/* filters use the upper sidebar box and slide in w/ the legend */
.side-panel {
    position: relative;
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    width: 100%;
    min-height: 0;
    max-height: none;
    padding: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateX(calc(-100% - var(--space-lg)));
    transition: opacity var(--motion-duration) var(--motion-ease), transform var(--motion-duration) var(--motion-ease);
}
.side-panel.is-visible { opacity: 1; transform: translateX(0); }
.side-panel[hidden] { display: none; }

.panel.has-open-side-panel > #side-panel-toggle { display: none; }

#side-panel-close {
    position: absolute;
    z-index: 1;
    top: .6rem;
    right: calc(var(--space-lg) - .4rem);
    display: grid;
    width: 1.9rem;
    height: 1.9rem;
    padding: 0;
    place-items: center;
    border: 1px solid transparent;
    border-radius: var(--radius);
    color: var(--text-muted);
    background: transparent;
    cursor: pointer;
}
#side-panel-close:hover { color: var(--text); background: rgb(25 34 29 / 6%); }
#side-panel-close:focus-visible { border-color: var(--border); outline: 2px solid var(--accent-bright); outline-offset: 1px; }

.side-panel button { transition: none; }

#side-panel-close i,
.side-panel-accordion i,
.side-panel-query i {
    width: 1.1rem;
    flex: 0 0 1.1rem;
    font-size: .9rem;
    line-height: 1;
    text-align: center;
}
.side-panel-header {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex: 0 0 3.25rem;
    min-height: 3.25rem;
    padding: var(--space-sm) 3rem var(--space-sm) var(--space-lg);
    border-bottom: 1px solid var(--border);
    font-size: var(--text-lg);
    font-weight: 600;
}
.side-panel-title { margin: 0; font-size: var(--text-lg); letter-spacing: .04em; text-transform: uppercase; }
.mobile-sheet-header,
.mobile-marker-key { display: none; }
.panel-toggle {
    width: 3.1rem;
    height: 3.1rem;
    padding: .7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    background: var(--surface);
    box-shadow: var(--shadow);
    cursor: pointer;
}
.panel-toggle:not([hidden]) { animation: panel-toggle-enter var(--motion-duration) var(--motion-ease) both; }

@keyframes panel-toggle-enter {
    from { opacity: 0; transform: translateX(-.35rem); }
    to { opacity: 1; transform: translateX(0); }
}

.panel-toggle i { display: grid; width: 100%; height: 100%; place-items: center; font-size: 1.1rem; line-height: 1; }
.side-panel button:focus-visible,
.side-panel input:focus-visible,
.panel-toggle:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 2px; }
.side-panel-accordion:focus-visible { outline-offset: -2px; }

.side-panel-section + .side-panel-section { border-top: 1px solid var(--border); }
.side-panel-accordion {
    position: relative;
    display: grid;
    grid-template-columns: 1.1rem minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    min-height: 3.1rem;
    padding: var(--space-sm) var(--space-lg);
    border: 0;
    color: var(--text);
    background: transparent;
    font: 600 var(--text-md)/1.25 var(--font);
    text-align: left;
    cursor: pointer;
}
.side-panel-accordion:hover { background: rgb(25 34 29 / 5%); }
.side-panel-accordion-label { min-width: 0; overflow-wrap: anywhere; }
.side-panel-help { display: inline-flex; align-items: center; margin-inline-start: .3rem; color: var(--text-muted); vertical-align: .05em; }
.side-panel-help > i { width: auto; font-size: .8rem; }
.side-panel-help-tooltip {
    position: absolute;
    z-index: 6;
    top: calc(100% - .1rem);
    right: var(--space-lg);
    left: var(--space-lg);
    padding: .55rem .65rem;
    border: 1px solid var(--border);
    color: var(--text);
    background: rgb(255 255 252 / 98%);
    font: 500 var(--text-xs)/1.35 var(--font);
    letter-spacing: 0;
    text-align: left;
    text-transform: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.side-panel-help:hover .side-panel-help-tooltip,
.side-panel-accordion:focus-visible .side-panel-help-tooltip { opacity: 1; visibility: visible; }
.side-panel-chevron { font-size: 1.1em; line-height: .65; transform: translateY(-.08em); transition: transform var(--motion-duration) var(--motion-ease); }
.side-panel-accordion.is-open .side-panel-chevron { transform: rotate(180deg) translateY(.08em); }

