/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    overflow-x: hidden;
}

/* 登录页面 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.login-form h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
}

.login-form h2 i {
    color: #667eea;
    margin-right: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e1e1e1;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5a6fd8;
    transform: translateY(-1px);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #545b62;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
}

.message {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 5px;
    text-align: center;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 主界面 */
.main-container {
    display: flex;
    min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
    width: 250px;
    background: #2c3e50;
    color: white;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s;
}

.sidebar.collapsed {
    transform: translateX(-250px);
}

.sidebar-header {
    padding: 1rem;
    border-bottom: 1px solid #34495e;
}

.sidebar-header h3 {
    color: white;
}

.sidebar-header h3 i {
    color: #3498db;
    margin-right: 0.5rem;
}

.sidebar-menu {
    list-style: none;
    padding: 1rem 0;
}

.sidebar-menu li {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background 0.3s;
    border-left: 3px solid transparent;
}

.sidebar-menu li:hover {
    background: #34495e;
}

.sidebar-menu li.active {
    background: #3498db;
    border-left-color: #2980b9;
}

.sidebar-menu li i {
    margin-right: 0.75rem;
    width: 20px;
    text-align: center;
}

/* 主内容区 */
.main-content {
    flex: 1;
    margin-left: 250px;
    transition: margin-left 0.3s;
}

.main-content.expanded {
    margin-left: 0;
}

/* 顶部栏 */
.topbar {
    background: white;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e1e1e1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.topbar-left {
    display: flex;
    align-items: center;
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: #666;
    margin-right: 1rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 5px;
    transition: background 0.3s;
}

.sidebar-toggle:hover {
    background: #f5f5f5;
}

#pageTitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
}

.topbar-right {
    display: flex;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    color: #666;
}

.user-info i {
    margin-right: 0.5rem;
}

/* 内容区 */
.content {
    padding: 1.5rem;
}

/* 页面切换 */
.page {
    display: none;
    animation: fadeIn 0.3s;
}

.page.active {
    display: block;
}

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

/* 页面头部 */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #333;
}

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

/* 搜索输入框 */
.search-input {
    padding: 0.5rem 1rem;
    border: 2px solid #e1e1e1;
    border-radius: 5px;
    font-size: 0.9rem;
    min-width: 250px;
}

.search-input:focus {
    outline: none;
    border-color: #667eea;
}

/* 筛选选择器 */
.filter-select {
    padding: 0.5rem 1rem;
    border: 2px solid #e1e1e1;
    border-radius: 5px;
    font-size: 0.9rem;
    background: white;
}

.filter-select:focus {
    outline: none;
    border-color: #667eea;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.stat-card:nth-child(1) .stat-icon {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.stat-card:nth-child(2) .stat-icon {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.stat-card:nth-child(3) .stat-icon {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.stat-card:nth-child(4) .stat-icon {
    background: linear-gradient(135deg, #43e97b, #38f9d7);
}

.stat-icon i {
    font-size: 1.5rem;
    color: white;
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 0.25rem;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* 图表卡片 */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.chart-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.chart-card h3 {
    margin-bottom: 1rem;
    color: #333;
    font-size: 1.2rem;
}

/* 数据表格 */
.data-table-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 1rem;
}

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

.data-table th {
    background: #f8f9fa;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: #333;
    border-bottom: 2px solid #e1e1e1;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid #e1e1e1;
    color: #666;
}

.data-table tbody tr:hover {
    background: #f8f9fa;
}

.data-table .status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-enabled {
    background: #d4edda;
    color: #155724;
}

.status-disabled {
    background: #f8d7da;
    color: #721c24;
}

.status-paid {
    background: #d1ecf1;
    color: #0c5460;
}

.status-unpaid {
    background: #fff3cd;
    color: #856404;
}

.status-completed {
    background: #d4edda;
    color: #155724;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-refunded {
    background: #f8d7da;
    color: #721c24;
}

.status-approved {
    background: #d1ecf1;
    color: #0c5460;
}

.status-rejected {
    background: #f8d7da;
    color: #721c24;
}

.status-wechat {
    background: #d4edda;
    color: #155724;
}

.status-password {
    background: #cce5ff;
    color: #004085;
}

.status-none {
    background: #e2e3e5;
    color: #383d41;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 2px solid #e1e1e1;
    background: white;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

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

.pagination .current {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* 平台配置 */
.platform-configs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.config-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.config-card h3 {
    margin-bottom: 1rem;
    color: #333;
    display: flex;
    align-items: center;
}

.config-card h3 i {
    margin-right: 0.5rem;
    color: #667eea;
}

.config-status {
    margin-bottom: 1rem;
}

.config-details {
    margin-bottom: 1rem;
}

.config-details p {
    margin-bottom: 0.5rem;
    color: #666;
    font-size: 0.9rem;
}

.config-details strong {
    color: #333;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

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

.modal-content {
    background: white;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: modalFadeIn 0.3s;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e1e1e1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
    padding: 0.25rem;
    border-radius: 50%;
    transition: background 0.3s;
}

.modal-close:hover {
    background: #f5f5f5;
}

.modal-body {
    padding: 1.5rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-250px);
    }

    .main-content {
        margin-left: 0;
    }

    .main-content.expanded {
        margin-left: 0;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .platform-configs {
        grid-template-columns: 1fr;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .page-actions {
        width: 100%;
        justify-content: space-between;
    }

    .search-input {
        min-width: 200px;
        flex: 1;
    }

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

    .data-table {
        min-width: 600px;
    }
}