:root{--bg:#f4f6f5;--card:#fff;--ink:#14201e;--muted:#5d6b68;--line:#dfe5e3;--brand:#0f766e;--brand-d:#0b5a54;--brand-l:#e1f3f1;--warn:#b45309;--warn-l:#fef3c7;--bad:#b91c1c;--bad-l:#fee2e2;--good:#15803d;--good-l:#dcfce7;--info:#1d4ed8;--info-l:#dbeafe;--r:10px;--sh:0 1px 2px rgba(16,32,30,.06),0 4px 14px rgba(16,32,30,.05)}
*{box-sizing:border-box}
html{font-size:16px}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
h1{font-size:1.45rem;margin:0}h2{font-size:1.05rem;margin:0 0 .6rem}h3{font-size:.95rem;margin:1.1rem 0 .5rem}
a{color:var(--brand)}small{color:var(--muted)}
.muted{color:var(--muted)}.bad-text{color:var(--bad)}.good-text{color:var(--good)}.warn-text{color:var(--warn)}
.boot{padding:3rem;text-align:center;color:var(--muted)}
.num{text-align:right;font-variant-numeric:tabular-nums}
.row{display:flex;align-items:center;flex-wrap:wrap}.row.gap{gap:.6rem;margin:.5rem 0}.row.between{justify-content:space-between;gap:.6rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}.span2{grid-column:1/-1}
.two{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* header + shell */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:.8rem;padding:.55rem 1rem;background:var(--brand-d);color:#fff}
.brand{display:flex;align-items:center;gap:.55rem;color:#fff;text-decoration:none;font-weight:650}
.logo{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#fff;color:var(--brand-d);font-weight:800}
.top-right{margin-left:auto;display:flex;align-items:center;gap:.7rem}
.who{display:flex;flex-direction:column;line-height:1.15;text-align:right}.who small{color:#b8dcd8}
.branch-name{color:#cfe8e5;font-size:.85rem}
.branch-sel{background:#0b5a54;color:#fff;border:1px solid #2c8a82;border-radius:8px;padding:.3rem .5rem}
.rate-pill{background:#e1f3f1;color:#0b5a54;border:0;border-radius:999px;padding:.4rem .85rem;font-weight:650;cursor:pointer;font-size:.9rem}
.rate-pill:hover{background:#fff}.rate-pill.stale{background:var(--warn-l);color:var(--warn)}.rate-pill.none{background:var(--bad-l);color:var(--bad)}
.menu{display:none}
.shell{display:grid;grid-template-columns:200px 1fr;min-height:calc(100vh - 52px)}
.nav{background:#fff;border-right:1px solid var(--line);padding:.8rem .6rem;display:flex;flex-direction:column;gap:2px;position:sticky;top:52px;align-self:start;height:calc(100vh - 52px)}
.nav a{display:flex;align-items:center;gap:.65rem;padding:.6rem .75rem;border-radius:8px;color:var(--ink);text-decoration:none;font-weight:500}
.nav a:hover{background:var(--bg)}.nav a.on{background:var(--brand-l);color:var(--brand-d);font-weight:650}.ni{width:1.3rem;text-align:center}
main{padding:1.2rem 1.4rem 4rem;min-width:0;max-width:1200px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem;flex-wrap:wrap}
.page-actions{display:flex;gap:.5rem;flex-wrap:wrap}

/* controls */
input,select,textarea{font:inherit;color:inherit;background:#fff;border:1px solid #c5cfcc;border-radius:8px;padding:.5rem .65rem;min-height:40px;width:100%}
input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:2px solid var(--brand);outline-offset:1px}
input[type=checkbox]{width:auto;min-height:0;accent-color:var(--brand)}
input.qty{width:76px}input.price{width:120px}input.disc{width:110px}input.why{width:100%}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;font:inherit;font-weight:600;background:#fff;color:var(--ink);border:1px solid #c5cfcc;border-radius:8px;padding:.5rem .95rem;min-height:40px;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--bg)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-d)}
.btn.danger{background:var(--bad);border-color:var(--bad);color:#fff}.btn.sm{min-height:32px;padding:.25rem .65rem;font-size:.85rem}.btn.lg{min-height:50px;font-size:1.05rem}.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.icon-btn{background:none;border:0;cursor:pointer;color:inherit;font-size:1.05rem;padding:.35rem .5rem;border-radius:6px;min-height:36px}.icon-btn:hover{background:rgba(0,0,0,.07)}
.field{margin-bottom:.8rem}.field label,label.inline{display:block;font-weight:600;font-size:.88rem;margin-bottom:.25rem}label.inline{display:inline-flex;align-items:center;gap:.4rem;margin:0}label.inline input{width:auto}
.field small{display:block;margin-top:.2rem}.field .err{color:var(--bad);min-height:0}.field.bad input,.field.bad select{border-color:var(--bad)}.req{color:var(--bad)}
.check{display:inline-flex;align-items:center;gap:.4rem;font-weight:500;margin:.2rem .8rem .2rem 0}
.filters{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-bottom:.9rem}.filters>input[type=search]{flex:1;min-width:200px;width:auto}.filters>select{width:auto}
.tabs{display:flex;gap:.25rem;border-bottom:1px solid var(--line);margin-bottom:1rem;overflow-x:auto}
.tab{background:none;border:0;border-bottom:3px solid transparent;padding:.6rem .9rem;font:inherit;font-weight:600;color:var(--muted);cursor:pointer;white-space:nowrap}.tab.on{color:var(--brand-d);border-color:var(--brand)}

