:root{--ink:#172033;--muted:#748096;--line:#e6eaf1;--navy:#17223a;--blue:#3569e6;--bg:#f7f8fc;--red:#d85763;--green:#198967}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px Inter,Arial,sans-serif}button,input{font:inherit}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 27px}.brand{font-size:21px;color:var(--ink);font-weight:800;text-decoration:none;letter-spacing:-1px}.brand span{color:var(--blue)}.top-actions{margin-left:auto;display:flex;gap:15px;align-items:center}.shift-chip{border:1px solid #d9e3fc;background:#f3f6ff;color:#295bc4;border-radius:9px;padding:9px 13px;font-weight:700;cursor:pointer}.user-badge{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:#e8efff;color:#3060c6;font-weight:bold}.logout{color:var(--muted);text-decoration:none}.app-shell{display:grid;grid-template-columns:215px 1fr 390px;min-height:calc(100vh - 68px)}.sidebar{background:var(--navy);padding:25px 14px;color:#b6c0d1}.store{display:flex;gap:11px;align-items:center;padding:0 10px 21px;border-bottom:1px solid #2e3b54}.store strong,.store small{display:block}.store strong{color:#fff}.store small{font-size:11px;margin-top:3px}.store-icon{background:#3b72ef;color:white;border-radius:8px;padding:8px}.section-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#718098;margin:22px 11px 8px}.nav-item{display:flex;gap:12px;align-items:center;width:100%;padding:12px;border:0;border-radius:8px;color:#b6c0d1;background:transparent;text-decoration:none;text-align:left;cursor:pointer}.nav-item.active,.nav-item:hover{background:#2a3955;color:white}.catalog{padding:28px 30px;min-width:0}.crumb{font-size:12px;color:var(--muted);margin:0 0 8px}.heading{display:flex;justify-content:space-between}.heading h1{font-size:25px;margin:0;letter-spacing:-.7px}.heading p{margin:5px 0 0;color:var(--muted);font-size:12px}.role-label{color:#3b68c9;background:#edf2ff;border-radius:6px;padding:5px 8px;height:max-content;font-size:12px}.search{height:47px;background:#fff;border:1px solid var(--line);border-radius:10px;display:flex;gap:11px;align-items:center;padding:0 14px;margin:22px 0 17px}.search input{border:0;outline:0;width:100%;font-size:14px}.search kbd{font-size:11px;color:#8b95a6;border:1px solid var(--line);padding:3px 5px;border-radius:4px}.categories{display:flex;gap:8px;overflow:auto;margin-bottom:17px}.categories button{white-space:nowrap;border:1px solid var(--line);background:white;border-radius:18px;padding:8px 14px;color:#607086;cursor:pointer}.categories button.selected{background:#edf2ff;border-color:#c7d5ff;color:#2d5fc4;font-weight:bold}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(158px,1fr));gap:14px}.product{background:white;border:1px solid var(--line);border-radius:12px;padding:11px;cursor:pointer;transition:.15s}.product:hover{transform:translateY(-2px);box-shadow:0 7px 20px #17233a12}.product.out{opacity:.55}.product-icon{height:85px;border-radius:9px;background:#eef2fa;display:grid;place-items:center;font-size:38px}.product h3{font-size:13px;margin:10px 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product small{color:var(--muted);font-size:11px}.product-bottom{margin-top:9px;display:flex;justify-content:space-between;align-items:end;font-weight:bold}.stock{font-size:10px;color:var(--green);background:#e8f8f1;padding:3px 5px;border-radius:4px}.stock.low{background:#fff1da;color:#a76511}.cart{background:white;border-left:1px solid var(--line);padding:25px 22px;display:flex;flex-direction:column;height:calc(100vh - 68px);position:sticky;top:68px}.cart header{display:flex;justify-content:space-between;align-items:start}.cart h2{font-size:17px;margin:0}.cart header p{font-size:11px;color:var(--muted);margin:5px 0}.text-danger{border:0;background:transparent;color:var(--red);font-size:12px;cursor:pointer}.cart-items{flex:1;overflow:auto}.empty{text-align:center;margin-top:85px;color:#929caf;line-height:1.6}.cart-line{display:grid;grid-template-columns:40px 1fr auto;gap:9px;padding:11px 