/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f0f2f5;
    color: #333;
}

/* 导航栏样式 */
.top-nav {
    background-color: #001529;
    color: white;
    padding: 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.1);
    color: white;
}

/* 用户菜单 */
.user-menu {
    position: relative;
    padding: 8px 12px;
    cursor: pointer;
}

.user-menu:hover .user-dropdown {
    display: block;
}

.user-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    min-width: 120px;
}

.user-dropdown a {
    display: block;
    padding: 8px 16px;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s;
}

.user-dropdown a:hover {
    background-color: #f5f5f5;
}

.user-dropdown a.danger {
    color: #ff4d4f;
}

.user-dropdown a.danger:hover {
    background-color: #fff1f0;
}

/* 主容器样式 */
.main-container {
    max-width: 1200px;
    margin: 84px auto 20px;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* 表单样式 */
.ant-form {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
}

.ant-form-item {
    margin-bottom: 24px;
}

.ant-form-item label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.ant-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    transition: all 0.3s;
}

.ant-input:focus {
    border-color: #40a9ff;
    box-shadow: 0 0 0 2px rgba(24,144,255,0.2);
    outline: none;
}

/* 按钮样式 */
.ant-btn {
    margin-right: 8px;
    height: 32px;
    padding: 4px 15px;
    border-radius: 4px;
    transition: all 0.3s;
}

.ant-btn-primary {
    background-color: #1890ff;
    border-color: #1890ff;
    color: white;
}

.ant-btn-primary:hover {
    background-color: #40a9ff;
    border-color: #40a9ff;
}

/* 表格样式 */
.ant-table {
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
}

.ant-table th,
.ant-table td {
    padding: 16px;
    border-bottom: 1px solid #f0f0f0;
    text-align: left;
}

.ant-table th {
    background-color: #fafafa;
    font-weight: 500;
}

.ant-table tr:hover {
    background-color: #fafafa;
}

/* 警告提示样式 */
.ant-alert {
    margin-bottom: 20px;
    padding: 8px 15px;
    border-radius: 4px;
}

.ant-alert-error {
    background-color: #fff2f0;
    border: 1px solid #ffccc7;
    color: #ff4d4f;
}

.ant-alert-success {
    background-color: #f6ffed;
    border: 1px solid #b7eb8f;
    color: #52c41a;
}

/* 页面标题 */
h1 {
    margin-bottom: 24px;
    color: #333;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-content {
        padding: 0 10px;
    }
    
    .main-container {
        margin: 74px 10px 10px;
    }
    
    .ant-form {
        padding: 10px;
    }
}