/* ==========================================================================
   POS Manager — মূল স্টাইলশিট
   এক ফাইলেই সব: রঙ, লেআউট, ফরম, টেবিল, POS স্ক্রিন ও প্রিন্ট।
   বাইরের কোনো CSS লাইব্রেরি লাগে না — দোকানে ইন্টারনেট না থাকলেও ঠিক দেখায়।
   ========================================================================== */

/* ---------- রঙ ও মাপ ---------- */
:root{
  --bg:#f4f6f8;        --card:#ffffff;      --card2:#fbfcfd;
  --ink:#16202b;       --ink2:#4b5a68;      --ink3:#7c8b99;
  --line:#e3e8ee;      --line2:#eef2f6;
  --brand:#0f766e;     --brand2:#0d9488;    --brand-soft:#e6f5f3;
  --ok:#16a34a;        --ok-soft:#e8f7ee;
  --warn:#d97706;      --warn-soft:#fdf3e3;
  --bad:#dc2626;       --bad-soft:#fdeceb;
  --info:#2563eb;      --info-soft:#e8f0fe;
  --shadow:0 1px 2px rgba(16,24,40,.05), 0 6px 20px rgba(16,24,40,.06);
  --shadow-lg:0 10px 40px rgba(16,24,40,.14);
  --r:14px;  --r-sm:10px;  --r-xs:7px;
  --side-w:250px;  --top-h:62px;
  --font:'Hind Siliguri','Noto Sans Bengali',system-ui,'Segoe UI',Roboto,sans-serif;
}
html[data-theme="dark"]{
  --bg:#0e1418;        --card:#161f26;      --card2:#1b262e;
  --ink:#e7edf2;       --ink2:#a7b5c1;      --ink3:#7b8b98;
  --line:#26333d;      --line2:#1f2b34;
  --brand:#2dd4bf;     --brand2:#14b8a6;    --brand-soft:#12312e;
  --ok-soft:#122a1c;   --warn-soft:#2e2312; --bad-soft:#2e1717;  --info-soft:#15243f;
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.35);
  --shadow-lg:0 12px 44px rgba(0,0,0,.55);
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font); font-size:15px; line-height:1.75;
  background:var(--bg); color:var(--ink);
  -webkit-text-size-adjust:100%; -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .5rem;line-height:1.4;font-weight:600}
h1{font-size:1.25rem} h2{font-size:1.1rem} h3{font-size:1rem}
p{margin:0 0 .7rem}
small{font-size:.82em}
hr{border:0;border-top:1px solid var(--line);margin:1rem 0}
img{max-width:100%}
.ic{width:19px;height:19px;flex:none}

.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:8px 14px;z-index:999}
.skip:focus{left:8px;top:8px}

/* ==================== খোলস ==================== */
.shell{display:flex;min-height:100vh}

/* ---------- সাইডবার ---------- */
.side{
  width:var(--side-w); flex:none; background:var(--card); border-inline-end:1px solid var(--line);
  display:flex; flex-direction:column; position:sticky; top:0; height:100vh; z-index:60;
}
.side-head{display:flex;align-items:center;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line2)}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none;min-width:0;flex:1}
.brand:hover{text-decoration:none}
.brand img{width:36px;height:36px;border-radius:9px;object-fit:cover}
.brand-mark{width:36px;height:36px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;flex:none}
.brand-mark .ic{width:21px;height:21px}
.brand-txt{min-width:0;display:flex;flex-direction:column;line-height:1.35}
.brand-txt b{font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-txt small{color:var(--ink3);font-size:.75rem}
.side-close{display:none}

.side-nav{flex:1;overflow-y:auto;padding:8px 10px 14px}
.side-nav::-webkit-scrollbar{width:6px}
.side-nav::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.nav-group{padding:12px 10px 4px;font-size:.72rem;letter-spacing:.04em;color:var(--ink3);font-weight:600;text-transform:uppercase}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:8px 11px;border-radius:var(--r-sm);
  color:var(--ink2);font-size:.9rem;font-weight:500;margin-bottom:2px;
}
.nav-item:hover{background:var(--line2);color:var(--ink);text-decoration:none}
.nav-item.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-item.on .ic{color:var(--brand)}
.nav-item.danger:hover{background:var(--bad-soft);color:var(--bad)}
.side-foot{padding:8px 10px 12px;border-top:1px solid var(--line2)}
.ver{text-align:center;color:var(--ink3);font-size:.72rem;padding-top:6px}
.side-scrim{display:none}

