/* 控制台布局 */
.console-layout {
    display: flex;
    min-height: 100vh;
    background: var(--bg-primary);
}

/* 侧边栏 */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    transition: all 0.3s ease;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    overflow-y: auto;
}

.sidebar.collapsed {
    width: 80px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header .logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 18px;
    font-weight: bold;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.sidebar.collapsed .sidebar-header .logo span {
    display: none;
}

.sidebar-header .logo i {
    font-size: 20px;
    color: var(--primary-color);
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    display: none;
}

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

/* 侧边栏导航 */
.sidebar-nav {
    padding: var(--spacing-md) 0;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin-bottom: var(--spacing-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    border-right: 3px solid transparent;
}

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

.nav-link.active {
    background: var(--bg-tertiary);
    color: var(--primary-color);
    border-right-color: var(--primary-color);
}

.nav-link i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.sidebar.collapsed .nav-link span {
    display: none;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-md) var(--spacing-lg);
}

/* 主要内容区域 */
.main-content {
    flex: 1;
    margin-left: 260px;
    background: var(--bg-primary);
    transition: all 0.3s ease;
}

.sidebar.collapsed + .main-content {
    margin-left: 80px;
}

/* 顶部栏 */
.topbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.mobile-menu-btn:hover {
    background: var(--bg-tertiary);
}

.breadcrumb {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

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

/* 用户信息 */
.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.user-details {
    display: flex;
    flex-direction: column;
}

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

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

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.dropdown-toggle:hover {
    color: var(--text-primary);
}

/* 内容视图 */
.content-views {
    padding: var(--spacing-lg);
}

.view-content {
    display: none;
}

.view-content.active {
    display: block;
}

/* 页面标题 */
.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: 28px;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.page-description {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.page-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

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

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.3s ease;
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.stat-icon.primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.stat-icon.success {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.stat-icon.warning {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
}

.stat-icon.info {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

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

/* 仪表板网格 */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.dashboard-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.dashboard-card.full-width {
    grid-column: 1 / -1;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-title i {
    color: var(--primary-color);
}

.card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.card-content {
    padding: var(--spacing-lg);
}

/* 监控项目 */
.monitor-item {
    display: grid;
    grid-template-columns: 120px 1fr 50px;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

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

.monitor-bar {
    background: var(--bg-tertiary);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
}

.monitor-progress {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    height: 100%;
    transition: width 0.3s ease;
}

.monitor-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: right;
}

/* 活动列表 */
.activity-list {
    max-height: 300px;
    overflow-y: auto;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
    flex-shrink: 0;
}

.activity-icon.success {
    background: #10b981;
}

.activity-icon.info {
    background: var(--primary-color);
}

.activity-icon.warning {
    background: #f59e0b;
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.activity-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* 数据表格 */
.table-responsive {
    overflow-x: auto;
}

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

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

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

.data-table td {
    color: var(--text-secondary);
}

.data-table .text-center {
    text-align: center;
}

/* 状态标签 */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    color: white;
}

.status-badge.running {
    background: #10b981;
}

.status-badge.stopped {
    background: #6b7280;
}

.status-badge.pending {
    background: #f59e0b;
}

.status-badge.error {
    background: #ef4444;
}

/* 操作按钮 */
.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 12px;
    min-width: auto;
}

/* 内容占位符 */
.content-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl);
    text-align: center;
    color: var(--text-muted);
}

.placeholder-icon {
    width: 120px;
    height: 120px;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.content-placeholder h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

/* 设置页面 */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.settings-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.settings-form {
    padding: 0;
}

.settings-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.settings-form .form-actions {
    margin-top: var(--spacing-xl);
}

/* 模态框样式调整 */
.modal-body {
    padding: var(--spacing-lg);
}

.modal-content {
    max-width: 500px;
}

/* 表单样式 */
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 102, 204, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .sidebar {
        width: 260px;
        transform: translateX(-100%);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar.collapsed + .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
    
