/* ===== CSS 变量定义 ===== */
:root {
  /* 主色调 */
  --search-primary: #f1404b;
  --search-secondary: #f1417c;
  --search-success: #10b981;
  --search-success-hover: #059669;
  
  /* 尺寸 */
  --search-button-size: 52px;
  --search-button-size-mobile: 46px;
  --search-border-radius: 12px;
  --search-tag-radius: 20px;
  
  /* 阴影 */
  --search-shadow: rgba(241, 64, 75, 0.4);
  --search-shadow-hover: rgba(241, 64, 75, 0.5);
  --search-shadow-success: rgba(16, 185, 129, 0.4);
  
  /* 动画 */
  --search-transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --search-transition-fast: all 0.3s ease;
  
  /* 间距 */
  --search-gap: 10px;
  --search-gap-mobile: 8px;
}

/* ===== 搜索按钮基础样式 ===== */
#search button,
.search-modal #search button {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
  border: none !important;
  border-radius: var(--search-border-radius) !important;
  width: var(--search-button-size) !important;
  height: var(--search-button-size) !important;
  margin: 7px !important;
  transition: var(--search-transition) !important;
  box-shadow: 0 6px 20px var(--search-shadow) !important;
  position: absolute !important;
  top: 40% !important;
  transform: translateY(-50%) !important;
  right: 8px !important;
  will-change: transform, box-shadow;
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
}

#search button:hover,
.search-modal #search button:hover {
  background: linear-gradient(135deg, #e03545 0%, #e13670 100%) !important;
  transform: translateY(-50%) scale(1.08) !important;
  box-shadow: 0 8px 25px var(--search-shadow-hover) !important;
}

#search button:active,
.search-modal #search button:active {
  transform: translateY(-50%) scale(0.95) !important;
  box-shadow: 0 4px 15px rgba(241, 64, 75, 0.3) !important;
}

/* 焦点状态 - 可访问性 */
#search button:focus-visible,
.search-modal #search button:focus-visible {
  outline: 2px solid var(--search-primary);
  outline-offset: 2px;
}

/* 图标样式 */
#search button i,
.search-modal #search button i {
  color: white !important;
  font-size: 1.4rem !important;
  transition: var(--search-transition-fast) !important;
}

/* ===== 头部大搜索框特殊样式 ===== */
.header-big #search button {
  background: transparent !important;
  box-shadow: none !important;
  width: auto !important;
  height: auto !important;
  margin: 0 9px !important;
  line-height: 50px !important;
  transform: none !important;
}

.header-big #search button:hover {
  background: transparent !important;
  transform: none !important;
  box-shadow: none !important;
}

.header-big #search button i {
  color: rgba(255, 255, 255, 0.8) !important;
  font-size: 18px !important;
}

.header-big #search button:hover i {
  color: white !important;
  transform: scale(1.1);
}

/* ===== 波纹效果 ===== */
#search button::before,
.search-modal #search button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease;
}

#search button:hover::before,
.search-modal #search button:hover::before {
  width: 100%;
  height: 100%;
}

/* ===== 状态样式 ===== */
/* 加载状态 */
#search button.loading,
.search-modal #search button.loading {
  pointer-events: none;
}

#search button.loading i,
.search-modal #search button.loading i {
  animation: searchSpin 1s linear infinite;
}

@keyframes searchSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 成功状态 */
#search button.success,
.search-modal #search button.success {
  background: linear-gradient(135deg, var(--search-success) 0%, var(--search-success-hover) 100%) !important;
  box-shadow: 0 6px 20px var(--search-shadow-success) !important;
}

#search button.success:hover,
.search-modal #search button.success:hover {
  background: linear-gradient(135deg, #0da271 0%, #047857 100%) !important;
}

/* ===== 搜索弹窗样式优化 ===== */
/* 搜索类型标签 */
.search-modal .search-type li {
  margin: 0 !important;
  padding: 0 !important;
}

