/* 基础样式重置 */
:root {
    --control-radius: 0.375rem;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: rgba(37, 99, 235, 0.1);
    --color-bg: #f3f3f3;
    --color-bg-card: #ffffff;
    --color-text: #1e293b;
    --color-text-secondary: #64748b;
    --color-border: #e2e8f0;
    --color-success: #16a34a;
    --color-danger: #dc2626;
    --color-warning: #ca8a04;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
}

/* 登录页背景 */
body.login-page {
    background: linear-gradient(135deg, var(--color-primary) 0%, #3b82f6 100%);
    min-height: 100vh;
}

/* 登录卡片 */
.login-card {
    transition: box-shadow 0.3s ease;
}

.login-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25) !important;
}

/* 表单样式 */
.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

.form-check-input:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* 按钮样式 */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

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

/* 后台布局 */
body.admin-body {
    background: var(--color-bg);
}

/* 主内容区域 */
.main-content {
    background: var(--color-bg);
}

/* 表格样式增强 */
.table {
    font-size: 0.9rem;
}

.table thead th {
    font-weight: 600;
    white-space: nowrap;
    background: #f1f5f9;
}

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

/* 卡片样式 */
.card {
    border-radius: 0.5rem;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05) !important;
}

.card-header {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-card);
}

/* 按钮组增强 */
.btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

/* 分页样式 */
.pagination {
    margin-bottom: 0;
}

.pagination .page-link {
    color: var(--color-primary);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.pagination .page-link:hover {
    color: var(--color-primary-hover);
}

/* 提示消息 */
.alert {
    border-radius: 0.5rem;
}

/* Toast 消息 */
/* Toast 提示样式 */
.toast-container-fixed {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast-card {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--color-primary);
    color: #fff;
    padding: 14px 16px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    min-width: 280px;
    max-width: 380px;
    transition: opacity 0.25s, transform 0.25s;
}

.toast-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    font-size: 0.95rem;
}

.toast-close-btn {
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    flex-shrink: 0;
}

.toast-close-btn:hover {
    color: #fff;
}

/* Modal 样式 */
.modal-header {
    border-bottom: 1px solid var(--color-border);
}

.modal-footer {
    border-top: 1px solid var(--color-border);
}

/* 输入组图标 */
.input-group-text {
    background-color: var(--color-bg);
    border-color: var(--color-border);
}

/* 权限复选框网格 */
.permission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
    padding: 16px;
    background: var(--color-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--color-border);
}

.permission-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 头像样式 */
.rounded-circle {
    object-fit: cover;
}

/* 快速导航卡片悬浮效果 */
a.text-decoration-none:hover .card {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08) !important;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .table-responsive {
        font-size: 0.85rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.2rem 0.4rem;
    }
}

/* 修复 Bootstrap 覆盖 */
.navbar {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Dropdown 样式 */
.dropdown-menu {
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-radius: 0.5rem;
}

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

/* Logo 预览 */
.system-logo-preview {
    border: 2px dashed var(--color-border);
    border-radius: 0.5rem;
    padding: 16px;
    display: inline-block;
}

/* 标签样式 */
.badge {
    font-weight: 500;
}

/* 表单验证样式 */
.was-validated .form-control:invalid:focus,
.form-control.is-invalid:focus {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* 空状态图标 */
.bi-inbox {
    opacity: 0.5;
}

/* 加载动画 */
@keyframes pageFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body:not(.page-leaving) .card,
body:not(.page-leaving) .row > div {
    animation: pageFadeIn 0.3s ease;
}

.col-lg-3{
    padding-left: 0px;
}