/* Contact Form Styles */
/* Stili per il form di contatto */

/* Form container */
#contact-form {
    max-width: 600px;
    margin: 0 auto;
}

/* Form fields */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group label.checkbox-label {
    display: inline-flex;
    align-items: flex-start;
    gap: 0.55rem;
    margin-bottom: 0;
    font-weight: 400;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    min-width: 16px;
    height: 16px;
    margin-top: 0.15rem;
    padding: 0;
    border: none;
    box-shadow: none;
    flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:focus {
    box-shadow: none;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e1e5e9;
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Error states */
.form-group input.error,
.form-group textarea.error {
    border-color: #e74c3c;
    box-shadow: 0 0 0 0.2rem rgba(231, 76, 60, 0.25);
}

/* Error messages */
.error-message {
    color: #e74c3c;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
}

.error-message::before {
    content: "⚠";
    margin-right: 0.25rem;
}

/* Success and error global messages */
.success-message,
.error-message-global {
    margin-bottom: 1rem;
    animation: slideDown 0.3s ease-out;
}

/* Success message visual style */
.success-message {
    background-color: #d4edda; /* light green */
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 1rem;
    border-radius: 0.375rem;
    text-align: center;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Submit button */
.form-group button[type="submit"] {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: none;
    padding: 0.875rem 2rem;
    border-radius: 0.375rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.form-group button[type="submit"]:hover:not(:disabled) {
    background: linear-gradient(135deg, #0056b3, #004085);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.form-group button[type="submit"]:active {
    transform: translateY(0);
}

.form-group button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Loading animation */
.form-group button[type="submit"]:disabled::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Textarea specific styles */
textarea {
    resize: vertical;
    min-height: 120px;
    max-height: 300px;
}

/* Character counter */
.char-counter {
    font-size: 0.75rem;
    color: #6c757d;
    text-align: right;
    margin-top: 0.25rem;
}

.char-counter.warning {
    color: #ffc107;
}

.char-counter.danger {
    color: #e74c3c;
}

/* Responsive design */
@media (max-width: 768px) {
    #contact-form {
        padding: 0 1rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.625rem;
    }
    
    .form-group button[type="submit"] {
        padding: 0.75rem 1.5rem;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .form-group input,
    .form-group textarea,
    .form-group button[type="submit"],
    .success-message,
    .error-message-global {
        transition: none;
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .form-group input,
    .form-group textarea {
        border-width: 3px;
    }
    
    .form-group input.error,
    .form-group textarea.error {
        border-color: #ff0000;
    }
}

/* Focus visible for better keyboard navigation */
.form-group input:focus-visible,
.form-group textarea:focus-visible,
.form-group button:focus-visible {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}