/* NessTech Resto v1.0 — charcoal + amber, professional, no gradients */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f4f2ed; --card:#fff; --line:#e7e2d8;
  --ink:#1f1a15; --mut:#6b6259; --soft:#9a9184;
  --dark:#1c1712; --dark2:#2a231b;
  --amber:#d97706; --amber-d:#b45309; --amber-bg:#fef3e2;
  --green:#16a34a; --green-bg:#e7f8ee;
  --red:#dc2626; --red-bg:#feeef0;
  --blue:#2563eb; --blue-bg:#eff6ff;
  --r:12px; --sh:0 4px 18px rgba(31,26,21,.07);
}
body{font:14px/1.55 -apple-system,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:inherit;text-decoration:none}
h1,h2,h3{letter-spacing:-.01em}
.app{display:flex;min-height:100vh}
/* sidebar */
.sidebar{width:236px;flex:none;background:var(--dark);color:#d8d0c2;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:40}
.brand{padding:1.1rem 1rem;display:flex;gap:.7rem;align-items:center;border-bottom:1px solid rgba(255,255,255,.08)}
.brand-mark{width:40px;height:40px;border-radius:10px;background:var(--amber);display:grid;place-items:center;color:#fff;font-size:1.1rem;flex:none}
.brand b{display:block;color:#fff;font-size:.95rem;line-height:1.2}
.brand small{font-size:.62rem;letter-spacing:.12em;color:#a89c88}
.snav{padding:.7rem .6rem;flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.snav .grp{font-size:.64rem;font-weight:700;letter-spacing:.1em;color:#7a6f5e;padding:.7rem .6rem .25rem}
.snav a{display:flex;align-items:center;gap:.65rem;padding:.55rem .65rem;border-radius:8px;font-size:.87rem;font-weight:600;color:#b7ab95}
.snav a i{width:18px;text-align:center}
.snav a:hover{background:rgba(255,255,255,.06);color:#fff}
.snav a.on{background:var(--amber);color:#fff}
.side-foot{padding:.8rem;border-top:1px solid rgba(255,255,255,.08)}
.me{display:flex;gap:.6rem;align-items:center;margin-bottom:.6rem}
.avatar{width:34px;height:34px;border-radius:9px;background:#4a3f30;display:grid;place-items:center;color:#f5d9a8;font-weight:700}
.me b{display:block;font-size:.82rem;color:#fff;line-height:1.2}
.me small{font-size:.7rem;color:#a89c88}
.logout{display:flex;gap:.5rem;align-items:center;font-size:.82rem;color:#b7ab95;padding:.4rem .2rem}
.logout:hover{color:#fff}
/* main */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:.7rem 1.4rem;display:flex;align-items:center;gap:1rem;position:sticky;top:0;z-index:30}
.topbar h1{font-size:1.15rem}
.top-actions{margin-left:auto;display:flex;gap:.6rem}
.body{padding:1.4rem;max-width:1280px;width:100%;margin:0 auto}
/* cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.2rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.1rem;box-shadow:var(--sh)}
.card .t{font-size:.76rem;color:var(--mut);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.card .v{font-size:1.5rem;font-weight:800;margin:.2rem 0}
.card .s{font-size:.78rem;color:var(--soft)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);margin-bottom:1.2rem;overflow:hidden}
.panel-h{padding:.9rem 1.2rem;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:.8rem;flex-wrap:wrap}
.panel-h h3{font-size:.95rem}
.panel-b{padding:1.2rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.55rem 1.05rem;border-radius:9px;font:700 .85rem inherit;border:1px solid transparent;cursor:pointer;white-space:nowrap}
.btn-p{background:var(--amber);color:#fff}.btn-p:hover{background:var(--amber-d)}
.btn-o{background:#fff;border-color:var(--line)}.btn-o:hover{border-color:var(--amber);color:var(--amber-d)}
.btn-d{background:var(--red-bg);color:var(--red);border-color:#f3c2c2}
.btn-g{background:var(--green-bg);color:var(--green);border-color:#bfe8cd}
.btn-sm{padding:.38rem .7rem;font-size:.78rem;border-radius:7px}
/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:.86rem}
.tbl th{text-align:left;padding:.6rem .9rem;background:#faf8f4;color:var(--mut);font-size:.68rem;text-transform:uppercase;letter-spacing:.06em}
.tbl td{padding:.7rem .9rem;border-top:1px solid var(--line);vertical-align:middle}
.tbl tr:hover td{background:#fdfcfa}
.r{text-align:right}.c{text-align:center}
.badge{display:inline-block;padding:.18rem .6rem;border-radius:20px;font-size:.7rem;font-weight:700}
.b-green{background:var(--green-bg);color:var(--green)}
.b-red{background:var(--red-bg);color:var(--red)}
.b-amber{background:var(--amber-bg);color:var(--amber-d)}
.b-blue{background:var(--blue-bg);color:var(--blue)}
.b-gray{background:#f1ede4;color:var(--mut)}
/* forms */
