:root{color-scheme:light;--ink:#20262a;--muted:#737875;--paper:#f1efe8;--line:#d8d9d1;--accent:#e0a977;--dark:#171e23;font-family:"Segoe UI","Microsoft YaHei",sans-serif;font-synthesis:none;font-size:14px}*{box-sizing:border-box}body{margin:0;overflow:hidden;background:var(--dark);color:var(--ink)}button,input,a,summary{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button{border:1px solid var(--line);background:transparent;color:inherit;min-height:36px;padding:0 12px;border-radius:5px;cursor:pointer;transition:background .15s,border-color .15s}button:hover:not(:disabled){background:#e4e2da;border-color:#b5b7af}button:disabled{opacity:.35;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,canvas:focus-visible{outline:2px solid #b97641;outline-offset:3px}input{min-width:0;color:var(--ink)}[hidden]{display:none!important}.topbar{height:70px;display:flex;align-items:center;gap:28px;padding:0 24px;background:var(--paper);border-bottom:1px solid var(--line)}.back-link{font-size:11px;letter-spacing:.02em;text-decoration:none;color:var(--muted);white-space:nowrap}.back-link:hover{color:var(--ink)}.identity{display:flex;align-items:center;gap:14px}.wordmark{font-family:Georgia,"Times New Roman",serif;font-size:33px;letter-spacing:-2px;font-weight:700}.identity-dot{color:#af7049}.edition{font-size:11px;color:var(--muted);border-left:1px solid #c7c8bf;padding-left:14px;white-space:nowrap}.file-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.file-actions button{font-size:12px}.file-actions .button-accent{background:var(--accent);border-color:var(--accent);font-weight:600}.file-actions .button-accent:hover:not(:disabled){background:#ebba8e}.language-button{margin-left:10px;border:0;font-weight:650}.save-state{font-size:10px;color:var(--muted);margin-right:8px}.workspace{height:calc(100dvh - 102px);display:grid;grid-template-columns:minmax(0,1fr) 288px}.map-stage{position:relative;min-width:0;overflow:hidden;background:#13191e}#map-canvas,#overlay-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}#map-canvas{touch-action:none;cursor:crosshair}#overlay-canvas{pointer-events:none}.map-heading{position:absolute;left:24px;top:22px;display:flex;flex-direction:column;gap:8px;pointer-events:none;color:#d7d6ca;text-shadow:0 1px 6px #101820}.eyebrow{font-size:9px;letter-spacing:.16em;font-weight:600}.map-heading>span:last-child{font-size:12px;color:#bac0bd}.tool-rail{position:absolute;top:108px;left:20px;display:flex;flex-direction:column;gap:2px;background:rgba(239,238,230,.97);padding:5px;border:1px solid #ffffff45;border-radius:8px;box-shadow:0 3px 16px #08101730}.tool-rail button{display:flex;align-items:center;gap:8px;border:0;text-align:left;min-height:40px;padding:0 10px;font-size:12px}.tool-rail button>span:first-child{font-size:21px;width:22px;text-align:center}.tool-rail button[aria-pressed=true]{background:var(--ink);color:#f9f4e8}.tool-rail button[aria-pressed=true]:hover{background:#354047}.tool-rail kbd{margin-left:auto;color:inherit;opacity:.45;font-family:inherit;font-size:9px}.rail-divider{height:1px;background:var(--line);margin:5px}.zoom-controls{position:absolute;bottom:22px;right:22px;display:flex;align-items:center;gap:2px;background:var(--paper);padding:4px;border-radius:6px;box-shadow:0 4px 16px #08101735}.zoom-controls button{border:0;padding:0 11px}.zoom-controls output{font-size:11px;min-width:45px;text-align:center;font-variant-numeric:tabular-nums}.zoom-controls #fit-button{font-size:11px;border-left:1px solid var(--line);border-radius:0;margin-left:4px}.load-panel{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#171e23f5;color:var(--paper);padding:40px;text-align:center;z-index:3}.load-panel .eyebrow{color:var(--accent)}.load-panel