/* নীড় design system: tokens, public site, dashboard, forms, print */
:root{
  color-scheme:light;
  --bg:#F6F7F9; --surface:#FFFFFF; --ink:#16202B; --ink2:#5A6673; --line:#E2E6EB;
  --brand:#1F5FBF; --brand-ink:#FFFFFF; --brand-soft:#E4EDFB;
  --hero:#FFFFFF; --hero-ink:#16202B; --hero-dim:#5A6673; --hero-line:#E2E6EB;
  --gold:#F4B000; --gold-ink:#3A2A00; --gold-soft:#FFF0C2;
  --warn:#B5452F; --warn-soft:#FBE5DF; --ok:#1F5FBF; --info:#1F5F8B; --info-soft:#E1EEF7;
  --f-display:'Anek Bangla','Hind Siliguri','Noto Sans Bengali',sans-serif;
  --f-body:'Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif;
  --gutter:max(16px,env(safe-area-inset-left,0px));
  --gutter-r:max(16px,env(safe-area-inset-right,0px));
  --map-land:#EEF0F3; --map-ink:#243242; --map-halo:#F7F8FA; --map-sel:#1F5FBF;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.65}
h1,h2,h3,h4{font-family:var(--f-display);margin:0;text-wrap:balance;line-height:1.3}
p{margin:0 0 .6em}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-inline:var(--gutter) var(--gutter-r)}
.band{padding-block:48px}
.muted{color:var(--ink2)}
.small{font-size:13px}
.right{text-align:right}
.nowrap{white-space:nowrap}
.flex{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.grow{flex:1;min-width:0}
.mt{margin-top:16px}.mb{margin-bottom:16px}
.eyebrow{font-size:13px;letter-spacing:.06em;color:var(--brand);font-weight:600}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* buttons */
.btn{border:1px solid transparent;border-radius:10px;padding:0 16px;height:42px;font-weight:600;font-size:15px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;white-space:nowrap;background:var(--brand);color:var(--brand-ink)}
.btn:hover{filter:brightness(1.07)}
.btn-gold{background:var(--gold);color:var(--gold-ink)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-line{background:transparent;color:var(--hero-ink);border-color:var(--hero-line)}
.btn-danger{background:var(--warn);color:#fff}
.btn-sm{height:34px;padding:0 12px;font-size:14px;border-radius:8px}
.btn-block{width:100%}
.linkbtn{background:none;border:0;padding:0;color:var(--brand);cursor:pointer;font-weight:600}

/* header */
.top{background:var(--hero);color:var(--hero-ink);position:sticky;top:env(safe-area-inset-top,0px);z-index:50}
.top .wrap{display:flex;align-items:center;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:800;font-size:26px}
.logo svg{width:30px;height:30px;color:var(--hero-ink)}
.logo small{font:500 12px var(--f-body);color:var(--hero-dim)}
.nav{display:flex;gap:20px;margin-left:20px;font-size:15px;color:var(--hero-dim)}
.nav a:hover,.nav a.on{color:var(--hero-ink)}
.sp{flex:1}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--gold);color:var(--gold-ink);display:inline-flex;align-items:center;justify-content:center;font-weight:700;flex:none}
.badge-dot{background:var(--warn);color:#fff;border-radius:10px;font-size:11px;padding:0 6px;margin-left:4px}
.menu-toggle{display:none;background:none;border:1px solid var(--hero-line);color:var(--hero-ink);border-radius:8px;height:38px;width:42px;font-size:20px}
.usermenu{position:relative}
.usermenu summary{list-style:none;cursor:pointer;display:flex;gap:8px;align-items:center}
.usermenu summary::-webkit-details-marker{display:none}
.usermenu .pop{position:absolute;right:0;top:44px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:12px;min-width:210px;padding:6px;box-shadow:0 8px 24px rgba(0,0,0,.18)}
.usermenu .pop a,.usermenu .pop button{display:block;width:100%;text-align:left;padding:8px 12px;border-radius:8px;background:none;border:0;cursor:pointer;font-size:15px}
.usermenu .pop a:hover,.usermenu .pop button:hover{background:var(--bg)}
@media(max-width:900px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--hero);flex-direction:column;margin:0;padding:12px var(--gutter);gap:4px}
  .nav.open{display:flex}
  .nav a{padding:10px 0}
  .top .hide-sm{display:none}
}

