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

body{
background:#eef4f1;
font-family:'Poppins',sans-serif;
padding:40px;
}

.certificate-wrapper{
display:flex;
justify-content:center;
align-items:center;
min-height:100vh;
}

.certificate{
width:1200px;
background:#fffdf8;
position:relative;
box-shadow:0 20px 50px rgba(0,0,0,0.15);
overflow:hidden;
}

.certificate-border{
border:18px solid #c9a227;
padding:50px;
position:relative;
}

.watermark{
position:absolute;
top:50%;
left:50%;
transform:translate(-50%,-50%);
opacity:0.05;
z-index:0;
}

.watermark img{
width:500px;
}

.certificate-header,
.certificate-body,
.certificate-footer,
.certificate-actions{
position:relative;
z-index:2;
}

.certificate-header{
text-align:center;
margin-bottom:30px;
}

.certificate-logo{
width:220px;
display:block;
margin:auto;
margin-bottom:20px;
}

.certificate-header h1{
font-family:'Cinzel',serif;
font-size:52px;
color:#0f5f55;
letter-spacing:3px;
margin-bottom:10px;
}

.certificate-subtitle{
font-size:18px;
color:#666;
}

.certificate-body{
text-align:center;
padding:20px 0;
}

#studentName{
font-family:'Cinzel',serif;
font-size:58px;
font-weight:700;
color:#1b1b1b;
margin:25px 0;
}

.completion-text{
font-size:22px;
color:#555;
margin-bottom:15px;
}

.course-name{
font-size:34px;
font-weight:700;
color:#0f766e;
margin-bottom:25px;
}

.description{
max-width:800px;
margin:auto;
font-size:17px;
line-height:1.8;
color:#555;
}

.certificate-info{
display:flex;
justify-content:center;
gap:80px;
margin-top:40px;
}

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

.info-box span{
display:block;
font-size:14px;
color:#777;
margin-bottom:8px;
}

.info-box strong{
font-size:18px;
color:#222;
}

.certificate-footer{
display:flex;
justify-content:space-between;
align-items:flex-end;
margin-top:70px;
}

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

.signature-img{
width:180px;
display:block;
margin:auto;
margin-bottom:5px;
}

.signature-line{
width:250px;
height:2px;
background:#000;
margin-bottom:10px;
}

.signature-box h4{
font-size:18px;
margin-bottom:5px;
}

.signature-box p{
font-size:14px;
color:#555;
}

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

.seal{
width:140px;
height:140px;
border:6px solid #c9a227;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
font-weight:700;
color:#0f766e;
font-size:16px;
margin:auto;
}

.certificate-actions{
text-align:center;
margin-top:50px;
}

.print-btn{
background:#0f766e;
color:white;
border:none;
padding:16px 35px;
font-size:18px;
border-radius:8px;
cursor:pointer;
transition:.3s;
}

.print-btn:hover{
background:#0b5a54;
}

@media print{

body{
background:white;
padding:0;
}

.print-btn{
display:none;
}

.certificate{
box-shadow:none;
width:100%;
}

}