:root{--bg:#f2f2f4;--panel:#fff;--border:#d8d8de;--text:#1d1d20;--muted:#6c6c78;--accent:#2f6fdd;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);overscroll-behavior:none}.boot-screen{height:100%;color:var(--muted);place-items:center;display:grid}.app{flex-direction:column;height:100%;display:flex}.app-body{flex:1;min-height:0;display:flex}.toolbar{background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:6px 18px;padding:8px 12px;display:flex}.toolbar-group{align-items:center;gap:4px;display:flex}.toolbar-title{flex:240px;gap:8px;min-width:240px}.toolbar-files{margin-left:auto}.group-label{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-right:2px;font-size:11px}.toolbar button{border:1px solid var(--border);min-width:30px;height:30px;color:var(--text);cursor:pointer;background:#fff;border-radius:6px;padding:0 9px;font-size:13px}.toolbar button:hover:not(:disabled){border-color:var(--accent)}.toolbar button.active{background:var(--accent);border-color:var(--accent);color:#fff}.title-input{min-width:0;height:30px;color:inherit;background:0 0;border:1px solid #0000;border-radius:6px;flex:1;padding:0 8px;font-size:15px;font-weight:600}.title-input:hover,.title-input:focus{border-color:var(--border);background:#fff;outline:none}.save-state{color:var(--muted);white-space:nowrap;flex-shrink:0;font-size:11px}.save-state-error{color:#c0392b}.swatches{align-items:center;gap:4px;display:flex}.swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;width:22px;height:22px;padding:0}.swatch.active{border-color:var(--text)}.swatch-custom{border:1px solid var(--border);background:0 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(width<=820px){.layer-panel{width:210px}}.sea-app{flex-direction:column;height:100%;display:flex}.scene-toolbar{background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:6px 16px;padding:8px 12px;display:flex}.scene-toolbar .toolbar-group{align-items:center;gap:4px;display:flex}.scene-toolbar button{border:1px solid var(--border);min-width:30px;height:30px;color:var(--text);cursor:pointer;background:#fff;border-radius:6px;padding:0 9px;font-size:13px}.scene-toolbar button:hover{border-color:var(--accent)}.scene-toolbar button.active{background:var(--accent);border-color:var(--accent);color:#fff}.scene-toolbar .swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;width:22px;height:22px;padding:0}.scene-toolbar .swatch.active{border-color:var(--text)}.toolbar-file-button{border:1px solid var(--border);height:30px;color:var(--text);cursor:pointer;background:#fff;border-radius:6px;align-items:center;padding:0 9px;font-size:13px;display:inline-flex}.toolbar-file-button:hover{border-color:var(--accent)}.toolbar-file-button input[type=file]{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.sea-error{color:#9a1c1c;background:#fde8e8;padding:8px 12px;font-size:13px}.sea-viewport{cursor:grab;touch-action:none;background:#e8e8ec;flex:1;position:relative;overflow:hidden}.sea-world{transform-origin:0 0;will-change:transform;position:absolute;top:0;left:0}.island-coastline-path{fill:#fff;stroke:#d8d4c8;stroke-width:1.5px;filter:drop-shadow(0 1px 3px #0000002e)}.island-coastline-path.overlapping{stroke-dasharray:6 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