:root{--navy:#0f1a2f;--navy2:#18263d;--yellow:#ffb800;--green:#078574;--green2:#10a894;--text:#172238;--muted:#6d7c96;--line:#dce5f1;--bg:#eef3f8;--white:#fff;--danger:#c62828}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}.topbar{height:74px;background:var(--navy);color:#fff;display:flex;align-items:center;gap:24px;padding:10px 16px;position:sticky;top:0;z-index:20;box-shadow:0 2px 12px #0016}.brand{display:flex;align-items:center;gap:12px;min-width:260px}.brand-icon{width:46px;height:46px;border-radius:13px;background:var(--yellow);color:var(--navy);display:grid;place-items:center;font-size:27px;font-weight:900}.brand small,.operator small{display:block;color:#93a4c0}.top-search{height:48px;display:flex;flex:1;background:#fff;border:2px solid var(--yellow);border-radius:14px;overflow:hidden;color:var(--text)}.top-search span{width:48px;display:grid;place-items:center}.top-search input{flex:1;border:0;outline:0;font-weight:700;padding:0 12px}.top-search button{border:0;background:var(--yellow);font-weight:800;padding:0 28px}.operator{display:flex;align-items:center;gap:10px}.online-dot{display:inline-block;width:11px;height:11px;border-radius:50%;background:#20d46b;box-shadow:0 0 0 5px #20d46b20}.shell{display:grid;grid-template-columns:250px 1fr;min-height:calc(100vh - 74px)}.sidebar{background:var(--navy2);padding:18px 14px;color:#fff;display:flex;flex-direction:column}.sidebar nav{display:grid;gap:8px}.sidebar a{color:#dce5f4;text-decoration:none;padding:14px 16px;border-radius:13px;font-weight:750;display:flex;gap:14px;align-items:center}.sidebar a span{font-size:20px}.sidebar a.active,.sidebar a:hover{background:#273a58;color:#fff}.side-footer{margin-top:auto;border:1px solid #334761;border-radius:14px;padding:12px;display:grid;gap:10px}.side-footer img{width:130px;background:#fff;border-radius:8px;padding:5px}.side-footer small{color:#9babc2}.content{padding:14px}.pos-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(410px,.95fr);gap:14px;height:calc(100vh - 102px)}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 4px 18px #1e3a5f0b}.catalog,.cart-panel{display:flex;flex-direction:column;min-height:0;padding:18px}.panel-head{display:flex;justify-content:space-between;align-items:flex-start}.panel-head small{color:#058879;font-weight:900;letter-spacing:1.2px}.panel-head h1{margin:2px 0 12px;font-size:24px}.pill,.badge{padding:8px 12px;border-radius:10px;background:#eff4fa;color:#66758d;font-size:13px;font-weight:800}.badge.success{background:#dff8eb;color:#087447}.badge.danger{background:#ffe1e1;color:#a51d1d}.badge.warning{background:#fff3d1;color:#8a6400}.count-badge{background:#edf1ff;color:#3c2fb2;border-radius:14px;padding:9px 16px;text-align:center}.count-badge b,.count-badge 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14px;font-weight:800}.cart-row{display:grid;grid-template-columns:1fr 90px 100px 35px;gap:8px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.cart-row small{display:block;color:var(--muted)}.cart-row input{width:100%;padding:8px;border:1px solid var(--line);border-radius:8px}.cart-row button{border:0;background:#fee;color:#a00;border-radius:8px;height:34px}.totals{border-top:1px solid var(--line);padding-top:12px;display:grid;gap:10px}.totals>div{display:flex;justify-content:space-between;align-items:center}.totals input{width:110px;padding:7px;border:1px solid var(--line);border-radius:8px;text-align:right}.grand{background:#f0f4f8;border-radius:12px;padding:14px}.grand b{font-size:24px;color:var(--green)}.btn{border:0;border-radius:11px;padding:11px 15px;font-weight:800;text-decoration:none;display:inline-flex;justify-content:center;align-items:center;gap:10px;cursor:pointer}.btn.primary{background:var(--yellow);color:var(--navy)}.btn.pay{background:linear-gradient(135deg,var(--green),var(--green2));color:#fff;font-size:17px}.btn.ghost{background:#26334a;color:#fff}.wide{width:100%}.modal{position:fixed;inset:0;background:#0b1220aa;display:none;place-items:center;z-index:50;padding:20px}.modal.open{display:grid}.modal-card{background:#fff;border-radius:20px;max-height:95vh;overflow:auto;position:relative;box-shadow:0 30px 80px #0005}.checkout{width:min(680px,100%);padding:28px}.modal-close{position:absolute;right:16px;top:12px;border:0;background:none;font-size:30px}.checkout-logo{width:180px}.checkout h1{font-size:32px}.checkout select,.checkout input,.checkout textarea,.form-panel input,.form-panel select,.form-panel textarea{width:100%;padding:12px;border:1px solid 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0;color:var(--muted)}.form-panel{padding:20px;margin-bottom:16px;display:none}.form-panel.open{display:block}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.span2,.form-actions{grid-column:1/-1}.table-panel{padding:18px;overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:13px;border-bottom:1px solid var(--line)}td small{display:block;color:var(--muted)}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:14px}.metric{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.metric small{color:var(--muted)}.metric strong{display:block;font-size:26px;margin-top:8px}.info{padding:24px}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f1a2f,#263d64)}.login-card{width:min(420px,92vw);background:#fff;border-radius:22px;padding:34px;box-shadow:0 30px 100px #0005}.login-logo{width:210px}.login-card h1{margin-bottom:0}.login-card p{color:var(--muted)}.login-card form{display:grid;gap:16px}.login-card label{display:grid;gap:6px;font-weight:700}.login-card input{padding:13px;border:1px solid var(--line);border-radius:11px}.login-card small{display:block;margin-top:18px;color:var(--muted)}.alert{padding:12px;border-radius:10px}.alert.danger{background:#ffe7e7;color:#a11}@media(max-width:1050px){.shell{grid-template-columns:76px 1fr}.sidebar a{font-size:0;justify-content:center}.side-footer{display:none}.brand{min-width:auto}.brand>div:last-child{display:none}.pos-grid{grid-template-columns:1fr;height:auto}.catalog,.cart-panel{min-height:650px}.top-search{min-width:0}.operator>div{display:none}}@media(max-width:650px){.topbar{height:auto;flex-wrap:wrap}.top-search{order:3;flex-basis:100%}.shell{display:block}.sidebar{position:fixed;bottom:0;left:0;right:0;z-index:30;padding:6px}.sidebar nav{display:flex;overflow:auto}.sidebar a{font-size:0;padding:10px}.content{padding-bottom:75px}.pos-grid{display:block}.cart-panel{margin-top:12px}.payment-grid,.form-grid,.metric-grid{grid-template-columns:1fr}.cart-row{grid-template-columns:1fr 70px 85px 32px}.checkout{padding:20px}}