/**
 * 全局搜索样式
 *
 * @package     block-canvas Child
 * @subpackage  Assets
 * @author      JoshuaWang2019
 * @version     1.0.0
 * @since       2025-01-21
 */

/* ==========================================================================
   全局搜索容器
   ========================================================================== */
/* 搜索区域布局优化 */
.search-hero-section {
  padding: var(--spacing-lg, 24px) 0 var(--spacing-md, 16px) 0;
  margin-bottom: var(--spacing-lg, 24px);
}

.search-hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: var(--font-size-3xl, 30px);
  font-weight: var(--font-weight-bold, 600);
  color: var(--theme-gray-800, #1f2937);
  margin: 0 0 var(--spacing-sm, 8px) 0;
}

.hero-description {
  font-size: var(--font-size-lg, 18px);
  color: var(--theme-gray-600, #4b5563);
  margin: 0 0 var(--spacing-lg, 24px) 0;
}

.global-search-container {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  z-index: 1; /* 极低的z-index，确保绝对不会遮盖WordPress任何组件 */
}

/* ==========================================================================
   搜索表单
   ========================================================================== */
.search-form-wrapper {
  background: var(--card-bg, #ffffff);
  border-radius: var(--card-radius, 12px);
  box-shadow: var(--card-shadow, 0 4px 12px rgba(0, 0, 0, 0.15));
  padding: var(--spacing-lg, 24px);
  border: var(--card-border, 1px solid #e5e7eb);
}

.global-search-form {
  width: 100%;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  background: var(--theme-gray-50, #f9fafb);
  border: 2px solid var(--theme-gray-200, #e5e7eb);
  border-radius: var(--border-radius-lg, 12px);
  overflow: hidden;
  transition: all var(--transition-base, 0.2s ease);
  min-height: 56px;
}

.search-input-wrapper:focus-within {
  border-color: var(--theme-primary, #3b82f6);
  box-shadow: 0 0 0 3px var(--theme-primary-light, rgba(59, 130, 246, 0.1));
}

.search-input {
  flex: 1;
  padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
  border: none;
  background: transparent;
  font-size: var(--font-size-lg, 18px);
  color: var(--theme-gray-800, #1f2937);
  outline: none;
  font-family: inherit;
  line-height: 1.5;
}

.search-input::placeholder {
  color: var(--theme-gray-500, #6b7280);
  font-style: italic;
}

.search-button {
  padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
  background: var(--theme-primary, #3b82f6);
  border: none;
  color: white;
  cursor: pointer;
  transition: background-color var(--transition-base, 0.2s ease);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  height: 56px;
  border-radius: 0 var(--border-radius-lg, 12px) var(--border-radius-lg, 12px) 0;
}

.search-button:hover {
  background: var(--theme-primary-dark, #2563eb);
}

.search-button:active {
  transform: translateY(1px);
}

.search-icon {
  font-size: var(--font-size-xl, 20px);
  line-height: 1;
}

/* ==========================================================================
   搜索结果浮窗
   ========================================================================== */

/* 背景遮罩 - 改为局部非全屏模式 */
.search-results-overlay {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: transparent; /* 完全移除背景遮罩 */
  z-index: 50; /* 适中的z-index，确保不与WordPress组件冲突 */
  display: none;
  margin-top: 8px; /* 增加顶部间距，避免紧贴搜索框 */
}

.search-results-overlay.show {
  display: flex;
}

/* 搜索结果弹窗 */
.search-results-modal {
  background: var(--card-bg, #ffffff);
  border-radius: var(--card-radius, 12px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: var(--card-border, 1px solid #e5e7eb);
  width: 100%;
  max-width: 1000px;
  max-height: var(--modal-max-height, 70vh); /* 支持动态高度变量 */
  overflow: hidden;
  position: relative;
  margin: 0 auto; /* 居中显示 */
}