.side-panel-region {
    max-height: 0;
    min-height: 0;
    padding: 0 var(--space-lg);
    opacity: 0;
    transform: translateY(-.25rem);
    overflow: hidden;
    transition: max-height var(--motion-duration) var(--motion-ease), opacity var(--motion-duration) var(--motion-ease), transform var(--motion-duration) var(--motion-ease), padding var(--motion-duration) var(--motion-ease);
}
.side-panel-region.is-visible { max-height: 100rem; padding-top: .25rem; padding-bottom: var(--space-md); opacity: 1; transform: translateY(0); }
.side-panel-section.is-open { display: flex; min-height: 0; flex: 1 1 auto; flex-direction: column; }
.side-panel-section.is-open .side-panel-region { display: flex; min-height: 0; flex: 1 1 auto; flex-direction: column; }

.side-panel-query {
    display: flex;
    align-items: center;
    min-height: 2.6rem;
    border: 1px solid var(--border);
    background: var(--surface);
}
.side-panel-query:focus-within { outline: 2px solid var(--accent-bright); outline-offset: 2px; }
.side-panel-query i { margin-inline: .7rem 0; color: var(--text-muted); }
#language-search-input { min-width: 0; width: 100%; padding: .62rem .7rem .62rem .55rem; border: 0; border-radius: 0; color: var(--text); background: transparent; font: 500 var(--text-md)/1.2 var(--font); }
#language-search-input:focus-visible { outline: 0; }

.side-panel-results {
    min-height: 0;
    flex: 1 1 auto;
    margin-top: var(--space-sm);
    padding-inline-end: .2rem;
    overflow: auto;
    scrollbar-gutter: stable;
}
.side-panel-row {
    --result-indent: calc(var(--result-depth, 0) * .8rem);

    display: grid;
    grid-template-columns: .8rem minmax(0, 1fr) auto auto;
    align-items: baseline;
    column-gap: var(--space-sm);
    width: calc(100% - var(--result-indent));
    margin: 0;
    margin-inline-start: var(--result-indent);
    padding: 0;
    border: 0;
    color: var(--text);
    background-color: transparent;
    background-image: linear-gradient(90deg, color-mix(in srgb, var(--family-color, rgb(25 34 29)) 16%, transparent), transparent 62%);
    font-family: var(--font);
    text-align: left;
    cursor: pointer;
    overflow-wrap: anywhere;
    padding-inline-start: .6rem;
    border-inline-start: 3px solid var(--family-color, rgb(25 34 29 / 18%));
}
.side-panel-row--family,
.side-panel-row--group,
.side-panel-row--language,
.side-panel-row--place {
    padding-block: .48rem;
    padding-inline-start: .6rem;
    padding-inline-end: .6rem;
}
.side-panel-row--family,
.side-panel-row--group,
.side-panel-row--language {
    position: relative;
}
.side-panel-row-shell { position: relative; }
.side-panel-row-shell:has(> .side-panel-row--family),
.side-panel-row-shell:has(> .side-panel-row--group),
.side-panel-row-shell:has(> .side-panel-row--language) { position: sticky; top: var(--sticky-top, 0); }
.side-panel-row-shell:has(> .side-panel-row--family) { z-index: 30; }
.side-panel-row-shell:has(> .side-panel-row--group) { z-index: 20; }
.side-panel-row-shell:has(> .side-panel-row--language) { z-index: 10; }
.side-panel-row-expand { display: none; }
.side-panel-row--family { z-index: 30; border: 1px solid rgb(25 34 29 / 22%); border-inline-start: 4px solid var(--family-color, rgb(25 34 29 / 40%)); border-radius: 0; background-color: rgb(239 242 236); font: 700 var(--text-md)/1.2 var(--font); letter-spacing: .07em; text-transform: uppercase; }
.side-panel-row--group { z-index: 20; border: 1px solid rgb(25 34 29 / 18%); border-inline-start: 4px solid var(--family-color, rgb(25 34 29 / 32%)); background-color: rgb(237 239 235); font: 600 var(--text-md)/1.2 var(--font); }
.side-panel-row--language { z-index: 10; border: 1px dashed rgb(25 34 29 / 30%); border-inline-start: 4px solid var(--family-color, rgb(25 34 29 / 24%)); border-block-color: transparent; background-color: rgb(252 252 248); font: italic 600 var(--text-md)/1.2 var(--font); }
.side-panel-row--place { border-block: 0; border-inline-end: 0; font: 500 var(--text-md)/1.2 var(--font); }
.side-panel-row--family { margin-top: .45rem; }
.side-panel-row--group,
.side-panel-row--language,
.side-panel-row--place { margin-top: .15rem; }
.side-panel-row:hover { background-color: rgb(25 34 29 / 7%); }
.side-panel-row--family:hover { background-color: color-mix(in srgb, var(--family-color, rgb(25 34 29)) 10%, rgb(239 242 236)); }
.side-panel-row--group:hover { background-color: color-mix(in srgb, var(--family-color, rgb(25 34 29)) 8%, rgb(237 239 235)); }
.side-panel-row--language:hover { background-color: color-mix(in srgb, var(--family-color, rgb(25 34 29)) 6%, rgb(252 252 248)); }
.side-panel-row:focus-visible { z-index: 40; }
.side-panel-result-key { color: var(--text-muted); font-size: var(--text-xs); font-style: normal; font-weight: 600; letter-spacing: 0; line-height: 1.2; text-align: center; text-transform: uppercase; }
.side-panel-row-label { min-width: 0; overflow-wrap: anywhere; }
.side-panel-country { min-width: 0; max-width: 12rem; color: var(--text-muted); font-size: var(--text-xs); font-style: normal; font-weight: 400; letter-spacing: 0; overflow: hidden; text-align: right; text-overflow: ellipsis; text-transform: none; white-space: nowrap; }
.side-panel-row > .side-panel-chevron { justify-self: end; transition: transform var(--motion-duration) var(--motion-ease); }
.side-panel-row[aria-expanded="true"] > .side-panel-chevron { transform: rotate(180deg); }
.side-panel-row mark { padding: 0 .12em; border-radius: .1em; color: var(--text); background: rgb(226 211 117 / 72%); font-weight: 700; }
.side-panel-count { display: inline; margin-inline-start: .35rem; color: var(--text-muted); font-size: var(--text-xs); font-style: normal; font-weight: 400; }
.side-panel-empty { margin: var(--space-sm) 0 0; color: var(--text-muted); font-size: var(--text-xs); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 600px) {
    .side-panel {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .side-panel-header,
    #side-panel-close { display: none; }

