@font-face{font-family:"Atlas Rajdhani";src:url("fonts/Rajdhani-Medium.ttf") format("truetype");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Atlas Plex Mono";src:url("fonts/IBMPlexMono-Regular.ttf") format("truetype");font-weight:400;font-style:normal;font-display:swap}
:root{color-scheme:dark;--bg:#080a0d;--panel:#101318;--fg:#eaf2fa;--muted:#98a5b3;--border:#29313b;--accent:#8fc5ff;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg)}.app{height:100dvh;display:grid;grid-template-columns:286px minmax(0,1fr);grid-template-rows:64px minmax(0,1fr)}header{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--border);gap:18px}.eyebrow,.caption,.map-heading,.map-footer{font:9px monospace;letter-spacing:.08em}.eyebrow{color:var(--accent)}h1{font-size:clamp(25px,3vw,39px);font-weight:650;letter-spacing:-.055em;margin:0}h1 span{color:var(--accent);font-weight:400}header p,footer p{font-size:10px;line-height:1.5;color:var(--muted);margin:6px 0}aside{padding:12px 14px;border-right:1px solid var(--border);overflow:auto;display:flex;flex-direction:column;gap:10px}.caption{color:var(--muted);margin-bottom:4px}.caption span{color:var(--accent);margin-right:8px}label{display:flex;justify-content:space-between;align-items:center;font-size:10px;margin:7px 0 2px}input[type=range]{width:100%;min-width:0;accent-color:var(--accent);height:18px;margin:0;cursor:pointer}input[type=checkbox]{accent-color:var(--accent);margin:0;cursor:pointer}.toggle{padding:2px 0;gap:8px}.slider-row{display:grid;grid-template-columns:minmax(0,1fr) 79px 18px;gap:6px;align-items:center;min-height:24px}.slider-row>span{font:8px monospace;color:var(--muted)}input[type=number]{width:100%;min-width:0;height:23px;padding:2px 3px;border:1px solid var(--border);border-radius:0;background:#151b22;color:var(--fg);font:10px monospace;text-align:right}input:focus-visible,select:focus-visible{outline:1px solid var(--accent);outline-offset:2px}fieldset{min-width:0;border:0;padding:0;margin:0}fieldset:disabled{opacity:.35}fieldset:disabled input{cursor:default}select{width:100%;padding:6px 8px;background:#151b22;color:var(--fg);border:1px solid var(--border);border-radius:0;font:10px monospace}#legend{width:100%;height:25px;display:block;margin-top:8px;cursor:col-resize;touch-action:none}#legend:focus-visible{outline:1px solid var(--accent);outline-offset:3px}.ends{display:flex;justify-content:space-between;font:9px monospace;color:var(--muted);margin-top:4px}.highlight-heading{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:5px}.highlight-heading .toggle{margin:0;flex-shrink:0}#highlight-value{font:9px monospace;text-align:right;color:var(--accent)}.note{font:8px/1.45 monospace;color:var(--muted);margin:2px 0 3px}dl{display:grid;grid-template-columns:1fr auto;gap:7px;font:9px monospace;margin:0}dt{color:var(--muted)}dd{margin:0}footer{margin-top:auto;border-top:1px solid var(--border);padding-top:8px}a{color:var(--muted);text-underline-offset:2px}main{min-width:0;min-height:0;padding:12px;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:8px}.map-heading,.map-footer{display:flex;justify-content:space-between;gap:10px;color:var(--muted)}.map-footer{font-size:8px}.stage{position:relative;min-height:0;background:#080a0d;border:1px solid var(--border)}#map{width:100%;height:100%;display:block;touch-action:none;cursor:grab}#map:active{cursor:grabbing}#message{position:absolute;left:10px;bottom:10px;max-width:85%;font:10px monospace;background:#101318e8;padding:7px;pointer-events:none}#message:empty{display:none}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.limit-heading{display:flex;align-items:center;gap:8px;margin-top:6px}.limit-heading>label:first-child{flex:1;margin:0}.limit-heading .lock{margin:0;gap:4px;font:9px monospace;color:var(--muted)}canvas{border-radius:1px 0 0 0;}
@media(max-width:700px){.app{grid-template-columns:1fr;grid-template-rows:48px minmax(300px,55svh) auto;height:auto;min-height:100svh}header{padding:6px 12px}header p{display:none}main{grid-row:2;padding:8px}.map-footer{font-size:7px}aside{grid-row:3;border-right:0;border-top:1px solid var(--border);display:grid;grid-template-columns:1fr;gap:10px;padding:12px}.technical,footer{display:none}.map-heading{font-size:8px}}
/* Inline, text-like numeric editors and compact independent step arrows. */
.control-heading{display:flex;align-items:center;justify-content:space-between;gap:4px;min-height:23px}.control-heading>label{margin:0;white-space:nowrap}.slider-control{margin-top:2px}.value-edit{display:flex;align-items:center;justify-content:flex-end;gap:3px;min-width:0;font:10px monospace}.value-edit input[type=number]{appearance:textfield;-moz-appearance:textfield;width:77px;height:22px;padding:1px 0;border:1px solid transparent;background:transparent;text-align:right}.value-edit input::-webkit-inner-spin-button,.value-edit input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.value-edit input:hover{border-bottom-color:var(--border)}.value-edit input:focus{border-color:var(--border);background:var(--panel);outline:0}.unit{font:9px monospace;color:var(--muted);white-space:nowrap}.steppers{display:grid;grid-template-rows:10px 10px;margin-left:7px;width:15px}.steppers button{display:grid;place-items:center;width:15px;height:10px;padding:0;border:0;background:transparent;color:var(--muted);cursor:pointer}.steppers button:hover{color:var(--fg);background:#ffffff0d}.steppers svg{width:10px;height:10px;fill:none;stroke:currentColor;stroke-width:1.5}.slider-row{grid-template-columns:minmax(0,1fr);min-height:19px;gap:7px}.slider-row.has-lock{grid-template-columns:minmax(0,1fr) 22px}.icon-button{display:grid;place-items:center;flex-shrink:0;width:26px;height:26px;padding:4px;border:1px solid transparent;background:transparent;color:var(--muted);cursor:pointer}.icon-button:hover,.icon-button:focus-visible{color:var(--fg);border-color:var(--border);outline:0}.icon-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}.lock-button{width:22px;height:22px;padding:2px}.lock-button[aria-pressed=true]{color:var(--accent)}.lock-button[aria-pressed=false] .locked-path,.lock-button[aria-pressed=true] .unlocked-path{display:none}.water-toggle{margin:3px 0 1px}.highlight-heading{margin-top:3px}.map-title{display:flex;align-items:center;flex-wrap:wrap;gap:5px 16px}.map-actions{display:flex;align-items:center;gap:12px}.projection-toggle{display:flex;align-items:center;gap:7px;margin:0;font:9px monospace;text-transform:none;letter-spacing:0}.projection-toggle input{appearance:none;position:relative;width:26px;height:13px;background:#29313b;border:1px solid #465364;border-radius:8px}.projection-toggle input:after{content:"";position:absolute;top:2px;left:2px;width:7px;height:7px;border-radius:50%;background:var(--accent)}.projection-toggle input:checked:after{left:15px}.collapse-icon{display:none}#fullscreen[aria-pressed=true] .collapse-icon{display:block}#fullscreen[aria-pressed=true] .expand-icon{display:none}#map-panel:fullscreen,#map-panel.is-expanded{width:100vw;height:100dvh;background:var(--bg);padding:12px}#map-panel.is-expanded{position:fixed;inset:0;z-index:100}.steppers button:focus-visible{outline:1px solid var(--accent)}fieldset:disabled button{cursor:default}#position{color:var(--muted)}
@media(max-width:700px){.map-actions{gap:6px}.map-title{flex-direction:column;align-items:flex-start;gap:3px}.projection-toggle{gap:4px}aside{gap:10px}}

