:root{color-scheme:dark;font-synthesis:none;--header-height:68px;--sidebar-width:300px}
*{box-sizing:border-box}
body{margin:0;overflow:hidden}
[hidden]{display:none!important}
button,input{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
button:disabled{opacity:.4;cursor:default}
button:hover:not(:disabled){background:var(--ui-hover)}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--ui-focus);outline-offset:3px}
svg{display:block;flex:none;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
[data-icon]{display:inline-grid;place-items:center;flex:none}
#map{position:fixed;inset:var(--header-height) 0 0}
canvas{display:block;width:100%;height:100%;touch-action:none;outline:none}
.glass{background:var(--ui-panel);border:1px solid var(--ui-border);backdrop-filter:blur(18px);box-shadow:var(--ui-shadow)}
.brand{position:fixed;inset:0 0 auto;height:var(--header-height);display:flex;align-items:center;gap:24px;padding:0 22px;border-width:0 0 1px;box-shadow:none;z-index:2}
.wordmark{display:flex;align-items:center;gap:12px;color:var(--ui-text);text-decoration:none;font-size:20px;letter-spacing:.18em;font-weight:500}
.wordmark img{width:32px;height:30px;object-fit:contain}
.archive-name{border-left:1px solid var(--ui-border);padding-left:24px;font-size:14px;color:var(--ui-muted)}
.brand>.ui-icon-button{margin-left:auto}
.search-panel{position:fixed;left:10px;top:calc(var(--header-height) + 10px);bottom:10px;width:var(--sidebar-width);border-radius:16px;padding:16px 12px;overflow-y:auto;overscroll-behavior:contain;z-index:1}
form{display:flex;align-items:center;gap:10px;padding:0 12px;border:1px solid var(--ui-border);border-radius:10px;background:var(--ui-raised);height:46px}
form>svg{width:16px;color:var(--ui-muted)}
input{min-width:0;width:100%;border:0;background:transparent;padding:11px 0;font-size:14px;outline:none}
input::placeholder{color:var(--ui-muted)}
form:focus-within{border-color:var(--ui-focus)}
form button{height:30px;width:26px;border-radius:5px;padding:3px;display:grid;place-items:center}
form button svg{width:16px}
.browse-toggle.ui-action{width:100%;margin-top:12px;justify-content:flex-start!important;min-height:46px!important;font-weight:400!important}
#plot-count{margin-left:auto;color:var(--ui-muted);font-size:12px;font-variant-numeric:tabular-nums}
.browse-toggle>[data-icon] svg{width:15px;height:15px;color:var(--ui-muted);transition:transform .18s}
.browse-toggle[aria-expanded=true]>[data-icon] svg{transform:rotate(90deg)}
#plot-list{display:grid;max-height:calc(100dvh - 250px);overflow:auto;margin-top:8px;border:1px solid var(--ui-border);border-radius:10px}
#plot-list button{display:flex;align-items:center;justify-content:space-between;text-align:left;padding:12px;font-size:13px;border-bottom:1px solid var(--ui-line)}
#plot-list button:last-child{border-bottom:0}
#plot-list button svg{width:15px;height:15px;color:var(--ui-muted)}
.selection-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:24px 0 20px}
.selection-heading h1{font-size:28px;font-weight:500;letter-spacing:-.6px;margin:0;overflow-wrap:anywhere}
.selection-heading .ui-icon-button{width:30px;height:30px}
#view-plot{width:100%;justify-content:flex-start;--ui-action-height:44px;--ui-action-font-size:16px}
.downloads{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:10px}
.download-link.ui-action{--ui-action-font-size:13px;--ui-action-height:38px;--ui-action-padding:8px 10px;flex:1}
.download-link svg{width:17px;height:17px}
.plot-meta{display:flex;align-items:center;justify-content:space-between;margin-top:12px;gap:8px}
#plot-origin{font-size:12px;font-variant-numeric:tabular-nums;color:var(--ui-muted)}
.info-button{display:grid;place-items:center;width:30px;height:30px;flex:none;border-radius:7px;color:var(--ui-muted)}
.info-button svg{width:17px;height:17px}
#search-error{font-size:13px;line-height:1.5;color:var(--ui-muted);margin:15px 3px}
.controls{position:fixed;right:12px;top:calc(var(--header-height) + 12px);display:flex;align-items:flex-end;flex-direction:column;gap:8px;z-index:1}
.controls>.glass{border-radius:9px;overflow:hidden}
.controls button{display:grid;place-items:center;width:36px;height:36px;padding:0;font-size:12px;font-weight:600;color:var(--ui-text)}
.zoom-tools button+button{border-top:1px solid var(--ui-line)}
.controls button[aria-pressed=true]{background:var(--ui-active);box-shadow:inset 0 0 0 1px var(--ui-border)}
.controls button:focus-visible{outline-offset:-3px}
