*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Poppins',sans-serif;
}

body{
background:#020617;
color:white;
line-height:1.7;
overflow-x:hidden;
}

/* LOADER */

#loader{
position:fixed;
width:100%;
height:100%;
background:#020617;
display:flex;
justify-content:center;
align-items:center;
flex-direction:column;
z-index:9999;
}

.loader-logo{
font-size:42px;
font-weight:700;
background:linear-gradient(90deg,#6366f1,#22c55e);
-webkit-background-clip:text;
color:transparent;
margin-bottom:20px;
}

.loader-bar{
width:200px;
height:4px;
background:#111827;
border-radius:20px;
overflow:hidden;
}

.loader-progress{
height:100%;
width:40%;
background:linear-gradient(90deg,#6366f1,#22c55e);
animation:loading 1.2s infinite;
}

@keyframes loading{
0%{transform:translateX(-100%)}
100%{transform:translateX(300%)}
}

/* HEADER */

header{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 8%;
background:rgba(2,6,23,0.9);
backdrop-filter:blur(15px);
position:fixed;
width:100%;
z-index:100;
}

.logo{
font-size:26px;
font-weight:700;
}

nav a{
color:white;
text-decoration:none;
margin-left:25px;
font-size:15px;
opacity:.85;
transition:.3s;
}

nav a:hover{
opacity:1;
color:#6366f1;
}

.login-btn{
background:linear-gradient(90deg,#6366f1,#8b5cf6);
padding:10px 25px;
border-radius:40px;
}

/* HERO */

.hero{
min-height:100vh;
display:flex;
justify-content:center;
align-items:center;
padding:120px 20px;
background:radial-gradient(circle at top,#1e293b,#020617);
}

.hero-text{
max-width:650px;
text-align:center;
background:rgba(255,255,255,0.05);
backdrop-filter:blur(20px);
padding:60px 40px;
border-radius:20px;
box-shadow:0 0 60px rgba(99,102,241,0.4);
}

.hero-text h1{
font-size:50px;
margin-bottom:10px;
}

.hero-text p{
opacity:.85;
margin-bottom:25px;
}

.hero-buttons a{
background:linear-gradient(90deg,#6366f1,#8b5cf6);
padding:14px 35px;
border-radius:40px;
color:white;
text-decoration:none;
font-weight:500;
transition:.3s;
}

.hero-buttons a:hover{
transform:scale(1.05);
box-shadow:0 0 20px rgba(99,102,241,0.6);
}

/* FEATURES */

.features{
padding:120px 20px;
text-align:center;
}

.features h2{
font-size:36px;
margin-bottom:60px;
}

.feature-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:30px;
max-width:1100px;
margin:auto;
}

.feature-box{
background:rgba(255,255,255,0.04);
padding:30px;
border-radius:15px;
transition:.3s;
backdrop-filter:blur(10px);
}

.feature-box:hover{
transform:translateY(-10px);
box-shadow:0 0 25px rgba(99,102,241,0.5);
}

/* PHONE PREVIEW */

.preview{
padding:120px 20px;
text-align:center;
background:#020617;
}

.preview h2{
font-size:34px;
margin-bottom:40px;
}

.phone-slider{
display:flex;
gap:40px;
justify-content:center;
flex-wrap:wrap;
}

.phone-frame{
width:260px;
padding:10px;
background:#000;
border-radius:30px;
box-shadow:0 0 40px rgba(99,102,241,0.4);
transition:.4s;
}

.phone-frame img{
width:100%;
border-radius:20px;
}

/* USER GUIDE */

.container{
max-width:1100px;
margin:auto;
padding:100px 20px;
}

.section{
margin-bottom:80px;
}

.card{
background:rgba(255,255,255,0.05);
padding:40px;
border-radius:18px;
backdrop-filter:blur(20px);
box-shadow:0 0 40px rgba(99,102,241,0.2);
}

/* IMAGE FIX */

.card img{
width:100%;
max-width:360px;
display:block;
margin:25px auto;
border-radius:18px;
box-shadow:0 0 25px rgba(99,102,241,0.4);
}

ul{
margin-top:10px;
padding-left:20px;
}

/* CONTACT */

.contact{
padding:80px 20px;
text-align:center;
background:#020617;
}

.contact-links{
display:flex;
gap:20px;
justify-content:center;
flex-wrap:wrap;
margin-top:20px;
}

.contact-links a{
background:linear-gradient(90deg,#6366f1,#8b5cf6);
padding:12px 25px;
border-radius:40px;
color:white;
text-decoration:none;
transition:.3s;
}

.contact-links a:hover{
box-shadow:0 0 15px rgba(99,102,241,0.7);
}

/* FOOTER */

footer{
text-align:center;
padding:40px;
background:#020617;
opacity:.8;
}

/* SCROLL ANIMATION */

.hidden{
opacity:0;
transform:translateY(60px);
transition:all 0.8s ease;
}

.show{
opacity:1;
transform:translateY(0);
}

/* MOBILE */

@media(max-width:768px){

.hero-text h1{
font-size:36px;
}

nav{
display:none;
}

.phone-frame{
width:200px;
}

}