/* ---------- মূল কলাম ---------- */
.main{flex:1;min-width:0;display:flex;flex-direction:column}

.top{
  position:sticky;top:0;z-index:50;height:var(--top-h);display:flex;align-items:center;gap:10px;
  padding:0 16px;background:color-mix(in srgb,var(--card) 88%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.top-title{flex:1;min-width:0}
.top-title h1{margin:0;font-size:1.05rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-right{display:flex;align-items:center;gap:8px}

.icon-btn{
  width:38px;height:38px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--card);
  color:var(--ink2);display:grid;place-items:center;cursor:pointer;position:relative;flex:none;
}
.icon-btn:hover{background:var(--line2);color:var(--ink)}
.bell-wrap{position:relative}
.dot{
  position:absolute;top:-5px;inset-inline-end:-5px;min-width:18px;height:18px;padding:0 4px;
  background:var(--bad);color:#fff;border-radius:9px;font-size:.65rem;font-style:normal;
  display:grid;place-items:center;font-weight:600;
}
.branch-pick select{
  height:38px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
  color:var(--ink);padding:0 10px;font-family:inherit;font-size:.85rem;max-width:170px;
}
.who{display:flex;align-items:center;gap:8px;color:inherit;padding:3px 8px 3px 3px;border-radius:999px}
.who:hover{background:var(--line2);text-decoration:none}
.who img,.who-mark{width:32px;height:32px;border-radius:50%;object-fit:cover;flex:none}
.who-mark{background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:600}
.who-txt{display:flex;flex-direction:column;line-height:1.25}
.who-txt b{font-size:.85rem}
.who-txt small{color:var(--ink3);font-size:.72rem}

.content{flex:1;padding:18px;max-width:1500px;width:100%;margin:0 auto}
.foot{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:14px 18px;color:var(--ink3);font-size:.8rem;border-top:1px solid var(--line);
}

/* ==================== সাধারণ উপাদান ==================== */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:16px}
.card-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:13px 16px;border-bottom:1px solid var(--line2)}
.card-head h2,.card-head h3{margin:0;font-size:.98rem}
.card-head .sp{flex:1}
.card-body{padding:16px}
.card-body.tight{padding:0}
.card-foot{padding:12px 16px;border-top:1px solid var(--line2);background:var(--card2);border-radius:0 0 var(--r) var(--r)}

.page-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.page-head .sp{flex:1}
.page-head h2{margin:0}
.sub{color:var(--ink3);font-size:.85rem}

.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}
.g-auto{grid-template-columns:repeat(auto-fill,minmax(215px,1fr))}
.span2{grid-column:span 2}

/* ---------- বোতাম ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:38px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-family:inherit;font-size:.88rem;font-weight:500;
  cursor:pointer;white-space:nowrap;transition:.15s;
}
.btn:hover{background:var(--line2);text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn .ic{width:17px;height:17px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand2);border-color:var(--brand2)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.ok:hover{filter:brightness(1.08)}
.btn.danger{background:var(--bad);border-color:var(--bad);color:#fff}
.btn.danger:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent}
.btn.sm{height:31px;padding:0 10px;font-size:.8rem;border-radius:var(--r-xs)}
.btn.sm .ic{width:15px;height:15px}
.btn.lg{height:46px;padding:0 22px;font-size:1rem}
.btn.block{width:100%}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- ফরম ---------- */
.field{margin-bottom:13px}
.field > label,.lbl-t{display:block;font-size:.83rem;font-weight:600;color:var(--ink2);margin-bottom:5px}
.req::after{content:' *';color:var(--bad)}
input[type=text],input[type=number],input[type=date],input[type=time],input[type=email],
input[type=password],input[type=tel],input[type=search],input[type=file],select,textarea{
  width:100%;min-height:40px;padding:8px 11px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--ink);font-family:inherit;font-size:.92rem;
}
textarea{min-height:78px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
input:disabled,select:disabled,input[readonly]{background:var(--line2);color:var(--ink3)}
select{cursor:pointer}
.hint{display:block;color:var(--ink3);font-size:.78rem;margin-top:4px}
.check{display:flex;align-items:flex-start;gap:8px;cursor:pointer;font-size:.88rem;padding:4px 0}
.check input{width:17px;height:17px;min-height:0;margin-top:4px;flex:none;accent-color:var(--brand)}
.money-in{text-align:end;font-variant-numeric:tabular-nums;font-weight:600}

