support__btn-primary:hover {
  background: var(--register-login-btn-bg-hover); /* 悬停效果 */
  border-color: var(--register-login-btn-bg-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-support__btn-secondary {
  background: var(--secondary-color); /* 辅助色白色背景 */
  color: var(--primary-color); /* 主色调深绿色文字 */
  border: 2px solid var(--primary-color);
}

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

/* General Sections */
.page-support__section-title {
  font-size: 2.2em;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: var(--text-dark);
}

.page-support__light-bg {
  background-color: var(--secondary-color); /* 白色背景 */
  color: var(--text-dark); /* 深色文字 */
  padding: 80px 0;
}

.page-support__dark-bg {
  background-color: var(--primary-color); /* 深绿色背景 */
  color: var(--text-light); /* 浅色文字 */
  padding: 80px 0;
}

.page-support__dark-bg .page-support__section-title {
  color: var(--text-light); /* 深色背景下的标题使用浅色文字 */
}

.page-support__dark-bg .page-support__section-description {
  color: var(--text-light); /* 深色背景下的描述使用浅色文字 */
}

/* Contact Methods Section */
.page-support__method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__method-card {
  background: var(--secondary-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__method-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.page-support__card-icon {
  width: 100%;
  max-width: 150px; /* Adjust icon size */
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
  height: auto;
  margin-bottom: 20px;
  display: block;
}

.page-support__card-title {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__card-text {
  font-size: 1em;
  color: var(--text-dark);
  margin-bottom: 25px;
  flex-grow: 1; /* Pushes button to bottom */
}

/* FAQ Section */
.page-support__faq-section {
  padding: 80px 0;
}

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

/* FAQ容器样式 */
.page-support__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
}

/* FAQ默认状态 - 答案隐藏 */
.page-support__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 15px;
  opacity: 0;
}

/* 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-item.active .page-support__faq-answer {
  max-height: 2000px !important; /* 🚨 使用!important确保优先级，值足够大以容纳任何内容 */
  padding: 20px 15px !important;
  opacity: 1;
  background: var(--background-light);
  border-radius: 0 0 5px 5px;
  color: var(--text-dark); /* 确保答案文字颜色 */
}

/* 问题样式 */
.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--secondary-color);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-support__faq-question:hover {
  background: var(--background-light);
  border-color: #d0d0d0;
}

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

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

/* 切换图标 */
.page-support__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color); /* FAQ切换图标使用主色调 */
  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;
}

.page-support__faq-item.active .page-support__faq-toggle {
  color: var(--register-login-btn-bg); /* Active state for toggle icon */
}


/* Resources Section */
.page-support__resources-section {
  padding: 80px 0;
}

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

.page-support__resource-card {
  background: var(--secondary-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.page-support__resource-card img {
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
  height: auto;
  width: 100%;
  max-width: 100%;
  margin-bottom: 20px;
  border-radius: 4px;
}

/* Final CTA Section */
.page-support__cta-final {
  padding: 80px 0;
  text-align: center;
}

.page-support__cta-final .page-support__cta-group {
  margin-top: 40px;
}


/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__hero-title {
    font-size: 2.8em;
  }
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__hero-description,
  .page-support__section-description {
    font-size: 1em;
  }
}

@media (max-width: 768px) {
  .page-support {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 🚨 移动端必须重新设置padding-top，覆盖桌面端样式 */
  .page-support__hero-section {
    padding-top: var(--header-offset, 120px) !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__hero-title {
    font-size: 2em;
  }
  .page-support__hero-description {
    font-size: 0.95em;
  }

  .page-support__section-title {
    font-size: 1.8em;
  }
  .page-support__section-description {
    font-size: 0.9em;
  }

  .page-support__cta-group {
    flex-direction: column; /* 按钮垂直排列 */
    gap: 15px;
  }

  .page-support__cta-button,
  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support a[class*="button"],
  .page-support a[class*="btn"] {
    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;
  }

  .page-support__method-grid,
  .page-support__resource-grid {
    grid-template-columns: 1fr;
  }

  .page-support__method-card,
  .page-support__resource-card {
    padding: 20px;
  }

  /* FAQ mobile */
  .page-support__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-support__faq-question h3 {
    font-size: 1em;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  
  .page-support__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  
  .page-support__faq-answer {
    padding: 0 15px;
  }
  
  .page-support__faq-item.active .page-support__faq-answer {
    padding: 15px !important;
  }

  /* 🚨 移动端图片强制适配 */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__hero-container,
  .page-support__cta-group,
  .page-support__faq-list { /* Added faq-list for mobile padding */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Remove specific padding for elements that might be inside a container already, if needed */
  .page-support__container {
    /* This is already handled by the broader rule above, but if specific sections need different padding, override here */
  }
}

/* Ensure content area images don't go below 200px */
.page-support__method-card img,
.page-support__resource-card img {
  min-width: 200px; /* Enforce minimum size for content images */
  min-height: 200px;
}

/* Color Contrast Fixes */
.page-support__dark-bg {
  background: var(--primary-color);
  color: var(--text-light); /* Forced white text */
}

.page-support__light-bg {
  background: var(--secondary-color);
  color: var(--text-dark); /* Forced dark text */
}

.page-support__dark-bg .page-support__section-title,
.page-support__dark-bg .page-support__section-description,
.page-support__dark-bg .page-support__card-title,
.page-support__dark-bg .page-support__card-text {
  color: var(--text-light);
}

.page-support__card {
  background: var(--secondary-color); /* White background for cards */
  color: var(--text-dark); /* Dark text for cards */
}

/* Ensure button colors */
.page-support__btn-primary {
  background: var(--register-login-btn-bg); /* #C30808 */
  color: var(--register-login-btn-text); /* #FFFF00 */
}

.page-support__btn-secondary {
  background: var(--secondary-color); /* #FFFFFF */
  color: var(--primary-color); /* #017439 */
}