:root {
    --bg-white: #ffffff;
    --bg-gray: #f8fafc;
    --bg-light: #f1f5f9;
    --bg-hover: #e2e8f0;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --primary-color: #3b82f6;
    --primary-light: #60a5fa;
    --primary-dark: #2563eb;
    --success-color: #10b981;
    --success-light: #34d399;
    --success-dark: #059669;
    --danger-color: #ef4444;
    --danger-light: #f87171;
    --danger-dark: #dc2626;
    --warning-color: #f59e0b;
    --rounded-sm: 0.25rem;
    --rounded: 0.5rem;
    --rounded-lg: 0.75rem;
    --rounded-xl: 1rem;
    --rounded-full: 9999px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-gray);
    color: var(--text-primary);
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* 在现有媒体查询中添加或修改 */
@media (max-width: 768px) {
  /* 增加整体页面内边距 */
  .container {
    padding: 0 15px;
    margin: 10px auto;
  }
  
  /* 增加头部与内容的间距 */
  .header {
    margin-bottom: 1.5rem;
    padding: 1rem 0;
  }
  
  /* 活跃信号区域增加底部间距 */
  .active-signals-section {
    margin-bottom: 2rem;
  }
  
  /* 增加卡片之间的间距 */
  .active-signals-container,
  .strategies-container {
    gap: 1.5rem;
  }
  
  /* 卡片内部增加 padding */
  .active-signal-card,
  .strategy-card {
    padding: 0.5rem;
  }
  
  /* 信号卡片头部增加内边距 */
  .signal-card-header,
  .strategy-header {
    padding: 1rem;
    gap: 1rem;
  }
  
  /* 信号详情区域增加内边距和间距 */
  .signal-details-grid {
    padding: 1rem;
    gap: 0.8rem;
    margin: 1rem;
  }
  
  /* 目标价格区域调整 */
  .targets-section {
    padding: 1rem;
    margin: 0 1rem 1rem;
  }
  
  /* 表格单元格增加内边距 */
  .data-table th,
  .data-table td {
    padding: 0.8rem 0.5rem;
  }
  
  /* 标签页内容增加内边距 */
  .tab-content {
    padding: 1rem;
  }
  
  /* 统计卡片增加间距 */
  .stats-grid-detailed {
    gap: 0.8rem;
    padding: 0.5rem;
  }
  
  /* 调整活跃信号卡片字体大小 */
  .active-signal-card .signal-type {
    font-size: 0.9rem;
  }
  
  .active-signal-card .signal-strategy {
    font-size: 0.8rem;
  }
  
  .active-signal-card .signal-id,
  .active-signal-card .signal-time,
  .active-signal-card .signal-duration {
    font-size: 0.7rem;
  }
  
  .active-signal-card .signal-stat-value {
    font-size: 0.85rem;
  }
  
  .active-signal-card .signal-stat-label {
    font-size: 0.65rem;
  }
  
  /* 信号详情字体调整 */
  .signal-detail-item .detail-label,
  .signal-detail-item .detail-value {
    font-size: 0.8rem;
  }
  
  .targets-section .target-name {
    font-size: 0.75rem;
  }
  
  .targets-section .target-price {
    font-size: 0.85rem;
  }
  
  /* 隐藏展开箭头 */
  .signal-expand-icon,
  .strategy-expand-icon {
    display: none !important;
  }
  
  /* 添加触摸反馈 */
  .signal-card-header,
  .strategy-header {
    -webkit-tap-highlight-color: transparent;
    transition: background-color 0.2s ease;
  }
  
  .signal-card-header:active,
  .strategy-header:active {
    background-color: var(--bg-hover);
  }
}

/* 针对小屏手机的额外优化 */
@media (max-width: 480px) {
  /* 进一步增加间距 */
  .active-signals-container,
  .strategies-container {
    gap: 1.2rem;
  }
  
  /* 调整信号统计区域布局 */
  .signal-stats,
  .strategy-stats {
    flex-wrap: wrap;
    gap: 0.8rem;
  }
  
  /* 让统计项在小屏幕上更宽松 */
  .signal-stat,
  .strategy-stat {
    flex: 1 0 40%;
    padding: 0.4rem;
  }
  
