/**
 * 布局样式
 * 定义页面结构和响应式布局
 */

/* ==================== 容器 ==================== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

/* ==================== 页面头部 ==================== */
.page-header {
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    transition: background-color var(--transition-normal);
}

.page-header-content {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page-header-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.page-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* ==================== 用户菜单 ==================== */
.user-menu {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-name {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.user-name:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.user-menu:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-item {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-dropdown-item:hover {
    background-color: var(--bg-tertiary);
}

.user-dropdown-item.danger {
    color: var(--color-danger);
}

.user-dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* ==================== 页面主体 ==================== */
.page-main {
    padding: var(--spacing-lg) 0;
    min-height: calc(100vh - var(--header-height));
}

.page-section {
    margin-bottom: var(--spacing-xl);
}

.page-section-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ==================== 统计卡片网格 ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* ==================== 客户卡片网格 ==================== */
.customers-grid {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* 响应式布局 */
@media (min-width: 768px) {
    .customers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .customers-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==================== 工具栏 ==================== */
.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding: 16px 20px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .toolbar {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}


/* ==================== 登录页面布局 ==================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
}

.login-logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-logo h1 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.login-logo p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ==================== 响应式工具类 ==================== */
@media (max-width: 767px) {
    .page-header-title {
        font-size: var(--font-size-lg);
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-left,
    .toolbar-right {
        width: 100%;
        justify-content: space-between;
    }

    .search-box {
        max-width: none;
    }

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

    /* 移动端表格响应式处理 */
    .customer-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .customer-table thead {
        display: none;
    }

    .customer-table tbody,
    .customer-table tr,
    .customer-table td {
        display: block;
        width: 100%;
    }

    .customer-table tr {
        margin-bottom: var(--spacing-md);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: var(--spacing-md);
        background-color: var(--bg-secondary);
    }

    .customer-table td {
        padding: var(--spacing-sm) 0;
        text-align: left !important;
        border-bottom: 1px solid var(--border-color);
    }

    .customer-table td:last-child {
        border-bottom: none;
    }

    .customer-table td::before {
        content: attr(data-label);
        font-weight: var(--font-weight-semibold);
        color: var(--text-secondary);
        margin-right: var(--spacing-sm);
        display: inline-block;
    }

    .customer-table td:nth-child(1)::before {
        content: "客户姓名:";
    }

    .customer-table td:nth-child(2)::before {
        content: "资金账号:";
    }

    .customer-table td:nth-child(3)::before {
        content: "最后联系:";
    }

    .customer-table td:nth-child(4)::before {
        content: "联系次数:";
    }

    .customer-table td:nth-child(5)::before {
        content: "状态:";
    }

    .customer-table td:nth-child(6)::before {
        content: "操作:";
    }
}

/* ==================== Flex 工具类 ==================== */
.d-flex {
    display: flex;
}

.d-none {
    display: none;
}

.flex-column {
    flex-direction: column;
}

.justify-content-start {
    justify-content: flex-start;
}

.justify-content-center {
    justify-content: center;
}

.justify-content-end {
    justify-content: flex-end;
}

.justify-content-between {
    justify-content: space-between;
}

.align-items-start {
    align-items: flex-start;
}

.align-items-center {
    align-items: center;
}

.align-items-end {
    align-items: flex-end;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

/* ==================== 显示/隐藏 ==================== */
@media (max-width: 767px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 768px) {
    .show-mobile {
        display: none !important;
    }
}

/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.empty-state-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}