:root{--ink:#1f2933;--muted:#7b8794;--faint:#e4e7eb;--line:#d2d6dc;--band:#f5f7fa;--accent:#2b6cb0;--accent-dark:#245a94;--danger:#c53030;--bg:#eef1f5;--radius:8px;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}*{box-sizing:border-box}body{background:var(--bg);-webkit-font-smoothing:antialiased;margin:0}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit;color:inherit}h1,h2,h3{margin:0}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{border-bottom:1px solid var(--line);z-index:10;background:#fff;align-items:center;gap:20px;padding:12px 24px;display:flex;position:sticky;top:0}.topbar__brand{letter-spacing:.5px;font-size:16px;font-weight:700}.tabs{gap:4px;margin-left:auto;display:flex}.tab{color:var(--muted);background:0 0;border:none;border-radius:6px;padding:8px 14px;font-weight:600}.tab.is-active{background:var(--band);color:var(--ink)}.form-pane{width:100%;padding:28px 24px 60px}.form-pane--centered{max-width:760px;margin:0 auto}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;max-width:760px;margin-bottom:16px;padding:18px}.card__title{letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-size:11px;font-weight:700}.field{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.field>label{color:var(--muted);font-size:12px;font-weight:600}.field input,.field textarea,.field select{border:1px solid var(--line);background:#fff;border-radius:6px;padding:8px 10px;transition:border-color .12s,box-shadow .12s}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #2b6cb01f}.field textarea{resize:vertical;min-height:60px}.grid-2{grid-template-columns:1fr 1fr;gap:0 14px;display:grid}.items-head,.item-row{grid-template-columns:1fr 70px 110px 110px 32px;align-items:center;gap:8px;display:grid}.items-head{letter-spacing:.6px;color:var(--muted);text-transform:uppercase;padding:0 2px 8px;font-size:11px;font-weight:700}.items-head .num,.item-row .num{text-align:right}.item-row{border-top:1px solid var(--faint);padding:6px 0}.item-row input{background:var(--band);border:1px solid #0000;border-radius:6px;width:100%;padding:7px 8px}.item-row input:focus{border-color:var(--accent);background:#fff;outline:none;box-shadow:0 0 0 3px #2b6cb01f}.item-row .num input{text-align:right}.item-line-total{text-align:right;font-variant-numeric:tabular-nums;padding-right:8px;font-weight:600}.icon-btn{color:var(--muted);background:0 0;border:none;border-radius:6px;width:30px;height:30px;font-size:16px;line-height:1}.icon-btn:hover{color:var(--danger);background:#fdecec}.btn{border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:6px;padding:8px 14px;font-weight:600;text-decoration:none;display:inline-block}.btn:hover{border-color:var(--muted)}.btn--primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn--primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}.btn--ghost{color:var(--accent);background:0 0;border-style:dashed;width:100%;margin-top:10px}.btn[aria-disabled=true]{opacity:.6;pointer-events:none}.btn-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.totals{border-top:1px solid var(--faint);width:260px;margin-top:14px;margin-left:auto;padding-top:12px}.totals__row{font-variant-numeric:tabular-nums;justify-content:space-between;padding:3px 0;display:flex}.totals__row.muted{color:var(--muted)}.totals__row.grand{border-top:2px solid var(--ink);margin-top:6px;padding-top:8px;font-size:16px;font-weight:700}.toggle{cursor:pointer;align-items:center;gap:10px;display:flex}.toggle input{width:16px;height:16px}.hint{color:var(--muted);margin-top:4px;font-size:12px}.logo-preview{border:1px solid var(--faint);background:#fff;border-radius:4px;max-width:160px;max-height:60px;margin-top:8px;padding:4px}.status-select{text-transform:capitalize}