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

:root{
--bg:#081b29;
--card:#0d2436;
--border:#16364b;
--text:#fff;
--muted:#9fb3c4;
--accent:#00abf0;
}

body{
background:var(--bg);
color:var(--text);
font:15px/1.55 Poppins,sans-serif;
}

.page{
width:min(900px,94%);
margin:32px auto;
}

.back-btn{
position:fixed;
top:20px;
right:20px;
z-index:1000;
display:flex;
align-items:center;
justify-content:center;
padding:10px 18px;
background:#7d2e1b;
border:1px solid #16364b;
color:#fff;
text-decoration:none;
font-size:.9rem;
font-weight:600;
cursor:pointer;
transition:.25s;
}

.back-btn:hover{
background:var(--accent);
border-color:var(--accent);
color:#081b29;
}

h1{
font:700 1.9rem Cinzel,serif;
margin:0 0 16px;
}

.card{
background:var(--card);
border:1px solid var(--border);
padding:20px;
margin-bottom:24px;
}

.timeline .item{
padding-left:18px;
margin-bottom:20px;
border-left:2px solid var(--accent);
}

.timeline .item:last-child{
margin-bottom:0;
}

.timeline h2{
font-size:1rem;
color:var(--accent);
margin-bottom:2px;
}

.timeline span{
display:block;
font-size:.95rem;
font-weight:600;
}

.timeline p{
font-size:.9rem;
color:var(--muted);
}

.skills{
display:flex;
flex-wrap:wrap;
gap:8px;
}

.skills span{
padding:6px 12px;
background:#12344a;
border:1px solid var(--border);
font-size:.85rem;
font-weight:500;
white-space:nowrap;
transition:.2s;
}

.skills span:hover{
background:var(--accent);
color:#081b29;
border-color:var(--accent);
}

footer{
margin-top:20px;
padding:16px;
border-top:1px solid var(--border);
text-align:center;
font-size:.85rem;
color:var(--muted);
}

@media(max-width:768px){

.page{
width:95%;
margin:20px auto;
}

.card{
padding:16px;
}

h1{
font-size:1.6rem;
}

.back-btn{
top:14px;
right:14px;
padding:8px 14px;
font-size:.85rem;
}

.skills{
gap:6px;
}

.skills span{
padding:6px 10px;
font-size:.8rem;
}

}

.timeline .item:nth-child(1){
    border-left-color:#00ff99;
}

.timeline .item:nth-child(2){
    border-left-color:#ff4d6d;
}