.kpo-wrapper {
    max-width: 720px;
    padding: 18px;
    border: 1px solid #e3e3e3;
    border-radius: 16px;
    background: #fafafa;
    font-family: inherit;
}

.kpo-step {
    margin-bottom: 18px;
}

.kpo-categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 10px;
}

.kpo-category-tile {
    border: 1px solid #d0d7e2;
    border-radius: 12px;
    padding: 10px;
    background: #f7fafc;
    cursor: pointer;
    text-align: left;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
    font-size: 13px;
}

.kpo-category-tile .kpo-cat-title {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
}

.kpo-category-tile .kpo-cat-desc {
    display: block;
    font-size: 11px;
    color: #4a5568;
}

.kpo-category-tile:hover {
    background: #edf2f7;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    transform: translateY(-1px);
}

.kpo-category-tile.kpo-active {
    background: #2b6cb0;
    color: #fff;
    border-color: #2b6cb0;
}

.kpo-category-tile.kpo-active .kpo-cat-desc {
    color: #e2e8f0;
}

.kpo-step label {
    display: block;
    margin-bottom: 6px;
}

#kpo-type {
    width: 100%;
    padding: 8px;
    border-radius: 8px;
    border: 1px solid #cbd5e0;
    background: #fff;
}

.kpo-actions {
    text-align: right;
}

#kpo-submit {
    padding: 9px 20px;
    border: none;
    border-radius: 999px;
    background: #2b6cb0;
    color: #fff;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
}

#kpo-submit:disabled {
    background: #a0aec0;
    cursor: not-allowed;
}

#kpo-error {
    margin-top: 8px;
    color: #c53030;
    font-size: 0.9em;
}

/* Responsywność – na węższych ekranach po 2 kafelki w rzędzie */
@media (max-width: 768px) {
    .kpo-categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}