.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.login-container {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .login-container {
    background-color: #333;
    color: #fff;
}

.login-container h2 {
    margin-bottom: 20px;
    color: #2c3e50;
}

[data-theme="dark"] .login-container h2 {
    color: #ecf0f1;
}

.login-container input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
}

[data-theme="dark"] .login-container input {
    background-color: #444;
    border-color: #555;
    color: #fff;
}

.login-container button {
    width: 100%;
    padding: 12px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 10px;
    transition: background-color 0.3s;
}

.login-container button:hover {
    background-color: #2980b9;
}

.login-error {
    color: #e74c3c;
    margin-top: 10px;
    font-size: 14px;
    display: none;
}

[data-theme="dark"] .login-error {
    color: #ff6b6b;
}