    .user-details {
        display: none;
    }
    
    .topbar {
        padding: var(--spacing-md);
    }
    
    .content-views {
        padding: var(--spacing-md);
    }
    
    .page-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .card-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .monitor-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .monitor-value {
        text-align: left;
    }
}

@media (max-width: 480px) {
    .data-table {
        font-size: 12px;
    }
    
    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .placeholder-icon {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }
}

/* 自定义滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* Firefox 滚动条 */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-secondary);
}

/* 云服务器管理样式 */
.search-box {
    position: relative;
    margin-left: auto;
}

.search-box input {
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-sm) var(--spacing-xl);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    width: 250px;
    font-size: 14px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}

.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.server-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    cursor: pointer;
}

.server-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.server-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.server-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.server-status {
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    color: white;
}

.server-status.running {
    background: #10b981;
}

.server-status.stopped {
    background: #6b7280;
}

.server-status.pending {
    background: #f59e0b;
}

.server-status.error {
    background: #ef4444;
}

.server-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.server-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

.server-info-item i {
    color: var(--primary-color);
    width: 16px;
}

.server-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.server-actions .btn {
    flex: 1;
    padding: var(--spacing-sm);
    font-size: 12px;
    min-width: auto;
}

/* 加载和空状态样式 */
.loading-state, .empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl);
    text-align: center;
    color: var(--text-muted);
    grid-column: 1 / -1;
}

.loading-state i, .empty-icon i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.fa-spin {
    animation: fa-spin 2s infinite linear;
}

.empty-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* 创建服务器向导样式 */
.modal.large .modal-content {
    max-width: 95vw; /* 增大最大宽度到95%视口宽度 */
    width: 95vw;
    max-height: 95vh; /* 增大最大高度到95%视口高度 */
    overflow-y: auto;
}

.create-server-wizard {
    padding: 0;
}

.wizard-steps {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    padding: 0 var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-lg);
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 15px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
}

.step.active:not(:last-child)::after,
.step.completed:not(:last-child)::after {
    background: var(--primary-color);
}

.step-number {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.step.active .step-number,
.step.completed .step-number {
    background: var(--primary-color);
    color: white;
}

.step-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.step.active .step-label,
.step.completed .step-label {
    color: var(--primary-color);
}

.wizard-content {
    display: none;
    padding: 0 var(--spacing-lg);
    min-height: 400px;
}

.wizard-content.active {
    display: block;
}

.wizard-content h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 18px;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.plan-card {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-card);
}

.plan-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.plan-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-color-light);
}

.plan-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.plan-specs {
    margin-bottom: var(--spacing-md);
}

.plan-spec {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 14px;
    color: var(--text-secondary);
}

.plan-spec i {
    color: var(--primary-color);
    width: 16px;
}

.plan-price {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.price-monthly {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
}

.price-yearly {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

/* 镜像选择样式 */
.image-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    font-size: 14px;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.image-card {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-card);
}

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

.image-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-color-light);
}

.image-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.image-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.image-icon.ubuntu {
    background: #E95420;
}

.image-icon.centos {
    background: #932279;
}

.image-icon.debian {
    background: #D70A53;
}

.image-icon.windows {
    background: #0078D4;
}

.image-icon.other {
    background: var(--text-muted);
}

.image-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.image-version {
    font-size: 12px;
    color: var(--text-muted);
}

.image-description {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* 复选框样式 */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.required {
    color: #ef4444;
}

/* 价格汇总样式 */
.price-summary {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

.price-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.price-total span:last-child {
    color: var(--primary-color);
    font-size: 18px;
}

/* 向导导航样式 */
.wizard-navigation {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xl);
}

.nav-spacer {
    flex: 1;
}

/* 服务器详情样式 */
.server-detail-tabs {
    width: 100%;
    overflow: visible;
}

.server-detail-tabs .tab-buttons {
    display: flex;
    gap: 0;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.server-detail-tabs .tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.server-detail-tabs .tab-btn:hover {
    color: var(--text-primary);
}

.server-detail-tabs .tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

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

.server-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.info-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.info-card h5 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 16px;
    font-weight: 600;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: 14px;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-item .label {
    color: var(--text-secondary);
}

