html, body {
        height: 100%;
        margin: 0;
        overflow: hidden;
        font-family: 'Inter', Arial, sans-serif;
      }

      /* #appHeader removed — home button and search are now floating overlays */

      #homeBtn,
      #infoBtn,
      #basemapBtn,
      #mobileToolsBtn,
      .zoom-btn {
        background: linear-gradient(180deg, #ffffff 0%, #f4f4f4 100%);
        border: 1px solid #bbb;
        border-radius: 8px;
        cursor: pointer;
        color: #2e7d32;
        box-shadow: 0 2px 8px rgba(0,0,0,0.18);
        transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
        user-select: none;
      }

      #homeBtn:hover,
      #infoBtn:hover,
      #basemapBtn:hover,
      #mobileToolsBtn:hover,
      .zoom-btn:hover {
        background: linear-gradient(180deg, #fff 0%, #eaf4ea 100%);
        box-shadow: 0 4px 12px rgba(0,0,0,0.22);
        transform: translateY(-1px);
      }

      #homeBtn:active,
      #infoBtn:active,
      #basemapBtn:active,
      #mobileToolsBtn:active,
      .zoom-btn:active {
        transform: translateY(1px);
        box-shadow: 0 1px 3px rgba(0,0,0,0.18);
      }

      #basemapBtn {
        position: absolute;
        top: 136px;
        left: 10px;
        z-index: 20;
        padding: 8px 14px;
        font-size: 13px;
        font-weight: 600;
        font-family: 'Inter', Arial, sans-serif;
        white-space: nowrap;
      }

      #mobileToolsBtn { display: none; }
      #mapTools { display: contents; }

      /* Map overlay containers */
      #basemapPanel {
        position: absolute;
        top: 178px;
        left: 10px;
        z-index: 15;
        display: none;
        background: white;
        border-radius: 12px;
        box-shadow: 0 8px 28px rgba(0,0,0,0.28);
        width: 220px;
        max-width: calc(100vw - 20px);
        max-height: calc(100vh - 72px);
        overflow: hidden;
        padding: 8px;
      }
      .basemap-panel-title {
        color: #333;
        font-size: 11px;
        font-weight: 700;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        padding: 4px 6px 8px;
      }

      .basemap-option {
        width: 100%;
        border: none;
        background: transparent;
        border-radius: 5px;
        color: #333;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 8px;
        font-family: inherit;
        font-size: 12px;
        font-weight: 600;
        padding: 8px;
        text-align: left;
      }
      .basemap-option:hover { background: #f0faf0; }
      .basemap-option.active { background: #e8f4e8; color: #1b5e20; }
      .basemap-option-label { flex: 1; }
      .basemap-check {
        color: #2e7d32;
        font-size: 13px;
        font-weight: 700;
        opacity: 0;
      }
      .basemap-option.active .basemap-check { opacity: 1; }
      .basemap-swatch {
        width: 28px;
        height: 20px;
        border-radius: 3px;
        border: 1px solid rgba(0,0,0,0.18);
        flex-shrink: 0;
      }
      .basemap-swatch.hybrid {
        background: linear-gradient(135deg, #233622 0%, #54774a 45%, #2c3f32 100%);
      }
      .basemap-swatch.satellite {
        background: linear-gradient(135deg, #203022 0%, #596b46 55%, #1e2b24 100%);
      }
      .basemap-swatch.streets {
        background:
          linear-gradient(90deg, transparent 45%, #d7d7d7 45%, #d7d7d7 55%, transparent 55%),
          linear-gradient(0deg, transparent 45%, #cfcfcf 45%, #cfcfcf 55%, transparent 55%),
          #f8f7f2;
      }
      .basemap-swatch.topo {
        background: repeating-linear-gradient(135deg, #d9c89d 0 2px, #edf1d8 2px 7px);
      }
      .basemap-swatch.dark {
        background: linear-gradient(135deg, #23272b 0%, #454b50 100%);
      }

      #scaleBarPanel {
        position: absolute;
        bottom: 24px;
        left: 10px;
        z-index: 15;
      }