/* cards, stats, tables */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem;margin-bottom:1rem;box-shadow:var(--sh)}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:.8rem;margin-bottom:1rem}.stats.small{grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}
.stat{display:flex;flex-direction:column;gap:.15rem;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.85rem 1rem;box-shadow:var(--sh);color:inherit;text-decoration:none}
.stat strong{font-size:1.4rem;font-variant-numeric:tabular-nums}.stat-l{font-size:.82rem;color:var(--muted);font-weight:600}
.stat.accent{border-color:var(--brand);background:var(--brand-l)}.stat.warn{background:var(--warn-l);border-color:#f3d28a}.stat.good{background:var(--good-l)}.stat.link:hover{border-color:var(--brand)}
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r)}.card .table-wrap{border:0}
table{border-collapse:collapse;width:100%}th,td{padding:.55rem .75rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);background:#f8faf9;white-space:nowrap}th.num,td.num{text-align:right}
tbody tr:last-child td{border-bottom:0}tr.click{cursor:pointer}tr.click:hover td{background:#f3f8f7}
.empty{padding:1.6rem;text-align:center;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:var(--r)}
.pager{display:flex;align-items:center;gap:.5rem;justify-content:flex-end;padding:.6rem 0;color:var(--muted)}
.badge{display:inline-block;padding:.12rem .55rem;border-radius:999px;font-size:.76rem;font-weight:650;background:#e8ecea;color:#40504d;margin-left:.3rem}
.badge.good{background:var(--good-l);color:var(--good)}.badge.warn{background:var(--warn-l);color:var(--warn)}.badge.bad{background:var(--bad-l);color:var(--bad)}.badge.info{background:var(--info-l);color:var(--info)}
.notice{padding:.7rem .9rem;border-radius:var(--r);margin-bottom:1rem;background:var(--info-l);color:#1e3a8a}.notice.warn{background:var(--warn-l);color:#7c3c06}.notice.good{background:var(--good-l);color:#14532d}
.chips{display:flex;flex-wrap:wrap;gap:.6rem}.chip{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:.55rem .9rem;display:flex;flex-direction:column}.chip strong{font-variant-numeric:tabular-nums}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:.25rem 1.2rem;margin:.8rem 0}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:600}
.acct-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:.8rem}
.acct{display:flex;flex-direction:column;gap:.15rem;text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:.9rem 1rem;cursor:pointer;font:inherit;box-shadow:var(--sh)}.acct:hover{border-color:var(--brand)}.acct.off{opacity:.6}
.a-type{font-size:.75rem;text-transform:uppercase;color:var(--muted);font-weight:700;letter-spacing:.03em}.a-bal{font-size:1.4rem;font-weight:700;font-variant-numeric:tabular-nums}

/* modal + toast */
.backdrop{position:fixed;inset:0;background:rgba(10,24,22,.5);display:flex;align-items:flex-start;justify-content:center;padding:4vh 1rem;overflow:auto;z-index:50}
.modal{background:#fff;border-radius:14px;width:100%;max-width:520px;box-shadow:0 20px 60px rgba(0,0,0,.3)}.modal.wide{max-width:860px}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.1rem;border-bottom:1px solid var(--line)}.modal-head h2{margin:0}
.modal-body{padding:1rem 1.1rem}.modal-foot{display:flex;gap:.5rem;justify-content:flex-end;flex-wrap:wrap;padding:.8rem 1.1rem;border-top:1px solid var(--line);background:#f8faf9;border-radius:0 0 14px 14px}
#toasts{position:fixed;bottom:1rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;gap:.5rem;z-index:80;width:min(92vw,420px)}
.toast{background:#14201e;color:#fff;padding:.7rem 1rem;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:opacity .35s}.toast.err{background:var(--bad)}.toast.out{opacity:0}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:1rem;background:linear-gradient(160deg,#0b5a54,#0f766e 60%,#14917f)}
.login-card{background:#fff;border-radius:16px;padding:2rem 1.8rem;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.login-card h1{margin:.4rem 0 .2rem}
.login-logo{width:46px;height:46px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.4rem}