    .mobile-sheet-header {
        position: relative;
        display: flex;
        flex: 0 0 auto;
        align-items: center;
        gap: .25rem;
        min-height: 4.5rem;
        padding: 1.45rem max(.75rem, env(safe-area-inset-right)) .35rem max(.75rem, env(safe-area-inset-left));
        border-bottom: 1px solid var(--border);
    }

    #mobile-sheet-grip {
        position: absolute;
        inset: 0 0 auto;
        display: grid;
        width: 100%;
        height: 1.5rem;
        margin: 0;
        padding: 0;
        place-items: center;
        border: 0;
        color: var(--text-muted);
        background: transparent;
        cursor: grab;
        touch-action: none;
    }

    #mobile-sheet-grip:active { cursor: grabbing; }
    #mobile-sheet-grip:focus-visible { outline-offset: -3px; }

    .mobile-sheet-grip-line {
        display: block;
        width: 2rem;
        height: .25rem;
        border-radius: 1rem;
        background: rgb(39 44 41 / 38%);
    }

    .mobile-sheet-bar {
        display: flex;
        flex: 1 1 auto;
        align-items: center;
        gap: .25rem;
        min-width: 0;
    }

    .mobile-sheet-title {
        flex: 1 1 auto;
        min-width: 0;
        margin: 0;
        padding-inline-start: .25rem;
        color: var(--text);
        font-size: var(--text-lg);
        font-weight: 700;
        letter-spacing: .04em;
        line-height: 1.15;
        overflow-wrap: anywhere;
        text-transform: uppercase;
    }

    #mobile-language-toggle,
    #mobile-sheet-expand,
    #mobile-sheet-minimize {
        display: grid;
        flex: 0 0 auto;
        min-width: 2.75rem;
        height: 2.75rem;
        padding: .35rem;
        place-items: center;
        border: 1px solid transparent;
        border-radius: .6rem;
        color: var(--text-soft);
        background: transparent;
        font: 700 var(--text-xs)/1 var(--font);
        cursor: pointer;
    }

    #mobile-language-toggle {
        display: flex;
        min-width: 4.6rem;
        padding: 0;
        overflow: hidden;
        border-color: var(--border);
    }
    .mobile-language-option {
        display: grid;
        flex: 1 1 50%;
        height: 100%;
        place-items: center;
    }
    .mobile-language-option + .mobile-language-option { border-left: 1px solid var(--border); }
    html.lang-en .mobile-language-option-en,
    html.lang-es .mobile-language-option-es { color: white; background: var(--accent-bright); }
    #mobile-language-toggle:hover,
    #mobile-sheet-expand:hover,
    #mobile-sheet-minimize:hover { background: rgb(25 34 29 / 7%); }
    #mobile-language-toggle[hidden],
    #mobile-sheet-expand[hidden],
    #mobile-sheet-minimize[hidden] { display: none !important; }

    .panel[data-mobile-sheet-state="peek"] #side-panel > .side-panel-section {
        display: none;
    }

