/* ========================================
   白色高级简约圆滑风格
   ======================================== */

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

:root {
    /* 颜色系统 */
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: #EEF2FF;
    --secondary: #64748B;
    --success: #10B981;
    --success-light: #D1FAE5;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --background: #F9FAFB;
    --surface: #FFFFFF;
    --border: #E5E7EB;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;

    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
}

/* 布局 */
#app {
    display: flex;
    min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
    width: 280px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 32px 24px;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 24px 16px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    margin-bottom: 4px;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 14px;
}

.nav-item:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.nav-item.active {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.nav-icon {
    font-size: 18px;
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

.nav-text {
    flex: 1;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border);
    background: var(--primary-light);
}

.user-info {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 20px;
    color: white;
    box-shadow: var(--shadow-sm);
}

.user-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.user-role {
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-logout {
    width: 100%;
    padding: 12px;
    border: none;
    background: var(--surface);
    color: var(--danger);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
}

.btn-logout:hover {
    background: var(--danger-light);
    color: var(--danger);
    box-shadow: var(--shadow-md);
}

/* 主内容区 */
.main-content {
    flex: 1;
    margin-left: 280px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* 顶部栏 */
.top-bar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 20px 32px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.menu-toggle {
    display: none;
    border: none;
    background: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
    margin-right: 16px;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
}

.menu-toggle:hover {
    background: var(--primary-light);
    color: var(--primary);
}

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

/* 内容区域 */
.content-area {
    flex: 1;
    padding: 32px;
    overflow-y: auto;
}

/* 页面容器 */
.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.show {
    display: block;
}

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

/* 页面操作栏 */
.page-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}

/* 搜索框 */
.search-input {
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    width: 300px;
    outline: none;
    transition: all 0.2s ease;
    background: var(--surface);
    color: var(--text-primary);
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

/* 表格容器 */
.table-container {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

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

.data-table thead {
    background: var(--background);
    border-bottom: 2px solid var(--border);
}

.data-table th {
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.2s ease;
}

.data-table tbody tr:hover {
    background: var(--primary-light);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

.data-table td {
    padding: 16px 20px;
    font-size: 14px;
    color: var(--text-primary);
}

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

/* 状态徽章 */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-active {
    background: var(--success-light);
    color: var(--success);
}

.status-disabled {
    background: var(--danger-light);
    color: var(--danger);
}

/* 按钮样式 */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-secondary);
    border: 2px solid var(--border);
}

.btn-secondary:hover {
    background: var(--background);
    color: var(--text-primary);
    border-color: var(--text-tertiary);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #DC2626;
    box-shadow: var(--shadow-md);
}

.btn-info {
    background: var(--primary);
    color: white;
}

.btn-info:hover {
    background: var(--primary-hover);
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
    border-radius: var(--radius-sm);
}

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

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

.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 24px 0;
}

.page-btn {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 2px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-btn:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.page-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
    display: flex;
    flex-direction: column;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--background);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--danger-light);
    color: var(--danger);
    border-radius: var(--radius-sm);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--danger);
    color: white;
}

.modal-body {
    padding: 32px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 20px 32px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: var(--background);
}

/* 表单样式 */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    transition: all 0.2s ease;
    background: var(--surface);
    color: var(--text-primary);
}

.form-input:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
}

.form-input::placeholder {
    color: var(--text-tertiary);
}

/* 统计卡片 */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.2s ease;
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

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

/* 警告框 */
.alert-box {
    background: var(--danger-light);
    color: var(--danger);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    border: 1px solid var(--danger);
    display: none;
    align-items: center;
    gap: 12px;
}

.alert-box.show {
    display: flex;
}

.alert-icon {
    font-size: 20px;
}

/* 响应式 */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }

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

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

    .menu-toggle {
        display: block;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .content-area {
        padding: 20px;
    }

    .search-input {
        width: 100%;
    }

    .data-table {
        font-size: 13px;
    }

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

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

@media (max-width: 480px) {
    .page-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .modal-content {
        width: 95%;
        margin: 20px;
    }

    .modal-body {
        padding: 24px 20px;
    }

    .modal-footer {
        padding: 16px 20px;
    }
}

/* 自定义字段样式 */
.custom-fields-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 2px solid var(--border);
}

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

.section-header h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.custom-fields-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.custom-field-item {
    background: var(--primary-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    transition: all 0.2s ease;
}

.custom-field-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.custom-field-drag {
    cursor: move;
    color: var(--text-tertiary);
    padding-top: 2px;
    user-select: none;
}

.custom-field-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.custom-field-row {
    display: flex;
    gap: 12px;
}

.custom-field-name {
    flex: 2;
}

.custom-field-type {
    flex: 1;
}

.custom-field-value {
    width: 100%;
}

.custom-field-actions {
    display: flex;
    gap: 8px;
}

.custom-field-item .form-input,
.custom-field-item .form-select {
    font-size: 13px;
    padding: 10px 12px;
}

.custom-field-item .form-input[type="password"] {
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
}

.empty-message {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-tertiary);
    font-size: 14px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
    height: 32px;
}

/* 用户详情模态框中的自定义字段显示 */
.detail-custom-fields {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 2px solid var(--border);
}

.detail-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-custom-field {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
}

.detail-field-name {
    flex: 0 0 120px;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 13px;
}

.detail-field-value {
    flex: 1;
    color: var(--text-primary);
    font-size: 14px;
    word-break: break-all;
}

.detail-field-value.password-value {
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    background: var(--surface);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border);
    display: inline-block;
}

.detail-field-value.url-value {
    color: var(--primary);
    text-decoration: underline;
    cursor: pointer;
}

.detail-field-value.email-value {
    color: var(--primary);
}

.detail-field-value.phone-value {
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}

/* 按钮变体 */
.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.btn-icon.btn-delete:hover {
    background: var(--danger-light);
    color: var(--danger);
    border-color: var(--danger);
}

/* 用户详情样式 */
.detail-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.detail-info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    word-break: break-all;
}

.detail-section {
    margin-bottom: 24px;
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 警告：明文密钥显示 */
.detail-value.password-value {
    background: var(--danger-light);
    color: var(--danger);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* ========================================
   Badge 徽章样式
   ======================================== */

.badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.badge-info {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-success {
    background: var(--success-light);
    color: var(--success);
}

.badge-warning {
    background: var(--warning-light);
    color: var(--warning);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger);
}

/* ========================================
   分配客户模态框样式
   ======================================== */

.assign-admin-info {
    background: linear-gradient(135deg, var(--primary-light) 0%, white 100%);
    border: 1px solid var(--primary);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.assign-admin-info strong {
    color: var(--primary);
    font-weight: 600;
}

.assign-controls {
    margin-bottom: 16px;
}

.assign-users-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.assign-users-container .data-table {
    margin: 0;
    border: none;
}

.assign-users-container .data-table thead {
    position: sticky;
    top: 0;
    background: var(--surface);
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.assign-users-container .data-table th {
    background: var(--surface);
    border-bottom: 2px solid var(--border);
}

.assign-users-container .data-table td {
    border-bottom: 1px solid var(--border);
}

.assign-users-container .data-table tbody tr:hover {
    background: var(--primary-light);
}

.assign-user-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

#assign-select-all {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.assign-modal-footer-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}