:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4f5f7;--panel-bg:#fff;--border:#d7d9de;--text:#1f2328;--muted:#6b7280;--accent:#2563eb;--accent-contrast:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}#app{flex-direction:column;height:100vh;display:flex}.topbar{background:var(--panel-bg);border-bottom:1px solid var(--border);align-items:center;padding:10px 16px;display:flex}.topbar h1{margin:0;font-size:16px}.topbar h1 small{color:var(--muted);margin-top:2px;font-size:11px;font-weight:600;display:block}.app-nav{gap:4px;margin-left:20px;display:flex}.app-nav-link{color:var(--muted);border-radius:6px;padding:5px 10px;font-size:13px;text-decoration:none}.app-nav-link:hover{background:#f0f1f3}.app-nav-link.active{background:var(--accent);color:var(--accent-contrast)}.topbar-actions{gap:8px;margin-left:auto;display:flex}.layout{flex:1;grid-template-columns:290px 1fr 260px;display:grid;overflow:hidden}.panel{background:var(--panel-bg);padding:12px;overflow-y:auto}.left-panel{border-right:1px solid var(--border)}.right-panel{border-left:1px solid var(--border)}.panel-section{border-bottom:1px solid var(--border);margin-bottom:18px;padding-bottom:14px}.panel-section:last-child{border-bottom:none}.panel-section h2{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:0 0 8px;font-size:12px}.field-row{align-items:center;gap:6px;margin-bottom:8px;font-size:13px;display:flex}.field-row input[type=number]{width:60px;margin-left:auto}.slider-row span{flex:0 0 90px}.slider-row input[type=range]{flex:1}.slider-row output{text-align:right;font-variant-numeric:tabular-nums;width:34px}button{font:inherit;border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;padding:6px 10px}button:hover:not(:disabled){background:#f0f1f3}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent);width:100%;margin-bottom:6px}button.primary:hover:not(:disabled){filter:brightness(1.08)}.muted{color:var(--muted);font-size:12px}.status-text{margin-top:8px}.thumb{border:1px solid var(--border);border-radius:4px;max-width:100%;max-height:140px;margin-top:8px}#load-image-btn,#owned-colors-btn{width:100%;margin-bottom:6px}.center-panel{flex-direction:column;display:flex;overflow:hidden}.toolbar{background:var(--panel-bg);border-bottom:1px solid var(--border);align-items:center;gap:16px;padding:8px 12px;display:flex}.tool-group{gap:4px;display:flex}.tool-btn.active{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.canvas-scroll{background:#e5e7eb;flex:1;justify-content:flex-start;align-items:flex-start;padding:16px;display:flex;overflow:auto}#grid-canvas{image-rendering:pixelated;cursor:crosshair;background:#fff;box-shadow:0 1px 3px #00000026}.status-bar{color:var(--muted);background:var(--panel-bg);border-top:1px solid var(--border);padding:6px 12px;font-size:12px}.swatches{grid-template-columns:repeat(auto-fill,minmax(28px,1fr));gap:4px;display:grid}.swatch{aspect-ratio:1;cursor:pointer;border:2px solid #0000;border-radius:4px;width:100%;position:relative}.swatch.selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.swatch-label{text-align:center;color:var(--muted);margin-top:1px;font-size:9px;display:block}.modal-swatches{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));max-height:320px;overflow-y:auto}.owned-color-item{align-items:center;gap:6px;padding:3px 4px;font-size:12px;display:flex}.owned-color-item .swatch{width:18px;height:18px;aspect-ratio:unset;flex:none}table#shopping-list-table{border-collapse:collapse;width:100%;margin-top:8px;font-size:12px}table#shopping-list-table th,table#shopping-list-table td{text-align:left;border-bottom:1px solid var(--border);padding:3px 4px}table#shopping-list-table .swatch-cell{border-radius:3px;width:16px;height:16px;display:inline-block}.modal{z-index:10;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal[hidden]{display:none}.modal-content{background:#fff;border-radius:8px;flex-direction:column;width:520px;max-width:90vw;max-height:80vh;padding:20px;display:flex}.modal-content h2{margin-top:0}.modal-actions,.modal-actions-top{justify-content:flex-end;gap:8px;margin-top:12px;display:flex}.modal-actions-top{justify-content:flex-start;margin-bottom:10px}