html{
scroll-behavior:smooth;
}

#particles-js{

position:fixed;

width:100%;

height:100%;

z-index:-1;

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

body{
margin:0;
font-family:Poppins;

background: linear-gradient(-45deg,#6C5CE7,#00CEC9,#0984e3,#6C5CE7);
background-size:400% 400%;
animation:gradientBG 12s ease infinite;

color:white;
min-height:100vh;
}

@keyframes gradientBG{

0%{background-position:0% 50%;}
50%{background-position:100% 50%;}
100%{background-position:0% 50%;}

}

/* NAVBAR */

nav{

display:flex;
justify-content:space-between;
align-items:center;

padding:20px 50px;

position:sticky;
top:0;

background:rgba(255,255,255,0.1);
backdrop-filter:blur(10px);

border-bottom:1px solid rgba(255,255,255,0.2);

}

.btn{

background:white;
color:#6C5CE7;

padding:10px 20px;

border-radius:25px;

text-decoration:none;

}

/* HERO */

.hero{

text-align:center;

margin-top:120px;

}

.hero{
height:70vh;
display:flex;
flex-direction:column;
justify-content:center;
align-items:center;
text-align:center;
}

.hero h1{

font-size:50px;

}

.cta{
background:linear-gradient(45deg,#6C5CE7,#00CEC9);
padding:14px 32px;
border-radius:40px;
color:white;
text-decoration:none;
font-weight:600;
transition:0.3s;
}

.cta:hover{
transform:scale(1.08);
box-shadow:0 10px 25px rgba(0,0,0,0.25);
}

/* FEATURES */

.features{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(250px,1fr));

gap:30px;

padding:60px;

}

.feature{
background:rgba(255,255,255,0.2);
padding:30px;
border-radius:15px;
backdrop-filter:blur(10px);
transition:0.3s;
}

.feature:hover{
transform:translateY(-10px) scale(1.02);
box-shadow:0 20px 40px rgba(0,0,0,0.2);
}

/* DASHBOARD */

.dashboard-container{

display:flex;

}

.sidebar{

width:220px;

background:rgba(0,0,0,0.3);

height:100vh;

padding:30px;

}

.sidebar ul{

list-style:none;

margin-top:30px;

}

.sidebar li{

margin:15px 0;

cursor:pointer;

}

.main{

flex:1;

padding:40px;

}

.cards{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(200px,1fr));

gap:20px;

margin-bottom:40px;

}

.card{

background:rgba(255,255,255,0.9);

color:#333;

padding:25px;

border-radius:14px;

transition:0.3s;

}

.card:hover{

transform:translateY(-8px);

box-shadow:0 20px 40px rgba(0,0,0,0.2);

}

/* MOBILE */

@media(max-width:768px){

.dashboard-container{

flex-direction:column;

}

.sidebar{

width:100%;
height:auto;

}

}

.card{

animation:fadeIn 1.2s ease;

}

.btn, .cta{

cursor:pointer;

transition:all 0.3s ease;

}

.btn:hover, .cta:hover{

transform:translateY(-3px);
box-shadow:0 10px 20px rgba(0,0,0,0.2);

}

#loader{

position:fixed;

width:100%;
height:100%;

background:#000;

display:flex;
justify-content:center;
align-items:center;

z-index:999;

font-size:24px;

}

.task-board{

display:grid;
grid-template-columns:repeat(3,1fr);
gap:20px;

margin-top:30px;

}

.column{

background:rgba(255,255,255,0.15);

padding:20px;

border-radius:12px;

min-height:200px;

}

.task{

background:white;

color:black;

padding:10px;

border-radius:8px;

margin-bottom:10px;

cursor:grab;

}

.task:hover{

transform:scale(1.03);

}