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.fgrid .full{grid-column:1/-1}
.fgrid label{display:grid;gap:.35rem;font-weight:600;font-size:.82rem}
input,select,textarea{padding:.6rem .8rem;border:1.5px solid var(--line);border-radius:8px;font:inherit;width:100%;background:#fffdf9}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(217,119,6,.12)}
/* pos */
.pos-wrap{display:grid;grid-template-columns:1fr 340px;gap:1rem;align-items:start}
.cats{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.9rem}
.cats button{padding:.45rem .9rem;border-radius:20px;border:1.5px solid var(--line);background:#fff;font-weight:700;font-size:.82rem;cursor:pointer}
.cats button.on{background:var(--dark);color:#fff;border-color:var(--dark)}
.items{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.7rem}
.item{background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:.7rem;cursor:pointer;text-align:center;transition:all .15s}
.item:hover{border-color:var(--amber);transform:translateY(-2px)}
.item b{display:block;font-size:.85rem;margin-bottom:.2rem}
.item .pr{color:var(--amber-d);font-weight:800}
.item.off{opacity:.45;cursor:not-allowed}
.cart{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);position:sticky;top:76px}
.cart-h{padding:.8rem 1rem;border-bottom:1px solid var(--line);font-weight:800;display:flex;justify-content:space-between;align-items:center}
.cart-items{max-height:320px;overflow-y:auto}
.ci{display:flex;gap:.6rem;padding:.6rem 1rem;border-bottom:1px solid #f3efe6;font-size:.83rem;align-items:center}
.ci .nm{flex:1}.ci .nm small{display:block;color:var(--soft)}
.qty{display:flex;align-items:center;gap:.35rem}
.qty button{width:24px;height:24px;border-radius:6px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:800}
.totals{padding:.9rem 1rem;border-top:1px solid var(--line)}
.trow{display:flex;justify-content:space-between;font-size:.86rem;padding:.15rem 0}
.trow.grand{font-weight:800;font-size:1.05rem;border-top:1px dashed var(--line);margin-top:.4rem;padding-top:.5rem}
/* tables floor */
.floor{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:.8rem}
.table{background:#fff;border:2px solid var(--line);border-radius:12px;padding:1rem .5rem;text-align:center;cursor:pointer;transition:all .15s}
.table b{display:block;font-size:1rem}
.table small{color:var(--mut);font-size:.72rem}
.table.free{border-color:#bfe8cd}.table.free b{color:var(--green)}
.table.occupied{border-color:#f3c2c2;background:#fff8f8}.table.occupied b{color:var(--red)}
.table.reserved{border-color:#f5d9a8;background:#fffdf5}.table.reserved b{color:var(--amber-d)}
.table.blocked{opacity:.5}
/* kds */
.kds-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.kot{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.kot-h{padding:.7rem 1rem;font-weight:800;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}
.kot.preparing .kot-h{background:#fef3e2}.kot.pending .kot-h{background:#f1ede4}.kot.ready .kot-h{background:#e7f8ee}
.kot-it{padding:.5rem 1rem;border-bottom:1px dashed var(--line);font-size:.87rem;display:flex;justify-content:space-between;gap:.5rem}
.kot-f{padding:.7rem 1rem;display:flex;gap:.5rem}
/* misc */
.alert{border-radius:10px;padding:.75rem 1rem;margin-bottom:1rem;font-size:.88rem;font-weight:600;display:flex;gap:.5rem;align-items:center}
.alert.ok{background:var(--green-bg);color:#15803d;border:1px solid #bfe8cd}
.alert.err{background:var(--red-bg);color:#b91c1c;border:1px solid #f3c2c2}
.empty{text-align:center;padding:2.5rem;color:var(--mut)}
.toolbar{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.only-mobile{display:none}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:100;padding:1rem}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:14px;max-width:520px;width:100%;max-height:90vh;overflow-y:auto}
.modal-h{padding:1rem 1.2rem;border-bottom:1px solid var(--line);font-weight:800;display:flex;justify-content:space-between;align-items:center}
.modal-b{padding:1.2rem}
@media(max-width:1024px){.cards{grid-template-columns:repeat(2,1fr)}.pos-wrap{grid-template-columns:1fr}.cart{position:static}}
@media(max-width:768px){
  .sidebar{position:fixed;left:-240px;transition:left .25s}
  .sidebar.open{left:0}
  .only-mobile{display:grid}
  .fgrid,.grid2{grid-template-columns:1fr}
  .body{padding:.9rem}
}
@media print{.sidebar,.topbar,.no-print{display:none!important}.body{padding:0}.app{display:block}}