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

body{

font-family:Arial,Helvetica,sans-serif;

background:#050505;

overflow:hidden;

color:white;

}

.bg{

position:fixed;

top:0;
left:0;

width:100%;
height:100%;

background:
radial-gradient(circle at top,#1eff7a22 0%,transparent 45%),
linear-gradient(135deg,#030303,#08120a,#000);

z-index:-2;

}

.bg::after{

content:"";

position:absolute;

width:200%;
height:200%;

background:
radial-gradient(#25D36622 2px,transparent 2px);

background-size:45px 45px;

animation:moveBg 30s linear infinite;

opacity:.5;

}

@keyframes moveBg{

from{

transform:translateY(0);

}

to{

transform:translateY(-250px);

}

}

.container{

display:flex;

justify-content:center;

align-items:center;

height:100vh;

padding:20px;

}

.card{

width:100%;
max-width:430px;

background:rgba(20,20,20,.75);

backdrop-filter:blur(14px);

border-radius:24px;

padding:35px;

border:1px solid rgba(37,211,102,.25);

box-shadow:

0 0 25px rgba(37,211,102,.25),

0 0 80px rgba(37,211,102,.08);

animation:pop .8s;

}

@keyframes pop{

0%{

opacity:0;

transform:scale(.9);

}

100%{

opacity:1;

transform:scale(1);

}

}

.logo{

font-size:70px;

text-align:center;

margin-bottom:10px;

animation:float 2s ease-in-out infinite;

}

@keyframes float{

50%{

transform:translateY(-8px);

}

}

h1{

text-align:center;

font-size:34px;

letter-spacing:2px;

margin-bottom:8px;

}

.subtitle{

text-align:center;

color:#25D366;

font-weight:bold;

margin-bottom:28px;

}

.tutorial{

background:#0d1b12;

padding:18px;

border-radius:16px;

border:1px solid rgba(37,211,102,.25);

}

.tutorial h2{

text-align:center;

margin-bottom:20px;

color:#25D366;

}

.phone{

position:relative;

height:110px;

margin-bottom:25px;

}

.dots{

position:absolute;

right:10px;

top:10px;

font-size:45px;

font-weight:bold;

}

.arrow{

position:absolute;

right:18px;

top:65px;

font-size:34px;

animation:arrow 1s infinite;

}

@keyframes arrow{

50%{

transform:translateY(-12px);

}

}

.tap{

position:absolute;

right:0;

top:95px;

font-size:15px;

font-weight:bold;

color:#25D366;

animation:pulse 1.2s infinite;

}

@keyframes pulse{

50%{

opacity:.35;

}

}

.step{

margin:14px 0;

font-size:17px;

line-height:1.5;

}

.step span{

display:inline-flex;

justify-content:center;

align-items:center;

width:28px;

height:28px;

border-radius:50%;

background:#25D366;

color:#000;

font-weight:bold;

margin-right:10px;

}

.join{

display:block;

margin-top:28px;

text-align:center;

background:#25D366;

color:white;

padding:18px;

border-radius:14px;

font-size:22px;

font-weight:bold;

text-decoration:none;

box-shadow:

0 0 20px rgba(37,211,102,.6);

transition:.25s;

}

.join:hover{

transform:scale(1.04);

box-shadow:

0 0 35px rgba(37,211,102,.9);

}

.footer{

margin-top:20px;

text-align:center;

font-size:13px;

opacity:.75;

}