.filters{display:flex;gap:9px;flex-wrap:wrap;align-items:flex-end}
.filters .field{margin:0;min-width:135px}
.filters .grow{flex:1;min-width:190px}

.seg{display:inline-flex;background:var(--line2);border-radius:var(--r-sm);padding:3px;gap:2px;flex-wrap:wrap}
.seg a,.seg button{
  padding:5px 12px;border-radius:var(--r-xs);font-size:.84rem;color:var(--ink2);
  border:0;background:transparent;cursor:pointer;font-family:inherit;
}
.seg a:hover,.seg button:hover{text-decoration:none;color:var(--ink)}
.seg .on{background:var(--card);color:var(--brand);font-weight:600;box-shadow:var(--shadow)}

/* ---------- টেবিল ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.tbl{width:100%;border-collapse:collapse;font-size:.88rem;min-width:520px}
table.tbl th,table.tbl td{padding:9px 12px;text-align:start;border-bottom:1px solid var(--line2);vertical-align:middle}
table.tbl thead th{
  background:var(--card2);color:var(--ink2);font-weight:600;font-size:.79rem;
  text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;position:sticky;top:0;z-index:1;
}
table.tbl tbody tr:hover{background:var(--card2)}
table.tbl tfoot td{background:var(--card2);font-weight:600;border-top:2px solid var(--line)}
.num{text-align:end;font-variant-numeric:tabular-nums;white-space:nowrap}
.mid{text-align:center}
.nowrap{white-space:nowrap}
td.empty{text-align:center;color:var(--ink3);padding:34px 12px}
.tbl .actions{display:flex;gap:5px;justify-content:flex-end}
.tbl-mini th,.tbl-mini td{padding:6px 9px;font-size:.83rem}

/* ---------- ব্যাজ ও পরিসংখ্যান ---------- */
.badge{
  display:inline-block;padding:2px 9px;border-radius:999px;font-size:.75rem;font-weight:600;
  background:var(--line2);color:var(--ink2);white-space:nowrap;
}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.bad{background:var(--bad-soft);color:var(--bad)}
.badge.info{background:var(--info-soft);color:var(--info)}
.badge.mute{background:var(--line2);color:var(--ink3)}

.stat{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:14px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden;color:inherit;
}
.stat.go:hover{text-decoration:none;border-color:var(--brand);transform:translateY(-1px);transition:.15s}
.stat .stat-ic{
  position:absolute;inset-inline-end:12px;top:12px;width:34px;height:34px;border-radius:9px;
  background:var(--line2);color:var(--ink3);display:grid;place-items:center;
}
.stat .lbl{display:block;color:var(--ink3);font-size:.8rem;font-weight:500;padding-inline-end:40px}
.stat .val{font-size:1.4rem;font-weight:700;line-height:1.35;margin-top:2px}
.stat .sub{color:var(--ink3);font-size:.76rem}
.stat.ok .val{color:var(--ok)}   .stat.ok .stat-ic{background:var(--ok-soft);color:var(--ok)}
.stat.warn .val{color:var(--warn)} .stat.warn .stat-ic{background:var(--warn-soft);color:var(--warn)}
.stat.bad .val{color:var(--bad)} .stat.bad .stat-ic{background:var(--bad-soft);color:var(--bad)}
.stat.brand .val{color:var(--brand)} .stat.brand .stat-ic{background:var(--brand-soft);color:var(--brand)}

/* ---------- বার্তা ---------- */
.alert{
  display:flex;gap:10px;align-items:flex-start;padding:11px 14px;border-radius:var(--r-sm);
  margin-bottom:12px;font-size:.89rem;border:1px solid transparent;
}
.alert .ic{margin-top:3px}
.alert .x{margin-inline-start:auto;background:none;border:0;font-size:1.2rem;color:inherit;opacity:.6;cursor:pointer;line-height:1}
.alert.ok{background:var(--ok-soft);color:var(--ok);border-color:color-mix(in srgb,var(--ok) 25%,transparent)}
.alert.error{background:var(--bad-soft);color:var(--bad);border-color:color-mix(in srgb,var(--bad) 25%,transparent)}
.alert.warn{background:var(--warn-soft);color:var(--warn);border-color:color-mix(in srgb,var(--warn) 25%,transparent)}
.alert.info{background:var(--info-soft);color:var(--info);border-color:color-mix(in srgb,var(--info) 25%,transparent)}

