:root{--fg:#1a1a1a;--muted:#6b6b6b;--rule:#d4d4d4;--bg:#fafaf8;--view:#0d0d0d;--error:#b3261e;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--fg);background:var(--bg);font-family:system-ui,sans-serif;font-size:15px}body{margin:0}button{font:inherit;color:var(--fg);cursor:pointer;background:#fff;border:1px solid #8a8a8a;border-radius:0;padding:4px 12px}button:hover{background:#efefec}.page{flex-direction:column;height:100vh;display:flex}header{border-bottom:1px solid var(--rule);align-items:baseline;gap:16px;padding:8px 16px;display:flex}h1{margin:0;font-size:17px;font-weight:600}.about-button{padding:1px 10px;font-size:13px}.about-button.open{background:#d5d5d0}.about{flex:1;max-width:640px;padding:16px 24px;line-height:1.45;overflow-y:auto}.about h2{margin:0 0 8px;font-size:17px}.about h3{margin:16px 0 4px;font-size:15px}.about p{margin:0}.about .about-author{margin-top:16px}.about ul{margin:0;padding-left:18px;font-size:14px}.header-status{color:var(--muted);font-size:13px}.header-status.error{color:var(--error)}main{flex:1;min-height:0;display:flex}.page.dragging main{outline:2px dashed var(--muted);outline-offset:-8px}.drop-area{border:1px dashed #9a9a9a;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;margin:16px;display:flex}.drop-area p{margin:0}.drop-area button{margin-top:12px}.muted{color:var(--muted)}.image-view{background:var(--view);cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;flex:1;min-width:0;position:relative;overflow:hidden}.image-view:active{cursor:grabbing}.image-view .filters{position:absolute}.image-view img{max-width:none;position:absolute}.image-view img.pixelated{image-rendering:pixelated}.image-view .overlay{pointer-events:none;position:absolute;inset:0}.ribbon{border-bottom:1px solid var(--rule);align-items:stretch;gap:16px;padding:8px 16px;display:flex}.stages{flex:1;gap:24px;min-width:0;display:flex;overflow-x:auto}.steps,.tools{flex:none;display:flex}.tools{gap:8px}.card{text-align:left;min-width:130px;color:var(--fg);background:var(--card-fill);--card-fill:#e2e2de;border:0;flex-direction:column;justify-content:center;padding:6px 14px;display:flex}.card:enabled:hover{--card-fill:#d5d5d0}.card.done{--card-fill:#d7e5d5}.card.done:enabled:hover{--card-fill:#c9dbc6}.card.running{--card-fill:#efe3c2}.card.failed{--card-fill:#f0d6d2}.card.later{--card-fill:#f0f0ee;color:#a8a8a8;cursor:default}.card.step{clip-path:polygon(0 0,calc(100% - 14px) 0,100% 50%,calc(100% - 14px) 100%,0 100%,14px 50%);min-width:150px;padding-left:26px;padding-right:22px}.card.step+.card.step,.card.step+input+.card.step{margin-left:-10px}.card.tool{border-left:3px solid #b8b8b2;border-right:3px solid #b8b8b2}.card.tool.later{border-color:#dcdcd8}.card-label{white-space:nowrap;font-weight:600}.card-detail{max-width:220px;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.card.done .mark{color:#2e7d32}.card.failed .card-detail{color:var(--error)}.card.later .card-detail{color:#a8a8a8}.card.log-button{--card-fill:#fff;border:1px solid #b8b8b2;flex:none;min-width:0}.card.log-button.open{--card-fill:#d5d5d0}.log-panel{border-left:1px solid var(--rule);flex:none;width:min(460px,45vw);padding:8px 12px;font-size:13px;line-height:1.4;overflow-y:auto}.log-entry{grid-template-columns:52px 56px 1fr;gap:8px;display:grid}.log-time{color:var(--muted);text-align:right;font-variant-numeric:tabular-nums}.log-entry.columns{background:var(--bg);border-bottom:1px solid var(--rule);color:var(--muted);padding:4px 0;position:sticky;top:-8px}.log-entry.heading{border-top:1px solid var(--rule);margin-top:10px;padding-top:6px;font-weight:600}.log-entry.columns+.log-entry.heading{border-top:0;margin-top:0;padding-top:0}.log-entry.result{font-weight:600}.log-entry.detail .log-text{color:var(--muted);padding-left:12px}.log-entry.error .log-text{color:var(--error)}.log-entry.detail.highlight .log-text{color:var(--fg)}.solve-bar{border-bottom:1px solid var(--rule);align-items:center;gap:12px;padding:6px 16px;display:flex}.solve-bar .error{color:var(--error)}.panel-toggle{flex:none;padding:2px 10px}.panel-toggle.open{background:#d5d5d0}.side-panel{border-right:1px solid var(--rule);white-space:nowrap;flex-direction:column;flex:none;gap:16px;padding:10px 12px;font-size:14px;display:flex;overflow-y:auto}.side-panel section{flex-direction:column;gap:4px;display:flex}.side-panel h2{color:var(--muted);letter-spacing:.04em;text-transform:uppercase;margin:0 0 2px;font-size:12px;font-weight:600}.side-panel section>button{align-self:flex-start;margin-top:4px;padding:1px 10px;font-size:13px}.brightness-row{grid-template-columns:52px 1fr 36px;align-items:center;gap:8px;display:grid}.brightness-row output{color:var(--muted);text-align:right;font-variant-numeric:tabular-nums;font-size:12px}.overlay-row{grid-template-columns:1fr 90px 36px;align-items:center;gap:8px;display:grid}.overlay-sub{grid-column:1/-1;grid-template-columns:1fr auto;align-items:center;gap:8px;padding-left:52px;display:grid}.overlay-sub output{min-width:120px;color:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}.overlay-row label{align-items:center;gap:6px;display:flex}.overlay-row output{color:var(--muted);text-align:right;font-variant-numeric:tabular-nums;font-size:12px}.overlay-row.unavailable{color:#a8a8a8}.overlay-row.unavailable .swatch{opacity:.4}