/* --- Login Overlay Styles --- */
#login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 30, 63, 0.95); /* Dark blue overlay */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    flex-direction: column;
}

#login-box {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    max-width: 400px;
    width: 90%;
}

#login-box h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

#login-box label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-align: left;
}

#login-box input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--medium-gray);
    border-radius: 4px;
    font-size: 1rem;
    margin-bottom: 1rem;
}

#login-box button {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    border-radius: 4px;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    width: auto; /* Adjust button width */
    transition: background-color 0.3s;
}

#login-box button:hover {
    background-color: #e55c00;
}

#login-error {
    color: var(--error-color);
    margin-top: 1rem;
    font-weight: bold;
    display: none; /* Hidden by default */
}

/* Hide main content initially */
main {
    display: none; /* Hidden until login */
}