:root{
  --bg:#f4f5fb;--surface:#fff;--text:#1e2238;--muted:#6b7090;--line:#e6e8f2;
  --side:#0e1440;--side-2:#151d55;--side-text:#c9cdf0;--primary:#4f46e5;--primary-2:#4338ca;--primary-soft:#eef0ff;
  --green:#16a34a;--green-soft:#e8f8ee;--red:#dc2626;--red-soft:#fdecec;--amber:#d97706;--amber-soft:#fff5e5;--blue:#0284c7;--blue-soft:#e6f4fb;
  --radius:10px;--shadow:0 1px 2px rgba(16,24,64,.05),0 4px 16px rgba(16,24,64,.04);
  --font:"Poppins",system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--font);font-size:14px;color:var(--text);background:var(--bg);line-height:1.5}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0;font-weight:600}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}
pre{background:#0f1430;color:#dfe3ff;padding:14px;border-radius:8px;overflow:auto;white-space:pre}
.muted{color:var(--muted)}.small{font-size:12px}.nowrap{white-space:nowrap}.mono{font-family:ui-monospace,monospace}
.right{text-align:right}.center{text-align:center}.mt{margin-top:16px}.mb{margin-bottom:16px}.grow{flex:1}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.hidden{display:none!important}

/* ---------- layout ---------- */
.layout{display:flex;min-height:100vh;background:linear-gradient(to right,var(--side) 248px,transparent 248px)}
.sidebar{width:248px;flex:0 0 248px;background:var(--side);color:var(--side-text);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto;z-index:30}
.brand{display:flex;align-items:center;gap:10px;padding:18px 20px;height:66px;color:#fff;font-weight:700;font-size:17px;letter-spacing:.2px;border-bottom:1px solid rgba(255,255,255,.06)}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#22c55e);display:grid;place-items:center;font-size:18px}
.brand:hover{text-decoration:none}
.nav{padding:10px 0;flex:1}
.nav a,.nav summary{display:flex;align-items:center;gap:12px;padding:10px 24px;color:var(--side-text);font-size:14px;cursor:pointer;list-style:none}
.nav a i,.nav summary i{font-size:16px;width:18px;text-align:center;opacity:.9}
.nav a:hover,.nav summary:hover{background:var(--side-2);color:#fff;text-decoration:none}
.nav a.active{background:var(--primary);color:#fff}
.nav .sep{margin:10px 24px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7d84bf}
.nav details summary::-webkit-details-marker{display:none}
.nav details summary .chev{margin-left:auto;transition:transform .2s}
.nav details[open] summary .chev{transform:rotate(180deg)}
.nav details a{padding-left:54px;font-size:13px}
.helpline{padding:16px 24px;font-size:13px;color:#8f96d9;border-top:1px solid rgba(255,255,255,.06)}
.helpline b{color:#4ade80;font-weight:600}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:66px;background:var(--side);display:flex;align-items:center;justify-content:flex-end;gap:14px;padding:0 24px;position:sticky;top:0;z-index:20}
.topbar .menu-btn{display:none;margin-right:auto;background:none;border:0;color:#fff;font-size:22px;cursor:pointer}
.wallet{display:flex;align-items:center;gap:6px;border:1px solid rgba(255,255,255,.25);color:#7dd3fc;padding:5px 12px;border-radius:8px;font-weight:600;font-size:13px}
.wallet.low{color:#fca5a5;border-color:rgba(252,165,165,.5)}
.wallet:hover{text-decoration:none;background:rgba(255,255,255,.06)}
.userbox{position:relative}
.userbox summary{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;cursor:pointer;list-style:none}
.userbox summary::-webkit-details-marker{display:none}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#818cf8,#4f46e5);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px;text-transform:uppercase}
.userbox .menu{position:absolute;right:0;top:46px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);min-width:200px;padding:6px;z-index:50}
.userbox .menu a,.userbox .menu button{display:flex;gap:10px;align-items:center;width:100%;padding:8px 12px;border-radius:6px;color:var(--text);background:none;border:0;font:inherit;cursor:pointer;text-align:left}
.userbox .menu a:hover,.userbox .menu button:hover{background:var(--bg);text-decoration:none}
.impersonating{background:#fef3c7;color:#92400e;padding:8px 24px;font-size:13px;display:flex;gap:10px;align-items:center}
.content{padding:26px 30px 40px;max-width:1600px;width:100%}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.page-head h1{font-size:20px;font-weight:500}
.page-head p{margin:4px 0 0;color:var(--muted)}

