*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7fb;color:#111827}.topbar{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid #e5e7eb;padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:12px}.brand{display:flex;gap:12px;align-items:center}.logo{width:42px;height:42px;border-radius:12px;background:#0f172a;color:white;display:grid;place-items:center;font-weight:800}.brand span{display:block;color:#64748b;font-size:13px}.top-actions{display:flex;gap:8px}button{border:0;border-radius:10px;background:#111827;color:white;padding:10px 14px;font-weight:700;cursor:pointer}button.secondary{background:#e5e7eb;color:#111827}.app{max-width:1240px;margin:0 auto;padding:16px}.tabs{display:flex;gap:8px;overflow:auto;margin-bottom:14px}.tab{background:#e5e7eb;color:#111827;white-space:nowrap}.tab.active{background:#0f172a;color:white}.grid{display:grid;grid-template-columns:420px 1fr;gap:16px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:18px;box-shadow:0 8px 30px rgba(15,23,42,.05)}h2,h3{margin:0 0 10px}.muted{color:#64748b;margin-top:0}.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:block;font-weight:700;font-size:13px;margin:12px 0;color:#374151}input,select,textarea{width:100%;padding:11px;border:1px solid #d1d5db;border-radius:10px;background:#fff;font:inherit;margin-top:6px}select{min-height:42px}.check{display:flex;align-items:center;gap:9px}.check input{width:auto;margin:0}.result-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.total{font-size:34px;font-weight:900}.mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}.mini div{background:#f8fafc;border:1px solid #e5e7eb;border-radius:12px;padding:12px}.mini span{display:block;color:#64748b;font-size:12px}.mini b{font-size:18px}.warnings{display:grid;gap:8px}.warn{background:#fff7ed;border:1px solid #fdba74;color:#9a3412;border-radius:10px;padding:10px;font-size:13px}.ok{background:#ecfdf5;border-color:#86efac;color:#166534}.sheet{overflow:auto;border:1px solid #e5e7eb;border-radius:14px}.sheet-head{display:flex;justify-content:space-between;gap:12px;padding:14px;border-bottom:1px solid #e5e7eb;background:#f8fafc}.sheet-logo{font-weight:900}.sheet-meta{font-size:12px;color:#64748b;text-align:right}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:10px;border-bottom:1px solid #eef2f7;text-align:left;vertical-align:top}th{background:#f8fafc;color:#475569;font-size:12px;text-transform:uppercase}.num{text-align:right;white-space:nowrap}.hidden{display:none}.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px}.compare-card{border:1px solid #e5e7eb;border-radius:14px;padding:14px}.compare-card .price{font-size:28px;font-weight:900}.editor-actions{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}textarea{height:430px;font-family:ui-monospace,Consolas,monospace;font-size:12px}.status{margin-top:10px;padding:10px;border-radius:10px;background:#f8fafc;color:#334155}@media(max-width:860px){.topbar{align-items:flex-start}.top-actions{flex-direction:column}.grid,.compare,.row2{grid-template-columns:1fr}.app{padding:10px}.card{padding:14px;border-radius:14px}.mini{grid-template-columns:1fr}.total{font-size:28px}th,td{padding:8px}.sheet-head{display:block}.sheet-meta{text-align:left;margin-top:6px}}@media print{body{background:#fff}.topbar,.tabs,.controls,#comparePanel,#editorPanel,#printBtn,#copyBtn{display:none!important}.app{max-width:none;padding:0}.grid{display:block}.card{box-shadow:none;border:0}.warnings,.mini,.result-head h2{display:none}.total{font-size:22px}.sheet{border:0}table{font-size:12px}}