/* Center icon geometry independently of padding, line boxes, and grid tracks. */
.icon-button{display:inline-flex;align-items:center;justify-content:center;padding:0;line-height:0}.icon-button svg{display:block;flex:0 0 18px}.lock-button svg{width:16px;height:16px;flex-basis:16px}.icon-button .collapse-icon{display:none}#fullscreen[aria-pressed=true] .expand-icon{display:none}#fullscreen[aria-pressed=true] .collapse-icon{display:block}
#palette{margin-top:8px}.edge-toggle{margin:4px 0 0}.legend-wrap{position:relative;margin-top:5px}.legend-wrap #legend{margin-top:0}.ends{min-height:18px}.legend-hover{position:absolute;top:100%;left:0;width:100%;height:20px;pointer-events:none;font:9px monospace;color:var(--accent)}.legend-hover i{position:absolute;left:calc(var(--position)*1%);top:0;height:4px;border-left:1px solid currentColor}.legend-hover span{position:absolute;top:6px;width:90px;text-align:center;left:clamp(0px,calc(var(--position)*1% - 45px),calc(100% - 90px));white-space:nowrap}
/* Fullscreen keeps only the canvas, status, and exit control. */
#map-panel:fullscreen,#map-panel.is-expanded{display:block;padding:0;gap:0;width:100vw;height:100dvh}#map-panel:fullscreen .map-heading,#map-panel:fullscreen .map-footer,#map-panel.is-expanded .map-heading,#map-panel.is-expanded .map-footer{display:none}#map-panel:fullscreen .stage,#map-panel.is-expanded .stage{position:absolute;inset:0;width:100%;height:100%;border:0}#map-panel:fullscreen #map,#map-panel.is-expanded #map{width:100%;height:100%}
/* The viewport is entirely canvas; its context lives in the sidebar. */
main{position:relative;grid-column:2;grid-row:2;display:block;padding:0;gap:0;overflow:hidden}main>.stage{position:absolute;inset:0;width:100%;height:100%;border:0}.header-right{display:flex;align-items:center;gap:24px}.header-right .map-actions{gap:14px}.map-info{display:grid;gap:4px;margin:0 0 7px;font:9px/1.4 monospace;color:var(--muted)}.map-help{display:grid;gap:5px;margin-top:7px;font:8px/1.5 monospace;color:var(--muted)}#message{position:static;max-width:none;padding:0;background:transparent;margin-top:9px;font:9px/1.5 monospace;color:var(--muted)}.slider-control.is-locked input[type=range]{opacity:1;accent-color:var(--accent)}body.canvas-fullscreen header,body.canvas-fullscreen aside{visibility:hidden}
@media(max-width:950px){.header-right p{display:none}}
@media(max-width:700px){.app{grid-template-rows:48px minmax(300px,55svh) auto}header{flex-wrap:nowrap;align-content:center;gap:6px}header h1{font-size:26px}.header-right{margin-left:auto;gap:0}.header-right .map-actions{gap:14px}main{grid-column:1;grid-row:2;padding:0}.technical{display:block}}

