/* ============================================================
   BariRent ERP — ডেমো অ্যাপ শেল স্টাইল (পার্পল থিম)
   Palette: primary #7C3AED · deep purple #4C1D95 · accent #A855F7
   Dark mode via [data-theme="dark"] on <html>.
   ============================================================ */
:root{
  --primary:#7C3AED;
  --primary-600:#6D28D9;
  --primary-800:#4C1D95;
  --accent:#A855F7;
  --amber:#F59E0B;
  --bg:#F7F5FF;
  --ink:#1F1B2E;
  --footer:#241645;
  --card:#ffffff;
  --soft:#F3F0FF;
  --line:#E4DFF5;
  --muted:#6F6A85;
  --red:#dc2626;
  --green:#15803d;
  --radius:14px;
  --sidebar-text:#DCD5F5;
  --sidebar-dim:#B8B0D9;
}
[data-theme="dark"]{
  --bg:#130D24;
  --ink:#EDE9FE;
  --card:#1E1738;
  --soft:#2A2050;
  --line:#352A5E;
  --muted:#B8B0D9;
  --footer:#150E2B;
  --primary:#8B5CF6;
  --primary-600:#7C3AED;
  --primary-800:#6D28D9;
  --accent:#A855F7;
  --sidebar-text:#EDE9FE;
  --sidebar-dim:#B8B0D9;
  --green:#4ADE80;
  --red:#F87171;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Hind Siliguri",system-ui,-apple-system,"Noto Sans Bengali",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
}
a{color:inherit}

/* ---------- ডেমো ব্যানার ---------- */
.demo-banner{
  background:linear-gradient(135deg,var(--primary-800),var(--primary-600));
  color:#fff;
  padding:.7rem 1rem;
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;
  font-size:.95rem;
  position:sticky;top:0;z-index:60;
  border-bottom:3px solid var(--amber);
}
.demo-banner .tag{display:flex;align-items:center;gap:.5rem;font-weight:700}
.demo-banner .back{
  background:#fff;color:var(--primary-800);font-weight:700;text-decoration:none;
  padding:.4rem .9rem;border-radius:999px;font-size:.9rem;white-space:nowrap;
}
.demo-banner .back:hover{filter:brightness(.96)}

/* ---------- শেল ---------- */
.app-shell{display:flex;min-height:calc(100vh - 57px)}

/* ---------- সাইডবার ---------- */
.sidebar{
  width:250px;flex:0 0 250px;
  background:var(--footer);color:var(--sidebar-text);
  padding:1rem .75rem;
  display:flex;flex-direction:column;gap:.15rem;
  position:sticky;top:57px;height:calc(100vh - 57px);overflow-y:auto;
}
.sidebar .brand-mini{display:flex;align-items:center;gap:.6rem;padding:.6rem .5rem 1rem}
.brand-mini .logo{
  width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex:0 0 42px;
}
.brand-mini strong{display:block;font-size:1.02rem;line-height:1.25}
.brand-mini small{color:var(--sidebar-dim);font-size:.8rem}
.nav-item{
  display:flex;align-items:center;gap:.7rem;
  padding:.68rem .8rem;border-radius:10px;color:var(--sidebar-text);text-decoration:none;font-weight:500;
}
.nav-item .ic{font-size:1.15rem;width:1.6rem;text-align:center}
.nav-item:hover{background:rgba(255,255,255,.08)}
.nav-item.active{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
.sidebar .acct{
  margin-top:auto;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:12px;padding:.7rem .8rem;font-size:.85rem;color:var(--sidebar-text);
}
.acct .demo-pill{display:inline-block;background:var(--amber);color:#3a2703;font-size:.72rem;
  font-weight:700;border-radius:999px;padding:.1rem .55rem;margin-top:.35rem}
.drawer-scrim{display:none}

/* ---------- মূল এলাকা ---------- */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  background:var(--card);border-bottom:1px solid var(--line);
  padding:.7rem 1.2rem;display:flex;align-items:center;gap:.8rem;
  position:sticky;top:57px;z-index:50;
}
.hamburger{display:none;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:10px;
  padding:.35rem .6rem;font-size:1.15rem;cursor:pointer}
.topbar .title{font-weight:700;font-size:1.05rem}
.topbar .spacer{flex:1}
.topbar .who{font-size:.85rem;color:var(--muted);display:flex;align-items:center;gap:.45rem}
.who .dot{width:10px;height:10px;border-radius:50%;background:var(--green);display:inline-block}
.theme-toggle{
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  border-radius:10px;padding:.35rem .6rem;font-size:1rem;cursor:pointer;line-height:1.2;
}
.lang-toggle{display:inline-flex;background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.lang-toggle button{border:none;background:transparent;color:var(--muted);font-family:inherit;
  font-weight:700;font-size:.8rem;padding:.3rem .7rem;border-radius:999px;cursor:pointer;white-space:nowrap}
.lang-toggle button.on{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;
  box-shadow:0 2px 8px rgba(124,58,237,.35)}
.content{padding:1.25rem;max-width:1180px;width:100%;margin:0 auto}
.view{display:none;animation:fade .18s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.view > h2{font-size:1.35rem;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}

