/*
 * 电脑版搜索框样式优化 - 现代化高级设计
 * 增加美观的动效和交互体验
 */

/* 搜索容器基础样式 */
.sidebar-content .search-container {
  margin-bottom: 15px;
  width: 100%;
  position: relative;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 搜索输入框包装器 */
.sidebar-content .search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.85);
  border-radius: 24px; /* 更圆润的胶囊形状 */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* 非线性动画曲线 */
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transform: translateZ(0); /* 启用GPU加速 */
}

/* 搜索图标 */
.sidebar-content .search-icon {
  position: absolute;
  left: 16px;
  color: var(--primary-dark);
  font-size: 1rem;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  opacity: 0.7;
}

/* 搜索输入框 */
.sidebar-content .search-input {
  flex: 1;
  border: none;
  padding: 12px 12px 12px 45px; /* 增加内边距使输入框更高 */
  font-size: 0.95rem;
  background: transparent;
  color: var(--primary-text);
  width: 100%;
  outline: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  letter-spacing: 0.3px;
}

.sidebar-content .search-input::placeholder {
  color: var(--secondary-text);
  opacity: 0.7;
  transition: all 0.3s ease;
}

/* 搜索按钮 */
.sidebar-content .search-button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border-radius: 50%; /* 圆形按钮 */
  margin-right: 4px; /* 右侧留出一点空间 */
  transform: scale(0.85); /* 默认稍微小一点 */
  box-shadow: 0 2px 8px rgba(var(--primary-color-rgb), 0.3);
}

.sidebar-content .search-button i {
  font-size: 1rem;
  transition: all 0.3s ease;
}

/* 悬停效果 */
.sidebar-content .search-input-wrapper:hover {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  background-color: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
}

.sidebar-content .search-input-wrapper:hover .search-icon {
  color: var(--primary-color);
  opacity: 1;
  transform: scale(1.1);
}

.sidebar-content .search-button:hover {
  background-color: var(--primary-dark);
  transform: scale(0.92);
}

.sidebar-content .search-button:hover i {
  transform: translateX(2px);
}

/* 聚焦效果 */
.sidebar-content .search-input-wrapper:focus-within {
  box-shadow: 0 8px 20px rgba(var(--primary-color-rgb), 0.15);
  background-color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px) scale(1.01);
}

.sidebar-content .search-input-wrapper:focus-within .search-icon {
  color: var(--primary-color);
  opacity: 1;
  transform: scale(1.1);
}

.sidebar-content .search-input-wrapper:focus-within .search-button {
  transform: scale(0.92);
  background-color: var(--primary-dark);
}

/* 输入时的动画效果 */
.sidebar-content .search-input:not(:placeholder-shown) + .search-button {
  transform: scale(1);
  background-color: var(--primary-dark);
}

/* 搜索按钮点击波纹效果 */
.sidebar-content .search-button {
  position: relative;
  overflow: hidden;
}

/* 波纹效果通过JavaScript动态添加 */
.search-button-ripple {
  position: absolute;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  transform: scale(0);
  animation: rippleEffect 0.6s ease-out;
  pointer-events: none;
  z-index: 1;
}

@keyframes rippleEffect {
  to {
    transform: scale(2);
    opacity: 0;
  }
}

/* 搜索框加载动画 */
.sidebar-content .search-container.loading .search-icon {
  animation: searchLoading 1.5s infinite ease-in-out;
}

@keyframes searchLoading {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; color: var(--primary-color); }
  100% { transform: scale(1); opacity: 0.7; }
}

/* 搜索结果出现动画 */
.sidebar-content .search-results-appear {
  animation: searchResultsAppear 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes searchResultsAppear {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* 深色模式适配 */
.dark-mode .sidebar-content .search-input-wrapper {
  background-color: rgba(33, 33, 33, 0.75);
  border-color: rgba(255, 255, 255, 0.1);
}

.dark-mode .sidebar-content .search-input {
  color: var(--primary-text);
}

.dark-mode .sidebar-content .search-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.dark-mode .sidebar-content .search-icon {
  color: rgba(255, 255, 255, 0.7);
}

.dark-mode .sidebar-content .search-input-wrapper:hover,
.dark-mode .sidebar-content .search-input-wrapper:focus-within {
  background-color: rgba(40, 40, 40, 0.9);
  border-color: var(--primary-color);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(var(--primary-color-rgb), 0.2);
}

.dark-mode .sidebar-content .search-input-wrapper:hover .search-icon,
.dark-mode .sidebar-content .search-input-wrapper:focus-within .search-icon {
  color: var(--primary-color);
}

/* 毛玻璃效果增强 - 仅在高效果模式下启用 */
.effects-high .sidebar-content .search-input-wrapper {
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  background-color: rgba(255, 255, 255, 0.7);
}

.effects-high.dark-mode .sidebar-content .search-input-wrapper {
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  background-color: rgba(33, 33, 33, 0.6);
}

/* 搜索框打字动画效果 */
.sidebar-content .search-input:focus::placeholder {
  opacity: 0;
  transform: translateX(10px);
}

/* 搜索按钮箭头动画 */
.sidebar-content .search-button i {
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.sidebar-content .search-input-wrapper:focus-within .search-button i {
  transform: translateX(2px);
}

/* 搜索框边框发光效果 */
.sidebar-content .search-input-wrapper:focus-within {
  box-shadow: 0 8px 20px rgba(var(--primary-color-rgb), 0.15), 0 0 0 2px rgba(var(--primary-color-rgb), 0.1);
}

/* 搜索框展开动画 */
.sidebar-content .search-input-wrapper {
  width: 100%;
  transform-origin: center right;
}

/* 搜索结果为空时的样式 */
.sidebar-content .no-results {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 高级悬浮效果 - 添加微妙的3D感 */
.sidebar-content .search-input-wrapper {
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), transform 0.2s ease;
  will-change: transform, box-shadow;
  transform-style: preserve-3d;
}

.sidebar-content .search-input-wrapper:hover {
  transform: translateY(-2px) perspective(500px) rotateX(1deg);
}

.sidebar-content .search-input-wrapper:focus-within {
  transform: translateY(-2px) perspective(500px) rotateX(1deg) scale(1.01);
}

/* 键盘快捷键提示 */
.sidebar-content .search-container::after {
  content: '按 "/" 快速搜索';
  position: absolute;
  right: 10px;
  bottom: -18px;
  font-size: 10px;
  color: var(--secondary-text);
  opacity: 0.7;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.sidebar-content .search-container:hover::after {
  opacity: 1;
}

/* 深色模式下的键盘快捷键提示 */
.dark-mode .sidebar-content .search-container::after {
  color: rgba(255, 255, 255, 0.6);
}