:root{--bg:#f7f8fb;--panel:#fff;--ink:#172033;--muted:#687185;--line:#d8dde8;--accent:#0f766e;--accent-dark:#115e59;--danger:#b42318}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;letter-spacing:0}button,input,select{font:inherit}button{border:0;border-radius:6px;background:var(--accent);color:#fff;cursor:pointer;font-weight:700;min-height:42px;padding:0 16px}button:hover:not(:disabled){background:var(--accent-dark)}button:disabled{cursor:not-allowed;opacity:.55}.appShell{min-height:100vh;padding:24px}.workspace{display:grid;grid-template-columns:minmax(340px,430px) minmax(520px,1fr);gap:24px;margin:0 auto;max-width:1280px}.controlColumn,.previewPanel{background:var(--panel);border:1px solid var(--line);border-radius:8px}.controlColumn{align-self:start;display:grid;gap:20px;padding:22px}.brandBlock,.headerBlock{text-align:center}.brandBlock div,.brandName{font-size:14px;font-weight:800}.brandBlock strong,h1{display:block;font-size:15px;margin:6px 0 4px}.brandBlock span,.headerBlock span{color:var(--muted);font-size:13px;font-weight:800}.formPanel{display:grid;gap:18px}.manualGrid{display:grid;gap:14px}.fieldGroup{display:grid;gap:6px}label{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase}input,select{background:#fff;border:1px solid var(--line);border-radius:6px;color:var(--ink);min-height:42px;padding:9px 11px;width:100%}input:focus,select:focus{border-color:var(--accent);outline:2px solid rgba(15,118,110,.16)}.lookupLine{display:grid;grid-template-columns:1fr 118px;gap:10px}.errorText{color:var(--danger);font-size:13px;font-weight:700}.exportBar{border-top:1px solid var(--line);display:grid;gap:10px;padding-top:18px}.metricCards{display:grid;gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.metricCard{border:1px solid var(--line);border-radius:6px;display:grid;gap:6px;min-height:76px;padding:12px}.metricCard span{color:var(--muted);font-size:12px;font-weight:800}.metricCard strong{color:var(--accent-dark);font-size:28px;line-height:1}.previewPanel{min-height:calc(100vh - 48px);overflow:auto;padding:28px}.brandBlock{margin-bottom:22px}.snapshotTable{border-collapse:collapse;table-layout:fixed;width:100%}.snapshotTable td,.snapshotTable th{border:1px solid #9ca3af;font-size:14px;line-height:1.35;padding:10px 12px;text-align:left;vertical-align:middle;word-break:break-word}.snapshotTable th{background:#f3f4f6;width:42%}.emptyState{border:1px dashed var(--line);border-radius:8px;color:var(--muted);padding:28px;text-align:center}.sourceNotice{color:var(--muted);font-size:11px;line-height:1.4;margin:14px 0 0}@media (max-width:900px){.appShell{padding:14px}.workspace{grid-template-columns:1fr}.previewPanel{min-height:auto;padding:18px}}