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

body{
    font-family:Segoe UI, Arial, sans-serif;
    background:#0b1020;
    color:#e8edf7;
    line-height:1.7;
}

.container{
    width:min(1100px,90%);
    margin:auto;
}

.topbar{
    position:sticky;
    top:0;
    background:#0f172a;
    border-bottom:1px solid #1f2937;
    z-index:10;
}

.topbar .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:18px 0;
}

.logo{
    font-weight:700;
    font-size:1.2rem;
}

nav{
    display:flex;
    gap:20px;
    flex-wrap:wrap;
}

nav a{
    color:#cbd5e1;
    text-decoration:none;
}

nav a:hover{
    color:#ffffff;
}

.hero{
    min-height:70vh;
    display:flex;
    align-items:center;
    text-align:center;
}

.hero h1{
    font-size:4rem;
    margin-bottom:20px;
}

.hero-text{
    font-size:1.3rem;
    max-width:700px;
    margin:auto;
}

.button{
    display:inline-block;
    margin-top:30px;
    padding:14px 24px;
    text-decoration:none;
    color:white;
    border:1px solid #4f46e5;
    background:#4f46e5;
    border-radius:8px;
}

.section{
    padding:90px 0;
}

.alt{
    background:#111827;
}

h2{
    margin-bottom:25px;
    font-size:2rem;
}

p{
    margin-bottom:15px;
}

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

li{
    margin-bottom:10px;
}

footer{
    border-top:1px solid #1f2937;
    padding:40px 0;
    text-align:center;
}