*{
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth; 
}

/* header */
header {
    background-color: #f0f0f0;
    width: 100%;
    position: fixed;
    z-index: 999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 200px ;
}

.logo{
    text-decoration: none;
    color: #3a6cf4;
    text-transform: uppercase;
    font-weight: 700;
    font-size: 1.8em;
}

.navigation a{
    color: #3a6cf4;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 500;
    padding-left: 30px;
}

.navigation a:hover{
    color: #601cfc;
}

/* main */
main {
    padding-top: 54px;
}


.landing {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 200px;
    background-color: #dedcdc;
}

.landing-content {
    max-width: 500px;
}

.landing-content h1 {
    font-size: 3.5rem;
    color: #3a6cf4;
    margin-bottom: 15px;
    transition: transform 0.4s ease;
}

.landing-content p {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.6;
}

.start-btn {
    display: inline-block;
    padding: 12px 40px;
    background-color: #3a6cf4;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.start-btn:hover {
    background-color: #601cfc;
    transform: scale(1.08);
    box-shadow: 0 8px 20px rgba(96, 28, 252, 0.4);
}

.landing-image img {
    width: 420px;
    transition: transform 0.5s ease;
    border-radius: 8%;
}

.landing:hover .landing-content h1 {
    transform: translateX(6px);
}

.landing-image img:hover {
    transform: translateY(-15px) scale(1.05);
}

/* footer */
.footer {
    background-color: #3a6cf4;
    color: #fff;
    text-align: center;
    padding: 40px 0 20px;
}

.footer-content h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.footer-content p {
    font-size: 0.95rem;
    color: #e0e0e0;
    margin-bottom: 20px;
}

.social-icons a {
    color: #fff;
    font-size: 20px;
    margin: 0 10px;
    transition: 0.3s ease;
}

.social-icons a:hover {
    color: #ffdd57;
    transform: translateY(-5px);
}

.footer-bottom {
    margin-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 15px;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: #f1f1f1;
}

@media (max-width:1023px){
    header{
        padding: 12px 20px;
    }

    .navigation a{
        padding-left: 10px;
    }

    .landing{
        padding: 80px 20px;
        font-size: 1em;
    }

}

@media (max-width:641px){
    body{
        font-size: 12px;
    }
    .landing{
        flex-direction: column;
        align-items: center;
    }

}

@media (max-width:300px){
    body{
        font-size: 10px;
     
    }
        .landing{
        flex-direction: column;
        align-items: center;
    }

}