/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 40px;
    background: rgba(32, 31, 31, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    transition: background 0.3s ease;
}

.navbar ul {
    list-style: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navbar li {
    margin: 0 20px;
}

.navbar a {
    text-decoration: none;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 10px 20px;
    border: 2px solid transparent;
    border-radius: 25px;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.navbar a:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
    color: #000;
    transform: scale(1.05);
}

.navbar a:active {
    transform: scale(0.95);
}

.navbar .back-btn {
    position: absolute;
    left: 20px;
    top: 20px;
}

.navbar .back-btn a {
    text-decoration: none;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 8px 15px;
    border: 2px solid transparent;
    border-radius: 25px;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.navbar .back-btn a:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
    color: #000;
    transform: scale(1.05);
}