/* Reset e base */
* {
    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;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 100%;
}

h1 {
    color: #333;
    margin-bottom: 10px;
    text-align: center;
}

h2 {
    color: #667eea;
    margin-bottom: 15px;
}

.subtitle {
    color: #666;
    text-align: center;
    margin-bottom: 30px;
}

/* Pulsanti */
.buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background-color: #667eea;
    color: white;
}

.btn-primary:hover {
    background-color: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background-color: #764ba2;
    color: white;
}

.btn-secondary:hover {
    background-color: #63408a;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(118, 75, 162, 0.4);
}

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

label {
    display: block;
    margin-bottom: 5px;
    color: #333;
    font-weight: bold;
}

input[type="text"],
textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: #667eea;
}

textarea {
    resize: vertical;
}

button[type="submit"] {
    margin-right: 10px;
}

/* Messaggio di successo */
.success-message {
    text-align: center;
}

.message-box {
    background-color: #f0f7ff;
    border-left: 4px solid #667eea;
    padding: 20px;
    margin: 20px 0;
    border-radius: 5px;
}

.message-box strong {
    color: #667eea;
}

.message-box p {
    margin-top: 10px;
    color: #333;
    line-height: 1.6;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    color: #999;
    font-size: 14px;
}