/* Status follows the canvas, including native and fallback fullscreen. */
#message{position:absolute;left:10px;bottom:10px;max-width:calc(100% - 20px);margin:0;padding:7px 9px;background:#101318d9;color:var(--fg);pointer-events:none}

.palette-picker{display:flex;align-items:center;gap:6px;margin-top:4px}.palette-picker #palette{flex:1;min-width:0;margin-top:0}.palette-picker .icon-button{flex:0 0 27px;width:27px;height:27px}.palette-picker .icon-button svg{width:18px;height:18px;flex:0 0 18px;stroke-width:1.5}.palette-picker .icon-button[aria-pressed=true]{background:#25303b;color:var(--fg)}

#fullscreen-download,#fullscreen-exit{position:absolute;top:12px;right:12px;z-index:2;width:32px;height:32px;background:#101318d9;border-color:var(--border);color:var(--fg)}
#fullscreen-download{right:52px}
#fullscreen-download[hidden],#fullscreen-exit[hidden],:is(#probe-unpin,#region-unpin)[hidden]{display:none}
.probe-heading{height:18px;display:flex;align-items:center;justify-content:space-between;gap:6px;color:var(--muted);font:8px monospace}
:is(#probe-unpin,#region-unpin){height:16px;line-height:12px;padding:0 4px;border:1px solid var(--border);background:transparent;color:var(--accent);font:9px monospace;cursor:pointer}
:is(#probe-unpin,#region-unpin):focus-visible{outline:1px solid var(--accent)}
.probe-values{grid-template-columns:auto minmax(0,1fr);column-gap:8px;row-gap:3px;margin:0;font:9px/1.4 monospace}
.probe-values dd{font:inherit;text-align:right;overflow-wrap:anywhere}
#cursor-elevation,#pinned-elevation{color:var(--accent);font:inherit}

.map-toggle{margin:0 0 5px}#map-status{font:8px/1.4 monospace;color:var(--muted);margin:3px 0}#map-status:empty{display:none}

.canvas-status{position:absolute;left:10px;bottom:10px;max-width:calc(100% - 20px);display:grid;gap:4px;pointer-events:none}
.canvas-status>#message,.canvas-status>#map-status,.canvas-status>#export-status{position:static;max-width:none;margin:0;padding:7px 9px;background:#101318d9;color:var(--fg);font:9px/1.4 monospace}
.canvas-status>div:empty{display:none}
#location-search{position:relative;margin:0;z-index:3}.search-row{display:flex;align-items:center;border-bottom:1px solid var(--border);gap:6px}
#location-query{width:100%;min-width:0;border:0;background:transparent;color:var(--fg);font:11px monospace;padding:8px 0;outline:0}#location-query::placeholder{color:var(--muted)}.search-row:focus-within{border-color:var(--accent)}
.search-row .icon-button{width:26px;height:26px;flex:0 0 26px}
#search-status{font:9px/1.4 monospace;color:var(--muted);margin-top:5px}#search-status:empty{display:none}
#search-results{position:absolute;top:100%;left:0;right:0;z-index:4;max-height:min(360px,60dvh);overflow-y:auto;list-style:none;padding:3px;margin:4px 0 0;background:var(--panel);border:1px solid var(--border);box-shadow:0 8px 24px #0009}#search-results[hidden]{display:none}
#search-results button{display:grid;gap:3px;width:100%;padding:7px 5px;text-align:left;background:transparent;border:0;border-bottom:1px solid var(--border);color:var(--fg);font:10px/1.3 monospace;cursor:pointer}
#search-results small{color:var(--muted);font:9px/1.3 monospace}#search-results button:hover,#search-results button:focus-visible{background:color-mix(in srgb,var(--accent) 6.27%,transparent);outline:1px solid var(--accent)}

#location-pin{position:absolute;width:24px;height:32px;transform:translate(-50%,-100%);pointer-events:none;z-index:1;overflow:visible;fill:var(--panel);stroke:var(--accent);stroke-width:1.5;filter:drop-shadow(0 1px 3px #000a)}#location-pin circle{fill:var(--accent);stroke:none}#location-pin[hidden]{display:none}

#search-status{position:absolute;top:100%;left:0;right:0;z-index:5;margin-top:4px;padding:5px 7px;background:var(--panel);border:1px solid var(--border)}#location-search:has(#search-status:not(:empty)) #search-results{top:calc(100% + 28px)}

#location-pin.grayscale{stroke:var(--accent)}#location-pin.grayscale circle{fill:var(--accent)}



#map:focus,#map:focus-visible{outline:none}#map,#legend,.legend-wrap,.ends{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;user-select:none;-webkit-user-select:none}

