:root{--bg:#e8e6e1;--panel:#fbfaf7;--ink:#1d1d1b;--muted:#8a877f;--line:#e2dfd8;--field:#fff;--accent:#1d1d1b;--error:#d6452c;--radius:8px;color:var(--ink);font-family:ui-sans-serif,-apple-system,Helvetica Neue,Arial,sans-serif;font-size:13px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg)}button,input,select{font:inherit;color:inherit}code,.mono{font-family:ui-monospace,SF Mono,Menlo,monospace}.app{grid-template-columns:1fr 340px;height:100vh;display:grid}.stage{justify-content:center;align-items:center;min-width:0;min-height:0;padding:40px 40px 56px;display:flex;position:relative}.preview{filter:drop-shadow(0 1px 2px #00000014);width:100%;height:100%}.stage-meta{text-align:center;color:var(--muted);font-size:12px;position:absolute;bottom:18px;left:0;right:0}.preview-empty{text-align:center;max-width:260px;color:var(--muted);font-size:13px;line-height:1.5}.panel{background:var(--panel);border-left:1px solid 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12px}.btn:hover:not(:disabled){border-color:var(--ink)}.btn:disabled{opacity:.4;cursor:default}.btn.is-active{background:var(--ink);border-color:var(--ink);color:#fff}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;height:44px;font-size:14px;font-weight:600}.btn-primary:hover:not(:disabled){background:#000}.btn-ghost{color:var(--muted);background:0 0;border-style:dashed}.select,.input{border:1px solid var(--line);border-radius:var(--radius);background:var(--field);width:100%;min-width:0;height:32px;padding:0 10px}.input:focus,.select:focus{border-color:var(--ink);outline:none}.input.is-error{border-color:var(--error);color:var(--error)}.seed{flex-direction:column;gap:6px;display:flex}.seed-row{gap:6px;display:flex}.slider{flex-direction:column;gap:4px;display:flex}.slider-head{justify-content:space-between;display:flex}.slider-value{font-variant-numeric:tabular-nums}.slider .unit{color:var(--muted)}.slider 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38px;padding:10px;display:flex}.ink-row{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.ink-auto,.ink-chip{cursor:pointer;border:1px solid #00000026;border-radius:6px;height:24px;padding:0}.ink-chip{width:24px}.ink-auto{background:var(--field);color:var(--muted);padding:0 8px;font-size:11px}.ink-auto.is-active,.ink-chip.is-active{outline:2px solid var(--ink);outline-offset:1px}.swatch-chip{border-radius:var(--radius);cursor:pointer;border:1px solid #0000001f;width:32px;height:32px;position:relative;overflow:hidden}.swatch-chip input{opacity:0;cursor:pointer;position:absolute;inset:0}.swatch-hex{text-transform:uppercase}.tag,.icon-btn{border-radius:6px;justify-content:center;align-items:center;min-width:28px;height:28px;padding:0 8px;font-size:11px;display:inline-flex}.tag{background:var(--ink);color:#fff}.icon-btn{border:1px solid 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