  /* 信号详情网格改为单列 */
  .signal-details-grid {
    grid-template-columns: 1fr;
  }
  
  /* 目标价格区域改为两列 */
  .targets-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* 进一步缩小字体 */
  .active-signal-card .signal-type {
    font-size: 0.85rem;
  }
  
  .active-signal-card .signal-stat-value {
    font-size: 0.8rem;
  }
  
  .signal-details-grid {
    grid-template-columns: 1fr;
  }
  
  .signal-detail-item {
    padding: 0.3rem;
  }
}

/* 头部样式 */
.header {
    margin-bottom: 2rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: var(--rounded-xl);
    box-shadow: var(--shadow);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.logo i {
    font-size: 1.75rem;
}

.header-stats {
    display: flex;
    gap: 1.5rem;
}

.stat-item {
    background: var(--bg-white);
    border-radius: var(--rounded-lg);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    text-align: center;
}

.stat-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* 区域标题 */
.section-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 0.75rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--success-color));
    border-radius: var(--rounded-full);
}

/* 活跃信号区域 */
.active-signals-section {
    margin-bottom: 2.5rem;
}

.active-signals-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* 活跃信号卡片样式 */
.active-signal-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--rounded-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
    position: relative;
}

.active-signal-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--border-hover);
}

/* 卡片头部样式 */
.signal-card-header {
    padding: 1.25rem;
    background: linear-gradient(180deg, var(--bg-gray), var(--bg-white));
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.signal-card-header:hover {
    background: var(--bg-light);
}

/* 信号基本信息 */
.signal-basic-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

/* 信号图标 */
.signal-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--rounded-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.signal-icon.buy {
    background: linear-gradient(135deg, var(--success-light), var(--success-dark));
}

.signal-icon.sell {
    background: linear-gradient(135deg, var(--danger-light), var(--danger-dark));
}

.signal-icon:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.signal-title {
    flex: 1;
}

.signal-name {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

/* 信号类型标签 */
.signal-type {
    font-size: 1.125rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: var(--rounded-full);
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.signal-type.buy {
    color: var(--success-dark);
    border: 2px solid var(--success-color);
}
.signal-type.buy:hover {
    background: var(--success-light);
    color: white;
    border-color: var(--success-dark);
}

.signal-type.sell {
    color: var(--danger-dark);
    border: 2px solid var(--danger-color);
}
.signal-type.sell:hover {
    background: var(--danger-light);
    color: white;
    border-color: var(--danger-dark);
}

/* 策略标签 */
.signal-strategy {
    font-size: 1rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--rounded-full);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-sm);
}

.signal-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.signal-id {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--bg-white);
    padding: 0.25rem 0.5rem;
    border-radius: var(--rounded);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}
.signal-id:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.signal-time,
.signal-duration {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* 时间/时长添加图标伪元素 */
.signal-time::before {
    content: '🕒';
}
.signal-duration::before {
    content: '⏱️';
}

.signal-stats {
    display: flex;
    gap: 1.5rem;
    flex-shrink: 0;
}

.signal-stat {
    text-align: center;
    min-width: 80px;
    padding: 0.25rem;
}

.signal-stat-value {
    font-size: 1rem;
    font-weight: 700;
    display: block;
    line-height: 1.2;
}

/* 信号质量颜色 */
.quality-5 {
    color: var(--success-dark);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.05));
    padding: 0.1rem 0.3rem;
    border-radius: var(--rounded-sm);
}
.quality-4 {
    color: #16a34a;
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.1), rgba(22, 163, 74, 0.05));
    padding: 0.1rem 0.3rem;
    border-radius: var(--rounded-sm);
}
.quality-3 {
    color: #ca8a04;
    background: linear-gradient(135deg, rgba(202, 138, 4, 0.1), rgba(202, 138, 4, 0.05));
    padding: 0.1rem 0.3rem;
    border-radius: var(--rounded-sm);
}
.quality-2 {
    color: #d97706;
    background: linear-gradient(135deg, rgba(217, 119, 6, 0.1), rgba(217, 119, 6, 0.05));
    padding: 0.1rem 0.3rem;
    border-radius: var(--rounded-sm);
}
.quality-1 {
    color: var(--danger-dark);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.05));
    padding: 0.1rem 0.3rem;
    border-radius: var(--rounded-sm);
}