/* Minimal sidebar: full-row hit areas, quiet helpers, and brighter live values. */
aside{--helper:#8390a0;--field-bg:#19232f;--field-hover:#223144;gap:4px;background:transparent}
aside section{min-width:0}
aside .caption{margin:0 0 5px;font:9px monospace;letter-spacing:.08em;color:var(--muted)}
aside .caption span{color:var(--accent)}
aside .search-row{min-height:30px;padding:0 6px;border:0;background:var(--field-bg)}
aside #location-query{padding:7px 0;font:11px monospace}
aside .search-row:focus-within{background:var(--field-hover);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 33.33%,transparent)}
aside .toggle{width:100%;min-height:22px;padding:1px 0;margin:0;gap:10px;border:0;background:transparent;color:var(--fg);font-size:10px;cursor:pointer}
aside .toggle:hover{color:var(--accent)}
aside .toggle:has(input:focus-visible){outline:1px solid var(--accent);outline-offset:2px}
aside .toggle input[type=checkbox]{appearance:none;-webkit-appearance:none;position:relative;flex:0 0 26px;width:26px;height:13px;border:1px solid #526174;border-radius:2px;background:#151c25;outline:0}
aside .toggle input[type=checkbox]::before{content:"";position:absolute;top:2px;left:2px;width:7px;height:7px;border-radius:1px;background:#8996a7;transition:transform .15s,background .15s}
aside .toggle input[type=checkbox]:checked{border-color:#779cbf;background:#2b4763}
aside .toggle input[type=checkbox]:checked::before{transform:translateX(13px);background:#dbeeff}
aside .slider-control{margin-top:0}
aside .control-heading{min-height:22px;gap:5px}
aside .control-heading>label{font-size:10px;color:var(--fg)}
aside .value-edit{height:22px;padding:0 3px;gap:3px;border:0;background:var(--field-bg);font:10px monospace;font-variant-numeric:tabular-nums}
aside .value-edit input[type=number]{width:70px;height:22px;padding:1px 0;border:0;background:transparent;color:var(--fg);font:inherit}
aside .value-edit:hover{background:var(--field-hover)}
aside .value-edit input:focus{border:0;outline:0;background:transparent}
aside .value-edit:focus-within{background:var(--field-hover);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 33.33%,transparent)}
aside .value-prefix{color:var(--muted)}
aside .unit{font:9px monospace;color:var(--muted)}
aside .steppers{grid-template-rows:10px 10px;width:15px;margin-left:7px;border:0}
aside .steppers button{width:15px;height:10px;color:#aabbd0}
aside .steppers button:hover{color:var(--accent);background:color-mix(in srgb,var(--accent) 7.06%,transparent)}
aside .slider-row{min-height:16px;gap:7px}
aside .slider-row.has-lock{grid-template-columns:minmax(0,1fr) 22px}
aside input[type=range]{height:16px;accent-color:var(--accent)}
aside .icon-button{width:24px;height:24px;border:0;background:transparent;color:var(--muted)}
aside .icon-button:hover{color:var(--fg);background:color-mix(in srgb,var(--accent) 4.31%,transparent)}
aside .icon-button:focus-visible,aside .steppers button:focus-visible,aside select:focus-visible{outline:1px solid var(--accent);outline-offset:2px}
aside .lock-button{width:22px;height:22px}
aside .lock-button[aria-pressed=true],aside #palette-flip[aria-pressed=true]{background:transparent;color:var(--accent)}
aside .slider-control.is-locked .control-heading>label{color:var(--fg)}
aside .palette-picker{margin-top:0;gap:6px}
aside .palette-picker #palette{height:26px;min-height:26px;padding:3px 6px;border:0;background:var(--field-bg);font:10px monospace;cursor:pointer}
aside .palette-picker .icon-button{width:26px;height:26px;flex-basis:26px}
aside .legend-wrap{margin-top:6px;border:0}
aside #legend{height:25px}
aside .ends{margin-top:4px;min-height:17px;font:9px/1.4 monospace;color:var(--muted)}
aside .highlight-heading{position:relative;display:block;margin:0}
aside .highlight-heading .toggle{width:100%;margin:0}
/* Nested settings stay compact while their indentation communicates ownership. */
#elevation-range-controls>.control-expander-inner,#highlight-controls{padding-left:12px}
aside .ends{position:relative}
aside .legend-hover{position:absolute;inset:0;height:auto;margin:0;line-height:inherit}
aside .legend-hover[hidden]{display:none}
aside .legend-hover span{top:0;width:max-content;left:clamp(0px,calc(var(--position)*1% - var(--label-width)/2),calc(100% - var(--label-width)))}
aside #highlight-value{font:inherit;color:inherit;font-variant-numeric:tabular-nums}
aside fieldset:disabled{opacity:1}
aside fieldset:disabled input,aside fieldset:disabled button{cursor:default}
aside .edge-toggle{margin-top:0}
aside .render-details{margin:0}
aside :is(.render-details,.sidebar-section) summary{min-height:18px;padding:0;cursor:pointer;color:var(--muted);font:500 10px/18px monospace}
aside :is(.render-details,.sidebar-section) summary:hover{color:var(--fg)}
aside :is(.render-details,.sidebar-section) summary:focus-visible{outline:1px solid var(--accent);outline-offset:2px}
aside #projection-label{display:block;margin:4px 0 7px;color:var(--helper);font:8px/1.4 monospace}
aside .render-details dl{gap:5px;font:9px/1.4 monospace}
aside .render-details dd{color:var(--fg);font-variant-numeric:tabular-nums}
aside footer{padding-top:8px}
aside footer .eyebrow{color:var(--muted);font-size:8px}
aside footer p{font-size:9px;line-height:1.5}
/* Location readings share the canvas footer with loading status, including fullscreen. */
.canvas-readouts{position:absolute;inset:auto 10px 10px;z-index:2;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:8px 12px;pointer-events:none}
.canvas-readouts .canvas-status{position:static;flex:1 1 120px;max-width:max-content}
.canvas-readouts .canvas-status:not(:has(>div:not(:empty))){display:none}
.canvas-probe{flex:0 1 248px;min-width:0;max-width:100%;margin-left:auto;padding:6px 9px;background:#101318d9;color:var(--fg);font:9px/1.45 monospace}
.canvas-probe[hidden],.canvas-probe .probe-readout[hidden]{display:none}
.canvas-probe .probe-heading{height:18px;min-height:18px;color:var(--muted);font:inherit}
.canvas-probe .probe-values{gap:3px 8px;font:9px/1.45 monospace;font-variant-numeric:tabular-nums}
.canvas-probe .probe-values dd,.canvas-probe #position,.canvas-probe #cursor-elevation,.canvas-probe #pinned-position,.canvas-probe #pinned-elevation{color:var(--fg);font:inherit}
.canvas-probe #pinned-readout:not([hidden]){margin-top:0}
.canvas-probe #cursor-readout:not([hidden])+#pinned-readout:not([hidden]){margin-top:6px;padding-top:5px;border-top:1px solid #ffffff18}
.canvas-probe :is(#probe-unpin,#region-unpin){height:18px;min-width:36px;line-height:normal;padding:0;border:0;background:transparent;color:var(--accent);font:inherit;text-decoration:underline;text-underline-offset:3px;pointer-events:auto;cursor:pointer}
.canvas-probe :is(#probe-unpin,#region-unpin):hover{color:var(--fg)}
@media(pointer:coarse){
 aside .toggle{min-height:24px}
 aside .icon-button,aside .palette-picker .icon-button{width:26px;height:26px}
 aside .slider-row.has-lock{grid-template-columns:minmax(0,1fr) 26px}
 aside .control-heading{min-height:24px}
 aside .value-edit,aside .value-edit input[type=number]{height:24px}
 aside .steppers{grid-template-rows:13px 13px;width:20px}
 aside .steppers button{width:20px;height:13px}
 aside :is(.render-details,.sidebar-section) summary{min-height:22px;line-height:22px}
}
@media(prefers-reduced-motion:reduce){aside .toggle input[type=checkbox]::before{transition:none}}