h1{font-family:Georgia,"Microsoft YaHei",serif;font-weight:400;letter-spacing:.06em;font-size:30px;margin:24px 0 0}.load-panel p{max-width:480px;line-height:1.8;font-size:12px;color:#a8b1b3;overflow-wrap:anywhere}.load-actions{display:flex;gap:8px;margin-top:18px}.load-panel button{border-color:#697479;font-size:12px}.load-panel button:hover{color:var(--ink)}.load-progress{height:2px;width:150px;overflow:hidden;background:#ffffff20;margin-top:15px}.load-progress:after{content:"";display:block;width:45%;height:100%;background:var(--accent);animation:loading 1.5s ease-in-out infinite}.load-progress.stopped:after{animation:none;width:100%;background:#889495}@keyframes loading{from{transform:translateX(-120%)}to{transform:translateX(350%)}}.inspector{background:var(--paper);border-left:1px solid #d7d6cb;overflow:auto;display:flex;flex-direction:column;padding:0 22px;scrollbar-width:thin}.inspector section{padding:23px 0;border-bottom:1px solid var(--line)}.section-label,.section-heading h2{font-size:12px;font-weight:650;margin:0}.section-label{display:block;margin-bottom:12px}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.small-index{font-size:10px;color:#969b94;font-variant-numeric:tabular-nums}.search-field{display:flex;align-items:center;border:1px solid #cdcec5;border-radius:4px;padding:0 10px;background:#fbfaf5}.search-field>span{font-size:23px;color:var(--muted);margin-right:8px}.search-field input{border:0;background:transparent;height:38px;width:100%;font-size:12px;outline-offset:0}.search-field input::placeholder{color:#92968f}.search-results{max-height:230px;overflow:auto}.search-results:empty{display:none}.search-result{width:100%;border:0;border-bottom:1px solid #dedfd6;border-radius:0;display:flex;flex-direction:column;align-items:flex-start;text-align:left;padding:10px 4px;gap:4px}.search-result span{font-size:12px}.search-result small{font-size:10px;color:var(--muted)}.search-empty{font-size:11px;color:var(--muted);padding-top:12px}.color-control{display:flex;align-items:center;gap:12px;padding:9px 11px;background:#fbfaf5;border:1px solid #cdcec5;border-radius:5px}.color-control input[type=color]{height:29px;width:31px;border:0;padding:0;background:none;cursor:pointer}.color-control input[type=color]::-webkit-color-swatch-wrapper{padding:0}.color-control input[type=color]::-webkit-color-swatch{border:0;border-radius:3px}.color-control input[type=text],#paint-hex{background:transparent;border:0;width:100%;font-family:Consolas,monospace;font-size:13px}.color-mark{font-size:9px;color:#a0a49b}.swatches{display:flex;gap:7px;margin:13px 0 17px}.swatches button{height:23px;min-height:23px;flex:1;padding:0;border:1px solid #00000015;border-radius:3px}.swatches button:hover:not(:disabled){outline:2px solid #7c8278;outline-offset:2px;background:var(--swatch)!important}.button-dark{background:var(--ink);border-color:var(--ink);color:#f4f2e8;font-size:12px}.button-dark:hover:not(:disabled){background:#3a4449;color:#f4f2e8}.full-width{width:100%}.text-button{font-size:10px;border:0;padding:0;min-height:20px;color:var(--muted)}.selection-empty{padding:7px 0 9px}.empty-symbol{font-family:Georgia,serif;color:#aaa995;font-size:34px}.selection-empty p{font-size:12px;line-height:1.6;margin:9px 0}.selection-empty small{font-size:10px;color:var(--muted);line-height:1.8}.selected-title{display:flex;align-items:flex-start;gap:9px}.selected-title>span{flex:0 0 10px;width:10px;height:10px;border-radius:2px;margin-top:5px}.selected-title h3{font-family:Georgia,"Microsoft YaHei",serif;font-size:20px;font-weight:400;line-height:1.25;margin:0;overflow-wrap:anywhere}.selection-facts{font-size:11px;display:grid;gap:10px;margin:19px 0 22px}.selection-facts>div{display:flex;justify-content:space-between;gap:10px}.selection-facts