:root{color-scheme:light;--ink:#17202a;--muted:#667085;--line:#e4e7ec;--accent:#7a3df0;--soft:#f7f5ff}*{box-sizing:border-box}body{margin:0;background:#f7f8fa;color:var(--ink);font-family:Arial,sans-serif}button,input,select{font:inherit}button{cursor:pointer}.shell{max-width:1280px;margin:0 auto;padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.brand{margin:0;font-size:clamp(24px,4vw,36px)}.company-link{color:inherit;text-decoration:none}.company-link:hover{text-decoration:underline}.status{color:var(--muted);font-size:14px}.stepper,.top-actions{display:flex;align-items:center;gap:8px}.language-switcher{display:flex;align-items:center;gap:6px;color:var(--muted)}.language-switcher select{width:auto;min-width:108px;padding:8px 10px}.online,.paid{color:#027a48;font-size:14px}.offline,.pending{color:#b54708;font-size:14px}.grid{display:grid;grid-template-columns:1.15fr .85fr;grid-gap:20px;gap:20px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 8px 24px #1018280a}.panel h2{margin-top:0}.products{display:grid;grid-gap:12px;gap:12px}.product{border:1px solid var(--line);border-radius:14px;padding:16px;display:grid;grid-gap:10px;gap:10px}.catalog-results{max-height:650px;overflow:auto;margin-top:14px}.cart-row,.product-row,.total-row{display:flex;justify-content:space-between;gap:12px;align-items:center}.muted{color:var(--muted)}.button{border:0;border-radius:10px;padding:13px 16px;background:var(--accent);color:#fff;font-weight:700;min-height:48px}.button.secondary{background:var(--soft);color:var(--accent)}.button:disabled{opacity:.5;cursor:not-allowed}.button.secondary{min-height:42px;padding:9px 12px}.quantity-input{width:76px;min-width:0;text-align:center;padding:9px 6px}.controls{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px}label{display:grid;grid-gap:6px;gap:6px;font-size:13px;color:var(--muted)}input,select{width:100%;border:1px solid var(--line);border-radius:9px;padding:11px;color:var(--ink);background:#fff}.cart{display:grid;grid-gap:12px;gap:12px}.cart-row{border-bottom:1px solid var(--line);padding-bottom:12px}.actions{display:grid;grid-gap:10px;gap:10px;margin-top:18px}.sticky{position:-webkit-sticky;position:sticky;top:16px}.toggle{display:flex;grid-template-columns:auto 1fr;align-items:center;margin-top:18px}.toggle input{width:20px}.customer{display:grid;grid-gap:10px;gap:10px;margin-top:18px}.total{font-size:20px;margin-top:8px;padding-top:12px;border-top:1px solid #b7ebcd}.orders-panel{margin-top:20px}.orders{display:grid;grid-gap:12px;gap:12px}.order-row{justify-content:space-between;border-bottom:1px solid var(--line);padding:12px 0}.order-row,.order-row>div:last-child{display:flex;gap:12px;align-items:center}.auth-shell{max-width:480px;padding-top:12vh}.error{background:#fff1f0;color:#b42318}.error,.success{padding:12px;border-radius:10px}.success{background:#ecfdf3;color:#027a48}.qr{display:grid;place-items:center;grid-gap:12px;gap:12px;margin-top:18px;padding:18px;background:var(--soft);border-radius:14px}@media (max-width:800px){.shell{padding:14px}.grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.sticky{position:static}.order-row{align-items:flex-start;flex-direction:column}.order-row>div:last-child{flex-wrap:wrap}}