/* A shared switch scale and accent, with round projection / square on-off shapes. */
aside .toggle input[type=checkbox]:checked{border-color:var(--accent);background:#253e56}
aside .toggle input[type=checkbox]:checked::before{background:var(--accent)}
.projection-toggle{min-height:26px;padding:4px 2px;cursor:pointer;gap:7px}
.projection-toggle input{flex:0 0 26px;width:26px;height:13px;border:1px solid #526174;background:#151c25;cursor:pointer}
.projection-toggle input::after{top:2px;left:2px;width:7px;height:7px;background:var(--accent);transition:transform .15s}
.projection-toggle input:checked::after{left:2px;transform:translateX(13px)}
.projection-toggle .projection-flat{color:var(--fg);opacity:1}
.projection-toggle .projection-sphere{color:var(--muted);opacity:.55}
.projection-toggle:has(input:checked) .projection-flat{color:var(--muted);opacity:.55}
.projection-toggle:has(input:checked) .projection-sphere{color:var(--fg);opacity:1}
.projection-toggle:has(input:focus-visible){outline:1px solid var(--accent);outline-offset:2px}
aside .steppers button{touch-action:none;-webkit-user-select:none;user-select:none}
@media(pointer:coarse){.projection-toggle{min-height:30px}}
@media(prefers-reduced-motion:reduce){.projection-toggle input::after{transition:none}}

/* Slide open by intrinsic content height; closed controls are also inert. */
.control-expander{display:grid;grid-template-rows:0fr;visibility:hidden;transition:grid-template-rows 220ms ease,visibility 0s 220ms}
.control-expander[data-open="true"]{grid-template-rows:1fr;visibility:visible;transition:grid-template-rows 220ms ease,visibility 0s}
.control-expander-inner{min-height:0;overflow:hidden}
aside .palette-label{flex:0 0 auto;margin:0;white-space:nowrap;color:var(--fg);font:10px sans-serif}
@media(prefers-reduced-motion:reduce){.control-expander,.control-expander[data-open="true"]{transition:none}}

aside .palette-picker #palette:hover{background:var(--field-hover)}
aside .control-heading>label{flex:1;min-width:0}
aside .control-heading>.value-edit{flex:0 0 auto}
aside .control-heading>.lock-button{flex:0 0 22px}
@media(pointer:coarse){aside .control-heading>.lock-button{flex-basis:26px}}

