:root{--brown:#4A2414;--brown2:#75452B;--cream:#F8F3E9;--surface:#FFFDF8;--green:#668A38;--yellow:#E5B83F;--ink:#34251D;--muted:#85776A;--line:#E9DFD0;--red:#A83222}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:15px/1.45 system-ui,-apple-system,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.loading{padding:3rem;text-align:center;color:var(--brown)}.shell{max-width:1100px;margin:auto;min-height:100vh}.top{background:var(--brown);color:#fff;padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:flex;align-items:center;gap:10px;font-weight:800}.brand img{width:42px;height:42px;object-fit:cover;border-radius:10px;background:var(--cream)}.top small{display:block;color:#eadbc4;font-weight:400}.top button{background:#fff;color:var(--brown);border:0;border-radius:10px;padding:9px 12px}.layout{display:grid;grid-template-columns:220px 1fr;gap:16px;padding:16px}.nav{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px;height:max-content;position:sticky;top:12px}.nav button{width:100%;text-align:left;border:0;background:transparent;padding:12px;border-radius:10px;color:var(--ink);font-weight:650}.nav button.active,.nav button:hover{background:#efe5d6;color:var(--brown)}main{min-width:0}.page-title{margin:4px 0 14px;font-size:24px;color:var(--brown)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:15px;box-shadow:0 2px 8px #4a24140a}.metric small{color:var(--muted)}.metric strong{display:block;font-size:22px;color:var(--brown);margin-top:5px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}.form{display:grid;gap:10px;max-width:560px}.field{display:grid;gap:5px}.field label{font-weight:650;font-size:13px;color:var(--brown)}input,select,textarea{width:100%;padding:11px 12px;border:1px solid #d8cbb9;border-radius:10px;background:#fff;color:var(--ink);outline-color:var(--green)}.btn{border:0;border-radius:10px;padding:11px 15px;background:var(--brown);color:white;font-weight:700}.btn.green{background:var(--green)}.btn.light{background:#efe5d6;color:var(--brown)}.btn.red{background:var(--red)}.btn:disabled{opacity:.5}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:500px}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line)}th{font-size:12px;color:var(--muted);text-transform:uppercase}.login{max-width:430px;margin:5vh auto;padding:20px}.login .logo{width:170px;height:150px;object-fit:contain;display:block;margin:0 auto 10px;border-radius:14px}.login h1{text-align:center;color:var(--brown);font-size:24px}.hint{color:var(--muted);font-size:13px}.search{font-size:18px;padding:14px}.results{display:grid;gap:8px;margin-top:10px}.product{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--line);padding:12px;border-radius:12px;gap:10px}.product strong{display:block}.product small{color:var(--muted)}.qty{display:flex;gap:8px;align-items:center}.qty button{border:0;border-radius:8px;background:#efe5d6;padding:6px 11px;color:var(--brown);font-weight:800}.notice{padding:12px;border-radius:10px;background:#f4eddb;color:#6a4a18;margin:10px 0}.ok{background:#eaf1e2;color:#365c22}.danger{background:#f7e7e3;color:#8d291d}.total{font-size:24px;font-weight:800;color:var(--brown)}.bottom{display:none}.hidden{display:none!important}.badge{font-size:12px;background:#eaf1e2;color:#365c22;padding:4px 8px;border-radius:99px}.receipt-logo{width:100px}.login-card{background:var(--surface);padding:24px;border-radius:18px;border:1px solid var(--line)}@media(max-width:760px){.layout{display:block;padding:10px}.nav{position:static;display:flex;overflow:auto;margin-bottom:12px;gap:4px}.nav button{white-space:nowrap;width:auto;padding:9px 12px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-title{font-size:21px}.top{padding:10px 12px}.top .brand img{width:36px;height:36px}.metric strong{font-size:19px}.login{margin:2vh auto}.bottom{display:block}}@media print{.top,.nav,.no-print{display:none!important}.layout{display:block;padding:0}.card{box-shadow:none}}