/* 弹窗头部 */
.search-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg, 24px);
  border-bottom: 1px solid var(--theme-gray-200, #e5e7eb);
  background: var(--theme-gray-50, #f9fafb);
}

.search-results-header h3 {
  margin: 0;
  font-size: var(--font-size-xl, 20px);
  font-weight: var(--font-weight-bold, 600);
  color: var(--theme-gray-800, #1f2937);
}

.close-search {
  background: none;
  border: none;
  color: var(--theme-gray-500, #6b7280);
  cursor: pointer;
  padding: var(--spacing-sm, 8px);
  border-radius: var(--border-radius, 6px);
  transition: all var(--transition-base, 0.2s ease);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 18px;
}

.close-search:hover {
  background: var(--theme-gray-200, #e5e7eb);
  color: var(--theme-gray-700, #374151);
}

/* 搜索结果容器（原有的，现在改为弹窗内容） */
.search-results-container {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card-bg, #ffffff);
  border-radius: var(--card-radius, 12px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border: var(--card-border, 1px solid #e5e7eb);
  margin-top: var(--spacing-sm, 8px);
  max-height: 80vh;
  overflow-y: auto;
  z-index: 50; /* 进一步降低z-index，确保不冲突 */
}

.search-loading {
  padding: var(--spacing-xl, 32px);
  text-align: center;
  color: var(--theme-gray-600, #4b5563);
  font-size: var(--font-size-lg, 18px);
}

.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--theme-gray-300, #d1d5db);
  border-radius: 50%;
  border-top-color: var(--theme-primary, #3b82f6);
  animation: spin 1s ease-in-out infinite;
  margin-bottom: var(--spacing-sm, 8px);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.search-loading p {
  margin: 0;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* ==========================================================================
   搜索结果内容
   ========================================================================== */
.search-results-content {
  padding: var(--spacing-lg);
}

.search-summary {
  padding: var(--spacing-md) 0;
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--theme-gray-600);
  border-bottom: 1px solid var(--theme-gray-200);
}

.search-section {
  margin-bottom: var(--spacing-xl);
}

.search-section:last-child {
  margin-bottom: 0;
}

.search-section .section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--theme-gray-800);
  margin: 0 0 var(--spacing-md) 0;
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--theme-gray-200); /* 改为灰色，与首页一致 */
}

/* 搜索结果内容样式 */
.search-results-content-modal {
  padding: var(--spacing-lg, 24px);
  max-height: var(--modal-content-height, 60vh); /* 支持动态高度变量 */
  overflow-y: auto;
}

/* 防止背景滚动 */
body.search-modal-open {
  overflow: hidden;
}

/* 浮窗内部内容样式 */
.search-results-content-modal .search-summary {
  padding: var(--spacing-md, 16px) 0;
  margin-bottom: var(--spacing-lg, 24px);
  font-size: var(--font-size-sm, 14px);
  color: var(--theme-gray-600, #4b5563);
  border-bottom: 1px solid var(--theme-gray-200, #e5e7eb);
}

.search-results-content-modal .search-section {
  margin-bottom: var(--spacing-xl, 32px);
}

.search-results-content-modal .search-section:last-child {
  margin-bottom: 0;
}

.search-results-content-modal .section-title {
  font-size: var(--font-size-xl, 20px);
  font-weight: var(--font-weight-bold, 600);
  color: var(--theme-gray-800, #1f2937);
  margin: 0 0 var(--spacing-md, 16px) 0;
  padding-bottom: var(--spacing-sm, 8px);
  border-bottom: 2px solid var(--theme-gray-200, #e5e7eb); /* 改为灰色，与首页一致 */
}

/* 错误和空状态样式 */
.search-error,
.no-results {
  text-align: center;
  padding: var(--spacing-xl, 32px);
  color: var(--theme-gray-600, #4b5563);
}

.search-error p,
.no-results p {
  margin: 0 0 var(--spacing-sm, 8px) 0;
  font-size: var(--font-size-lg, 18px);
}