      #canopyStatsPanel {
        position: fixed;
        bottom: 56px;
        left: 10px;
        z-index: 15;
        background: white;
        border-radius: 6px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        padding: 10px 12px 10px 10px;
        box-sizing: border-box;
        display: flex;
        flex-direction: column;
        gap: 6px;
        width: 220px;
      }

      @keyframes statsUpdatePulse {
        0%   { transform: scale(1);    box-shadow: 0 0 0 0 rgba(46,125,50,0.5); }
        30%  { transform: scale(1.04); box-shadow: 0 0 0 6px rgba(46,125,50,0.25); }
        100% { transform: scale(1);    box-shadow: 0 0 0 0 rgba(46,125,50,0); }
      }
      #canopyStatsPanel.pulse { animation: statsUpdatePulse 0.5s ease-out; }

      #canopyStatsTitle {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: #555;
        border-bottom: 1px solid #eee;
        padding-bottom: 5px;
        gap: 8px;
      }

      #canopyStatsClose {
        background: none;
        border: none;
        cursor: pointer;
        font-size: 14px;
        color: #aaa;
        padding: 0;
        line-height: 1;
        flex-shrink: 0;
        transition: color 0.15s;
      }
      #canopyStatsClose:hover { color: #555; }

      #canopyStatsContent {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 6px;
      }

      #canopyPieRow {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
        width: 100%;
      }

      .canopy-legend {
        flex: 1;
        font-size: 10px;
        font-weight: 600;
        line-height: 1.25;
        text-align: center;
        overflow-wrap: break-word;
      }

      #canopyStatsGrid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 3px;
        width: 100%;
      }

      .canopy-stat {
        display: flex;
        justify-content: space-between;
        font-size: 11px;
        gap: 8px;
      }

      .canopy-stat-label { color: #666; }
      .canopy-stat-value { font-weight: 700; color: #222; }

      #buaChartPanel {
        position: absolute;
        top: 178px;
        left: 10px;
        width: 220px;
        max-height: calc(100vh - 200px);
        z-index: 12;
        background: white;
        border-radius: 6px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.22);
        display: none;
        flex-direction: column;
        overflow: hidden;
      }
      #buaChartHeader {
        background: #f03b20;
        color: white;
        padding: 6px 10px 6px 14px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-shrink: 0;
      }

      #chartTabs {
        display: flex;
        border-bottom: 1px solid #eee;
        flex-shrink: 0;
      }
      .chart-tab {
        flex: 1;
        border: none;
        background: #f5f5f5;
        padding: 6px 4px;
        font-size: 11px;
        font-weight: 600;
        cursor: pointer;
        color: #777;
      }
      .chart-tab.active { background: white; color: #222; }
      .chart-tab[data-tab="bua"].active { box-shadow: inset 0 -3px 0 #f03b20; }
      .chart-tab[data-tab="md"].active  { box-shadow: inset 0 -3px 0 #ffeda0; }
      .chart-tab[data-tab="la"].active  { box-shadow: inset 0 -3px 0 #feb24c; }

      .chart-loading {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 14px 12px;
        color: #888;
        font-size: 12px;
      }
      .chart-spinner {
        width: 14px;
        height: 14px;
        border: 2px solid #ddd;
        border-top-color: #888;
        border-radius: 50%;
        flex-shrink: 0;
        animation: chartSpin 0.7s linear infinite;
      }
      @keyframes chartSpin { to { transform: rotate(360deg); } }

      #buaChartTitle {
        display: flex;
        flex-direction: column;
        gap: 1px;
      }

      #buaChartTitleMain {
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        opacity: 0.85;
      }

      #buaChartTitleCounty {
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 0.01em;
      }
      #buaChartClose, #buaChartCollapse {
        background: none;
        border: none;
        color: white;
        font-size: 18px;
        cursor: pointer;
        padding: 0 4px;
        line-height: 1;
        opacity: 0.8;
      }
      #buaChartClose:hover, #buaChartCollapse:hover { opacity: 1; }
      #buaChartBody {
        overflow-y: auto;
        flex: 1;
        padding: 6px 10px 10px;
      }



