body {
    font-family: 'Roboto', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #6d78d2 0%, #526D82 100%);
}

.form-container {
    background: linear-gradient(145deg, #A6B1E1, #9DB2BF);
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    max-width: 420px;
    width: 100%;
    padding: 40px;
    box-sizing: border-box;
    text-align: center;
    animation: slideIn 0.8s ease-in-out;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-container h2 {
    color: #27374D;
    margin-bottom: 30px;
    font-size: 28px;
    font-weight: bold;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.login-form input, .signup-form input {
    width: 100%;
    padding: 15px;
    margin: 10px 0;
    box-sizing: border-box;
    border: 2px solid transparent;
    border-radius: 8px;
    outline: none;
    font-size: 16px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

.login-form input:focus, .signup-form input:focus {
    border-color: #27374D;
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.login-form input[type="submit"], .signup-form input[type="submit"] {
    background: linear-gradient(145deg, #27374D, #526D82);
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 20px;
}

.login-form input[type="submit"]:hover, .signup-form input[type="submit"]:hover {
    background: linear-gradient(145deg, #526D82, #27374D);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.signup-link a, .login-link a {
    color: #27374D;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.signup-link a:hover, .login-link a:hover {
    color: #526D82;
    text-decoration: underline;
}

.signup-link p, .login-link p {
    color: #27374D;
    margin-top: 20px;
    font-size: 16px;
}

.demo-accounts {
    margin-top: 20px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.demo-accounts p {
    margin: 0;
    font-size: 14px;
    color: #27374D;
    font-weight: 500;
}

/* Responsive design */
@media (max-width: 480px) {
    .form-container {
        margin: 20px;
        padding: 30px 20px;
    }
    
    .form-container h2 {
        font-size: 24px;
    }
    
    .login-form input, .signup-form input {
        padding: 12px;
        font-size: 14px;
    }
}