/* 自定义样式 */
body {
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
}

.footer {
    margin-top: auto;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: none;
    margin-bottom: 1.5rem;
}

.card-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

.table th {
    border-top: none;
    font-weight: 600;
    color: #495057;
}

.table td {
    vertical-align: middle;
}

.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}

/* 登录页面样式 */
.login-container {
    max-width: 400px;
    margin: 0 auto;
    padding-top: 60px;
}

/* 按钮样式 */
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* 表单样式 */
.form-label {
    font-weight: 500;
}

.form-control:focus,
.form-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* 响应式调整 */
@media (max-width: 1900px) {
    .table-responsive {
        font-size: 0.875rem;
    }

    .btn-group-sm .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
}