0;border-bottom:1px solid var(--line)}.cart-line .icon{height:39px;border-radius:7px;background:#eef2fa;display:grid;place-items:center;font-size:20px}.cart-line strong{font-size:13px}.cart-line small{display:block;color:var(--muted);font-size:11px;margin:3px 0 7px}.quantity{display:flex;gap:8px;align-items:center}.quantity button{width:22px;height:22px;border:1px solid var(--line);border-radius:4px;background:#fff;cursor:pointer}.remove{border:0;background:none;color:#aab3c1;font-size:17px;cursor:pointer}.summary{border-top:1px solid var(--line);padding-top:14px}.summary-row,.total{display:flex;justify-content:space-between;margin:9px 0;color:#68748a}.summary-row input{width:55px;border:1px solid var(--line);border-radius:5px;padding:3px;text-align:right}.total{font-size:18px;color:var(--ink);font-weight:800;margin:15px 0}.payment-toggle{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0}.payment-toggle button{background:white;border:1px solid var(--line);padding:9px;border-radius:7px;color:#657187;font-weight:bold;cursor:pointer}.payment-toggle .selected{background:#f0f4ff;border-color:#5880e8;color:#2c5fce}.cash-field{display:flex;gap:8px;align-items:center;color:#69748b;font-size:12px;margin:12px 0}.cash-field input{width:100%;border:1px solid var(--line);border-radius:7px;padding:9px}.primary,.secondary{border:0;border-radius:8px;padding:11px 16px;font-weight:700;cursor:pointer}.primary{background:var(--blue);color:white;width:100%}.primary:disabled{background:#aab4c9;cursor:not-allowed}.secondary{background:#edf0f6;color:#566176}.dialog-box,.receipt{width:min(460px,calc(100vw - 30px));border:0;border-radius:13px;padding:24px;box-shadow:0 20px 50px #0003}.dialog-box label{display:grid;gap:6px;font-size:12px;text-transform:uppercase;font-weight:bold;color:#68748a;margin-top:13px}.dialog-box input{border:1px solid var(--line);border-radius:8px;padding:10px;font-weight:normal;text-transform:none}.dialog-title{display:flex;justify-content:space-between}.dialog-title h2{margin:0}.dialog-title p{color:var(--muted);margin:6px 0}.close{border:0;background:transparent;font-size:22px;color:#7a8496;cursor:pointer}.split{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dialog-actions{display:flex;gap:9px;justify-content:end;margin-top:20px}.dialog-actions .primary{width:auto}.receipt{text-align:center;max-width:330px}.receipt h2{font-size:16px;margin:5px}.receipt p{font-size:11px;line-height:1.5}.receipt hr{border:0;border-top:1px dashed #aaa}.receipt-line{display:flex;justify-content:space-between;text-align:left;font-size:12px;margin:7px 0}.login-page{display:grid;min-height:100vh;place-items:center;background:#f1f4fa}.login-card{width:min(390px,calc(100vw - 30px));background:white;border:1px solid var(--line);border-radius:14px;padding:30px;box-shadow:0 12px 40px #1b274212}.login-card h1{margin:28px 0 5px}.login-card>p,.login-card small{color:var(--muted);line-height:1.5}.login-card label{display:grid;gap:6px;font-size:12px;font-weight:bold;color:#657187;margin:16px 0}.login-card input{border:1px solid var(--line);border-radius:8px;padding:11px}.login-card .primary{margin:5px 0 16px}.error{background:#fff0f1;color:#b53c4a;padding:10px;border-radius:7px;margin-top:16px}#toast{display:none;position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#17233a;color:white;padding:11px 16px;border-radius:8px;z-index:9}#toast.show{display:block}@media(max-width:1000px){.app-shell{grid-template-columns:70px 1fr 350px}.store div,.sidebar span,.section-label{display:none}.store{padding:0 8px 21px}.nav-item{justify-content:center}}@media(max-width:740px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.cart{position:relative;top:0;height:auto;min-height:460px;border:0;border-top:1px solid var(--line)}.catalog{padding:22px 16px}.topbar{padding:0 16px}.logout{display:none}}@media print{body>*:not(#receiptDialog){display:none!important}dialog{position:static;border:0}.no-print{display:none}}