.cu-form{
max-width:700px;
margin:auto;
background:#fff;
padding:30px;
border-radius:10px;
box-shadow:0 8px 25px rgba(0,0,0,0.1);
font-family:Arial;
}

.cu-form h3{
color:#1e73be;
margin-bottom:30px;
}

.cu-form h4{
margin-top:40px;
margin-bottom:20px;
color:#1e73be;
}

.cu-form input,
.cu-form select{
width:100%;
padding:12px;
margin-bottom:15px;
border:1px solid #ddd;
border-radius:6px;
}

.cu-form label{
display:block;
margin-bottom:10px;
font-weight:600;
}

/* FIX SPACING BETWEEN SECTIONS */
#diplomaCourses,
#certificateCourses{
margin-bottom:40px;
}

.cu-form input[type="file"]{
margin-bottom:40px;
}

.cu-form button{
background:#1e73be;
color:#fff;
padding:14px;
border:none;
width:100%;
border-radius:6px;
cursor:pointer;
font-size:16px;
margin-top:10px;
}

/* STATUS BADGES */
.status{
padding:5px 10px;
border-radius:5px;
color:#fff;
font-size:12px;
}

.status-pending{ background:#f39c12; }
.status-approved{ background:#2ecc71; }
.status-rejected{ background:#e74c3c; }

/* MODAL */
#cuModal{
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.6);
display:none; /* IMPORTANT */
align-items:center;
justify-content:center;
z-index:9999;
}

.cu-modal-content{
background:#fff;
padding:25px;
border-radius:10px;
width:450px;
position:relative;
box-shadow:0 10px 30px rgba(0,0,0,0.2);
}

#closeModal{
position:absolute;
top:10px;
right:15px;
cursor:pointer;
font-size:20px;
font-weight:bold;
}

/* MODAL BACKGROUND */
#cuModal{
display:none;
position:fixed;
z-index:9999;
left:0;
top:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.6);
}

/* MODAL BOX */
.cu-modal-content{
background:#fff;
margin:5% auto;
padding:20px;
width:500px;
border-radius:10px;
position:relative;
}

/* CLOSE BUTTON */
#cuClose{
position:absolute;
right:15px;
top:10px;
font-size:22px;
cursor:pointer;
}

/* TABS */
.cu-tabs{
display:flex;
gap:10px;
margin-bottom:15px;
}

.cu-tab{
padding:8px 15px;
background:#eee;
cursor:pointer;
border-radius:5px;
}

.cu-tab.active{
background:#1e73be;
color:#fff;
}

/* TAB CONTENT */
.cu-tab-content{
display:none;
}

.cu-tab-content.active{
display:block;
}

.status{
padding:5px 10px;
border-radius:5px;
color:#fff;
font-size:12px;
}

.status-pending{ background:#f39c12; }
.status-approved{ background:#27ae60; }
.status-rejected{ background:#e74c3c; }