/* ---------- স্ট্যাট কার্ড ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.9rem;margin-bottom:1.2rem}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:.95rem 1rem;display:flex;gap:.7rem;align-items:flex-start}
.stat .ic{font-size:1.5rem;background:var(--soft);border-radius:10px;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;flex:0 0 44px}
.stat .lbl{font-size:.82rem;color:var(--muted)}
.stat .val{font-size:1.28rem;font-weight:700;line-height:1.3}
.stat.warn .val{color:var(--red)}
.stat.good .val{color:var(--primary)}
.stat .sub{font-size:.78rem;color:var(--muted)}
.stat.clickable{cursor:pointer}

/* ---------- কার্ড ও টেবিল ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem;margin-bottom:1.2rem}
.card h3{font-size:1.05rem;margin-bottom:.8rem;display:flex;align-items:center;gap:.45rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:640px}
th,td{padding:.65rem .8rem;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{background:var(--soft);font-weight:700;font-size:.85rem;color:var(--primary-800)}
[data-theme="dark"] th{color:var(--accent)}
tr:last-child td{border-bottom:none}
tr.rowlink{cursor:pointer}
tr.rowlink:hover td{background:var(--soft)}
.badge{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.78rem;font-weight:700}
.b-paid{background:#dcfce7;color:#166534}
.b-part{background:#fef3c7;color:#92400e}
.b-due{background:#fee2e2;color:#991b1b}
.b-active{background:#dcfce7;color:#166534}
.b-new{background:#e0f2fe;color:#075985}
.b-open{background:#fee2e2;color:#991b1b}
[data-theme="dark"] .b-paid{background:#14532d;color:#bbf7d0}
[data-theme="dark"] .b-part{background:#713f12;color:#fef3c7}
[data-theme="dark"] .b-due{background:#7f1d1d;color:#fecaca}
[data-theme="dark"] .b-active{background:#14532d;color:#bbf7d0}
[data-theme="dark"] .b-new{background:#1e3a5f;color:#bae6fd}
[data-theme="dark"] .b-open{background:#7f1d1d;color:#fecaca}

/* ---------- বাটন ---------- */
.btn{border:none;border-radius:10px;padding:.55rem 1rem;font-family:inherit;font-weight:700;
  cursor:pointer;font-size:.92rem;display:inline-flex;align-items:center;gap:.4rem;text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;
  box-shadow:0 4px 14px rgba(124,58,237,.35)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-amber{background:var(--amber);color:#3a2703}
.btn-ghost{background:var(--soft);color:var(--primary-800)}
[data-theme="dark"] .btn-ghost{color:var(--accent)}
.btn-sm{padding:.35rem .7rem;font-size:.82rem}
.btn-row{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1rem}
.quick-links{display:flex;gap:.6rem;flex-wrap:wrap;margin:1rem 0}
.quick-links a{background:var(--card);border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1rem;text-decoration:none;font-weight:600;font-size:.88rem}
.quick-links a:hover{border-color:var(--primary);color:var(--primary)}

/* ---------- চার্ট ---------- */
.chart-card svg{width:100%;height:auto;display:block}
.chart-legend{font-size:.8rem;color:var(--muted);text-align:center;margin-top:.3rem}

/* ---------- মিটার / এসএমএস / রিপোর্ট ---------- */
.tariff{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.7rem;margin:.8rem 0}
.tariff .t{background:var(--soft);border-radius:10px;padding:.7rem;text-align:center}
.tariff .t b{display:block;font-size:1.1rem;color:var(--primary-800)}
[data-theme="dark"] .tariff .t b{color:var(--accent)}
.tariff .t span{font-size:.8rem;color:var(--muted)}
.sms-balance{background:linear-gradient(135deg,var(--primary-800),var(--primary));color:#fff;
  border-radius:var(--radius);padding:1.1rem;margin-bottom:1.2rem;display:flex;
  align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.sms-balance .big{font-size:1.6rem;font-weight:700}
.template{border:1px solid var(--line);border-radius:12px;padding:.9rem 1rem;margin-bottom:.8rem;background:var(--card)}
.template .t-name{font-weight:700;color:var(--primary-800);margin-bottom:.3rem}
[data-theme="dark"] .template .t-name{color:var(--accent)}
.template .t-body{font-size:.9rem;color:var(--ink);background:var(--soft);border-radius:8px;padding:.55rem .7rem}
.template code{color:var(--primary);font-weight:700}
.report-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.9rem}
.report-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:1rem;cursor:pointer;transition:transform .12s, box-shadow .12s}
.report-card:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(124,58,237,.16);border-color:var(--primary)}
.report-card .ic{font-size:1.7rem}
.report-card h4{margin:.4rem 0 .25rem}
.report-card p{font-size:.85rem;color:var(--muted)}