/* flash */
.flash{padding:12px 16px;border-radius:10px;margin:16px 0;border:1px solid var(--line);background:var(--surface)}
.flash.ok{background:var(--brand-soft);border-color:var(--brand);color:var(--ink)}
.flash.err{background:var(--warn-soft);border-color:var(--warn)}
.flash.warn{background:var(--gold-soft);border-color:var(--gold)}
.flash.info{background:var(--info-soft);border-color:var(--info)}

/* hero + search */
.hero{background:var(--hero);color:var(--hero-ink);padding-block:44px 64px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center}
.hero h1{font-size:clamp(30px,4.6vw,50px);font-weight:800;margin:12px 0 14px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .lead{color:var(--hero-dim);font-size:18px;max-width:34em;margin:0 0 24px}
.hero .eyebrow{color:var(--gold)}
@media(max-width:900px){.hero .wrap{grid-template-columns:minmax(0,1fr)}}
.search{background:var(--surface);color:var(--ink);border-radius:16px;padding:14px;display:grid;gap:12px}
.tabs{display:flex;gap:4px;background:var(--bg);padding:4px;border-radius:10px;overflow-x:auto}
.tabs a,.tabs button{flex:1;white-space:nowrap;border:0;background:transparent;color:var(--ink2);padding:8px 12px;border-radius:8px;font-weight:500;text-align:center;cursor:pointer}
.tabs .on{background:var(--surface);color:var(--brand);box-shadow:0 0 0 1px var(--line);font-weight:600}
.row{display:flex;gap:10px;flex-wrap:wrap}
.proof{display:flex;gap:26px;margin-top:26px;flex-wrap:wrap}
.proof div{font-size:13px;color:var(--hero-dim)}
.proof b{display:block;font:800 26px var(--f-display);color:var(--hero-ink)}
.mapcard{background:var(--hero-line);border-radius:20px;padding:10px;position:relative;isolation:isolate}
#map,.map{height:440px;border-radius:12px;background:var(--map-land);position:relative;z-index:0}
.map.sm{height:300px}
.legend{display:flex;gap:16px;flex-wrap:wrap;align-items:center;padding:10px 6px 2px;font-size:13px;color:var(--hero-dim)}
.legend span{display:flex;align-items:center;gap:6px}
.lg{width:11px;height:11px;border-radius:50%;border:1.5px solid var(--hero-ink);display:inline-block}
.lg-flat{background:var(--brand)}.lg-mess{background:var(--gold)}.lg-ring{border:2px dashed var(--gold);background:transparent}
.maplabel{position:absolute;left:22px;top:22px;z-index:1100;background:var(--surface);color:var(--ink);border-radius:10px;padding:8px 12px;font-size:14px;display:flex;gap:8px;align-items:center}
.maplabel b{font-family:var(--f-display);font-size:18px;color:var(--brand)}

/* forms */
label.f{display:grid;gap:4px;font-size:14px;color:var(--ink2);min-width:0}
label.f>span.l{font-weight:500}
input[type=text],input[type=email],input[type=password],input[type=tel],input[type=number],input[type=date],input[type=month],input[type=search],input[type=url],select,textarea{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;background:var(--surface);color:var(--ink)}
textarea{height:auto;min-height:92px;padding:10px 12px;resize:vertical}
input[type=file]{width:100%;padding:8px;border:1px dashed var(--line);border-radius:10px;background:var(--surface)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:0;border-color:var(--brand)}
.field-err{color:var(--warn);font-size:13px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.form-grid .full{grid-column:1/-1}
.check{display:flex;gap:8px;align-items:center;font-size:15px;color:var(--ink)}
.check input{width:18px;height:18px;accent-color:var(--brand)}
.checks{display:flex;gap:10px 18px;flex-wrap:wrap}
.seg{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;height:44px}
.seg button,.seg a{border:0;background:var(--bg);color:var(--ink2);padding:0 13px;font-size:14px;border-right:1px solid var(--line);cursor:pointer;display:flex;align-items:center}
.seg>*:last-child{border-right:0}
.seg .on{background:var(--brand);color:var(--brand-ink);font-weight:600}