.signal-stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    display: block;
    margin-top: 0.25rem;
}

/* 展开图标 - 隐藏 */
.signal-expand-icon {
    display: none;
}

/* 内容区域 */
.signal-card-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.active-signal-card.expanded .signal-card-content {
    max-height: 1000px;
}

/* 详情网格 */
.signal-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.signal-detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    border-radius: var(--rounded);
    transition: var(--transition-fast);
}

.signal-detail-item:hover {
    background: var(--bg-light);
}

.detail-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.detail-value {
    font-weight: 600;
}

/* 目标价位区域 */
.targets-section {
    padding: 1.25rem;
}

.targets-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.targets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}

.target-item {
    background: var(--bg-light);
    border-radius: var(--rounded);
    padding: 0.75rem;
    text-align: center;
    position: relative;
    transition: var(--transition-fast);
}

.target-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.target-item.target-reached {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
    border: 1px solid var(--success-color);
}

.target-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.target-price {
    font-weight: 700;
    font-size: 1rem;
}

.target-status {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--success-color);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

/* 策略监控区域 */
.strategies-section {
    margin-bottom: 2.5rem;
}

.strategies-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* 策略卡片 */
.strategy-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--rounded-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
}

.strategy-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--border-hover);
}

.strategy-header {
    padding: 1.25rem;
    background: linear-gradient(180deg, var(--bg-gray), var(--bg-white));
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.strategy-header:hover {
    background: var(--bg-light);
}

.strategy-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.strategy-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--rounded-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.strategy-name-container {
    display: flex;
    flex-direction: column;
}

.strategy-name {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.strategy-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.strategy-stats {
    display: flex;
    gap: 1.5rem;
}

.strategy-stat {
    text-align: center;
    min-width: 80px;
}

.strategy-stat-value {
    font-size: 1rem;
    font-weight: 700;
    display: block;
    line-height: 1.2;
}

.strategy-stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    display: block;
    margin-top: 0.25rem;
}

/* 隐藏展开箭头 */
.strategy-expand-icon {
    display: none;
}

.strategy-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.strategy-card.expanded .strategy-content {
    max-height: 2000px;
}

/* 标签样式 */
.strategy-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.tab-button {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

.tab-button:hover:not(.active) {
    background: var(--bg-light);
    color: var(--text-primary);
}

.tab-content {
    padding: 1.5rem;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* 数据表格 */
.data-table-container {
    overflow-x: auto;
    margin-bottom: 1rem;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-light);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.data-table tr:hover {
    background: var(--bg-gray);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.pagination-button {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--rounded);
    background: var(--bg-white);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.pagination-button:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 统计卡片网格 */
.stats-grid-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: var(--bg-light);
    border-radius: var(--rounded-lg);
    padding: 1rem;
    text-align: center;
    transition: var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.stat-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-card-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 空状态样式 */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* 加载动画 */
.loading {
    position: relative;
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: loadingShine 1.5s infinite linear;
}

@keyframes loadingShine {
    to {
        left: 100%;
    }
}

/* 通用样式 */
.profit-positive {
    color: var(--success-color);
}

.profit-negative {
    color: var(--danger-color);
}

/* 移动端优化 */
@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }

    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .header-stats {
        justify-content: space-around;
        width: 100%;
        gap: 0.75rem;
    }

    .stat-item {
        min-width: 60px;
        padding: 0.4rem;
    }

    .stat-value {
        font-size: 1.125rem;
    }

    .signal-card-header,
    .strategy-header {
        padding: 1rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .signal-basic-info,
    .strategy-info {
        gap: 0.75rem;
    }

    .signal-name {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .signal-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .signal-stats,
    .strategy-stats {
        justify-content: space-around;
        width: 100%;
    }

    .signal-stat,
    .strategy-stat {
        min-width: auto;
        flex: 1;
    }

    .signal-details-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stats-grid-detailed {
        grid-template-columns: 1fr 1fr;
    }
}
/* 通知样式 */
#notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.notification {
    background: white;
    border-radius: var(--rounded-lg);
    padding: 0;
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary-color);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

.notification-show {
    transform: translateX(0);
    opacity: 1;
    max-height: 100px;
}

