/* Allgemeine Stile */
:root {
    --primary-color: #007bff;
}

/* Formular-Container */
.empf-form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.empf-form-wrapper {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
}

/* Formular-Elemente */
.empf-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.empf-form-group {
    margin-bottom: 15px;
}

.empf-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.empf-form-group input,
.empf-form-group select {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.empf-form-group input:focus,
.empf-form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.empf-submit-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 12px 20px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.empf-submit-button:hover {
    background-color: #0069d9;
}

.empf-submit-button:disabled {
    background-color: #6c757d;
    cursor: not-allowed;
}

/* Nachrichten */
#empf-form-messages {
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 4px;
    display: none;
}

#empf-form-messages:not(:empty) {
    display: block;
}

.empf-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.empf-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.empf-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

#empf-form-messages small {
    display: block;
    margin-top: 8px;
    font-size: 0.85em;
    opacity: 0.8;
}

/* Dankeseite */
.empf-thank-you-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.empf-thank-you-content {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
    text-align: center;
}

.empf-thank-you-content h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.empf-referral-link-container {
    display: flex;
    margin: 20px 0;
    max-width: 100%;
}

.empf-referral-link {
    flex-grow: 1;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    font-size: 16px;
}

.empf-copy-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.empf-copy-button:hover {
    background-color: #0069d9;
}

.empf-share-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.empf-share-button {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 4px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.3s;
}

.empf-share-button:hover {
    opacity: 0.9;
    color: white;
    text-decoration: none;
}

.empf-whatsapp {
    background-color: #25D366;
}

.empf-email {
    background-color: #EA4335;
}

.empf-sms {
    background-color: #3B5998;
}

/* Responsive Design */
@media (max-width: 768px) {
    .empf-form-container,
    .empf-thank-you-container {
        padding: 10px;
    }
    
    .empf-form-wrapper,
    .empf-thank-you-content {
        padding: 20px;
    }
    
    .empf-referral-link-container {
        flex-direction: column;
    }
    
    .empf-referral-link {
        border-radius: 4px 4px 0 0;
    }
    
    .empf-copy-button {
        border-radius: 0 0 4px 4px;
    }
    
    .empf-share-buttons {
        flex-direction: column;
    }
    
    .empf-share-button {
        width: 100%;
        text-align: center;
    }
}

/* Ladeanimation */
.empf-loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-left: 10px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}