.ckk-konfigurator-wrapper {
    max-width: 960px;
    margin: 2rem auto;
}
.ckk-logo img {
    max-height: 80px;
    margin-bottom: 1rem;
}
.ckk-progress {
    background: #f1f1f1;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}
.ckk-progress-bar {
    height: 6px;
    width: 0;
    background: var(--ckk-accent, #009688);
    transition: width 0.3s ease;
}
.ckk-running-total {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-weight: bold;
}
.ckk-step {
    display: none;
}
.ckk-step.active {
    display: block;
}
.ckk-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}
.ckk-field {
    flex: 1 1 220px;
}
.ckk-field input,
.ckk-field select,
.ckk-field textarea {
    width: 100%;
    max-width: 100%;
}
.ckk-products-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}
.ckk-product-card {
    flex: 1 1 260px;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.ckk-product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    gap: 0.75rem;
}
.ckk-product-header h4 {
    margin: 0;
}
.ckk-product-price {
    font-weight: bold;
    display: block;
    margin-top: 0.25rem;
}
.ckk-product-select-header {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}
.ckk-product-image img {
    max-width: 90px;
    height: auto;
    display: block;
    margin: 0 0.5rem 0.5rem 0;
}
.ckk-product-body {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}
.ckk-product-description {
    flex: 1 1 auto;
}
.ckk-product-select {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem;
}
.ckk-select-label {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.9em;
}
.ckk-select-label input[type="checkbox"],
.ckk-select-label input[type="radio"] {
    margin: 0;
}
.ckk-required-label {
    font-size: 0.75em;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    background: var(--ckk-accent, #009688);
    color: #fff;
}
.ckk-category-summary,
.ckk-total-wrapper {
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    padding: 0.75rem 0;
    border-top: 1px solid #ddd;
    margin-top: 0.5rem;
}
.ckk-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 1.5rem;
    gap: 1rem;
}
.ckk-navigation .button {
    flex: 1 1 auto;
}
.ckk-navigation .ckk-prev {
    opacity: 0.8;
}
.ckk-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
    background: #e8f5e9;
    border: 1px solid #c8e6c9;
}
.ckk-message.ckk-error {
    background: #ffebee;
    border-color: #ffcdd2;
}
.ckk-subheadline {
    margin-top: 1rem;
    font-size: 1.1em;
}
.ckk-subsubheadline {
    margin-top: 0.75rem;
    font-weight: 600;
}
.ckk-error {
    border-color: #d32f2f !important;
}
.ckk-error-card {
    border-color: #d32f2f !important;
}
@media (max-width: 600px) {
    .ckk-navigation {
        flex-direction: column;
    }
    .ckk-product-body {
        flex-direction: column;
    }
    .ckk-product-image img {
        max-width: 100%;
    }
}