/* =========================
   Header Modern & Minimalis
========================= */

/* Navbar utama */
.navbar {
    padding: 0.5rem 1rem;
    background-color: #111; /* gelap modern */
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
    position: relative;
    z-index: 999;
}

/* Navbar brand (logo) */
.navbar-brand img {
    height: 60px;
    transition: transform 0.3s;
}
.navbar-brand img:hover {
    transform: scale(1.05);
}

/* Navbar link */
.navbar-nav .nav-link {
    position: relative;
    font-weight: 500;
    color: #001f3f !important; /* biru tua agar kontras */
    padding: 0.5rem 1rem;
    transition: color 0.3s;
}

/* Underline animasi pada hover menu */
.navbar-nav .nav-link::after {
    content: "";
    display: block;
    height: 2px;
    width: 0%;
    background: #00c6ff; /* warna garis underline */
    transition: width 0.3s;
    position: absolute;
    bottom: 5px;
    left: 0;
}
.navbar-nav .nav-link:hover::after {
    width: 100%;
}

/* Hover subtle background untuk main menu */
.navbar-nav .nav-item:hover > .nav-link {
    background: rgba(255,255,255,0.05);
    border-radius: 5px;
}

/* Dropdown menu modern */
.navbar-nav .dropdown-menu {
    margin-top: 0; /* hilangkan jarak */
    top: 100%; /* tepat di bawah menu */
    padding: 0.3rem 0;
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.25);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: all 0.3s ease;
}

/* Dropdown muncul saat toggle aktif */
.nav-item.dropdown.show .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown item */
.navbar-nav .dropdown-item {
    padding: 0.5rem 1.2rem;
    color: #001f3f !important; /* biru tua */
    font-weight: 500;
    transition: all 0.3s ease;
}

/* Hover/fokus dropdown item */
.navbar-nav .dropdown-item:hover,
.navbar-nav .dropdown-item:focus {
    background: #00c6ff;       /* warna hover biru muda */
    color: #001f3f !important; /* teks tetap biru tua */
    border-radius: 5px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.4); /* shadow agar lebih terlihat */
}

/* Dropdown toggle arrow */
.navbar-nav .nav-item.dropdown .nav-link::after {
    margin-left: 0.3rem;
}

/* Navbar toggler mobile */
.navbar-toggler {
    border: none;
    outline: none;
}
.navbar-toggler .oi-menu {
    font-size: 1.4rem;
    color: #001f3f;
}

/* Mobile adjustments */
@media (max-width: 991.98px) {
    .navbar-nav .nav-link {
        padding: 0.5rem 0.8rem;
        color: #001f3f !important;
    }
    .navbar-brand img {
        height: 50px;
    }
    .dropdown-menu {
        box-shadow: 0 5px 15px rgba(0,0,0,0.25);
    }
}