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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: #333;
    background: #000;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
}

input, select, textarea {
    outline: none;
}

/* 通用按钮样式 */
.btn {
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s;
}

.btn-primary {
    background-color: #409eff;
    color: #fff;
}

.btn-primary:hover {
    background-color: #66b1ff;
}

.btn-success {
    background-color: #67c23a;
    color: #fff;
}

.btn-success:hover {
    background-color: #85ce61;
}

.btn-danger {
    background-color: #f56c6c;
    color: #fff;
}

.btn-danger:hover {
    background-color: #f78989;
}

.btn-warning {
    background-color: #e6a23c;
    color: #fff;
}

.btn-warning:hover {
    background-color: #ebb563;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* 表格样式 */
.table-container {
    background: #fff;
    border-radius: 4px;
    padding: 20px;
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
}

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

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ebeef5;
}

.table th {
    background-color: #f5f7fa;
    font-weight: 600;
    color: #606266;
}

.table tbody tr:hover {
    background-color: #f5f7fa;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #606266;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #dcdfe6;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #409eff;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 分页样式 */
.pagination {
    margin-top: 20px;
    text-align: right;
}

.pagination button {
    padding: 8px 12px;
    margin: 0 4px;
    border: 1px solid #dcdfe6;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
}

.pagination button:hover {
    color: #409eff;
    border-color: #409eff;
}

.pagination button.active {
    background: #409eff;
    color: #fff;
    border-color: #409eff;
}

/* 工具类 */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}