/* cards and grids */
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px}
.card.flush{padding:0;overflow:hidden}
.card h3{font-size:18px;margin-bottom:10px}
.sechead{display:flex;align-items:end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.sechead h2{font-size:clamp(24px,3vw,32px);font-weight:800}
.sechead p{margin:6px 0 0;color:var(--ink2)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.cols2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.cols3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media(max-width:900px){.cols2,.cols3{grid-template-columns:minmax(0,1fr)}}
.lcard{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,border-color .15s}
.lcard:hover,.lcard.hl{transform:translateY(-3px);border-color:var(--brand)}
.lcard.hl{box-shadow:0 0 0 2px var(--brand)}
.thumb{height:140px;position:relative;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:38px}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.tag{position:absolute;left:10px;top:10px;font-size:12px;font-weight:600;background:var(--surface);color:var(--ink);border-radius:6px;padding:2px 8px}
.ver{position:absolute;right:10px;top:10px;font-size:12px;font-weight:600;background:var(--brand);color:var(--brand-ink);border-radius:6px;padding:2px 8px}
.feat{position:absolute;left:10px;bottom:10px;font-size:12px;font-weight:700;background:var(--gold);color:var(--gold-ink);border-radius:6px;padding:2px 8px}
.cb{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.cb h3{font-size:17px;font-weight:700}
.loc{font-size:14px;color:var(--ink2);display:flex;justify-content:space-between;gap:8px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips span{font-size:12px;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:1px 8px;color:var(--ink2)}
.price{margin-top:auto;padding-top:6px;font:800 20px var(--f-display);display:flex;align-items:baseline;gap:4px}
.price small{font:400 13px var(--f-body);color:var(--ink2)}
.empty{padding:36px;text-align:center;border:1px dashed var(--line);border-radius:14px;color:var(--ink2);grid-column:1/-1}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat small{display:block;color:var(--ink2);font-size:13px}
.stat b{font:800 24px var(--f-display);display:block}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.pill{font-size:12px;font-weight:600;border-radius:20px;padding:2px 10px;display:inline-block;white-space:nowrap}
.p-ok{background:var(--brand-soft);color:var(--ok)}
.p-due{background:var(--gold-soft);color:var(--gold-ink)}
.p-late{background:var(--warn-soft);color:var(--warn)}
.p-info{background:var(--info-soft);color:var(--info)}
.p-gray{background:var(--bg);color:var(--ink2);border:1px solid var(--line)}
/* tables */
.tablewrap{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:15px}
table.t th{font-size:13px;color:var(--ink2);text-align:left;font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.t td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
table.t tr:last-child td{border-bottom:0}
table.t td.num,table.t th.num{text-align:right;font-variant-numeric:tabular-nums}
table.t tfoot td{font-weight:700;border-top:2px solid var(--line)}

/* dashboard layout */
.shell{display:grid;grid-template-columns:250px minmax(0,1fr);gap:24px;padding-block:24px;align-items:start}
.side{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px;position:sticky;top:80px}
.side h4{font-size:12px;letter-spacing:.06em;color:var(--ink2);padding:10px 12px 4px;font-weight:600}
.side a{display:flex;gap:10px;align-items:center;padding:8px 12px;border-radius:8px;font-size:15px}
.side a:hover{background:var(--bg)}
.side a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.pagehead{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.pagehead h1{font-size:26px;font-weight:800}
@media(max-width:900px){.shell{grid-template-columns:minmax(0,1fr)}.side{position:static}}
.crumbs{font-size:14px;color:var(--ink2);margin-bottom:8px}
.crumbs a{color:var(--brand)}

/* pagination */
.pager{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px;justify-content:center}
.pager a,.pager span{min-width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:0 10px}
.pager .on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.pager .off{opacity:.45}

/* auth */
.authbox{max-width:440px;margin:40px auto;display:grid;gap:14px}
.divider{display:flex;align-items:center;gap:12px;color:var(--ink2);font-size:13px}
.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--line)}

