:root{--green:#1fa02e;--ink:#1a1a1a;--muted:#6b7280;--bg:#f6f7f9;--card:#ffffff;--border:#e5e7eb}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}header.topbar{background:var(--green);color:#fff;padding:16px 24px;display:flex;align-items:center;gap:16px}header.topbar h1{font-size:18px;margin:0;font-weight:700}header.topbar span.tag{font-size:12px;background:rgba(255,255,255,.2);padding:2px 8px;border-radius:999px}.layout{display:grid;grid-template-columns:1fr 340px;grid-gap:24px;gap:24px;max-width:1200px;margin:0 auto;padding:24px}.search{display:flex;gap:8px;margin-bottom:20px}.search input{flex:1 1;padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-size:15px}button{cursor:pointer;border:none;border-radius:8px;font-weight:600;padding:12px 16px;font-size:14px}button.primary{background:var(--green);color:#fff}button.primary:disabled{opacity:.5;cursor:not-allowed}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));grid-gap:16px;gap:16px}.product{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:8px}.product img{width:100%;height:140px;object-fit:contain}.product .name{font-size:13px;line-height:1.3;min-height:34px}.product .brand{font-size:11px;color:var(--muted);text-transform:uppercase}.product .price{font-size:18px;font-weight:700}.product .list{font-size:12px;color:var(--muted);text-decoration:line-through}.cart{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;position:-webkit-sticky;position:sticky;top:24px;height:-moz-fit-content;height:fit-content}.cart h2{margin:0 0 12px;font-size:16px}.cart .row{justify-content:space-between;font-size:13px;padding:8px 0;border-bottom:1px solid var(--border);gap:8px}.cart .qty,.cart .row{display:flex;align-items:center}.cart .qty{gap:6px}.cart .qty button{padding:2px 8px;background:var(--bg)}.cart .total{display:flex;justify-content:space-between;font-weight:700;font-size:16px;margin:14px 0}.cart .empty{color:var(--muted);font-size:13px}.result{background:#ecfdf3;border:1px solid #abefc6;border-radius:8px;padding:12px;font-size:13px;margin-top:12px;word-break:break-all}.result a{color:var(--green);font-weight:600}.muted{color:var(--muted);font-size:13px}.offers{display:flex;flex-direction:column;gap:4px}.offer{display:flex;align-items:center;justify-content:space-between;font-size:13px;padding:4px 8px;border-radius:6px;background:var(--bg);border:1px solid transparent}.offer.best{background:#ecfdf3;border-color:#abefc6;font-weight:700}.offer.missing{color:var(--muted);opacity:.7}.offer .dot{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:6px}.offer .store{display:flex;align-items:center}.badge-best{font-size:10px;background:var(--green);color:#fff;padding:1px 6px;border-radius:999px;margin-left:6px}.store-total{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-radius:8px;border:1px solid var(--border);margin-bottom:6px;font-size:14px}.store-total.winner{background:#ecfdf3;border-color:#abefc6}.store-total .sub{font-size:11px;color:var(--muted);font-weight:400}.savings{background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;padding:10px;font-size:13px;margin-top:10px}.layout.plan{grid-template-columns:320px 1fr}.fld{display:flex;flex-direction:column;gap:4px;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:10px}.fld input,.fld select{padding:9px 10px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:400}.chip{background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:5px 10px;font-size:12px;font-weight:500}.chip.on{background:var(--green);color:#fff;border-color:var(--green)}