:root{
  --bg:#f4f2ec; --panel:#ffffff; --ink:#1f2a22; --muted:#6b736c; --line:#e3e0d6;
  --brand:#2f6b3a; --brand-2:#e8f1e6; --accent:#c8862a; --accent-2:#fbf1e2;
  --red:#b3372f; --red-2:#fbe9e7; --blue:#2c5b8a; --blue-2:#e7eff8;
  --radius:10px; --shadow:0 1px 2px rgba(30,40,30,.06),0 4px 14px rgba(30,40,30,.05);
  --side:236px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.5 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif}
a{color:var(--brand)}
h1,h2,h3{line-height:1.25;margin:0 0 .6rem}
h1{font-size:1.45rem} h2{font-size:1.15rem} h3{font-size:1rem}
code{background:#eee;padding:1px 5px;border-radius:4px}

/* ---- Topbar & sidebar ---- */
.topbar{position:fixed;inset:0 0 auto 0;height:54px;background:var(--brand);color:#fff;display:flex;align-items:center;gap:12px;padding:0 16px;z-index:30}
.topbar .brand{font-weight:700;letter-spacing:.2px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar a{color:#fff}
.who{font-size:.88rem;white-space:nowrap}
.role{background:rgba(255,255,255,.18);border-radius:20px;padding:2px 8px;font-size:.75rem;margin-right:4px}
.menu-btn{display:none;background:none;border:0;color:#fff;font-size:1.4rem;cursor:pointer}
.sidebar{position:fixed;top:54px;bottom:0;left:0;width:var(--side);background:var(--panel);border-right:1px solid var(--line);overflow:auto;padding:8px 0 30px;z-index:25}
.sidebar a{display:flex;align-items:center;gap:10px;padding:8px 18px;color:var(--ink);text-decoration:none;font-size:.93rem}
.sidebar a:hover{background:var(--bg)}
.sidebar a.active{background:var(--brand-2);color:var(--brand);font-weight:600;box-shadow:inset 3px 0 0 var(--brand)}
.sidebar .ico{width:18px;text-align:center;opacity:.7}
.nav-group{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:14px 18px 4px}
.nav-scrim{display:none}
.main{margin-left:var(--side);padding:74px 22px 40px;max-width:1400px}
.main-full{padding:20px}

/* ---- Cards, grid ---- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:18px}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}
.kpi .l{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.kpi .v{font-size:1.35rem;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.kpi .s{font-size:.8rem;color:var(--muted)}
.kpi.good .v{color:var(--brand)} .kpi.bad .v{color:var(--red)} .kpi.warn .v{color:var(--accent)}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.page-head h1{margin:0}
.muted{color:var(--muted)} .right{text-align:right} .nowrap{white-space:nowrap}
.pos-amt{color:var(--brand)} .neg-amt{color:var(--red)}

/* ---- Forms ---- */
label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:10px}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:9px 10px;border:1px solid #d3cfc3;border-radius:8px;font:inherit;color:var(--ink);background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #9cc5a3;border-color:var(--brand)}
input[type=checkbox]{display:inline;width:auto;margin:0 6px 0 0}
.check{display:flex;align-items:center;color:var(--ink)}
.form-row{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;padding:9px 16px;border-radius:8px;border:1px solid #cfcabd;background:#fff;color:var(--ink);font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--bg)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:#255a2f}
.btn.warn{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.danger{background:#fff;border-color:#e2b5b0;color:var(--red)}
.btn.sm{padding:4px 10px;font-size:.82rem}
.btn.block{width:100%}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---- Tables ---- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:#faf9f5;white-space:nowrap}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr.void td{color:#aaa;text-decoration:line-through}
tfoot td{font-weight:700;background:#faf9f5}
td.empty{text-align:center;color:var(--muted);padding:26px}