      #zoomLevelPanel {
        position: absolute;
        bottom: 24px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 15;
        background: white;
        border-radius: 4px;
        padding: 4px 10px;
        font-size: 13px;
        font-weight: 500;
        box-shadow: 0 1px 4px rgba(0,0,0,0.2);
      }

      #crownLoadingBadge {
        display: none;
        position: absolute;
        top: 16px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 16;
        background: white;
        border-radius: 14px;
        padding: 6px 14px 6px 10px;
        font-size: 12px;
        font-weight: 500;
        color: #444;
        box-shadow: 0 1px 6px rgba(0,0,0,0.25);
        align-items: center;
        gap: 8px;
      }
      #crownLoadingBadge.visible { display: flex; }
      #crownLoadingBadge.error {
        color: #b42318;
        border: 1px solid rgba(180,35,24,0.22);
      }
      #crownLoadingBadge.error .chart-spinner { display: none; }
      #crownLoadingBadge .chart-spinner { width: 12px; height: 12px; }

      /* --------------------------------------------------------------------------- */
      /* Floating home button */
      /* --------------------------------------------------------------------------- */
      #homeBtn {
        position: absolute;
        top: 10px;
        left: 10px;
        z-index: 20;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: linear-gradient(180deg, #ffffff 0%, #f4f4f4 100%);
        border: 1px solid #bbb;
        border-radius: 6px;
        cursor: pointer;
        padding: 0;
        color: #2e7d32;
        box-shadow: 0 2px 6px rgba(0,0,0,0.18);
        transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
      }
      #homeBtn:hover {
        background: linear-gradient(180deg, #fff 0%, #eaf4ea 100%);
        box-shadow: 0 4px 10px rgba(0,0,0,0.22);
        transform: translateY(-1px);
      }
      #homeBtn:active { transform: translateY(1px); box-shadow: 0 1px 3px rgba(0,0,0,0.18); }
      #homeBtn svg { width: 18px; height: 18px; fill: currentColor; }

      /* --------------------------------------------------------------------------- */
      /* Floating info button */
      /* --------------------------------------------------------------------------- */
      #infoBtn {
        position: absolute;
        top: 10px;
        right: 10px;
        z-index: 20;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: linear-gradient(180deg, #ffffff 0%, #f4f4f4 100%);
        border: 1px solid #bbb;
        border-radius: 6px;
        cursor: pointer;
        padding: 0;
        color: #2e7d32;
        font-weight: 700;
        font-size: 16px;
        font-family: 'Inter', Arial, sans-serif;
        box-shadow: 0 2px 6px rgba(0,0,0,0.18);
        transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
      }
      #infoBtn:hover {
        background: linear-gradient(180deg, #fff 0%, #eaf4ea 100%);
        box-shadow: 0 4px 10px rgba(0,0,0,0.22);
        transform: translateY(-1px);
      }
      #infoBtn:active { transform: translateY(1px); box-shadow: 0 1px 3px rgba(0,0,0,0.18); }

      /* --------------------------------------------------------------------------- */
      /* Info modal */
      /* --------------------------------------------------------------------------- */
      #infoOverlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.45);
        z-index: 200;
        align-items: center;
        justify-content: center;
      }
      #infoOverlay.visible { display: flex; }
      #infoModal {
        background: white;
        border-radius: 8px;
        max-width: 480px;
        width: calc(100% - 40px);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
        box-shadow: 0 8px 30px rgba(0,0,0,0.35);
        position: relative;
      }
      #infoModalHeader {
        position: sticky;
        top: 0;
        background: white;
        padding: 16px 40px 12px 20px;
        border-bottom: 1px solid #eee;
      }
      #infoModalHeader h2 { margin: 0; font-size: 17px; }
      #infoModalClose {
        position: absolute;
        top: 12px; right: 12px;
        background: none;
        border: none;
        font-family: inherit;
        font-size: 18px;
        color: #888;
        cursor: pointer;
        line-height: 1;
        padding: 4px;
      }
      #infoModalClose:hover { color: #444; }
      #infoModalBody { padding: 16px 20px 20px; font-size: 13px; line-height: 1.55; color: #333; }
      #infoModalBody h3 {
        font-size: 13px;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: #555;
        margin: 18px 0 6px;
      }
      #infoModalBody h3:first-child { margin-top: 0; }
      #infoModalBody p { margin: 0 0 8px; }
      #infoModalBody ul { margin: 0 0 8px; padding-left: 20px; }
      #infoModalBody .info-footer {
        margin: 14px 0 0;
        color: #777;
        font-size: 12px;
        text-align: center;
      }