.search-modal .search-type label {
  padding: 10px 15px !important;
  min-height: 45px !important;
  margin: 0 !important;
  font-size: 0.9rem !important;
  line-height: 1.3 !important;
  border-radius: 10px !important;
  border: 1px solid rgba(126, 126, 126, 0.1) !important;
  background: rgba(255, 255, 255, 0.9) !important;
  transition: var(--search-transition-fast) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
  backface-visibility: hidden;
}

.search-modal .search-type label:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
  border-color: rgba(241, 64, 75, 0.3) !important;
}

.search-modal .search-type input:checked + label {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
  color: white !important;
  border-color: var(--search-primary) !important;
  box-shadow: 0 4px 15px rgba(241, 64, 75, 0.3) !important;
  transform: translateY(-1px) !important;
}

/* 分类标签优化 */
.search-modal .s-type-list label {
  padding: 8px 16px !important;
  font-size: 0.85rem !important;
  min-width: 70px !important;
  margin: 2px !important;
  border-radius: var(--search-tag-radius) !important;
  border: 1px solid rgba(126, 126, 126, 0.15) !important;
  background: rgba(255, 255, 255, 0.85) !important;
  transition: var(--search-transition-fast) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
}

.search-modal .s-type-list label:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
}

.search-modal .s-type-list label.active {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
  color: white !important;
  border-color: var(--search-primary) !important;
  box-shadow: 0 4px 15px rgba(241, 64, 75, 0.3) !important;
}

/* 网格布局优化 */
.search-modal .search-type {
  gap: var(--search-gap) !important;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)) !important;
  align-items: stretch !important;
}

/* ===== 热门推荐样式优化 ===== */
.search-modal .px-1.mb-3 {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem !important;
  padding: 0 !important;
}

.search-modal .px-1.mb-3 .iconfont.icon-hot {
  font-size: 1.2rem !important;
  color: var(--search-primary) !important;
  margin-right: 8px !important;
}

.search-modal .px-1.mb-3 .h6 {
  font-size: 1.1rem !important;
  font-weight: 600 !important;
  color: #333 !important;
  margin: 0 !important;
}

/* 热门推荐标签 */
.search-modal .mb-3 {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: var(--search-gap) !important;
  justify-content: center !important;
  margin-bottom: 1rem !important;
  padding: 0 !important;
}

.search-modal .menu-item {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.search-modal .menu-item a {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 8px 16px !important;
  background: rgba(255, 255, 255, 0.9) !important;
  border: 1px solid rgba(126, 126, 126, 0.15) !important;
  border-radius: var(--search-tag-radius) !important;
  color: #666 !important;
  font-size: 0.9rem !important;
  font-weight: 500 !important;
  text-decoration: none !important;
  transition: var(--search-transition-fast) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06) !important;
  min-width: 80px !important;
  text-align: center !important;
  position: relative;
  overflow: hidden;
  will-change: transform, background-color;
}

.search-modal .menu-item a:hover {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
  color: white !important;
  border-color: var(--search-primary) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 15px rgba(241, 64, 75, 0.3) !important;
  text-decoration: none !important;
}

/* 热门推荐动画效果 */
.search-modal .menu-item a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transition: left 0.5s ease;
}

.search-modal .menu-item a:hover::before {
  left: 100%;
}

/* ===== 响应式设计 ===== */
@media (max-width: 767px) {
  #search button,
  .search-modal #search button {
    width: var(--search-button-size-mobile) !important;
    height: var(--search-button-size-mobile) !important;
  }
  
  #search button i,
  .search-modal #search button i {
    font-size: 1.2rem !important;
  }
}

@media (max-width: 768px) {
  .search-modal .search-type label {
    padding: 8px 12px !important;
    min-height: 40px !important;
    font-size: 0.85rem !important;
  }
  
  .search-modal .search-type {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)) !important;
    gap: var(--search-gap-mobile) !important;
  }
  
  .search-modal .s-type-list label {
    padding: 6px 12px !important;
    font-size: 0.8rem !important;
    min-width: 60px !important;
  }
  
  .search-modal .px-1.mb-3 .h6 {
    font-size: 1rem !important;
  }
  
  .search-modal .px-1.mb-3 .iconfont.icon-hot {
    font-size: 1.1rem !important;
  }
  