.search-tips {
  font-size: var(--font-size-sm, 14px);
  color: var(--theme-gray-500, #6b7280);
}

/* 复用首页网格容器样式 */
.search-results-content-modal .homepage-grid-container {
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: var(--spacing-sm, 8px);
  scrollbar-width: thin;
}

.search-results-content-modal .homepage-grid-container::-webkit-scrollbar {
  height: 4px;
}

.search-results-content-modal
  .homepage-grid-container::-webkit-scrollbar-track {
  background: var(--theme-gray-100);
  border-radius: 2px;
}

.search-results-content-modal
  .homepage-grid-container::-webkit-scrollbar-thumb {
  background: var(--theme-gray-400);
  border-radius: 2px;
}

/* 搜索结果网格布局 */
.search-section .messages-grid,
.search-section .hymns-grid,
.search-section .ebooks-grid,
.search-section .software-grid {
  display: flex !important;
  gap: var(--spacing-lg, 24px) !important;
  margin: 0 !important;
  padding: 0 !important;
  width: max-content !important;
  min-width: max-content !important;
  /* 强制覆盖任何 grid 样式 */
  grid-template-columns: unset !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  justify-content: flex-start !important;
  align-items: stretch !important;
}

/* 搜索结果网格的homepage版本 */
.search-section .homepage-messages-grid,
.search-section .homepage-hymns-grid,
.search-section .homepage-ebooks-grid,
.search-section .homepage-software-grid {
  display: flex !important;
  gap: var(--spacing-lg, 24px) !important;
  margin: 0 !important;
  padding: 0 !important;
  width: max-content !important;
  min-width: max-content !important;
  grid-template-columns: unset !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  justify-content: flex-start !important;
  align-items: stretch !important;
}

/* ==========================================================================
   搜索结果卡片样式
   ========================================================================== */

/* 搜索结果中的卡片容器 */
.search-section .message-item,
.search-section .hymn-item,
.search-section .ebook-item,
.search-section .software-item {
  width: 280px;
  min-width: 280px;
  max-width: 280px;
  flex-shrink: 0;
}

/* 搜索结果中的卡片链接 */
.search-section .message-link,
.search-section .hymn-link,
.search-section .ebook-link,
.search-section .software-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

/* 搜索结果中的卡片主体 */
.search-section .message-card,
.search-section .hymn-card,
.search-section .ebook-card,
.search-section .software-card {
  display: flex !important;
  flex-direction: column !important;
  height: 100% !important;
  background: var(--card-bg);
  border-radius: var(--card-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: var(--card-border);
  transition: all var(--transition-base);
}

.search-section .message-card:hover,
.search-section .hymn-card:hover,
.search-section .ebook-card:hover,
.search-section .software-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
}

/* 搜索结果中的图片容器 */
.search-section .message-image-wrapper,
.search-section .hymn-image-wrapper,
.search-section .ebook-image-wrapper,
.search-section .software-image-wrapper {
  width: 100% !important;
  height: 180px !important;
  overflow: hidden !important;
  position: relative !important;
  background-color: var(--theme-gray-100);
}

/* 搜索结果中的特色图片 */
.search-section .message-feature-image,
.search-section .hymn-feature-image,
.search-section .ebook-feature-image,
.search-section .software-feature-image {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  object-position: center !important;
  transition: transform 0.3s ease !important;
}

/* 搜索结果中的卡片内容 */
.search-section .message-content,
.search-section .hymn-content,
.search-section .ebook-content,
.search-section .software-content {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* 搜索结果中的标题 */
.search-section .message-title,
.search-section .hymn-title,
.search-section .ebook-title,
.search-section .software-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--theme-text-primary);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* 搜索结果中的日期 */
.search-section .message-date,
.search-section .hymn-date,
.search-section .ebook-date,
.search-section .software-date {
  font-size: var(--font-size-sm);
  color: var(--theme-text-muted);
  margin: auto 0 0 0;
}