    .side-panel-region {
        padding-inline-start: max(var(--space-md), env(safe-area-inset-left));
        padding-inline-end: max(var(--space-md), env(safe-area-inset-right));
    }
    .side-panel-region.is-visible { padding-bottom: calc(var(--space-md) + env(safe-area-inset-bottom)); }
    .side-panel-accordion {
        min-height: 2.75rem;
        padding-block: .3rem;
        padding-inline-start: max(var(--space-md), env(safe-area-inset-left));
        padding-inline-end: max(var(--space-md), env(safe-area-inset-right));
    }
    .side-panel-results { overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }

    .mobile-marker-key {
        display: flex;
        flex: 0 0 auto;
        flex-wrap: wrap;
        align-items: center;
        gap: .25rem .8rem;
        margin-top: .45rem;
        color: var(--text-muted);
        font-size: var(--text-xs);
        line-height: 1.2;
    }

    .mobile-marker-key img,
    .mobile-marker-key svg { width: .85rem; height: .85rem; vertical-align: middle; }
    .mobile-marker-key-item { display: inline-flex; align-items: center; gap: .3rem; }

    .side-panel-row--family,
    .side-panel-row--group,
    .side-panel-row--language { position: relative; top: auto; z-index: auto; }
    .side-panel-row { min-height: 2.75rem; align-items: center; }
    .side-panel-row-shell:has(> .side-panel-row--family),
    .side-panel-row-shell:has(> .side-panel-row--group),
    .side-panel-row-shell:has(> .side-panel-row--language) { top: var(--sticky-top, 0); }
    .side-panel-row-shell:has(> .side-panel-row-expand) > .side-panel-row { padding-inline-end: 5.25rem; }
    .side-panel-row > .side-panel-chevron { display: none; }

    .side-panel-row-expand {
        position: absolute;
        z-index: 1;
        top: 50%;
        right: .6rem;
        display: grid;
        width: 4.25rem;
        height: 2.75rem;
        padding: 0;
        place-items: center;
        border: 0;
        color: var(--text-soft);
        background: transparent;
        cursor: pointer;
        transform: translateY(-50%);
    }

    .side-panel-row-expand::before {
        position: absolute;
        inset: .2rem 0;
        border: 1px solid rgb(25 34 29 / 12%);
        border-radius: .4rem;
        background: rgb(255 255 255 / 90%);
        box-shadow: 0 1px 2px rgb(25 34 29 / 7%), inset 0 1px rgb(255 255 255 / 90%);
        content: "";
    }

    .side-panel-row-expand:hover::before { background: #fff; }
    .side-panel-row-expand:active::before { background: rgb(248 250 246); }
    .side-panel-row-expand[aria-expanded="true"] > i { transform: rotate(180deg); }
    .side-panel-row-expand > i { position: relative; transition: transform var(--motion-duration) var(--motion-ease); }
}

@media (max-height: 500px) {
    /* shrink headers on short screens so search results keep some room */
    .side-panel-header { flex-basis: 2.3rem; min-height: 2.3rem; }
    .side-panel-accordion { min-height: 2.3rem; padding-block: .25rem; }
    .side-panel-region.is-visible { padding-top: .1rem; padding-bottom: .25rem; }
    .side-panel-query { min-height: 2.2rem; }
    #language-search-input { padding-block: .4rem; }
    .side-panel-results { margin-top: .2rem; }
}

@media (max-width: 600px) and (max-height: 500px) {
    .mobile-sheet-header { min-height: 3.75rem; padding-top: 1rem; padding-bottom: .15rem; }
    #mobile-sheet-grip { height: 1rem; }
    .side-panel-accordion { min-height: 2.75rem; }
    .side-panel-region.is-visible { padding-bottom: calc(.25rem + env(safe-area-inset-bottom)); }
    .side-panel-row { min-height: 2.75rem; }
}

@media (max-width: 600px) {
    .app.is-short-visual-viewport .mobile-sheet-header { min-height: 3.75rem; padding-top: 1rem; padding-bottom: .15rem; }
    .app.is-short-visual-viewport #mobile-sheet-grip { height: 1rem; }
    .app.is-short-visual-viewport .panel[data-mobile-sheet-state="half"] .mobile-marker-key,
    .app.is-short-visual-viewport .panel[data-mobile-sheet-state="half"] .side-panel-results { display: none; }
    .app.has-mobile-keyboard .mobile-marker-key { display: none; }
    .app.is-short-visual-viewport .side-panel-region.is-visible { padding-bottom: calc(.25rem + env(safe-area-inset-bottom)); }
}

@media (prefers-reduced-motion: reduce) {
    .side-panel, .side-panel-region, .side-panel-chevron { transition-duration: 0ms; }
}