.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 48px;
}

.main-nav {
    display: flex;
    gap: 32px;
    font-size: 14px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.main-nav a {
    position: relative;
    color: #f8fbff;
    text-decoration: none;
    padding-bottom: 5px;
    opacity: 0.8;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    background: #ff4a4a;
    border-radius: 999px;
    transition: width 0.25s ease;
}

.main-nav a:hover {
    opacity: 1;
    transform: translateY(-1px);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.main-nav a.active {
    opacity: 1;
}