.canvas-probe .probe-heading[hidden]{display:none}
.stage{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}

#download:disabled,#fullscreen-download:disabled{opacity:.4;cursor:progress}

/* Match the palette rotate control across header and fullscreen actions. */
#download,#fullscreen,#fullscreen-download,#fullscreen-exit{
 border:0;
 background:transparent;
 color:var(--muted);
}
#download,#fullscreen{width:26px;height:26px}
#download svg,#fullscreen svg,#fullscreen-download svg,#fullscreen-exit svg{stroke-width:1.5}
#download:hover,#fullscreen:hover,#fullscreen-download:hover,#fullscreen-exit:hover{
 color:var(--fg);
 background:color-mix(in srgb,var(--accent) 4.31%,transparent);
}
#download:focus-visible,#fullscreen:focus-visible,#fullscreen-download:focus-visible,#fullscreen-exit:focus-visible{
 outline:1px solid var(--accent);
 outline-offset:2px;
}

/* Instrument-style sliders: fine rails and square, high-contrast cursors. */
aside input[type=range]{
 -webkit-appearance:none;
 appearance:none;
 height:20px;
 padding:0;
 border:0;
 border-radius:0;
 background:transparent;
 color:var(--accent);
}
aside input[type=range]::-webkit-slider-runnable-track{
 height:2px;
 border:0;
 border-radius:0;
 background:#46515f;
}
aside input[type=range]::-moz-range-track{
 height:2px;
 border:0;
 border-radius:0;
 background:#46515f;
}
aside input[type=range]::-moz-range-progress{height:2px;background:#46515f}
aside input[type=range]::-webkit-slider-thumb{
 -webkit-appearance:none;
 width:7px;
 height:14px;
 margin-top:-6px;
 border:1px solid var(--accent);
 border-radius:0;
 background:#182c40;
 box-shadow:inset 0 0 0 1px var(--bg);
}
aside input[type=range]::-moz-range-thumb{
 width:5px;
 height:12px;
 border:1px solid var(--accent);
 border-radius:0;
 background:#182c40;
 box-shadow:inset 0 0 0 1px var(--bg);
}
aside input[type=range]:hover::-webkit-slider-thumb,
aside input[type=range]:active::-webkit-slider-thumb{background:var(--accent)}
aside input[type=range]:hover::-moz-range-thumb,
aside input[type=range]:active::-moz-range-thumb{background:var(--accent)}
aside input[type=range]:focus-visible{outline:1px solid var(--accent);outline-offset:1px}
aside input[type=range]:disabled{cursor:default;color:var(--muted)}
aside input[type=range]:disabled::-webkit-slider-thumb{border-color:var(--muted);background:var(--panel)}
aside input[type=range]:disabled::-moz-range-thumb{border-color:var(--muted);background:var(--panel)}

/* Keep fullscreen actions legible over terrain, like the coordinate readout. */
#fullscreen-download,#fullscreen-exit{background:#101318d9;color:var(--fg)}
#fullscreen-download:hover,#fullscreen-exit:hover{background:#1c2632ed;color:var(--accent)}

/* Stack the active highlight readout beneath cursor/pinned coordinates. */
.canvas-location-stack{display:flex;flex-direction:column;gap:8px;flex:0 1 248px;min-width:0;max-width:100%;margin-left:auto}
.canvas-location-stack[hidden]{display:none}
.canvas-location-stack>.canvas-probe{flex:none;width:100%;margin-left:0}

.keyboard-help{display:none;margin-bottom:10px}
.keyboard-help p{color:var(--muted);line-height:1.65}
.keyboard-help kbd{font:inherit;color:var(--fg)}
@media(min-width:701px) and (hover:hover) and (pointer:fine){.keyboard-help{display:block}}

#highlight-swatch{display:block;width:12px;height:12px;flex:none;pointer-events:none}



/* Center-reference distance scale sits above location readings in fullscreen too. */
.canvas-right-readouts{display:flex;flex-direction:column;align-items:flex-end;gap:8px;max-width:100%;margin-left:auto}
.canvas-right-readouts .canvas-location-stack{flex:none;width:248px;max-width:100%}
.distance-scale{display:flex;flex-direction:column;align-items:center;gap:4px;padding:5px 8px 6px;background:#101318d9;color:var(--fg);font:9px/1.2 monospace;font-variant-numeric:tabular-nums}
#distance-scale-line{display:block;height:5px;border:1px solid currentColor;border-top:0}


.google-maps-button{text-decoration:none;width:26px;height:26px}
.google-maps-button svg{stroke-width:1.5}
.google-maps-button:hover{color:var(--fg);background:color-mix(in srgb,var(--accent) 4.31%,transparent)}
.google-maps-button:focus-visible{outline:1px solid var(--accent);outline-offset:2px}
#fullscreen-google-maps{position:absolute;top:12px;right:92px;z-index:2;width:32px;height:32px;border:0;background:#101318d9;color:var(--fg)}
#fullscreen-google-maps:hover{background:#1c2632ed;color:var(--accent)}
#fullscreen-google-maps[hidden]{display:none}

