/* legend panel, markup comes from js/legend.js */
.legend {
    position: relative;
    opacity: 0;
    transform: translateX(calc(-100% - var(--space-lg)));
    transition: opacity var(--motion-duration) var(--motion-ease), transform var(--motion-duration) var(--motion-ease);
}

.legend.is-visible {
    opacity: 1;
    transform: translateX(0);
}

.legend button { transition: none; }

.legend[hidden] {
    display: none;
}

.legend h1 {
    margin: 0;
    font-size: var(--text-xl);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.legend section {
    margin-top: var(--space-md);
}

.legend h2 {
    margin: 0 0 0.45rem;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1.3;
    text-transform: uppercase;
}

.legend ul {
    display: grid;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.legend li {
    min-height: 1.35rem;
}

.legendItem {
    display: grid;
    grid-template-columns: 0.85rem 1fr;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    min-height: 1.35rem;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    font-size: var(--text-md);
    text-align: left;
    cursor: pointer;
}

.legendItem:hover,
.legendItem:focus-visible {
    background: rgb(25 34 29 / 7%);
}

/* icon or flat colour, sized to the li grid column */
.legendSymbol {
    display: block;
    width: 1rem;
    height: 1rem;
}

@media (max-width: 600px) {
    .legend { display: none !important; }
}

@media (prefers-reduced-motion: reduce) {
    .legend { transition-duration: 0ms; }
}