  .search-modal .menu-item a {
    padding: 6px 12px !important;
    font-size: 0.85rem !important;
    min-width: 70px !important;
  }
  
  .search-modal .mb-3 {
    gap: var(--search-gap-mobile) !important;
  }
}

@media (max-width: 480px) {
  .search-modal .search-type {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 6px !important;
  }
  
  .search-modal .search-type label {
    padding: 6px 8px !important;
    min-height: 36px !important;
    font-size: 0.8rem !important;
  }
  
  .search-modal .s-type-list {
    gap: 4px !important;
  }
  
  .search-modal .s-type-list label {
    padding: 5px 10px !important;
    font-size: 0.75rem !important;
    min-width: 55px !important;
  }
  
  .search-modal .menu-item a {
    padding: 5px 10px !important;
    font-size: 0.8rem !important;
    min-width: 60px !important;
  }
  
  .search-modal .mb-3 {
    gap: 6px !important;
  }
  
  .search-modal .px-1.mb-3 {
    flex-direction: column !important;
    gap: 5px !important;
  }
  
  .search-modal .px-1.mb-3 .iconfont.icon-hot {
    margin-right: 0 !important;
  }
}

/* ===== 暗色模式适配 ===== */
.io-black-mode #search button,
.io-black-mode .search-modal #search button {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
}

.io-black-mode #search button:hover,
.io-black-mode .search-modal #search button:hover {
  background: linear-gradient(135deg, #e03545 0%, #e13670 100%) !important;
}

.io-black-mode .search-modal .search-type label {
  background: rgba(54, 55, 56, 0.8) !important;
  border-color: rgba(126, 126, 126, 0.3) !important;
  color: #c6c9cf !important;
}

.io-black-mode .search-modal .search-type label:hover {
  background: rgba(54, 55, 56, 0.9) !important;
  border-color: rgba(241, 64, 75, 0.4) !important;
}

.io-black-mode .search-modal .s-type-list label {
  background: rgba(54, 55, 56, 0.8) !important;
  border-color: rgba(126, 126, 126, 0.3) !important;
  color: #c6c9cf !important;
}

.io-black-mode .search-modal .s-type-list label:hover {
  background: rgba(54, 55, 56, 0.9) !important;
}

.io-black-mode .search-modal .px-1.mb-3 .h6 {
  color: #c6c9cf !important;
}

.io-black-mode .search-modal .menu-item a {
  background: rgba(54, 55, 56, 0.8) !important;
  border-color: rgba(126, 126, 126, 0.3) !important;
  color: #c6c9cf !important;
}

.io-black-mode .search-modal .menu-item a:hover {
  background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%) !important;
  color: white !important;
  border-color: var(--search-primary) !important;
}

/* ===== 紧凑布局选项 ===== */
.search-modal.compact .search-type label {
  padding: 8px 12px !important;
  min-height: 40px !important;
  font-size: 0.85rem !important;
}

.search-modal.compact .search-type {
  gap: var(--search-gap-mobile) !important;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)) !important;
}

.search-modal.compact .s-type-list label {
  padding: 6px 14px !important;
  font-size: 0.8rem !important;
  min-width: 65px !important;
}

/* ===== 可访问性优化 ===== */
/* 减少运动偏好 */
@media (prefers-reduced-motion: reduce) {
  #search button,
  .search-modal #search button,
  .search-modal .search-type label,
  .search-modal .menu-item a,
  .search-modal .s-type-list label {
    transition-duration: 0.1s !important;
    animation: none !important;
  }
  
  .search-modal .menu-item a::before {
    display: none;
  }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  .search-modal .search-type input:checked + label,
  .search-modal .s-type-list label.active {
    background: var(--search-primary) !important;
    border: 2px solid #000 !important;
  }
  
  .search-modal .menu-item a:hover {
    background: var(--search-primary) !important;
    border: 2px solid #000 !important;
  }
}

/* ===== 打印样式 ===== */
@media print {
  #search button,
  .search-modal {
    display: none !important;
  }
}

/* ===== 文字居中优化 ===== */
.search-modal .search-type label span.text-muted,
.search-modal .s-type-list label span {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  text-align: center !important;
  margin: 0 !important;
}