.info-item .value {
    color: var(--text-primary);
    font-weight: 500;
}

.server-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.server-actions .btn {
    min-width: 120px;
}

/* 监控统计样式 */
.monitoring-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    text-align: center;
}

.stat-card h5 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 16px;
}

.stat-chart {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.progress-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--primary-color) 0deg, var(--bg-tertiary) 0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.progress-circle::before {
    content: '';
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--bg-card);
    position: absolute;
}

.progress-value {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-primary);
    z-index: 1;
}

/* 控制台样式 */
.console-container {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.console-toolbar {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
}

.vnc-container {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    min-height: 600px;
    position: relative;
    overflow: hidden;
    background: #000;
    width: 100%;
}

.vnc-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    color: var(--text-secondary);
    text-align: center;
}

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

/* noVNC客户端样式 */
.vnc-client {
    width: 100%;
    height: 100%;
    min-height: 600px;
    background: #000;
    border: none;
    outline: none;
}

.vnc-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    border-radius: 8px 8px 0 0;
}

.vnc-toolbar .btn {
    padding: 5px 10px;
    font-size: 12px;
}

.vnc-status {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--text-secondary);
}

.vnc-status.connected {
    color: var(--success-color);
}

.vnc-status.connecting {
    color: var(--warning-color);
}

.vnc-status.disconnected {
    color: var(--error-color);
}

.vnc-canvas-container {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 560px;
    overflow: auto;
    background: #000;
}

.vnc-canvas {
    display: block;
    margin: 0 auto;
    cursor: crosshair;
}

.vnc-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    text-align: center;
}

.vnc-error {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #ff4444;
    text-align: center;
    background: rgba(0,0,0,0.8);
    padding: 20px;
    border-radius: 8px;
}

/* 证书信任对话框样式 */
.certificate-warning {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    text-align: left;
}

.warning-icon {
    color: #ffc107;
    font-size: 2rem;
    flex-shrink: 0;
    margin-top: 5px;
}

.warning-content h4 {
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.solution-options {
    margin: 20px 0;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 6px;
}

.solution-options h5 {
    margin: 0 0 15px 0;
    color: var(--text-primary);
}

.option-item {
    margin-bottom: 15px;
    padding: 10px;
    background: var(--bg-primary);
    border-radius: 4px;
    border-left: 4px solid var(--primary-color);
}

.option-item:last-child {
    margin-bottom: 0;
}

.option-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.option-item p {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.warning-note {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: rgba(23, 162, 184, 0.1);
    border-radius: 4px;
    margin-top: 15px;
}

.warning-note i {
    color: #17a2b8;
}

.warning-note span {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 指导步骤样式 */
.instruction-steps ol {
    margin: 15px 0;
    padding-left: 25px;
}

.instruction-steps li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.browser-specific {
    margin-top: 20px;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 6px;
}

.browser-specific h5 {
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.browser-specific ul {
    margin: 0;
    padding-left: 20px;
}

.browser-specific li {
    margin-bottom: 8px;
    line-height: 1.4;
}

.browser-specific strong {
    color: var(--primary-color);
}

/* 操作记录样式 */
.operations-list {
    max-height: 400px;
    overflow-y: auto;
}

.operation-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.operation-item:hover {
    background: var(--bg-tertiary);
}

.operation-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
}

.operation-icon.success {
    background: #10b981;
}

.operation-icon.info {
    background: var(--primary-color);
}

.operation-icon.warning {
    background: #f59e0b;
}

.operation-icon.error {
    background: #ef4444;
}

.operation-content {
    flex: 1;
}

.operation-title {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.operation-details {
    font-size: 12px;
    color: var(--text-muted);
}

.operation-time {
    font-size: 12px;
    color: var(--text-muted);
    text-align: right;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .search-box {
        margin-left: 0;
        margin-top: var(--spacing-md);
    }
    
    .search-box input {
        width: 100%;
    }
    
    .page-actions {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .servers-grid {
        grid-template-columns: 1fr;
    }
    