/* ---------- চিপস ---------- */
.chips{display:flex;gap:.7rem;flex-wrap:wrap;margin-bottom:1.1rem}
.chip{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:.7rem 1rem;flex:1;min-width:140px}
.chip .lbl{font-size:.8rem;color:var(--muted)}
.chip .val{font-size:1.2rem;font-weight:700}

/* ---------- মোডাল ---------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(19,13,36,.6);z-index:100;
  display:none;align-items:flex-start;justify-content:center;padding:2rem 1rem;overflow-y:auto}
.modal-backdrop.open{display:flex}
.modal{background:var(--card);color:var(--ink);border-radius:16px;max-width:620px;width:100%;padding:1.4rem;position:relative}
.modal .close{position:absolute;top:.7rem;left:.9rem;border:none;background:var(--soft);
  width:36px;height:36px;border-radius:50%;font-size:1.1rem;cursor:pointer;color:var(--primary-800)}
[data-theme="dark"] .modal .close{color:var(--accent)}
.inv-lines{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:1rem 0}
.inv-lines table{min-width:0}
.inv-totals{margin:0 0 1rem;font-size:.95rem}
.inv-totals .row{display:flex;justify-content:space-between;padding:.25rem 0}
.inv-totals .grand{font-weight:700;font-size:1.15rem;border-top:2px solid var(--line);padding-top:.5rem;margin-top:.4rem;color:var(--primary-800)}
[data-theme="dark"] .inv-totals .grand{color:var(--accent)}
.tenant-card{background:linear-gradient(135deg,var(--card),var(--soft));border:2px solid var(--primary);
  border-radius:16px;padding:1.4rem;max-width:560px}
.tenant-card .shop{text-align:center;border-bottom:1px dashed var(--line);padding-bottom:.8rem;margin-bottom:.8rem}
.tenant-card .shop b{font-size:1.15rem;color:var(--primary-800)}
[data-theme="dark"] .tenant-card .shop b{color:var(--accent)}
.demo-note{background:#fef3c7;border:1px solid #fcd34d;color:#92400e;border-radius:10px;
  padding:.6rem .8rem;font-size:.85rem;margin-bottom:1rem}
[data-theme="dark"] .demo-note{background:#451a03;border-color:#92400e;color:#fed7aa}

/* ---------- টগল ---------- */
.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.7rem 0;border-bottom:1px solid var(--line)}
.toggle-row:last-child{border-bottom:none}
.switch{position:relative;width:48px;height:26px;flex:0 0 48px}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;inset:0;background:#c9c3e8;border-radius:999px;transition:.2s;cursor:pointer}
.slider:before{content:"";position:absolute;width:20px;height:20px;border-radius:50%;
  background:#fff;top:3px;right:3px;transition:.2s}
.switch input:checked + .slider{background:var(--primary)}
.switch input:checked + .slider:before{transform:translateX(-22px)}
.palette-row{display:flex;gap:.6rem;margin-top:.5rem;flex-wrap:wrap}
.swatch{width:52px;height:52px;border-radius:12px;border:2px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.15)}
.profile{display:flex;gap:1rem;align-items:center}
.avatar{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:700;flex:0 0 60px}

/* ---------- টোস্ট ---------- */
.toast-wrap{position:fixed;bottom:1.2rem;right:1.2rem;z-index:200;display:flex;
  flex-direction:column;gap:.5rem;max-width:min(92vw,360px)}
.toast{background:var(--ink);color:var(--bg);border-radius:12px;padding:.75rem 1rem;font-size:.9rem;
  box-shadow:0 8px 24px rgba(0,0,0,.25);animation:slidein .22s ease;border-right:4px solid var(--amber)}
@keyframes slidein{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:none}}

/* ---------- ফুটার ---------- */
.demo-footer{background:var(--footer);color:var(--sidebar-dim);text-align:center;
  padding:1.2rem;font-size:.85rem}

/* ---------- রেসপন্সিভ ---------- */
@media (max-width:900px){
  .grid2{grid-template-columns:1fr}
}
@media (max-width:760px){
  .sidebar{
    position:fixed;top:0;left:0;height:100vh;z-index:90;
    transform:translateX(-100%);transition:transform .25s ease;
    width:min(280px,82vw);flex:none;
  }
  .sidebar.open{transform:translateX(0)}
  .drawer-scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:80;opacity:0;pointer-events:none;transition:opacity .25s}
  .drawer-scrim.show{opacity:1;pointer-events:auto}
  .hamburger{display:inline-block}
  .topbar{top:0}
  .demo-banner{position:static}
  .sidebar{top:0}
  .content{padding:1rem .8rem}
  .topbar .who span.name{display:none}
}