      /* --------------------------------------------------------------------------- */
      /* Floating search box */
      /* --------------------------------------------------------------------------- */
      #floatingSearch {
        position: absolute;
        top: 10px;
        left: 56px;
        z-index: 20;
        width: 280px;
        max-width: calc(100vw - 120px);
      }
      #floatingSearch .esri-search,
      #floatingSearch .esri-search__container {
        border-radius: 8px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.18);
      }
      #floatingSearch .esri-input,
      #floatingSearch .esri-widget--button {
        font-family: 'Inter', Arial, sans-serif;
      }
      #floatingSearch .esri-search__submit-button,
      #floatingSearch .esri-search__clear-button {
        color: #2e7d32;
      }

      /* --------------------------------------------------------------------------- */
      /* Zoom buttons */
      /* --------------------------------------------------------------------------- */
      #zoomBtns {
        position: absolute;
        top: 56px;
        left: 10px;
        z-index: 20;
        display: flex;
        flex-direction: column;
        gap: 2px;
      }
      .zoom-btn {
        width: 36px;
        height: 36px;
        font-size: 20px;
        font-weight: 300;
        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
      }

      #sidePanelWrapper {
        position: fixed;
        top: 50%;
        right: 0;
        transform: translateY(-50%);
        z-index: 10;
        transition: transform 0.3s ease;
      }

      #sidePanelWrapper.collapsed {
        transform: translateX(100%) translateY(-50%);
      }

      #countyPanel {
        width: fit-content;
        min-width: 220px;
        max-width: 400px;
        height: auto;
        max-height: 80vh;
        overflow-y: auto;
        background: white;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.18);
        border-radius: 8px 0 0 8px;
      }

      #collapseBtn {
        position: fixed;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 28px;
        height: 52px;
        background: #455a64;
        border: none;
        border-radius: 4px 0 0 4px;
        cursor: pointer;
        color: white;
        font-size: 18px;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: -2px 2px 6px rgba(0,0,0,0.25);
        z-index: 20;
        transition: right 0.3s ease, background 0.15s, transform 0.15s ease;
      }

      #collapseBtn:hover { background: #546e7a; transform: translateY(-50%) scaleX(1.15); }
      #collapseBtn:active { background: #37474f; transform: translateY(-50%) scaleX(0.95); }

      #panelHeader {
        position: sticky;
        top: 0;
        z-index: 1;
        background: white;
        border-bottom: 1px solid #e0e0e0;
      }

      #countyPanel h2 {
        margin: 0;
        padding: 12px 16px 8px;
        font-size: 14px;
      }




      #countyList {
        list-style: none;
        padding: 0;
        margin: 0;
      }

      #countyList li {
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 5px 22px 5px 10px;
        border-bottom: 1px solid #eee;
        border-left: 4px solid transparent;
        font-size: 13px;
        font-weight: normal;
        transition: background 0.15s, border-left-color 0.15s, padding-left 0.15s;
        position: relative;
      }

      #countyList li:hover {
        background: #f0faf0;
        border-left-color: rgba(46,125,50,0.4);
        padding-left: 13px;
      }

      #countyList li::after {
        content: "›";
        position: absolute;
        right: 8px;
        font-size: 16px;
        font-weight: 700;
        color: #2e7d32;
        opacity: 0;
        transform: translateX(-4px);
        transition: opacity 0.15s, transform 0.15s;
      }

      #countyList li:hover::after {
        opacity: 1;
        transform: translateX(0);
      }

      #countyList li:active { background: #ddf0dd; }

      #countyList li.active {
        background: #e8f4e8;
        border-left-color: #2e7d32;
      }

      #countyList li.active::after {
        opacity: 1;
        transform: translateX(0);
        color: #1b5e20;
      }

