* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 500px;
    padding: 20px;
}

.login-box, .form-box {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.login-box h1, .form-box h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
}

.buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

.btn-secondary {
    background: #2ecc71;
    color: white;
}

.btn-secondary:hover {
    background: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.4);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #2c3e50;
    font-weight: bold;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #3498db;
}

.form-box p {
    text-align: center;
    margin-top: 20px;
    color: #7f8c8d;
}

.form-box p a {
    color: #3498db;
    text-decoration: none;
    font-weight: bold;
}

.error {
    background: #e74c3c;
    color: white;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

.success {
    background: #2ecc71;
    color: white;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    .login-box, .form-box {
        padding: 20px;
    }
    .buttons {
        flex-direction: column;
    }
    .btn {
        width: 100%;
        text-align: center;
    }
}