#hc-ok-hiz-hesaplayicisi {
    background: #0f172a;
    color: #f8fafc;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    font-family: 'Inter', sans-serif;
    max-width: 500px;
    margin: 20px auto;
}

#hc-ok-hiz-hesaplayicisi .hc-header h3 {
    margin: 0 0 5px;
    color: #f59e0b;
    font-size: 1.4rem;
}

#hc-ok-hiz-hesaplayicisi .hc-header p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 25px;
}

#hc-ok-hiz-hesaplayicisi .hc-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

#hc-ok-hiz-hesaplayicisi .full-width {
    grid-column: span 2;
}

#hc-ok-hiz-hesaplayicisi label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    color: #cbd5e1;
}

#hc-ok-hiz-hesaplayicisi input {
    width: 100%;
    padding: 12px;
    border: 1px solid #334155;
    border-radius: 8px;
    background: #1e293b;
    color: white;
}

#hc-ok-hiz-hesaplayicisi .hc-btn {
    width: 100%;
    background: #f59e0b;
    color: #0f172a;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-weight: 800;
    cursor: pointer;
}

#hc-ok-hiz-hesaplayicisi .hc-result {
    margin-top: 30px;
    padding: 25px;
    background: #1e293b;
    border-radius: 12px;
    text-align: center;
    border: 1px solid #334155;
    display: none;
}

#hc-ok-hiz-hesaplayicisi .hc-result.visible {
    display: block;
}

#hc-ok-hiz-hesaplayicisi .hc-res-label {
    font-size: 0.75rem;
    font-weight: 800;
    color: #f59e0b;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

#hc-ok-hiz-hesaplayicisi .hc-res-main {
    font-size: 3rem;
    font-weight: 900;
    color: #ffffff;
}

#hc-ok-hiz-hesaplayicisi .hc-res-main small {
    font-size: 1.2rem;
    color: #94a3b8;
}

#hc-ok-hiz-hesaplayicisi .hc-res-info {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #94a3b8;
}