      #countyList li.kbd-focus { background: #f0faf0; outline: 2px solid #2e7d32; outline-offset: -2px; }
      #countyList li.no-match  { display: none; }
      #countyList .county-name mark { background: #cdeccd; color: inherit; border-radius: 2px; padding: 0 1px; }

      #countySearchWrap { padding: 6px 16px; border-bottom: 1px solid #eee; }
      #countyBarControls {
        padding: 6px 16px 8px;
        border-bottom: 1px solid #eee;
      }
      #countyPanelHint {
        max-width: 100%;
        overflow-wrap: anywhere;
        color: #444;
        font-size: 11px;
        line-height: 1.25;
        margin-bottom: 5px;
        text-align: center;
      }
      #countyBarLegend {
        display: flex;
        justify-content: center;
        gap: 8px;
        margin-bottom: 6px;
        color: #666;
        font-size: 10px;
        line-height: 1.2;
      }
      .county-legend-item {
        display: inline-flex;
        align-items: center;
        gap: 3px;
        white-space: nowrap;
      }
      .county-legend-chip {
        width: 8px;
        height: 8px;
        border-radius: 1px;
        flex-shrink: 0;
      }
      #countySortMetricHint {
        margin-top: 5px;
        color: #777;
        font-size: 10px;
        line-height: 1.2;
        text-align: center;
      }
      #countySortRow {
        display: flex;
        align-items: center;
        gap: 6px;
        color: #555;
        font-size: 11px;
      }
      #countySortSelect {
        flex: 1;
        min-width: 0;
        border: 1px solid #ccc;
        border-radius: 5px;
        color: #333;
        background: white;
        font-size: 11px;
        padding: 4px 6px;
      }
      #countyResetBtn {
        flex-shrink: 0;
        border: 1px solid #ccc;
        border-radius: 5px;
        background: #fff;
        color: #444;
        cursor: pointer;
        font-family: inherit;
        font-size: 11px;
        padding: 4px 7px;
      }
      #countyResetBtn:hover {
        border-color: #2e7d32;
        color: #1b5e20;
        background: #f0faf0;
      }
      #countySearchInput {
        width: 100%;
        box-sizing: border-box;
        padding: 6px 10px;
        font-size: 13px;
        border: 1px solid #ccc;
        border-radius: 5px;
        outline: none;
      }
      #countySearchInput:focus { border-color: #2e7d32; box-shadow: 0 0 0 2px rgba(46,125,50,0.15); }

      .bua-name { display: block; font-weight: 500; color: #333; font-size: 13px; font-family: 'Inter', Arial, sans-serif; }
      .bua-meta { font-size: 10px; color: #888; margin-top: 1px; }
      .list-status {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 12px;
        color: #777;
        font-size: 12px;
        line-height: 1.4;
      }
      .list-status.error { color: #b42318; }
      .list-status button {
        border: 1px solid currentColor;
        background: white;
        color: inherit;
        border-radius: 4px;
        cursor: pointer;
        font-family: inherit;
        font-size: 11px;
        padding: 3px 8px;
      }
      #countyList li.list-status,
      #buaChartBody li.list-status {
        cursor: default;
        border-left-color: transparent;
        padding: 12px;
      }
      #countyList li.list-status:hover,
      #buaChartBody li.list-status:hover {
        background: transparent;
        padding-left: 12px;
      }
      #countyList li.list-status::after,
      #buaChartBody li.list-status::after {
        display: none;
      }

      .county-name {
        width: 90px;
        flex-shrink: 0;
        font-size: 12px;
        font-weight: 600;
        white-space: nowrap;
      }

      .county-bar-scale {
        flex: 1;
        min-width: 0;
      }

      .county-bar-container {
        height: 28px;
        background: transparent;
        border-radius: 2px;
        overflow: hidden;
        display: flex;
        position: relative;
      }

      .county-canopy-pct {
        width: 38px;
        flex-shrink: 0;
        color: #555;
        font-size: 11px;
        font-weight: 400;
        text-align: right;
        font-variant-numeric: tabular-nums;
      }