/* ---- Badges & alerts ---- */
.badge{display:inline-block;padding:1px 8px;border-radius:20px;font-size:.75rem;font-weight:600;background:var(--bg);color:var(--muted);white-space:nowrap}
.badge.ok{background:var(--brand-2);color:var(--brand)} .badge.bad{background:var(--red-2);color:var(--red)}
.badge.warn{background:var(--accent-2);color:#94600f} .badge.info{background:var(--blue-2);color:var(--blue)}
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.alert.ok{background:var(--brand-2);border-color:#bcd8bf;color:#1f4d28}
.alert.err{background:var(--red-2);border-color:#efc2bd;color:#7e231c}
.alert.warn{background:var(--accent-2);border-color:#efd3a8;color:#7a4f0b}
.alert.info{background:var(--blue-2);border-color:#c3d6ea;color:#1f4366}
.alert-list{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.alert-tile{border-radius:10px;padding:12px 14px;border:1px solid;text-decoration:none;color:inherit;display:block}
.alert-tile b{font-size:1.4rem;display:block}
.alert-tile.bad{background:var(--red-2);border-color:#efc2bd;color:#7e231c}
.alert-tile.warn{background:var(--accent-2);border-color:#efd3a8;color:#7a4f0b}
.alert-tile.info{background:var(--blue-2);border-color:#c3d6ea;color:#1f4366}
.alert-tile.ok{background:var(--brand-2);border-color:#bcd8bf;color:#1f4d28}

/* ---- Modal popup alerts ---- */
.modal{position:fixed;inset:0;background:rgba(20,30,22,.45);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}
.modal .box{background:#fff;border-radius:12px;max-width:560px;width:100%;max-height:85vh;overflow:auto;padding:20px;box-shadow:0 20px 50px rgba(0,0,0,.25)}

/* ---- Filters ---- */
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:16px}
.filters label{margin:0;min-width:140px}
.chips{display:flex;flex-wrap:wrap;gap:6px;width:100%}
.chip{padding:4px 11px;border-radius:20px;border:1px solid var(--line);background:#fff;text-decoration:none;color:var(--ink);font-size:.82rem}
.chip.active,.chip:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:14px;flex-wrap:wrap}
.tabs a{padding:8px 14px;text-decoration:none;color:var(--muted);border-bottom:2px solid transparent;font-weight:600;font-size:.9rem}
.tabs a.active{color:var(--brand);border-color:var(--brand)}

/* ---- POS ---- */
.pos{display:grid;grid-template-columns:1fr 380px;gap:18px;align-items:start}
.pos-search{position:relative}
.results{position:absolute;left:0;right:0;top:100%;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);z-index:20;max-height:320px;overflow:auto}
.results div{padding:9px 12px;cursor:pointer;border-bottom:1px solid #f0eee8;display:flex;justify-content:space-between;gap:8px}
.results div:hover,.results div.hl{background:var(--brand-2)}
.cart td input{padding:5px 6px;margin:0;min-width:70px}
.cart td select{padding:5px 6px;margin:0}
.total-box{font-size:1.8rem;font-weight:800;color:var(--brand);text-align:right;font-variant-numeric:tabular-nums}
.bar{height:8px;border-radius:5px;background:var(--brand-2);overflow:hidden}
.bar span{display:block;height:100%;background:var(--brand)}

/* ---- Login ---- */
.login-wrap{min-height:90vh;display:flex;align-items:center;justify-content:center}
.login{width:100%;max-width:380px}
.login-mark{width:48px;height:48px;border-radius:12px;background:var(--brand);color:#fff;font-size:1.5rem;display:flex;align-items:center;justify-content:center;margin-bottom:12px}

/* ---- Receipt ---- */
.receipt{max-width:360px;margin:auto;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem}
.receipt table td,.receipt table th{padding:3px 2px;border:0}
.receipt hr{border:0;border-top:1px dashed #999}

@media (max-width:1000px){
  .pos{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3{grid-template-columns:1fr}
}
@media (max-width:760px){
  .menu-btn{display:block}
  .who{font-size:.78rem}
  .sidebar{transform:translateX(-100%);transition:transform .2s}
  body.nav-open .sidebar{transform:none}
  body.nav-open .nav-scrim{display:block;position:fixed;inset:54px 0 0 0;background:rgba(0,0,0,.3);z-index:20}
  .main{margin-left:0;padding:70px 16px 40px}
  .g2,.g4{grid-template-columns:1fr 1fr}
  .kpi .v{font-size:1.1rem}
}
@media print{
  .topbar,.sidebar,.filters,.btn,.no-print,.tabs{display:none!important}
  .main{margin:0;padding:0}
  .card{box-shadow:none;border:0}
  body{background:#fff}
}