:root{--surface:#efeee7;--ink:#1c2e30;--muted:#6c7773;--line:#d8d4c8;--accent:#2d4b4e;color:var(--ink);background:var(--surface);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Avenir Next,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select{font-family:inherit}::selection{color:#f9f7ef;background:#2d4b4e}.workspace{background:linear-gradient(90deg, #2136450a 1px, transparent 1px), linear-gradient(#21364509 1px, transparent 1px), var(--surface);background-size:28px 28px;grid-template-columns:390px minmax(0,1fr);min-height:100svh;display:grid}.hidden-input{display:none}.panel{min-height:100svh;color:var(--ink);border-right:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#faf9f5eb;flex-direction:column;gap:18px;padding:22px;display:flex}.brand{align-items:center;gap:12px;display:flex}.brand-mark{color:#f9f7ef;background:#243c3e;border-radius:6px;place-items:center;width:44px;height:44px;display:grid;box-shadow:0 10px 24px #1522232e}.brand p,.brand span,.drop-zone span,.metric-row span,.slot-card span,.layer-row em,.topbar p,.status-pill,.batch-info span,.pager{letter-spacing:0}.brand p{margin:0;font-size:18px;font-weight:750;line-height:1.1}.brand span{color:var(--muted);margin-top:4px;font-size:13px;display:block}.drop-zone{color:#273b3d;cursor:pointer;background:#f7efe0;border:1px solid #e5d3ad;border-radius:8px;align-items:center;gap:14px;min-height:92px;padding:18px;transition:transform .16s,border-color .16s,box-shadow .16s;display:flex}.drop-zone:hover{border-color:#d5a84f;transform:translateY(-1px);box-shadow:0 14px 28px #7553191f}.drop-zone 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var(--line);place-items:center;min-height:70px;display:grid}.metric-row div:last-child{border-right:0}.metric-row strong{color:var(--ink);font-size:22px;line-height:1}.metric-row span{color:var(--muted);margin-top:-12px;font-size:12px}.qa-strip{color:#274447;background:#edf4f1;border:1px solid #cadbd5;border-radius:8px;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:10px;min-height:58px;padding:10px 12px;display:grid}.qa-strip.has-warning{color:#65470e;background:#fff5df;border-color:#e7ca86}.qa-strip.has-error{color:#713122;background:#fff0eb;border-color:#e6a493}.qa-strip strong,.qa-strip span{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.qa-strip strong{font-size:13px}.qa-strip span{opacity:.76;margin-top:3px;font-size:12px}.element-batch{border:1px solid var(--line);background:#ffffffb8;border-radius:8px;gap:10px;padding:12px;display:grid}.active-slot-pill{color:#274447;background:#eef4f1;border:1px solid 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