.controls .mode{display:flex;padding:3px;gap:3px}
.mode button{width:32px;height:32px;border-radius:6px}
.map-footer{position:fixed;bottom:20px;left:calc(var(--sidebar-width) + 30px);right:60px;display:flex;justify-content:space-between;align-items:flex-end;gap:12px;pointer-events:none}
.map-meta,.status{padding:7px 9px;border-radius:7px;font-size:11px;color:var(--ui-muted);pointer-events:auto}
#coords{font-variant-numeric:tabular-nums;color:var(--ui-text)}
.status:has(#status:empty):has(#retry[hidden]){display:none}
#retry{font-size:12px;color:var(--ui-text);text-decoration:underline;margin-left:8px}
dialog,.help-popover{border:1px solid var(--ui-border);border-radius:16px;background:var(--ui-panel);color:var(--ui-text);backdrop-filter:blur(24px);box-shadow:var(--ui-floating-shadow)}
dialog::backdrop{background:#07090d80;backdrop-filter:blur(5px)}
#notice{width:min(380px,calc(100vw - 32px));padding:28px}
.notice-mark{width:36px;height:36px;object-fit:contain}
#notice h1{font-size:25px;font-weight:500;margin:18px 0 12px}
#notice p{font-size:14px;line-height:1.6;color:var(--ui-muted);margin:0 0 24px}
#enter{width:100%;justify-content:space-between}
#plot-dialog{width:min(1200px,calc(100vw - 36px));height:min(880px,calc(100dvh - 36px));max-width:none;max-height:none;padding:0;overflow:hidden}
#plot-dialog[open]{display:flex;flex-direction:column}
.plot-heading{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--ui-line)}
.plot-heading h2{font-size:24px;font-weight:500;margin:0;letter-spacing:-.5px}
.plot-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 20px}
.plot-toolbar .ui-tabs{background:var(--ui-raised);flex-wrap:nowrap}
.plot-toolbar .ui-tabs button{display:flex;align-items:center;gap:8px;font-size:14px}
.plot-toolbar .ui-tabs svg{width:17px;height:17px;color:var(--ui-muted)}
#plot-canvas{flex:1;min-height:120px;position:relative}
#plot-canvas canvas{position:absolute;inset:0}
.plot-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 20px;border-top:1px solid var(--ui-line)}
.plot-footer .downloads{margin:0}
.plot-footer .download-link{flex:none}
#plot-status{position:absolute;top:155px;left:50%;transform:translateX(-50%);background:var(--ui-panel);border-radius:8px;padding:9px 14px;font-size:12px;pointer-events:none}
#plot-status:empty{display:none}
#plot-retry{position:absolute;top:194px;left:50%;transform:translateX(-50%)}
#plot-floor{position:absolute;right:24px;top:160px;color:var(--ui-text);font-size:13px}
#plot-touch{position:absolute;bottom:85px;left:20px;display:flex;gap:5px}
#plot-touch button{width:38px;height:38px;background:var(--ui-panel);border:1px solid var(--ui-border);border-radius:7px;touch-action:none;display:grid;place-items:center;font-size:12px}
.point-up{transform:rotate(-90deg)}.point-down{transform:rotate(90deg)}
.help-popover{max-width:min(340px,calc(100vw - 32px));padding:16px 20px;font-size:13px;line-height:1.65}
.help-popover p{margin:0;color:var(--ui-muted)}
.help-popover p+p{margin-top:14px}
.fatal{position:absolute;top:100px;left:340px;max-width:380px;padding:20px;background:var(--ui-panel);border-radius:10px;font-size:14px;color:var(--ui-text)}
@media(hover:hover) and (pointer:fine){#plot-touch{display:none}}
@media(max-width:760px){:root{--header-height:58px;--sidebar-width:260px}.brand{padding:0 14px;gap:14px}.wordmark{font-size:16px;letter-spacing:.13em;gap:8px}.wordmark img{width:27px;height:27px}.archive-name{padding-left:14px;font-size:12px}.brand>.ui-icon-button{width:30px;height:30px}.search-panel{width:min(300px,calc(100vw - 74px));bottom:auto;max-height:calc(100dvh - 125px);padding:10px;border-radius:12px}.map-footer{left:12px;right:60px;bottom:12px}.status{max-width:55%}.controls{right:10px;gap:7px}#plot-dialog{width:calc(100vw - 16px);height:calc(100dvh - 16px)}.plot-heading{padding:14px}.plot-toolbar{padding:10px;gap:6px}.plot-toolbar .ui-tabs{gap:2px;padding:3px}.plot-toolbar .ui-tabs button{font-size:12px;padding:8px;gap:5px}.plot-toolbar .ui-tabs svg{width:15px;height:15px}.plot-footer{padding:10px 12px}.plot-footer .download-link.ui-action{--ui-action-font-size:12px;--ui-action-padding:7px 8px}#plot-touch{left:12px}.fatal{left:20px;right:20px;top:260px}.selection-heading{margin-top:18px}#plot-list{max-height:35dvh}}
@media(max-width:380px){.wordmark{font-size:14px;letter-spacing:.1em}.archive-name{padding-left:10px}.brand{gap:10px}.plot-toolbar .ui-tabs svg{display:none}}
@media(prefers-reduced-motion:reduce){.browse-toggle>[data-icon] svg{transition:none}}