/**
 * Vallion Cars Compatibility — single product page section.
 * Scoped under .vallion-cars-block; inherits typography and colors
 * from the active theme. The --vallion-cars-accent custom property
 * defaults to currentColor so a theme can override with a one-liner.
 */

.vallion-cars-block {
    --vallion-cars-accent: currentColor;
    --vallion-cars-border: rgba(0, 0, 0, 0.1);
    --vallion-cars-muted: rgba(0, 0, 0, 0.6);
    margin: 2.5rem 0;
}

.vallion-cars-block__heading {
    margin: 0 0 1.25rem;
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
}

/* --- Brand accordion (per-manufacturer block) --- */

.vallion-cars-brand {
    border-bottom: 1px solid var(--vallion-cars-border);
}

.vallion-cars-brand:first-of-type {
    border-top: 1px solid var(--vallion-cars-border);
}

.vallion-cars-brand__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 0.25rem;
    cursor: pointer;
    list-style: none;
    user-select: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

/* Hide the default disclosure marker across browsers. */
.vallion-cars-brand__summary::-webkit-details-marker {
    display: none;
}
.vallion-cars-brand__summary::marker {
    content: '';
}

.vallion-cars-brand__name {
    flex: 1 1 auto;
}

.vallion-cars-brand__caret {
    flex: 0 0 auto;
    width: 0.7rem;
    height: 0.7rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    margin-left: 0.75rem;
    opacity: 0.6;
}

.vallion-cars-brand[open] > .vallion-cars-brand__summary .vallion-cars-brand__caret {
    transform: rotate(-135deg);
    opacity: 1;
}

.vallion-cars-brand__summary:hover {
    color: var(--vallion-cars-accent);
}

.vallion-cars-brand__summary:focus-visible {
    outline: 2px solid var(--vallion-cars-accent);
    outline-offset: 2px;
}

/* --- Entry grid (inside an open brand) --- */

.vallion-cars-brand__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem 1.5rem;
    padding: 0.5rem 0 1.5rem;
}

.vallion-cars-entry__title {
    font-weight: 600;
    line-height: 1.35;
}

.vallion-cars-entry__detail {
    font-size: 0.875em;
    line-height: 1.45;
    color: var(--vallion-cars-muted);
    margin-top: 0.15rem;
}

/* --- Responsive breakpoints --- */

@media (max-width: 1200px) {
    .vallion-cars-brand__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .vallion-cars-brand__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .vallion-cars-block__heading {
        font-size: 1.25rem;
    }
    .vallion-cars-brand__grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 1rem;
    }
}