.empty-box{text-align:center;padding:46px 20px;color:var(--ink3)}
.empty-box .ic{width:42px;height:42px;opacity:.4;margin-bottom:8px}

/* ---------- পৃষ্ঠা বিভাজন ---------- */
.pager{display:flex;gap:5px;flex-wrap:wrap;justify-content:center;padding:14px}
.pager a,.pager span{
  min-width:34px;height:34px;padding:0 9px;display:grid;place-items:center;border-radius:var(--r-xs);
  border:1px solid var(--line);color:var(--ink2);font-size:.85rem;
}
.pager a:hover{background:var(--line2);text-decoration:none}
.pager a.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.pager span{border:0;color:var(--ink3)}

/* ---------- মোডাল ---------- */
.modal{
  position:fixed;inset:0;background:rgba(8,15,22,.55);z-index:200;
  display:none;align-items:center;justify-content:center;padding:16px;
}
.modal.open{display:flex}
.modal-box{
  background:var(--card);border-radius:var(--r);box-shadow:var(--shadow-lg);
  width:100%;max-width:520px;max-height:92vh;overflow:auto;
}
.modal-box.wide{max-width:840px}
.modal-head{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line2)}
.modal-head h3{margin:0;flex:1}
.modal-body{padding:16px}
.modal-foot{padding:12px 16px;border-top:1px solid var(--line2);display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}

/* ---------- বিবিধ ---------- */
.kv{display:grid;grid-template-columns:auto 1fr;gap:5px 14px;font-size:.9rem}
.kv dt{color:var(--ink3)}
.kv dd{margin:0;font-weight:500;text-align:end}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{background:var(--line2);border-radius:999px;padding:3px 11px;font-size:.78rem;color:var(--ink2)}
.thumb{width:40px;height:40px;border-radius:8px;object-fit:cover;background:var(--line2);flex:none}
.thumb-lg{width:110px;height:110px;border-radius:12px;object-fit:cover;background:var(--line2)}
.avatar-sm{width:26px;height:26px;border-radius:50%;object-fit:cover}
.muted{color:var(--ink3)}
.strong{font-weight:600}
.txt-ok{color:var(--ok)} .txt-bad{color:var(--bad)} .txt-warn{color:var(--warn)} .txt-brand{color:var(--brand)}
.mb0{margin-bottom:0} .mt1{margin-top:12px} .mt2{margin-top:20px}
.flex{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.flex-between{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.only-mobile{display:none}
.barcode{max-width:230px;height:auto}

/* মিনি গ্রাফ */
.chart{width:100%;height:230px;display:block}
.chart-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--ink2);padding:8px 4px 0}
.chart-legend i{width:11px;height:11px;border-radius:3px;display:inline-block;margin-inline-end:5px}
.bar-row{display:flex;align-items:center;gap:9px;margin-bottom:7px;font-size:.85rem}
.bar-row .nm{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{width:110px;height:7px;background:var(--line2);border-radius:4px;overflow:hidden;flex:none}
.bar-fill{height:100%;background:var(--brand);border-radius:4px}

/* ==================== POS স্ক্রিন ==================== */
.pos{display:flex;flex-direction:column;height:100vh;height:100dvh;background:var(--bg);overflow:hidden}
.pos-top{
  display:flex;align-items:center;gap:9px;padding:8px 12px;background:var(--card);
  border-bottom:1px solid var(--line);flex:none;
}
.pos-top .brand-mini{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.92rem}
.pos-top .sp{flex:1}
.pos-body{flex:1;display:flex;min-height:0}
.pos-left{flex:1;min-width:0;display:flex;flex-direction:column;padding:10px;gap:9px}
.pos-right{
  width:420px;flex:none;background:var(--card);border-inline-start:1px solid var(--line);
  display:flex;flex-direction:column;min-height:0;
}

.pos-search{display:flex;gap:8px;flex:none}
.pos-search input{height:44px;font-size:1rem}
.pos-cats{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;flex:none}
.pos-cats button{
  border:1px solid var(--line);background:var(--card);color:var(--ink2);border-radius:999px;
  padding:5px 14px;font-size:.83rem;white-space:nowrap;cursor:pointer;font-family:inherit;
}
.pos-cats button.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}

