.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

.nav-island {
    background: rgba(24, 24, 27, 0.85);
    backdrop-filter: blur(12px);
    /* Disesuaikan dengan border cyan tipis yang harmonis */
    border: 1px solid rgba(32, 177, 199, 0.2);
    border-radius: 9999px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(88, 62, 159, 0.15); /* Sentuhan bayangan ungu tipis */
}

.logo-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    display: block;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-main);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent);
    text-shadow: 0 0 10px rgba(32, 177, 199, 0.4); /* Efek teks menyala warna teal */
}

/* RESPONSIVE HEADER / NAVBAR (MOBILE & TABLET OPTIMIZED)*/
@media (max-width: 900px) {
    .site-header {
        padding: 0.75rem 1rem;
    }

    .nav-island {
        max-width: 100%;
        padding: 0.6rem 1rem;
        border-radius: 20px; /* Sedikit disesuaikan agar lebih pas di layar kecil */
    }

    /* Menyembunyikan logo teks jika layar sangat kecil, atau memperkecil jarak */
    .logo-text {
        font-size: 1rem;
    }

    /* Membuat daftar menu bisa digeser secara horizontal (smooth scrolling) di HP */
    .nav-links {
        gap: 1rem;
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 2px;
        scrollbar-width: none; /* Sembunyikan scrollbar di Firefox */
    }

    .nav-links::-webkit-scrollbar {
        display: none; /* Sembunyikan scrollbar di Chrome/Safari */
    }

    .nav-links a {
        font-size: 0.85rem;
    }
}