dt{color:var(--muted)}.selection-facts dd{margin:0;font-variant-numeric:tabular-nums}.field-label{font-size:11px;display:block;margin-bottom:8px}.label-control{display:flex;gap:6px}.label-control input{width:100%;height:34px;border:1px solid #cdcec5;background:#fbfaf5;border-radius:4px;padding:0 8px;font-size:12px}.label-control button{font-size:11px;white-space:nowrap;min-height:34px}.field-hint{font-size:10px;color:var(--muted);line-height:1.6}.layer-toggle{display:flex;align-items:center;position:relative;font-size:12px;min-height:37px;cursor:pointer}.layer-toggle>span:first-child{margin-right:auto}.layer-toggle input{position:absolute;right:0;width:30px;height:20px;opacity:0;cursor:pointer}.switch{width:29px;height:16px;background:#c4c7be;border-radius:9px;pointer-events:none}.switch:after{content:"";display:block;background:#fffdf7;width:12px;height:12px;border-radius:50%;margin:2px;transition:transform .15s}.layer-toggle input:checked+.switch{background:#64786a}.layer-toggle input:checked+.switch:after{transform:translateX(13px)}.layer-toggle input:focus-visible+.switch{outline:2px solid #b97641;outline-offset:3px}.layer-toggle input:disabled+.switch{opacity:.4}.keyboard-help{font-size:10px;color:var(--muted);padding:18px 0}.keyboard-help summary{cursor:pointer}.keyboard-help p{line-height:1.9}.inspector-footer{margin-top:auto;padding:26px 0;display:flex;flex-direction:column;gap:7px;color:#92978d;font-size:10px}.edition-tag{font-size:8px;letter-spacing:.15em}.statusbar{height:32px;background:#222b30;color:#a7b2b3;display:flex;align-items:center;padding:0 18px;font-size:10px;gap:9px}.status-led{height:5px;width:5px;border-radius:50%;background:#ad9173;flex-shrink:0}.status-led.ready{background:#8aa48a}#status-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#dataset-stats{margin-left:auto;white-space:nowrap;letter-spacing:.03em}.toast{position:fixed;bottom:48px;left:50%;transform:translateX(-50%);max-width:min(540px,90vw);border:1px solid #b7b9ab;border-radius:6px;padding:13px 20px;background:#f7f5eb;color:#273036;box-shadow:0 5px 25px #0003;font-size:12px;line-height:1.5;z-index:10}.toast.error{border-color:#b97666;color:#8c3c2b}.sr-only{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:1000px){.topbar{gap:18px;padding:0 16px}.back-link span,.edition,.save-state{display:none}.workspace{grid-template-columns:minmax(0,1fr) 254px}.inspector{padding:0 18px}.tool-rail .tool-label,.tool-rail kbd{display:none}.tool-rail button{padding:0 7px}.map-heading{left:18px}.map-heading .eyebrow{font-size:8px}}@media(max-width:640px){body{overflow:auto}.topbar{height:62px;gap:13px;padding:0 12px}.wordmark{font-size:28px}.file-actions{gap:3px}.file-actions button{padding:0 8px;font-size:10px;min-height:33px}.file-actions .language-button{margin:0;padding:0 5px}.workspace{height:auto;display:flex;flex-direction:column}.map-stage{height:60dvh;min-height:360px}.inspector{display:grid;grid-template-columns:1fr 1fr;gap:0 22px;padding:0 18px;overflow:visible}.inspector .search-section{grid-column:1/-1}.search-results{max-height:170px}.selection-section{grid-row:2/4;grid-column:2}.color-section,.layer-section{grid-column:1}.keyboard-help,.inspector-footer{grid-column:1/-1}.inspector-footer{padding:12px 0 25px}.statusbar{height:35px;position:sticky;bottom:0;z-index:4}#dataset-stats{font-size:8px}.tool-rail{top:92px;left:14px}.map-heading{top:18px;left:17px}.map-heading>span:last-child{font-size:10px}.zoom-controls{right:12px;bottom:12px}.selection-facts{font-size:10px}.selected-title h3{font-size:17px}.label-control{flex-wrap:wrap}.label-control button{width:100%}.load-panel h1{font-size:25px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}