.header {
    background: rgba(0,0,0,0.3);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}
.logo {
    font-size: 1.8em;
    font-weight: bold;
    background: linear-gradient(45deg, #a8c7e6, #c1dced, #f5b6ff, #f3a5ff, #e48bff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-menu {
    display: flex;
    gap: 30px;
}
.nav-link {
    color: white;
    text-decoration: none;
    font-size: 1.1em;
    transition: all 0.3s ease;
    position: relative;
}
.nav-link:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(45deg, #a8c7e6, #c1dced, #f5b6ff, #f3a5ff, #e48bff);
    transition: width 0.3s ease;
}
.nav-link:hover:after {
    width: 100%;
}

@media (max-width: 768px) {
    .header {
        padding: 5px 0;
    }
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 10px;
    }

    .nav-menu {
        flex-direction: row;
        align-items: center;
        gap: 10px;
        margin: 0;
    }

    .logo {
        font-size: 1.2em;
    }

    .nav-link {
        font-size: 0.9em;
        padding: 3px 5px;
    }
}