#hc-burc-derece {
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    background: #0f172a;
    color: #f8fafc;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    font-family: 'Inter', sans-serif;
}

#hc-burc-derece .hc-header h3 {
    color: #38bdf8;
    font-size: 26px;
    margin-bottom: 5px;
}

#hc-burc-derece .hc-header p {
    color: #94a3b8;
}

#hc-burc-derece .hc-input {
    background: #1e293b;
    border: 1px solid #334155;
    color: white;
}

#hc-burc-derece .hc-btn {
    background: #38bdf8;
    color: #0f172a;
}

#hc-burc-derece .hc-btn:hover {
    background: #7dd3fc;
}

#hc-burc-derece .hc-result {
    border-left: 4px solid #38bdf8;
    background: #1e293b;
}

#hc-burc-derece .hc-result-value {
    color: #38bdf8;
}

#hc-burc-derece .hc-result-content {
    color: #cbd5e1;
}