      .county-bar-wrap {
        display: flex;
        height: 100%;
        max-width: 100%;
        border-radius: 2px;
        overflow: hidden;
        box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
      }

      .county-bar-ft {
        background: rgba(0, 255, 0, 0.6);
        overflow: hidden;
      }

      .county-bar-tof {
        background: rgba(255, 0, 255, 0.6);
        overflow: hidden;
      }

      #viewDiv {
        position: absolute;
        top: 0; left: 0; right: 0; bottom: 0;
      }

      #crownPopup {
        display: none;
        position: fixed;
        z-index: 100;
        background: #fff;
        border-radius: 6px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.3);
        min-width: 220px;
        max-width: 300px;
        font-family: 'Inter', Arial, sans-serif;
        pointer-events: auto;
      }
      #crownPopupHeader {
        background: rgba(0,255,0,0.6);
        color: #222;
        padding: 8px 32px 8px 12px;
        border-radius: 6px 6px 0 0;
        font-size: 13px;
        font-weight: 600;
        position: relative;
        cursor: grab;
        touch-action: none;
      }
      #crownPopupHeader:active { cursor: grabbing; }
      #crownPopupClose {
        position: absolute;
        top: 4px; right: 8px;
        background: none;
        border: none;
        color: #222;
        font-size: 18px;
        cursor: pointer;
        line-height: 1;
        padding: 0;
      }
      #crownPopupBody { padding: 8px 4px; }

      #buaPopup {
        display: none;
        position: fixed;
        z-index: 100;
        background: #fff;
        border-radius: 6px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.3);
        min-width: 170px;
        max-width: 260px;
        font-family: 'Inter', Arial, sans-serif;
        pointer-events: auto;
      }
      #buaPopupHeader {
        background: #fff;
        color: #111;
        padding: 8px 32px 8px 12px;
        border-radius: 6px 6px 0 0;
        border-bottom: 1px solid #eee;
        font-size: 13px;
        font-weight: 600;
        position: relative;
        cursor: grab;
        touch-action: none;
      }
      #buaPopupHeader:active { cursor: grabbing; }
      #buaPopupClose {
        position: absolute;
        top: 4px; right: 8px;
        background: none;
        border: none;
        color: #666;
        font-size: 18px;
        cursor: pointer;
        line-height: 1;
        padding: 0;
      }
      #buaPopupBody { padding: 8px 4px; }

      /* --------------------------------------------------------------------------- */
      /* Toggle switches */
      /* --------------------------------------------------------------------------- */
      #layerToggleRow input[type="checkbox"] {
        appearance: none;
        -webkit-appearance: none;
        width: 34px;
        height: 19px;
        background: #ccc;
        border-radius: 10px;
        position: relative;
        cursor: pointer;
        flex-shrink: 0;
        transition: background 0.2s ease;
        box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
      }
      #layerToggleRow input[type="checkbox"]::before {
        content: "";
        position: absolute;
        width: 15px;
        height: 15px;
        background: white;
        border-radius: 50%;
        top: 2px;
        left: 2px;
        transition: transform 0.2s ease;
        box-shadow: 0 1px 4px rgba(0,0,0,0.3);
      }
      #layerToggleRow input[type="checkbox"]:checked {
        background: #2e7d32;
      }
      #layerToggleRow input[type="checkbox"]:checked::before {
        transform: translateX(15px);
      }
      #layerToggleRow input[type="checkbox"]:hover {
        box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 0 3px rgba(46,125,50,0.18);
      }
      #layerToggleRow input#buaLayerToggle:checked { background: #f03b20; }
      #layerToggleRow input#mdLayerToggle:checked  { background: #ffeda0; }
      #layerToggleRow input#laLayerToggle:checked  { background: #feb24c; }