/* point of sale */
.pos{display:grid;grid-template-columns:minmax(280px,380px) 1fr;gap:1rem;align-items:start}
.results{display:flex;flex-direction:column;gap:.3rem;margin-top:.5rem;max-height:46vh;overflow:auto}
.result{display:flex;justify-content:space-between;gap:.6rem;text-align:left;background:#fff;border:1px solid var(--line);border-radius:8px;padding:.55rem .7rem;font:inherit;cursor:pointer;color:inherit}.result:hover{border-color:var(--brand);background:var(--brand-l)}
.result div{display:flex;flex-direction:column}.result .r-right{text-align:right}.result.out{opacity:.55}.result.new{color:var(--brand-d);font-weight:600}.results.small{max-height:200px}
.cart-line{display:grid;grid-template-columns:1fr 76px 110px 90px 36px;gap:.5rem;align-items:center;padding:.55rem 0;border-bottom:1px solid var(--line)}
.cl-name{display:flex;flex-direction:column}.cl-total{text-align:right;font-weight:700;font-variant-numeric:tabular-nums}
.tot>div{display:flex;justify-content:space-between;padding:.2rem 0}.tot .grand{font-size:1.35rem;font-weight:800;border-top:2px solid var(--ink);margin-top:.3rem;padding-top:.5rem}
.pay-row{display:flex;gap:.5rem;margin-bottom:.5rem;flex-wrap:wrap}.pay-row>*{flex:1;min-width:110px;width:auto}.pay-row .icon-btn{flex:0 0 auto;min-width:0}
.pay-sum{margin-top:.6rem;padding:.7rem;background:var(--bg);border-radius:8px}.pay-sum>div{display:flex;justify-content:space-between}.pay-sum .owe{color:var(--bad)}.pay-sum .chg{color:var(--good);font-size:1.15rem}
.cust-sel{display:flex;justify-content:space-between;align-items:center;gap:.5rem;background:var(--brand-l);padding:.5rem .7rem;border-radius:8px}
.pos .btn.lg{margin-top:1rem}
.attr-row{display:grid;grid-template-columns:1.2fr 1fr 1.4fr auto auto 36px;gap:.5rem;align-items:center;margin-bottom:.5rem}
.conv{display:grid;grid-template-columns:1fr auto 1fr;gap:.8rem;align-items:end}.conv label{font-weight:600;font-size:.88rem}.conv input{font-size:1.3rem;margin-top:.3rem}.arrow{font-size:1.4rem;padding-bottom:.5rem;color:var(--muted)}
.po-sum{margin-top:1rem;padding:.8rem;background:var(--bg);border-radius:var(--r)}

/* receipt */
.receipt{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;max-width:340px;margin:0 auto;padding:.4rem}
.receipt .r-head{text-align:center;margin-bottom:.6rem}.receipt .r-head strong{font-size:1.1rem}.receipt .r-meta{border-top:1px dashed #888;border-bottom:1px dashed #888;padding:.4rem 0;margin:.5rem 0}
.receipt table{width:100%}.receipt td{border:0;padding:.15rem 0}.receipt .r-tot>div{display:flex;justify-content:space-between}.receipt .grand{font-weight:800;font-size:1.05rem;border-top:1px dashed #888;margin-top:.3rem;padding-top:.3rem}.receipt .owe{font-weight:800}
.receipt .r-foot{text-align:center;margin-top:.8rem;border-top:1px dashed #888;padding-top:.5rem}

@media (max-width:900px){.pos,.two{grid-template-columns:1fr}.shell{grid-template-columns:1fr}.menu{display:block;color:#fff}
  .nav{position:fixed;left:0;top:52px;bottom:0;height:auto;width:230px;transform:translateX(-100%);transition:transform .2s;z-index:30;box-shadow:var(--sh)}body.nav-open .nav{transform:none}
  .who{display:none}main{padding:1rem .9rem 4rem}.grid2{grid-template-columns:1fr}.attr-row{grid-template-columns:1fr 1fr}.cart-line{grid-template-columns:1fr 64px 90px 30px}.cl-total{display:none}}
@media (max-width:560px){.rate-pill{white-space:nowrap;font-size:.8rem;padding:.35rem .6rem}.branch-name{display:none}.top .btn.sm{padding:.2rem .5rem}.top{gap:.4rem;padding:.5rem .6rem}.brand span:last-child{display:none}.top-right{gap:.4rem}.conv{grid-template-columns:1fr}.arrow{display:none}
  .table-wrap table,.table-wrap thead,.table-wrap tbody{display:block}.table-wrap thead{display:none}.table-wrap tr{display:block;padding:.5rem .7rem;border-bottom:1px solid var(--line)}
  .table-wrap td{display:flex;justify-content:space-between;gap:1rem;border:0;padding:.18rem 0;text-align:right}.table-wrap td::before{content:attr(data-label);color:var(--muted);font-size:.78rem;font-weight:600;text-align:left}.table-wrap td[data-label=""]::before{content:none}}
@media print{body *{visibility:hidden}.print-area,.print-area *{visibility:visible}.print-area{position:absolute;left:0;top:0;max-width:80mm}.top,.nav,#toasts{display:none}}