*{
    box-sizing: border-box;
}
body{
    font-family: 'Inter', system-ui, sans-serif;
    margin: 0;
    line-height: 1.6;
    padding-top: 70px;
    background: #fff;
    color: #111;
}
h1, h2, h3{
    font-family: 'Montserrat', 'Inter', sans-serif;
    font-weight: 700;
}
.navbar{
    background: #000;
    color: #fff;
    padding: 0.25rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}
header nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header nav ul{
    list-style: none;
    display: flex;
    gap: 1.5rem;
}
header nav ul li a{
    color: #f5f5f5;
    text-decoration: none;
    display: inline-block;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.2s ease, border-bottom 0.1s ease, transform 0.2s ease;
}
header nav ul li a::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: #555;
    transition: width 0.5s ease;
}
header nav ul li a:hover{
    transform: scale(1.1);
    color: #ccc;
}
header nav ul li a:hover::after{
    width: 100%;
}
footer{
    background: #000;
    color: #777;
    text-align: center;
    padding: 1rem;
}