    .server-info {
        grid-template-columns: 1fr;
    }
    
    .server-actions {
        flex-direction: column;
    }
    
    .wizard-steps {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .images-grid {
        grid-template-columns: 1fr;
    }
    
    .monitoring-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .server-info-grid {
        grid-template-columns: 1fr;
    }
    
    .server-actions {
        justify-content: stretch;
    }
    
    .server-actions .btn {
        min-width: auto;
        flex: 1;
    }
}

/* 密码和VNC模态框特定样式 */
.password-info, .password-reset-result, .vnc-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.info-item label {
    color: var(--text-secondary);
    font-weight: 500;
}

.password-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
}

.password-display {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9em;
    flex: 1;
    border: none;
    word-break: break-all;
}

.method-badge {
    display: inline-block;
    background: var(--success-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: 500;
}

.info-note {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    background: rgba(var(--info-rgb), 0.1);
    border: 1px solid rgba(var(--info-rgb), 0.2);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    color: var(--info-color);
    font-size: 0.9em;
    line-height: 1.4;
}

.info-note.success {
    background: rgba(var(--success-rgb), 0.1);
    border-color: rgba(var(--success-rgb), 0.2);
    color: var(--success-color);
}

.info-note i {
    color: currentColor;
    flex-shrink: 0;
    margin-top: 2px;
}

.vnc-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.vnc-actions .btn {
    flex: 1;
}

/* 服务器操作按钮样式增强 */
.server-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.server-actions .btn {
    flex: 0 1 auto;
    min-width: 120px;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    color: white;
    border: none;
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669, var(--success-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--success-rgb), 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #f87171);
    color: white;
    border: none;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626, var(--danger-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--danger-rgb), 0.3);
}

/* 按钮状态管理 */
#serverForceStopBtn {
    display: none;
}

.server-running #serverStartBtn {
    display: none;
}

.server-running #serverForceStopBtn {
    display: inline-flex;
}

.server-stopped #serverStopBtn,
.server-stopped #serverForceStopBtn,
.server-stopped #serverRebootBtn {
    display: none;
}

/* 响应式按钮布局 */
@media (max-width: 768px) {
    .server-actions {
        flex-direction: column;
    }

    .server-actions .btn {
        width: 100%;
        min-width: auto;
    }
}

/* 使用率条形图样式 */
.usage-chart-container {
    min-height: 300px;
}

.server-usage-item {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.server-usage-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.server-usage-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.server-usage-status {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.server-usage-stats {
    display: grid;
    gap: var(--spacing-sm);
}

.usage-stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
}

.usage-stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    min-width: 80px;
}

.usage-stat-bar {
    flex: 1;
    margin: 0 var(--spacing-sm);
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.usage-stat-progress {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-color-light));
}

.usage-stat-progress.high {
    background: linear-gradient(90deg, var(--danger-color), var(--danger-color-light));
}

.usage-stat-progress.medium {
    background: linear-gradient(90deg, var(--warning-color), var(--warning-color-light));
}

.usage-stat-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 45px;
    text-align: right;
}

.no-servers-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.no-servers-message i {
    font-size: 48px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-md);
}

/* 监控图表样式 */
.monitoring-chart-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.chart-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 16px;
    font-weight: 600;
}

.chart-title i {
    color: var(--primary-color);
}

.chart-container {
    position: relative;
    height: 300px;
    margin-bottom: var(--spacing-lg);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow: hidden;
}

.chart-container canvas {
    width: 100% !important;
    height: 100% !important;
    max-height: 280px;
}

.chart-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.chart-time-range {
    display: flex;
    gap: var(--spacing-xs);
}

.chart-range-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}

.chart-range-btn:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.chart-range-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.stat-details {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 12px;
    text-align: center;
}

/* 图表加载状态 */
.chart-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--text-muted);
}

.chart-loading i {
    font-size: 32px;
    margin-bottom: var(--spacing-sm);
}

.chart-error {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--danger-color);
}

/* 响应式图表 */
@media (max-width: 768px) {
    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .chart-time-range {
        justify-content: center;
    }
    