.notification-success {
    border-left-color: var(--success-color);
}

.notification-warning {
    border-left-color: var(--warning-color);
}

.notification-info {
    border-left-color: var(--primary-color);
}

.notification-content {
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.notification-message {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--rounded-sm);
    transition: var(--transition-fast);
    margin-left: 10px;
}

.notification-close:hover {
    background: var(--bg-light);
    color: var(--text-primary);
}

/* 新信号动画 */
@keyframes newSignalPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
        transform: scale(1.02);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
        transform: scale(1);
    }
}

.signal-new {
    animation: newSignalPulse 1.5s ease;
    border: 2px solid var(--success-color) !important;
}

/* 信号移除动画 */
@keyframes signalRemove {
    0% {
        opacity: 1;
        transform: translateX(0);
        max-height: 500px;
    }
    50% {
        opacity: 0.5;
        transform: translateX(-20px);
    }
    100% {
        opacity: 0;
        transform: translateX(100%);
        max-height: 0;
        margin-bottom: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
}

.signal-removed {
    animation: signalRemove 0.6s ease forwards;
    overflow: hidden;
}

/* 历史记录头部样式 */
.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.history-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.refresh-history-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--rounded);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.refresh-history-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.refresh-history-btn:active {
    transform: translateY(0);
}

/* 历史内容区域 */
.history-content {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 移动端通知优化 */
@media (max-width: 768px) {
    #notification-container {
        left: 10px;
        right: 10px;
        max-width: none;
    }
    
    .notification {
        border-left-width: 3px;
    }
    
    .history-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .refresh-history-btn {
        align-self: flex-start;
    }
}

/* 针对小屏手机的优化 */
@media (max-width: 480px) {
    .notification-content {
        padding: 10px 12px;
    }
    
    .notification-message {
        font-size: 0.85rem;
    }
}
/* ===== 系统状态栏 ===== */
.system-status-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.status-center {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.system-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

/* ===== 头部优化 ===== */
.logo-section {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.system-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== 区域头部优化 ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.signal-count,
.strategy-count {
    background: var(--bg-light);
    padding: 0.5rem 1rem;
    border-radius: var(--rounded-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== 通知样式优化（纯白色背景，无透明） ===== */
#notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.notification {
    background: white;
    border-radius: var(--rounded-lg);
    padding: 0;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

.notification-show {
    transform: translateX(0);
    opacity: 1;
    max-height: 100px;
}

.notification-success,
.notification-warning,
.notification-info {
    background: white;
}

.notification-content {
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.notification-message {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--rounded-sm);
    transition: var(--transition-fast);
    margin-left: 10px;
}

.notification-close:hover {
    background: var(--bg-light);
    color: var(--text-primary);
}

/* ===== 页脚优化 ===== */
.footer {
    background: var(--text-primary);
    color: var(--bg-white);
    padding: 3rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.125rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.footer-section p {
    color: var(--text-tertiary);
    margin: 0;
    line-height: 1.7;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    color: var(--text-tertiary);
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1rem;
}

.footer-section ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* ===== 新信号动画 ===== */
@keyframes newSignalPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.3);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
        transform: scale(1.01);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
        transform: scale(1);
    }
}

.signal-new {
    animation: newSignalPulse 1.5s ease;
    border: 1px solid var(--success-color) !important;
}

/* ===== 信号移除动画 ===== */
@keyframes signalRemove {
    0% {
        opacity: 1;
        transform: translateX(0);
        max-height: 500px;
    }
    50% {
        opacity: 0.5;
        transform: translateX(-20px);
    }
    100% {
        opacity: 0;
        transform: translateX(100%);
        max-height: 0;
        margin-bottom: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
}

.signal-removed {
    animation: signalRemove 0.6s ease forwards;
    overflow: hidden;
}

/* ===== 历史记录头部样式 ===== */
.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.history-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.refresh-history-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--rounded);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.refresh-history-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.refresh-history-btn:active {
    transform: translateY(0);
}

/* ===== 历史内容区域 ===== */
.history-content {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 移动端优化 ===== */
@media (max-width: 768px) {
    .system-status-bar {
        padding: 0.5rem 0;
    }
    
    .status-content {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .system-logo {
        margin-bottom: 0.5rem;
    }
    
    .logo-text {
        font-size: 1rem;
    }
    
    .logo-subtitle {
        font-size: 0.65rem;
    }
}