      /* BUA list item hover */
      #buaChartBody li {
        transition: background 0.15s, border-left-color 0.15s, padding-left 0.15s !important;
        position: relative;
      }
      #buaChartBody li:hover {
        padding-left: 16px !important;
        border-left-color: rgba(179,90,0,0.5) !important;
      }
      #buaChartBody li.active {
        background: #fff3e0 !important;
        border-left-color: #b35a00 !important;
      }
      #buaChartBody li::after {
        content: "›";
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translate(-4px, -50%);
        font-size: 16px;
        font-weight: 700;
        color: #b35a00;
        opacity: 0;
        transition: opacity 0.15s, transform 0.15s;
        pointer-events: none;
      }
      #buaChartBody li:hover::after {
        opacity: 1;
        transform: translate(0, -50%);
      }

      /* Narrow-viewport anti-collision: countyPanel (right) and
         buaChartPanel/canopyStatsPanel (left) were sized for desktop and
         can overlap on phone-width screens. Cap their widths relative to
         the viewport instead of a fixed px value. Desktop is unaffected. */
      @media (max-width: 700px) {
        #mobileToolsBtn {
          position: absolute;
          top: 10px;
          right: 10px;
          z-index: 21;
          display: flex;
          align-items: center;
          justify-content: center;
          width: 40px;
          height: 40px;
          padding: 0;
          font-size: 18px;
          font-weight: 700;
          font-family: 'Inter', Arial, sans-serif;
        }
        #mapTools {
          position: absolute;
          top: 56px;
          right: 10px;
          z-index: 21;
          display: none;
          flex-direction: column;
          gap: 8px;
          align-items: flex-end;
          background: rgba(255,255,255,0.94);
          border: 1px solid rgba(0,0,0,0.12);
          border-radius: 10px;
          box-shadow: 0 6px 20px rgba(0,0,0,0.24);
          padding: 8px;
        }
        body.tools-open #mapTools { display: flex; }
        #mapTools #infoBtn,
        #mapTools #basemapBtn,
        #mapTools #zoomBtns {
          position: static;
          top: auto;
          right: auto;
          left: auto;
          z-index: auto;
        }
        #mapTools #infoBtn {
          width: 40px;
          height: 40px;
        }
        #mapTools #basemapBtn {
          width: 132px;
          text-align: left;
        }
        #mapTools #zoomBtns {
          flex-direction: row;
          gap: 8px;
        }
        #mapTools .zoom-btn {
          width: 40px;
          height: 40px;
        }
        #floatingSearch {
          left: 56px;
          right: 58px;
          width: auto;
          max-width: none;
        }
        #basemapPanel {
          top: 192px;
          right: 10px;
          left: auto;
          z-index: 22;
        }
        #sidePanelWrapper {
          top: auto;
          left: 8px;
          right: 8px;
          bottom: 8px;
          transform: none;
          z-index: 18;
        }
        #sidePanelWrapper.collapsed {
          transform: translateY(calc(100% - 44px));
        }
        #countyPanel {
          width: auto;
          min-width: 0;
          max-width: none;
          max-height: 42vh;
          border-radius: 8px;
          box-shadow: 0 -3px 18px rgba(0,0,0,0.22);
        }
        #collapseBtn {
          top: auto;
          right: 14px !important;
          bottom: 8px;
          transform: none;
          width: 44px;
          height: 34px;
          border-radius: 8px 8px 0 0;
          z-index: 21;
        }
        #collapseBtn:hover,
        #collapseBtn:active {
          transform: none;
        }
        #buaChartPanel {
          position: fixed;
          left: 8px;
          right: 8px;
          bottom: 8px;
          top: auto;
          width: auto;
          max-height: 42vh;
          border-radius: 8px;
          box-shadow: 0 -3px 18px rgba(0,0,0,0.22);
          z-index: 19;
        }
        #countyBarLegend,
        #countySortMetricHint {
          display: none;
        }
        #countyList li {
          min-height: 32px;
          padding-top: 6px;
          padding-bottom: 6px;
        }
        #canopyStatsPanel { min-width: 150px; max-width: 55vw; }
        #crownPopup,
        #buaPopup {
          left: 8px !important;
          right: 8px !important;
          bottom: 8px !important;
          top: auto !important;
          width: auto;
          min-width: 0;
          max-width: none;
          max-height: 45vh;
          overflow: auto;
          border-radius: 8px;
        }
        #crownPopupHeader,
        #buaPopupHeader {
          cursor: default;
          touch-action: auto;
        }
      }