.pk-wrap {
    --pk-blue: #1e40af;
    --pk-ink: #0f172a;
    --pk-muted: #6b7280;
    --pk-border: #e5e7eb;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", "Open Sans", sans-serif;
}

.pk-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 860px) {
    .pk-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.pk-card {
    background: #fff;
    border: 1px solid var(--pk-border);
    border-radius: 14px;
    padding: 16px;
}

.pk-card h3 {
    margin: 0 0 8px;
    font-size: 1.05rem;
    font-weight: 700;
}

.pk-label {
    display: block;
    margin: 10px 0;
    font-size: .9rem;
}

.pk-label span {
    display: block;
    margin-bottom: 6px;
    color: var(--pk-ink);
}

.pk-select {
    width: 100%;
    border: 1px solid var(--pk-border);
    border-radius: 10px;
    padding: 10px;
    background: #fff;
}

.pk-box {
    background: #f8fafc;
    border: 1px solid var(--pk-border);
    border-radius: 12px;
    padding: 10px;
}

.pk-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
}

.pk-hint {
    margin: 6px 0 0;
    font-size: .75rem;
    color: var(--pk-muted);
}

.pk-alert {
    border: 1px solid #fecaca;
    background: #fff1f2;
    color: #b91c1c;
    border-radius: 10px;
    padding: 10px;
    font-size: .9rem;
}

.pk-sum {
    border-radius: 12px;
    padding: 10px;
    margin-top: 8px;
}

.pk-sum-a {
    background: #ecfdf5;
}

.pk-sum-a .pk-row span {
    color: #047857;
}

.pk-sum-b {
    background: #eff6ff;
}

.pk-sum-b .pk-row span {
    color: #1d4ed8;
}

.pk-reco {
    margin-top: 14px;
}

.pk-chip {
    background: var(--pk-blue);
    color: #fff;
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 4px 8px;
    border-radius: 999px;
}

.pk-reco-text {
    margin-top: 8px;
    font-size: 1rem;
}

.pk-underline {
    text-decoration: underline;
}

.pk-links {
    margin-top: 10px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.pk-links a {
    color: var(--pk-blue);
    font-weight: 600;
}

.pk-muted {
    opacity: .65;
    pointer-events: none;
}