/* ---------- cards ---------- */
.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.card-head h2{font-size:16px;display:flex;align-items:center;gap:8px}
.card-body{padding:18px 20px}
.grid{display:grid;gap:20px}
.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))}.g6{grid-template-columns:repeat(6,minmax(0,1fr))}
.stat{position:relative;overflow:hidden;border-radius:var(--radius);padding:20px;color:#fff;display:flex;align-items:center;gap:16px;min-height:104px;box-shadow:var(--shadow)}
.stat::after{content:"";position:absolute;right:-30px;top:-10px;width:120px;height:160%;background:rgba(255,255,255,.08);transform:rotate(18deg)}
.stat .ic{width:58px;height:58px;border-radius:10px;background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:26px;flex:0 0 58px}
.stat .v{font-size:22px;font-weight:600;line-height:1.2}
.stat .l{font-size:13px;opacity:.92}
.stat .sub{font-size:12px;opacity:.85}
.stat a.more{position:absolute;right:12px;top:10px;color:#fff;font-size:11px;opacity:.85;z-index:1}
.c-blue{background:linear-gradient(120deg,#1e88e5,#29a5f2)}.c-green{background:linear-gradient(120deg,#16a34a,#34c86c)}
.c-navy{background:linear-gradient(120deg,#151a63,#262d8c)}.c-teal{background:linear-gradient(120deg,#0f766e,#2a9d8f)}
.c-indigo{background:linear-gradient(120deg,#4338ca,#6366f1)}.c-orange{background:linear-gradient(120deg,#f97316,#fb9d3c)}
.c-red{background:linear-gradient(120deg,#b91c1c,#ef4444)}
.mini{border-radius:var(--radius);padding:18px 20px;display:flex;justify-content:space-between;align-items:center;min-height:96px}
.mini .l{font-size:14px;color:#334}.mini .v{font-size:24px;font-weight:700}.mini i{font-size:22px}
.m-blue{background:#cfe9fb;color:#0369a1}.m-green{background:#cdeedd;color:#15803d}.m-teal{background:#cfe3e6;color:#0f766e}.m-purple{background:#d9d6ee;color:#3730a3}
.tile{display:flex;gap:16px;align-items:center;padding:18px 20px}
.tile .ic{width:58px;height:58px;border:1.5px solid currentColor;border-radius:10px;display:grid;place-items:center;font-size:26px}
.tile .v{font-size:22px;font-weight:600;color:var(--text)}.tile .l{color:var(--muted)}

.g6 .stat{padding:16px;gap:12px}
.g6 .stat .ic{width:44px;height:44px;flex-basis:44px;font-size:20px}
.g6 .stat .v{font-size:19px;white-space:nowrap}
/* ---------- forms ---------- */
label{display:block;font-weight:500;margin-bottom:6px;font-size:13.5px}
.field{margin-bottom:14px}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=datetime-local],input[type=search],input[type=tel],input[type=url],select,textarea{
  width:100%;padding:9px 12px;border:1px solid #d7dae8;border-radius:8px;background:#fff;font:inherit;color:var(--text);min-height:40px}
textarea{min-height:110px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid #c7cbff;border-color:var(--primary)}
input[type=checkbox],input[type=radio]{width:16px;height:16px;accent-color:var(--primary);vertical-align:middle}
.check{display:flex;gap:8px;align-items:center;font-weight:400}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:8px 16px;border-radius:8px;border:1px solid transparent;background:var(--primary);color:#fff;font:inherit;font-weight:500;cursor:pointer;min-height:38px;white-space:nowrap}
.btn:hover{background:var(--primary-2);text-decoration:none}
.btn.outline{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn.outline:hover{background:var(--primary-soft)}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{background:var(--bg)}
.btn.danger{background:var(--red)}.btn.danger:hover{background:#b91c1c}
.btn.success{background:var(--green)}.btn.success:hover{background:#15803d}
.btn.sm{padding:4px 10px;min-height:30px;font-size:13px}
.btn.icon{padding:0;width:32px;min-height:32px;height:32px}
.btn.block{width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.icon-btns{display:inline-flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.ib{width:32px;height:32px;border-radius:7px;display:inline-grid;place-items:center;border:1px solid;background:#fff;cursor:pointer;font-size:14px;padding:0}
.ib.p{color:var(--primary);border-color:var(--primary)}.ib.b{color:var(--blue);border-color:var(--blue)}.ib.a{color:var(--amber);border-color:var(--amber)}
.ib.k{color:#333;border-color:#333}.ib.r{color:var(--red);border-color:var(--red)}.ib.g{color:var(--green);border-color:var(--green)}
.ib:hover{filter:brightness(.92);text-decoration:none}
form.inline{display:inline}
.filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;align-items:end}
.filters .field{margin:0}