/* 高亮关键词 */
mark {
  background: var(--theme-primary-light);
  color: var(--theme-primary-dark);
  padding: 2px 4px;
  border-radius: 3px;
  font-weight: var(--font-weight-semibold);
}

/* ==========================================================================
   无结果和错误状态
   ========================================================================== */
.no-results,
.search-error {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--theme-gray-600);
}

.no-results p:first-child,
.search-error p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.search-tips {
  font-size: var(--font-size-sm);
  color: var(--theme-gray-500);
  font-style: italic;
}

.search-error p {
  color: var(--theme-red-600);
}

/* ==========================================================================
   响应式设计
   ========================================================================== */
@media (max-width: 768px) {
  .global-search-container {
    max-width: 100%;
  }

  .search-form-wrapper {
    padding: var(--spacing-md);
    margin: 0 var(--spacing-sm); /* 添加左右边距防止贴边 */
  }

  .search-input {
    font-size: 16px !important; /* 防止iOS自动缩放，必须≥16px */
    padding: var(--spacing-sm) var(--spacing-md);
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }

  .search-input::placeholder {
    font-size: 16px !important; /* 占位符也需要≥16px */
  }

  .search-button {
    padding: var(--spacing-sm) var(--spacing-md);
    min-width: 50px;
  }

  .search-results {
    max-height: 60vh;
  }

  .search-results-content {
    padding: var(--spacing-md);
  }

  .search-results-modal {
    max-height: 80vh; /* 移动端使用80%视口高度 */
    margin: 0 var(--spacing-sm); /* 左右留出间距 */
    max-width: calc(100% - 32px); /* 确保不会超出屏幕 */
  }

  .search-results-content-modal {
    max-height: 70vh; /* 移动端内容区70%视口高度 */
  }

  .search-section .message-item,
  .search-section .hymn-item,
  .search-section .ebook-item,
  .search-section .software-item {
    width: 240px;
    min-width: 240px;
    max-width: 240px;
  }

  .search-section .messages-grid,
  .search-section .hymns-grid,
  .search-section .ebooks-grid,
  .search-section .software-grid {
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .search-input {
    font-size: 16px !important; /* 关键：防止iOS自动缩放 */
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }

  .search-input::placeholder {
    font-size: 16px !important;
  }

  .search-form-wrapper {
    margin: 0 var(--spacing-xs); /* 进一步减少边距 */
  }

  .search-section .section-title {
    font-size: var(--font-size-lg);
  }

  .search-results-modal {
    max-height: 85vh; /* 小屏幕使用85%视口高度 */
    margin: 0 var(--spacing-xs); /* 左右间距更小 */
    max-width: calc(100% - 16px); /* 确保不超出 */
  }

  .search-results-content-modal {
    max-height: 75vh; /* 小屏幕内容区75%视口高度 */
    padding: var(--spacing-md);
  }

  .search-section .message-item,
  .search-section .hymn-item,
  .search-section .ebook-item,
  .search-section .software-item {
    width: 200px;
    min-width: 200px;
    max-width: 200px;
  }

  .search-results {
    max-height: 50vh;
  }
}

/* ==========================================================================
   深色模式适配
   ========================================================================== */
@media (prefers-color-scheme: dark) {
  .search-input-wrapper {
    background: var(--theme-gray-700);
    border-color: var(--theme-gray-600);
  }

  .search-input {
    color: var(--theme-gray-100);
  }

  .search-input::placeholder {
    color: var(--theme-gray-400);
  }

  .search-section .section-title {
    color: var(--theme-gray-100);
  }

  .search-summary {
    color: var(--theme-gray-400);
    border-bottom-color: var(--theme-gray-600);
  }

  mark {
    background: var(--theme-primary-dark);
    color: var(--theme-primary-light);
  }

  .no-results,
  .search-error {
    color: var(--theme-gray-400);
  }

  .search-tips {
    color: var(--theme-gray-500);
  }
}

/* ==========================================================================
   搜索结果浮窗 - 非全屏模式（解决z-index冲突）
   ========================================================================== */