.pos-grid{
  flex:1;overflow-y:auto;display:grid;gap:9px;align-content:start;
  grid-template-columns:repeat(auto-fill,minmax(138px,1fr));padding-bottom:8px;
}
.pcard{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:9px;
  cursor:pointer;text-align:start;font-family:inherit;color:inherit;display:flex;flex-direction:column;gap:5px;
  transition:.12s;position:relative;
}
.pcard:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-1px)}
.pcard:disabled{opacity:.5;cursor:not-allowed}
.pcard .pimg{
  width:100%;aspect-ratio:1.35;border-radius:var(--r-xs);object-fit:cover;background:var(--line2);
  display:grid;place-items:center;color:var(--ink3);font-size:1.4rem;font-weight:700;
}
.pcard .pn{font-size:.83rem;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.3em}
.pcard .pp{font-size:.92rem;font-weight:700;color:var(--brand)}
.pcard .ps{font-size:.72rem;color:var(--ink3)}
.pcard .ps.low{color:var(--warn)} .pcard .ps.out{color:var(--bad)}

.cart-head{padding:9px 12px;border-bottom:1px solid var(--line2);display:flex;gap:8px;align-items:center}
.cart-items{flex:1;overflow-y:auto;min-height:60px}
.citem{display:grid;grid-template-columns:1fr auto;gap:2px 8px;padding:9px 12px;border-bottom:1px solid var(--line2)}
.citem .cn{font-size:.87rem;font-weight:600;line-height:1.35}
.citem .cmeta{font-size:.75rem;color:var(--ink3)}
.citem .ct{font-weight:700;font-variant-numeric:tabular-nums;text-align:end}
.citem .crow{grid-column:1/-1;display:flex;align-items:center;gap:6px;margin-top:4px;flex-wrap:wrap}
.qty-btn{
  width:28px;height:28px;border:1px solid var(--line);background:var(--card);border-radius:var(--r-xs);
  cursor:pointer;display:grid;place-items:center;color:var(--ink2);font-size:1rem;line-height:1;flex:none;
}
.qty-btn:hover{background:var(--line2)}
.citem input.q{width:56px;height:28px;min-height:0;text-align:center;padding:2px;font-size:.85rem}
.citem input.pr{width:82px;height:28px;min-height:0;text-align:end;padding:2px 6px;font-size:.85rem}
.citem input.dc{width:70px;height:28px;min-height:0;text-align:end;padding:2px 6px;font-size:.85rem}
.citem .rm{margin-inline-start:auto;color:var(--bad);background:none;border:0;cursor:pointer;padding:3px}

.cart-sum{border-top:1px solid var(--line);padding:10px 12px;background:var(--card2);flex:none}
.sum-row{display:flex;justify-content:space-between;font-size:.87rem;padding:2px 0}
.sum-row.total{font-size:1.15rem;font-weight:700;border-top:1px dashed var(--line);margin-top:6px;padding-top:8px}
.sum-row.total .v{color:var(--brand)}
.sum-row .v{font-variant-numeric:tabular-nums;font-weight:600}
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:8px 0}
.pay-grid button{
  border:1px solid var(--line);background:var(--card);border-radius:var(--r-xs);padding:7px 3px;
  font-size:.78rem;cursor:pointer;font-family:inherit;color:var(--ink2);
}
.pay-grid button.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.quick-cash{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:7px}
.quick-cash button{
  border:1px solid var(--line);background:var(--card);border-radius:var(--r-xs);padding:4px 10px;
  font-size:.78rem;cursor:pointer;font-family:inherit;color:var(--ink2);
}
.quick-cash button:hover{background:var(--brand-soft);color:var(--brand)}
.cart-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:0 12px 12px}
.cart-actions .wide{grid-column:1/-1}

.pos-cust{display:flex;gap:6px;align-items:center;padding:8px 12px;border-bottom:1px solid var(--line2)}
.pos-cust select{height:34px;min-height:0;font-size:.85rem}
.hold-list{max-height:340px;overflow:auto}
.hold-item{display:flex;gap:10px;align-items:center;padding:9px 12px;border-bottom:1px solid var(--line2)}
.hold-item .sp{flex:1;min-width:0}

