.rc-radiator-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.rc-radiator-card {
    display: block;
    text-align: center;
    text-decoration: none;
    color: inherit;
}

.rc-radiator-image {
    width: 220px;
    height: 220px;
    object-fit: cover;
    border-radius: 50%;
    display: block;
    margin: 0 auto 15px;
}

.rc-radiator-card h3 {
    margin: 0;
}

.rc-radiator-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 50px;
}

.rc-radiator-detail-image {
    text-align: center;
}

.rc-radiator-detail-image img {
    max-width: 100%;
    height: auto;
}

.rc-radiator-description h2 {
    margin-top: 0;
}

.rc-radiator-configurations {
    margin-top: 30px;
}

.rc-table-wrapper {
    overflow-x: auto;
}

.rc-configuration-table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
    font-size: 14px;
}

.rc-configuration-table th,
.rc-configuration-table td {
    padding: 8px 10px;
    border: 1px solid #ddd;
    text-align: center;
}

.rc-configuration-table th:first-child,
.rc-configuration-table td:first-child {
    min-width: 90px !important;
}

.rc-configuration-row {
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.rc-configuration-row:hover {
    background-color: #f5f5f5;
}

.rc-configuration-row.selected {
    background-color: #e8f4ff;
}

.rc-add-to-inquiry-button {
    display: inline-block;
    margin-top: 25px;
    padding: 12px 30px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    background: #333;
    color: #fff;
}

.rc-add-to-inquiry-button:hover:not(:disabled) {
    opacity: 0.85;
}

.rc-add-to-inquiry-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.rc-inquiry {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid #ddd;
}

.rc-inquiry h3 {
    margin-bottom: 20px;
}

.rc-inquiry-items {
    margin-bottom: 20px;
}

.rc-inquiry-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 15px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    background: #fafafa;
}

.rc-inquiry-item-info {
    flex: 1;
}

.rc-inquiry-item-remove {
    padding: 7px 14px;
    border: 1px solid #999;
    border-radius: 3px;
    background: #fff;
    color: #555;
    font-size: 14px;
    cursor: pointer;
}

.rc-inquiry-item-remove:hover {
    background: #f5f5f5;
    color: #333;
    border-color: #777;
}

.rc-inquiry-continue-button {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    background: #333;
    color: #fff;
}

.rc-inquiry-continue-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.rc-contact-page {
    max-width: 900px;
    margin: 0 auto;
}

.rc-contact-page h2 {
    margin-top: 0;
    margin-bottom: 25px;
}

.rc-contact-page h2 + h2 {
    margin-top: 50px;
}

.rc-contact-page #rc-contact-inquiry {
    margin-bottom: 40px;
}

.rc-contact-page .rc-inquiry-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 15px 20px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    background: #fafafa;
}

.rc-form-field {
    margin-bottom: 20px;
}

.rc-form-field label {
    display: block;
    margin-bottom: 7px;
    font-weight: 600;
}

.rc-form-field input,
.rc-form-field textarea {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 11px 12px;
    border: 1px solid #ccc;
    border-radius: 3px;
    font-size: 16px;
    background: #fff;
}

.rc-form-field textarea {
    resize: vertical;
}

.rc-form-field input:focus,
.rc-form-field textarea:focus {
    outline: none;
    border-color: #888;
}

.rc-submit-inquiry-button {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    background: #333;
    color: #fff;
}

.rc-submit-inquiry-button:hover {
    opacity: 0.85;
}

.rc-contact-message {
    margin-top: 20px;
}

.rc-contact-success {
    padding: 30px;
    text-align: center;
    border: 1px solid #ddd;
    background: #fafafa;
}

.rc-contact-success h2 {
    margin-top: 0;
}

.rc-back-to-configurator-button {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    background: #333;
    color: #fff;
    text-decoration: none;
}

.rc-back-to-configurator-button:hover {
    opacity: 0.85;    
}

.rc-back-to-configurator-button,
.rc-back-to-configurator-button:hover,
.rc-back-to-configurator-button:visited {
    color: #fff;
}

.rc-back-to-selection-button {
    display: inline-block;
    margin-top: 25px;
    margin-left: 10px;
    padding: 12px 30px;
    border: 1px solid #333;
    border-radius: 3px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    background: #fff;
    color: #333;
    text-decoration: none;
}

.rc-back-to-selection-button:hover,
.rc-back-to-selection-button:visited {
    color: #333;
}

.rc-back-to-selection-button:hover {
    background: #f5f5f5;
}

.rc-configurator-intro {
    max-width: 1000px;
    margin: 0 auto 80px;
}

.rc-configurator-intro h2 {
    margin-top: 0;
    margin-bottom: 20px;
}

.rc-configurator-intro p {
    margin-bottom: 15px;
}

#rc-radiator-selection {
    scroll-margin-top: 120px;
}

@media (max-width: 768px) {

    .rc-radiator-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .rc-contact-page {
        max-width: 100%;
    }

    .rc-contact-page .rc-inquiry-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .rc-radiator-grid {
        grid-template-columns: 1fr;
    }
    
    .rc-back-to-selection-button {
        margin-left: 0;
    }

}