/* 非全屏搜索结果容器 */
.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--card-bg, #ffffff);
  border-radius: var(--card-radius, 12px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: var(--card-border, 1px solid #e5e7eb);
  max-height: 70vh;
  overflow: hidden;
  z-index: 50; /* 适中的z-index，低于WordPress导航但高于普通内容 */
  display: none;
}

.search-results-dropdown.show {
  display: block;
}

.search-results-dropdown .search-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
  border-bottom: 1px solid var(--theme-gray-200, #e5e7eb);
  background: var(--theme-gray-50, #f9fafb);
}

.search-results-dropdown .search-results-header h3 {
  margin: 0;
  font-size: var(--font-size-lg, 18px);
  font-weight: var(--font-weight-bold, 600);
  color: var(--theme-gray-800, #1f2937);
}

.search-results-dropdown .search-results-content-modal {
  padding: var(--spacing-md, 16px);
  max-height: calc(70vh - 60px);
  overflow-y: auto;
}

/* 搜索结果背景遮罩（可选的局部遮罩） */
.search-results-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1); /* 极淡的背景 */
  z-index: 49; /* 低于搜索结果 */
  display: none;
  pointer-events: auto; /* 允许点击关闭 */
}

.search-results-backdrop.show {
  display: block;
}

/* ==========================================================================
   动态搜索浮窗高度计算
   ========================================================================== */

/* 基础搜索浮窗样式 - 将通过JavaScript动态调整 */
.search-results-overlay {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: transparent;
  z-index: 50;
  display: none;
  margin-top: 8px;
}

.search-results-overlay.show {
  display: flex;
}

/* 动态高度计算的JavaScript将在页面加载时运行 */

/* ==========================================================================
   移动端防缩放和横向滚动修复
   ========================================================================== */

/* 防止iOS Safari在聚焦小字体输入框时自动缩放 */
@media screen and (max-width: 768px) {
  .search-input {
    font-size: 16px !important; /* iOS需要至少16px防止自动缩放 */
    -webkit-text-size-adjust: 100% !important;
    text-size-adjust: 100% !important;
  }
  
  .search-input::placeholder {
    font-size: 16px !important;
  }
}

/* 防止页面被意外放大和横向滚动 */
html, body {
  overflow-x: hidden !important;
  -webkit-text-size-adjust: 100% !important;
  -ms-text-size-adjust: 100% !important;
  text-size-adjust: 100% !important;
}

/* 搜索结果浮窗防止超出屏幕宽度 */
.search-results-overlay {
  max-width: 100vw !important;
  overflow-x: hidden !important;
}

.search-results-modal {
  max-width: calc(100vw - 20px) !important;
  overflow-x: hidden !important;
}

.search-results-content-modal {
  overflow-x: hidden !important;
}

/* 防止搜索结果中的卡片引起横向滚动 */
.search-results-content-modal .homepage-grid-container {
  max-width: 100% !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
}

/* 微信浏览器特殊优化 */
@media screen and (max-width: 768px) {
  /* 防止微信中的viewport异常 */
  .global-search-container {
    max-width: 100% !important;
    overflow: hidden !important;
  }
  
  .search-form-wrapper {
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  
  /* 确保搜索结果不会引起页面缩放 */
  .search-results-overlay {
    left: 10px !important;
    right: 10px !important;
    width: calc(100% - 20px) !important;
  }
  
  .search-results-modal {
    margin: 0 !important;
    max-width: 100% !important;
  }
}

/* 专门针对微信浏览器的修复 */
@media screen and (max-width: 480px) {
  .search-input {
    font-size: 16px !important;
    line-height: 1.2 !important;
  }
  
  .search-input-wrapper {
    min-height: 44px !important; /* 符合移动端触摸标准 */
  }
  
  .search-button {
    min-width: 44px !important;
    height: 44px !important;
  }
}