/* V20 交易策略监控面板 - 浅色主题，响应式设计 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #ffffff;
    --card-bg: #f9fafb;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 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);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
}

/* 头部 */
.header {
    background: var(--bg-color);
    padding: 24px 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.header-controls {
    display: flex;
    gap: 12px;
    align-items: center;
}

.time-selector {
    padding: 10px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.time-selector:hover {
    border-color: var(--primary-color);
}

.btn-refresh {
    padding: 10px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

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

/* 状态卡片 */
.status-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.card {
    background: var(--bg-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.card-header {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.status-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
}

.status-meta {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 统计面板 */
.statistics {
    background: var(--bg-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 24px;
}

.statistics-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.statistics h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.statistics-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.statistics-controls label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.stat-card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.2s;
}

.stat-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-value.positive {
    color: var(--success-color);
}

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

/* K线图 */
.chart-section {
    background: var(--bg-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 24px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.chart-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.chart-section h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.ma-controls,
.ema-controls {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.ema-controls {
    border-left: 2px solid var(--border-color);
    padding-left: 12px;
    margin-left: 12px;
}

.ma-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    transition: all 0.2s;
    font-size: 14px;
    user-select: none;
}

.ma-toggle:hover {
    border-color: var(--primary-color);
    background: var(--bg-color);
}

.ma-toggle input[type="checkbox"] {
    cursor: pointer;
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.ma-toggle span {
    color: var(--text-primary);
    font-weight: 500;
}

.btn-auto-refresh {
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-auto-refresh:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

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

.btn-auto-refresh.paused {
    background: var(--warning-color);
}

.btn-auto-refresh.paused:hover {
    background: #d97706;
}

.chart-container {
    width: 100%;
    height: 600px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
}

/* 交易记录表格 */
.trades-section {
    background: var(--bg-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.trades-section h2 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.table-container {
    overflow-x: auto;
}

.trades-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.trades-table thead {
    background: var(--card-bg);
}

.trades-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.trades-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.trades-table tbody tr:hover {
    background: var(--card-bg);
}

.trades-table .side-buy {
    color: var(--success-color);
    font-weight: 600;
}

.trades-table .side-sell {
    color: var(--danger-color);
    font-weight: 600;
}

.trades-table .pnl-positive {
    color: var(--success-color);
    font-weight: 600;
}

.trades-table .pnl-negative {
    color: var(--danger-color);
    font-weight: 600;
}

.trades-table .loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* 响应式设计 */
@media (max-width: 768px) {
    body {
        padding: 12px;
    }

    .header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-controls {
        width: 100%;
    }

    .btn-refresh {
        width: 100%;
    }

    .statistics-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .statistics-controls {
        width: 100%;
    }

    .statistics-controls .time-selector {
        flex: 1;
    }

    .status-cards {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .chart-container {
        height: 400px;
    }

    .chart-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .chart-controls {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .ma-controls {
        width: 100%;
        justify-content: flex-start;
    }

    .btn-auto-refresh {
        width: 100%;
    }

    .trades-table {
        font-size: 12px;
    }

    .trades-table th,
    .trades-table td {
        padding: 8px 12px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 300px;
    }
}

/* 加载动画 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}