/* switch */
.switch{position:relative;display:inline-block;width:48px;height:26px;flex:0 0 48px}
.switch input{opacity:0;width:0;height:0}
.switch span{position:absolute;inset:0;background:#d5d8e5;border-radius:26px;transition:.2s;cursor:pointer}
.switch span::before{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.2)}
.switch input:checked+span{background:#22c55e}
.switch input:checked+span::before{transform:translateX(22px)}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius)}
table.t{width:100%;border-collapse:collapse;background:#fff}
table.t th{background:var(--primary);color:#fff;font-weight:600;font-size:12.5px;padding:13px 14px;text-align:left;white-space:nowrap}
table.t.light th{background:#f3f4f9;color:#4b5072;text-transform:uppercase;letter-spacing:.04em;font-size:11.5px}
table.t td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:middle}
table.t tr:hover td{background:#fafbff}
table.t td.actions,table.t th.actions{text-align:right}
table.t .sub{display:block;font-size:12px;color:var(--muted)}
.empty{padding:46px 20px;text-align:center;color:var(--muted)}
.empty i{font-size:34px;display:block;margin-bottom:8px;opacity:.6}

/* badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 10px;border-radius:20px;font-size:12px;border:1px solid;white-space:nowrap;line-height:1.5}
.b-green{color:var(--green);border-color:#86d9a5;background:var(--green-soft)}
.b-red{color:var(--red);border-color:#f3a3a3;background:var(--red-soft)}
.b-amber{color:var(--amber);border-color:#f5c27a;background:var(--amber-soft)}
.b-blue{color:var(--blue);border-color:#8fcbe8;background:var(--blue-soft)}
.b-gray{color:#5b6080;border-color:#cfd2e2;background:#f4f5fa}
.b-indigo{color:var(--primary);border-color:#b9b5fb;background:var(--primary-soft)}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;display:inline-block}
.pulse{animation:pulse 1.4s infinite}
@keyframes pulse{50%{opacity:.35}}

/* alerts */
.alert{padding:12px 16px;border-radius:8px;margin-bottom:18px;display:flex;gap:10px;align-items:flex-start;border:1px solid}
.alert.success{background:var(--green-soft);border-color:#a7e3bd;color:#14532d}
.alert.error{background:var(--red-soft);border-color:#f5b5b5;color:#7f1d1d}
.alert.info{background:var(--blue-soft);border-color:#a5d5ee;color:#0c4a6e}
.alert.warn{background:var(--amber-soft);border-color:#f5cf96;color:#7c2d12}
.notice-bar{display:flex;align-items:stretch;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.notice-bar b{background:var(--primary-soft);color:var(--primary);padding:10px 16px;display:flex;gap:6px;align-items:center;white-space:nowrap}
.notice-bar .marquee{overflow:hidden;flex:1;display:flex;align-items:center}
.notice-bar .marquee span{display:inline-block;white-space:nowrap;padding-left:100%;animation:marquee 30s linear infinite}
@keyframes marquee{to{transform:translateX(-100%)}}
@media (prefers-reduced-motion:reduce){.notice-bar .marquee span{animation:none;padding-left:12px;white-space:normal}}

