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

body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

.login-header h2 {
    font-size: 32px;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.login-header p {
    font-size: 16px;
    opacity: 0.9;
}

.login-box {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.layui-form-item {
    margin-bottom: 20px;
}

.layui-form-label {
    width: 80px;
    text-align: left;
    padding-left: 0;
}

.layui-input-block {
    margin-left: 80px;
}

.layui-btn-fluid {
    width: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 5px;
    height: 45px;
    font-size: 16px;
}

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

.text-primary {
    color: #667eea;
    text-decoration: none;
}

.text-primary:hover {
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    color: white;
    margin-top: 20px;
    opacity: 0.8;
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .login-container {
        padding: 15px;
    }
    
    .login-box {
        padding: 20px;
    }
    
    .login-header h2 {
        font-size: 24px;
    }
}