.nav-item {
    position: relative;
    display: inline-block;
}

.nav-item > a {
    padding: 15px;
    display: inline-block;
    text-decoration: none;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    min-width: 200px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    border-radius: 4px;
    z-index: 1000;
}

.nav-item:hover .dropdown-menu {
    display: block;
    animation: fadeIn 0.3s ease;
}

.dropdown-menu a {
    color: #333;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: #f5f5f5;
    color: rgb(214, 92, 11);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Penyesuaian untuk mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background-color: rgb(214, 92, 11);
        padding: 80px 20px 20px;
        transition: all 0.4s ease;
        z-index: 999;
        overflow-y: auto;
    }
    
    .nav-links.active {
        left: 0;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-item {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .nav-item > a {
        color: white;
        font-size: 18px;
        padding: 15px 0;
        display: block;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .dropdown-menu {
        position: static;
        display: none;
        background-color: rgba(0,0,0,0.1);
        box-shadow: none;
        padding: 10px 0;
        width: 100%;
        margin-top: 5px;
    }
    
    .dropdown-menu.show {
        display: block;
    }
    
    .dropdown-menu a {
        color: white;
        padding: 10px 20px;
        font-size: 16px;
    }
    
    .dropdown-menu a:hover {
        background-color: rgba(255,255,255,0.1);
    }
    
    .nav-item > a:after {
        content: '\f107';
        font-family: 'Font Awesome 5 Free';
        font-weight: 900;
        float: right;
        transition: transform 0.3s ease;
    }
    
    .nav-item > a.active:after {
        transform: rotate(180deg);
    }
    
    .hamburger-menu {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 20px;
        position: absolute;
        left: 20px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1000;
        cursor: pointer;
    }
    
    .hamburger-line {
        width: 100%;
        height: 3px;
        background-color: white;
        transition: all 0.3s ease;
    }
    
    .logo {
        margin: 0 auto;
    }
    
    .donate-button {
        width: 100%;
        margin-top: 20px;
    }
}

/* Tambahkan CSS untuk menu overlay */
.menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 998;
}

.menu-overlay.active {
    display: block;
}