.keyhelp{display:flex;gap:12px;flex-wrap:wrap;font-size:.74rem;color:var(--ink3);padding:6px 12px}
.keyhelp kbd{
  background:var(--line2);border:1px solid var(--line);border-radius:4px;padding:0 5px;
  font-family:monospace;font-size:.72rem;
}

/* ==================== লগইন ==================== */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;
  background:linear-gradient(135deg,var(--brand) 0%,#134e4a 100%)}
.login-card{
  background:var(--card);border-radius:18px;box-shadow:var(--shadow-lg);width:100%;max-width:410px;padding:30px 26px;
}
.login-logo{width:62px;height:62px;border-radius:16px;margin:0 auto 12px;display:grid;place-items:center;
  background:var(--brand);color:#fff;object-fit:cover}
.login-logo .ic{width:32px;height:32px}
.login-card h1{text-align:center;font-size:1.25rem;margin-bottom:2px}
.login-card .tag{text-align:center;color:var(--ink3);font-size:.85rem;margin-bottom:20px}
.login-demo{margin-top:16px;padding:11px 13px;background:var(--info-soft);border-radius:var(--r-sm);
  font-size:.8rem;color:var(--info);line-height:1.7}

/* ==================== সহায়িকা (নির্দেশিকা পাতা) ==================== */
.doc{display:grid;grid-template-columns:236px 1fr;gap:16px;align-items:start}
.doc-toc{position:sticky;top:calc(var(--top-h) + 14px)}
.doc-toc .card-body{max-height:calc(100vh - var(--top-h) - 90px);overflow-y:auto}
.doc-toc a{
  display:flex;gap:8px;align-items:baseline;padding:6px 10px;border-radius:var(--r-xs);
  color:var(--ink2);font-size:.85rem;line-height:1.5;
}
.doc-toc a:hover{background:var(--line2);color:var(--ink);text-decoration:none}
.doc-toc a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.doc-toc a .n{color:var(--ink3);font-size:.78rem;min-width:16px}

.doc-body h4{margin:18px 0 6px;font-size:.95rem;color:var(--brand)}
.doc-body h4:first-child{margin-top:0}
.doc-body p{line-height:1.85}
.doc-body ul,.doc-body ol{padding-inline-start:22px;line-height:1.85}
.doc-body li{margin-bottom:5px}
.doc-sec{scroll-margin-top:calc(var(--top-h) + 14px)}
.doc-n{
  display:inline-grid;place-items:center;width:24px;height:24px;border-radius:7px;
  background:var(--brand);color:#fff;font-size:.78rem;font-weight:700;margin-inline-end:8px;
}

.doc-tile{border:1px solid var(--line);border-radius:var(--r-sm);padding:13px 14px;background:var(--card2)}
.doc-tile .doc-ic{
  display:grid;place-items:center;width:34px;height:34px;border-radius:9px;
  background:var(--brand-soft);color:var(--brand);margin-bottom:7px;
}
.doc-tile b{display:block;margin-bottom:2px}
.doc-tile p{margin:0;color:var(--ink3);font-size:.85rem;line-height:1.7}

.doc-steps{list-style:none;padding:0;margin:0;counter-reset:ds}
.doc-steps li{
  display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line2);
}
.doc-steps li:last-child{border-bottom:0}
.doc-steps .mark{
  width:24px;height:24px;flex:none;border-radius:50%;border:2px solid var(--line);
  display:grid;place-items:center;margin-top:2px;counter-increment:ds;color:var(--ink3);font-size:.75rem;
}
.doc-steps .mark::before{content:counter(ds)}
.doc-steps li.done .mark{background:var(--ok);border-color:var(--ok);color:#fff}
.doc-steps li.done .mark::before{content:''}
.doc-steps li.done .mark .ic{width:14px;height:14px}
.doc-steps .txt{flex:1;min-width:0;line-height:1.65}
.doc-steps .txt .muted{font-size:.84rem}

.doc-num{counter-reset:dn;list-style:none;padding:0}
.doc-num > li{
  counter-increment:dn;position:relative;padding-inline-start:30px;margin-bottom:9px;
}
.doc-num > li::before{
  content:counter(dn);position:absolute;inset-inline-start:0;top:2px;
  width:21px;height:21px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-size:.75rem;font-weight:700;
}
.doc-num ul{margin:5px 0}

.doc-formula{
  background:var(--card2);border:1px solid var(--line);border-inline-start:3px solid var(--brand);
  border-radius:var(--r-sm);padding:12px 15px;line-height:2;font-size:.9rem;margin:10px 0;
}

