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

body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/*==========================
        HEADER
===========================*/

header{
    width:100%;
    background:#ffffff;
    box-shadow:0 2px 15px rgba(0,0,0,.08);
    position:sticky;
    top:0;
    z-index:1000;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

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

.logo a{
    font-size:32px;
    font-weight:bold;
    color:#0d6efd;
    text-decoration:none;
}

nav ul{
    display:flex;
    align-items:center;
    gap:20px;
    list-style:none;
}

nav ul li a{
    text-decoration:none;
    color:#333;
    font-weight:600;
    padding:10px 18px;
    border-radius:8px;
    transition:.3s;
}

nav ul li a:hover{
    background:#eef4ff;
    color:#0d6efd;
}

.register-btn-nav{
    background:#0d6efd;
    color:white !important;
}

.register-btn-nav:hover{
    background:#084298;
}

.active{
    color:#0d6efd;
}

.hero{
    min-height:90vh;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
    background:linear-gradient(135deg,#0d6efd,#4f8dfd);
    color:white;
    padding:50px 20px;
}

.hero-content{
    max-width:800px;
}

.hero-badge{
    display:inline-block;
    background:white;
    color:#0d6efd;
    padding:10px 20px;
    border-radius:50px;
    font-weight:bold;
    margin-bottom:30px;
}

.hero h1{
    font-size:60px;
    margin-bottom:25px;
}

.hero p{
    font-size:20px;
    line-height:1.8;
    margin-bottom:40px;
}

.hero-buttons{
    display:flex;
    justify-content:center;
    gap:20px;
    flex-wrap:wrap;
}

.btn{
    padding:15px 35px;
    background:white;
    color:#0d6efd;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
    transition:.3s;
}

.btn:hover{
    background:#084298;
    color:white;
}

.btn-secondary{
    padding:15px 35px;
    border:2px solid white;
    color:white;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
    transition:.3s;
}

.btn-secondary:hover{
    background:white;
    color:#0d6efd;
}

@media(max-width:768px){

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

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

}

/* =========================
   RESPONSIVE - TABLET & MOBILE
========================= */

@media (max-width: 768px) {

    .container {
        width: 90%;
        margin: 0 auto;
    }

    header .container {
        flex-direction: column;
        gap: 15px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    nav ul li a {
        font-size: 14px;
        padding: 8px 10px;
    }

    .logo {
        text-align: center;
    }

    footer {
        text-align: center;
        padding: 20px 10px;
    }
}