body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
    background-color: #f7f7f7;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.form-container {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 360px;
    padding: 40px;
}

.form-box h2 {
    font-size: 24px;
    color: #333;
    text-align: center;
    margin-bottom: 20px;
}

input[type="email"], input[type="password"] {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 12px;
    background-color: #007aff;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #005bb5;
}

.error {
    color: #e74c3c;
    font-size: 14px;
    text-align: center;
    margin: 10px 0;
}

.success {
    color: #2ecc71;
    font-size: 14px;
    text-align: center;
    margin: 10px 0;
}

.toggle-link {
    text-align: center;
    margin-top: 20px;
}

.toggle-link a {
    color: #007aff;
    text-decoration: none;
}

.toggle-link a:hover {
    text-decoration: underline;
}