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

body{
background:#f8fafc;
color:#1e293b;
}

a{
text-decoration:none;
}

.container{
width:90%;
max-width:1150px;
margin:auto;
}

header{
background:#fff;
border-bottom:1px solid #e5e7eb;
position:sticky;
top:0;
z-index:100;
}

.nav{
height:80px;
display:flex;
justify-content:space-between;
align-items:center;
}

.logo{
display:flex;
align-items:center;
gap:10px;
font-size:24px;
font-weight:bold;
color:#2563eb;
}

.logo img{
width:48px;
}

nav{
display:flex;
gap:22px;
align-items:center;
}

nav a{
color:#334155;
font-weight:600;
}

.active{
color:#2563eb;
}

.login{
background:#2563eb;
color:#fff;
padding:10px 18px;
border-radius:12px;
}

.hero{
padding:90px 0;
background:linear-gradient(135deg,#eff6ff,#ffffff,#f5f3ff);
text-align:center;
}

.hero h1{
font-size:44px;
margin-bottom:20px;
}

.hero p{
max-width:750px;
margin:auto;
line-height:2;
font-size:18px;
color:#475569;
}

.content{
padding:70px 0;
}

.card{
background:#fff;
padding:30px;
border-radius:20px;
margin-bottom:25px;
box-shadow:0 10px 35px rgba(0,0,0,.05);
}

.card h2{
margin-bottom:15px;
}

.card p,
.card li{
line-height:2;
color:#475569;
}

.card ul{
padding-right:20px;
}

.buttons{
display:flex;
gap:15px;
justify-content:center;
margin-top:40px;
}

.btn{
padding:14px 28px;
border-radius:14px;
border:1px solid #2563eb;
color:#2563eb;
font-weight:bold;
}

.primary{
background:#2563eb;
color:#fff;
}

footer{
margin-top:60px;
background:#0f172a;
padding:25px;
}

.footer{
display:flex;
justify-content:space-between;
align-items:center;
color:#fff;
}

.footer a{
color:#cbd5e1;
margin-right:15px;
}

@media(max-width:900px){

.nav{
flex-direction:column;
height:auto;
padding:15px 0;
}

nav{
flex-wrap:wrap;
justify-content:center;
}

.hero h1{
font-size:34px;
}

.buttons{
flex-direction:column;
}

.footer{
flex-direction:column;
gap:15px;
text-align:center;
}

}
.hero{
    min-height:500px;
    background:
    radial-gradient(circle at 80% 20%,rgba(124,58,237,.20),transparent 28%),
    radial-gradient(circle at 15% 10%,rgba(37,99,235,.18),transparent 25%),
    linear-gradient(135deg,#eff6ff,#ffffff 55%,#f5f3ff);
    display:flex;
    align-items:center;
    text-align:center;
    padding:80px 0;
}

.hero h1{
    font-size:52px;
    color:#0f172a;
    margin-bottom:20px;
    font-weight:800;
}

.hero p{
    max-width:760px;
    margin:auto;
    font-size:20px;
    line-height:2;
    color:#475569;
}

.content{
    padding:90px 0;
}

.card{
    background:#fff;
    border:1px solid #e5e7eb;
    border-radius:28px;
    padding:35px;
    margin-bottom:30px;
    box-shadow:0 20px 45px rgba(15,23,42,.08);
}

.card h2{
    font-size:30px;
    margin-bottom:20px;
    color:#0f172a;
}

.card p{
    line-height:2.1;
    color:#64748b;
    font-size:17px;
}

.grid4{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;
    margin-top:30px;
}

.feature-box{
    background:#f8fafc;
    border:1px solid #e5e7eb;
    border-radius:24px;
    padding:30px;
    text-align:center;
    transition:.25s;
}

.feature-box:hover{
    transform:translateY(-6px);
    box-shadow:0 20px 35px rgba(37,99,235,.10);
}

.feature-box .icon{
    font-size:42px;
    margin-bottom:15px;
}

.feature-box h3{
    margin-bottom:12px;
    color:#0f172a;
}

.feature-box p{
    color:#64748b;
    line-height:1.9;
    font-size:15px;
}

.cta{
    margin-top:70px;
    background:linear-gradient(135deg,#2563eb,#7c3aed);
    border-radius:30px;
    color:#fff;
    text-align:center;
    padding:60px 30px;
}

.cta h2{
    font-size:36px;
    margin-bottom:15px;
}

.cta p{
    color:#dbeafe;
    font-size:18px;
    margin-bottom:30px;
}

.cta-buttons{
    display:flex;
    justify-content:center;
    gap:15px;
}

.cta-buttons a{
    padding:15px 28px;
    border-radius:16px;
    font-weight:700;
}

.cta-primary{
    background:#fff;
    color:#2563eb;
}

.cta-secondary{
    border:1px solid #fff;
    color:#fff;
}

@media(max-width:900px){

.grid4{
grid-template-columns:1fr;
}

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

.hero p{
font-size:17px;
}

.cta-buttons{
flex-direction:column;
}

}