/* Shared artwork bounds (3–17), canvas size, and stroke align all map actions. */
.map-actions>.icon-button svg,#fullscreen-google-maps svg,#fullscreen-download svg,#fullscreen-exit svg{width:20px;height:20px;flex:0 0 20px;stroke-width:1.5}

aside .control-heading>.sea-button{flex:0 0 22px;width:22px;height:22px;padding:0}

.sea-button svg{display:block;width:16px;height:16px;flex-basis:16px;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}

@media(pointer:coarse){aside .control-heading>.sea-button{flex-basis:26px;width:26px;height:26px}}

.keyboard-help .key-command{display:inline-block;white-space:nowrap}

aside .sea-button[aria-pressed="true"]{color:var(--accent);background:color-mix(in srgb,var(--accent) 9.41%,transparent)}

#celestial-body{width:auto;min-width:74px;margin:0;padding:5px 6px;font:11px monospace;background:#18212b;color:var(--fg);border:0}
.earth-only[hidden],#body-source[hidden]{display:none!important}
#body-source{display:block;margin:4px 0;color:var(--muted);font:9px/1.4 monospace}
@media(max-width:700px){.header-right .map-actions{gap:8px}#celestial-body{min-width:65px;font-size:10px}}

#planetary-attribution[hidden],#earth-attribution[hidden]{display:none}

.canvas-status>#region-status{position:static;margin:0;padding:7px 9px;background:#101318d9;color:var(--fg);font:9px/1.4 monospace}
#region-status:empty{display:none}

#region-pin-readout{flex:none;width:248px;max-width:100%;margin-left:0}

.distance-scale[hidden]{display:none}

.location-tools{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:stretch;gap:5px;min-width:0;margin-inline:-4px}
.location-tools #celestial-body{height:26px;min-width:0;padding:3px 7px;background:var(--field-bg);font:10px monospace}
.location-tools #location-search{min-width:0}

.location-tools .search-row{min-height:26px;height:26px}
.location-tools #location-query{padding:4px 0}
.location-tools .search-row .icon-button{height:24px}

/* Vertical elevation legend, shared by normal and fullscreen presentation. */
.canvas-legend{position:absolute;top:12px;left:12px;width:112px;height:clamp(150px,32vh,260px);max-height:calc(100% - 24px);z-index:2;pointer-events:none}
.canvas-legend .legend-wrap{position:absolute;inset:0 auto 0 0;width:24px;padding:3px;background:#101318d9;margin:0}
.canvas-legend #legend{width:18px;height:100%;margin:0;cursor:pointer;pointer-events:auto}
.canvas-legend .ends{position:absolute;inset:3px 8px 3px 30px;display:block;min-height:0;margin:0;font:9px/1.4 monospace;color:var(--fg)}
.canvas-legend #legend-max{position:absolute;top:0;left:0}
.canvas-legend #legend-min{position:absolute;bottom:0;left:0}
.canvas-legend .ends>span,.canvas-legend #legend-hover-value{white-space:nowrap;background:#101318d9;padding:2px 4px}
.canvas-legend .legend-hover{position:absolute;inset:0; width:auto;height:100%;font:inherit;color:var(--accent)}
.canvas-legend .legend-hover[hidden]{display:none}
.canvas-legend .legend-hover span{position:absolute;left:0;top:clamp(0px,calc((100 - var(--position))*1% - 8px),calc(100% - 17px));width:max-content;text-align:left}
.canvas-legend #highlight-value{font:inherit}

aside .sidebar-section{margin:0}
aside .color-controls{display:flex;flex-direction:column;gap:2px;flex-shrink:0}
aside .sidebar-section-content{padding-top:0}
aside .sidebar-section[open]>summary{color:var(--muted)}

.location-tools + .color-controls{margin-top:4px}

@media(max-width:700px){aside{align-content:start;grid-auto-rows:max-content}}

#contour-legend-labels{position:absolute;inset:0;pointer-events:none}
#contour-legend-labels[hidden]{display:none}
.canvas-legend .contour-level{position:absolute;left:0;transform:translateY(-50%);white-space:nowrap;padding:2px 4px;background:#101318d9;font:inherit;color:var(--fg)}
.canvas-legend .contour-level::before{content:"";position:absolute;right:calc(100% + 1px);top:50%;width:5px;border-top:1px solid currentColor;opacity:.65}

/* Text overlays use native selection; the terrain and color strip keep gestures. */
.stage :is(.canvas-probe,.canvas-status>div,.distance-scale,#legend-min,#legend-max,#legend-hover-value,.contour-level,#map-label-text>span){pointer-events:auto;cursor:text;user-select:text;-webkit-user-select:text;-webkit-touch-callout:default;touch-action:auto}
.map-label-text{position:absolute;inset:0;pointer-events:none;z-index:1;overflow:hidden}
.map-label-text>span{position:absolute;white-space:nowrap;color:transparent;line-height:1.2}
.map-label-text>span::selection{color:var(--fg);background:#244b70cc}