.doc-faq{border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:8px;overflow:hidden}
.doc-faq summary{
  padding:11px 14px;cursor:pointer;font-weight:600;font-size:.92rem;background:var(--card2);
  list-style:none;display:flex;align-items:center;gap:9px;
}
.doc-faq summary::-webkit-details-marker{display:none}
.doc-faq summary::before{content:'?';width:20px;height:20px;flex:none;border-radius:50%;
  background:var(--warn-soft);color:var(--warn);display:grid;place-items:center;font-size:.76rem;font-weight:700}
.doc-faq[open] summary{border-bottom:1px solid var(--line)}
.doc-faq > div{padding:12px 14px;line-height:1.85;font-size:.9rem}

kbd{
  background:var(--line2);border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;
  padding:1px 7px;font-family:monospace;font-size:.82em;color:var(--ink);white-space:nowrap;
}
code{background:var(--line2);border-radius:5px;padding:1px 6px;font-size:.88em}

@media (max-width:980px){
  .doc{grid-template-columns:1fr}
  .doc-toc{position:static}
  .doc-toc .card-body{max-height:none;display:flex;flex-wrap:wrap;gap:4px}
  .doc-toc a{border:1px solid var(--line)}
}

/* ==================== প্রিন্ট ==================== */
@media print{
  .side,.top,.foot,.no-print,.side-scrim{display:none !important}
  body{background:#fff;color:#000;font-size:12px}
  .shell,.main,.content{display:block;padding:0;margin:0;max-width:none}
  .card{border:0;box-shadow:none;margin:0}
  a{color:#000;text-decoration:none}
  table.tbl th{background:#f0f0f0 !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}

  /* নির্দেশিকা ছাপার সময়: সূচিপত্র বাদ, সব প্রশ্নের উত্তর খোলা,
     আর একটি অংশ যেন দুই পাতায় ভাগ হয়ে না যায় */
  .doc{display:block}
  .doc-sec{break-inside:avoid;page-break-inside:avoid;margin-bottom:14px}
  .doc-faq > div{display:block !important}
  .doc-faq{break-inside:avoid;page-break-inside:avoid}
  .doc-formula{border-inline-start:3px solid #000}
}

/* ==================== রেসপনসিভ ==================== */
@media (max-width:1200px){
  .g6{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .pos-right{width:370px}
}
@media (max-width:980px){
  .side{position:fixed;inset-inline-start:0;top:0;transform:translateX(-100%);transition:transform .22s;box-shadow:var(--shadow-lg)}
  html[dir=rtl] .side{transform:translateX(100%)}
  body.side-open .side{transform:none}
  body.side-open .side-scrim{display:block;position:fixed;inset:0;background:rgba(8,15,22,.5);z-index:55}
  .side-close{display:grid;place-items:center;width:34px;height:34px;border:0;background:var(--line2);
    border-radius:8px;color:var(--ink2);cursor:pointer}
  .only-mobile{display:grid}
  .only-desktop{display:none}
  .who-txt{display:none}
  .g3,.g4,.g6{grid-template-columns:repeat(2,1fr)}
  .content{padding:13px}
  .pos-right{width:330px}
}
@media (max-width:720px){
  .g2,.g3,.g4,.g6,.g-auto{grid-template-columns:1fr}
  .span2{grid-column:span 1}
  .top-title h1{font-size:.95rem}
  .branch-pick select{max-width:110px}
  .stat .val{font-size:1.2rem}
  .filters .field{min-width:calc(50% - 5px)}
  .filters .grow{min-width:100%}

  /* POS মোবাইলে: উপরে পণ্য, নিচে কার্ট — বোতাম দিয়ে অদলবদল */
  .pos-body{flex-direction:column}
  .pos-right{width:auto;border-inline-start:0;border-top:1px solid var(--line);max-height:56vh}
  body.pos-cart-open .pos-left{display:none}
  body.pos-cart-open .pos-right{max-height:none;flex:1}
  body:not(.pos-cart-open) .pos-right{display:none}
  .pos-mobile-bar{display:flex !important}
}
.pos-mobile-bar{display:none;gap:8px;padding:8px 10px;background:var(--card);border-top:1px solid var(--line);flex:none}
.pos-mobile-bar .btn{flex:1}