/* NeXgen ERP – one stylesheet, no external fonts or libraries. */
:root{--bg:#f5f6f8;--card:#fff;--ink:#1f2430;--muted:#6b7280;--line:#e5e7eb;--brand:#6d28d9;--brand-2:#ede9fe;--ok:#15803d;--ok-bg:#dcfce7;--warn:#b45309;--warn-bg:#fef3c7;--bad:#b91c1c;--bad-bg:#fee2e2;--info:#1d4ed8;--info-bg:#dbeafe;--radius:10px;--shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08)}
@media (prefers-color-scheme:dark){:root{--bg:#0f1117;--card:#171a23;--ink:#e6e8ee;--muted:#9aa3b2;--line:#262b36;--brand:#a78bfa;--brand-2:#2a2340;--ok:#4ade80;--ok-bg:#12301f;--warn:#fbbf24;--warn-bg:#33270c;--bad:#f87171;--bad-bg:#3a1414;--info:#93c5fd;--info-bg:#15233d;--shadow:none}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali",Arial,sans-serif}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:20px;margin:0 0 14px}h2{font-size:16px;margin:0 0 10px}h3{font-size:14px;margin:0 0 8px}
.wrap{display:flex;min-height:100vh}
.side{width:220px;flex:none;background:var(--card);border-right:1px solid var(--line);padding:14px 10px;position:sticky;top:0;height:100vh;overflow:auto}
.side .logo{font-weight:800;font-size:16px;padding:4px 10px 14px;letter-spacing:.2px}.side .logo span{color:var(--brand)}
.side nav a{display:flex;gap:9px;align-items:center;padding:7px 10px;border-radius:8px;color:var(--ink);margin-bottom:1px}
.side nav a:hover{background:var(--bg);text-decoration:none}.side nav a.on{background:var(--brand-2);color:var(--brand);font-weight:600}
.side nav .sep{font-size:11px;text-transform:uppercase;color:var(--muted);letter-spacing:.06em;padding:12px 10px 4px}
.main{flex:1;min-width:0}
.top{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:10px 20px;border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5}
.top form{display:flex;gap:6px;align-items:center}.top .me{color:var(--muted);font-size:13px}
.content{padding:20px;max-width:1400px}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;color:var(--ink)}
@media (max-width:900px){.side{position:fixed;left:-240px;z-index:20;transition:left .2s;box-shadow:var(--shadow)}.side.open{left:0}.menu-btn{display:inline-block}.content{padding:14px}.top{padding:10px 14px}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:16px;min-width:0}
.grid{display:grid;gap:16px}.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))}
@media (max-width:1100px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}}
.kpi{padding:14px 16px}.kpi small{display:block;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.kpi b{display:block;font-size:22px;margin:2px 0;font-variant-numeric:tabular-nums}.kpi span{color:var(--muted);font-size:12.5px}
.up{color:var(--ok)}.down{color:var(--bad)}.muted{color:var(--muted)}.small{font-size:12.5px}.right{text-align:right}.nowrap{white-space:nowrap}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;background:var(--card);position:sticky;top:0}
td.num,th.num{text-align:right}tr:hover td{background:color-mix(in srgb,var(--bg) 60%,transparent)}
.tablewrap{overflow-x:auto;margin:0 -16px;padding:0 16px}
.badge{display:inline-block;padding:1px 8px;border-radius:99px;font-size:12px;font-weight:600;background:var(--bg);color:var(--muted);white-space:nowrap}
.st-new,.st-hold{background:var(--warn-bg);color:var(--warn)}.st-confirmed,.st-packed,.st-shipped{background:var(--info-bg);color:var(--info)}
.st-delivered,.b-ok{background:var(--ok-bg);color:var(--ok)}.st-returned,.st-cancelled,.b-bad{background:var(--bad-bg);color:var(--bad)}.b-warn{background:var(--warn-bg);color:var(--warn)}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;border:1px solid transparent}
.flash.ok{background:var(--ok-bg);color:var(--ok)}.flash.error{background:var(--bad-bg);color:var(--bad)}.flash.warn{background:var(--warn-bg);color:var(--warn)}.flash.info{background:var(--info-bg);color:var(--info)}
input,select,textarea,button{font:inherit;color:inherit}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=search],input[type=url],select,textarea{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--card)}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--brand) 40%,transparent);border-color:var(--brand)}
label{display:block;font-size:12.5px;color:var(--muted);margin:0 0 4px}
.field{margin-bottom:12px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}.row>*{flex:1 1 140px}.row>.auto{flex:0 0 auto}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;border:1px solid var(--line);background:var(--card);cursor:pointer;white-space:nowrap;color:var(--ink)}
.btn:hover{text-decoration:none;border-color:var(--muted)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.danger{color:var(--bad)}
.btn.sm{padding:3px 9px;font-size:12.5px}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:14px;border-bottom:1px solid var(--line)}
.tabs a{padding:8px 12px;border-bottom:2px solid transparent;color:var(--muted)}.tabs a.on{color:var(--brand);border-color:var(--brand);font-weight:600}.tabs a:hover{text-decoration:none;color:var(--ink)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.chips a{padding:4px 11px;border:1px solid var(--line);border-radius:99px;color:var(--ink);background:var(--card);font-size:13px}
.chips a.on{background:var(--brand);border-color:var(--brand);color:#fff}.chips a:hover{text-decoration:none}
.list{list-style:none;margin:0;padding:0}.list li{padding:8px 0;border-bottom:1px solid var(--line)}.list li:last-child{border:0}
.chartbox{margin:0}.chartbox figcaption{font-size:12px;color:var(--muted);margin-bottom:6px}
.chart{width:100%;height:140px;display:block}.chart rect{fill:var(--brand);opacity:.85}.chart rect:hover{opacity:1}
.chart-axis{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:4px}
.bar{height:8px;border-radius:99px;background:var(--bg);overflow:hidden}.bar>i{display:block;height:100%;background:var(--brand)}
.login{max-width:380px;margin:9vh auto;padding:0 16px}.login .card{padding:26px}
.pager{display:flex;gap:6px;justify-content:flex-end;margin-top:10px}
.pre{white-space:pre-wrap}.answer{white-space:pre-wrap;background:var(--bg);padding:12px 14px;border-radius:8px}
.risk{display:inline-block;min-width:34px;text-align:center;border-radius:6px;padding:1px 6px;font-weight:700;font-size:12px}
.r-low{background:var(--ok-bg);color:var(--ok)}.r-mid{background:var(--warn-bg);color:var(--warn)}.r-high{background:var(--bad-bg);color:var(--bad)}
details>summary{cursor:pointer}code{background:var(--bg);padding:1px 5px;border-radius:5px;font-size:12.5px}