    .chart-container {
        height: 250px;
    }
    
    .chart-range-btn {
        flex: 1;
        min-width: 0;
    }
}

/* VNC模态框样式 */
.vnc-modal-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.vnc-status-indicator {
    font-weight: 500;
}

.vnc-status-indicator.connected {
    color: #28a745;
}

.vnc-status-indicator.connecting {
    color: #ffc107;
}

.vnc-status-indicator.error {
    color: #dc3545;
}

.vnc-status-indicator.disconnected {
    color: #6c757d;
}

/* VNC嵌入页面优化 */
.modal-content iframe {
    border-radius: 0 0 8px 8px;
}

.modal-footer .vnc-status-info {
    flex: 1;
    text-align: left;
}

/* VNC专用模态框样式 */
.vnc-modal-content {
    max-width: 90vw;
    max-height: 90vh;
    width: 1200px;
    height: 800px;
    display: flex;
    flex-direction: column;
    overflow: hidden; /* 防止内容溢出 */
}

.vnc-modal-body {
    flex: 1;
    padding: 0;
    overflow: hidden;
    min-height: 0; /* 重要: 允许flex子元素收缩 */
    display: flex; /* 确保iframe可以填满空间 */
    flex-direction: column;
}

.vnc-modal-body iframe {
    flex: 1; /* iframe填满modal-body */
    width: 100%;
    border: none;
    background: #000; /* VNC通常是黑色背景 */
}

.vnc-modal-content .modal-header {
    flex-shrink: 0; /* 防止header被压缩 */
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.vnc-modal-content .modal-footer {
    flex-shrink: 0; /* 防止footer被压缩 */
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* VNC内嵌容器样式 */
.vnc-iframe-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); /* 添加阴影增强视觉效果 */
}

.vnc-iframe-container iframe {
    flex: 1;
    width: 100%;
    border: none;
    background: #000;
    min-height: 700px; /* 适中的最小高度 */
    height: 75vh; /* 使用视口高度的75%，为模态框留出空间 */
}

.vnc-embed-status {
    background: var(--bg-card);
    padding: 8px 12px;
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.vnc-embed-status .text-muted {
    color: var(--text-muted);
}

/* 确保VNC容器填满可用空间 */
.console-container {
    display: flex;
    flex-direction: column;
    height: 100%; /* 确保控制台容器填满模态框 */
}

.console-container .vnc-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 750px; /* 适配模态框的VNC控制台高度 */
    height: 80vh; /* 使用视口高度的80%，为模态框UI留出空间 */
    overflow: hidden; /* 防止溢出 */
}

/* 响应式调整 - 大屏幕优化 */
@media (min-width: 1600px) {
    .modal.large .modal-content {
        max-width: 98vw; /* 大屏幕更宽的模态框 */
        max-height: 98vh; /* 大屏幕更高的模态框 */
    }
    
    .console-container .vnc-container {
        min-height: 850px; /* 大屏幕适配模态框的高度 */
        height: 85vh; /* 大屏幕使用85%视口高度 */
    }
    
    .vnc-iframe-container iframe {
        min-height: 800px; /* 大屏幕iframe更大高度 */
        height: 80vh; /* 大屏幕iframe高度 */
    }
}

/* 中等屏幕优化 */
@media (min-width: 1200px) and (max-width: 1599px) {
    .modal.large .modal-content {
        max-width: 96vw; /* 中等屏幕适中宽度 */
        max-height: 96vh; /* 中等屏幕适中高度 */
    }
}

@media (max-width: 1200px) {
    .vnc-modal-content {
        width: 95vw;
        height: 80vh;
    }
}

@media (max-width: 768px) {
    .vnc-modal-content {
        width: 98vw;
        height: 85vh;
        max-width: none;
    }
    
    .vnc-modal-actions {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .vnc-modal-actions .btn-sm {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    .console-container .vnc-container {
        min-height: 600px; /* 移动设备增大最小高度 */
        height: 80vh; /* 移动设备使用80%视口高度 */
    }
    
