#hc-burc-niteligi {
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    font-family: 'Inter', sans-serif;
}

#hc-burc-niteligi .hc-header h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 10px;
}

#hc-burc-niteligi .hc-form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

#hc-burc-niteligi .hc-btn {
    background: #27ae60;
}

#hc-burc-niteligi .hc-btn:hover {
    background: #219150;
}

#hc-burc-niteligi .hc-result {
    border-top: 4px solid #27ae60;
    background: #f9fffb;
}

#hc-burc-niteligi .hc-result-value {
    color: #27ae60;
}