/* listing detail */
.gallery{display:grid;grid-template-columns:2fr 1fr;gap:8px}
.gallery img{width:100%;height:100%;object-fit:cover;border-radius:10px;display:block}
.gallery .big{aspect-ratio:4/3}
.gallery .side-imgs{display:grid;gap:8px;grid-template-rows:repeat(2,1fr)}
@media(max-width:700px){.gallery{grid-template-columns:1fr}.gallery .side-imgs{grid-template-columns:repeat(2,1fr);grid-template-rows:auto}}
.kv{display:grid;grid-template-columns:140px minmax(0,1fr);gap:6px 14px;font-size:15px}
.kv dt{color:var(--ink2)}.kv dd{margin:0}
.facility{display:inline-flex;gap:6px;align-items:center;background:var(--brand-soft);color:var(--ink);border-radius:8px;padding:3px 10px;font-size:14px;margin:0 6px 6px 0}

/* footer */
footer.site{background:var(--hero);color:var(--hero-dim);padding-block:36px 24px;margin-top:40px}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
@media(max-width:800px){footer.site .cols{grid-template-columns:1fr 1fr}}
footer.site h4{color:var(--hero-ink);margin-bottom:8px;font-size:15px}
footer.site a{display:block;padding:2px 0}
footer.site a:hover{color:var(--hero-ink)}
footer.site .copy{border-top:1px solid var(--hero-line);margin-top:22px;padding-top:14px;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* leaflet pins */
.nir-pin svg{width:30px;height:38px;display:block;transition:transform .15s ease;transform-origin:50% 100%;filter:drop-shadow(0 2px 2px rgba(0,0,0,.35))}
.nir-pin path{stroke:var(--surface);stroke-width:1.5}
.nir-pin circle{fill:var(--surface)}
.nir-pin.flat path{fill:var(--brand)}
.nir-pin.mess path{fill:var(--gold)}
.nir-pin.hot svg{transform:scale(1.35)}
.nir-me{box-sizing:border-box;background:var(--surface);border:4px solid var(--map-sel);border-radius:50%;box-shadow:0 0 0 6px color-mix(in srgb,var(--map-sel) 25%,transparent);cursor:grab}
.leaflet-container{font-family:var(--f-body)}
.leaflet-tooltip{background:var(--map-ink);color:var(--map-halo);border:0;border-radius:6px;box-shadow:none;font:600 13px var(--f-body)}
.leaflet-tooltip-top:before{border-top-color:var(--map-ink)}
/* printable documents (invoice, receipt, agreement, statements) */
.doc{background:#fff;color:#111;max-width:820px;margin:24px auto;padding:36px;border:1px solid #ddd;border-radius:6px}
.doc h1{font-size:26px;color:#1F5FBF}
.doc table{width:100%;border-collapse:collapse;margin:14px 0}
.doc th,.doc td{padding:8px 10px;border-bottom:1px solid #e5e5e5;text-align:left;font-size:15px}
.doc td.num,.doc th.num{text-align:right}
.doc .head{display:flex;justify-content:space-between;gap:16px;border-bottom:2px solid #1F5FBF;padding-bottom:12px;margin-bottom:16px;flex-wrap:wrap}
.doc .stamp{display:inline-block;border:2px solid #1F5FBF;color:#1F5FBF;padding:2px 12px;border-radius:6px;font-weight:700;transform:rotate(-4deg)}
.doc .sign{display:flex;justify-content:space-between;margin-top:56px;gap:20px}
.doc .sign div{border-top:1px solid #111;padding-top:6px;min-width:180px;text-align:center;font-size:14px}
.noprint{}
@media print{
  body{background:#fff}
  .top,.side,footer.site,.noprint,.flash{display:none!important}
  .shell{display:block;padding:0}
  .doc{border:0;margin:0;padding:0;max-width:none}
}

/* light surfaces everywhere: header, hero and footer are white, the accent is blue */
.top{border-bottom:1px solid var(--line)}
.hero{background:var(--surface);border-bottom:1px solid var(--line)}
.hero h1 em,.hero .eyebrow{color:var(--brand)}
.mapcard{background:var(--bg);border:1px solid var(--line)}
footer.site{border-top:1px solid var(--line)}
.logo svg{color:var(--ink)}