.product-tour {
    position: fixed;
    inset: 0;
    z-index: 70;
    pointer-events: none;
}
.product-tour.is-active { pointer-events: auto; }
.product-tour.hidden { display: none; }

.product-tour-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    transition: opacity 0.25s ease;
}
.product-tour.is-active .product-tour-backdrop { opacity: 1; }

.product-tour-spotlight {
    position: fixed;
    border-radius: 0.75rem;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.55);
    border: 2px solid color-mix(in srgb, var(--t-accent) 70%, white);
    pointer-events: none;
    transition: top 0.25s ease, left 0.25s ease, width 0.25s ease, height 0.25s ease;
    z-index: 1;
}
.product-tour-spotlight.hidden { display: none; }

.product-tour-card {
    position: fixed;
    z-index: 2;
    max-width: min(22rem, calc(100vw - 2rem));
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    border: 1px solid var(--t-border);
    background: var(--t-surface);
    box-shadow: var(--t-shadow);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.22s ease, transform 0.22s ease;
}
.product-tour.is-active .product-tour-card {
    opacity: 1;
    transform: translateY(0);
}

.product-tour-step {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--t-text-muted);
    margin-bottom: 0.35rem;
}
.product-tour-text {
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--t-text);
    margin: 0;
}
.product-tour-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 0.85rem;
}
.product-tour-btn {
    padding: 0.45rem 0.85rem;
    border-radius: 0.6rem;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--t-border);
    background: var(--t-surface-2);
    color: var(--t-text);
}
.product-tour-btn.is-primary {
    border: none;
    background: var(--t-accent);
    color: var(--t-accent-fg, #0a0a0a);
}