.glass-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container .logo {
    height: 40px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: #1f2937;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
}

.nav-link:hover {
    background: #f3f4f6;
    color: #3b82f6;
    transform: translateY(-2px);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    min-width: 200px;
    transform: translateY(10px);
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 0.75rem 1.5rem;
    display: block;
    color: #374151;
    text-decoration: none;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background: #f3f4f6;
    padding-left: 2rem;
    border-radius: 10px;
}

.settings-btn {
    background: #3b82f6;
    border: none;
    padding: 0.75rem;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.desktop-settings:hover {
    background: #2563eb;
    transform: rotate(120deg) scale(1.1);
}

.hamburger {
    display: none;
    cursor: pointer;
    padding: 0.5rem;
}

.bar {
    width: 25px;
    height: 3px;
    background: #1f2937;
    margin: 5px 0;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        background: white;
        width: 100%;
        flex-direction: column;
        gap: 0;
        transition: all 0.3s ease;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        padding: 2rem 0 1rem 0;
    }

    .nav-links.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
        text-align: center;
    }

    .dropdown-menu {
        position: static;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, opacity 0.2s ease;
        padding: 0 1rem;
        margin: 0;
    }

    .nav-item:hover .dropdown-menu {
        max-height: 200px; 
        opacity: 1;
        padding: 0.5rem 1rem;
    }

    .dropdown-item {
        transform: translateY(-10px);
        transition: all 0.3s ease;
    }

    .nav-item:hover .dropdown-item {
        transform: translateY(0);
    }
    .desktop-settings {
        display: none !important;
    }
    
    .mobile-settings {
        display: flex !important;
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 0.5rem;
        background: #f3f4f6;
    }
    
    .mobile-settings:hover {
        background: #e5e7eb;
    }
    
    .mobile-settings i {
        margin-right: 0.5rem;
    }
    .mobile-settings {
        display: flex !important;
        width: auto;
        margin: 0.5rem auto;
        padding: 0.5rem 1.2rem !important;
        font-size: 0.9rem;
        border-radius: 25px !important;
        background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%) !important;
        color: white !important;
        box-shadow: 0 4px 6px rgba(59, 130, 246, 0.2);
        transition: all 0.3s ease;
        border: none;
    }

    .mobile-settings i {
        margin-right: 0.4rem;
        font-size: 0.95rem;
        transition: transform 0.3s ease;
    }

    .mobile-settings:hover {
        background: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%) !important;
        transform: translateY(-1px);
        box-shadow: 0 6px 8px rgba(59, 130, 246, 0.3);
    }

    .mobile-settings:active {
        transform: translateY(1px);
    }

    .mobile-settings:hover i {
        transform: rotate(20deg);
    }
}
@media (min-width: 769px) {
    .mobile-settings {
        display: none !important;
    }
}
.donation-button {
    background-color: #3b82f6;
    color: white;
    border: none;
    padding: 10px 15px;
    margin-left: 10px;
    cursor: pointer;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    transform: translateZ(0);
}

.donation-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease-out, height 0.3s ease-out;
}

.donation-button:hover {
    background-color: #2563eb;
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
    transform: translateY(-2px) scale(1.05);
}

.donation-button:hover::before {
    width: 200px;
    height: 200px;
}

.donation-button:active {
    transform: translateY(1px) scale(0.98);
    box-shadow: 0 5px 10px rgba(59, 130, 246, 0.2);
}