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

body{
    font-family:'Inter',sans-serif;
    background:#f8fafc;
    color:#1e293b;
    line-height:1.7;
}

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

/* ===== HEADER ===== */
header{
    background:#0f172a;
    color:#fff;
    padding:15px 0;
    position:relative;
}

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

.logo{
    font-size:20px;
    font-weight:700;
}

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

nav a{
    color:#fff;
    text-decoration:none;
    font-size:14px;
    transition:0.3s;
}

nav a:hover{
    opacity:0.7;
}

.menu-toggle{
    display:none;
    font-size:26px;
    cursor:pointer;
}

/* ===== HERO ===== */
.hero{
    background:#0f172a;
    color:#fff;
    padding:90px 0;
    text-align:center;
}

.hero h1{
    font-size:38px;
    margin-bottom:20px;
}

.hero p{
    max-width:750px;
    margin:auto;
    margin-bottom:30px;
    font-size:17px;
    color:#cbd5e1;
}

.btn{
    display:inline-block;
    padding:12px 28px;
    background:#2563eb;
    color:#fff;
    text-decoration:none;
    border-radius:6px;
    font-weight:600;
}

/* ===== SECTIONS ===== */
.section{
    padding:70px 0;
}

.section h2{
    text-align:center;
    margin-bottom:35px;
    font-size:28px;
}

.card-grid{
    display:flex;
    gap:20px;
    flex-wrap:wrap;
    justify-content:center;
}

.card{
    background:#fff;
    padding:30px;
    border-radius:8px;
    box-shadow:0 10px 30px rgba(0,0,0,0.05);
    flex:1;
    min-width:280px;
    max-width:350px;
}

.highlight{
    background:#f1f5f9;
    padding:50px 0;
}

.info-box{
    background:#fff;
    padding:35px;
    border-radius:8px;
    box-shadow:0 5px 20px rgba(0,0,0,0.05);
}

footer{
    background:#0f172a;
    color:#fff;
    text-align:center;
    padding:25px 0;
    font-size:14px;
    margin-top:60px;
}

/* ===== MOBILE ===== */
@media (max-width:768px){

    nav{
        position:absolute;
        top:60px;
        right:0;
        background:#0f172a;
        width:100%;
        flex-direction:column;
        align-items:center;
        display:none;
        padding:20px 0;
    }

    nav.active{
        display:flex;
    }

    nav a{
        padding:10px 0;
        width:100%;
        text-align:center;
    }

    .menu-toggle{
        display:block;
    }
}