.pinned-coordinate-value{position:relative;padding-right:18px}
.canvas-probe #pinned-copy{position:absolute;right:0;top:50%;transform:translateY(-50%);width:14px;height:13px;padding:0;border:0;cursor:pointer;color:var(--muted);user-select:none;-webkit-user-select:none}
.canvas-probe #pinned-copy svg{width:12px;height:12px}
.canvas-probe #pinned-copy:hover,.canvas-probe #pinned-copy[data-copied]{color:var(--accent)}
#pinned-copy .copied-symbol,#pinned-copy[data-copied] .copy-symbol{display:none}
#pinned-copy[data-copied] .copied-symbol{display:block}

.satellite-button .terrain-symbol,.satellite-button[aria-pressed=true] .satellite-symbol{display:none}
.satellite-button[aria-pressed=true] .terrain-symbol{display:block}
.satellite-button[hidden]{display:none}
#fullscreen-satellite{position:absolute;right:132px;top:12px;z-index:3;width:32px;height:32px;background:#101318d9;color:var(--fg);border:0}
.satellite-button svg{stroke-width:1.5}
#fullscreen-satellite svg{width:20px;height:20px}
#fullscreen-satellite:hover{background:#1c2632ed;color:var(--accent)}
.canvas-status :is(#imagery-status,#imagery-credit){padding:7px 9px;background:#101318d9;color:var(--fg);font:9px/1.4 monospace}
#imagery-credit a{color:inherit}
body.imagery-mode .canvas-legend{visibility:hidden;pointer-events:none}
body.imagery-mode .canvas-legend #legend{pointer-events:none}
@media(max-width:700px){header h1{font-size:24px}.header-right .map-actions{gap:6px}}

/* One layout keeps fullscreen action spacing consistent for every body. */
.fullscreen-actions{position:absolute;top:12px;right:12px;z-index:3;display:flex;align-items:center;gap:8px;pointer-events:none}
.fullscreen-actions>:is(#fullscreen-satellite,#fullscreen-google-maps,#fullscreen-download,#fullscreen-exit){position:static;width:32px;height:32px;margin:0;padding:6px;border:0;pointer-events:auto;background:#101318d9;color:var(--fg)}
.fullscreen-actions>.icon-button[hidden]{display:none}
.fullscreen-actions>.icon-button:hover{background:#1c2632ed;color:var(--accent)}

/* Collapse the Earth-only action without leaving an empty flex gap. */
.header-right .map-actions{--action-gap:14px;gap:var(--action-gap)}
.fullscreen-actions{--action-gap:8px;gap:var(--action-gap)}
:is(#google-maps,#fullscreen-google-maps){overflow:hidden;transition:width 220ms ease,padding 220ms ease,margin 220ms ease,opacity 180ms ease,visibility 0s}
.map-actions>#google-maps.maps-unavailable,.fullscreen-actions>#fullscreen-google-maps.maps-unavailable{width:0;padding-inline:0;border-inline-width:0;margin-left:calc(-1 * var(--action-gap));opacity:0;visibility:hidden;pointer-events:none;transition:width 220ms ease,padding 220ms ease,margin 220ms ease,opacity 180ms ease,visibility 0s 220ms}
@media(max-width:700px){.header-right .map-actions{--action-gap:6px}}
@media(prefers-reduced-motion:reduce){:is(#google-maps,#fullscreen-google-maps){transition:none!important}}

/* Enlarge the satellite artwork without changing its hit area. */
.map-actions>.satellite-button .satellite-symbol,#fullscreen-satellite .satellite-symbol{width:24px;height:24px;flex-basis:24px;stroke-width:1.25}

.display-footnotes{color:var(--muted);font:9px/1.45 monospace}
.display-footnotes p{margin:3px 0;padding-left:12px;position:relative}
.footnote-symbol{position:absolute;left:0;color:var(--fg)}
.compatibility-marker{margin-left:3px;font:9px monospace;color:var(--muted);vertical-align:super}
.display-footnotes[hidden],.display-footnotes p[hidden],.compatibility-marker[hidden]{display:none}

.fullscreen-actions>#fullscreen-overlays{position:static;width:32px;height:32px;margin:0;padding:6px;border:0;pointer-events:auto;background:#101318d9;color:var(--fg)}
:is(#canvas-overlays,#fullscreen-overlays) svg{width:20px;height:20px;stroke-width:1.5}
:is(#canvas-overlays,#fullscreen-overlays) .overlays-visible-symbol,:is(#canvas-overlays,#fullscreen-overlays)[aria-pressed=true] .overlays-hidden-symbol{display:none}
:is(#canvas-overlays,#fullscreen-overlays)[aria-pressed=true] .overlays-visible-symbol{display:block}
.canvas-overlays-hidden :is(.canvas-legend,.canvas-readouts,#location-pin),
.canvas-overlays-hidden :is(.canvas-legend,.canvas-readouts) *{visibility:hidden!important;pointer-events:none!important}
/* X restores the fullscreen controls after all canvas UI is hidden. */
.canvas-overlays-hidden .fullscreen-actions{visibility:hidden;pointer-events:none}
.canvas-overlays-hidden .fullscreen-actions>*{pointer-events:none}

.fullscreen-actions>#fullscreen-overlays:hover{background:#1c2632ed;color:var(--accent)}

@media(max-width:380px){header h1{font-size:22px}.header-right .map-actions{--action-gap:3px}}