:root{--bg:#080b10;--s1:#0d1219;--s2:#101720;--s3:#141d28;--border:#202a37;--text:#f6f7fb;--muted:#aeb6c3;--primary:#4e55ef;--green:#64e26f}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font:14px Inter,ui-sans-serif,system-ui,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}.login{min-height:100vh;display:grid;place-items:center}.login form{width:360px;padding:34px;border:1px solid var(--border);border-radius:13px;background:var(--s1);display:grid;gap:14px}.login h1{margin:0}.login p{color:var(--muted)}.login button,.login input{padding:13px;border:1px solid #2b3747;border-radius:8px;background:var(--s2);color:#fff}.checkout button:last-child,.login button{background:var(--primary)}.logo{color:#7b83ff;font-size:27px}.error{margin:12px;padding:10px;border:1px solid #8f3341;border-radius:7px;background:#381a22;color:#ff9aa5}.app{min-height:100vh;background:radial-gradient(circle at 25% 10%,rgba(59,70,112,.08),transparent 32%),var(--bg)}.navbar{height:60px;gap:22px;padding:0 17px;border-bottom:1px solid #19222e;background:#090d13}.brand,.navbar{display:flex;align-items:center}.brand{gap:11px;min-width:190px;font-size:17px;font-weight:750}.navbar nav{display:flex;flex:1;gap:6px;overflow:auto}.navbar nav button,.navbar>button{padding:11px 14px;border:0;border-radius:7px;background:transparent;color:#bdc5d0;white-space:nowrap}.navbar nav .active{background:#1b2351;color:#9297ff}.user{display:flex;align-items:center;gap:15px}.user button{border:0;background:transparent;color:#aeb6c3}.pos-header{margin:10px 15px 5px;min-height:84px;padding:18px 25px;display:flex;align-items:center;justify-content:space-between;border:1px solid var(--border);border-radius:10px;background:linear-gradient(120deg,rgba(23,32,44,.87),rgba(12,17,24,.94))}.pos-header h1{margin:0;font-size:25px}.pos-header p{margin:7px 0 0;color:var(--muted)}.header-actions{display:flex;align-items:center;gap:18px}.header-actions button{height:43px;padding:0 15px;border:1px solid #26303d;border-radius:7px;background:#111823;color:#cbd2dc}.workspace{display:grid;grid-template-columns:178px minmax(0,1.25fr) minmax(430px,.95fr);gap:4px;margin:0 15px}.cart,.categories,.menu{min-height:calc(100vh - 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