:root{--gold:#b8924a;--gold-d:#8a6a2f;--ink:#1d1d22;--bg:#f6f4f0;--card:#fff;--line:#e6e1d8;--mut:#7a7468;--ok:#1f7a4d;--err:#b42318;--warn:#b7791f}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:14.5px}
a{color:var(--gold-d)}
.layout{display:flex;min-height:100vh}
.side{width:230px;background:var(--ink);color:#e9e5dc;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:20}
.brand{padding:18px 16px;font-weight:700;font-size:16px;border-bottom:1px solid #33333a;display:flex;gap:8px;align-items:center}
.side nav{flex:1;padding:10px 8px;overflow:auto}
.side nav a{display:flex;gap:10px;align-items:center;padding:10px 12px;color:#cfc9bb;text-decoration:none;border-radius:8px;margin-bottom:2px}
.side nav a:hover{background:#2a2a31}
.side nav a.on{background:var(--gold);color:#fff}
.me{padding:14px 16px;border-top:1px solid #33333a;font-size:13px}
.me a{color:#d8b878}.me small{color:#9d978a}
.main{margin-left:230px;flex:1;min-width:0}
.top{display:flex;align-items:center;gap:12px;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.top h1{font-size:20px;margin:0}
.burger{display:none;background:none;border:0;font-size:22px;cursor:pointer}
.content{padding:22px 24px 60px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:18px}
.card h2{margin:0 0 12px;font-size:16px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.stat .n{font-size:26px;font-weight:700;margin-top:4px}
.stat .l{color:var(--mut);font-size:13px}
.stat.warn .n{color:var(--warn)}
table{width:100%;border-collapse:collapse}
th,td{padding:9px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--mut);background:#faf8f4;white-space:nowrap}
td.r,th.r{text-align:right}
.tw{overflow-x:auto}
.btn,button.btn{display:inline-block;background:var(--gold);color:#fff;border:0;padding:9px 16px;border-radius:8px;cursor:pointer;font-size:14px;text-decoration:none}
.btn:hover{background:var(--gold-d)}
.btn.sec{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.sec:hover{background:#f3efe7}
.btn.red{background:var(--err)}
.btn.sm{padding:5px 10px;font-size:13px}
input,select,textarea{font:inherit;padding:9px 10px;border:1px solid #d9d3c7;border-radius:8px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #e7d3a8;border-color:var(--gold)}
label{display:block;font-size:12.5px;color:var(--mut);margin-bottom:4px}
.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.form .full{grid-column:1/-1}
.bar{display:flex;gap:10px;flex-wrap:wrap;align-items:end;margin-bottom:16px}
.bar>div{min-width:140px}
.bar .grow{flex:1;min-width:200px}
.flash{padding:11px 14px;border-radius:8px;margin-bottom:14px}
.f-ok{background:#e3f4ea;color:#14573a}.f-err{background:#fde8e6;color:#8f1d12}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;background:#eee;color:#444}
.b-ok{background:#e3f4ea;color:#14573a}.b-low{background:#fdf0d5;color:#8a5a00}.b-out{background:#fde8e6;color:#8f1d12}.b-mut{background:#eee;color:#666}
.mut{color:var(--mut)}
.pager{display:flex;gap:6px;margin-top:14px;flex-wrap:wrap}
.pager a,.pager span{padding:5px 11px;border:1px solid var(--line);border-radius:6px;text-decoration:none;background:#fff}
.pager span{background:var(--gold);color:#fff;border-color:var(--gold)}
.bars{display:flex;gap:10px;align-items:flex-end;height:150px;padding-top:10px}
.bars .b{flex:1;text-align:center;font-size:11px;color:var(--mut);display:flex;flex-direction:column;justify-content:flex-end;height:100%}
.bars .b i{display:block;background:linear-gradient(var(--gold),#d9bd84);border-radius:5px 5px 0 0;min-height:2px}
.bars .b em{font-style:normal;color:var(--ink);font-size:11px;margin-bottom:3px}
/* login */
.login{max-width:380px;margin:9vh auto;background:#fff;padding:28px;border-radius:14px;border:1px solid var(--line);box-shadow:0 8px 30px rgba(0,0,0,.07)}
.login h1{margin:0 0 4px;font-size:22px}
.login .row{margin-top:14px}
/* POS */
.pos{display:grid;grid-template-columns:1.1fr 1fr;gap:16px}
.res{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px;margin-top:12px;max-height:62vh;overflow:auto}
.pcard{border:1px solid var(--line);border-radius:10px;padding:10px;cursor:pointer;background:#fff}
.pcard:hover{border-color:var(--gold);background:#fffaf0}
.pcard b{display:block}.pcard small{color:var(--mut)}
.pcard .pr{margin-top:6px;font-weight:700;color:var(--gold-d)}
.pcard.out{opacity:.45;cursor:not-allowed}
.qty{display:flex;align-items:center;gap:4px}
.qty button{width:26px;height:26px;border:1px solid var(--line);background:#fff;border-radius:6px;cursor:pointer}
.qty input{width:48px;text-align:center;padding:4px}
.tot{margin-top:10px}
.tot div{display:flex;justify-content:space-between;padding:4px 0}
.tot .grand{font-size:22px;font-weight:700;border-top:2px solid var(--ink);margin-top:6px;padding-top:8px}
.x{background:none;border:0;color:var(--err);cursor:pointer;font-size:16px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
@media(max-width:900px){
  .side{transform:translateX(-100%);transition:.2s}
  .side.open{transform:none}
  .main{margin-left:0}
  .burger{display:block}
  .pos{grid-template-columns:1fr}
  .content{padding:16px 12px 50px}
}