    .vnc-iframe-container iframe {
        min-height: 500px; /* 移动设备iframe最小高度 */
        height: 75vh; /* 移动设备iframe高度 */
    }
}

/* =================== 对象存储样式 =================== */

/* 存储桶网格布局 */
.buckets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.bucket-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    cursor: pointer;
}

.bucket-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
}

.bucket-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.bucket-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.bucket-status {
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
}

.bucket-status.active {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.bucket-status.creating {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
}

.bucket-status.failed {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.bucket-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.bucket-info-item {
    display: flex;
    flex-direction: column;
}

.bucket-info-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.bucket-info-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.bucket-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* 文件上传区域 */
.upload-area {
    margin-bottom: var(--spacing-lg);
}

.upload-drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
}

.upload-drop-zone:hover,
.upload-drop-zone.dragover {
    border-color: var(--primary);
    background: rgba(0, 102, 204, 0.05);
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.upload-text h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.upload-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* 文件工具栏 */
.files-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

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

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

.view-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.view-toggle .btn {
    border: none;
    border-radius: 0;
    padding: 6px 10px;
}

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

/* 文件容器 */
.files-container {
    min-height: 300px;
}

/* 网格视图 */
.files-container.grid-view {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)) !important;
    gap: 16px;
    width: 100%;
    box-sizing: border-box;
}

.file-item.grid {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    max-width: 200px;
    min-width: 140px;
    height: auto;
    min-height: 120px;
    max-height: 160px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.file-item.grid:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.file-item.grid .file-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 8px;
    flex-shrink: 0;
}

.file-item.grid .file-name {
    font-size: 12px;
    color: var(--text-primary);
    margin-bottom: 4px;
    word-break: break-all;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.3;
    flex: 1;
}

.file-item.grid .file-size {
    font-size: 10px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    flex-shrink: 0;
}

.file-item.grid .file-actions {
    margin-top: auto;
    padding-top: 8px;
}

/* 列表视图 */
.files-container.list-view {
    display: block;
}

.file-item.list {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.file-item.list:hover {
    background: var(--bg-secondary);
}

.file-item.list .file-icon {
    font-size: 1.5rem;
    color: var(--primary);
    margin-right: var(--spacing-md);
    min-width: 24px;
}

.file-item.list .file-info {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-item.list .file-name {
    font-size: 14px;
    color: var(--text-primary);
    margin-right: var(--spacing-md);
}

.file-item.list .file-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    gap: var(--spacing-md);
}

/* 文件操作菜单 */
.file-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.file-actions.hidden {
    display: none;
}

.file-item:hover .file-actions.hidden {
    display: flex;
}

/* 页面动作按钮 */
.page-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* 模态框表单样式 */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.region-zone-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .buckets-grid {
        grid-template-columns: 1fr;
    }
    
    .files-container.grid-view {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    
    .bucket-info {
        grid-template-columns: 1fr;
    }
    
    .files-toolbar {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .region-zone-selector {
        grid-template-columns: 1fr;
    }
}

/* CDN iframe样式 */
.cdn-frame-container {
    background: transparent;
    border: none;
    overflow: hidden;
    position: fixed;
    top: 75px;
    left: 260px; /* 侧边栏宽度 */
    right: 0;
    bottom: 0;
    z-index: 100;
    transition: left 0.3s ease;
}

/* 侧边栏收缩时调整 */
.sidebar.collapsed ~ .main-content .cdn-frame-container {
    left: 80px;
}

/* 在移动端调整 */
@media (max-width: 768px) {
    .cdn-frame-container {
        left: 0;
    }
}

.frame-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.frame-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

.frame-info i {
    font-size: 16px;
}

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

.binding-info {
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.cdn-loading, .cdn-error {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
    box-shadow: var(--shadow-small);
}

.cdn-loading h3, .cdn-error h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.cdn-loading .fa-spinner {
    color: var(--primary-color);
}

#cdn-iframe {
    background: white;
}

/* iframe loading overlay */
.iframe-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 31, 46, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.iframe-loading-content {
    text-align: center;
    color: var(--text-primary);
}

.iframe-loading-content i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}