#hc-motor-gucu-artisi-hesaplama {
    background: #111827;
    color: #f3f4f6;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    font-family: 'Inter', sans-serif;
    max-width: 600px;
    margin: 20px auto;
}

#hc-motor-gucu-artisi-hesaplama .hc-header h3 {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 800;
    text-align: center;
}

#hc-motor-gucu-artisi-hesaplama .hc-header p {
    color: #9ca3af;
    text-align: center;
    font-size: 0.9rem;
    margin-bottom: 25px;
}

#hc-motor-gucu-artisi-hesaplama .hc-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 25px;
}

#hc-motor-gucu-artisi-hesaplama .hc-form-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #ef4444;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

#hc-motor-gucu-artisi-hesaplama label {
    display: block;
    font-size: 0.85rem;
    color: #9ca3af;
    margin-bottom: 5px;
}

#hc-motor-gucu-artisi-hesaplama input {
    width: 100%;
    padding: 12px;
    border: 1px solid #374151;
    border-radius: 10px;
    background: #1f2937;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
}

#hc-motor-gucu-artisi-hesaplama input:focus {
    border-color: #ef4444;
    outline: none;
    background: #111827;
}

#hc-motor-gucu-artisi-hesaplama .hc-btn {
    width: 100%;
    background: #ef4444;
    color: white;
    border: none;
    padding: 15px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

#hc-motor-gucu-artisi-hesaplama .hc-btn:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

#hc-motor-gucu-artisi-hesaplama .hc-result {
    margin-top: 30px;
    padding: 25px;
    background: #1f2937;
    border-radius: 18px;
    display: none;
}

#hc-motor-gucu-artisi-hesaplama .hc-result.visible {
    display: block;
}

#hc-motor-gucu-artisi-hesaplama .hc-artis-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

#hc-motor-gucu-artisi-hesaplama .hc-artis-card {
    background: #111827;
    padding: 15px;
    border-radius: 14px;
    text-align: center;
    border-top: 3px solid #ef4444;
}

#hc-motor-gucu-artisi-hesaplama .hc-artis-card strong {
    display: block;
    font-size: 1.8rem;
    color: #ef4444;
    font-weight: 900;
}

#hc-motor-gucu-artisi-hesaplama .hc-power-bar-container {
    margin-top: 20px;
}

#hc-motor-gucu-artisi-hesaplama .hc-bar-label {
    font-size: 0.8rem;
    margin-bottom: 8px;
    color: #9ca3af;
}

#hc-motor-gucu-artisi-hesaplama .hc-bar-outer {
    height: 12px;
    background: #374151;
    border-radius: 6px;
    overflow: hidden;
}

#hc-motor-gucu-artisi-hesaplama .hc-bar-inner {
    height: 100%;
    background: linear-gradient(90deg, #ef4444, #f97316);
    transition: width 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (max-width: 480px) {
    #hc-motor-gucu-artisi-hesaplama .hc-form-grid {
        grid-template-columns: 1fr;
    }
}