/* pager */
.pager{display:flex;gap:6px;justify-content:space-between;align-items:center;padding:14px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.pager .pages{display:flex;gap:4px;flex-wrap:wrap}
.pager a,.pager span.cur{min-width:32px;height:32px;padding:0 8px;display:inline-grid;place-items:center;border-radius:6px;border:1px solid var(--line);color:var(--text)}
.pager span.cur{background:var(--primary);color:#fff;border-color:var(--primary)}
.pager a:hover{background:var(--bg);text-decoration:none}

/* dialog */
dialog{border:0;border-radius:12px;padding:0;width:min(560px,calc(100vw - 32px));box-shadow:0 20px 60px rgba(10,15,50,.3)}
dialog::backdrop{background:rgba(12,16,48,.45)}
dialog .d-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
dialog .d-head h3{font-size:16px}
dialog .d-body{padding:18px 20px;max-height:70vh;overflow:auto}
dialog .d-foot{display:flex;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid var(--line)}
.x{background:none;border:0;font-size:20px;cursor:pointer;color:var(--muted)}

/* misc */
.secret{display:inline-flex;align-items:center;gap:8px}
.secret .val{font-family:ui-monospace,monospace;letter-spacing:.06em}
.bars{display:flex;align-items:flex-end;gap:6px;height:170px;padding-top:10px}
.bars .bar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:2px;height:100%;min-width:0}
.bars .s{background:#22c55e;width:100%;border-radius:3px 3px 0 0;min-height:1px}
.bars .f{background:#f87171;width:100%;min-height:0}
.bars .lbl{font-size:10px;color:var(--muted);margin-top:4px;white-space:nowrap}
.legend{display:flex;gap:16px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:-1px}
.progress{height:8px;background:#eceef6;border-radius:8px;overflow:hidden;min-width:90px}
.progress>div{height:100%;background:linear-gradient(90deg,#22c55e,#16a34a)}
.kv{display:grid;grid-template-columns:180px 1fr;gap:10px 16px}
.kv dt{color:var(--muted)}.kv dd{margin:0}
.apps{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.app{border:1px solid var(--line);border-radius:10px;padding:16px;text-align:center;display:flex;flex-direction:column;gap:8px;align-items:center}
.app .ai{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;font-size:28px;color:#fff}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.tabs button{border:1px solid var(--primary);background:#fff;color:var(--primary);border-radius:7px;padding:6px 14px;font:inherit;cursor:pointer}
.tabs button.on{background:var(--primary);color:#fff}
.msg{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:12px;white-space:pre-wrap}
.msg.staff{background:var(--primary-soft);border-color:#d5d8ff}
.steps{display:flex;gap:8px;margin-bottom:24px}
.steps div{flex:1;height:6px;border-radius:6px;background:#e3e5f0}
.steps div.on{background:var(--primary)}

/* auth / install */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px 16px;background:radial-gradient(circle at 20% 10%,#1d2580 0,#0e1440 55%)}
.auth .box{background:#fff;border-radius:14px;padding:30px;width:min(440px,100%);box-shadow:0 30px 80px rgba(0,0,0,.35)}
.auth .box.wide{width:min(720px,100%)}
.auth .brand{color:var(--text);border:0;padding:0;height:auto;margin-bottom:20px;justify-content:center}

@media (max-width:1280px){.g6{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){
  .sidebar{position:fixed;left:-260px;transition:left .2s}
  body.nav-open .sidebar{left:0;box-shadow:0 0 0 100vmax rgba(0,0,0,.4)}
  .topbar .menu-btn{display:block}
  .content{padding:18px 16px 32px}
  .g2,.g3{grid-template-columns:1fr}
  .kv{grid-template-columns:1fr}
}
@media (max-width:900px){.layout{background:none}}
@media (max-width:560px){.g4{grid-template-columns:1fr}.g6{grid-template-columns:repeat(2,minmax(0,1fr))}.g6 .stat .ic{display:none}.topbar{padding:0 16px}.userbox summary .name{display:none}}