:root{
    --bg:#0b1220;
    --card:#111827;
    --accent:#00d4ff;
    --accent2:#00ffae;
    --text:#ffffff;
    --muted:#9ca3af;
}

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

body{
    font-family:'Poppins',sans-serif;
    background:var(--bg);
    color:var(--text);
    overflow-x:hidden;
}

#particles{
    position:fixed;
    width:100%;
    height:100%;
    top:0;
    left:0;
    z-index:-1;
}

nav{
    position:fixed;
    width:100%;
    backdrop-filter:blur(10px);
    background:rgba(11,18,32,.8);
    padding:20px 8%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    z-index:1000;
}

.logo{
    font-size:1.4rem;
    font-weight:700;
    color:var(--accent);
}

nav ul{
    display:flex;
    list-style:none;
    gap:25px;
}

nav a{
    color:white;
    text-decoration:none;
    transition:.3s;
}

nav a:hover{
    color:var(--accent);
}

.hero{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:0 10%;
}

.hero-content h1{
    font-size:4rem;
    margin-bottom:10px;
}

.hero-content h2{
    color:var(--accent);
    margin-bottom:20px;
    min-height:40px;
}

.hero-content p{
    max-width:700px;
    margin:auto;
    color:var(--muted);
    line-height:1.8;
}

.btns{
    margin-top:30px;
}

.btn{
    display:inline-block;
    padding:14px 30px;
    border-radius:40px;
    text-decoration:none;
    margin:10px;
    font-weight:600;
    transition:.3s;
}

.primary{
    background:var(--accent);
    color:#000;
}

.secondary{
    border:2px solid var(--accent);
    color:white;
}

.btn:hover{
    transform:translateY(-5px);
}

section{
    padding:100px 8%;
}

.section-title{
    text-align:center;
    margin-bottom:50px;
    font-size:2.5rem;
    color:var(--accent);
}

.skills-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.skill{
    background:var(--card);
    padding:25px;
    border-radius:15px;
    text-align:center;
    transition:.4s;
}

.skill:hover{
    transform:translateY(-10px);
    box-shadow:0 0 20px rgba(0,212,255,.3);
}

.projects{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:25px;
}

.project-card{
    background:var(--card);
    border-radius:15px;
    overflow:hidden;
    transition:.4s;
}

.project-card:hover{
    transform:translateY(-10px);
}

.project-content{
    padding:25px;
}

.project-content h3{
    color:var(--accent);
    margin-bottom:15px;
}

.timeline{
    position:relative;
    max-width:900px;
    margin:auto;
}

.timeline::before{
    content:'';
    position:absolute;
    left:50%;
    width:4px;
    background:var(--accent);
    top:0;
    bottom:0;
}

.timeline-item{
    width:50%;
    padding:20px 40px;
    position:relative;
}

.timeline-item:nth-child(odd){
    left:0;
}

.timeline-item:nth-child(even){
    left:50%;
}

.timeline-content{
    background:var(--card);
    padding:20px;
    border-radius:10px;
}

.timeline-content h3{
    color:var(--accent);
}

.contact{
    text-align:center;
}

.contact p{
    margin:10px 0;
    color:var(--muted);
}

footer{
    text-align:center;
    padding:30px;
    color:var(--muted);
}

@media(max-width:768px){

.hero-content h1{
    font-size:2.5rem;
}

.timeline::before{
    left:20px;
}

.timeline-item{
    width:100%;
    left:0!important;
    padding-left:60px;
}

nav ul{
    display:none;
}
}